initial code repo
[stor4nfv.git] / src / ceph / src / test / librbd / managed_lock / test_mock_GetLockerRequest.cc
diff --git a/src/ceph/src/test/librbd/managed_lock/test_mock_GetLockerRequest.cc b/src/ceph/src/test/librbd/managed_lock/test_mock_GetLockerRequest.cc
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+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#include "test/librbd/test_mock_fixture.h"
+#include "test/librbd/test_support.h"
+#include "test/librbd/mock/MockImageCtx.h"
+#include "test/librados_test_stub/MockTestMemIoCtxImpl.h"
+#include "test/librados_test_stub/MockTestMemRadosClient.h"
+#include "cls/lock/cls_lock_ops.h"
+#include "librbd/managed_lock/GetLockerRequest.h"
+#include "librbd/managed_lock/Types.h"
+#include "librbd/managed_lock/Utils.h"
+#include "gmock/gmock.h"
+#include "gtest/gtest.h"
+#include <arpa/inet.h>
+#include <list>
+
+namespace librbd {
+namespace {
+
+struct MockTestImageCtx : public librbd::MockImageCtx {
+  MockTestImageCtx(librbd::ImageCtx &image_ctx)
+    : librbd::MockImageCtx(image_ctx) {
+  }
+};
+
+} // anonymous namespace
+} // namespace librbd
+
+// template definitions
+#include "librbd/managed_lock/GetLockerRequest.cc"
+
+namespace librbd {
+namespace managed_lock {
+
+using ::testing::_;
+using ::testing::DoAll;
+using ::testing::InSequence;
+using ::testing::Return;
+using ::testing::StrEq;
+using ::testing::WithArg;
+
+class TestMockManagedLockGetLockerRequest : public TestMockFixture {
+public:
+  typedef GetLockerRequest<MockTestImageCtx> MockGetLockerRequest;
+
+  void expect_get_lock_info(MockTestImageCtx &mock_image_ctx, int r,
+                            const entity_name_t &locker_entity,
+                            const std::string &locker_address,
+                            const std::string &locker_cookie,
+                            const std::string &lock_tag,
+                            ClsLockType lock_type) {
+    auto &expect = EXPECT_CALL(get_mock_io_ctx(mock_image_ctx.md_ctx),
+                               exec(mock_image_ctx.header_oid, _, StrEq("lock"),
+                               StrEq("get_info"), _, _, _));
+    if (r < 0 && r != -ENOENT) {
+      expect.WillOnce(Return(r));
+    } else {
+      entity_name_t entity(locker_entity);
+      entity_addr_t entity_addr;
+      entity_addr.parse(locker_address.c_str(), NULL);
+
+      cls_lock_get_info_reply reply;
+      if (r != -ENOENT) {
+        reply.lockers = decltype(reply.lockers){
+          {rados::cls::lock::locker_id_t(entity, locker_cookie),
+           rados::cls::lock::locker_info_t(utime_t(), entity_addr, "")}};
+        reply.tag = lock_tag;
+        reply.lock_type = lock_type;
+      }
+
+      bufferlist bl;
+      ::encode(reply, bl, CEPH_FEATURES_SUPPORTED_DEFAULT);
+
+      std::string str(bl.c_str(), bl.length());
+      expect.WillOnce(DoAll(WithArg<5>(CopyInBufferlist(str)), Return(0)));
+    }
+  }
+};
+
+TEST_F(TestMockManagedLockGetLockerRequest, SuccessExclusive) {
+  REQUIRE_FEATURE(RBD_FEATURE_EXCLUSIVE_LOCK);
+
+  librbd::ImageCtx *ictx;
+  ASSERT_EQ(0, open_image(m_image_name, &ictx));
+
+  MockTestImageCtx mock_image_ctx(*ictx);
+  expect_op_work_queue(mock_image_ctx);
+
+  InSequence seq;
+  expect_get_lock_info(mock_image_ctx, 0, entity_name_t::CLIENT(1), "1.2.3.4",
+                       "auto 123", util::get_watcher_lock_tag(),
+                       LOCK_EXCLUSIVE);
+
+  C_SaferCond ctx;
+  Locker locker;
+  MockGetLockerRequest *req = MockGetLockerRequest::create(
+    mock_image_ctx.md_ctx, mock_image_ctx.header_oid, true, &locker, &ctx);
+  req->send();
+  ASSERT_EQ(0, ctx.wait());
+
+  ASSERT_EQ(entity_name_t::CLIENT(1), locker.entity);
+  ASSERT_EQ("1.2.3.4:0/0", locker.address);
+  ASSERT_EQ("auto 123", locker.cookie);
+  ASSERT_EQ(123U, locker.handle);
+}
+
+TEST_F(TestMockManagedLockGetLockerRequest, SuccessShared) {
+  REQUIRE_FEATURE(RBD_FEATURE_EXCLUSIVE_LOCK);
+
+  librbd::ImageCtx *ictx;
+  ASSERT_EQ(0, open_image(m_image_name, &ictx));
+
+  MockTestImageCtx mock_image_ctx(*ictx);
+  expect_op_work_queue(mock_image_ctx);
+
+  InSequence seq;
+  expect_get_lock_info(mock_image_ctx, 0, entity_name_t::CLIENT(1), "1.2.3.4",
+                       "auto 123", util::get_watcher_lock_tag(),
+                       LOCK_SHARED);
+
+  C_SaferCond ctx;
+  Locker locker;
+  MockGetLockerRequest *req = MockGetLockerRequest::create(
+    mock_image_ctx.md_ctx, mock_image_ctx.header_oid, false, &locker, &ctx);
+  req->send();
+  ASSERT_EQ(0, ctx.wait());
+
+  ASSERT_EQ(entity_name_t::CLIENT(1), locker.entity);
+  ASSERT_EQ("1.2.3.4:0/0", locker.address);
+  ASSERT_EQ("auto 123", locker.cookie);
+  ASSERT_EQ(123U, locker.handle);
+}
+
+TEST_F(TestMockManagedLockGetLockerRequest, GetLockInfoError) {
+  REQUIRE_FEATURE(RBD_FEATURE_EXCLUSIVE_LOCK);
+
+  librbd::ImageCtx *ictx;
+  ASSERT_EQ(0, open_image(m_image_name, &ictx));
+
+  MockTestImageCtx mock_image_ctx(*ictx);
+  expect_op_work_queue(mock_image_ctx);
+
+  InSequence seq;
+  expect_get_lock_info(mock_image_ctx, -EINVAL, entity_name_t::CLIENT(1), "",
+                       "", "", LOCK_EXCLUSIVE);
+
+  C_SaferCond ctx;
+  Locker locker;
+  MockGetLockerRequest *req = MockGetLockerRequest::create(
+    mock_image_ctx.md_ctx, mock_image_ctx.header_oid, true, &locker, &ctx);
+  req->send();
+  ASSERT_EQ(-EINVAL, ctx.wait());
+}
+
+TEST_F(TestMockManagedLockGetLockerRequest, GetLockInfoEmpty) {
+  REQUIRE_FEATURE(RBD_FEATURE_EXCLUSIVE_LOCK);
+
+  librbd::ImageCtx *ictx;
+  ASSERT_EQ(0, open_image(m_image_name, &ictx));
+
+  MockTestImageCtx mock_image_ctx(*ictx);
+  expect_op_work_queue(mock_image_ctx);
+
+  InSequence seq;
+  expect_get_lock_info(mock_image_ctx, -ENOENT, entity_name_t::CLIENT(1), "",
+                       "", "", LOCK_EXCLUSIVE);
+
+  C_SaferCond ctx;
+  Locker locker;
+  MockGetLockerRequest *req = MockGetLockerRequest::create(
+    mock_image_ctx.md_ctx, mock_image_ctx.header_oid, true, &locker, &ctx);
+  req->send();
+  ASSERT_EQ(-ENOENT, ctx.wait());
+}
+
+TEST_F(TestMockManagedLockGetLockerRequest, GetLockInfoExternalTag) {
+  REQUIRE_FEATURE(RBD_FEATURE_EXCLUSIVE_LOCK);
+
+  librbd::ImageCtx *ictx;
+  ASSERT_EQ(0, open_image(m_image_name, &ictx));
+
+  MockTestImageCtx mock_image_ctx(*ictx);
+  expect_op_work_queue(mock_image_ctx);
+
+  InSequence seq;
+  expect_get_lock_info(mock_image_ctx, 0, entity_name_t::CLIENT(1), "1.2.3.4",
+                       "auto 123", "external tag", LOCK_EXCLUSIVE);
+
+  C_SaferCond ctx;
+  Locker locker;
+  MockGetLockerRequest *req = MockGetLockerRequest::create(
+    mock_image_ctx.md_ctx, mock_image_ctx.header_oid, true, &locker, &ctx);
+  req->send();
+  ASSERT_EQ(-EBUSY, ctx.wait());
+}
+
+TEST_F(TestMockManagedLockGetLockerRequest, GetLockInfoIncompatibleShared) {
+  REQUIRE_FEATURE(RBD_FEATURE_EXCLUSIVE_LOCK);
+
+  librbd::ImageCtx *ictx;
+  ASSERT_EQ(0, open_image(m_image_name, &ictx));
+
+  MockTestImageCtx mock_image_ctx(*ictx);
+  expect_op_work_queue(mock_image_ctx);
+
+  InSequence seq;
+  expect_get_lock_info(mock_image_ctx, 0, entity_name_t::CLIENT(1), "1.2.3.4",
+                       "auto 123", util::get_watcher_lock_tag(),
+                       LOCK_SHARED);
+
+  C_SaferCond ctx;
+  Locker locker;
+  MockGetLockerRequest *req = MockGetLockerRequest::create(
+    mock_image_ctx.md_ctx, mock_image_ctx.header_oid, true, &locker, &ctx);
+  req->send();
+  ASSERT_EQ(-EBUSY, ctx.wait());
+}
+
+TEST_F(TestMockManagedLockGetLockerRequest, GetLockInfoIncompatibleExclusive) {
+  REQUIRE_FEATURE(RBD_FEATURE_EXCLUSIVE_LOCK);
+
+  librbd::ImageCtx *ictx;
+  ASSERT_EQ(0, open_image(m_image_name, &ictx));
+
+  MockTestImageCtx mock_image_ctx(*ictx);
+  expect_op_work_queue(mock_image_ctx);
+
+  InSequence seq;
+  expect_get_lock_info(mock_image_ctx, 0, entity_name_t::CLIENT(1), "1.2.3.4",
+                       "auto 123", util::get_watcher_lock_tag(),
+                       LOCK_EXCLUSIVE);
+
+  C_SaferCond ctx;
+  Locker locker;
+  MockGetLockerRequest *req = MockGetLockerRequest::create(
+    mock_image_ctx.md_ctx, mock_image_ctx.header_oid, false, &locker, &ctx);
+  req->send();
+  ASSERT_EQ(-EBUSY, ctx.wait());
+}
+
+TEST_F(TestMockManagedLockGetLockerRequest, GetLockInfoExternalCookie) {
+  REQUIRE_FEATURE(RBD_FEATURE_EXCLUSIVE_LOCK);
+
+  librbd::ImageCtx *ictx;
+  ASSERT_EQ(0, open_image(m_image_name, &ictx));
+
+  MockTestImageCtx mock_image_ctx(*ictx);
+  expect_op_work_queue(mock_image_ctx);
+
+  InSequence seq;
+  expect_get_lock_info(mock_image_ctx, 0, entity_name_t::CLIENT(1), "1.2.3.4",
+                       "external cookie", util::get_watcher_lock_tag(),
+                       LOCK_EXCLUSIVE);
+
+  C_SaferCond ctx;
+  Locker locker;
+  MockGetLockerRequest *req = MockGetLockerRequest::create(
+    mock_image_ctx.md_ctx, mock_image_ctx.header_oid, true, &locker, &ctx);
+  req->send();
+  ASSERT_EQ(-EBUSY, ctx.wait());
+}
+
+} // namespace managed_lock
+} // namespace librbd