X-Git-Url: https://gerrit.opnfv.org/gerrit/gitweb?a=blobdiff_plain;f=src%2Fceph%2Fsrc%2Ftest%2Fjournal%2Ftest_ObjectRecorder.cc;fp=src%2Fceph%2Fsrc%2Ftest%2Fjournal%2Ftest_ObjectRecorder.cc;h=ed071c8d56b45ef0faad98e8344bff9fbd93be7c;hb=812ff6ca9fcd3e629e49d4328905f33eee8ca3f5;hp=0000000000000000000000000000000000000000;hpb=15280273faafb77777eab341909a3f495cf248d9;p=stor4nfv.git

diff --git a/src/ceph/src/test/journal/test_ObjectRecorder.cc b/src/ceph/src/test/journal/test_ObjectRecorder.cc
new file mode 100644
index 0000000..ed071c8
--- /dev/null
+++ b/src/ceph/src/test/journal/test_ObjectRecorder.cc
@@ -0,0 +1,435 @@
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#include "journal/ObjectRecorder.h"
+#include "common/Cond.h"
+#include "common/Mutex.h"
+#include "common/Timer.h"
+#include "gtest/gtest.h"
+#include "test/librados/test.h"
+#include "test/journal/RadosTestFixture.h"
+#include <limits>
+
+using std::shared_ptr;
+
+class TestObjectRecorder : public RadosTestFixture {
+public:
+  TestObjectRecorder()
+    : m_flush_interval(std::numeric_limits<uint32_t>::max()),
+      m_flush_bytes(std::numeric_limits<uint64_t>::max()),
+      m_flush_age(600)
+  {
+  }
+
+  struct Handler : public journal::ObjectRecorder::Handler {
+    Mutex lock;
+    shared_ptr<Mutex> object_lock;
+    Cond cond;
+    bool is_closed = false;
+    uint32_t overflows = 0;
+
+    Handler() : lock("lock") {
+    }
+
+    void closed(journal::ObjectRecorder *object_recorder) override {
+      Mutex::Locker locker(lock);
+      is_closed = true;
+      cond.Signal();
+    }
+    void overflow(journal::ObjectRecorder *object_recorder) override {
+      Mutex::Locker locker(lock);
+      journal::AppendBuffers append_buffers;
+      object_lock->Lock();
+      object_recorder->claim_append_buffers(&append_buffers);
+      object_lock->Unlock();
+
+      ++overflows;
+      cond.Signal();
+    }
+  };
+
+  typedef std::list<journal::ObjectRecorderPtr> ObjectRecorders;
+  typedef std::map<std::string, shared_ptr<Mutex>> ObjectRecorderLocksMap;
+
+  ObjectRecorders m_object_recorders;
+  ObjectRecorderLocksMap m_object_recorder_locks;
+
+  uint32_t m_flush_interval;
+  uint64_t m_flush_bytes;
+  double m_flush_age;
+  Handler m_handler;
+
+  void TearDown() override {
+    for (ObjectRecorders::iterator it = m_object_recorders.begin();
+         it != m_object_recorders.end(); ++it) {
+      C_SaferCond cond;
+      (*it)->flush(&cond);
+      cond.wait();
+    }
+    m_object_recorders.clear();
+
+    RadosTestFixture::TearDown();
+  }
+
+  inline void set_flush_interval(uint32_t i) {
+    m_flush_interval = i;
+  }
+  inline void set_flush_bytes(uint64_t i) {
+    m_flush_bytes = i;
+  }
+  inline void set_flush_age(double i) {
+    m_flush_age = i;
+  }
+
+  journal::AppendBuffer create_append_buffer(uint64_t tag_tid, uint64_t entry_tid,
+                                             const std::string &payload) {
+    journal::FutureImplPtr future(new journal::FutureImpl(tag_tid, entry_tid,
+                                                          456));
+    future->init(journal::FutureImplPtr());
+
+    bufferlist bl;
+    bl.append(payload);
+    return std::make_pair(future, bl);
+  }
+
+  journal::ObjectRecorderPtr create_object(const std::string &oid,
+                                           uint8_t order, shared_ptr<Mutex> lock) {
+    journal::ObjectRecorderPtr object(new journal::ObjectRecorder(
+      m_ioctx, oid, 0, lock, m_work_queue, *m_timer, m_timer_lock, &m_handler,
+      order, m_flush_interval, m_flush_bytes, m_flush_age));
+    m_object_recorders.push_back(object);
+    m_object_recorder_locks.insert(std::make_pair(oid, lock));
+    m_handler.object_lock = lock;
+    return object;
+  }
+};
+
+TEST_F(TestObjectRecorder, Append) {
+  std::string oid = get_temp_oid();
+  ASSERT_EQ(0, create(oid));
+  ASSERT_EQ(0, client_register(oid));
+  journal::JournalMetadataPtr metadata = create_metadata(oid);
+  ASSERT_EQ(0, init_metadata(metadata));
+
+  shared_ptr<Mutex> lock(new Mutex("object_recorder_lock"));
+  journal::ObjectRecorderPtr object = create_object(oid, 24, lock);
+
+  journal::AppendBuffer append_buffer1 = create_append_buffer(234, 123,
+                                                              "payload");
+  journal::AppendBuffers append_buffers;
+  append_buffers = {append_buffer1};
+  lock->Lock();
+  ASSERT_FALSE(object->append_unlock(std::move(append_buffers)));
+  ASSERT_EQ(1U, object->get_pending_appends());
+
+  journal::AppendBuffer append_buffer2 = create_append_buffer(234, 124,
+                                                              "payload");
+  append_buffers = {append_buffer2};
+  lock->Lock();
+  ASSERT_FALSE(object->append_unlock(std::move(append_buffers)));
+  ASSERT_EQ(2U, object->get_pending_appends());
+
+  C_SaferCond cond;
+  append_buffer2.first->flush(&cond);
+  ASSERT_EQ(0, cond.wait());
+  ASSERT_EQ(0U, object->get_pending_appends());
+}
+
+TEST_F(TestObjectRecorder, AppendFlushByCount) {
+  std::string oid = get_temp_oid();
+  ASSERT_EQ(0, create(oid));
+  ASSERT_EQ(0, client_register(oid));
+  journal::JournalMetadataPtr metadata = create_metadata(oid);
+  ASSERT_EQ(0, init_metadata(metadata));
+
+  set_flush_interval(2);
+  shared_ptr<Mutex> lock(new Mutex("object_recorder_lock"));
+  journal::ObjectRecorderPtr object = create_object(oid, 24, lock);
+
+  journal::AppendBuffer append_buffer1 = create_append_buffer(234, 123,
+                                                              "payload");
+  journal::AppendBuffers append_buffers;
+  append_buffers = {append_buffer1};
+  lock->Lock();
+  ASSERT_FALSE(object->append_unlock(std::move(append_buffers)));
+  ASSERT_EQ(1U, object->get_pending_appends());
+
+  journal::AppendBuffer append_buffer2 = create_append_buffer(234, 124,
+                                                              "payload");
+  append_buffers = {append_buffer2};
+  lock->Lock();
+  ASSERT_FALSE(object->append_unlock(std::move(append_buffers)));
+  ASSERT_EQ(0U, object->get_pending_appends());
+
+  C_SaferCond cond;
+  append_buffer2.first->wait(&cond);
+  ASSERT_EQ(0, cond.wait());
+}
+
+TEST_F(TestObjectRecorder, AppendFlushByBytes) {
+  std::string oid = get_temp_oid();
+  ASSERT_EQ(0, create(oid));
+  ASSERT_EQ(0, client_register(oid));
+  journal::JournalMetadataPtr metadata = create_metadata(oid);
+  ASSERT_EQ(0, init_metadata(metadata));
+
+  set_flush_bytes(10);
+  shared_ptr<Mutex> lock(new Mutex("object_recorder_lock"));
+  journal::ObjectRecorderPtr object = create_object(oid, 24, lock);
+
+  journal::AppendBuffer append_buffer1 = create_append_buffer(234, 123,
+                                                              "payload");
+  journal::AppendBuffers append_buffers;
+  append_buffers = {append_buffer1};
+  lock->Lock();
+  ASSERT_FALSE(object->append_unlock(std::move(append_buffers)));
+  ASSERT_EQ(1U, object->get_pending_appends());
+
+  journal::AppendBuffer append_buffer2 = create_append_buffer(234, 124,
+                                                              "payload");
+  append_buffers = {append_buffer2};
+  lock->Lock();
+  ASSERT_FALSE(object->append_unlock(std::move(append_buffers)));
+  ASSERT_EQ(0U, object->get_pending_appends());
+
+  C_SaferCond cond;
+  append_buffer2.first->wait(&cond);
+  ASSERT_EQ(0, cond.wait());
+}
+
+TEST_F(TestObjectRecorder, AppendFlushByAge) {
+  std::string oid = get_temp_oid();
+  ASSERT_EQ(0, create(oid));
+  ASSERT_EQ(0, client_register(oid));
+  journal::JournalMetadataPtr metadata = create_metadata(oid);
+  ASSERT_EQ(0, init_metadata(metadata));
+
+  set_flush_age(0.1);
+  shared_ptr<Mutex> lock(new Mutex("object_recorder_lock"));
+  journal::ObjectRecorderPtr object = create_object(oid, 24, lock);
+
+  journal::AppendBuffer append_buffer1 = create_append_buffer(234, 123,
+                                                              "payload");
+  journal::AppendBuffers append_buffers;
+  append_buffers = {append_buffer1};
+  lock->Lock();
+  ASSERT_FALSE(object->append_unlock(std::move(append_buffers)));
+
+  journal::AppendBuffer append_buffer2 = create_append_buffer(234, 124,
+                                                              "payload");
+  append_buffers = {append_buffer2};
+  lock->Lock();
+  ASSERT_FALSE(object->append_unlock(std::move(append_buffers)));
+
+  C_SaferCond cond;
+  append_buffer2.first->wait(&cond);
+  ASSERT_EQ(0, cond.wait());
+  ASSERT_EQ(0U, object->get_pending_appends());
+}
+
+TEST_F(TestObjectRecorder, AppendFilledObject) {
+  std::string oid = get_temp_oid();
+  ASSERT_EQ(0, create(oid));
+  ASSERT_EQ(0, client_register(oid));
+  journal::JournalMetadataPtr metadata = create_metadata(oid);
+  ASSERT_EQ(0, init_metadata(metadata));
+
+  shared_ptr<Mutex> lock(new Mutex("object_recorder_lock"));
+  journal::ObjectRecorderPtr object = create_object(oid, 12, lock);
+
+  std::string payload(2048, '1');
+  journal::AppendBuffer append_buffer1 = create_append_buffer(234, 123,
+                                                              payload);
+  journal::AppendBuffers append_buffers;
+  append_buffers = {append_buffer1};
+  lock->Lock();
+  ASSERT_FALSE(object->append_unlock(std::move(append_buffers)));
+
+  journal::AppendBuffer append_buffer2 = create_append_buffer(234, 124,
+                                                              payload);
+  append_buffers = {append_buffer2};
+  lock->Lock();
+  ASSERT_TRUE(object->append_unlock(std::move(append_buffers)));
+
+  C_SaferCond cond;
+  append_buffer2.first->wait(&cond);
+  ASSERT_EQ(0, cond.wait());
+  ASSERT_EQ(0U, object->get_pending_appends());
+}
+
+TEST_F(TestObjectRecorder, Flush) {
+  std::string oid = get_temp_oid();
+  ASSERT_EQ(0, create(oid));
+  ASSERT_EQ(0, client_register(oid));
+  journal::JournalMetadataPtr metadata = create_metadata(oid);
+  ASSERT_EQ(0, init_metadata(metadata));
+
+  shared_ptr<Mutex> lock(new Mutex("object_recorder_lock"));
+  journal::ObjectRecorderPtr object = create_object(oid, 24, lock);
+
+  journal::AppendBuffer append_buffer1 = create_append_buffer(234, 123,
+                                                              "payload");
+  journal::AppendBuffers append_buffers;
+  append_buffers = {append_buffer1};
+  lock->Lock();
+  ASSERT_FALSE(object->append_unlock(std::move(append_buffers)));
+  ASSERT_EQ(1U, object->get_pending_appends());
+
+  C_SaferCond cond1;
+  object->flush(&cond1);
+  ASSERT_EQ(0, cond1.wait());
+
+  C_SaferCond cond2;
+  append_buffer1.first->wait(&cond2);
+  ASSERT_EQ(0, cond2.wait());
+  ASSERT_EQ(0U, object->get_pending_appends());
+}
+
+TEST_F(TestObjectRecorder, FlushFuture) {
+  std::string oid = get_temp_oid();
+  ASSERT_EQ(0, create(oid));
+  ASSERT_EQ(0, client_register(oid));
+  journal::JournalMetadataPtr metadata = create_metadata(oid);
+  ASSERT_EQ(0, init_metadata(metadata));
+
+  shared_ptr<Mutex> lock(new Mutex("object_recorder_lock"));
+  journal::ObjectRecorderPtr object = create_object(oid, 24, lock);
+
+  journal::AppendBuffer append_buffer = create_append_buffer(234, 123,
+                                                             "payload");
+  journal::AppendBuffers append_buffers;
+  append_buffers = {append_buffer};
+  lock->Lock();
+  ASSERT_FALSE(object->append_unlock(std::move(append_buffers)));
+  ASSERT_EQ(1U, object->get_pending_appends());
+
+  C_SaferCond cond;
+  append_buffer.first->wait(&cond);
+  lock->Lock();
+  object->flush(append_buffer.first);
+  ASSERT_TRUE(lock->is_locked());
+  lock->Unlock();
+  ASSERT_TRUE(append_buffer.first->is_flush_in_progress() ||
+              append_buffer.first->is_complete());
+  ASSERT_EQ(0, cond.wait());
+}
+
+TEST_F(TestObjectRecorder, FlushDetachedFuture) {
+  std::string oid = get_temp_oid();
+  ASSERT_EQ(0, create(oid));
+  ASSERT_EQ(0, client_register(oid));
+  journal::JournalMetadataPtr metadata = create_metadata(oid);
+  ASSERT_EQ(0, init_metadata(metadata));
+
+  shared_ptr<Mutex> lock(new Mutex("object_recorder_lock"));
+  journal::ObjectRecorderPtr object = create_object(oid, 24, lock);
+
+  journal::AppendBuffer append_buffer = create_append_buffer(234, 123,
+                                                             "payload");
+
+  journal::AppendBuffers append_buffers;
+  append_buffers = {append_buffer};
+
+  lock->Lock();
+  object->flush(append_buffer.first);
+  ASSERT_TRUE(lock->is_locked());
+  lock->Unlock();
+  ASSERT_FALSE(append_buffer.first->is_flush_in_progress());
+  lock->Lock();
+  ASSERT_FALSE(object->append_unlock(std::move(append_buffers)));
+
+  // should automatically flush once its attached to the object
+  C_SaferCond cond;
+  append_buffer.first->wait(&cond);
+  ASSERT_EQ(0, cond.wait());
+}
+
+TEST_F(TestObjectRecorder, Close) {
+  std::string oid = get_temp_oid();
+  ASSERT_EQ(0, create(oid));
+  ASSERT_EQ(0, client_register(oid));
+  journal::JournalMetadataPtr metadata = create_metadata(oid);
+  ASSERT_EQ(0, init_metadata(metadata));
+
+  set_flush_interval(2);
+  shared_ptr<Mutex> lock(new Mutex("object_recorder_lock"));
+  journal::ObjectRecorderPtr object = create_object(oid, 24, lock);
+
+  journal::AppendBuffer append_buffer1 = create_append_buffer(234, 123,
+                                                              "payload");
+  journal::AppendBuffers append_buffers;
+  append_buffers = {append_buffer1};
+  lock->Lock();
+  ASSERT_FALSE(object->append_unlock(std::move(append_buffers)));
+  ASSERT_EQ(1U, object->get_pending_appends());
+
+  lock->Lock();
+  ASSERT_FALSE(object->close());
+  ASSERT_TRUE(lock->is_locked());
+  lock->Unlock();
+
+  {
+    Mutex::Locker locker(m_handler.lock);
+    while (!m_handler.is_closed) {
+      if (m_handler.cond.WaitInterval(
+            m_handler.lock, utime_t(10, 0)) != 0) {
+        break;
+      }
+    }
+  }
+
+  ASSERT_TRUE(m_handler.is_closed);
+  ASSERT_EQ(0U, object->get_pending_appends());
+}
+
+TEST_F(TestObjectRecorder, Overflow) {
+  std::string oid = get_temp_oid();
+  ASSERT_EQ(0, create(oid));
+  ASSERT_EQ(0, client_register(oid));
+  journal::JournalMetadataPtr metadata = create_metadata(oid);
+  ASSERT_EQ(0, init_metadata(metadata));
+
+  shared_ptr<Mutex> lock1(new Mutex("object_recorder_lock_1"));
+  journal::ObjectRecorderPtr object1 = create_object(oid, 12, lock1);
+  shared_ptr<Mutex> lock2(new Mutex("object_recorder_lock_2"));
+  journal::ObjectRecorderPtr object2 = create_object(oid, 12, lock2);
+
+  std::string payload(2048, '1');
+  journal::AppendBuffer append_buffer1 = create_append_buffer(234, 123,
+                                                              payload);
+  journal::AppendBuffer append_buffer2 = create_append_buffer(234, 124,
+                                                              payload);
+  journal::AppendBuffers append_buffers;
+  append_buffers = {append_buffer1, append_buffer2};
+  lock1->Lock();
+  ASSERT_TRUE(object1->append_unlock(std::move(append_buffers)));
+
+  C_SaferCond cond;
+  append_buffer2.first->wait(&cond);
+  ASSERT_EQ(0, cond.wait());
+  ASSERT_EQ(0U, object1->get_pending_appends());
+
+  journal::AppendBuffer append_buffer3 = create_append_buffer(456, 123,
+                                                              payload);
+  append_buffers = {append_buffer3};
+
+  lock2->Lock();
+  ASSERT_FALSE(object2->append_unlock(std::move(append_buffers)));
+  append_buffer3.first->flush(NULL);
+
+  bool overflowed = false;
+  {
+    Mutex::Locker locker(m_handler.lock);
+    while (m_handler.overflows == 0) {
+      if (m_handler.cond.WaitInterval(
+            m_handler.lock, utime_t(10, 0)) != 0) {
+        break;
+      }
+    }
+    if (m_handler.overflows != 0) {
+      overflowed = true;
+    }
+  }
+
+  ASSERT_TRUE(overflowed);
+}