X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fceph%2Fsrc%2Ftest%2Flibrbd%2Ftest_librbd.cc;fp=src%2Fceph%2Fsrc%2Ftest%2Flibrbd%2Ftest_librbd.cc;h=0000000000000000000000000000000000000000;hb=7da45d65be36d36b880cc55c5036e96c24b53f00;hp=92a9b5c2cc112d3616771b2404bd74db694f71d0;hpb=691462d09d0987b47e112d6ee8740375df3c51b2;p=stor4nfv.git diff --git a/src/ceph/src/test/librbd/test_librbd.cc b/src/ceph/src/test/librbd/test_librbd.cc deleted file mode 100644 index 92a9b5c..0000000 --- a/src/ceph/src/test/librbd/test_librbd.cc +++ /dev/null @@ -1,5991 +0,0 @@ -// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- -// vim: ts=8 sw=2 smarttab -/* - * Ceph - scalable distributed file system - * - * Copyright (C) 2011 New Dream Network - * - * This is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public - * License version 2, as published by the Free Software - * Foundation. See file COPYING. - * - */ - -#include "include/int_types.h" -#include "include/rados/librados.h" -#include "include/rbd_types.h" -#include "include/rbd/librbd.h" -#include "include/rbd/librbd.hpp" -#include "include/event_type.h" -#include "include/err.h" - -#include "gtest/gtest.h" - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include "test/librados/test.h" -#include "test/librbd/test_support.h" -#include "common/event_socket.h" -#include "include/interval_set.h" -#include "include/stringify.h" - -#include -#include - -#ifdef HAVE_EVENTFD -#include -#endif - -using namespace std; - -using std::chrono::seconds; - -#define ASSERT_PASSED(x, args...) \ - do { \ - bool passed = false; \ - x(args, &passed); \ - ASSERT_TRUE(passed); \ - } while(0) - -void register_test_librbd() { -} - -static int get_features(bool *old_format, uint64_t *features) -{ - const char *c = getenv("RBD_FEATURES"); - if (c) { - stringstream ss; - ss << c; - ss >> *features; - if (ss.fail()) - return -EINVAL; - *old_format = false; - cout << "using new format!" << std::endl; - } else { - *old_format = true; - *features = 0; - cout << "using old format" << std::endl; - } - - return 0; -} - -static int create_image_full(rados_ioctx_t ioctx, const char *name, - uint64_t size, int *order, int old_format, - uint64_t features) -{ - if (old_format) { - // ensure old-format tests actually use the old format - int r = rados_conf_set(rados_ioctx_get_cluster(ioctx), - "rbd_default_format", "1"); - if (r < 0) { - return r; - } - return rbd_create(ioctx, name, size, order); - } else if ((features & RBD_FEATURE_STRIPINGV2) != 0) { - uint64_t stripe_unit = IMAGE_STRIPE_UNIT; - if (*order) { - // use a conservative stripe_unit for non default order - stripe_unit = (1ull << (*order-1)); - } - - printf("creating image with stripe unit: %" PRIu64 ", " - "stripe count: %" PRIu64 "\n", - stripe_unit, IMAGE_STRIPE_COUNT); - return rbd_create3(ioctx, name, size, features, order, - stripe_unit, IMAGE_STRIPE_COUNT); - } else { - return rbd_create2(ioctx, name, size, features, order); - } -} - -static int clone_image(rados_ioctx_t p_ioctx, - rbd_image_t p_image, const char *p_name, - const char *p_snap_name, rados_ioctx_t c_ioctx, - const char *c_name, uint64_t features, int *c_order) -{ - uint64_t stripe_unit, stripe_count; - - int r; - r = rbd_get_stripe_unit(p_image, &stripe_unit); - if (r != 0) { - return r; - } - - r = rbd_get_stripe_count(p_image, &stripe_count); - if (r != 0) { - return r; - } - - return rbd_clone2(p_ioctx, p_name, p_snap_name, c_ioctx, - c_name, features, c_order, stripe_unit, stripe_count); -} - - -static int create_image(rados_ioctx_t ioctx, const char *name, - uint64_t size, int *order) -{ - bool old_format; - uint64_t features; - - int r = get_features(&old_format, &features); - if (r < 0) - return r; - return create_image_full(ioctx, name, size, order, old_format, features); -} - -static int create_image_pp(librbd::RBD &rbd, - librados::IoCtx &ioctx, - const char *name, - uint64_t size, int *order) { - bool old_format; - uint64_t features; - int r = get_features(&old_format, &features); - if (r < 0) - return r; - if (old_format) { - librados::Rados rados(ioctx); - int r = rados.conf_set("rbd_default_format", "1"); - if (r < 0) { - return r; - } - return rbd.create(ioctx, name, size, order); - } else { - return rbd.create2(ioctx, name, size, features, order); - } -} - -class TestLibRBD : public ::testing::Test { -public: - - TestLibRBD() : m_pool_number() { - } - - static void SetUpTestCase() { - static bool seeded = false; - if (!seeded) { - seeded = true; - int seed = getpid(); - cout << "seed " << seed << std::endl; - srand(seed); - } - - _pool_names.clear(); - _unique_pool_names.clear(); - _image_number = 0; - ASSERT_EQ("", connect_cluster(&_cluster)); - ASSERT_EQ("", connect_cluster_pp(_rados)); - - create_optional_data_pool(); - } - - static void TearDownTestCase() { - rados_shutdown(_cluster); - _rados.wait_for_latest_osdmap(); - _pool_names.insert(_pool_names.end(), _unique_pool_names.begin(), - _unique_pool_names.end()); - for (size_t i = 1; i < _pool_names.size(); ++i) { - ASSERT_EQ(0, _rados.pool_delete(_pool_names[i].c_str())); - } - if (!_pool_names.empty()) { - ASSERT_EQ(0, destroy_one_pool_pp(_pool_names[0], _rados)); - } - } - - void SetUp() override { - ASSERT_NE("", m_pool_name = create_pool()); - } - - bool is_skip_partial_discard_enabled() { - std::string value; - EXPECT_EQ(0, _rados.conf_get("rbd_skip_partial_discard", value)); - return value == "true"; - } - - void validate_object_map(rbd_image_t image, bool *passed) { - uint64_t flags; - ASSERT_EQ(0, rbd_get_flags(image, &flags)); - *passed = ((flags & RBD_FLAG_OBJECT_MAP_INVALID) == 0); - } - - void validate_object_map(librbd::Image &image, bool *passed) { - uint64_t flags; - ASSERT_EQ(0, image.get_flags(&flags)); - *passed = ((flags & RBD_FLAG_OBJECT_MAP_INVALID) == 0); - } - - std::string get_temp_image_name() { - ++_image_number; - return "image" + stringify(_image_number); - } - - static void create_optional_data_pool() { - bool created = false; - std::string data_pool; - ASSERT_EQ(0, create_image_data_pool(_rados, data_pool, &created)); - if (!data_pool.empty()) { - printf("using image data pool: %s\n", data_pool.c_str()); - if (created) { - _unique_pool_names.push_back(data_pool); - } - } - } - - std::string create_pool(bool unique = false) { - librados::Rados rados; - std::string pool_name; - if (unique) { - pool_name = get_temp_pool_name("test-librbd-"); - EXPECT_EQ("", create_one_pool_pp(pool_name, rados)); - _unique_pool_names.push_back(pool_name); - } else if (m_pool_number < _pool_names.size()) { - pool_name = _pool_names[m_pool_number]; - } else { - pool_name = get_temp_pool_name("test-librbd-"); - EXPECT_EQ("", create_one_pool_pp(pool_name, rados)); - _pool_names.push_back(pool_name); - } - ++m_pool_number; - return pool_name; - } - - static std::vector _pool_names; - static std::vector _unique_pool_names; - static rados_t _cluster; - static librados::Rados _rados; - static uint64_t _image_number; - - std::string m_pool_name; - uint32_t m_pool_number; - -}; - -std::vector TestLibRBD::_pool_names; -std::vector TestLibRBD::_unique_pool_names; -rados_t TestLibRBD::_cluster; -librados::Rados TestLibRBD::_rados; -uint64_t TestLibRBD::_image_number = 0; - -TEST_F(TestLibRBD, CreateAndStat) -{ - rados_ioctx_t ioctx; - ASSERT_EQ(0, rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx)); - - rbd_image_info_t info; - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - ASSERT_EQ(0, rbd_stat(image, &info, sizeof(info))); - printf("image has size %llu and order %d\n", (unsigned long long) info.size, info.order); - ASSERT_EQ(info.size, size); - ASSERT_EQ(info.order, order); - ASSERT_EQ(0, rbd_close(image)); - - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, CreateWithSameDataPool) -{ - REQUIRE_FORMAT_V2(); - - rados_ioctx_t ioctx; - ASSERT_EQ(0, rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx)); - - rbd_image_t image; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - - bool old_format; - uint64_t features; - ASSERT_EQ(0, get_features(&old_format, &features)); - ASSERT_FALSE(old_format); - - rbd_image_options_t image_options; - rbd_image_options_create(&image_options); - BOOST_SCOPE_EXIT( (&image_options) ) { - rbd_image_options_destroy(image_options); - } BOOST_SCOPE_EXIT_END; - - ASSERT_EQ(0, rbd_image_options_set_uint64(image_options, - RBD_IMAGE_OPTION_FEATURES, - features)); - ASSERT_EQ(0, rbd_image_options_set_string(image_options, - RBD_IMAGE_OPTION_DATA_POOL, - m_pool_name.c_str())); - - ASSERT_EQ(0, rbd_create4(ioctx, name.c_str(), size, image_options)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - ASSERT_EQ(0, rbd_close(image)); - - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, CreateAndStatPP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - { - librbd::RBD rbd; - librbd::image_info_t info; - librbd::Image image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - ASSERT_EQ(0, image.stat(info, sizeof(info))); - ASSERT_EQ(info.size, size); - ASSERT_EQ(info.order, order); - } - - ioctx.close(); -} - -TEST_F(TestLibRBD, GetId) -{ - rados_ioctx_t ioctx; - ASSERT_EQ(0, rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx)); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), 0, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - char id[4096]; - if (!is_feature_enabled(0)) { - // V1 image - ASSERT_EQ(-EINVAL, rbd_get_id(image, id, sizeof(id))); - } else { - ASSERT_EQ(-ERANGE, rbd_get_id(image, id, 0)); - ASSERT_EQ(0, rbd_get_id(image, id, sizeof(id))); - ASSERT_LT(0U, strlen(id)); - } - - ASSERT_EQ(0, rbd_close(image)); - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, GetIdPP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = get_temp_image_name(); - - std::string id; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), 0, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - if (!is_feature_enabled(0)) { - // V1 image - ASSERT_EQ(-EINVAL, image.get_id(&id)); - } else { - ASSERT_EQ(0, image.get_id(&id)); - ASSERT_LT(0U, id.size()); - } -} - -TEST_F(TestLibRBD, GetBlockNamePrefix) -{ - rados_ioctx_t ioctx; - ASSERT_EQ(0, rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx)); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), 0, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - char prefix[4096]; - ASSERT_EQ(-ERANGE, rbd_get_block_name_prefix(image, prefix, 0)); - ASSERT_EQ(0, rbd_get_block_name_prefix(image, prefix, sizeof(prefix))); - ASSERT_LT(0U, strlen(prefix)); - - ASSERT_EQ(0, rbd_close(image)); - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, GetBlockNamePrefixPP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = get_temp_image_name(); - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), 0, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - ASSERT_LT(0U, image.get_block_name_prefix().size()); -} - -TEST_F(TestLibRBD, TestGetCreateTimestamp) -{ - REQUIRE_FORMAT_V2(); - - rados_ioctx_t ioctx; - ASSERT_EQ(0, rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx)); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), 0, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - struct timespec timestamp; - ASSERT_EQ(0, rbd_get_create_timestamp(image, ×tamp)); - ASSERT_LT(0, timestamp.tv_sec); - - ASSERT_EQ(0, rbd_close(image)); - - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, GetCreateTimestampPP) -{ - REQUIRE_FORMAT_V2(); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = get_temp_image_name(); - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), 0, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - struct timespec timestamp; - ASSERT_EQ(0, image.get_create_timestamp(×tamp)); - ASSERT_LT(0, timestamp.tv_sec); -} - -TEST_F(TestLibRBD, OpenAio) -{ - rados_ioctx_t ioctx; - ASSERT_EQ(0, rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx)); - - rbd_image_info_t info; - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - - rbd_completion_t open_comp; - ASSERT_EQ(0, rbd_aio_create_completion(NULL, NULL, &open_comp)); - ASSERT_EQ(0, rbd_aio_open(ioctx, name.c_str(), &image, NULL, open_comp)); - ASSERT_EQ(0, rbd_aio_wait_for_complete(open_comp)); - ASSERT_EQ(1, rbd_aio_is_complete(open_comp)); - ASSERT_EQ(0, rbd_aio_get_return_value(open_comp)); - rbd_aio_release(open_comp); - - ASSERT_EQ(0, rbd_stat(image, &info, sizeof(info))); - printf("image has size %llu and order %d\n", (unsigned long long) info.size, info.order); - ASSERT_EQ(info.size, size); - ASSERT_EQ(info.order, order); - - rbd_completion_t close_comp; - ASSERT_EQ(0, rbd_aio_create_completion(NULL, NULL, &close_comp)); - ASSERT_EQ(0, rbd_aio_close(image, close_comp)); - ASSERT_EQ(0, rbd_aio_wait_for_complete(close_comp)); - ASSERT_EQ(1, rbd_aio_is_complete(close_comp)); - ASSERT_EQ(0, rbd_aio_get_return_value(close_comp)); - rbd_aio_release(close_comp); - - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, OpenAioFail) -{ - rados_ioctx_t ioctx; - ASSERT_EQ(0, rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx)); - - std::string name = get_temp_image_name(); - rbd_image_t image; - rbd_completion_t open_comp; - ASSERT_EQ(0, rbd_aio_create_completion(NULL, NULL, &open_comp)); - ASSERT_EQ(0, rbd_aio_open(ioctx, name.c_str(), &image, NULL, open_comp)); - ASSERT_EQ(0, rbd_aio_wait_for_complete(open_comp)); - ASSERT_EQ(1, rbd_aio_is_complete(open_comp)); - ASSERT_EQ(-ENOENT, rbd_aio_get_return_value(open_comp)); - rbd_aio_release(open_comp); - - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, OpenAioPP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - librbd::image_info_t info; - librbd::Image image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::RBD::AioCompletion *open_comp = - new librbd::RBD::AioCompletion(NULL, NULL); - ASSERT_EQ(0, rbd.aio_open(ioctx, image, name.c_str(), NULL, open_comp)); - ASSERT_EQ(0, open_comp->wait_for_complete()); - ASSERT_EQ(1, open_comp->is_complete()); - ASSERT_EQ(0, open_comp->get_return_value()); - open_comp->release(); - - ASSERT_EQ(0, image.stat(info, sizeof(info))); - ASSERT_EQ(info.size, size); - ASSERT_EQ(info.order, order); - - // reopen - open_comp = new librbd::RBD::AioCompletion(NULL, NULL); - ASSERT_EQ(0, rbd.aio_open(ioctx, image, name.c_str(), NULL, open_comp)); - ASSERT_EQ(0, open_comp->wait_for_complete()); - ASSERT_EQ(1, open_comp->is_complete()); - ASSERT_EQ(0, open_comp->get_return_value()); - open_comp->release(); - - // close - librbd::RBD::AioCompletion *close_comp = - new librbd::RBD::AioCompletion(NULL, NULL); - ASSERT_EQ(0, image.aio_close(close_comp)); - ASSERT_EQ(0, close_comp->wait_for_complete()); - ASSERT_EQ(1, close_comp->is_complete()); - ASSERT_EQ(0, close_comp->get_return_value()); - close_comp->release(); - - // close closed image - close_comp = new librbd::RBD::AioCompletion(NULL, NULL); - ASSERT_EQ(-EINVAL, image.aio_close(close_comp)); - close_comp->release(); - - ioctx.close(); -} - -TEST_F(TestLibRBD, OpenAioFailPP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - { - librbd::RBD rbd; - librbd::Image image; - std::string name = get_temp_image_name(); - - librbd::RBD::AioCompletion *open_comp = - new librbd::RBD::AioCompletion(NULL, NULL); - ASSERT_EQ(0, rbd.aio_open(ioctx, image, name.c_str(), NULL, open_comp)); - ASSERT_EQ(0, open_comp->wait_for_complete()); - ASSERT_EQ(1, open_comp->is_complete()); - ASSERT_EQ(-ENOENT, open_comp->get_return_value()); - open_comp->release(); - } - - ioctx.close(); -} - -TEST_F(TestLibRBD, ResizeAndStat) -{ - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - rbd_image_info_t info; - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - ASSERT_EQ(0, rbd_resize(image, size * 4)); - ASSERT_EQ(0, rbd_stat(image, &info, sizeof(info))); - ASSERT_EQ(info.size, size * 4); - - ASSERT_EQ(0, rbd_resize(image, size / 2)); - ASSERT_EQ(0, rbd_stat(image, &info, sizeof(info))); - ASSERT_EQ(info.size, size / 2); - - // downsizing without allowing shrink should fail - // and image size should not change - ASSERT_EQ(-EINVAL, rbd_resize2(image, size / 4, false, NULL, NULL)); - ASSERT_EQ(0, rbd_stat(image, &info, sizeof(info))); - ASSERT_EQ(info.size, size / 2); - - ASSERT_EQ(0, rbd_resize2(image, size / 4, true, NULL, NULL)); - ASSERT_EQ(0, rbd_stat(image, &info, sizeof(info))); - ASSERT_EQ(info.size, size / 4); - - ASSERT_PASSED(validate_object_map, image); - ASSERT_EQ(0, rbd_close(image)); - - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, ResizeAndStatPP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - { - librbd::RBD rbd; - librbd::image_info_t info; - librbd::Image image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - ASSERT_EQ(0, image.resize(size * 4)); - ASSERT_EQ(0, image.stat(info, sizeof(info))); - ASSERT_EQ(info.size, size * 4); - - ASSERT_EQ(0, image.resize(size / 2)); - ASSERT_EQ(0, image.stat(info, sizeof(info))); - ASSERT_EQ(info.size, size / 2); - ASSERT_PASSED(validate_object_map, image); - } - - ioctx.close(); -} - -TEST_F(TestLibRBD, UpdateWatchAndResize) -{ - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - struct Watcher { - rbd_image_t &m_image; - mutex m_lock; - condition_variable m_cond; - size_t m_size = 0; - static void cb(void *arg) { - Watcher *watcher = static_cast(arg); - watcher->handle_notify(); - } - Watcher(rbd_image_t &image) : m_image(image) {} - void handle_notify() { - rbd_image_info_t info; - ASSERT_EQ(0, rbd_stat(m_image, &info, sizeof(info))); - lock_guard locker(m_lock); - m_size = info.size; - m_cond.notify_one(); - } - void wait_for_size(size_t size) { - unique_lock locker(m_lock); - ASSERT_TRUE(m_cond.wait_for(locker, seconds(5), - [size, this] { - return this->m_size == size;})); - } - } watcher(image); - uint64_t handle; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - ASSERT_EQ(0, rbd_update_watch(image, &handle, Watcher::cb, &watcher)); - - ASSERT_EQ(0, rbd_resize(image, size * 4)); - watcher.wait_for_size(size * 4); - - ASSERT_EQ(0, rbd_resize(image, size / 2)); - watcher.wait_for_size(size / 2); - - ASSERT_EQ(0, rbd_update_unwatch(image, handle)); - - ASSERT_EQ(0, rbd_close(image)); - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, UpdateWatchAndResizePP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - { - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - struct Watcher : public librbd::UpdateWatchCtx { - Watcher(librbd::Image &image) : m_image(image) { - } - void handle_notify() override { - librbd::image_info_t info; - ASSERT_EQ(0, m_image.stat(info, sizeof(info))); - lock_guard locker(m_lock); - m_size = info.size; - m_cond.notify_one(); - } - void wait_for_size(size_t size) { - unique_lock locker(m_lock); - ASSERT_TRUE(m_cond.wait_for(locker, seconds(5), - [size, this] { - return this->m_size == size;})); - } - librbd::Image &m_image; - mutex m_lock; - condition_variable m_cond; - size_t m_size = 0; - } watcher(image); - uint64_t handle; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - ASSERT_EQ(0, image.update_watch(&watcher, &handle)); - - ASSERT_EQ(0, image.resize(size * 4)); - watcher.wait_for_size(size * 4); - - ASSERT_EQ(0, image.resize(size / 2)); - watcher.wait_for_size(size / 2); - - ASSERT_EQ(0, image.update_unwatch(handle)); - } - - ioctx.close(); -} - -int test_ls(rados_ioctx_t io_ctx, size_t num_expected, ...) -{ - int num_images, i; - char *names, *cur_name; - va_list ap; - size_t max_size = 1024; - - names = (char *) malloc(sizeof(char) * 1024); - int len = rbd_list(io_ctx, names, &max_size); - - std::set image_names; - for (i = 0, num_images = 0, cur_name = names; cur_name < names + len; i++) { - printf("image: %s\n", cur_name); - image_names.insert(cur_name); - cur_name += strlen(cur_name) + 1; - num_images++; - } - free(names); - - va_start(ap, num_expected); - for (i = num_expected; i > 0; i--) { - char *expected = va_arg(ap, char *); - printf("expected = %s\n", expected); - std::set::iterator it = image_names.find(expected); - if (it != image_names.end()) { - printf("found %s\n", expected); - image_names.erase(it); - printf("erased %s\n", expected); - } else { - ADD_FAILURE() << "Unable to find image " << expected; - va_end(ap); - return -ENOENT; - } - } - va_end(ap); - - if (!image_names.empty()) { - ADD_FAILURE() << "Unexpected images discovered"; - return -EINVAL; - } - return num_images; -} - -TEST_F(TestLibRBD, TestCreateLsDelete) -{ - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, create_pool(true).c_str(), &ioctx); - - int order = 0; - std::string name = get_temp_image_name(); - std::string name2 = get_temp_image_name(); - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(1, test_ls(ioctx, 1, name.c_str())); - ASSERT_EQ(0, create_image(ioctx, name2.c_str(), size, &order)); - ASSERT_EQ(2, test_ls(ioctx, 2, name.c_str(), name2.c_str())); - ASSERT_EQ(0, rbd_remove(ioctx, name.c_str())); - ASSERT_EQ(1, test_ls(ioctx, 1, name2.c_str())); - - ASSERT_EQ(-ENOENT, rbd_remove(ioctx, name.c_str())); - - rados_ioctx_destroy(ioctx); -} - -int test_ls_pp(librbd::RBD& rbd, librados::IoCtx& io_ctx, size_t num_expected, ...) -{ - int r; - size_t i; - va_list ap; - vector names; - r = rbd.list(io_ctx, names); - if (r == -ENOENT) - r = 0; - EXPECT_TRUE(r >= 0); - cout << "num images is: " << names.size() << std::endl - << "expected: " << num_expected << std::endl; - int num = names.size(); - - for (i = 0; i < names.size(); i++) { - cout << "image: " << names[i] << std::endl; - } - - va_start(ap, num_expected); - for (i = num_expected; i > 0; i--) { - char *expected = va_arg(ap, char *); - cout << "expected = " << expected << std::endl; - vector::iterator listed_name = find(names.begin(), names.end(), string(expected)); - if (listed_name == names.end()) { - ADD_FAILURE() << "Unable to find image " << expected; - va_end(ap); - return -ENOENT; - } - names.erase(listed_name); - } - va_end(ap); - - if (!names.empty()) { - ADD_FAILURE() << "Unexpected images discovered"; - return -EINVAL; - } - return num; -} - -TEST_F(TestLibRBD, TestCreateLsDeletePP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(create_pool(true).c_str(), ioctx)); - - { - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = get_temp_image_name(); - std::string name2 = get_temp_image_name(); - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(1, test_ls_pp(rbd, ioctx, 1, name.c_str())); - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name2.c_str(), size, &order)); - ASSERT_EQ(2, test_ls_pp(rbd, ioctx, 2, name.c_str(), name2.c_str())); - ASSERT_EQ(0, rbd.remove(ioctx, name.c_str())); - ASSERT_EQ(1, test_ls_pp(rbd, ioctx, 1, name2.c_str())); - } - - ioctx.close(); -} - - -static int print_progress_percent(uint64_t offset, uint64_t src_size, - void *data) -{ - float percent = ((float)offset * 100) / src_size; - printf("%3.2f%% done\n", percent); - return 0; -} - -TEST_F(TestLibRBD, TestCopy) -{ - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, create_pool(true).c_str(), &ioctx); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - std::string name2 = get_temp_image_name(); - std::string name3 = get_temp_image_name(); - - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - ASSERT_EQ(1, test_ls(ioctx, 1, name.c_str())); - ASSERT_EQ(0, rbd_copy(image, ioctx, name2.c_str())); - ASSERT_EQ(2, test_ls(ioctx, 2, name.c_str(), name2.c_str())); - ASSERT_EQ(0, rbd_copy_with_progress(image, ioctx, name3.c_str(), - print_progress_percent, NULL)); - ASSERT_EQ(3, test_ls(ioctx, 3, name.c_str(), name2.c_str(), name3.c_str())); - - ASSERT_EQ(0, rbd_close(image)); - rados_ioctx_destroy(ioctx); -} - -class PrintProgress : public librbd::ProgressContext -{ -public: - int update_progress(uint64_t offset, uint64_t src_size) override - { - float percent = ((float)offset * 100) / src_size; - printf("%3.2f%% done\n", percent); - return 0; - } -}; - -TEST_F(TestLibRBD, TestCopyPP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(create_pool(true).c_str(), ioctx)); - - { - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = get_temp_image_name(); - std::string name2 = get_temp_image_name(); - std::string name3 = get_temp_image_name(); - uint64_t size = 2 << 20; - PrintProgress pp; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - ASSERT_EQ(1, test_ls_pp(rbd, ioctx, 1, name.c_str())); - ASSERT_EQ(0, image.copy(ioctx, name2.c_str())); - ASSERT_EQ(2, test_ls_pp(rbd, ioctx, 2, name.c_str(), name2.c_str())); - ASSERT_EQ(0, image.copy_with_progress(ioctx, name3.c_str(), pp)); - ASSERT_EQ(3, test_ls_pp(rbd, ioctx, 3, name.c_str(), name2.c_str(), - name3.c_str())); - } - - ioctx.close(); -} - -int test_ls_snaps(rbd_image_t image, int num_expected, ...) -{ - int num_snaps, i, j, max_size = 10; - va_list ap; - rbd_snap_info_t snaps[max_size]; - num_snaps = rbd_snap_list(image, snaps, &max_size); - printf("num snaps is: %d\nexpected: %d\n", num_snaps, num_expected); - - for (i = 0; i < num_snaps; i++) { - printf("snap: %s\n", snaps[i].name); - } - - va_start(ap, num_expected); - for (i = num_expected; i > 0; i--) { - char *expected = va_arg(ap, char *); - uint64_t expected_size = va_arg(ap, uint64_t); - bool found = false; - for (j = 0; j < num_snaps; j++) { - if (snaps[j].name == NULL) - continue; - if (strcmp(snaps[j].name, expected) == 0) { - printf("found %s with size %llu\n", snaps[j].name, (unsigned long long) snaps[j].size); - EXPECT_EQ(expected_size, snaps[j].size); - free((void *) snaps[j].name); - snaps[j].name = NULL; - found = true; - break; - } - } - EXPECT_TRUE(found); - } - va_end(ap); - - for (i = 0; i < num_snaps; i++) { - EXPECT_EQ((const char *)0, snaps[i].name); - } - - return num_snaps; -} - -TEST_F(TestLibRBD, TestCreateLsDeleteSnap) -{ - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - uint64_t size2 = 4 << 20; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - ASSERT_EQ(0, rbd_snap_create(image, "snap1")); - ASSERT_EQ(1, test_ls_snaps(image, 1, "snap1", size)); - ASSERT_EQ(0, rbd_resize(image, size2)); - ASSERT_EQ(0, rbd_snap_create(image, "snap2")); - ASSERT_EQ(2, test_ls_snaps(image, 2, "snap1", size, "snap2", size2)); - ASSERT_EQ(0, rbd_snap_remove(image, "snap1")); - ASSERT_EQ(1, test_ls_snaps(image, 1, "snap2", size2)); - ASSERT_EQ(0, rbd_snap_remove(image, "snap2")); - ASSERT_EQ(0, test_ls_snaps(image, 0)); - - ASSERT_EQ(0, rbd_close(image)); - - rados_ioctx_destroy(ioctx); -} - -int test_get_snapshot_timestamp(rbd_image_t image, uint64_t snap_id) -{ - struct timespec timestamp; - EXPECT_EQ(0, rbd_snap_get_timestamp(image, snap_id, ×tamp)); - EXPECT_LT(0, timestamp.tv_sec); - return 0; -} - -TEST_F(TestLibRBD, TestGetSnapShotTimeStamp) -{ - REQUIRE_FORMAT_V2(); - - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int num_snaps, max_size = 10; - rbd_snap_info_t snaps[max_size]; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - ASSERT_EQ(0, rbd_snap_create(image, "snap1")); - num_snaps = rbd_snap_list(image, snaps, &max_size); - ASSERT_EQ(1, num_snaps); - ASSERT_EQ(0, test_get_snapshot_timestamp(image, snaps[0].id)); - free((void *)snaps[0].name); - - ASSERT_EQ(0, rbd_snap_create(image, "snap2")); - num_snaps = rbd_snap_list(image, snaps, &max_size); - ASSERT_EQ(2, num_snaps); - ASSERT_EQ(0, test_get_snapshot_timestamp(image, snaps[0].id)); - ASSERT_EQ(0, test_get_snapshot_timestamp(image, snaps[1].id)); - free((void *)snaps[0].name); - free((void *)snaps[1].name); - - ASSERT_EQ(0, rbd_close(image)); - - rados_ioctx_destroy(ioctx); -} - - -int test_ls_snaps(librbd::Image& image, size_t num_expected, ...) -{ - int r; - size_t i, j; - va_list ap; - vector snaps; - r = image.snap_list(snaps); - EXPECT_TRUE(r >= 0); - cout << "num snaps is: " << snaps.size() << std::endl - << "expected: " << num_expected << std::endl; - - for (i = 0; i < snaps.size(); i++) { - cout << "snap: " << snaps[i].name << std::endl; - } - - va_start(ap, num_expected); - for (i = num_expected; i > 0; i--) { - char *expected = va_arg(ap, char *); - uint64_t expected_size = va_arg(ap, uint64_t); - int found = 0; - for (j = 0; j < snaps.size(); j++) { - if (snaps[j].name == "") - continue; - if (strcmp(snaps[j].name.c_str(), expected) == 0) { - cout << "found " << snaps[j].name << " with size " << snaps[j].size - << std::endl; - EXPECT_EQ(expected_size, snaps[j].size); - snaps[j].name = ""; - found = 1; - break; - } - } - EXPECT_TRUE(found); - } - va_end(ap); - - for (i = 0; i < snaps.size(); i++) { - EXPECT_EQ("", snaps[i].name); - } - - return snaps.size(); -} - -TEST_F(TestLibRBD, TestCreateLsDeleteSnapPP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - { - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - uint64_t size2 = 4 << 20; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - bool exists; - ASSERT_EQ(0, image.snap_exists2("snap1", &exists)); - ASSERT_FALSE(exists); - ASSERT_EQ(0, image.snap_create("snap1")); - ASSERT_EQ(0, image.snap_exists2("snap1", &exists)); - ASSERT_TRUE(exists); - ASSERT_EQ(1, test_ls_snaps(image, 1, "snap1", size)); - ASSERT_EQ(0, image.resize(size2)); - ASSERT_EQ(0, image.snap_exists2("snap2", &exists)); - ASSERT_FALSE(exists); - ASSERT_EQ(0, image.snap_create("snap2")); - ASSERT_EQ(0, image.snap_exists2("snap2", &exists)); - ASSERT_TRUE(exists); - ASSERT_EQ(2, test_ls_snaps(image, 2, "snap1", size, "snap2", size2)); - ASSERT_EQ(0, image.snap_remove("snap1")); - ASSERT_EQ(0, image.snap_exists2("snap1", &exists)); - ASSERT_FALSE(exists); - ASSERT_EQ(1, test_ls_snaps(image, 1, "snap2", size2)); - ASSERT_EQ(0, image.snap_remove("snap2")); - ASSERT_EQ(0, image.snap_exists2("snap2", &exists)); - ASSERT_FALSE(exists); - ASSERT_EQ(0, test_ls_snaps(image, 0)); - } - - ioctx.close(); -} - -TEST_F(TestLibRBD, TestCreateLsRenameSnapPP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - { - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - uint64_t size2 = 4 << 20; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - bool exists; - ASSERT_EQ(0, image.snap_exists2("snap1", &exists)); - ASSERT_FALSE(exists); - ASSERT_EQ(0, image.snap_create("snap1")); - ASSERT_EQ(0, image.snap_exists2("snap1", &exists)); - ASSERT_TRUE(exists); - ASSERT_EQ(1, test_ls_snaps(image, 1, "snap1", size)); - ASSERT_EQ(0, image.resize(size2)); - ASSERT_EQ(0, image.snap_exists2("snap2", &exists)); - ASSERT_FALSE(exists); - ASSERT_EQ(0, image.snap_create("snap2")); - ASSERT_EQ(0, image.snap_exists2("snap2", &exists)); - ASSERT_TRUE(exists); - ASSERT_EQ(2, test_ls_snaps(image, 2, "snap1", size, "snap2", size2)); - ASSERT_EQ(0, image.snap_rename("snap1","snap1-rename")); - ASSERT_EQ(2, test_ls_snaps(image, 2, "snap1-rename", size, "snap2", size2)); - ASSERT_EQ(0, image.snap_exists2("snap1", &exists)); - ASSERT_FALSE(exists); - ASSERT_EQ(0, image.snap_exists2("snap1-rename", &exists)); - ASSERT_TRUE(exists); - ASSERT_EQ(0, image.snap_remove("snap1-rename")); - ASSERT_EQ(0, image.snap_rename("snap2","snap2-rename")); - ASSERT_EQ(1, test_ls_snaps(image, 1, "snap2-rename", size2)); - ASSERT_EQ(0, image.snap_exists2("snap2", &exists)); - ASSERT_FALSE(exists); - ASSERT_EQ(0, image.snap_exists2("snap2-rename", &exists)); - ASSERT_TRUE(exists); - ASSERT_EQ(0, image.snap_remove("snap2-rename")); - ASSERT_EQ(0, test_ls_snaps(image, 0)); - } - - ioctx.close(); -} - -void simple_write_cb(rbd_completion_t cb, void *arg) -{ - printf("write completion cb called!\n"); -} - -void simple_read_cb(rbd_completion_t cb, void *arg) -{ - printf("read completion cb called!\n"); -} - -void aio_write_test_data_and_poll(rbd_image_t image, int fd, const char *test_data, - uint64_t off, size_t len, uint32_t iohint, bool *passed) -{ - rbd_completion_t comp; - uint64_t data = 0x123; - rbd_aio_create_completion((void*)&data, (rbd_callback_t) simple_write_cb, &comp); - printf("created completion\n"); - printf("started write\n"); - if (iohint) - rbd_aio_write2(image, off, len, test_data, comp, iohint); - else - rbd_aio_write(image, off, len, test_data, comp); - - struct pollfd pfd; - pfd.fd = fd; - pfd.events = POLLIN; - - ASSERT_EQ(1, poll(&pfd, 1, -1)); - ASSERT_TRUE(pfd.revents & POLLIN); - - rbd_completion_t comps[1]; - ASSERT_EQ(1, rbd_poll_io_events(image, comps, 1)); - uint64_t count; - ASSERT_EQ(static_cast(sizeof(count)), - read(fd, &count, sizeof(count))); - int r = rbd_aio_get_return_value(comps[0]); - ASSERT_TRUE(rbd_aio_is_complete(comps[0])); - ASSERT_TRUE(*(uint64_t*)rbd_aio_get_arg(comps[0]) == data); - printf("return value is: %d\n", r); - ASSERT_EQ(0, r); - printf("finished write\n"); - rbd_aio_release(comps[0]); - *passed = true; -} - -void aio_write_test_data(rbd_image_t image, const char *test_data, uint64_t off, size_t len, uint32_t iohint, bool *passed) -{ - rbd_completion_t comp; - rbd_aio_create_completion(NULL, (rbd_callback_t) simple_write_cb, &comp); - printf("created completion\n"); - if (iohint) - rbd_aio_write2(image, off, len, test_data, comp, iohint); - else - rbd_aio_write(image, off, len, test_data, comp); - printf("started write\n"); - rbd_aio_wait_for_complete(comp); - int r = rbd_aio_get_return_value(comp); - printf("return value is: %d\n", r); - ASSERT_EQ(0, r); - printf("finished write\n"); - rbd_aio_release(comp); - *passed = true; -} - -void write_test_data(rbd_image_t image, const char *test_data, uint64_t off, size_t len, uint32_t iohint, bool *passed) -{ - ssize_t written; - if (iohint) - written = rbd_write2(image, off, len, test_data, iohint); - else - written = rbd_write(image, off, len, test_data); - printf("wrote: %d\n", (int) written); - ASSERT_EQ(len, static_cast(written)); - *passed = true; -} - -void aio_discard_test_data(rbd_image_t image, uint64_t off, uint64_t len, bool *passed) -{ - rbd_completion_t comp; - rbd_aio_create_completion(NULL, (rbd_callback_t) simple_write_cb, &comp); - rbd_aio_discard(image, off, len, comp); - rbd_aio_wait_for_complete(comp); - int r = rbd_aio_get_return_value(comp); - ASSERT_EQ(0, r); - printf("aio discard: %d~%d = %d\n", (int)off, (int)len, (int)r); - rbd_aio_release(comp); - *passed = true; -} - -void discard_test_data(rbd_image_t image, uint64_t off, size_t len, bool *passed) -{ - ssize_t written; - written = rbd_discard(image, off, len); - printf("discard: %d~%d = %d\n", (int)off, (int)len, (int)written); - ASSERT_EQ(len, static_cast(written)); - *passed = true; -} - -void aio_read_test_data_and_poll(rbd_image_t image, int fd, const char *expected, - uint64_t off, size_t len, uint32_t iohint, bool *passed) -{ - rbd_completion_t comp; - char *result = (char *)malloc(len + 1); - - ASSERT_NE(static_cast(NULL), result); - rbd_aio_create_completion(NULL, (rbd_callback_t) simple_read_cb, &comp); - printf("created completion\n"); - printf("started read\n"); - if (iohint) - rbd_aio_read2(image, off, len, result, comp, iohint); - else - rbd_aio_read(image, off, len, result, comp); - - struct pollfd pfd; - pfd.fd = fd; - pfd.events = POLLIN; - - ASSERT_EQ(1, poll(&pfd, 1, -1)); - ASSERT_TRUE(pfd.revents & POLLIN); - - rbd_completion_t comps[1]; - ASSERT_EQ(1, rbd_poll_io_events(image, comps, 1)); - uint64_t count; - ASSERT_EQ(static_cast(sizeof(count)), - read(fd, &count, sizeof(count))); - - int r = rbd_aio_get_return_value(comps[0]); - ASSERT_TRUE(rbd_aio_is_complete(comps[0])); - printf("return value is: %d\n", r); - ASSERT_EQ(len, static_cast(r)); - rbd_aio_release(comps[0]); - if (memcmp(result, expected, len)) { - printf("read: %s\nexpected: %s\n", result, expected); - ASSERT_EQ(0, memcmp(result, expected, len)); - } - free(result); - *passed = true; -} - -void aio_read_test_data(rbd_image_t image, const char *expected, uint64_t off, size_t len, uint32_t iohint, bool *passed) -{ - rbd_completion_t comp; - char *result = (char *)malloc(len + 1); - - ASSERT_NE(static_cast(NULL), result); - rbd_aio_create_completion(NULL, (rbd_callback_t) simple_read_cb, &comp); - printf("created completion\n"); - if (iohint) - rbd_aio_read2(image, off, len, result, comp, iohint); - else - rbd_aio_read(image, off, len, result, comp); - printf("started read\n"); - rbd_aio_wait_for_complete(comp); - int r = rbd_aio_get_return_value(comp); - printf("return value is: %d\n", r); - ASSERT_EQ(len, static_cast(r)); - rbd_aio_release(comp); - if (memcmp(result, expected, len)) { - printf("read: %s\nexpected: %s\n", result, expected); - ASSERT_EQ(0, memcmp(result, expected, len)); - } - free(result); - *passed = true; -} - -void read_test_data(rbd_image_t image, const char *expected, uint64_t off, size_t len, uint32_t iohint, bool *passed) -{ - ssize_t read; - char *result = (char *)malloc(len + 1); - - ASSERT_NE(static_cast(NULL), result); - if (iohint) - read = rbd_read2(image, off, len, result, iohint); - else - read = rbd_read(image, off, len, result); - printf("read: %d\n", (int) read); - ASSERT_EQ(len, static_cast(read)); - result[len] = '\0'; - if (memcmp(result, expected, len)) { - printf("read: %s\nexpected: %s\n", result, expected); - ASSERT_EQ(0, memcmp(result, expected, len)); - } - free(result); - *passed = true; -} - -void aio_writesame_test_data(rbd_image_t image, const char *test_data, uint64_t off, uint64_t len, - uint64_t data_len, uint32_t iohint, bool *passed) -{ - rbd_completion_t comp; - rbd_aio_create_completion(NULL, (rbd_callback_t) simple_write_cb, &comp); - printf("created completion\n"); - int r; - r = rbd_aio_writesame(image, off, len, test_data, data_len, comp, iohint); - printf("started writesame\n"); - if (len % data_len) { - ASSERT_EQ(-EINVAL, r); - printf("expected fail, finished writesame\n"); - rbd_aio_release(comp); - *passed = true; - return; - } - - rbd_aio_wait_for_complete(comp); - r = rbd_aio_get_return_value(comp); - printf("return value is: %d\n", r); - ASSERT_EQ(0, r); - printf("finished writesame\n"); - rbd_aio_release(comp); - - //verify data - printf("to verify the data\n"); - ssize_t read; - char *result = (char *)malloc(data_len+ 1); - ASSERT_NE(static_cast(NULL), result); - uint64_t left = len; - while (left > 0) { - read = rbd_read(image, off, data_len, result); - ASSERT_EQ(data_len, static_cast(read)); - result[data_len] = '\0'; - if (memcmp(result, test_data, data_len)) { - printf("read: %d ~ %d\n", (int) off, (int) read); - printf("read: %s\nexpected: %s\n", result, test_data); - ASSERT_EQ(0, memcmp(result, test_data, data_len)); - } - off += data_len; - left -= data_len; - } - ASSERT_EQ(0U, left); - free(result); - printf("verified\n"); - - *passed = true; -} - -void writesame_test_data(rbd_image_t image, const char *test_data, uint64_t off, uint64_t len, - uint64_t data_len, uint32_t iohint, bool *passed) -{ - ssize_t written; - written = rbd_writesame(image, off, len, test_data, data_len, iohint); - if (len % data_len) { - ASSERT_EQ(-EINVAL, written); - printf("expected fail, finished writesame\n"); - *passed = true; - return; - } - ASSERT_EQ(len, static_cast(written)); - printf("wrote: %d\n", (int) written); - - //verify data - printf("to verify the data\n"); - ssize_t read; - char *result = (char *)malloc(data_len+ 1); - ASSERT_NE(static_cast(NULL), result); - uint64_t left = len; - while (left > 0) { - read = rbd_read(image, off, data_len, result); - ASSERT_EQ(data_len, static_cast(read)); - result[data_len] = '\0'; - if (memcmp(result, test_data, data_len)) { - printf("read: %d ~ %d\n", (int) off, (int) read); - printf("read: %s\nexpected: %s\n", result, test_data); - ASSERT_EQ(0, memcmp(result, test_data, data_len)); - } - off += data_len; - left -= data_len; - } - ASSERT_EQ(0U, left); - free(result); - printf("verified\n"); - - *passed = true; -} - -void aio_compare_and_write_test_data(rbd_image_t image, const char *cmp_data, - const char *test_data, uint64_t off, - size_t len, uint32_t iohint, bool *passed) -{ - rbd_completion_t comp; - rbd_aio_create_completion(NULL, (rbd_callback_t) simple_write_cb, &comp); - printf("created completion\n"); - - uint64_t mismatch_offset; - rbd_aio_compare_and_write(image, off, len, cmp_data, test_data, comp, &mismatch_offset, iohint); - printf("started aio compare and write\n"); - rbd_aio_wait_for_complete(comp); - int r = rbd_aio_get_return_value(comp); - printf("return value is: %d\n", r); - ASSERT_EQ(0, r); - printf("finished aio compare and write\n"); - rbd_aio_release(comp); - *passed = true; -} - -void compare_and_write_test_data(rbd_image_t image, const char *cmp_data, - const char *test_data, uint64_t off, size_t len, - uint64_t *mismatch_off, uint32_t iohint, bool *passed) -{ - printf("start compare and write\n"); - ssize_t written; - written = rbd_compare_and_write(image, off, len, cmp_data, test_data, mismatch_off, iohint); - printf("compare and wrote: %d\n", (int) written); - ASSERT_EQ(len, static_cast(written)); - *passed = true; -} - - -TEST_F(TestLibRBD, TestIO) -{ - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - bool skip_discard = is_skip_partial_discard_enabled(); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - char test_data[TEST_IO_SIZE + 1]; - char zero_data[TEST_IO_SIZE + 1]; - char mismatch_data[TEST_IO_SIZE + 1]; - int i; - uint64_t mismatch_offset; - - for (i = 0; i < TEST_IO_SIZE; ++i) { - test_data[i] = (char) (rand() % (126 - 33) + 33); - } - test_data[TEST_IO_SIZE] = '\0'; - memset(zero_data, 0, sizeof(zero_data)); - memset(mismatch_data, 9, sizeof(mismatch_data)); - - for (i = 0; i < 5; ++i) - ASSERT_PASSED(write_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE, 0); - - for (i = 5; i < 10; ++i) - ASSERT_PASSED(aio_write_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE, 0); - - for (i = 0; i < 5; ++i) - ASSERT_PASSED(compare_and_write_test_data, image, test_data, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE, &mismatch_offset, 0); - - for (i = 5; i < 10; ++i) - ASSERT_PASSED(aio_compare_and_write_test_data, image, test_data, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE, 0); - - for (i = 0; i < 5; ++i) - ASSERT_PASSED(read_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE, 0); - - for (i = 5; i < 10; ++i) - ASSERT_PASSED(aio_read_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE, 0); - - // discard 2nd, 4th sections. - ASSERT_PASSED(discard_test_data, image, TEST_IO_SIZE, TEST_IO_SIZE); - ASSERT_PASSED(aio_discard_test_data, image, TEST_IO_SIZE*3, TEST_IO_SIZE); - - ASSERT_PASSED(read_test_data, image, test_data, 0, TEST_IO_SIZE, 0); - ASSERT_PASSED(read_test_data, image, skip_discard ? test_data : zero_data, - TEST_IO_SIZE, TEST_IO_SIZE, 0); - ASSERT_PASSED(read_test_data, image, test_data, TEST_IO_SIZE*2, TEST_IO_SIZE, 0); - ASSERT_PASSED(read_test_data, image, skip_discard ? test_data : zero_data, - TEST_IO_SIZE*3, TEST_IO_SIZE, 0); - ASSERT_PASSED(read_test_data, image, test_data, TEST_IO_SIZE*4, TEST_IO_SIZE, 0); - - for (i = 0; i < 15; ++i) { - if (i % 3 == 2) { - ASSERT_PASSED(writesame_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32 + i, TEST_IO_SIZE, 0); - ASSERT_PASSED(writesame_test_data, image, zero_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32 + i, TEST_IO_SIZE, 0); - } else if (i % 3 == 1) { - ASSERT_PASSED(writesame_test_data, image, test_data, TEST_IO_SIZE + i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - ASSERT_PASSED(writesame_test_data, image, zero_data, TEST_IO_SIZE + i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - } else { - ASSERT_PASSED(writesame_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - ASSERT_PASSED(writesame_test_data, image, zero_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - } - } - for (i = 0; i < 15; ++i) { - if (i % 3 == 2) { - ASSERT_PASSED(aio_writesame_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32 + i, TEST_IO_SIZE, 0); - ASSERT_PASSED(aio_writesame_test_data, image, zero_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32 + i, TEST_IO_SIZE, 0); - } else if (i % 3 == 1) { - ASSERT_PASSED(aio_writesame_test_data, image, test_data, TEST_IO_SIZE + i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - ASSERT_PASSED(aio_writesame_test_data, image, zero_data, TEST_IO_SIZE + i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - } else { - ASSERT_PASSED(aio_writesame_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - ASSERT_PASSED(aio_writesame_test_data, image, zero_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - } - } - - rbd_image_info_t info; - rbd_completion_t comp; - ASSERT_EQ(0, rbd_stat(image, &info, sizeof(info))); - // can't read or write starting past end - ASSERT_EQ(-EINVAL, rbd_write(image, info.size, 1, test_data)); - ASSERT_EQ(-EINVAL, rbd_read(image, info.size, 1, test_data)); - // reading through end returns amount up to end - ASSERT_EQ(10, rbd_read(image, info.size - 10, 100, test_data)); - // writing through end returns amount up to end - ASSERT_EQ(10, rbd_write(image, info.size - 10, 100, test_data)); - - rbd_aio_create_completion(NULL, (rbd_callback_t) simple_read_cb, &comp); - ASSERT_EQ(0, rbd_aio_write(image, info.size, 1, test_data, comp)); - ASSERT_EQ(0, rbd_aio_wait_for_complete(comp)); - ASSERT_EQ(-EINVAL, rbd_aio_get_return_value(comp)); - rbd_aio_release(comp); - - rbd_aio_create_completion(NULL, (rbd_callback_t) simple_read_cb, &comp); - ASSERT_EQ(0, rbd_aio_read(image, info.size, 1, test_data, comp)); - ASSERT_EQ(0, rbd_aio_wait_for_complete(comp)); - ASSERT_EQ(-EINVAL, rbd_aio_get_return_value(comp)); - rbd_aio_release(comp); - - ASSERT_PASSED(write_test_data, image, zero_data, 0, TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - ASSERT_EQ(-EILSEQ, rbd_compare_and_write(image, 0, TEST_IO_SIZE, mismatch_data, mismatch_data, &mismatch_offset, 0)); - ASSERT_EQ(0U, mismatch_offset); - rbd_aio_create_completion(NULL, (rbd_callback_t) simple_read_cb, &comp); - ASSERT_EQ(0, rbd_aio_compare_and_write(image, 0, TEST_IO_SIZE, mismatch_data, mismatch_data, comp, &mismatch_offset, 0)); - ASSERT_EQ(0, rbd_aio_wait_for_complete(comp)); - ASSERT_EQ(0U, mismatch_offset); - rbd_aio_release(comp); - - ASSERT_PASSED(validate_object_map, image); - ASSERT_EQ(0, rbd_close(image)); - - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, TestIOWithIOHint) -{ - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - bool skip_discard = is_skip_partial_discard_enabled(); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - char test_data[TEST_IO_SIZE + 1]; - char zero_data[TEST_IO_SIZE + 1]; - char mismatch_data[TEST_IO_SIZE + 1]; - int i; - uint64_t mismatch_offset; - - for (i = 0; i < TEST_IO_SIZE; ++i) { - test_data[i] = (char) (rand() % (126 - 33) + 33); - } - test_data[TEST_IO_SIZE] = '\0'; - memset(zero_data, 0, sizeof(zero_data)); - memset(mismatch_data, 9, sizeof(mismatch_data)); - - for (i = 0; i < 5; ++i) - ASSERT_PASSED(write_test_data, image, test_data, TEST_IO_SIZE * i, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - - for (i = 5; i < 10; ++i) - ASSERT_PASSED(aio_write_test_data, image, test_data, TEST_IO_SIZE * i, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - - for (i = 0; i < 5; ++i) - ASSERT_PASSED(compare_and_write_test_data, image, test_data, test_data, - TEST_IO_SIZE * i, TEST_IO_SIZE, &mismatch_offset, LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - - for (i = 5; i < 10; ++i) - ASSERT_PASSED(aio_compare_and_write_test_data, image, test_data, test_data, - TEST_IO_SIZE * i, TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - - for (i = 0; i < 5; ++i) - ASSERT_PASSED(read_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE, - LIBRADOS_OP_FLAG_FADVISE_SEQUENTIAL); - - for (i = 5; i < 10; ++i) - ASSERT_PASSED(aio_read_test_data, image, test_data, TEST_IO_SIZE * i, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_SEQUENTIAL|LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - - // discard 2nd, 4th sections. - ASSERT_PASSED(discard_test_data, image, TEST_IO_SIZE, TEST_IO_SIZE); - ASSERT_PASSED(aio_discard_test_data, image, TEST_IO_SIZE*3, TEST_IO_SIZE); - - ASSERT_PASSED(read_test_data, image, test_data, 0, TEST_IO_SIZE, - LIBRADOS_OP_FLAG_FADVISE_SEQUENTIAL); - ASSERT_PASSED(read_test_data, image, skip_discard ? test_data : zero_data, - TEST_IO_SIZE, TEST_IO_SIZE, - LIBRADOS_OP_FLAG_FADVISE_SEQUENTIAL); - ASSERT_PASSED(read_test_data, image, test_data, TEST_IO_SIZE*2, TEST_IO_SIZE, - LIBRADOS_OP_FLAG_FADVISE_SEQUENTIAL); - ASSERT_PASSED(read_test_data, image, skip_discard ? test_data : zero_data, - TEST_IO_SIZE*3, TEST_IO_SIZE, - LIBRADOS_OP_FLAG_FADVISE_SEQUENTIAL); - ASSERT_PASSED(read_test_data, image, test_data, TEST_IO_SIZE*4, TEST_IO_SIZE, 0); - - for (i = 0; i < 15; ++i) { - if (i % 3 == 2) { - ASSERT_PASSED(writesame_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32 + i, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - ASSERT_PASSED(writesame_test_data, image, zero_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32 + i, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - } else if (i % 3 == 1) { - ASSERT_PASSED(writesame_test_data, image, test_data, TEST_IO_SIZE + i, TEST_IO_SIZE * i * 32, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - ASSERT_PASSED(writesame_test_data, image, zero_data, TEST_IO_SIZE + i, TEST_IO_SIZE * i * 32, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - } else { - ASSERT_PASSED(writesame_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - ASSERT_PASSED(writesame_test_data, image, zero_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - } - } - for (i = 0; i < 15; ++i) { - if (i % 3 == 2) { - ASSERT_PASSED(aio_writesame_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32 + i, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - ASSERT_PASSED(aio_writesame_test_data, image, zero_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32 + i, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - } else if (i % 3 == 1) { - ASSERT_PASSED(aio_writesame_test_data, image, test_data, TEST_IO_SIZE + i, TEST_IO_SIZE * i * 32, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - ASSERT_PASSED(aio_writesame_test_data, image, zero_data, TEST_IO_SIZE + i, TEST_IO_SIZE * i * 32, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - } else { - ASSERT_PASSED(aio_writesame_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - ASSERT_PASSED(aio_writesame_test_data, image, zero_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - } - } - - rbd_image_info_t info; - rbd_completion_t comp; - ASSERT_EQ(0, rbd_stat(image, &info, sizeof(info))); - // can't read or write starting past end - ASSERT_EQ(-EINVAL, rbd_write(image, info.size, 1, test_data)); - ASSERT_EQ(-EINVAL, rbd_read(image, info.size, 1, test_data)); - // reading through end returns amount up to end - ASSERT_EQ(10, rbd_read2(image, info.size - 10, 100, test_data, - LIBRADOS_OP_FLAG_FADVISE_NOCACHE)); - // writing through end returns amount up to end - ASSERT_EQ(10, rbd_write2(image, info.size - 10, 100, test_data, - LIBRADOS_OP_FLAG_FADVISE_DONTNEED)); - - rbd_aio_create_completion(NULL, (rbd_callback_t) simple_read_cb, &comp); - ASSERT_EQ(0, rbd_aio_read2(image, info.size, 1, test_data, comp, - LIBRADOS_OP_FLAG_FADVISE_DONTNEED)); - ASSERT_EQ(0, rbd_aio_wait_for_complete(comp)); - ASSERT_EQ(-EINVAL, rbd_aio_get_return_value(comp)); - rbd_aio_release(comp); - - ASSERT_PASSED(write_test_data, image, zero_data, 0, TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - ASSERT_EQ(-EILSEQ, rbd_compare_and_write(image, 0, TEST_IO_SIZE, mismatch_data, mismatch_data, - &mismatch_offset, LIBRADOS_OP_FLAG_FADVISE_DONTNEED)); - ASSERT_EQ(0U, mismatch_offset); - rbd_aio_create_completion(NULL, (rbd_callback_t) simple_read_cb, &comp); - ASSERT_EQ(0, rbd_aio_compare_and_write(image, 0, TEST_IO_SIZE, mismatch_data, mismatch_data, - comp, &mismatch_offset, LIBRADOS_OP_FLAG_FADVISE_DONTNEED)); - ASSERT_EQ(0, rbd_aio_wait_for_complete(comp)); - ASSERT_EQ(0U, mismatch_offset); - rbd_aio_release(comp); - - ASSERT_PASSED(validate_object_map, image); - ASSERT_EQ(0, rbd_close(image)); - - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, TestDataPoolIO) -{ - REQUIRE_FORMAT_V2(); - - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - std::string data_pool_name = create_pool(true); - - bool skip_discard = is_skip_partial_discard_enabled(); - - rbd_image_t image; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - - bool old_format; - uint64_t features; - ASSERT_EQ(0, get_features(&old_format, &features)); - ASSERT_FALSE(old_format); - - rbd_image_options_t image_options; - rbd_image_options_create(&image_options); - BOOST_SCOPE_EXIT( (&image_options) ) { - rbd_image_options_destroy(image_options); - } BOOST_SCOPE_EXIT_END; - - ASSERT_EQ(0, rbd_image_options_set_uint64(image_options, - RBD_IMAGE_OPTION_FEATURES, - features)); - ASSERT_EQ(0, rbd_image_options_set_string(image_options, - RBD_IMAGE_OPTION_DATA_POOL, - data_pool_name.c_str())); - - ASSERT_EQ(0, rbd_create4(ioctx, name.c_str(), size, image_options)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - ASSERT_NE(-1, rbd_get_data_pool_id(image)); - - char test_data[TEST_IO_SIZE + 1]; - char zero_data[TEST_IO_SIZE + 1]; - int i; - - for (i = 0; i < TEST_IO_SIZE; ++i) { - test_data[i] = (char) (rand() % (126 - 33) + 33); - } - test_data[TEST_IO_SIZE] = '\0'; - memset(zero_data, 0, sizeof(zero_data)); - - for (i = 0; i < 5; ++i) - ASSERT_PASSED(write_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE, 0); - - for (i = 5; i < 10; ++i) - ASSERT_PASSED(aio_write_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE, 0); - - for (i = 0; i < 5; ++i) - ASSERT_PASSED(read_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE, 0); - - for (i = 5; i < 10; ++i) - ASSERT_PASSED(aio_read_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE, 0); - - // discard 2nd, 4th sections. - ASSERT_PASSED(discard_test_data, image, TEST_IO_SIZE, TEST_IO_SIZE); - ASSERT_PASSED(aio_discard_test_data, image, TEST_IO_SIZE*3, TEST_IO_SIZE); - - ASSERT_PASSED(read_test_data, image, test_data, 0, TEST_IO_SIZE, 0); - ASSERT_PASSED(read_test_data, image, skip_discard ? test_data : zero_data, - TEST_IO_SIZE, TEST_IO_SIZE, 0); - ASSERT_PASSED(read_test_data, image, test_data, TEST_IO_SIZE*2, TEST_IO_SIZE, 0); - ASSERT_PASSED(read_test_data, image, skip_discard ? test_data : zero_data, - TEST_IO_SIZE*3, TEST_IO_SIZE, 0); - ASSERT_PASSED(read_test_data, image, test_data, TEST_IO_SIZE*4, TEST_IO_SIZE, 0); - - rbd_image_info_t info; - rbd_completion_t comp; - ASSERT_EQ(0, rbd_stat(image, &info, sizeof(info))); - // can't read or write starting past end - ASSERT_EQ(-EINVAL, rbd_write(image, info.size, 1, test_data)); - ASSERT_EQ(-EINVAL, rbd_read(image, info.size, 1, test_data)); - // reading through end returns amount up to end - ASSERT_EQ(10, rbd_read(image, info.size - 10, 100, test_data)); - // writing through end returns amount up to end - ASSERT_EQ(10, rbd_write(image, info.size - 10, 100, test_data)); - - rbd_aio_create_completion(NULL, (rbd_callback_t) simple_read_cb, &comp); - ASSERT_EQ(0, rbd_aio_write(image, info.size, 1, test_data, comp)); - ASSERT_EQ(0, rbd_aio_wait_for_complete(comp)); - ASSERT_EQ(-EINVAL, rbd_aio_get_return_value(comp)); - rbd_aio_release(comp); - - rbd_aio_create_completion(NULL, (rbd_callback_t) simple_read_cb, &comp); - ASSERT_EQ(0, rbd_aio_read(image, info.size, 1, test_data, comp)); - ASSERT_EQ(0, rbd_aio_wait_for_complete(comp)); - ASSERT_EQ(-EINVAL, rbd_aio_get_return_value(comp)); - rbd_aio_release(comp); - - ASSERT_PASSED(validate_object_map, image); - ASSERT_EQ(0, rbd_close(image)); - - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, TestScatterGatherIO) -{ - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 20 << 20; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - std::string write_buffer("This is a test"); - struct iovec bad_iovs[] = { - {.iov_base = NULL, .iov_len = static_cast(-1)} - }; - struct iovec write_iovs[] = { - {.iov_base = &write_buffer[0], .iov_len = 5}, - {.iov_base = &write_buffer[5], .iov_len = 3}, - {.iov_base = &write_buffer[8], .iov_len = 2}, - {.iov_base = &write_buffer[10], .iov_len = 4} - }; - - rbd_completion_t comp; - rbd_aio_create_completion(NULL, NULL, &comp); - ASSERT_EQ(-EINVAL, rbd_aio_writev(image, write_iovs, 0, 0, comp)); - ASSERT_EQ(-EINVAL, rbd_aio_writev(image, bad_iovs, 1, 0, comp)); - ASSERT_EQ(0, rbd_aio_writev(image, write_iovs, - sizeof(write_iovs) / sizeof(struct iovec), - 1<wait_for_complete(); - int r = comp->get_return_value(); - printf("return value is: %d\n", r); - ASSERT_EQ(0, r); - printf("finished write\n"); - comp->release(); - *passed = true; -} - -void aio_discard_test_data(librbd::Image& image, off_t off, size_t len, bool *passed) -{ - librbd::RBD::AioCompletion *comp = new librbd::RBD::AioCompletion(NULL, (librbd::callback_t) simple_write_cb_pp); - image.aio_discard(off, len, comp); - comp->wait_for_complete(); - int r = comp->get_return_value(); - ASSERT_EQ(0, r); - comp->release(); - *passed = true; -} - -void write_test_data(librbd::Image& image, const char *test_data, off_t off, uint32_t iohint, bool *passed) -{ - size_t written; - size_t len = strlen(test_data); - ceph::bufferlist bl; - bl.append(test_data, len); - if (iohint) - written = image.write2(off, len, bl, iohint); - else - written = image.write(off, len, bl); - printf("wrote: %u\n", (unsigned int) written); - ASSERT_EQ(bl.length(), written); - *passed = true; -} - -void discard_test_data(librbd::Image& image, off_t off, size_t len, bool *passed) -{ - size_t written; - written = image.discard(off, len); - printf("discard: %u~%u\n", (unsigned)off, (unsigned)len); - ASSERT_EQ(len, written); - *passed = true; -} - -void aio_read_test_data(librbd::Image& image, const char *expected, off_t off, size_t expected_len, uint32_t iohint, bool *passed) -{ - librbd::RBD::AioCompletion *comp = new librbd::RBD::AioCompletion(NULL, (librbd::callback_t) simple_read_cb_pp); - ceph::bufferlist bl; - printf("created completion\n"); - if (iohint) - image.aio_read2(off, expected_len, bl, comp, iohint); - else - image.aio_read(off, expected_len, bl, comp); - printf("started read\n"); - comp->wait_for_complete(); - int r = comp->get_return_value(); - printf("return value is: %d\n", r); - ASSERT_EQ(TEST_IO_SIZE, r); - ASSERT_EQ(0, memcmp(expected, bl.c_str(), TEST_IO_SIZE)); - printf("finished read\n"); - comp->release(); - *passed = true; -} - -void read_test_data(librbd::Image& image, const char *expected, off_t off, size_t expected_len, uint32_t iohint, bool *passed) -{ - int read; - size_t len = expected_len; - ceph::bufferlist bl; - if (iohint) - read = image.read2(off, len, bl, iohint); - else - read = image.read(off, len, bl); - ASSERT_TRUE(read >= 0); - std::string bl_str(bl.c_str(), read); - - printf("read: %u\n", (unsigned int) read); - int result = memcmp(bl_str.c_str(), expected, expected_len); - if (result != 0) { - printf("read: %s\nexpected: %s\n", bl_str.c_str(), expected); - ASSERT_EQ(0, result); - } - *passed = true; -} - -void aio_writesame_test_data(librbd::Image& image, const char *test_data, off_t off, - size_t len, size_t data_len, uint32_t iohint, bool *passed) -{ - ceph::bufferlist bl; - bl.append(test_data, data_len); - librbd::RBD::AioCompletion *comp = new librbd::RBD::AioCompletion(NULL, (librbd::callback_t) simple_write_cb_pp); - printf("created completion\n"); - int r; - r = image.aio_writesame(off, len, bl, comp, iohint); - printf("started writesame\n"); - if (len % data_len) { - ASSERT_EQ(-EINVAL, r); - printf("expected fail, finished writesame\n"); - comp->release(); - *passed = true; - return; - } - - comp->wait_for_complete(); - r = comp->get_return_value(); - printf("return value is: %d\n", r); - ASSERT_EQ(0, r); - printf("finished writesame\n"); - comp->release(); - - //verify data - printf("to verify the data\n"); - int read; - uint64_t left = len; - while (left > 0) { - ceph::bufferlist bl; - read = image.read(off, data_len, bl); - ASSERT_EQ(data_len, static_cast(read)); - std::string bl_str(bl.c_str(), read); - int result = memcmp(bl_str.c_str(), test_data, data_len); - if (result !=0 ) { - printf("read: %u ~ %u\n", (unsigned int) off, (unsigned int) read); - printf("read: %s\nexpected: %s\n", bl_str.c_str(), test_data); - ASSERT_EQ(0, result); - } - off += data_len; - left -= data_len; - } - ASSERT_EQ(0U, left); - printf("verified\n"); - - *passed = true; -} - -void writesame_test_data(librbd::Image& image, const char *test_data, off_t off, - ssize_t len, size_t data_len, uint32_t iohint, - bool *passed) -{ - ssize_t written; - ceph::bufferlist bl; - bl.append(test_data, data_len); - written = image.writesame(off, len, bl, iohint); - if (len % data_len) { - ASSERT_EQ(-EINVAL, written); - printf("expected fail, finished writesame\n"); - *passed = true; - return; - } - ASSERT_EQ(len, written); - printf("wrote: %u\n", (unsigned int) written); - *passed = true; - - //verify data - printf("to verify the data\n"); - int read; - uint64_t left = len; - while (left > 0) { - ceph::bufferlist bl; - read = image.read(off, data_len, bl); - ASSERT_EQ(data_len, static_cast(read)); - std::string bl_str(bl.c_str(), read); - int result = memcmp(bl_str.c_str(), test_data, data_len); - if (result !=0 ) { - printf("read: %u ~ %u\n", (unsigned int) off, (unsigned int) read); - printf("read: %s\nexpected: %s\n", bl_str.c_str(), test_data); - ASSERT_EQ(0, result); - } - off += data_len; - left -= data_len; - } - ASSERT_EQ(0U, left); - printf("verified\n"); - - *passed = true; -} - -void aio_compare_and_write_test_data(librbd::Image& image, const char *cmp_data, - const char *test_data, off_t off, ssize_t len, - uint32_t iohint, bool *passed) -{ - ceph::bufferlist cmp_bl; - cmp_bl.append(cmp_data, strlen(cmp_data)); - ceph::bufferlist test_bl; - test_bl.append(test_data, strlen(test_data)); - librbd::RBD::AioCompletion *comp = new librbd::RBD::AioCompletion(NULL, (librbd::callback_t) simple_write_cb_pp); - printf("created completion\n"); - - uint64_t mismatch_offset; - image.aio_compare_and_write(off, len, cmp_bl, test_bl, comp, &mismatch_offset, iohint); - printf("started aio compare and write\n"); - comp->wait_for_complete(); - int r = comp->get_return_value(); - printf("return value is: %d\n", r); - ASSERT_EQ(0, r); - printf("finished aio compare and write\n"); - comp->release(); - *passed = true; -} - -void compare_and_write_test_data(librbd::Image& image, const char *cmp_data, const char *test_data, - off_t off, ssize_t len, uint64_t *mismatch_off, uint32_t iohint, bool *passed) -{ - size_t written; - ceph::bufferlist cmp_bl; - cmp_bl.append(cmp_data, strlen(cmp_data)); - ceph::bufferlist test_bl; - test_bl.append(test_data, strlen(test_data)); - printf("start compare and write\n"); - written = image.compare_and_write(off, len, cmp_bl, test_bl, mismatch_off, iohint); - printf("compare and wrote: %d\n", (int) written); - ASSERT_EQ(len, static_cast(written)); - *passed = true; -} - -TEST_F(TestLibRBD, TestIOPP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - bool skip_discard = is_skip_partial_discard_enabled(); - - { - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - char test_data[TEST_IO_SIZE + 1]; - char zero_data[TEST_IO_SIZE + 1]; - int i; - uint64_t mismatch_offset; - - for (i = 0; i < TEST_IO_SIZE; ++i) { - test_data[i] = (char) (rand() % (126 - 33) + 33); - } - test_data[TEST_IO_SIZE] = '\0'; - memset(zero_data, 0, sizeof(zero_data)); - - for (i = 0; i < 5; ++i) - ASSERT_PASSED(write_test_data, image, test_data, strlen(test_data) * i, 0); - - for (i = 5; i < 10; ++i) - ASSERT_PASSED(aio_write_test_data, image, test_data, strlen(test_data) * i, 0); - - for (i = 0; i < 5; ++i) - ASSERT_PASSED(compare_and_write_test_data, image, test_data, test_data, TEST_IO_SIZE * i, - TEST_IO_SIZE, &mismatch_offset, 0); - - for (i = 5; i < 10; ++i) - ASSERT_PASSED(aio_compare_and_write_test_data, image, test_data, test_data, TEST_IO_SIZE * i, - TEST_IO_SIZE, 0); - - for (i = 0; i < 5; ++i) - ASSERT_PASSED(read_test_data, image, test_data, strlen(test_data) * i, TEST_IO_SIZE, 0); - - for (i = 5; i < 10; ++i) - ASSERT_PASSED(aio_read_test_data, image, test_data, strlen(test_data) * i, TEST_IO_SIZE, 0); - - // discard 2nd, 4th sections. - ASSERT_PASSED(discard_test_data, image, TEST_IO_SIZE, TEST_IO_SIZE); - ASSERT_PASSED(aio_discard_test_data, image, TEST_IO_SIZE*3, TEST_IO_SIZE); - - ASSERT_PASSED(read_test_data, image, test_data, 0, TEST_IO_SIZE, 0); - ASSERT_PASSED(read_test_data, image, skip_discard ? test_data : zero_data, - TEST_IO_SIZE, TEST_IO_SIZE, 0); - ASSERT_PASSED(read_test_data, image, test_data, TEST_IO_SIZE*2, TEST_IO_SIZE, 0); - ASSERT_PASSED(read_test_data, image, skip_discard ? test_data : zero_data, - TEST_IO_SIZE*3, TEST_IO_SIZE, 0); - ASSERT_PASSED(read_test_data, image, test_data, TEST_IO_SIZE*4, TEST_IO_SIZE, 0); - - for (i = 0; i < 15; ++i) { - if (i % 3 == 2) { - ASSERT_PASSED(writesame_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32 + i, TEST_IO_SIZE, 0); - ASSERT_PASSED(writesame_test_data, image, zero_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32 + i, TEST_IO_SIZE, 0); - } else if (i % 3 == 1) { - ASSERT_PASSED(writesame_test_data, image, test_data, TEST_IO_SIZE + i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - ASSERT_PASSED(writesame_test_data, image, zero_data, TEST_IO_SIZE + i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - } else { - ASSERT_PASSED(writesame_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - ASSERT_PASSED(writesame_test_data, image, zero_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - } - } - for (i = 0; i < 15; ++i) { - if (i % 3 == 2) { - ASSERT_PASSED(aio_writesame_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32 + i, TEST_IO_SIZE, 0); - ASSERT_PASSED(aio_writesame_test_data, image, zero_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32 + i, TEST_IO_SIZE, 0); - } else if (i % 3 == 1) { - ASSERT_PASSED(aio_writesame_test_data, image, test_data, TEST_IO_SIZE + i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - ASSERT_PASSED(aio_writesame_test_data, image, zero_data, TEST_IO_SIZE + i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - } else { - ASSERT_PASSED(aio_writesame_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - ASSERT_PASSED(aio_writesame_test_data, image, zero_data, TEST_IO_SIZE * i, TEST_IO_SIZE * i * 32, TEST_IO_SIZE, 0); - } - } - - ASSERT_PASSED(validate_object_map, image); - } - - ioctx.close(); -} - -TEST_F(TestLibRBD, TestIOPPWithIOHint) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - { - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - char test_data[TEST_IO_SIZE + 1]; - char zero_data[TEST_IO_SIZE + 1]; - test_data[TEST_IO_SIZE] = '\0'; - int i; - - for (i = 0; i < TEST_IO_SIZE; ++i) { - test_data[i] = (char) (rand() % (126 - 33) + 33); - } - memset(zero_data, 0, sizeof(zero_data)); - - for (i = 0; i < 5; ++i) - ASSERT_PASSED(write_test_data, image, test_data, strlen(test_data) * i, - LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - - for (i = 5; i < 10; ++i) - ASSERT_PASSED(aio_write_test_data, image, test_data, strlen(test_data) * i, - LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - - ASSERT_PASSED(read_test_data, image, test_data, strlen(test_data), - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_RANDOM); - - for (i = 5; i < 10; ++i) - ASSERT_PASSED(aio_read_test_data, image, test_data, strlen(test_data) * i, - TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_SEQUENTIAL|LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - - for (i = 0; i < 15; ++i) { - if (i % 3 == 2) { - ASSERT_PASSED(writesame_test_data, image, test_data, TEST_IO_SIZE * i, - TEST_IO_SIZE * i * 32 + i, TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - ASSERT_PASSED(writesame_test_data, image, zero_data, TEST_IO_SIZE * i, - TEST_IO_SIZE * i * 32 + i, TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - } else if (i % 3 == 1) { - ASSERT_PASSED(writesame_test_data, image, test_data, TEST_IO_SIZE + i, - TEST_IO_SIZE * i * 32, TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - ASSERT_PASSED(writesame_test_data, image, zero_data, TEST_IO_SIZE + i, - TEST_IO_SIZE * i * 32, TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - } else { - ASSERT_PASSED(writesame_test_data, image, test_data, TEST_IO_SIZE * i, - TEST_IO_SIZE * i * 32, TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - ASSERT_PASSED(writesame_test_data, image, zero_data, TEST_IO_SIZE * i, - TEST_IO_SIZE * i * 32, TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_NOCACHE); - } - } - for (i = 0; i < 15; ++i) { - if (i % 3 == 2) { - ASSERT_PASSED(aio_writesame_test_data, image, test_data, TEST_IO_SIZE * i, - TEST_IO_SIZE * i * 32 + i, TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - ASSERT_PASSED(aio_writesame_test_data, image, zero_data, TEST_IO_SIZE * i, - TEST_IO_SIZE * i * 32 + i, TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - } else if (i % 3 == 1) { - ASSERT_PASSED(aio_writesame_test_data, image, test_data, TEST_IO_SIZE + i, - TEST_IO_SIZE * i * 32, TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - ASSERT_PASSED(aio_writesame_test_data, image, zero_data, TEST_IO_SIZE + i, - TEST_IO_SIZE * i * 32, TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - } else { - ASSERT_PASSED(aio_writesame_test_data, image, test_data, TEST_IO_SIZE * i, - TEST_IO_SIZE * i * 32, TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - ASSERT_PASSED(aio_writesame_test_data, image, zero_data, TEST_IO_SIZE * i, - TEST_IO_SIZE * i * 32, TEST_IO_SIZE, LIBRADOS_OP_FLAG_FADVISE_DONTNEED); - } - } - - ASSERT_PASSED(validate_object_map, image); - } - - ioctx.close(); -} - - - -TEST_F(TestLibRBD, TestIOToSnapshot) -{ - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t isize = 2 << 20; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), isize, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - int i, r; - rbd_image_t image_at_snap; - char orig_data[TEST_IO_TO_SNAP_SIZE + 1]; - char test_data[TEST_IO_TO_SNAP_SIZE + 1]; - - for (i = 0; i < TEST_IO_TO_SNAP_SIZE; ++i) - test_data[i] = (char) (i + 48); - test_data[TEST_IO_TO_SNAP_SIZE] = '\0'; - orig_data[TEST_IO_TO_SNAP_SIZE] = '\0'; - - r = rbd_read(image, 0, TEST_IO_TO_SNAP_SIZE, orig_data); - ASSERT_EQ(r, TEST_IO_TO_SNAP_SIZE); - - ASSERT_EQ(0, test_ls_snaps(image, 0)); - ASSERT_EQ(0, rbd_snap_create(image, "orig")); - ASSERT_EQ(1, test_ls_snaps(image, 1, "orig", isize)); - ASSERT_PASSED(read_test_data, image, orig_data, 0, TEST_IO_TO_SNAP_SIZE, 0); - - printf("write test data!\n"); - ASSERT_PASSED(write_test_data, image, test_data, 0, TEST_IO_TO_SNAP_SIZE, 0); - ASSERT_EQ(0, rbd_snap_create(image, "written")); - ASSERT_EQ(2, test_ls_snaps(image, 2, "orig", isize, "written", isize)); - - ASSERT_PASSED(read_test_data, image, test_data, 0, TEST_IO_TO_SNAP_SIZE, 0); - - rbd_snap_set(image, "orig"); - ASSERT_PASSED(read_test_data, image, orig_data, 0, TEST_IO_TO_SNAP_SIZE, 0); - - rbd_snap_set(image, "written"); - ASSERT_PASSED(read_test_data, image, test_data, 0, TEST_IO_TO_SNAP_SIZE, 0); - - rbd_snap_set(image, "orig"); - - r = rbd_write(image, 0, TEST_IO_TO_SNAP_SIZE, test_data); - printf("write to snapshot returned %d\n", r); - ASSERT_LT(r, 0); - cout << strerror(-r) << std::endl; - - ASSERT_PASSED(read_test_data, image, orig_data, 0, TEST_IO_TO_SNAP_SIZE, 0); - rbd_snap_set(image, "written"); - ASSERT_PASSED(read_test_data, image, test_data, 0, TEST_IO_TO_SNAP_SIZE, 0); - - r = rbd_snap_rollback(image, "orig"); - ASSERT_EQ(r, -EROFS); - - r = rbd_snap_set(image, NULL); - ASSERT_EQ(r, 0); - r = rbd_snap_rollback(image, "orig"); - ASSERT_EQ(r, 0); - - ASSERT_PASSED(write_test_data, image, test_data, 0, TEST_IO_TO_SNAP_SIZE, 0); - - rbd_flush(image); - - printf("opening testimg@orig\n"); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image_at_snap, "orig")); - ASSERT_PASSED(read_test_data, image_at_snap, orig_data, 0, TEST_IO_TO_SNAP_SIZE, 0); - r = rbd_write(image_at_snap, 0, TEST_IO_TO_SNAP_SIZE, test_data); - printf("write to snapshot returned %d\n", r); - ASSERT_LT(r, 0); - cout << strerror(-r) << std::endl; - ASSERT_EQ(0, rbd_close(image_at_snap)); - - ASSERT_EQ(2, test_ls_snaps(image, 2, "orig", isize, "written", isize)); - ASSERT_EQ(0, rbd_snap_remove(image, "written")); - ASSERT_EQ(1, test_ls_snaps(image, 1, "orig", isize)); - ASSERT_EQ(0, rbd_snap_remove(image, "orig")); - ASSERT_EQ(0, test_ls_snaps(image, 0)); - - ASSERT_PASSED(validate_object_map, image); - ASSERT_EQ(0, rbd_close(image)); - - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, TestClone) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING); - - rados_ioctx_t ioctx; - rbd_image_info_t pinfo, cinfo; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - bool old_format; - uint64_t features; - rbd_image_t parent, child; - int order = 0; - - ASSERT_EQ(0, get_features(&old_format, &features)); - ASSERT_FALSE(old_format); - - std::string parent_name = get_temp_image_name(); - std::string child_name = get_temp_image_name(); - - // make a parent to clone from - ASSERT_EQ(0, create_image_full(ioctx, parent_name.c_str(), 4<<20, &order, - false, features)); - ASSERT_EQ(0, rbd_open(ioctx, parent_name.c_str(), &parent, NULL)); - printf("made parent image \"parent\"\n"); - - char *data = (char *)"testdata"; - ASSERT_EQ((ssize_t)strlen(data), rbd_write(parent, 0, strlen(data), data)); - - // can't clone a non-snapshot, expect failure - EXPECT_NE(0, clone_image(ioctx, parent, parent_name.c_str(), NULL, ioctx, - child_name.c_str(), features, &order)); - - // verify that there is no parent info on "parent" - ASSERT_EQ(-ENOENT, rbd_get_parent_info(parent, NULL, 0, NULL, 0, NULL, 0)); - printf("parent has no parent info\n"); - - // create a snapshot, reopen as the parent we're interested in - ASSERT_EQ(0, rbd_snap_create(parent, "parent_snap")); - printf("made snapshot \"parent@parent_snap\"\n"); - ASSERT_EQ(0, rbd_close(parent)); - ASSERT_EQ(0, rbd_open(ioctx, parent_name.c_str(), &parent, "parent_snap")); - - ASSERT_EQ(-EINVAL, clone_image(ioctx, parent, parent_name.c_str(), "parent_snap", - ioctx, child_name.c_str(), features, &order)); - - // unprotected image should fail unprotect - ASSERT_EQ(-EINVAL, rbd_snap_unprotect(parent, "parent_snap")); - printf("can't unprotect an unprotected snap\n"); - - ASSERT_EQ(0, rbd_snap_protect(parent, "parent_snap")); - // protecting again should fail - ASSERT_EQ(-EBUSY, rbd_snap_protect(parent, "parent_snap")); - printf("can't protect a protected snap\n"); - - // This clone and open should work - ASSERT_EQ(0, clone_image(ioctx, parent, parent_name.c_str(), "parent_snap", - ioctx, child_name.c_str(), features, &order)); - ASSERT_EQ(0, rbd_open(ioctx, child_name.c_str(), &child, NULL)); - printf("made and opened clone \"child\"\n"); - - // check read - ASSERT_PASSED(read_test_data, child, data, 0, strlen(data), 0); - - // check write - ASSERT_EQ((ssize_t)strlen(data), rbd_write(child, 20, strlen(data), data)); - ASSERT_PASSED(read_test_data, child, data, 20, strlen(data), 0); - ASSERT_PASSED(read_test_data, child, data, 0, strlen(data), 0); - - // check attributes - ASSERT_EQ(0, rbd_stat(parent, &pinfo, sizeof(pinfo))); - ASSERT_EQ(0, rbd_stat(child, &cinfo, sizeof(cinfo))); - EXPECT_EQ(cinfo.size, pinfo.size); - uint64_t overlap; - rbd_get_overlap(child, &overlap); - EXPECT_EQ(overlap, pinfo.size); - EXPECT_EQ(cinfo.obj_size, pinfo.obj_size); - EXPECT_EQ(cinfo.order, pinfo.order); - printf("sizes and overlaps are good between parent and child\n"); - - // sizing down child results in changing overlap and size, not parent size - ASSERT_EQ(0, rbd_resize(child, 2UL<<20)); - ASSERT_EQ(0, rbd_stat(child, &cinfo, sizeof(cinfo))); - rbd_get_overlap(child, &overlap); - ASSERT_EQ(overlap, 2UL<<20); - ASSERT_EQ(cinfo.size, 2UL<<20); - ASSERT_EQ(0, rbd_resize(child, 4UL<<20)); - ASSERT_EQ(0, rbd_stat(child, &cinfo, sizeof(cinfo))); - rbd_get_overlap(child, &overlap); - ASSERT_EQ(overlap, 2UL<<20); - ASSERT_EQ(cinfo.size, 4UL<<20); - printf("sized down clone, changed overlap\n"); - - // sizing back up doesn't change that - ASSERT_EQ(0, rbd_resize(child, 5UL<<20)); - ASSERT_EQ(0, rbd_stat(child, &cinfo, sizeof(cinfo))); - rbd_get_overlap(child, &overlap); - ASSERT_EQ(overlap, 2UL<<20); - ASSERT_EQ(cinfo.size, 5UL<<20); - ASSERT_EQ(0, rbd_stat(parent, &pinfo, sizeof(pinfo))); - printf("parent info: size %lld obj_size %lld parent_pool %lld\n", - (unsigned long long)pinfo.size, (unsigned long long)pinfo.obj_size, - (unsigned long long)pinfo.parent_pool); - ASSERT_EQ(pinfo.size, 4UL<<20); - printf("sized up clone, changed size but not overlap or parent's size\n"); - - ASSERT_PASSED(validate_object_map, child); - ASSERT_EQ(0, rbd_close(child)); - - ASSERT_PASSED(validate_object_map, parent); - ASSERT_EQ(-EBUSY, rbd_snap_remove(parent, "parent_snap")); - printf("can't remove parent while child still exists\n"); - ASSERT_EQ(0, rbd_remove(ioctx, child_name.c_str())); - ASSERT_EQ(-EBUSY, rbd_snap_remove(parent, "parent_snap")); - printf("can't remove parent while still protected\n"); - ASSERT_EQ(0, rbd_snap_unprotect(parent, "parent_snap")); - ASSERT_EQ(0, rbd_snap_remove(parent, "parent_snap")); - printf("removed parent snap after unprotecting\n"); - - ASSERT_EQ(0, rbd_close(parent)); - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, TestClone2) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING); - - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - bool old_format; - uint64_t features; - rbd_image_t parent, child; - int order = 0; - - ASSERT_EQ(0, get_features(&old_format, &features)); - ASSERT_FALSE(old_format); - - std::string parent_name = get_temp_image_name(); - std::string child_name = get_temp_image_name(); - - // make a parent to clone from - ASSERT_EQ(0, create_image_full(ioctx, parent_name.c_str(), 4<<20, &order, - false, features)); - ASSERT_EQ(0, rbd_open(ioctx, parent_name.c_str(), &parent, NULL)); - printf("made parent image \"parent\"\n"); - - char *data = (char *)"testdata"; - char *childata = (char *)"childata"; - ASSERT_EQ((ssize_t)strlen(data), rbd_write(parent, 0, strlen(data), data)); - ASSERT_EQ((ssize_t)strlen(data), rbd_write(parent, 12, strlen(data), data)); - - // can't clone a non-snapshot, expect failure - EXPECT_NE(0, clone_image(ioctx, parent, parent_name.c_str(), NULL, ioctx, - child_name.c_str(), features, &order)); - - // verify that there is no parent info on "parent" - ASSERT_EQ(-ENOENT, rbd_get_parent_info(parent, NULL, 0, NULL, 0, NULL, 0)); - printf("parent has no parent info\n"); - - // create a snapshot, reopen as the parent we're interested in - ASSERT_EQ(0, rbd_snap_create(parent, "parent_snap")); - printf("made snapshot \"parent@parent_snap\"\n"); - ASSERT_EQ(0, rbd_close(parent)); - ASSERT_EQ(0, rbd_open(ioctx, parent_name.c_str(), &parent, "parent_snap")); - - ASSERT_EQ(-EINVAL, clone_image(ioctx, parent, parent_name.c_str(), "parent_snap", - ioctx, child_name.c_str(), features, &order)); - - // unprotected image should fail unprotect - ASSERT_EQ(-EINVAL, rbd_snap_unprotect(parent, "parent_snap")); - printf("can't unprotect an unprotected snap\n"); - - ASSERT_EQ(0, rbd_snap_protect(parent, "parent_snap")); - // protecting again should fail - ASSERT_EQ(-EBUSY, rbd_snap_protect(parent, "parent_snap")); - printf("can't protect a protected snap\n"); - - // This clone and open should work - ASSERT_EQ(0, clone_image(ioctx, parent, parent_name.c_str(), "parent_snap", - ioctx, child_name.c_str(), features, &order)); - ASSERT_EQ(0, rbd_open(ioctx, child_name.c_str(), &child, NULL)); - printf("made and opened clone \"child\"\n"); - - // write something in - ASSERT_EQ((ssize_t)strlen(childata), rbd_write(child, 20, strlen(childata), childata)); - - char test[strlen(data) * 2]; - ASSERT_EQ((ssize_t)strlen(data), rbd_read(child, 20, strlen(data), test)); - ASSERT_EQ(0, memcmp(test, childata, strlen(childata))); - - // overlap - ASSERT_EQ((ssize_t)sizeof(test), rbd_read(child, 20 - strlen(data), sizeof(test), test)); - ASSERT_EQ(0, memcmp(test, data, strlen(data))); - ASSERT_EQ(0, memcmp(test + strlen(data), childata, strlen(childata))); - - // all parent - ASSERT_EQ((ssize_t)sizeof(test), rbd_read(child, 0, sizeof(test), test)); - ASSERT_EQ(0, memcmp(test, data, strlen(data))); - - ASSERT_PASSED(validate_object_map, child); - ASSERT_PASSED(validate_object_map, parent); - - ASSERT_EQ(0, rbd_close(child)); - ASSERT_EQ(0, rbd_close(parent)); - rados_ioctx_destroy(ioctx); -} - -static void test_list_children(rbd_image_t image, ssize_t num_expected, ...) -{ - va_list ap; - va_start(ap, num_expected); - size_t pools_len = 100; - size_t children_len = 100; - char *pools = NULL; - char *children = NULL; - ssize_t num_children; - - do { - free(pools); - free(children); - pools = (char *) malloc(pools_len); - children = (char *) malloc(children_len); - num_children = rbd_list_children(image, pools, &pools_len, - children, &children_len); - } while (num_children == -ERANGE); - - ASSERT_EQ(num_expected, num_children); - for (ssize_t i = num_expected; i > 0; --i) { - char *expected_pool = va_arg(ap, char *); - char *expected_image = va_arg(ap, char *); - char *pool = pools; - char *image = children; - bool found = 0; - printf("\ntrying to find %s/%s\n", expected_pool, expected_image); - for (ssize_t j = 0; j < num_children; ++j) { - printf("checking %s/%s\n", pool, image); - if (strcmp(expected_pool, pool) == 0 && - strcmp(expected_image, image) == 0) { - printf("found child %s/%s\n\n", pool, image); - found = 1; - break; - } - pool += strlen(pool) + 1; - image += strlen(image) + 1; - if (j == num_children - 1) { - ASSERT_EQ(pool - pools - 1, (ssize_t) pools_len); - ASSERT_EQ(image - children - 1, (ssize_t) children_len); - } - } - ASSERT_TRUE(found); - } - va_end(ap); - - if (pools) - free(pools); - if (children) - free(children); -} - -TEST_F(TestLibRBD, ListChildren) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING); - - rados_ioctx_t ioctx1, ioctx2; - string pool_name1 = create_pool(true); - string pool_name2 = create_pool(true); - ASSERT_NE("", pool_name2); - - rados_ioctx_create(_cluster, pool_name1.c_str(), &ioctx1); - rados_ioctx_create(_cluster, pool_name2.c_str(), &ioctx2); - - bool old_format; - uint64_t features; - rbd_image_t parent; - int order = 0; - - ASSERT_EQ(0, get_features(&old_format, &features)); - ASSERT_FALSE(old_format); - - std::string parent_name = get_temp_image_name(); - std::string child_name1 = get_temp_image_name(); - std::string child_name2 = get_temp_image_name(); - std::string child_name3 = get_temp_image_name(); - std::string child_name4 = get_temp_image_name(); - - // make a parent to clone from - ASSERT_EQ(0, create_image_full(ioctx1, parent_name.c_str(), 4<<20, &order, - false, features)); - ASSERT_EQ(0, rbd_open(ioctx1, parent_name.c_str(), &parent, NULL)); - // create a snapshot, reopen as the parent we're interested in - ASSERT_EQ(0, rbd_snap_create(parent, "parent_snap")); - ASSERT_EQ(0, rbd_snap_set(parent, "parent_snap")); - ASSERT_EQ(0, rbd_snap_protect(parent, "parent_snap")); - - ASSERT_EQ(0, rbd_close(parent)); - ASSERT_EQ(0, rbd_open(ioctx1, parent_name.c_str(), &parent, "parent_snap")); - - ASSERT_EQ(0, clone_image(ioctx1, parent, parent_name.c_str(), "parent_snap", - ioctx2, child_name1.c_str(), features, &order)); - test_list_children(parent, 1, pool_name2.c_str(), child_name1.c_str()); - - ASSERT_EQ(0, clone_image(ioctx1, parent, parent_name.c_str(), "parent_snap", - ioctx1, child_name2.c_str(), features, &order)); - test_list_children(parent, 2, pool_name2.c_str(), child_name1.c_str(), - pool_name1.c_str(), child_name2.c_str()); - - ASSERT_EQ(0, clone_image(ioctx1, parent, parent_name.c_str(), "parent_snap", - ioctx2, child_name3.c_str(), features, &order)); - test_list_children(parent, 3, pool_name2.c_str(), child_name1.c_str(), - pool_name1.c_str(), child_name2.c_str(), - pool_name2.c_str(), child_name3.c_str()); - - ASSERT_EQ(0, clone_image(ioctx1, parent, parent_name.c_str(), "parent_snap", - ioctx2, child_name4.c_str(), features, &order)); - test_list_children(parent, 4, pool_name2.c_str(), child_name1.c_str(), - pool_name1.c_str(), child_name2.c_str(), - pool_name2.c_str(), child_name3.c_str(), - pool_name2.c_str(), child_name4.c_str()); - - ASSERT_EQ(0, rbd_remove(ioctx2, child_name1.c_str())); - test_list_children(parent, 3, - pool_name1.c_str(), child_name2.c_str(), - pool_name2.c_str(), child_name3.c_str(), - pool_name2.c_str(), child_name4.c_str()); - - ASSERT_EQ(0, rbd_remove(ioctx2, child_name3.c_str())); - test_list_children(parent, 2, - pool_name1.c_str(), child_name2.c_str(), - pool_name2.c_str(), child_name4.c_str()); - - ASSERT_EQ(0, rbd_remove(ioctx2, child_name4.c_str())); - test_list_children(parent, 1, - pool_name1.c_str(), child_name2.c_str()); - - ASSERT_EQ(0, rbd_remove(ioctx1, child_name2.c_str())); - test_list_children(parent, 0); - - ASSERT_EQ(0, rbd_snap_unprotect(parent, "parent_snap")); - ASSERT_EQ(0, rbd_snap_remove(parent, "parent_snap")); - ASSERT_EQ(0, rbd_close(parent)); - ASSERT_EQ(0, rbd_remove(ioctx1, parent_name.c_str())); - rados_ioctx_destroy(ioctx1); - rados_ioctx_destroy(ioctx2); -} - -TEST_F(TestLibRBD, ListChildrenTiered) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING); - - string pool_name1 = m_pool_name; - string pool_name2 = create_pool(true); - string pool_name3 = create_pool(true); - ASSERT_NE("", pool_name2); - ASSERT_NE("", pool_name3); - - std::string cmdstr = "{\"prefix\": \"osd tier add\", \"pool\": \"" + - pool_name1 + "\", \"tierpool\":\"" + pool_name3 + "\", \"force_nonempty\":\"\"}"; - char *cmd[1]; - cmd[0] = (char *)cmdstr.c_str(); - ASSERT_EQ(0, rados_mon_command(_cluster, (const char **)cmd, 1, "", 0, NULL, 0, NULL, 0)); - - cmdstr = "{\"prefix\": \"osd tier cache-mode\", \"pool\": \"" + - pool_name3 + "\", \"mode\":\"writeback\"}"; - cmd[0] = (char *)cmdstr.c_str(); - ASSERT_EQ(0, rados_mon_command(_cluster, (const char **)cmd, 1, "", 0, NULL, 0, NULL, 0)); - - cmdstr = "{\"prefix\": \"osd tier set-overlay\", \"pool\": \"" + - pool_name1 + "\", \"overlaypool\":\"" + pool_name3 + "\"}"; - cmd[0] = (char *)cmdstr.c_str(); - ASSERT_EQ(0, rados_mon_command(_cluster, (const char **)cmd, 1, "", 0, NULL, 0, NULL, 0)); - - EXPECT_EQ(0, rados_wait_for_latest_osdmap(_cluster)); - - string parent_name = get_temp_image_name(); - string child_name1 = get_temp_image_name(); - string child_name2 = get_temp_image_name(); - string child_name3 = get_temp_image_name(); - string child_name4 = get_temp_image_name(); - - rados_ioctx_t ioctx1, ioctx2; - rados_ioctx_create(_cluster, pool_name1.c_str(), &ioctx1); - rados_ioctx_create(_cluster, pool_name2.c_str(), &ioctx2); - - bool old_format; - uint64_t features; - rbd_image_t parent; - int order = 0; - - ASSERT_EQ(0, get_features(&old_format, &features)); - ASSERT_FALSE(old_format); - - // make a parent to clone from - ASSERT_EQ(0, create_image_full(ioctx1, parent_name.c_str(), 4<<20, &order, - false, features)); - ASSERT_EQ(0, rbd_open(ioctx1, parent_name.c_str(), &parent, NULL)); - // create a snapshot, reopen as the parent we're interested in - ASSERT_EQ(0, rbd_snap_create(parent, "parent_snap")); - ASSERT_EQ(0, rbd_snap_set(parent, "parent_snap")); - ASSERT_EQ(0, rbd_snap_protect(parent, "parent_snap")); - - ASSERT_EQ(0, rbd_close(parent)); - ASSERT_EQ(0, rbd_open(ioctx1, parent_name.c_str(), &parent, "parent_snap")); - - ASSERT_EQ(0, clone_image(ioctx1, parent, parent_name.c_str(), "parent_snap", - ioctx2, child_name1.c_str(), features, &order)); - test_list_children(parent, 1, pool_name2.c_str(), child_name1.c_str()); - - ASSERT_EQ(0, clone_image(ioctx1, parent, parent_name.c_str(), "parent_snap", - ioctx1, child_name2.c_str(), features, &order)); - test_list_children(parent, 2, pool_name2.c_str(), child_name1.c_str(), - pool_name1.c_str(), child_name2.c_str()); - - // read from the cache to populate it - rbd_image_t tier_image; - ASSERT_EQ(0, rbd_open(ioctx1, child_name2.c_str(), &tier_image, NULL)); - size_t len = 4 * 1024 * 1024; - char* buf = (char*)malloc(len); - ssize_t size = rbd_read(tier_image, 0, len, buf); - ASSERT_GT(size, 0); - free(buf); - ASSERT_EQ(0, rbd_close(tier_image)); - - ASSERT_EQ(0, clone_image(ioctx1, parent, parent_name.c_str(), "parent_snap", - ioctx2, child_name3.c_str(), features, &order)); - test_list_children(parent, 3, pool_name2.c_str(), child_name1.c_str(), - pool_name1.c_str(), child_name2.c_str(), - pool_name2.c_str(), child_name3.c_str()); - - ASSERT_EQ(0, clone_image(ioctx1, parent, parent_name.c_str(), "parent_snap", - ioctx2, child_name4.c_str(), features, &order)); - test_list_children(parent, 4, pool_name2.c_str(), child_name1.c_str(), - pool_name1.c_str(), child_name2.c_str(), - pool_name2.c_str(), child_name3.c_str(), - pool_name2.c_str(), child_name4.c_str()); - - ASSERT_EQ(0, rbd_remove(ioctx2, child_name1.c_str())); - test_list_children(parent, 3, - pool_name1.c_str(), child_name2.c_str(), - pool_name2.c_str(), child_name3.c_str(), - pool_name2.c_str(), child_name4.c_str()); - - ASSERT_EQ(0, rbd_remove(ioctx2, child_name3.c_str())); - test_list_children(parent, 2, - pool_name1.c_str(), child_name2.c_str(), - pool_name2.c_str(), child_name4.c_str()); - - ASSERT_EQ(0, rbd_remove(ioctx2, child_name4.c_str())); - test_list_children(parent, 1, - pool_name1.c_str(), child_name2.c_str()); - - ASSERT_EQ(0, rbd_remove(ioctx1, child_name2.c_str())); - test_list_children(parent, 0); - - ASSERT_EQ(0, rbd_snap_unprotect(parent, "parent_snap")); - ASSERT_EQ(0, rbd_snap_remove(parent, "parent_snap")); - ASSERT_EQ(0, rbd_close(parent)); - ASSERT_EQ(0, rbd_remove(ioctx1, parent_name.c_str())); - rados_ioctx_destroy(ioctx1); - rados_ioctx_destroy(ioctx2); - cmdstr = "{\"prefix\": \"osd tier remove-overlay\", \"pool\": \"" + - pool_name1 + "\"}"; - cmd[0] = (char *)cmdstr.c_str(); - ASSERT_EQ(0, rados_mon_command(_cluster, (const char **)cmd, 1, "", 0, NULL, 0, NULL, 0)); - cmdstr = "{\"prefix\": \"osd tier remove\", \"pool\": \"" + - pool_name1 + "\", \"tierpool\":\"" + pool_name3 + "\"}"; - cmd[0] = (char *)cmdstr.c_str(); - ASSERT_EQ(0, rados_mon_command(_cluster, (const char **)cmd, 1, "", 0, NULL, 0, NULL, 0)); -} - -TEST_F(TestLibRBD, LockingPP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - { - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - std::string cookie1 = "foo"; - std::string cookie2 = "bar"; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - // no lockers initially - std::list lockers; - std::string tag; - bool exclusive; - ASSERT_EQ(0, image.list_lockers(&lockers, &exclusive, &tag)); - ASSERT_EQ(0u, lockers.size()); - ASSERT_EQ("", tag); - - // exclusive lock is exclusive - ASSERT_EQ(0, image.lock_exclusive(cookie1)); - ASSERT_EQ(-EEXIST, image.lock_exclusive(cookie1)); - ASSERT_EQ(-EBUSY, image.lock_exclusive("")); - ASSERT_EQ(-EEXIST, image.lock_shared(cookie1, "")); - ASSERT_EQ(-EBUSY, image.lock_shared(cookie1, "test")); - ASSERT_EQ(-EBUSY, image.lock_shared("", "test")); - ASSERT_EQ(-EBUSY, image.lock_shared("", "")); - - // list exclusive - ASSERT_EQ(0, image.list_lockers(&lockers, &exclusive, &tag)); - ASSERT_TRUE(exclusive); - ASSERT_EQ("", tag); - ASSERT_EQ(1u, lockers.size()); - ASSERT_EQ(cookie1, lockers.front().cookie); - - // unlock - ASSERT_EQ(-ENOENT, image.unlock("")); - ASSERT_EQ(-ENOENT, image.unlock(cookie2)); - ASSERT_EQ(0, image.unlock(cookie1)); - ASSERT_EQ(-ENOENT, image.unlock(cookie1)); - ASSERT_EQ(0, image.list_lockers(&lockers, &exclusive, &tag)); - ASSERT_EQ(0u, lockers.size()); - - ASSERT_EQ(0, image.lock_shared(cookie1, "")); - ASSERT_EQ(-EEXIST, image.lock_shared(cookie1, "")); - ASSERT_EQ(0, image.lock_shared(cookie2, "")); - ASSERT_EQ(-EEXIST, image.lock_shared(cookie2, "")); - ASSERT_EQ(-EEXIST, image.lock_exclusive(cookie1)); - ASSERT_EQ(-EEXIST, image.lock_exclusive(cookie2)); - ASSERT_EQ(-EBUSY, image.lock_exclusive("")); - ASSERT_EQ(-EBUSY, image.lock_exclusive("test")); - - // list shared - ASSERT_EQ(0, image.list_lockers(&lockers, &exclusive, &tag)); - ASSERT_EQ(2u, lockers.size()); - } - - ioctx.close(); -} - -TEST_F(TestLibRBD, FlushAio) -{ - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - size_t num_aios = 256; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - char test_data[TEST_IO_SIZE + 1]; - size_t i; - for (i = 0; i < TEST_IO_SIZE; ++i) { - test_data[i] = (char) (rand() % (126 - 33) + 33); - } - - rbd_completion_t write_comps[num_aios]; - for (i = 0; i < num_aios; ++i) { - ASSERT_EQ(0, rbd_aio_create_completion(NULL, NULL, &write_comps[i])); - uint64_t offset = rand() % (size - TEST_IO_SIZE); - ASSERT_EQ(0, rbd_aio_write(image, offset, TEST_IO_SIZE, test_data, - write_comps[i])); - } - - rbd_completion_t flush_comp; - ASSERT_EQ(0, rbd_aio_create_completion(NULL, NULL, &flush_comp)); - ASSERT_EQ(0, rbd_aio_flush(image, flush_comp)); - ASSERT_EQ(0, rbd_aio_wait_for_complete(flush_comp)); - ASSERT_EQ(1, rbd_aio_is_complete(flush_comp)); - rbd_aio_release(flush_comp); - - for (i = 0; i < num_aios; ++i) { - ASSERT_EQ(1, rbd_aio_is_complete(write_comps[i])); - rbd_aio_release(write_comps[i]); - } - - ASSERT_PASSED(validate_object_map, image); - ASSERT_EQ(0, rbd_close(image)); - ASSERT_EQ(0, rbd_remove(ioctx, name.c_str())); - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, FlushAioPP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - { - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - const size_t num_aios = 256; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - char test_data[TEST_IO_SIZE + 1]; - size_t i; - for (i = 0; i < TEST_IO_SIZE; ++i) { - test_data[i] = (char) (rand() % (126 - 33) + 33); - } - test_data[TEST_IO_SIZE] = '\0'; - - librbd::RBD::AioCompletion *write_comps[num_aios]; - ceph::bufferlist bls[num_aios]; - for (i = 0; i < num_aios; ++i) { - bls[i].append(test_data, strlen(test_data)); - write_comps[i] = new librbd::RBD::AioCompletion(NULL, NULL); - uint64_t offset = rand() % (size - TEST_IO_SIZE); - ASSERT_EQ(0, image.aio_write(offset, TEST_IO_SIZE, bls[i], - write_comps[i])); - } - - librbd::RBD::AioCompletion *flush_comp = - new librbd::RBD::AioCompletion(NULL, NULL); - ASSERT_EQ(0, image.aio_flush(flush_comp)); - ASSERT_EQ(0, flush_comp->wait_for_complete()); - ASSERT_EQ(1, flush_comp->is_complete()); - flush_comp->release(); - - for (i = 0; i < num_aios; ++i) { - librbd::RBD::AioCompletion *comp = write_comps[i]; - ASSERT_EQ(1, comp->is_complete()); - comp->release(); - } - ASSERT_PASSED(validate_object_map, image); - } - - ioctx.close(); -} - - -int iterate_cb(uint64_t off, size_t len, int exists, void *arg) -{ - //cout << "iterate_cb " << off << "~" << len << std::endl; - interval_set *diff = static_cast *>(arg); - diff->insert(off, len); - return 0; -} - -static int iterate_error_cb(uint64_t off, size_t len, int exists, void *arg) -{ - return -EINVAL; -} - -void scribble(librbd::Image& image, int n, int max, bool skip_discard, - interval_set *exists, - interval_set *what) -{ - uint64_t size; - image.size(&size); - interval_set exists_at_start = *exists; - - for (int i=0; i w; - w.insert(off, len); - - // the zeroed bit no longer exists... - w.intersection_of(*exists); - exists->subtract(w); - - // the bits we discarded are no long written... - interval_set w2 = w; - w2.intersection_of(*what); - what->subtract(w2); - - // except for the extents that existed at the start that we overwrote. - interval_set w3; - w3.insert(off, len); - w3.intersection_of(exists_at_start); - what->union_of(w3); - - } else { - bufferlist bl; - bl.append(buffer::create(len)); - bl.zero(); - ASSERT_EQ((int)len, image.write(off, len, bl)); - interval_set w; - w.insert(off, len); - what->union_of(w); - exists->union_of(w); - } - } -} - -interval_set round_diff_interval(const interval_set& diff, - uint64_t object_size) -{ - if (object_size == 0) { - return diff; - } - - interval_set rounded_diff; - for (interval_set::const_iterator it = diff.begin(); - it != diff.end(); ++it) { - uint64_t off = it.get_start(); - uint64_t len = it.get_len(); - off -= off % object_size; - len += (object_size - (len % object_size)); - interval_set interval; - interval.insert(off, len); - rounded_diff.union_of(interval); - } - return rounded_diff; -} - -template -class DiffIterateTest : public TestLibRBD { -public: - static const uint8_t whole_object = T::whole_object; -}; - -template -class DiffIterateParams { -public: - static const uint8_t whole_object = _whole_object; -}; - -typedef ::testing::Types, - DiffIterateParams > DiffIterateTypes; -TYPED_TEST_CASE(DiffIterateTest, DiffIterateTypes); - -TYPED_TEST(DiffIterateTest, DiffIterate) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, this->_rados.ioctx_create(this->m_pool_name.c_str(), ioctx)); - - bool skip_discard = this->is_skip_partial_discard_enabled(); - - { - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = this->get_temp_image_name(); - uint64_t size = 20 << 20; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - uint64_t object_size = 0; - if (this->whole_object) { - object_size = 1 << order; - } - - interval_set exists; - interval_set one, two; - scribble(image, 10, 102400, skip_discard, &exists, &one); - cout << " wrote " << one << std::endl; - ASSERT_EQ(0, image.snap_create("one")); - scribble(image, 10, 102400, skip_discard, &exists, &two); - - two = round_diff_interval(two, object_size); - cout << " wrote " << two << std::endl; - - interval_set diff; - ASSERT_EQ(0, image.diff_iterate2("one", 0, size, true, this->whole_object, - iterate_cb, (void *)&diff)); - cout << " diff was " << diff << std::endl; - if (!two.subset_of(diff)) { - interval_set i; - i.intersection_of(two, diff); - interval_set l = two; - l.subtract(i); - cout << " ... two - (two*diff) = " << l << std::endl; - } - ASSERT_TRUE(two.subset_of(diff)); - } - ioctx.close(); -} - -struct diff_extent { - diff_extent(uint64_t _offset, uint64_t _length, bool _exists, - uint64_t object_size) : - offset(_offset), length(_length), exists(_exists) - { - if (object_size != 0) { - offset -= offset % object_size; - length = object_size; - } - } - uint64_t offset; - uint64_t length; - bool exists; - bool operator==(const diff_extent& o) const { - return offset == o.offset && length == o.length && exists == o.exists; - } -}; - -ostream& operator<<(ostream & o, const diff_extent& e) { - return o << '(' << e.offset << '~' << e.length << ' ' << (e.exists ? "true" : "false") << ')'; -} - -int vector_iterate_cb(uint64_t off, size_t len, int exists, void *arg) -{ - cout << "iterate_cb " << off << "~" << len << std::endl; - vector *diff = static_cast *>(arg); - diff->push_back(diff_extent(off, len, exists, 0)); - return 0; -} - -TYPED_TEST(DiffIterateTest, DiffIterateDiscard) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, this->_rados.ioctx_create(this->m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = this->get_temp_image_name(); - uint64_t size = 20 << 20; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - uint64_t object_size = 0; - if (this->whole_object) { - object_size = 1 << order; - } - vector extents; - ceph::bufferlist bl; - - ASSERT_EQ(0, image.diff_iterate2(NULL, 0, size, true, this->whole_object, - vector_iterate_cb, (void *) &extents)); - ASSERT_EQ(0u, extents.size()); - - char data[256]; - memset(data, 1, sizeof(data)); - bl.append(data, 256); - ASSERT_EQ(256, image.write(0, 256, bl)); - ASSERT_EQ(0, image.diff_iterate2(NULL, 0, size, true, this->whole_object, - vector_iterate_cb, (void *) &extents)); - ASSERT_EQ(1u, extents.size()); - ASSERT_EQ(diff_extent(0, 256, true, object_size), extents[0]); - - int obj_ofs = 256; - ASSERT_EQ(1 << order, image.discard(0, 1 << order)); - - extents.clear(); - ASSERT_EQ(0, image.diff_iterate2(NULL, 0, size, true, this->whole_object, - vector_iterate_cb, (void *) &extents)); - ASSERT_EQ(0u, extents.size()); - - ASSERT_EQ(0, image.snap_create("snap1")); - ASSERT_EQ(256, image.write(0, 256, bl)); - ASSERT_EQ(0, image.diff_iterate2(NULL, 0, size, true, this->whole_object, - vector_iterate_cb, (void *) &extents)); - ASSERT_EQ(1u, extents.size()); - ASSERT_EQ(diff_extent(0, 256, true, object_size), extents[0]); - ASSERT_EQ(0, image.snap_create("snap2")); - - ASSERT_EQ(obj_ofs, image.discard(0, obj_ofs)); - - extents.clear(); - ASSERT_EQ(0, image.snap_set("snap2")); - ASSERT_EQ(0, image.diff_iterate2("snap1", 0, size, true, this->whole_object, - vector_iterate_cb, (void *) &extents)); - ASSERT_EQ(1u, extents.size()); - ASSERT_EQ(diff_extent(0, 256, true, object_size), extents[0]); - - ASSERT_EQ(0, image.snap_set(NULL)); - ASSERT_EQ(1 << order, image.discard(0, 1 << order)); - ASSERT_EQ(0, image.snap_create("snap3")); - ASSERT_EQ(0, image.snap_set("snap3")); - - extents.clear(); - ASSERT_EQ(0, image.diff_iterate2("snap1", 0, size, true, this->whole_object, - vector_iterate_cb, (void *) &extents)); - ASSERT_EQ(1u, extents.size()); - ASSERT_EQ(diff_extent(0, 256, false, object_size), extents[0]); - ASSERT_PASSED(this->validate_object_map, image); -} - -TYPED_TEST(DiffIterateTest, DiffIterateStress) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, this->_rados.ioctx_create(this->m_pool_name.c_str(), ioctx)); - - bool skip_discard = this->is_skip_partial_discard_enabled(); - - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = this->get_temp_image_name(); - uint64_t size = 400 << 20; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - uint64_t object_size = 0; - if (this->whole_object) { - object_size = 1 << order; - } - - interval_set curexists; - vector > wrote; - vector > exists; - vector snap; - int n = 20; - for (int i=0; i w; - scribble(image, 10, 8192000, skip_discard, &curexists, &w); - cout << " i=" << i << " exists " << curexists << " wrote " << w << std::endl; - string s = "snap" + stringify(i); - ASSERT_EQ(0, image.snap_create(s.c_str())); - wrote.push_back(w); - exists.push_back(curexists); - snap.push_back(s); - } - - for (int h=0; h diff, actual, uex; - for (int k=i+1; k<=j; k++) - diff.union_of(wrote[k]); - cout << "from " << i << " to " - << (h != 0 ? string("HEAD") : stringify(j)) << " diff " - << round_diff_interval(diff, object_size) << std::endl; - - // limit to extents that exists both at the beginning and at the end - uex.union_of(exists[i], exists[j]); - diff.intersection_of(uex); - diff = round_diff_interval(diff, object_size); - cout << " limited diff " << diff << std::endl; - - ASSERT_EQ(0, image.snap_set(h==0 ? snap[j].c_str() : NULL)); - ASSERT_EQ(0, image.diff_iterate2(snap[i].c_str(), 0, size, true, - this->whole_object, iterate_cb, - (void *)&actual)); - cout << " actual was " << actual << std::endl; - if (!diff.subset_of(actual)) { - interval_set i; - i.intersection_of(diff, actual); - interval_set l = diff; - l.subtract(i); - cout << " ... diff - (actual*diff) = " << l << std::endl; - } - ASSERT_TRUE(diff.subset_of(actual)); - } - } - ASSERT_EQ(0, image.snap_set(NULL)); - ASSERT_EQ(0, image.snap_remove(snap[n-h-1].c_str())); - } - - ASSERT_PASSED(this->validate_object_map, image); -} - -TYPED_TEST(DiffIterateTest, DiffIterateRegression6926) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, this->_rados.ioctx_create(this->m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = this->get_temp_image_name(); - uint64_t size = 20 << 20; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - uint64_t object_size = 0; - if (this->whole_object) { - object_size = 1 << order; - } - vector extents; - ceph::bufferlist bl; - - ASSERT_EQ(0, image.diff_iterate2(NULL, 0, size, true, this->whole_object, - vector_iterate_cb, (void *) &extents)); - ASSERT_EQ(0u, extents.size()); - - ASSERT_EQ(0, image.snap_create("snap1")); - char data[256]; - memset(data, 1, sizeof(data)); - bl.append(data, 256); - ASSERT_EQ(256, image.write(0, 256, bl)); - - extents.clear(); - ASSERT_EQ(0, image.diff_iterate2(NULL, 0, size, true, this->whole_object, - vector_iterate_cb, (void *) &extents)); - ASSERT_EQ(1u, extents.size()); - ASSERT_EQ(diff_extent(0, 256, true, object_size), extents[0]); - - ASSERT_EQ(0, image.snap_set("snap1")); - extents.clear(); - ASSERT_EQ(0, image.diff_iterate2(NULL, 0, size, true, this->whole_object, - vector_iterate_cb, (void *) &extents)); - ASSERT_EQ(static_cast(0), extents.size()); -} - -TYPED_TEST(DiffIterateTest, DiffIterateIgnoreParent) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING); - - librados::IoCtx ioctx; - ASSERT_EQ(0, this->_rados.ioctx_create(this->m_pool_name.c_str(), ioctx)); - - bool skip_discard = this->is_skip_partial_discard_enabled(); - - librbd::RBD rbd; - librbd::Image image; - std::string name = this->get_temp_image_name(); - uint64_t size = 20 << 20; - int order = 0; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - uint64_t object_size = 0; - if (this->whole_object) { - object_size = 1 << order; - } - - bufferlist bl; - bl.append(buffer::create(size)); - bl.zero(); - interval_set one; - one.insert(0, size); - ASSERT_EQ((int)size, image.write(0, size, bl)); - ASSERT_EQ(0, image.snap_create("one")); - ASSERT_EQ(0, image.snap_protect("one")); - - std::string clone_name = this->get_temp_image_name(); - ASSERT_EQ(0, rbd.clone(ioctx, name.c_str(), "one", ioctx, clone_name.c_str(), - RBD_FEATURE_LAYERING, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, clone_name.c_str(), NULL)); - - interval_set exists; - interval_set two; - scribble(image, 10, 102400, skip_discard, &exists, &two); - two = round_diff_interval(two, object_size); - cout << " wrote " << two << " to clone" << std::endl; - - interval_set diff; - ASSERT_EQ(0, image.diff_iterate2(NULL, 0, size, false, this->whole_object, - iterate_cb, (void *)&diff)); - cout << " diff was " << diff << std::endl; - if (!this->whole_object) { - ASSERT_FALSE(one.subset_of(diff)); - } - ASSERT_TRUE(two.subset_of(diff)); -} - -TYPED_TEST(DiffIterateTest, DiffIterateCallbackError) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, this->_rados.ioctx_create(this->m_pool_name.c_str(), ioctx)); - - bool skip_discard = this->is_skip_partial_discard_enabled(); - - { - librbd::RBD rbd; - librbd::Image image; - int order = 0; - std::string name = this->get_temp_image_name(); - uint64_t size = 20 << 20; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - interval_set exists; - interval_set one; - scribble(image, 10, 102400, skip_discard, &exists, &one); - cout << " wrote " << one << std::endl; - - interval_set diff; - ASSERT_EQ(-EINVAL, image.diff_iterate2(NULL, 0, size, true, - this->whole_object, - iterate_error_cb, NULL)); - } - ioctx.close(); -} - -TYPED_TEST(DiffIterateTest, DiffIterateParentDiscard) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING); - - librados::IoCtx ioctx; - ASSERT_EQ(0, this->_rados.ioctx_create(this->m_pool_name.c_str(), ioctx)); - - bool skip_discard = this->is_skip_partial_discard_enabled(); - - librbd::RBD rbd; - librbd::Image image; - std::string name = this->get_temp_image_name(); - uint64_t size = 20 << 20; - int order = 0; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - uint64_t object_size = 0; - if (this->whole_object) { - object_size = 1 << order; - } - - interval_set exists; - interval_set one; - scribble(image, 10, 102400, skip_discard, &exists, &one); - ASSERT_EQ(0, image.snap_create("one")); - - ASSERT_EQ(1 << order, image.discard(0, 1 << order)); - ASSERT_EQ(0, image.snap_create("two")); - ASSERT_EQ(0, image.snap_protect("two")); - exists.clear(); - one.clear(); - - std::string clone_name = this->get_temp_image_name(); - ASSERT_EQ(0, rbd.clone(ioctx, name.c_str(), "two", ioctx, - clone_name.c_str(), RBD_FEATURE_LAYERING, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, clone_name.c_str(), NULL)); - - interval_set two; - scribble(image, 10, 102400, skip_discard, &exists, &two); - two = round_diff_interval(two, object_size); - - interval_set diff; - ASSERT_EQ(0, image.diff_iterate2(NULL, 0, size, true, this->whole_object, - iterate_cb, (void *)&diff)); - ASSERT_TRUE(two.subset_of(diff)); -} - -TEST_F(TestLibRBD, ZeroLengthWrite) -{ - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - char read_data[1]; - ASSERT_EQ(0, rbd_write(image, 0, 0, NULL)); - ASSERT_EQ(1, rbd_read(image, 0, 1, read_data)); - ASSERT_EQ('\0', read_data[0]); - - ASSERT_PASSED(validate_object_map, image); - ASSERT_EQ(0, rbd_close(image)); - - rados_ioctx_destroy(ioctx); -} - - -TEST_F(TestLibRBD, ZeroLengthDiscard) -{ - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - const char data[] = "blah"; - char read_data[sizeof(data)]; - ASSERT_EQ((int)strlen(data), rbd_write(image, 0, strlen(data), data)); - ASSERT_EQ(0, rbd_discard(image, 0, 0)); - ASSERT_EQ((int)strlen(data), rbd_read(image, 0, strlen(data), read_data)); - ASSERT_EQ(0, memcmp(data, read_data, strlen(data))); - - ASSERT_PASSED(validate_object_map, image); - ASSERT_EQ(0, rbd_close(image)); - - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, ZeroLengthRead) -{ - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - char read_data[1]; - ASSERT_EQ(0, rbd_read(image, 0, 0, read_data)); - - ASSERT_EQ(0, rbd_close(image)); - - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, LargeCacheRead) -{ - std::string config_value; - ASSERT_EQ(0, _rados.conf_get("rbd_cache", config_value)); - if (config_value == "false") { - std::cout << "SKIPPING due to disabled cache" << std::endl; - return; - } - - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - uint32_t new_cache_size = 1 << 20; - std::string orig_cache_size; - ASSERT_EQ(0, _rados.conf_get("rbd_cache_size", orig_cache_size)); - ASSERT_EQ(0, _rados.conf_set("rbd_cache_size", - stringify(new_cache_size).c_str())); - ASSERT_EQ(0, _rados.conf_get("rbd_cache_size", config_value)); - ASSERT_EQ(stringify(new_cache_size), config_value); - BOOST_SCOPE_EXIT( (orig_cache_size) ) { - ASSERT_EQ(0, _rados.conf_set("rbd_cache_size", orig_cache_size.c_str())); - } BOOST_SCOPE_EXIT_END; - - rbd_image_t image; - int order = 21; - std::string name = get_temp_image_name(); - uint64_t size = 1 << order; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - std::string buffer(1 << order, '1'); - - ASSERT_EQ(static_cast(buffer.size()), - rbd_write(image, 0, buffer.size(), buffer.c_str())); - - ASSERT_EQ(0, rbd_invalidate_cache(image)); - - ASSERT_EQ(static_cast(buffer.size()), - rbd_read(image, 0, buffer.size(), &buffer[0])); - - ASSERT_EQ(0, rbd_close(image)); - - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, TestPendingAio) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING); - - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - bool old_format; - uint64_t features; - rbd_image_t image; - int order = 0; - - ASSERT_EQ(0, get_features(&old_format, &features)); - ASSERT_FALSE(old_format); - - std::string name = get_temp_image_name(); - - uint64_t size = 4 << 20; - ASSERT_EQ(0, create_image_full(ioctx, name.c_str(), size, &order, - false, features)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - char test_data[TEST_IO_SIZE]; - for (size_t i = 0; i < TEST_IO_SIZE; ++i) { - test_data[i] = (char) (rand() % (126 - 33) + 33); - } - - size_t num_aios = 256; - rbd_completion_t comps[num_aios]; - for (size_t i = 0; i < num_aios; ++i) { - ASSERT_EQ(0, rbd_aio_create_completion(NULL, NULL, &comps[i])); - uint64_t offset = rand() % (size - TEST_IO_SIZE); - ASSERT_EQ(0, rbd_aio_write(image, offset, TEST_IO_SIZE, test_data, - comps[i])); - } - for (size_t i = 0; i < num_aios; ++i) { - ASSERT_EQ(0, rbd_aio_wait_for_complete(comps[i])); - rbd_aio_release(comps[i]); - } - ASSERT_EQ(0, rbd_invalidate_cache(image)); - - for (size_t i = 0; i < num_aios; ++i) { - ASSERT_EQ(0, rbd_aio_create_completion(NULL, NULL, &comps[i])); - uint64_t offset = rand() % (size - TEST_IO_SIZE); - ASSERT_LE(0, rbd_aio_read(image, offset, TEST_IO_SIZE, test_data, - comps[i])); - } - - ASSERT_PASSED(validate_object_map, image); - ASSERT_EQ(0, rbd_close(image)); - for (size_t i = 0; i < num_aios; ++i) { - ASSERT_EQ(1, rbd_aio_is_complete(comps[i])); - rbd_aio_release(comps[i]); - } - - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, Flatten) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string parent_name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, parent_name.c_str(), size, &order)); - - librbd::Image parent_image; - ASSERT_EQ(0, rbd.open(ioctx, parent_image, parent_name.c_str(), NULL)); - - bufferlist bl; - bl.append(std::string(4096, '1')); - ASSERT_EQ((ssize_t)bl.length(), parent_image.write(0, bl.length(), bl)); - - ASSERT_EQ(0, parent_image.snap_create("snap1")); - ASSERT_EQ(0, parent_image.snap_protect("snap1")); - - uint64_t features; - ASSERT_EQ(0, parent_image.features(&features)); - - std::string clone_name = get_temp_image_name(); - EXPECT_EQ(0, rbd.clone(ioctx, parent_name.c_str(), "snap1", ioctx, - clone_name.c_str(), features, &order)); - - librbd::Image clone_image; - ASSERT_EQ(0, rbd.open(ioctx, clone_image, clone_name.c_str(), NULL)); - ASSERT_EQ(0, clone_image.flatten()); - - librbd::RBD::AioCompletion *read_comp = - new librbd::RBD::AioCompletion(NULL, NULL); - bufferlist read_bl; - clone_image.aio_read(0, bl.length(), read_bl, read_comp); - ASSERT_EQ(0, read_comp->wait_for_complete()); - ASSERT_EQ((ssize_t)bl.length(), read_comp->get_return_value()); - read_comp->release(); - ASSERT_TRUE(bl.contents_equal(read_bl)); - - ASSERT_PASSED(validate_object_map, clone_image); -} - -TEST_F(TestLibRBD, SnapshotLimit) -{ - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - uint64_t limit; - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - ASSERT_EQ(0, rbd_snap_get_limit(image, &limit)); - ASSERT_EQ(UINT64_MAX, limit); - ASSERT_EQ(0, rbd_snap_set_limit(image, 2)); - ASSERT_EQ(0, rbd_snap_get_limit(image, &limit)); - ASSERT_EQ(2U, limit); - - ASSERT_EQ(0, rbd_snap_create(image, "snap1")); - ASSERT_EQ(0, rbd_snap_create(image, "snap2")); - ASSERT_EQ(-EDQUOT, rbd_snap_create(image, "snap3")); - ASSERT_EQ(0, rbd_snap_set_limit(image, UINT64_MAX)); - ASSERT_EQ(0, rbd_snap_create(image, "snap3")); - ASSERT_EQ(0, rbd_close(image)); - - rados_ioctx_destroy(ioctx); -} - - -TEST_F(TestLibRBD, SnapshotLimitPP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - { - librbd::RBD rbd; - librbd::Image image; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - uint64_t limit; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - ASSERT_EQ(0, image.snap_get_limit(&limit)); - ASSERT_EQ(UINT64_MAX, limit); - ASSERT_EQ(0, image.snap_set_limit(2)); - ASSERT_EQ(0, image.snap_get_limit(&limit)); - ASSERT_EQ(2U, limit); - - ASSERT_EQ(0, image.snap_create("snap1")); - ASSERT_EQ(0, image.snap_create("snap2")); - ASSERT_EQ(-EDQUOT, image.snap_create("snap3")); - ASSERT_EQ(0, image.snap_set_limit(UINT64_MAX)); - ASSERT_EQ(0, image.snap_create("snap3")); - } - - ioctx.close(); -} - -TEST_F(TestLibRBD, RebuildObjectMapViaLockOwner) -{ - REQUIRE_FEATURE(RBD_FEATURE_EXCLUSIVE_LOCK | RBD_FEATURE_OBJECT_MAP); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - std::string object_map_oid; - { - librbd::Image image; - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - std::string image_id; - ASSERT_EQ(0, get_image_id(image, &image_id)); - object_map_oid = RBD_OBJECT_MAP_PREFIX + image_id; - } - - // corrupt the object map - bufferlist bl; - bl.append("foo"); - ASSERT_EQ(0, ioctx.write(object_map_oid, bl, bl.length(), 0)); - - librbd::Image image1; - ASSERT_EQ(0, rbd.open(ioctx, image1, name.c_str(), NULL)); - - bool lock_owner; - bl.clear(); - ASSERT_EQ(0, image1.write(0, 0, bl)); - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); - - uint64_t flags; - ASSERT_EQ(0, image1.get_flags(&flags)); - ASSERT_TRUE((flags & RBD_FLAG_OBJECT_MAP_INVALID) != 0); - - librbd::Image image2; - ASSERT_EQ(0, rbd.open(ioctx, image2, name.c_str(), NULL)); - ASSERT_EQ(0, image2.is_exclusive_lock_owner(&lock_owner)); - ASSERT_FALSE(lock_owner); - - PrintProgress prog_ctx; - ASSERT_EQ(0, image2.rebuild_object_map(prog_ctx)); - ASSERT_PASSED(validate_object_map, image1); - ASSERT_PASSED(validate_object_map, image2); -} - -TEST_F(TestLibRBD, RenameViaLockOwner) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING | RBD_FEATURE_EXCLUSIVE_LOCK); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image1; - ASSERT_EQ(0, rbd.open(ioctx, image1, name.c_str(), NULL)); - - bufferlist bl; - ASSERT_EQ(0, image1.write(0, 0, bl)); - - bool lock_owner; - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); - - std::string new_name = get_temp_image_name(); - ASSERT_EQ(0, rbd.rename(ioctx, name.c_str(), new_name.c_str())); - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); - - librbd::Image image2; - ASSERT_EQ(0, rbd.open(ioctx, image2, new_name.c_str(), NULL)); -} - -TEST_F(TestLibRBD, SnapCreateViaLockOwner) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING | RBD_FEATURE_EXCLUSIVE_LOCK); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image1; - ASSERT_EQ(0, rbd.open(ioctx, image1, name.c_str(), NULL)); - - // switch to writeback cache - ASSERT_EQ(0, image1.flush()); - - bufferlist bl; - bl.append(std::string(4096, '1')); - ASSERT_EQ((ssize_t)bl.length(), image1.write(0, bl.length(), bl)); - - bool lock_owner; - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); - - librbd::Image image2; - ASSERT_EQ(0, rbd.open(ioctx, image2, name.c_str(), NULL)); - - ASSERT_EQ(0, image2.is_exclusive_lock_owner(&lock_owner)); - ASSERT_FALSE(lock_owner); - - ASSERT_EQ(0, image2.snap_create("snap1")); - bool exists; - ASSERT_EQ(0, image1.snap_exists2("snap1", &exists)); - ASSERT_TRUE(exists); - ASSERT_EQ(0, image2.snap_exists2("snap1", &exists)); - ASSERT_TRUE(exists); - - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); -} - -TEST_F(TestLibRBD, SnapRemoveViaLockOwner) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING | RBD_FEATURE_EXCLUSIVE_LOCK); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image1; - ASSERT_EQ(0, rbd.open(ioctx, image1, name.c_str(), NULL)); - - bufferlist bl; - ASSERT_EQ(0, image1.write(0, 0, bl)); - ASSERT_EQ(0, image1.snap_create("snap1")); - - bool lock_owner; - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); - - librbd::Image image2; - ASSERT_EQ(0, rbd.open(ioctx, image2, name.c_str(), NULL)); - - ASSERT_EQ(0, image2.is_exclusive_lock_owner(&lock_owner)); - ASSERT_FALSE(lock_owner); - - ASSERT_EQ(0, image2.snap_remove("snap1")); - bool exists; - ASSERT_EQ(0, image1.snap_exists2("snap1", &exists)); - ASSERT_FALSE(exists); - ASSERT_EQ(0, image2.snap_exists2("snap1", &exists)); - ASSERT_FALSE(exists); - - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); -} - -TEST_F(TestLibRBD, SnapRemove2) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image1; - ASSERT_EQ(0, rbd.open(ioctx, image1, name.c_str(), NULL)); - - bufferlist bl; - ASSERT_EQ(0, image1.write(0, 0, bl)); - ASSERT_EQ(0, image1.snap_create("snap1")); - bool exists; - ASSERT_EQ(0, image1.snap_exists2("snap1", &exists)); - ASSERT_TRUE(exists); - ASSERT_EQ(0, image1.snap_protect("snap1")); - bool is_protected; - ASSERT_EQ(0, image1.snap_is_protected("snap1", &is_protected)); - ASSERT_TRUE(is_protected); - - uint64_t features; - ASSERT_EQ(0, image1.features(&features)); - - std::string child_name = get_temp_image_name(); - EXPECT_EQ(0, rbd.clone(ioctx, name.c_str(), "snap1", ioctx, - child_name.c_str(), features, &order)); - - ASSERT_EQ(0, image1.snap_exists2("snap1", &exists)); - ASSERT_TRUE(exists); - ASSERT_EQ(0, image1.snap_is_protected("snap1", &is_protected)); - ASSERT_TRUE(is_protected); - - ASSERT_EQ(-EBUSY, image1.snap_remove("snap1")); - PrintProgress pp; - ASSERT_EQ(0, image1.snap_remove2("snap1", RBD_SNAP_REMOVE_FORCE, pp)); - ASSERT_EQ(0, image1.snap_exists2("snap1", &exists)); - ASSERT_FALSE(exists); -} - -TEST_F(TestLibRBD, SnapRenameViaLockOwner) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING | RBD_FEATURE_EXCLUSIVE_LOCK); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image1; - ASSERT_EQ(0, rbd.open(ioctx, image1, name.c_str(), NULL)); - - bufferlist bl; - ASSERT_EQ(0, image1.write(0, 0, bl)); - ASSERT_EQ(0, image1.snap_create("snap1")); - - bool lock_owner; - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); - - librbd::Image image2; - ASSERT_EQ(0, rbd.open(ioctx, image2, name.c_str(), NULL)); - - ASSERT_EQ(0, image2.is_exclusive_lock_owner(&lock_owner)); - ASSERT_FALSE(lock_owner); - - ASSERT_EQ(0, image2.snap_rename("snap1", "snap1-rename")); - bool exists; - ASSERT_EQ(0, image1.snap_exists2("snap1-rename", &exists)); - ASSERT_TRUE(exists); - ASSERT_EQ(0, image2.snap_exists2("snap1-rename", &exists)); - ASSERT_TRUE(exists); - - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); -} - -TEST_F(TestLibRBD, SnapProtectViaLockOwner) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING | RBD_FEATURE_EXCLUSIVE_LOCK); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image1; - ASSERT_EQ(0, rbd.open(ioctx, image1, name.c_str(), NULL)); - - bufferlist bl; - ASSERT_EQ(0, image1.write(0, 0, bl)); - - bool lock_owner; - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); - ASSERT_EQ(0, image1.snap_create("snap1")); - - librbd::Image image2; - ASSERT_EQ(0, rbd.open(ioctx, image2, name.c_str(), NULL)); - - ASSERT_EQ(0, image2.is_exclusive_lock_owner(&lock_owner)); - ASSERT_FALSE(lock_owner); - - ASSERT_EQ(0, image2.snap_protect("snap1")); - bool is_protected; - ASSERT_EQ(0, image2.snap_is_protected("snap1", &is_protected)); - ASSERT_TRUE(is_protected); - ASSERT_EQ(0, image1.snap_is_protected("snap1", &is_protected)); - ASSERT_TRUE(is_protected); - - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); -} - -TEST_F(TestLibRBD, SnapUnprotectViaLockOwner) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING | RBD_FEATURE_EXCLUSIVE_LOCK); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image1; - ASSERT_EQ(0, rbd.open(ioctx, image1, name.c_str(), NULL)); - - bufferlist bl; - ASSERT_EQ(0, image1.write(0, 0, bl)); - - bool lock_owner; - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); - ASSERT_EQ(0, image1.snap_create("snap1")); - ASSERT_EQ(0, image1.snap_protect("snap1")); - bool is_protected; - ASSERT_EQ(0, image1.snap_is_protected("snap1", &is_protected)); - ASSERT_TRUE(is_protected); - - librbd::Image image2; - ASSERT_EQ(0, rbd.open(ioctx, image2, name.c_str(), NULL)); - - ASSERT_EQ(0, image2.is_exclusive_lock_owner(&lock_owner)); - ASSERT_FALSE(lock_owner); - - ASSERT_EQ(0, image2.snap_unprotect("snap1")); - ASSERT_EQ(0, image2.snap_is_protected("snap1", &is_protected)); - ASSERT_FALSE(is_protected); - ASSERT_EQ(0, image1.snap_is_protected("snap1", &is_protected)); - ASSERT_FALSE(is_protected); - - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); -} - -TEST_F(TestLibRBD, FlattenViaLockOwner) -{ - REQUIRE_FEATURE(RBD_FEATURE_EXCLUSIVE_LOCK); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string parent_name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, parent_name.c_str(), size, &order)); - - librbd::Image parent_image; - ASSERT_EQ(0, rbd.open(ioctx, parent_image, parent_name.c_str(), NULL)); - ASSERT_EQ(0, parent_image.snap_create("snap1")); - ASSERT_EQ(0, parent_image.snap_protect("snap1")); - - uint64_t features; - ASSERT_EQ(0, parent_image.features(&features)); - - std::string name = get_temp_image_name(); - EXPECT_EQ(0, rbd.clone(ioctx, parent_name.c_str(), "snap1", ioctx, - name.c_str(), features, &order)); - - librbd::Image image1; - ASSERT_EQ(0, rbd.open(ioctx, image1, name.c_str(), NULL)); - - bufferlist bl; - ASSERT_EQ(0, image1.write(0, 0, bl)); - - bool lock_owner; - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); - - librbd::Image image2; - ASSERT_EQ(0, rbd.open(ioctx, image2, name.c_str(), NULL)); - - ASSERT_EQ(0, image2.is_exclusive_lock_owner(&lock_owner)); - ASSERT_FALSE(lock_owner); - - ASSERT_EQ(0, image2.flatten()); - - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); - ASSERT_PASSED(validate_object_map, image1); -} - -TEST_F(TestLibRBD, ResizeViaLockOwner) -{ - REQUIRE_FEATURE(RBD_FEATURE_EXCLUSIVE_LOCK); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image1; - ASSERT_EQ(0, rbd.open(ioctx, image1, name.c_str(), NULL)); - - bufferlist bl; - ASSERT_EQ(0, image1.write(0, 0, bl)); - - bool lock_owner; - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); - - librbd::Image image2; - ASSERT_EQ(0, rbd.open(ioctx, image2, name.c_str(), NULL)); - - ASSERT_EQ(0, image2.is_exclusive_lock_owner(&lock_owner)); - ASSERT_FALSE(lock_owner); - - ASSERT_EQ(0, image2.resize(0)); - - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); - ASSERT_PASSED(validate_object_map, image1); -} - -TEST_F(TestLibRBD, ObjectMapConsistentSnap) -{ - REQUIRE_FEATURE(RBD_FEATURE_OBJECT_MAP); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - uint64_t size = 1 << 20; - int order = 12; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image1; - ASSERT_EQ(0, rbd.open(ioctx, image1, name.c_str(), NULL)); - - int num_snaps = 10; - for (int i = 0; i < num_snaps; ++i) { - std::string snap_name = "snap" + stringify(i); - ASSERT_EQ(0, image1.snap_create(snap_name.c_str())); - } - - - thread writer([&image1](){ - librbd::image_info_t info; - int r = image1.stat(info, sizeof(info)); - assert(r == 0); - bufferlist bl; - bl.append("foo"); - for (unsigned i = 0; i < info.num_objs; ++i) { - r = image1.write((1 << info.order) * i, bl.length(), bl); - assert(r == (int) bl.length()); - } - }); - writer.join(); - - for (int i = 0; i < num_snaps; ++i) { - std::string snap_name = "snap" + stringify(i); - ASSERT_EQ(0, image1.snap_set(snap_name.c_str())); - ASSERT_PASSED(validate_object_map, image1); - } - - ASSERT_EQ(0, image1.snap_set(NULL)); - ASSERT_PASSED(validate_object_map, image1); -} - -void memset_rand(char *buf, size_t len) { - for (size_t i = 0; i < len; ++i) { - buf[i] = (char) (rand() % (126 - 33) + 33); - } -} - -TEST_F(TestLibRBD, Metadata) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING); - - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - - rbd_image_t image; - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - rbd_image_t image1; - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image1, NULL)); - - char keys[1024]; - char vals[1024]; - size_t keys_len = sizeof(keys); - size_t vals_len = sizeof(vals); - - memset_rand(keys, keys_len); - memset_rand(vals, vals_len); - - ASSERT_EQ(0, rbd_metadata_list(image, "", 0, keys, &keys_len, vals, - &vals_len)); - ASSERT_EQ(0U, keys_len); - ASSERT_EQ(0U, vals_len); - - char value[1024]; - size_t value_len = sizeof(value); - memset_rand(value, value_len); - - ASSERT_EQ(0, rbd_metadata_set(image1, "key1", "value1")); - ASSERT_EQ(0, rbd_metadata_set(image1, "key2", "value2")); - ASSERT_EQ(0, rbd_metadata_get(image1, "key1", value, &value_len)); - ASSERT_STREQ(value, "value1"); - value_len = 1; - ASSERT_EQ(-ERANGE, rbd_metadata_get(image1, "key1", value, &value_len)); - ASSERT_EQ(value_len, strlen("value1") + 1); - - ASSERT_EQ(-ERANGE, rbd_metadata_list(image1, "", 0, keys, &keys_len, vals, - &vals_len)); - keys_len = sizeof(keys); - vals_len = sizeof(vals); - memset_rand(keys, keys_len); - memset_rand(vals, vals_len); - ASSERT_EQ(0, rbd_metadata_list(image1, "", 0, keys, &keys_len, vals, - &vals_len)); - ASSERT_EQ(keys_len, strlen("key1") + 1 + strlen("key2") + 1); - ASSERT_EQ(vals_len, strlen("value1") + 1 + strlen("value2") + 1); - ASSERT_STREQ(keys, "key1"); - ASSERT_STREQ(keys + strlen(keys) + 1, "key2"); - ASSERT_STREQ(vals, "value1"); - ASSERT_STREQ(vals + strlen(vals) + 1, "value2"); - - ASSERT_EQ(0, rbd_metadata_remove(image1, "key1")); - ASSERT_EQ(-ENOENT, rbd_metadata_remove(image1, "key3")); - value_len = sizeof(value); - ASSERT_EQ(-ENOENT, rbd_metadata_get(image1, "key3", value, &value_len)); - ASSERT_EQ(0, rbd_metadata_list(image1, "", 0, keys, &keys_len, vals, - &vals_len)); - ASSERT_EQ(keys_len, strlen("key2") + 1); - ASSERT_EQ(vals_len, strlen("value2") + 1); - ASSERT_STREQ(keys, "key2"); - ASSERT_STREQ(vals, "value2"); - - // test config setting - ASSERT_EQ(0, rbd_metadata_set(image1, "conf_rbd_cache", "false")); - ASSERT_EQ(-EINVAL, rbd_metadata_set(image1, "conf_rbd_cache", "INVALID_VAL")); - ASSERT_EQ(0, rbd_metadata_remove(image1, "conf_rbd_cache")); - - // test metadata with snapshot adding - ASSERT_EQ(0, rbd_snap_create(image1, "snap1")); - ASSERT_EQ(0, rbd_snap_protect(image1, "snap1")); - ASSERT_EQ(0, rbd_snap_set(image1, "snap1")); - - ASSERT_EQ(0, rbd_metadata_set(image1, "key1", "value1")); - ASSERT_EQ(0, rbd_metadata_set(image1, "key3", "value3")); - - keys_len = sizeof(keys); - vals_len = sizeof(vals); - memset_rand(keys, keys_len); - memset_rand(vals, vals_len); - ASSERT_EQ(0, rbd_metadata_list(image1, "", 0, keys, &keys_len, vals, - &vals_len)); - ASSERT_EQ(keys_len, - strlen("key1") + 1 + strlen("key2") + 1 + strlen("key3") + 1); - ASSERT_EQ(vals_len, - strlen("value1") + 1 + strlen("value2") + 1 + strlen("value3") + 1); - ASSERT_STREQ(keys, "key1"); - ASSERT_STREQ(keys + strlen("key1") + 1, "key2"); - ASSERT_STREQ(keys + strlen("key1") + 1 + strlen("key2") + 1, "key3"); - ASSERT_STREQ(vals, "value1"); - ASSERT_STREQ(vals + strlen("value1") + 1, "value2"); - ASSERT_STREQ(vals + strlen("value1") + 1 + strlen("value2") + 1, "value3"); - - ASSERT_EQ(0, rbd_snap_set(image1, NULL)); - keys_len = sizeof(keys); - vals_len = sizeof(vals); - memset_rand(keys, keys_len); - memset_rand(vals, vals_len); - ASSERT_EQ(0, rbd_metadata_list(image1, "", 0, keys, &keys_len, vals, - &vals_len)); - ASSERT_EQ(keys_len, - strlen("key1") + 1 + strlen("key2") + 1 + strlen("key3") + 1); - ASSERT_EQ(vals_len, - strlen("value1") + 1 + strlen("value2") + 1 + strlen("value3") + 1); - ASSERT_STREQ(keys, "key1"); - ASSERT_STREQ(keys + strlen("key1") + 1, "key2"); - ASSERT_STREQ(keys + strlen("key1") + 1 + strlen("key2") + 1, "key3"); - ASSERT_STREQ(vals, "value1"); - ASSERT_STREQ(vals + strlen("value1") + 1, "value2"); - ASSERT_STREQ(vals + strlen("value1") + 1 + strlen("value2") + 1, "value3"); - - // test metadata with cloning - uint64_t features; - ASSERT_EQ(0, rbd_get_features(image1, &features)); - - string cname = get_temp_image_name(); - EXPECT_EQ(0, rbd_clone(ioctx, name.c_str(), "snap1", ioctx, - cname.c_str(), features, &order)); - rbd_image_t image2; - ASSERT_EQ(0, rbd_open(ioctx, cname.c_str(), &image2, NULL)); - ASSERT_EQ(0, rbd_metadata_set(image2, "key4", "value4")); - - keys_len = sizeof(keys); - vals_len = sizeof(vals); - memset_rand(keys, keys_len); - memset_rand(vals, vals_len); - ASSERT_EQ(0, rbd_metadata_list(image2, "", 0, keys, &keys_len, vals, - &vals_len)); - ASSERT_EQ(keys_len, strlen("key1") + 1 + strlen("key2") + 1 + strlen("key3") + - 1 + strlen("key4") + 1); - ASSERT_EQ(vals_len, strlen("value1") + 1 + strlen("value2") + 1 + - strlen("value3") + 1 + strlen("value4") + 1); - ASSERT_STREQ(keys + strlen("key1") + 1 + strlen("key2") + 1 + strlen("key3") + - 1, "key4"); - ASSERT_STREQ(vals + strlen("value1") + 1 + strlen("value2") + 1 + - strlen("value3") + 1, "value4"); - - ASSERT_EQ(0, rbd_metadata_list(image1, "", 0, keys, &keys_len, vals, - &vals_len)); - ASSERT_EQ(keys_len, - strlen("key1") + 1 + strlen("key2") + 1 + strlen("key3") + 1); - ASSERT_EQ(vals_len, - strlen("value1") + 1 + strlen("value2") + 1 + strlen("value3") + 1); - ASSERT_EQ(-ENOENT, rbd_metadata_get(image1, "key4", value, &value_len)); - - // test short buffer cases - keys_len = strlen("key1") + 1; - vals_len = strlen("value1") + 1; - memset_rand(keys, keys_len); - memset_rand(vals, vals_len); - ASSERT_EQ(0, rbd_metadata_list(image2, "", 1, keys, &keys_len, vals, - &vals_len)); - ASSERT_EQ(keys_len, strlen("key1") + 1); - ASSERT_EQ(vals_len, strlen("value1") + 1); - ASSERT_STREQ(keys, "key1"); - ASSERT_STREQ(vals, "value1"); - - ASSERT_EQ(-ERANGE, rbd_metadata_list(image2, "", 2, keys, &keys_len, vals, - &vals_len)); - ASSERT_EQ(keys_len, strlen("key1") + 1 + strlen("key2") + 1); - ASSERT_EQ(vals_len, strlen("value1") + 1 + strlen("value2") + 1); - - ASSERT_EQ(-ERANGE, rbd_metadata_list(image2, "", 0, keys, &keys_len, vals, - &vals_len)); - ASSERT_EQ(keys_len, strlen("key1") + 1 + strlen("key2") + 1 + strlen("key3") + - 1 + strlen("key4") + 1); - ASSERT_EQ(vals_len, strlen("value1") + 1 + strlen("value2") + 1 + - strlen("value3") + 1 + strlen("value4") + 1); - - // test `start` param - keys_len = sizeof(keys); - vals_len = sizeof(vals); - memset_rand(keys, keys_len); - memset_rand(vals, vals_len); - ASSERT_EQ(0, rbd_metadata_list(image2, "key2", 0, keys, &keys_len, vals, - &vals_len)); - ASSERT_EQ(keys_len, strlen("key3") + 1 + strlen("key4") + 1); - ASSERT_EQ(vals_len, strlen("value3") + 1 + strlen("value4") + 1); - ASSERT_STREQ(keys, "key3"); - ASSERT_STREQ(vals, "value3"); - - ASSERT_EQ(0, rbd_close(image)); - ASSERT_EQ(0, rbd_close(image1)); - ASSERT_EQ(0, rbd_close(image2)); - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, MetadataPP) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - uint64_t features; - string value; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image1; - ASSERT_EQ(0, rbd.open(ioctx, image1, name.c_str(), NULL)); - map pairs; - ASSERT_EQ(0, image1.metadata_list("", 0, &pairs)); - ASSERT_TRUE(pairs.empty()); - - ASSERT_EQ(0, image1.metadata_set("key1", "value1")); - ASSERT_EQ(0, image1.metadata_set("key2", "value2")); - ASSERT_EQ(0, image1.metadata_get("key1", &value)); - ASSERT_EQ(0, strcmp("value1", value.c_str())); - ASSERT_EQ(0, image1.metadata_list("", 0, &pairs)); - ASSERT_EQ(2U, pairs.size()); - ASSERT_EQ(0, strncmp("value1", pairs["key1"].c_str(), 6)); - ASSERT_EQ(0, strncmp("value2", pairs["key2"].c_str(), 6)); - - pairs.clear(); - ASSERT_EQ(0, image1.metadata_remove("key1")); - ASSERT_EQ(-ENOENT, image1.metadata_remove("key3")); - ASSERT_TRUE(image1.metadata_get("key3", &value) < 0); - ASSERT_EQ(0, image1.metadata_list("", 0, &pairs)); - ASSERT_EQ(1U, pairs.size()); - ASSERT_EQ(0, strncmp("value2", pairs["key2"].c_str(), 6)); - - // test config setting - ASSERT_EQ(0, image1.metadata_set("conf_rbd_cache", "false")); - ASSERT_EQ(-EINVAL, image1.metadata_set("conf_rbd_cache", "INVALID_VALUE")); - ASSERT_EQ(0, image1.metadata_remove("conf_rbd_cache")); - - // test metadata with snapshot adding - ASSERT_EQ(0, image1.snap_create("snap1")); - ASSERT_EQ(0, image1.snap_protect("snap1")); - ASSERT_EQ(0, image1.snap_set("snap1")); - - pairs.clear(); - ASSERT_EQ(0, image1.metadata_set("key1", "value1")); - ASSERT_EQ(0, image1.metadata_set("key3", "value3")); - ASSERT_EQ(0, image1.metadata_list("", 0, &pairs)); - ASSERT_EQ(3U, pairs.size()); - ASSERT_EQ(0, strncmp("value1", pairs["key1"].c_str(), 6)); - ASSERT_EQ(0, strncmp("value2", pairs["key2"].c_str(), 6)); - ASSERT_EQ(0, strncmp("value3", pairs["key3"].c_str(), 6)); - - ASSERT_EQ(0, image1.snap_set(NULL)); - ASSERT_EQ(0, image1.metadata_list("", 0, &pairs)); - ASSERT_EQ(3U, pairs.size()); - ASSERT_EQ(0, strncmp("value1", pairs["key1"].c_str(), 6)); - ASSERT_EQ(0, strncmp("value2", pairs["key2"].c_str(), 6)); - ASSERT_EQ(0, strncmp("value3", pairs["key3"].c_str(), 6)); - - // test metadata with cloning - string cname = get_temp_image_name(); - librbd::Image image2; - ASSERT_EQ(0, image1.features(&features)); - EXPECT_EQ(0, rbd.clone(ioctx, name.c_str(), "snap1", ioctx, - cname.c_str(), features, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image2, cname.c_str(), NULL)); - ASSERT_EQ(0, image2.metadata_set("key4", "value4")); - pairs.clear(); - ASSERT_EQ(0, image2.metadata_list("", 0, &pairs)); - ASSERT_EQ(4U, pairs.size()); - pairs.clear(); - ASSERT_EQ(0, image1.metadata_list("", 0, &pairs)); - ASSERT_EQ(3U, pairs.size()); - ASSERT_EQ(-ENOENT, image1.metadata_get("key4", &value)); -} - -TEST_F(TestLibRBD, UpdateFeatures) -{ - REQUIRE_FEATURE(RBD_FEATURE_LAYERING); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - uint64_t size = 1 << 20; - int order = 0; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image; - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - uint8_t old_format; - ASSERT_EQ(0, image.old_format(&old_format)); - if (old_format) { - ASSERT_EQ(-EINVAL, image.update_features(RBD_FEATURE_EXCLUSIVE_LOCK, true)); - return; - } - - uint64_t features; - ASSERT_EQ(0, image.features(&features)); - - // must provide a single feature - ASSERT_EQ(-EINVAL, image.update_features(0, true)); - - uint64_t disable_features; - disable_features = features & (RBD_FEATURE_EXCLUSIVE_LOCK | - RBD_FEATURE_OBJECT_MAP | - RBD_FEATURE_FAST_DIFF | - RBD_FEATURE_JOURNALING); - if (disable_features != 0) { - ASSERT_EQ(0, image.update_features(disable_features, false)); - } - - ASSERT_EQ(0, image.features(&features)); - ASSERT_EQ(0U, features & disable_features); - - // cannot enable object map nor journaling w/o exclusive lock - ASSERT_EQ(-EINVAL, image.update_features(RBD_FEATURE_OBJECT_MAP, true)); - ASSERT_EQ(-EINVAL, image.update_features(RBD_FEATURE_JOURNALING, true)); - ASSERT_EQ(0, image.update_features(RBD_FEATURE_EXCLUSIVE_LOCK, true)); - - ASSERT_EQ(0, image.features(&features)); - ASSERT_NE(0U, features & RBD_FEATURE_EXCLUSIVE_LOCK); - - // cannot enable fast diff w/o object map - ASSERT_EQ(-EINVAL, image.update_features(RBD_FEATURE_FAST_DIFF, true)); - ASSERT_EQ(0, image.update_features(RBD_FEATURE_OBJECT_MAP, true)); - ASSERT_EQ(0, image.features(&features)); - ASSERT_NE(0U, features & RBD_FEATURE_OBJECT_MAP); - - uint64_t expected_flags = RBD_FLAG_OBJECT_MAP_INVALID; - uint64_t flags; - ASSERT_EQ(0, image.get_flags(&flags)); - ASSERT_EQ(expected_flags, flags); - - ASSERT_EQ(0, image.update_features(RBD_FEATURE_OBJECT_MAP, false)); - ASSERT_EQ(0, image.features(&features)); - ASSERT_EQ(0U, features & RBD_FEATURE_OBJECT_MAP); - - ASSERT_EQ(0, image.update_features(RBD_FEATURE_OBJECT_MAP | - RBD_FEATURE_FAST_DIFF | - RBD_FEATURE_JOURNALING, true)); - - expected_flags = RBD_FLAG_OBJECT_MAP_INVALID | RBD_FLAG_FAST_DIFF_INVALID; - ASSERT_EQ(0, image.get_flags(&flags)); - ASSERT_EQ(expected_flags, flags); - - // cannot disable object map w/ fast diff - ASSERT_EQ(-EINVAL, image.update_features(RBD_FEATURE_OBJECT_MAP, false)); - ASSERT_EQ(0, image.update_features(RBD_FEATURE_FAST_DIFF, false)); - ASSERT_EQ(0, image.features(&features)); - ASSERT_EQ(0U, features & RBD_FEATURE_FAST_DIFF); - - expected_flags = RBD_FLAG_OBJECT_MAP_INVALID; - ASSERT_EQ(0, image.get_flags(&flags)); - ASSERT_EQ(expected_flags, flags); - - // cannot disable exclusive lock w/ object map - ASSERT_EQ(-EINVAL, image.update_features(RBD_FEATURE_EXCLUSIVE_LOCK, false)); - ASSERT_EQ(0, image.update_features(RBD_FEATURE_OBJECT_MAP, false)); - - // cannot disable exclusive lock w/ journaling - ASSERT_EQ(-EINVAL, image.update_features(RBD_FEATURE_EXCLUSIVE_LOCK, false)); - ASSERT_EQ(0, image.update_features(RBD_FEATURE_JOURNALING, false)); - - ASSERT_EQ(0, image.get_flags(&flags)); - ASSERT_EQ(0U, flags); - - ASSERT_EQ(0, image.update_features(RBD_FEATURE_EXCLUSIVE_LOCK, false)); - - ASSERT_EQ(0, image.features(&features)); - if ((features & RBD_FEATURE_DEEP_FLATTEN) != 0) { - ASSERT_EQ(0, image.update_features(RBD_FEATURE_DEEP_FLATTEN, false)); - } - ASSERT_EQ(-EINVAL, image.update_features(RBD_FEATURE_DEEP_FLATTEN, true)); -} - -TEST_F(TestLibRBD, RebuildObjectMap) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - uint64_t size = 1 << 20; - int order = 18; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - PrintProgress prog_ctx; - std::string object_map_oid; - bufferlist bl; - bl.append("foo"); - { - librbd::Image image; - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - uint64_t features; - ASSERT_EQ(0, image.features(&features)); - if ((features & RBD_FEATURE_OBJECT_MAP) == 0) { - ASSERT_EQ(-EINVAL, image.rebuild_object_map(prog_ctx)); - return; - } - - ASSERT_EQ((ssize_t)bl.length(), image.write(0, bl.length(), bl)); - - ASSERT_EQ(0, image.snap_create("snap1")); - ASSERT_EQ((ssize_t)bl.length(), image.write(1<wait_for_complete()); - ASSERT_EQ(0, flush_comp->get_return_value()); - flush_comp->release(); - - ASSERT_EQ(1, write_comp->is_complete()); - ASSERT_EQ(0, write_comp->get_return_value()); - write_comp->release(); - - librbd::RBD::AioCompletion *discard_comp = - new librbd::RBD::AioCompletion(NULL, NULL); - ASSERT_EQ(0, image.aio_discard(128, 128, discard_comp)); - ASSERT_EQ(0, discard_comp->wait_for_complete()); - discard_comp->release(); - - librbd::RBD::AioCompletion *read_comp = - new librbd::RBD::AioCompletion(NULL, NULL); - bufferlist read_bl; - image.aio_read(0, bl.length(), read_bl, read_comp); - ASSERT_EQ(0, read_comp->wait_for_complete()); - ASSERT_EQ((ssize_t)bl.length(), read_comp->get_return_value()); - read_comp->release(); - - bufferlist expected_bl; - expected_bl.append(std::string(128, '1')); - expected_bl.append(std::string(128, skip_discard ? '1' : '\0')); - ASSERT_TRUE(expected_bl.contents_equal(read_bl)); -} - -TEST_F(TestLibRBD, ExclusiveLockTransition) -{ - REQUIRE_FEATURE(RBD_FEATURE_EXCLUSIVE_LOCK); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - - uint64_t size = 1 << 18; - int order = 12; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image1; - ASSERT_EQ(0, rbd.open(ioctx, image1, name.c_str(), NULL)); - - librbd::Image image2; - ASSERT_EQ(0, rbd.open(ioctx, image2, name.c_str(), NULL)); - - std::list comps; - ceph::bufferlist bl; - bl.append(std::string(1 << order, '1')); - for (size_t object_no = 0; object_no < (size >> 12); ++object_no) { - librbd::RBD::AioCompletion *comp = new librbd::RBD::AioCompletion(NULL, - NULL); - comps.push_back(comp); - if (object_no % 2 == 0) { - ASSERT_EQ(0, image1.aio_write(object_no << order, bl.length(), bl, comp)); - } else { - ASSERT_EQ(0, image2.aio_write(object_no << order, bl.length(), bl, comp)); - } - } - - while (!comps.empty()) { - librbd::RBD::AioCompletion *comp = comps.front(); - comps.pop_front(); - ASSERT_EQ(0, comp->wait_for_complete()); - ASSERT_EQ(1, comp->is_complete()); - comp->release(); - } - - librbd::Image image3; - ASSERT_EQ(0, rbd.open(ioctx, image3, name.c_str(), NULL)); - for (size_t object_no = 0; object_no < (size >> 12); ++object_no) { - bufferlist read_bl; - ASSERT_EQ((ssize_t)bl.length(), image3.read(object_no << order, bl.length(), - read_bl)); - ASSERT_TRUE(bl.contents_equal(read_bl)); - } - - ASSERT_PASSED(validate_object_map, image1); - ASSERT_PASSED(validate_object_map, image2); - ASSERT_PASSED(validate_object_map, image3); -} - -TEST_F(TestLibRBD, ExclusiveLockReadTransition) -{ - REQUIRE_FEATURE(RBD_FEATURE_JOURNALING); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - - uint64_t size = 1 << 18; - int order = 12; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image1; - ASSERT_EQ(0, rbd.open(ioctx, image1, name.c_str(), NULL)); - - bool lock_owner; - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_FALSE(lock_owner); - - // journaling should force read ops to acquire the lock - bufferlist read_bl; - ASSERT_EQ(0, image1.read(0, 0, read_bl)); - - ASSERT_EQ(0, image1.is_exclusive_lock_owner(&lock_owner)); - ASSERT_TRUE(lock_owner); - - librbd::Image image2; - ASSERT_EQ(0, rbd.open(ioctx, image2, name.c_str(), NULL)); - - std::list comps; - std::list read_bls; - for (size_t object_no = 0; object_no < (size >> 12); ++object_no) { - librbd::RBD::AioCompletion *comp = new librbd::RBD::AioCompletion(NULL, - NULL); - comps.push_back(comp); - read_bls.emplace_back(); - if (object_no % 2 == 0) { - ASSERT_EQ(0, image1.aio_read(object_no << order, 1 << order, read_bls.back(), comp)); - } else { - ASSERT_EQ(0, image2.aio_read(object_no << order, 1 << order, read_bls.back(), comp)); - } - } - - while (!comps.empty()) { - librbd::RBD::AioCompletion *comp = comps.front(); - comps.pop_front(); - ASSERT_EQ(0, comp->wait_for_complete()); - ASSERT_EQ(1, comp->is_complete()); - comp->release(); - } -} - -TEST_F(TestLibRBD, CacheMayCopyOnWrite) { - REQUIRE_FEATURE(RBD_FEATURE_LAYERING); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - - uint64_t size = 1 << 18; - int order = 12; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image; - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - ASSERT_EQ(0, image.snap_create("one")); - ASSERT_EQ(0, image.snap_protect("one")); - - std::string clone_name = this->get_temp_image_name(); - ASSERT_EQ(0, rbd.clone(ioctx, name.c_str(), "one", ioctx, clone_name.c_str(), - RBD_FEATURE_LAYERING, &order)); - - librbd::Image clone; - ASSERT_EQ(0, rbd.open(ioctx, clone, clone_name.c_str(), NULL)); - ASSERT_EQ(0, clone.flush()); - - bufferlist expect_bl; - expect_bl.append(std::string(1024, '\0')); - - // test double read path - bufferlist read_bl; - uint64_t offset = 0; - ASSERT_EQ(1024, clone.read(offset + 2048, 1024, read_bl)); - ASSERT_TRUE(expect_bl.contents_equal(read_bl)); - - bufferlist write_bl; - write_bl.append(std::string(1024, '1')); - ASSERT_EQ(1024, clone.write(offset, write_bl.length(), write_bl)); - - read_bl.clear(); - ASSERT_EQ(1024, clone.read(offset + 2048, 1024, read_bl)); - ASSERT_TRUE(expect_bl.contents_equal(read_bl)); - - // test read retry path - offset = 1 << order; - ASSERT_EQ(1024, clone.write(offset, write_bl.length(), write_bl)); - - read_bl.clear(); - ASSERT_EQ(1024, clone.read(offset + 2048, 1024, read_bl)); - ASSERT_TRUE(expect_bl.contents_equal(read_bl)); -} - -TEST_F(TestLibRBD, FlushEmptyOpsOnExternalSnapshot) { - std::string cache_enabled; - ASSERT_EQ(0, _rados.conf_get("rbd_cache", cache_enabled)); - ASSERT_EQ(0, _rados.conf_set("rbd_cache", "false")); - BOOST_SCOPE_EXIT( (cache_enabled) ) { - ASSERT_EQ(0, _rados.conf_set("rbd_cache", cache_enabled.c_str())); - } BOOST_SCOPE_EXIT_END; - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - uint64_t size = 1 << 18; - int order = 0; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image1; - librbd::Image image2; - ASSERT_EQ(0, rbd.open(ioctx, image1, name.c_str(), NULL)); - ASSERT_EQ(0, rbd.open(ioctx, image2, name.c_str(), NULL)); - ASSERT_EQ(0, image1.snap_create("snap1")); - - librbd::RBD::AioCompletion *read_comp = - new librbd::RBD::AioCompletion(NULL, NULL); - bufferlist read_bl; - image2.aio_read(0, 1024, read_bl, read_comp); - ASSERT_EQ(0, read_comp->wait_for_complete()); - read_comp->release(); -} - -TEST_F(TestLibRBD, TestImageOptions) -{ - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - //make create image options - uint64_t features = RBD_FEATURE_LAYERING | RBD_FEATURE_STRIPINGV2 ; - uint64_t order = 0; - uint64_t stripe_unit = IMAGE_STRIPE_UNIT; - uint64_t stripe_count = IMAGE_STRIPE_COUNT; - rbd_image_options_t opts; - rbd_image_options_create(&opts); - - bool is_set; - ASSERT_EQ(-EINVAL, rbd_image_options_is_set(opts, 12345, &is_set)); - ASSERT_EQ(0, rbd_image_options_is_set(opts, RBD_IMAGE_OPTION_FORMAT, - &is_set)); - ASSERT_FALSE(is_set); - - ASSERT_EQ(0, rbd_image_options_set_uint64(opts, RBD_IMAGE_OPTION_FORMAT, - 2)); - ASSERT_EQ(0, rbd_image_options_set_uint64(opts, RBD_IMAGE_OPTION_FEATURES, - features)); - ASSERT_EQ(0, rbd_image_options_set_uint64(opts, RBD_IMAGE_OPTION_ORDER, - order)); - ASSERT_EQ(0, rbd_image_options_set_uint64(opts, RBD_IMAGE_OPTION_STRIPE_UNIT, - stripe_unit)); - ASSERT_EQ(0, rbd_image_options_set_uint64(opts, RBD_IMAGE_OPTION_STRIPE_COUNT, - stripe_count)); - - ASSERT_EQ(0, rbd_image_options_is_set(opts, RBD_IMAGE_OPTION_FORMAT, - &is_set)); - ASSERT_TRUE(is_set); - - std::string parent_name = get_temp_image_name(); - - // make parent - ASSERT_EQ(0, rbd_create4(ioctx, parent_name.c_str(), 4<<20, opts)); - - // check order is returned in opts - ASSERT_EQ(0, rbd_image_options_get_uint64(opts, RBD_IMAGE_OPTION_ORDER, - &order)); - ASSERT_NE((uint64_t)0, order); - - // write some data to parent - rbd_image_t parent; - ASSERT_EQ(0, rbd_open(ioctx, parent_name.c_str(), &parent, NULL)); - char *data = (char *)"testdata"; - ASSERT_EQ((ssize_t)strlen(data), rbd_write(parent, 0, strlen(data), data)); - ASSERT_EQ((ssize_t)strlen(data), rbd_write(parent, 12, strlen(data), data)); - - // create a snapshot, reopen as the parent we're interested in - ASSERT_EQ(0, rbd_snap_create(parent, "parent_snap")); - ASSERT_EQ(0, rbd_close(parent)); - ASSERT_EQ(0, rbd_open(ioctx, parent_name.c_str(), &parent, "parent_snap")); - - // clone - std::string child_name = get_temp_image_name(); - ASSERT_EQ(0, rbd_snap_protect(parent, "parent_snap")); - ASSERT_EQ(0, rbd_clone3(ioctx, parent_name.c_str(), "parent_snap", ioctx, - child_name.c_str(), opts)); - - // copy - std::string copy1_name = get_temp_image_name(); - ASSERT_EQ(0, rbd_copy3(parent, ioctx, copy1_name.c_str(), opts)); - std::string copy2_name = get_temp_image_name(); - ASSERT_EQ(0, rbd_copy_with_progress3(parent, ioctx, copy2_name.c_str(), opts, - print_progress_percent, NULL)); - - ASSERT_EQ(0, rbd_close(parent)); - - rbd_image_options_destroy(opts); - - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, TestImageOptionsPP) -{ - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - //make create image options - uint64_t features = RBD_FEATURE_LAYERING | RBD_FEATURE_STRIPINGV2 ; - uint64_t order = 0; - uint64_t stripe_unit = IMAGE_STRIPE_UNIT; - uint64_t stripe_count = IMAGE_STRIPE_COUNT; - librbd::ImageOptions opts; - ASSERT_EQ(0, opts.set(RBD_IMAGE_OPTION_FORMAT, static_cast(2))); - ASSERT_EQ(0, opts.set(RBD_IMAGE_OPTION_FEATURES, features)); - ASSERT_EQ(0, opts.set(RBD_IMAGE_OPTION_ORDER, order)); - ASSERT_EQ(0, opts.set(RBD_IMAGE_OPTION_STRIPE_UNIT, stripe_unit)); - ASSERT_EQ(0, opts.set(RBD_IMAGE_OPTION_STRIPE_COUNT, stripe_count)); - - librbd::RBD rbd; - std::string parent_name = get_temp_image_name(); - - // make parent - ASSERT_EQ(0, rbd.create4(ioctx, parent_name.c_str(), 4<<20, opts)); - - // check order is returned in opts - ASSERT_EQ(0, opts.get(RBD_IMAGE_OPTION_ORDER, &order)); - ASSERT_NE((uint64_t)0, order); - - // write some data to parent - librbd::Image parent; - ASSERT_EQ(0, rbd.open(ioctx, parent, parent_name.c_str(), NULL)); - - ssize_t len = 1024; - bufferlist bl; - bl.append(buffer::create(len)); - bl.zero(); - ASSERT_EQ(len, parent.write(0, len, bl)); - ASSERT_EQ(len, parent.write(len, len, bl)); - - // create a snapshot, reopen as the parent we're interested in - ASSERT_EQ(0, parent.snap_create("parent_snap")); - ASSERT_EQ(0, parent.close()); - ASSERT_EQ(0, rbd.open(ioctx, parent, parent_name.c_str(), "parent_snap")); - - // clone - std::string child_name = get_temp_image_name(); - ASSERT_EQ(0, parent.snap_protect("parent_snap")); - ASSERT_EQ(0, rbd.clone3(ioctx, parent_name.c_str(), "parent_snap", ioctx, - child_name.c_str(), opts)); - - // copy - std::string copy1_name = get_temp_image_name(); - ASSERT_EQ(0, parent.copy3(ioctx, copy1_name.c_str(), opts)); - std::string copy2_name = get_temp_image_name(); - PrintProgress pp; - ASSERT_EQ(0, parent.copy_with_progress3(ioctx, copy2_name.c_str(), opts, pp)); - - ASSERT_EQ(0, parent.close()); -} - -TEST_F(TestLibRBD, EventSocketPipe) -{ - EventSocket event_sock; - int pipe_fd[2]; // read and write fd - char buf[32]; - - ASSERT_EQ(0, pipe(pipe_fd)); - - ASSERT_FALSE(event_sock.is_valid()); - - ASSERT_EQ(-EINVAL, event_sock.init(pipe_fd[1], EVENT_SOCKET_TYPE_NONE)); - ASSERT_FALSE(event_sock.is_valid()); - - ASSERT_EQ(-EINVAL, event_sock.init(pipe_fd[1], 44)); - ASSERT_FALSE(event_sock.is_valid()); - -#ifndef HAVE_EVENTFD - ASSERT_EQ(-EINVAL, event_sock.init(pipe_fd[1], EVENT_SOCKET_TYPE_EVENTFD)); - ASSERT_FALSE(event_sock.is_valid()); -#endif - - ASSERT_EQ(0, event_sock.init(pipe_fd[1], EVENT_SOCKET_TYPE_PIPE)); - ASSERT_TRUE(event_sock.is_valid()); - ASSERT_EQ(0, event_sock.notify()); - ASSERT_EQ(1, read(pipe_fd[0], buf, 32)); - ASSERT_EQ('i', buf[0]); - - close(pipe_fd[0]); - close(pipe_fd[1]); -} - -TEST_F(TestLibRBD, EventSocketEventfd) -{ -#ifdef HAVE_EVENTFD - EventSocket event_sock; - int event_fd; - struct pollfd poll_fd; - char buf[32]; - - event_fd = eventfd(0, EFD_NONBLOCK); - ASSERT_NE(-1, event_fd); - - ASSERT_FALSE(event_sock.is_valid()); - - ASSERT_EQ(-EINVAL, event_sock.init(event_fd, EVENT_SOCKET_TYPE_NONE)); - ASSERT_FALSE(event_sock.is_valid()); - - ASSERT_EQ(-EINVAL, event_sock.init(event_fd, 44)); - ASSERT_FALSE(event_sock.is_valid()); - - ASSERT_EQ(0, event_sock.init(event_fd, EVENT_SOCKET_TYPE_EVENTFD)); - ASSERT_TRUE(event_sock.is_valid()); - ASSERT_EQ(0, event_sock.notify()); - - poll_fd.fd = event_fd; - poll_fd.events = POLLIN; - ASSERT_EQ(1, poll(&poll_fd, 1, -1)); - ASSERT_TRUE(poll_fd.revents & POLLIN); - - ASSERT_EQ(static_cast(sizeof(uint64_t)), read(event_fd, buf, 32)); - ASSERT_EQ(1U, *reinterpret_cast(buf)); - - close(event_fd); -#endif -} - -TEST_F(TestLibRBD, ImagePollIO) -{ -#ifdef HAVE_EVENTFD - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - rbd_image_t image; - int order = 0; - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int fd = eventfd(0, EFD_NONBLOCK); - - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - - ASSERT_EQ(0, rbd_set_image_notification(image, fd, EVENT_SOCKET_TYPE_EVENTFD)); - - char test_data[TEST_IO_SIZE + 1]; - char zero_data[TEST_IO_SIZE + 1]; - int i; - - for (i = 0; i < TEST_IO_SIZE; ++i) - test_data[i] = (char) (rand() % (126 - 33) + 33); - test_data[TEST_IO_SIZE] = '\0'; - memset(zero_data, 0, sizeof(zero_data)); - - for (i = 0; i < 5; ++i) - ASSERT_PASSED(write_test_data, image, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE, 0); - - for (i = 5; i < 10; ++i) - ASSERT_PASSED(aio_write_test_data_and_poll, image, fd, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE, 0); - - for (i = 5; i < 10; ++i) - ASSERT_PASSED(aio_read_test_data_and_poll, image, fd, test_data, TEST_IO_SIZE * i, TEST_IO_SIZE, 0); - - ASSERT_EQ(0, rbd_close(image)); - rados_ioctx_destroy(ioctx); -#endif -} - -namespace librbd { - -static bool operator==(const mirror_peer_t &lhs, const mirror_peer_t &rhs) { - return (lhs.uuid == rhs.uuid && - lhs.cluster_name == rhs.cluster_name && - lhs.client_name == rhs.client_name); -} - -static std::ostream& operator<<(std::ostream &os, const mirror_peer_t &peer) { - os << "uuid=" << peer.uuid << ", " - << "cluster=" << peer.cluster_name << ", " - << "client=" << peer.client_name; - return os; -} - -} // namespace librbd - -TEST_F(TestLibRBD, Mirror) { - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - - std::vector expected_peers; - std::vector peers; - ASSERT_EQ(0, rbd.mirror_peer_list(ioctx, &peers)); - ASSERT_EQ(expected_peers, peers); - - std::string uuid1; - ASSERT_EQ(-EINVAL, rbd.mirror_peer_add(ioctx, &uuid1, "cluster1", "client")); - - rbd_mirror_mode_t mirror_mode; - ASSERT_EQ(0, rbd.mirror_mode_get(ioctx, &mirror_mode)); - ASSERT_EQ(RBD_MIRROR_MODE_DISABLED, mirror_mode); - - ASSERT_EQ(0, rbd.mirror_mode_set(ioctx, RBD_MIRROR_MODE_IMAGE)); - ASSERT_EQ(0, rbd.mirror_mode_get(ioctx, &mirror_mode)); - - // Add some images to the pool - int order = 0; - std::string parent_name = get_temp_image_name(); - std::string child_name = get_temp_image_name(); - ASSERT_EQ(0, create_image_pp(rbd, ioctx, parent_name.c_str(), 2 << 20, - &order)); - bool old_format; - uint64_t features; - ASSERT_EQ(0, get_features(&old_format, &features)); - if ((features & RBD_FEATURE_LAYERING) != 0) { - librbd::Image parent; - ASSERT_EQ(0, rbd.open(ioctx, parent, parent_name.c_str(), NULL)); - ASSERT_EQ(0, parent.snap_create("parent_snap")); - ASSERT_EQ(0, parent.close()); - ASSERT_EQ(0, rbd.open(ioctx, parent, parent_name.c_str(), "parent_snap")); - ASSERT_EQ(0, parent.snap_protect("parent_snap")); - ASSERT_EQ(0, parent.close()); - ASSERT_EQ(0, rbd.clone(ioctx, parent_name.c_str(), "parent_snap", ioctx, - child_name.c_str(), features, &order)); - } - - ASSERT_EQ(RBD_MIRROR_MODE_IMAGE, mirror_mode); - - ASSERT_EQ(0, rbd.mirror_mode_set(ioctx, RBD_MIRROR_MODE_POOL)); - ASSERT_EQ(0, rbd.mirror_mode_get(ioctx, &mirror_mode)); - ASSERT_EQ(RBD_MIRROR_MODE_POOL, mirror_mode); - - std::string uuid2; - std::string uuid3; - ASSERT_EQ(0, rbd.mirror_peer_add(ioctx, &uuid1, "cluster1", "client")); - ASSERT_EQ(0, rbd.mirror_peer_add(ioctx, &uuid2, "cluster2", "admin")); - ASSERT_EQ(-EEXIST, rbd.mirror_peer_add(ioctx, &uuid3, "cluster1", "foo")); - ASSERT_EQ(0, rbd.mirror_peer_add(ioctx, &uuid3, "cluster3", "admin")); - - ASSERT_EQ(0, rbd.mirror_peer_list(ioctx, &peers)); - auto sort_peers = [](const librbd::mirror_peer_t &lhs, - const librbd::mirror_peer_t &rhs) { - return lhs.uuid < rhs.uuid; - }; - expected_peers = { - {uuid1, "cluster1", "client"}, - {uuid2, "cluster2", "admin"}, - {uuid3, "cluster3", "admin"}}; - std::sort(expected_peers.begin(), expected_peers.end(), sort_peers); - ASSERT_EQ(expected_peers, peers); - - ASSERT_EQ(0, rbd.mirror_peer_remove(ioctx, "uuid4")); - ASSERT_EQ(0, rbd.mirror_peer_remove(ioctx, uuid2)); - - ASSERT_EQ(-ENOENT, rbd.mirror_peer_set_client(ioctx, "uuid4", "new client")); - ASSERT_EQ(0, rbd.mirror_peer_set_client(ioctx, uuid1, "new client")); - - ASSERT_EQ(-ENOENT, rbd.mirror_peer_set_cluster(ioctx, "uuid4", - "new cluster")); - ASSERT_EQ(0, rbd.mirror_peer_set_cluster(ioctx, uuid3, "new cluster")); - - ASSERT_EQ(0, rbd.mirror_peer_list(ioctx, &peers)); - expected_peers = { - {uuid1, "cluster1", "new client"}, - {uuid3, "new cluster", "admin"}}; - std::sort(expected_peers.begin(), expected_peers.end(), sort_peers); - ASSERT_EQ(expected_peers, peers); - - ASSERT_EQ(-EBUSY, rbd.mirror_mode_set(ioctx, RBD_MIRROR_MODE_DISABLED)); -} - -TEST_F(TestLibRBD, FlushCacheWithCopyupOnExternalSnapshot) { - REQUIRE_FEATURE(RBD_FEATURE_LAYERING); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - librbd::Image image; - std::string name = get_temp_image_name(); - - uint64_t size = 1 << 18; - int order = 0; - - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - bufferlist bl; - bl.append(std::string(size, '1')); - ASSERT_EQ((int)size, image.write(0, size, bl)); - ASSERT_EQ(0, image.snap_create("one")); - ASSERT_EQ(0, image.snap_protect("one")); - - std::string clone_name = this->get_temp_image_name(); - ASSERT_EQ(0, rbd.clone(ioctx, name.c_str(), "one", ioctx, clone_name.c_str(), - RBD_FEATURE_LAYERING, &order)); - ASSERT_EQ(0, rbd.open(ioctx, image, clone_name.c_str(), NULL)); - - librbd::Image image2; - ASSERT_EQ(0, rbd.open(ioctx, image2, clone_name.c_str(), NULL)); - - // prepare CoW writeback that will be flushed on next op - bl.clear(); - bl.append(std::string(1, '1')); - ASSERT_EQ(0, image.flush()); - ASSERT_EQ(1, image.write(0, 1, bl)); - ASSERT_EQ(0, image2.snap_create("snap1")); - - librbd::RBD::AioCompletion *read_comp = - new librbd::RBD::AioCompletion(NULL, NULL); - bufferlist read_bl; - image.aio_read(0, 1024, read_bl, read_comp); - ASSERT_EQ(0, read_comp->wait_for_complete()); - read_comp->release(); -} - -TEST_F(TestLibRBD, ExclusiveLock) -{ - REQUIRE_FEATURE(RBD_FEATURE_EXCLUSIVE_LOCK); - - static char buf[10]; - - rados_ioctx_t ioctx; - rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx); - - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - - rbd_image_t image1; - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image1, NULL)); - - int lock_owner; - ASSERT_EQ(0, rbd_lock_acquire(image1, RBD_LOCK_MODE_EXCLUSIVE)); - ASSERT_EQ(0, rbd_is_exclusive_lock_owner(image1, &lock_owner)); - ASSERT_TRUE(lock_owner); - - rbd_lock_mode_t lock_mode; - char *lock_owners[1]; - size_t max_lock_owners = 0; - ASSERT_EQ(-ERANGE, rbd_lock_get_owners(image1, &lock_mode, lock_owners, - &max_lock_owners)); - ASSERT_EQ(1U, max_lock_owners); - - max_lock_owners = 2; - ASSERT_EQ(0, rbd_lock_get_owners(image1, &lock_mode, lock_owners, - &max_lock_owners)); - ASSERT_EQ(RBD_LOCK_MODE_EXCLUSIVE, lock_mode); - ASSERT_STRNE("", lock_owners[0]); - ASSERT_EQ(1U, max_lock_owners); - - rbd_image_t image2; - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image2, NULL)); - - ASSERT_EQ(0, rbd_is_exclusive_lock_owner(image2, &lock_owner)); - ASSERT_FALSE(lock_owner); - - ASSERT_EQ(-EOPNOTSUPP, rbd_lock_break(image1, RBD_LOCK_MODE_SHARED, "")); - ASSERT_EQ(-EBUSY, rbd_lock_break(image1, RBD_LOCK_MODE_EXCLUSIVE, - "not the owner")); - - ASSERT_EQ(0, rbd_lock_release(image1)); - ASSERT_EQ(0, rbd_is_exclusive_lock_owner(image1, &lock_owner)); - ASSERT_FALSE(lock_owner); - - ASSERT_EQ(-ENOENT, rbd_lock_break(image1, RBD_LOCK_MODE_EXCLUSIVE, - lock_owners[0])); - rbd_lock_get_owners_cleanup(lock_owners, max_lock_owners); - - ASSERT_EQ(-EROFS, rbd_write(image1, 0, sizeof(buf), buf)); - ASSERT_EQ((ssize_t)sizeof(buf), rbd_write(image2, 0, sizeof(buf), buf)); - - ASSERT_EQ(0, rbd_lock_acquire(image2, RBD_LOCK_MODE_EXCLUSIVE)); - ASSERT_EQ(0, rbd_is_exclusive_lock_owner(image2, &lock_owner)); - ASSERT_TRUE(lock_owner); - - ASSERT_EQ(0, rbd_lock_release(image2)); - ASSERT_EQ(0, rbd_is_exclusive_lock_owner(image2, &lock_owner)); - ASSERT_FALSE(lock_owner); - - ASSERT_EQ(0, rbd_lock_acquire(image1, RBD_LOCK_MODE_EXCLUSIVE)); - ASSERT_EQ(0, rbd_is_exclusive_lock_owner(image1, &lock_owner)); - ASSERT_TRUE(lock_owner); - - ASSERT_EQ((ssize_t)sizeof(buf), rbd_write(image1, 0, sizeof(buf), buf)); - ASSERT_EQ(-EROFS, rbd_write(image2, 0, sizeof(buf), buf)); - - ASSERT_EQ(0, rbd_lock_release(image1)); - ASSERT_EQ(0, rbd_is_exclusive_lock_owner(image1, &lock_owner)); - ASSERT_FALSE(lock_owner); - - int owner_id = -1; - mutex lock; - const auto pingpong = [&,this](int m_id, rbd_image_t &m_image) { - for (int i = 0; i < 10; i++) { - { - lock_guard locker(lock); - if (owner_id == m_id) { - std::cout << m_id << ": releasing exclusive lock" << std::endl; - EXPECT_EQ(0, rbd_lock_release(m_image)); - int lock_owner; - EXPECT_EQ(0, rbd_is_exclusive_lock_owner(m_image, &lock_owner)); - EXPECT_FALSE(lock_owner); - owner_id = -1; - std::cout << m_id << ": exclusive lock released" << std::endl; - continue; - } - } - - std::cout << m_id << ": acquiring exclusive lock" << std::endl; - int r; - do { - r = rbd_lock_acquire(m_image, RBD_LOCK_MODE_EXCLUSIVE); - if (r == -EROFS) { - usleep(1000); - } - } while (r == -EROFS); - EXPECT_EQ(0, r); - - int lock_owner; - EXPECT_EQ(0, rbd_is_exclusive_lock_owner(m_image, &lock_owner)); - EXPECT_TRUE(lock_owner); - std::cout << m_id << ": exclusive lock acquired" << std::endl; - { - lock_guard locker(lock); - owner_id = m_id; - } - usleep(rand() % 50000); - } - - lock_guard locker(lock); - if (owner_id == m_id) { - EXPECT_EQ(0, rbd_lock_release(m_image)); - int lock_owner; - EXPECT_EQ(0, rbd_is_exclusive_lock_owner(m_image, &lock_owner)); - EXPECT_FALSE(lock_owner); - owner_id = -1; - } - }; - thread ping(bind(pingpong, 1, ref(image1))); - thread pong(bind(pingpong, 2, ref(image2))); - - ping.join(); - pong.join(); - - ASSERT_EQ(0, rbd_lock_acquire(image2, RBD_LOCK_MODE_EXCLUSIVE)); - ASSERT_EQ(0, rbd_is_exclusive_lock_owner(image2, &lock_owner)); - ASSERT_TRUE(lock_owner); - - ASSERT_EQ(0, rbd_close(image2)); - - ASSERT_EQ(0, rbd_lock_acquire(image1, RBD_LOCK_MODE_EXCLUSIVE)); - ASSERT_EQ(0, rbd_is_exclusive_lock_owner(image1, &lock_owner)); - ASSERT_TRUE(lock_owner); - - ASSERT_EQ(0, rbd_close(image1)); - rados_ioctx_destroy(ioctx); -} - -TEST_F(TestLibRBD, BreakLock) -{ - REQUIRE_FEATURE(RBD_FEATURE_EXCLUSIVE_LOCK); - - static char buf[10]; - - rados_t blacklist_cluster; - ASSERT_EQ("", connect_cluster(&blacklist_cluster)); - - rados_ioctx_t ioctx, blacklist_ioctx; - ASSERT_EQ(0, rados_ioctx_create(_cluster, m_pool_name.c_str(), &ioctx)); - ASSERT_EQ(0, rados_ioctx_create(blacklist_cluster, m_pool_name.c_str(), - &blacklist_ioctx)); - - std::string name = get_temp_image_name(); - uint64_t size = 2 << 20; - int order = 0; - ASSERT_EQ(0, create_image(ioctx, name.c_str(), size, &order)); - - rbd_image_t image, blacklist_image; - ASSERT_EQ(0, rbd_open(ioctx, name.c_str(), &image, NULL)); - ASSERT_EQ(0, rbd_open(blacklist_ioctx, name.c_str(), &blacklist_image, NULL)); - - ASSERT_EQ(0, rbd_metadata_set(image, "rbd_blacklist_on_break_lock", "true")); - ASSERT_EQ(0, rbd_lock_acquire(blacklist_image, RBD_LOCK_MODE_EXCLUSIVE)); - - rbd_lock_mode_t lock_mode; - char *lock_owners[1]; - size_t max_lock_owners = 1; - ASSERT_EQ(0, rbd_lock_get_owners(image, &lock_mode, lock_owners, - &max_lock_owners)); - ASSERT_EQ(RBD_LOCK_MODE_EXCLUSIVE, lock_mode); - ASSERT_STRNE("", lock_owners[0]); - ASSERT_EQ(1U, max_lock_owners); - - ASSERT_EQ(0, rbd_lock_break(image, RBD_LOCK_MODE_EXCLUSIVE, lock_owners[0])); - ASSERT_EQ(0, rbd_lock_acquire(image, RBD_LOCK_MODE_EXCLUSIVE)); - EXPECT_EQ(0, rados_wait_for_latest_osdmap(blacklist_cluster)); - - ASSERT_EQ((ssize_t)sizeof(buf), rbd_write(image, 0, sizeof(buf), buf)); - ASSERT_EQ(-EBLACKLISTED, rbd_write(blacklist_image, 0, sizeof(buf), buf)); - - ASSERT_EQ(0, rbd_close(image)); - ASSERT_EQ(0, rbd_close(blacklist_image)); - - rbd_lock_get_owners_cleanup(lock_owners, max_lock_owners); - - rados_ioctx_destroy(ioctx); - rados_ioctx_destroy(blacklist_ioctx); - rados_shutdown(blacklist_cluster); -} - -TEST_F(TestLibRBD, DiscardAfterWrite) -{ - REQUIRE(!is_skip_partial_discard_enabled()); - - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - uint64_t size = 1 << 20; - int order = 18; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image; - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), NULL)); - - // enable writeback cache - ASSERT_EQ(0, image.flush()); - - bufferlist bl; - bl.append(std::string(256, '1')); - - librbd::RBD::AioCompletion *write_comp = - new librbd::RBD::AioCompletion(NULL, NULL); - ASSERT_EQ(0, image.aio_write(0, bl.length(), bl, write_comp)); - ASSERT_EQ(0, write_comp->wait_for_complete()); - write_comp->release(); - - librbd::RBD::AioCompletion *discard_comp = - new librbd::RBD::AioCompletion(NULL, NULL); - ASSERT_EQ(0, image.aio_discard(0, 256, discard_comp)); - ASSERT_EQ(0, discard_comp->wait_for_complete()); - discard_comp->release(); - - librbd::RBD::AioCompletion *read_comp = - new librbd::RBD::AioCompletion(NULL, NULL); - bufferlist read_bl; - image.aio_read(0, bl.length(), read_bl, read_comp); - ASSERT_EQ(0, read_comp->wait_for_complete()); - ASSERT_EQ(bl.length(), read_comp->get_return_value()); - ASSERT_TRUE(read_bl.is_zero()); - read_comp->release(); -} - -TEST_F(TestLibRBD, DefaultFeatures) { - std::string orig_default_features; - ASSERT_EQ(0, _rados.conf_get("rbd_default_features", orig_default_features)); - BOOST_SCOPE_EXIT_ALL(orig_default_features) { - ASSERT_EQ(0, _rados.conf_set("rbd_default_features", - orig_default_features.c_str())); - }; - - std::list > feature_names_to_bitmask = { - {"", orig_default_features}, - {"layering", "1"}, - {"layering, exclusive-lock", "5"}, - {"exclusive-lock,journaling", "68"}, - {"125", "125"} - }; - - for (auto &pair : feature_names_to_bitmask) { - ASSERT_EQ(0, _rados.conf_set("rbd_default_features", pair.first.c_str())); - std::string features; - ASSERT_EQ(0, _rados.conf_get("rbd_default_features", features)); - ASSERT_EQ(pair.second, features); - } -} - -TEST_F(TestLibRBD, TestTrashMoveAndPurge) { - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - - uint64_t size = 1 << 18; - int order = 12; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image; - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), nullptr)); - uint8_t old_format; - ASSERT_EQ(0, image.old_format(&old_format)); - - if (old_format) { - ASSERT_EQ(-EOPNOTSUPP, rbd.trash_move(ioctx, name.c_str(), 0)); - image.close(); - return; - } - std::string image_id; - ASSERT_EQ(0, image.get_id(&image_id)); - image.close(); - - ASSERT_EQ(0, rbd.trash_move(ioctx, name.c_str(), 0)); - - std::vector images; - ASSERT_EQ(0, rbd.list(ioctx, images)); - for (const auto& image : images) { - ASSERT_TRUE(image != name); - } - - librbd::trash_image_info_t info; - ASSERT_EQ(-ENOENT, rbd.trash_get(ioctx, "dummy image id", &info)); - ASSERT_EQ(0, rbd.trash_get(ioctx, image_id.c_str(), &info)); - ASSERT_EQ(image_id, info.id); - - std::vector entries; - ASSERT_EQ(0, rbd.trash_list(ioctx, entries)); - ASSERT_FALSE(entries.empty()); - ASSERT_EQ(entries.begin()->id, image_id); - - entries.clear(); - PrintProgress pp; - ASSERT_EQ(0, rbd.trash_remove_with_progress(ioctx, image_id.c_str(), - false, pp)); - ASSERT_EQ(0, rbd.trash_list(ioctx, entries)); - ASSERT_TRUE(entries.empty()); -} - -TEST_F(TestLibRBD, TestTrashMoveAndPurgeNonExpiredDelay) { - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - - uint64_t size = 1 << 18; - int order = 12; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image; - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), nullptr)); - uint8_t old_format; - ASSERT_EQ(0, image.old_format(&old_format)); - - if (old_format) { - ASSERT_EQ(-EOPNOTSUPP, rbd.trash_move(ioctx, name.c_str(), 0)); - image.close(); - return; - } - std::string image_id; - ASSERT_EQ(0, image.get_id(&image_id)); - image.close(); - - ASSERT_EQ(0, rbd.trash_move(ioctx, name.c_str(), 100)); - - PrintProgress pp; - ASSERT_EQ(-EPERM, rbd.trash_remove_with_progress(ioctx, image_id.c_str(), - false, pp)); - - PrintProgress pp2; - ASSERT_EQ(0, rbd.trash_remove_with_progress(ioctx, image_id.c_str(), - true, pp2)); -} - -TEST_F(TestLibRBD, TestTrashMoveAndRestore) { - librados::IoCtx ioctx; - ASSERT_EQ(0, _rados.ioctx_create(m_pool_name.c_str(), ioctx)); - - librbd::RBD rbd; - std::string name = get_temp_image_name(); - - uint64_t size = 1 << 18; - int order = 12; - ASSERT_EQ(0, create_image_pp(rbd, ioctx, name.c_str(), size, &order)); - - librbd::Image image; - ASSERT_EQ(0, rbd.open(ioctx, image, name.c_str(), nullptr)); - uint8_t old_format; - ASSERT_EQ(0, image.old_format(&old_format)); - - if (old_format) { - ASSERT_EQ(-EOPNOTSUPP, rbd.trash_move(ioctx, name.c_str(), 0)); - image.close(); - return; - } - std::string image_id; - ASSERT_EQ(0, image.get_id(&image_id)); - image.close(); - - ASSERT_EQ(0, rbd.trash_move(ioctx, name.c_str(), 10)); - - std::vector images; - ASSERT_EQ(0, rbd.list(ioctx, images)); - for (const auto& image : images) { - ASSERT_TRUE(image != name); - } - - std::vector entries; - ASSERT_EQ(0, rbd.trash_list(ioctx, entries)); - ASSERT_FALSE(entries.empty()); - ASSERT_EQ(entries.begin()->id, image_id); - - images.clear(); - ASSERT_EQ(0, rbd.trash_restore(ioctx, image_id.c_str(), "")); - ASSERT_EQ(0, rbd.list(ioctx, images)); - ASSERT_FALSE(images.empty()); - bool found = false; - for (const auto& image : images) { - if (image == name) { - found = true; - break; - } - } - ASSERT_TRUE(found); -} - -// poorman's assert() -namespace ceph { - void __ceph_assert_fail(const char *assertion, const char *file, int line, - const char *func) { - assert(false); - } -}