000b9ec217
Summary: Many logging related source files are under util/. It will be more structured if they are together. Pull Request resolved: https://github.com/facebook/rocksdb/pull/5387 Differential Revision: D15579036 Pulled By: siying fbshipit-source-id: 3850134ed50b8c0bb40a0c8ae1f184fa4081303f
1775 lines
54 KiB
C++
1775 lines
54 KiB
C++
// Copyright (c) 2011-present, Facebook, Inc. All rights reserved.
|
|
// This source code is licensed under both the GPLv2 (found in the
|
|
// COPYING file in the root directory) and Apache 2.0 License
|
|
// (found in the LICENSE.Apache file in the root directory).
|
|
//
|
|
// Copyright (c) 2011 The LevelDB Authors. All rights reserved.
|
|
// Use of this source code is governed by a BSD-style license that can be
|
|
// found in the LICENSE file. See the AUTHORS file for names of contributors.
|
|
|
|
#ifndef OS_WIN
|
|
#include <sys/ioctl.h>
|
|
#endif
|
|
|
|
#ifdef ROCKSDB_MALLOC_USABLE_SIZE
|
|
#ifdef OS_FREEBSD
|
|
#include <malloc_np.h>
|
|
#else
|
|
#include <malloc.h>
|
|
#endif
|
|
#endif
|
|
#include <sys/types.h>
|
|
|
|
#include <iostream>
|
|
#include <unordered_set>
|
|
#include <atomic>
|
|
#include <list>
|
|
|
|
#ifdef OS_LINUX
|
|
#include <fcntl.h>
|
|
#include <linux/fs.h>
|
|
#include <stdlib.h>
|
|
#include <sys/stat.h>
|
|
#include <unistd.h>
|
|
#endif
|
|
|
|
#ifdef ROCKSDB_FALLOCATE_PRESENT
|
|
#include <errno.h>
|
|
#endif
|
|
|
|
#include "env/env_chroot.h"
|
|
#include "logging/log_buffer.h"
|
|
#include "port/port.h"
|
|
#include "rocksdb/env.h"
|
|
#include "test_util/sync_point.h"
|
|
#include "test_util/testharness.h"
|
|
#include "test_util/testutil.h"
|
|
#include "util/coding.h"
|
|
#include "util/mutexlock.h"
|
|
#include "util/string_util.h"
|
|
|
|
#ifdef OS_LINUX
|
|
static const size_t kPageSize = sysconf(_SC_PAGESIZE);
|
|
#else
|
|
static const size_t kPageSize = 4 * 1024;
|
|
#endif
|
|
|
|
namespace rocksdb {
|
|
|
|
static const int kDelayMicros = 100000;
|
|
|
|
struct Deleter {
|
|
explicit Deleter(void (*fn)(void*)) : fn_(fn) {}
|
|
|
|
void operator()(void* ptr) {
|
|
assert(fn_);
|
|
assert(ptr);
|
|
(*fn_)(ptr);
|
|
}
|
|
|
|
void (*fn_)(void*);
|
|
};
|
|
|
|
std::unique_ptr<char, Deleter> NewAligned(const size_t size, const char ch) {
|
|
char* ptr = nullptr;
|
|
#ifdef OS_WIN
|
|
if (nullptr == (ptr = reinterpret_cast<char*>(_aligned_malloc(size, kPageSize)))) {
|
|
return std::unique_ptr<char, Deleter>(nullptr, Deleter(_aligned_free));
|
|
}
|
|
std::unique_ptr<char, Deleter> uptr(ptr, Deleter(_aligned_free));
|
|
#else
|
|
if (posix_memalign(reinterpret_cast<void**>(&ptr), kPageSize, size) != 0) {
|
|
return std::unique_ptr<char, Deleter>(nullptr, Deleter(free));
|
|
}
|
|
std::unique_ptr<char, Deleter> uptr(ptr, Deleter(free));
|
|
#endif
|
|
memset(uptr.get(), ch, size);
|
|
return uptr;
|
|
}
|
|
|
|
class EnvPosixTest : public testing::Test {
|
|
private:
|
|
port::Mutex mu_;
|
|
std::string events_;
|
|
|
|
public:
|
|
Env* env_;
|
|
bool direct_io_;
|
|
EnvPosixTest() : env_(Env::Default()), direct_io_(false) {}
|
|
};
|
|
|
|
class EnvPosixTestWithParam
|
|
: public EnvPosixTest,
|
|
public ::testing::WithParamInterface<std::pair<Env*, bool>> {
|
|
public:
|
|
EnvPosixTestWithParam() {
|
|
std::pair<Env*, bool> param_pair = GetParam();
|
|
env_ = param_pair.first;
|
|
direct_io_ = param_pair.second;
|
|
}
|
|
|
|
void WaitThreadPoolsEmpty() {
|
|
// Wait until the thread pools are empty.
|
|
while (env_->GetThreadPoolQueueLen(Env::Priority::LOW) != 0) {
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
}
|
|
while (env_->GetThreadPoolQueueLen(Env::Priority::HIGH) != 0) {
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
}
|
|
}
|
|
|
|
~EnvPosixTestWithParam() override { WaitThreadPoolsEmpty(); }
|
|
};
|
|
|
|
static void SetBool(void* ptr) {
|
|
reinterpret_cast<std::atomic<bool>*>(ptr)->store(true);
|
|
}
|
|
|
|
TEST_F(EnvPosixTest, DISABLED_RunImmediately) {
|
|
for (int pri = Env::BOTTOM; pri < Env::TOTAL; ++pri) {
|
|
std::atomic<bool> called(false);
|
|
env_->SetBackgroundThreads(1, static_cast<Env::Priority>(pri));
|
|
env_->Schedule(&SetBool, &called, static_cast<Env::Priority>(pri));
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_TRUE(called.load());
|
|
}
|
|
}
|
|
|
|
TEST_F(EnvPosixTest, RunEventually) {
|
|
std::atomic<bool> called(false);
|
|
env_->StartThread(&SetBool, &called);
|
|
env_->WaitForJoin();
|
|
ASSERT_TRUE(called.load());
|
|
}
|
|
|
|
#ifdef OS_WIN
|
|
TEST_F(EnvPosixTest, AreFilesSame) {
|
|
{
|
|
bool tmp;
|
|
if (env_->AreFilesSame("", "", &tmp).IsNotSupported()) {
|
|
fprintf(stderr,
|
|
"skipping EnvBasicTestWithParam.AreFilesSame due to "
|
|
"unsupported Env::AreFilesSame\n");
|
|
return;
|
|
}
|
|
}
|
|
|
|
const EnvOptions soptions;
|
|
auto* env = Env::Default();
|
|
std::string same_file_name = test::PerThreadDBPath(env, "same_file");
|
|
std::string same_file_link_name = same_file_name + "_link";
|
|
|
|
std::unique_ptr<WritableFile> same_file;
|
|
ASSERT_OK(env->NewWritableFile(same_file_name,
|
|
&same_file, soptions));
|
|
same_file->Append("random_data");
|
|
ASSERT_OK(same_file->Flush());
|
|
same_file.reset();
|
|
|
|
ASSERT_OK(env->LinkFile(same_file_name, same_file_link_name));
|
|
bool result = false;
|
|
ASSERT_OK(env->AreFilesSame(same_file_name, same_file_link_name, &result));
|
|
ASSERT_TRUE(result);
|
|
}
|
|
#endif
|
|
|
|
#ifdef OS_LINUX
|
|
TEST_F(EnvPosixTest, DISABLED_FilePermission) {
|
|
// Only works for Linux environment
|
|
if (env_ == Env::Default()) {
|
|
EnvOptions soptions;
|
|
std::vector<std::string> fileNames{
|
|
test::PerThreadDBPath(env_, "testfile"),
|
|
test::PerThreadDBPath(env_, "testfile1")};
|
|
std::unique_ptr<WritableFile> wfile;
|
|
ASSERT_OK(env_->NewWritableFile(fileNames[0], &wfile, soptions));
|
|
ASSERT_OK(env_->NewWritableFile(fileNames[1], &wfile, soptions));
|
|
wfile.reset();
|
|
std::unique_ptr<RandomRWFile> rwfile;
|
|
ASSERT_OK(env_->NewRandomRWFile(fileNames[1], &rwfile, soptions));
|
|
|
|
struct stat sb;
|
|
for (const auto& filename : fileNames) {
|
|
if (::stat(filename.c_str(), &sb) == 0) {
|
|
ASSERT_EQ(sb.st_mode & 0777, 0644);
|
|
}
|
|
env_->DeleteFile(filename);
|
|
}
|
|
|
|
env_->SetAllowNonOwnerAccess(false);
|
|
ASSERT_OK(env_->NewWritableFile(fileNames[0], &wfile, soptions));
|
|
ASSERT_OK(env_->NewWritableFile(fileNames[1], &wfile, soptions));
|
|
wfile.reset();
|
|
ASSERT_OK(env_->NewRandomRWFile(fileNames[1], &rwfile, soptions));
|
|
|
|
for (const auto& filename : fileNames) {
|
|
if (::stat(filename.c_str(), &sb) == 0) {
|
|
ASSERT_EQ(sb.st_mode & 0777, 0600);
|
|
}
|
|
env_->DeleteFile(filename);
|
|
}
|
|
}
|
|
}
|
|
#endif
|
|
|
|
TEST_F(EnvPosixTest, MemoryMappedFileBuffer) {
|
|
const int kFileBytes = 1 << 15; // 32 KB
|
|
std::string expected_data;
|
|
std::string fname = test::PerThreadDBPath(env_, "testfile");
|
|
{
|
|
std::unique_ptr<WritableFile> wfile;
|
|
const EnvOptions soptions;
|
|
ASSERT_OK(env_->NewWritableFile(fname, &wfile, soptions));
|
|
|
|
Random rnd(301);
|
|
test::RandomString(&rnd, kFileBytes, &expected_data);
|
|
ASSERT_OK(wfile->Append(expected_data));
|
|
}
|
|
|
|
std::unique_ptr<MemoryMappedFileBuffer> mmap_buffer;
|
|
Status status = env_->NewMemoryMappedFileBuffer(fname, &mmap_buffer);
|
|
// it should be supported at least on linux
|
|
#if !defined(OS_LINUX)
|
|
if (status.IsNotSupported()) {
|
|
fprintf(stderr,
|
|
"skipping EnvPosixTest.MemoryMappedFileBuffer due to "
|
|
"unsupported Env::NewMemoryMappedFileBuffer\n");
|
|
return;
|
|
}
|
|
#endif // !defined(OS_LINUX)
|
|
|
|
ASSERT_OK(status);
|
|
ASSERT_NE(nullptr, mmap_buffer.get());
|
|
ASSERT_NE(nullptr, mmap_buffer->GetBase());
|
|
ASSERT_EQ(kFileBytes, mmap_buffer->GetLen());
|
|
std::string actual_data(reinterpret_cast<const char*>(mmap_buffer->GetBase()),
|
|
mmap_buffer->GetLen());
|
|
ASSERT_EQ(expected_data, actual_data);
|
|
}
|
|
|
|
TEST_P(EnvPosixTestWithParam, UnSchedule) {
|
|
std::atomic<bool> called(false);
|
|
env_->SetBackgroundThreads(1, Env::LOW);
|
|
|
|
/* Block the low priority queue */
|
|
test::SleepingBackgroundTask sleeping_task, sleeping_task1;
|
|
env_->Schedule(&test::SleepingBackgroundTask::DoSleepTask, &sleeping_task,
|
|
Env::Priority::LOW);
|
|
|
|
/* Schedule another task */
|
|
env_->Schedule(&test::SleepingBackgroundTask::DoSleepTask, &sleeping_task1,
|
|
Env::Priority::LOW, &sleeping_task1);
|
|
|
|
/* Remove it with a different tag */
|
|
ASSERT_EQ(0, env_->UnSchedule(&called, Env::Priority::LOW));
|
|
|
|
/* Remove it from the queue with the right tag */
|
|
ASSERT_EQ(1, env_->UnSchedule(&sleeping_task1, Env::Priority::LOW));
|
|
|
|
// Unblock background thread
|
|
sleeping_task.WakeUp();
|
|
|
|
/* Schedule another task */
|
|
env_->Schedule(&SetBool, &called);
|
|
for (int i = 0; i < kDelayMicros; i++) {
|
|
if (called.load()) {
|
|
break;
|
|
}
|
|
Env::Default()->SleepForMicroseconds(1);
|
|
}
|
|
ASSERT_TRUE(called.load());
|
|
|
|
ASSERT_TRUE(!sleeping_task.IsSleeping() && !sleeping_task1.IsSleeping());
|
|
WaitThreadPoolsEmpty();
|
|
}
|
|
|
|
// This tests assumes that the last scheduled
|
|
// task will run last. In fact, in the allotted
|
|
// sleeping time nothing may actually run or they may
|
|
// run in any order. The purpose of the test is unclear.
|
|
#ifndef OS_WIN
|
|
TEST_P(EnvPosixTestWithParam, RunMany) {
|
|
std::atomic<int> last_id(0);
|
|
|
|
struct CB {
|
|
std::atomic<int>* last_id_ptr; // Pointer to shared slot
|
|
int id; // Order# for the execution of this callback
|
|
|
|
CB(std::atomic<int>* p, int i) : last_id_ptr(p), id(i) {}
|
|
|
|
static void Run(void* v) {
|
|
CB* cb = reinterpret_cast<CB*>(v);
|
|
int cur = cb->last_id_ptr->load();
|
|
ASSERT_EQ(cb->id - 1, cur);
|
|
cb->last_id_ptr->store(cb->id);
|
|
}
|
|
};
|
|
|
|
// Schedule in different order than start time
|
|
CB cb1(&last_id, 1);
|
|
CB cb2(&last_id, 2);
|
|
CB cb3(&last_id, 3);
|
|
CB cb4(&last_id, 4);
|
|
env_->Schedule(&CB::Run, &cb1);
|
|
env_->Schedule(&CB::Run, &cb2);
|
|
env_->Schedule(&CB::Run, &cb3);
|
|
env_->Schedule(&CB::Run, &cb4);
|
|
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
int cur = last_id.load(std::memory_order_acquire);
|
|
ASSERT_EQ(4, cur);
|
|
WaitThreadPoolsEmpty();
|
|
}
|
|
#endif
|
|
|
|
struct State {
|
|
port::Mutex mu;
|
|
int val;
|
|
int num_running;
|
|
};
|
|
|
|
static void ThreadBody(void* arg) {
|
|
State* s = reinterpret_cast<State*>(arg);
|
|
s->mu.Lock();
|
|
s->val += 1;
|
|
s->num_running -= 1;
|
|
s->mu.Unlock();
|
|
}
|
|
|
|
TEST_P(EnvPosixTestWithParam, StartThread) {
|
|
State state;
|
|
state.val = 0;
|
|
state.num_running = 3;
|
|
for (int i = 0; i < 3; i++) {
|
|
env_->StartThread(&ThreadBody, &state);
|
|
}
|
|
while (true) {
|
|
state.mu.Lock();
|
|
int num = state.num_running;
|
|
state.mu.Unlock();
|
|
if (num == 0) {
|
|
break;
|
|
}
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
}
|
|
ASSERT_EQ(state.val, 3);
|
|
WaitThreadPoolsEmpty();
|
|
}
|
|
|
|
TEST_P(EnvPosixTestWithParam, TwoPools) {
|
|
// Data structures to signal tasks to run.
|
|
port::Mutex mutex;
|
|
port::CondVar cv(&mutex);
|
|
bool should_start = false;
|
|
|
|
class CB {
|
|
public:
|
|
CB(const std::string& pool_name, int pool_size, port::Mutex* trigger_mu,
|
|
port::CondVar* trigger_cv, bool* _should_start)
|
|
: mu_(),
|
|
num_running_(0),
|
|
num_finished_(0),
|
|
pool_size_(pool_size),
|
|
pool_name_(pool_name),
|
|
trigger_mu_(trigger_mu),
|
|
trigger_cv_(trigger_cv),
|
|
should_start_(_should_start) {}
|
|
|
|
static void Run(void* v) {
|
|
CB* cb = reinterpret_cast<CB*>(v);
|
|
cb->Run();
|
|
}
|
|
|
|
void Run() {
|
|
{
|
|
MutexLock l(&mu_);
|
|
num_running_++;
|
|
// make sure we don't have more than pool_size_ jobs running.
|
|
ASSERT_LE(num_running_, pool_size_.load());
|
|
}
|
|
|
|
{
|
|
MutexLock l(trigger_mu_);
|
|
while (!(*should_start_)) {
|
|
trigger_cv_->Wait();
|
|
}
|
|
}
|
|
|
|
{
|
|
MutexLock l(&mu_);
|
|
num_running_--;
|
|
num_finished_++;
|
|
}
|
|
}
|
|
|
|
int NumFinished() {
|
|
MutexLock l(&mu_);
|
|
return num_finished_;
|
|
}
|
|
|
|
void Reset(int pool_size) {
|
|
pool_size_.store(pool_size);
|
|
num_finished_ = 0;
|
|
}
|
|
|
|
private:
|
|
port::Mutex mu_;
|
|
int num_running_;
|
|
int num_finished_;
|
|
std::atomic<int> pool_size_;
|
|
std::string pool_name_;
|
|
port::Mutex* trigger_mu_;
|
|
port::CondVar* trigger_cv_;
|
|
bool* should_start_;
|
|
};
|
|
|
|
const int kLowPoolSize = 2;
|
|
const int kHighPoolSize = 4;
|
|
const int kJobs = 8;
|
|
|
|
CB low_pool_job("low", kLowPoolSize, &mutex, &cv, &should_start);
|
|
CB high_pool_job("high", kHighPoolSize, &mutex, &cv, &should_start);
|
|
|
|
env_->SetBackgroundThreads(kLowPoolSize);
|
|
env_->SetBackgroundThreads(kHighPoolSize, Env::Priority::HIGH);
|
|
|
|
ASSERT_EQ(0U, env_->GetThreadPoolQueueLen(Env::Priority::LOW));
|
|
ASSERT_EQ(0U, env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
|
|
// schedule same number of jobs in each pool
|
|
for (int i = 0; i < kJobs; i++) {
|
|
env_->Schedule(&CB::Run, &low_pool_job);
|
|
env_->Schedule(&CB::Run, &high_pool_job, Env::Priority::HIGH);
|
|
}
|
|
// Wait a short while for the jobs to be dispatched.
|
|
int sleep_count = 0;
|
|
while ((unsigned int)(kJobs - kLowPoolSize) !=
|
|
env_->GetThreadPoolQueueLen(Env::Priority::LOW) ||
|
|
(unsigned int)(kJobs - kHighPoolSize) !=
|
|
env_->GetThreadPoolQueueLen(Env::Priority::HIGH)) {
|
|
env_->SleepForMicroseconds(kDelayMicros);
|
|
if (++sleep_count > 100) {
|
|
break;
|
|
}
|
|
}
|
|
|
|
ASSERT_EQ((unsigned int)(kJobs - kLowPoolSize),
|
|
env_->GetThreadPoolQueueLen());
|
|
ASSERT_EQ((unsigned int)(kJobs - kLowPoolSize),
|
|
env_->GetThreadPoolQueueLen(Env::Priority::LOW));
|
|
ASSERT_EQ((unsigned int)(kJobs - kHighPoolSize),
|
|
env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
|
|
// Trigger jobs to run.
|
|
{
|
|
MutexLock l(&mutex);
|
|
should_start = true;
|
|
cv.SignalAll();
|
|
}
|
|
|
|
// wait for all jobs to finish
|
|
while (low_pool_job.NumFinished() < kJobs ||
|
|
high_pool_job.NumFinished() < kJobs) {
|
|
env_->SleepForMicroseconds(kDelayMicros);
|
|
}
|
|
|
|
ASSERT_EQ(0U, env_->GetThreadPoolQueueLen(Env::Priority::LOW));
|
|
ASSERT_EQ(0U, env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
|
|
// Hold jobs to schedule;
|
|
should_start = false;
|
|
|
|
// call IncBackgroundThreadsIfNeeded to two pools. One increasing and
|
|
// the other decreasing
|
|
env_->IncBackgroundThreadsIfNeeded(kLowPoolSize - 1, Env::Priority::LOW);
|
|
env_->IncBackgroundThreadsIfNeeded(kHighPoolSize + 1, Env::Priority::HIGH);
|
|
high_pool_job.Reset(kHighPoolSize + 1);
|
|
low_pool_job.Reset(kLowPoolSize);
|
|
|
|
// schedule same number of jobs in each pool
|
|
for (int i = 0; i < kJobs; i++) {
|
|
env_->Schedule(&CB::Run, &low_pool_job);
|
|
env_->Schedule(&CB::Run, &high_pool_job, Env::Priority::HIGH);
|
|
}
|
|
// Wait a short while for the jobs to be dispatched.
|
|
sleep_count = 0;
|
|
while ((unsigned int)(kJobs - kLowPoolSize) !=
|
|
env_->GetThreadPoolQueueLen(Env::Priority::LOW) ||
|
|
(unsigned int)(kJobs - (kHighPoolSize + 1)) !=
|
|
env_->GetThreadPoolQueueLen(Env::Priority::HIGH)) {
|
|
env_->SleepForMicroseconds(kDelayMicros);
|
|
if (++sleep_count > 100) {
|
|
break;
|
|
}
|
|
}
|
|
ASSERT_EQ((unsigned int)(kJobs - kLowPoolSize),
|
|
env_->GetThreadPoolQueueLen());
|
|
ASSERT_EQ((unsigned int)(kJobs - kLowPoolSize),
|
|
env_->GetThreadPoolQueueLen(Env::Priority::LOW));
|
|
ASSERT_EQ((unsigned int)(kJobs - (kHighPoolSize + 1)),
|
|
env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
|
|
// Trigger jobs to run.
|
|
{
|
|
MutexLock l(&mutex);
|
|
should_start = true;
|
|
cv.SignalAll();
|
|
}
|
|
|
|
// wait for all jobs to finish
|
|
while (low_pool_job.NumFinished() < kJobs ||
|
|
high_pool_job.NumFinished() < kJobs) {
|
|
env_->SleepForMicroseconds(kDelayMicros);
|
|
}
|
|
|
|
env_->SetBackgroundThreads(kHighPoolSize, Env::Priority::HIGH);
|
|
WaitThreadPoolsEmpty();
|
|
}
|
|
|
|
TEST_P(EnvPosixTestWithParam, DecreaseNumBgThreads) {
|
|
std::vector<test::SleepingBackgroundTask> tasks(10);
|
|
|
|
// Set number of thread to 1 first.
|
|
env_->SetBackgroundThreads(1, Env::Priority::HIGH);
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
|
|
// Schedule 3 tasks. 0 running; Task 1, 2 waiting.
|
|
for (size_t i = 0; i < 3; i++) {
|
|
env_->Schedule(&test::SleepingBackgroundTask::DoSleepTask, &tasks[i],
|
|
Env::Priority::HIGH);
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
}
|
|
ASSERT_EQ(2U, env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
ASSERT_TRUE(tasks[0].IsSleeping());
|
|
ASSERT_TRUE(!tasks[1].IsSleeping());
|
|
ASSERT_TRUE(!tasks[2].IsSleeping());
|
|
|
|
// Increase to 2 threads. Task 0, 1 running; 2 waiting
|
|
env_->SetBackgroundThreads(2, Env::Priority::HIGH);
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_EQ(1U, env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
ASSERT_TRUE(tasks[0].IsSleeping());
|
|
ASSERT_TRUE(tasks[1].IsSleeping());
|
|
ASSERT_TRUE(!tasks[2].IsSleeping());
|
|
|
|
// Shrink back to 1 thread. Still task 0, 1 running, 2 waiting
|
|
env_->SetBackgroundThreads(1, Env::Priority::HIGH);
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_EQ(1U, env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
ASSERT_TRUE(tasks[0].IsSleeping());
|
|
ASSERT_TRUE(tasks[1].IsSleeping());
|
|
ASSERT_TRUE(!tasks[2].IsSleeping());
|
|
|
|
// The last task finishes. Task 0 running, 2 waiting.
|
|
tasks[1].WakeUp();
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_EQ(1U, env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
ASSERT_TRUE(tasks[0].IsSleeping());
|
|
ASSERT_TRUE(!tasks[1].IsSleeping());
|
|
ASSERT_TRUE(!tasks[2].IsSleeping());
|
|
|
|
// Increase to 5 threads. Task 0 and 2 running.
|
|
env_->SetBackgroundThreads(5, Env::Priority::HIGH);
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_EQ((unsigned int)0, env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
ASSERT_TRUE(tasks[0].IsSleeping());
|
|
ASSERT_TRUE(tasks[2].IsSleeping());
|
|
|
|
// Change number of threads a couple of times while there is no sufficient
|
|
// tasks.
|
|
env_->SetBackgroundThreads(7, Env::Priority::HIGH);
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
tasks[2].WakeUp();
|
|
ASSERT_EQ(0U, env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
env_->SetBackgroundThreads(3, Env::Priority::HIGH);
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_EQ(0U, env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
env_->SetBackgroundThreads(4, Env::Priority::HIGH);
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_EQ(0U, env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
env_->SetBackgroundThreads(5, Env::Priority::HIGH);
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_EQ(0U, env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
env_->SetBackgroundThreads(4, Env::Priority::HIGH);
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_EQ(0U, env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros * 50);
|
|
|
|
// Enqueue 5 more tasks. Thread pool size now is 4.
|
|
// Task 0, 3, 4, 5 running;6, 7 waiting.
|
|
for (size_t i = 3; i < 8; i++) {
|
|
env_->Schedule(&test::SleepingBackgroundTask::DoSleepTask, &tasks[i],
|
|
Env::Priority::HIGH);
|
|
}
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_EQ(2U, env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
ASSERT_TRUE(tasks[3].IsSleeping());
|
|
ASSERT_TRUE(tasks[4].IsSleeping());
|
|
ASSERT_TRUE(tasks[5].IsSleeping());
|
|
ASSERT_TRUE(!tasks[6].IsSleeping());
|
|
ASSERT_TRUE(!tasks[7].IsSleeping());
|
|
|
|
// Wake up task 0, 3 and 4. Task 5, 6, 7 running.
|
|
tasks[0].WakeUp();
|
|
tasks[3].WakeUp();
|
|
tasks[4].WakeUp();
|
|
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_EQ((unsigned int)0, env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
for (size_t i = 5; i < 8; i++) {
|
|
ASSERT_TRUE(tasks[i].IsSleeping());
|
|
}
|
|
|
|
// Shrink back to 1 thread. Still task 5, 6, 7 running
|
|
env_->SetBackgroundThreads(1, Env::Priority::HIGH);
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_TRUE(tasks[5].IsSleeping());
|
|
ASSERT_TRUE(tasks[6].IsSleeping());
|
|
ASSERT_TRUE(tasks[7].IsSleeping());
|
|
|
|
// Wake up task 6. Task 5, 7 running
|
|
tasks[6].WakeUp();
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_TRUE(tasks[5].IsSleeping());
|
|
ASSERT_TRUE(!tasks[6].IsSleeping());
|
|
ASSERT_TRUE(tasks[7].IsSleeping());
|
|
|
|
// Wake up threads 7. Task 5 running
|
|
tasks[7].WakeUp();
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_TRUE(!tasks[7].IsSleeping());
|
|
|
|
// Enqueue thread 8 and 9. Task 5 running; one of 8, 9 might be running.
|
|
env_->Schedule(&test::SleepingBackgroundTask::DoSleepTask, &tasks[8],
|
|
Env::Priority::HIGH);
|
|
env_->Schedule(&test::SleepingBackgroundTask::DoSleepTask, &tasks[9],
|
|
Env::Priority::HIGH);
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_GT(env_->GetThreadPoolQueueLen(Env::Priority::HIGH), (unsigned int)0);
|
|
ASSERT_TRUE(!tasks[8].IsSleeping() || !tasks[9].IsSleeping());
|
|
|
|
// Increase to 4 threads. Task 5, 8, 9 running.
|
|
env_->SetBackgroundThreads(4, Env::Priority::HIGH);
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_EQ((unsigned int)0, env_->GetThreadPoolQueueLen(Env::Priority::HIGH));
|
|
ASSERT_TRUE(tasks[8].IsSleeping());
|
|
ASSERT_TRUE(tasks[9].IsSleeping());
|
|
|
|
// Shrink to 1 thread
|
|
env_->SetBackgroundThreads(1, Env::Priority::HIGH);
|
|
|
|
// Wake up thread 9.
|
|
tasks[9].WakeUp();
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_TRUE(!tasks[9].IsSleeping());
|
|
ASSERT_TRUE(tasks[8].IsSleeping());
|
|
|
|
// Wake up thread 8
|
|
tasks[8].WakeUp();
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_TRUE(!tasks[8].IsSleeping());
|
|
|
|
// Wake up the last thread
|
|
tasks[5].WakeUp();
|
|
|
|
Env::Default()->SleepForMicroseconds(kDelayMicros);
|
|
ASSERT_TRUE(!tasks[5].IsSleeping());
|
|
WaitThreadPoolsEmpty();
|
|
}
|
|
|
|
#if (defined OS_LINUX || defined OS_WIN)
|
|
// Travis doesn't support fallocate or getting unique ID from files for whatever
|
|
// reason.
|
|
#ifndef TRAVIS
|
|
|
|
namespace {
|
|
bool IsSingleVarint(const std::string& s) {
|
|
Slice slice(s);
|
|
|
|
uint64_t v;
|
|
if (!GetVarint64(&slice, &v)) {
|
|
return false;
|
|
}
|
|
|
|
return slice.size() == 0;
|
|
}
|
|
|
|
bool IsUniqueIDValid(const std::string& s) {
|
|
return !s.empty() && !IsSingleVarint(s);
|
|
}
|
|
|
|
const size_t MAX_ID_SIZE = 100;
|
|
char temp_id[MAX_ID_SIZE];
|
|
|
|
|
|
} // namespace
|
|
|
|
// Determine whether we can use the FS_IOC_GETVERSION ioctl
|
|
// on a file in directory DIR. Create a temporary file therein,
|
|
// try to apply the ioctl (save that result), cleanup and
|
|
// return the result. Return true if it is supported, and
|
|
// false if anything fails.
|
|
// Note that this function "knows" that dir has just been created
|
|
// and is empty, so we create a simply-named test file: "f".
|
|
bool ioctl_support__FS_IOC_GETVERSION(const std::string& dir) {
|
|
#ifdef OS_WIN
|
|
return true;
|
|
#else
|
|
const std::string file = dir + "/f";
|
|
int fd;
|
|
do {
|
|
fd = open(file.c_str(), O_CREAT | O_RDWR | O_TRUNC, 0644);
|
|
} while (fd < 0 && errno == EINTR);
|
|
long int version;
|
|
bool ok = (fd >= 0 && ioctl(fd, FS_IOC_GETVERSION, &version) >= 0);
|
|
|
|
close(fd);
|
|
unlink(file.c_str());
|
|
|
|
return ok;
|
|
#endif
|
|
}
|
|
|
|
// To ensure that Env::GetUniqueId-related tests work correctly, the files
|
|
// should be stored in regular storage like "hard disk" or "flash device",
|
|
// and not on a tmpfs file system (like /dev/shm and /tmp on some systems).
|
|
// Otherwise we cannot get the correct id.
|
|
//
|
|
// This function serves as the replacement for test::TmpDir(), which may be
|
|
// customized to be on a file system that doesn't work with GetUniqueId().
|
|
|
|
class IoctlFriendlyTmpdir {
|
|
public:
|
|
explicit IoctlFriendlyTmpdir() {
|
|
char dir_buf[100];
|
|
|
|
const char *fmt = "%s/rocksdb.XXXXXX";
|
|
const char *tmp = getenv("TEST_IOCTL_FRIENDLY_TMPDIR");
|
|
|
|
#ifdef OS_WIN
|
|
#define rmdir _rmdir
|
|
if(tmp == nullptr) {
|
|
tmp = getenv("TMP");
|
|
}
|
|
|
|
snprintf(dir_buf, sizeof dir_buf, fmt, tmp);
|
|
auto result = _mktemp(dir_buf);
|
|
assert(result != nullptr);
|
|
BOOL ret = CreateDirectory(dir_buf, NULL);
|
|
assert(ret == TRUE);
|
|
dir_ = dir_buf;
|
|
#else
|
|
std::list<std::string> candidate_dir_list = {"/var/tmp", "/tmp"};
|
|
|
|
// If $TEST_IOCTL_FRIENDLY_TMPDIR/rocksdb.XXXXXX fits, use
|
|
// $TEST_IOCTL_FRIENDLY_TMPDIR; subtract 2 for the "%s", and
|
|
// add 1 for the trailing NUL byte.
|
|
if (tmp && strlen(tmp) + strlen(fmt) - 2 + 1 <= sizeof dir_buf) {
|
|
// use $TEST_IOCTL_FRIENDLY_TMPDIR value
|
|
candidate_dir_list.push_front(tmp);
|
|
}
|
|
|
|
for (const std::string& d : candidate_dir_list) {
|
|
snprintf(dir_buf, sizeof dir_buf, fmt, d.c_str());
|
|
if (mkdtemp(dir_buf)) {
|
|
if (ioctl_support__FS_IOC_GETVERSION(dir_buf)) {
|
|
dir_ = dir_buf;
|
|
return;
|
|
} else {
|
|
// Diagnose ioctl-related failure only if this is the
|
|
// directory specified via that envvar.
|
|
if (tmp && tmp == d) {
|
|
fprintf(stderr, "TEST_IOCTL_FRIENDLY_TMPDIR-specified directory is "
|
|
"not suitable: %s\n", d.c_str());
|
|
}
|
|
rmdir(dir_buf); // ignore failure
|
|
}
|
|
} else {
|
|
// mkdtemp failed: diagnose it, but don't give up.
|
|
fprintf(stderr, "mkdtemp(%s/...) failed: %s\n", d.c_str(),
|
|
strerror(errno));
|
|
}
|
|
}
|
|
|
|
fprintf(stderr, "failed to find an ioctl-friendly temporary directory;"
|
|
" specify one via the TEST_IOCTL_FRIENDLY_TMPDIR envvar\n");
|
|
std::abort();
|
|
#endif
|
|
}
|
|
|
|
~IoctlFriendlyTmpdir() {
|
|
rmdir(dir_.c_str());
|
|
}
|
|
|
|
const std::string& name() const {
|
|
return dir_;
|
|
}
|
|
|
|
private:
|
|
std::string dir_;
|
|
};
|
|
|
|
#ifndef ROCKSDB_LITE
|
|
TEST_F(EnvPosixTest, PositionedAppend) {
|
|
std::unique_ptr<WritableFile> writable_file;
|
|
EnvOptions options;
|
|
options.use_direct_writes = true;
|
|
options.use_mmap_writes = false;
|
|
IoctlFriendlyTmpdir ift;
|
|
ASSERT_OK(env_->NewWritableFile(ift.name() + "/f", &writable_file, options));
|
|
const size_t kBlockSize = 4096;
|
|
const size_t kDataSize = kPageSize;
|
|
// Write a page worth of 'a'
|
|
auto data_ptr = NewAligned(kDataSize, 'a');
|
|
Slice data_a(data_ptr.get(), kDataSize);
|
|
ASSERT_OK(writable_file->PositionedAppend(data_a, 0U));
|
|
// Write a page worth of 'b' right after the first sector
|
|
data_ptr = NewAligned(kDataSize, 'b');
|
|
Slice data_b(data_ptr.get(), kDataSize);
|
|
ASSERT_OK(writable_file->PositionedAppend(data_b, kBlockSize));
|
|
ASSERT_OK(writable_file->Close());
|
|
// The file now has 1 sector worth of a followed by a page worth of b
|
|
|
|
// Verify the above
|
|
std::unique_ptr<SequentialFile> seq_file;
|
|
ASSERT_OK(env_->NewSequentialFile(ift.name() + "/f", &seq_file, options));
|
|
char scratch[kPageSize * 2];
|
|
Slice result;
|
|
ASSERT_OK(seq_file->Read(sizeof(scratch), &result, scratch));
|
|
ASSERT_EQ(kPageSize + kBlockSize, result.size());
|
|
ASSERT_EQ('a', result[kBlockSize - 1]);
|
|
ASSERT_EQ('b', result[kBlockSize]);
|
|
}
|
|
#endif // !ROCKSDB_LITE
|
|
|
|
// Only works in linux platforms
|
|
TEST_P(EnvPosixTestWithParam, RandomAccessUniqueID) {
|
|
// Create file.
|
|
if (env_ == Env::Default()) {
|
|
EnvOptions soptions;
|
|
soptions.use_direct_reads = soptions.use_direct_writes = direct_io_;
|
|
IoctlFriendlyTmpdir ift;
|
|
std::string fname = ift.name() + "/testfile";
|
|
std::unique_ptr<WritableFile> wfile;
|
|
ASSERT_OK(env_->NewWritableFile(fname, &wfile, soptions));
|
|
|
|
std::unique_ptr<RandomAccessFile> file;
|
|
|
|
// Get Unique ID
|
|
ASSERT_OK(env_->NewRandomAccessFile(fname, &file, soptions));
|
|
size_t id_size = file->GetUniqueId(temp_id, MAX_ID_SIZE);
|
|
ASSERT_TRUE(id_size > 0);
|
|
std::string unique_id1(temp_id, id_size);
|
|
ASSERT_TRUE(IsUniqueIDValid(unique_id1));
|
|
|
|
// Get Unique ID again
|
|
ASSERT_OK(env_->NewRandomAccessFile(fname, &file, soptions));
|
|
id_size = file->GetUniqueId(temp_id, MAX_ID_SIZE);
|
|
ASSERT_TRUE(id_size > 0);
|
|
std::string unique_id2(temp_id, id_size);
|
|
ASSERT_TRUE(IsUniqueIDValid(unique_id2));
|
|
|
|
// Get Unique ID again after waiting some time.
|
|
env_->SleepForMicroseconds(1000000);
|
|
ASSERT_OK(env_->NewRandomAccessFile(fname, &file, soptions));
|
|
id_size = file->GetUniqueId(temp_id, MAX_ID_SIZE);
|
|
ASSERT_TRUE(id_size > 0);
|
|
std::string unique_id3(temp_id, id_size);
|
|
ASSERT_TRUE(IsUniqueIDValid(unique_id3));
|
|
|
|
// Check IDs are the same.
|
|
ASSERT_EQ(unique_id1, unique_id2);
|
|
ASSERT_EQ(unique_id2, unique_id3);
|
|
|
|
// Delete the file
|
|
env_->DeleteFile(fname);
|
|
}
|
|
}
|
|
|
|
// only works in linux platforms
|
|
#ifdef ROCKSDB_FALLOCATE_PRESENT
|
|
TEST_P(EnvPosixTestWithParam, AllocateTest) {
|
|
if (env_ == Env::Default()) {
|
|
IoctlFriendlyTmpdir ift;
|
|
std::string fname = ift.name() + "/preallocate_testfile";
|
|
|
|
// Try fallocate in a file to see whether the target file system supports
|
|
// it.
|
|
// Skip the test if fallocate is not supported.
|
|
std::string fname_test_fallocate = ift.name() + "/preallocate_testfile_2";
|
|
int fd = -1;
|
|
do {
|
|
fd = open(fname_test_fallocate.c_str(), O_CREAT | O_RDWR | O_TRUNC, 0644);
|
|
} while (fd < 0 && errno == EINTR);
|
|
ASSERT_GT(fd, 0);
|
|
|
|
int alloc_status = fallocate(fd, 0, 0, 1);
|
|
|
|
int err_number = 0;
|
|
if (alloc_status != 0) {
|
|
err_number = errno;
|
|
fprintf(stderr, "Warning: fallocate() fails, %s\n", strerror(err_number));
|
|
}
|
|
close(fd);
|
|
ASSERT_OK(env_->DeleteFile(fname_test_fallocate));
|
|
if (alloc_status != 0 && err_number == EOPNOTSUPP) {
|
|
// The filesystem containing the file does not support fallocate
|
|
return;
|
|
}
|
|
|
|
EnvOptions soptions;
|
|
soptions.use_mmap_writes = false;
|
|
soptions.use_direct_reads = soptions.use_direct_writes = direct_io_;
|
|
std::unique_ptr<WritableFile> wfile;
|
|
ASSERT_OK(env_->NewWritableFile(fname, &wfile, soptions));
|
|
|
|
// allocate 100 MB
|
|
size_t kPreallocateSize = 100 * 1024 * 1024;
|
|
size_t kBlockSize = 512;
|
|
size_t kPageSize = 4096;
|
|
size_t kDataSize = 1024 * 1024;
|
|
auto data_ptr = NewAligned(kDataSize, 'A');
|
|
Slice data(data_ptr.get(), kDataSize);
|
|
wfile->SetPreallocationBlockSize(kPreallocateSize);
|
|
wfile->PrepareWrite(wfile->GetFileSize(), kDataSize);
|
|
ASSERT_OK(wfile->Append(data));
|
|
ASSERT_OK(wfile->Flush());
|
|
|
|
struct stat f_stat;
|
|
ASSERT_EQ(stat(fname.c_str(), &f_stat), 0);
|
|
ASSERT_EQ((unsigned int)kDataSize, f_stat.st_size);
|
|
// verify that blocks are preallocated
|
|
// Note here that we don't check the exact number of blocks preallocated --
|
|
// we only require that number of allocated blocks is at least what we
|
|
// expect.
|
|
// It looks like some FS give us more blocks that we asked for. That's fine.
|
|
// It might be worth investigating further.
|
|
ASSERT_LE((unsigned int)(kPreallocateSize / kBlockSize), f_stat.st_blocks);
|
|
|
|
// close the file, should deallocate the blocks
|
|
wfile.reset();
|
|
|
|
stat(fname.c_str(), &f_stat);
|
|
ASSERT_EQ((unsigned int)kDataSize, f_stat.st_size);
|
|
// verify that preallocated blocks were deallocated on file close
|
|
// Because the FS might give us more blocks, we add a full page to the size
|
|
// and expect the number of blocks to be less or equal to that.
|
|
ASSERT_GE((f_stat.st_size + kPageSize + kBlockSize - 1) / kBlockSize,
|
|
(unsigned int)f_stat.st_blocks);
|
|
}
|
|
}
|
|
#endif // ROCKSDB_FALLOCATE_PRESENT
|
|
|
|
// Returns true if any of the strings in ss are the prefix of another string.
|
|
bool HasPrefix(const std::unordered_set<std::string>& ss) {
|
|
for (const std::string& s: ss) {
|
|
if (s.empty()) {
|
|
return true;
|
|
}
|
|
for (size_t i = 1; i < s.size(); ++i) {
|
|
if (ss.count(s.substr(0, i)) != 0) {
|
|
return true;
|
|
}
|
|
}
|
|
}
|
|
return false;
|
|
}
|
|
|
|
// Only works in linux and WIN platforms
|
|
TEST_P(EnvPosixTestWithParam, RandomAccessUniqueIDConcurrent) {
|
|
if (env_ == Env::Default()) {
|
|
// Check whether a bunch of concurrently existing files have unique IDs.
|
|
EnvOptions soptions;
|
|
soptions.use_direct_reads = soptions.use_direct_writes = direct_io_;
|
|
|
|
// Create the files
|
|
IoctlFriendlyTmpdir ift;
|
|
std::vector<std::string> fnames;
|
|
for (int i = 0; i < 1000; ++i) {
|
|
fnames.push_back(ift.name() + "/" + "testfile" + ToString(i));
|
|
|
|
// Create file.
|
|
std::unique_ptr<WritableFile> wfile;
|
|
ASSERT_OK(env_->NewWritableFile(fnames[i], &wfile, soptions));
|
|
}
|
|
|
|
// Collect and check whether the IDs are unique.
|
|
std::unordered_set<std::string> ids;
|
|
for (const std::string fname : fnames) {
|
|
std::unique_ptr<RandomAccessFile> file;
|
|
std::string unique_id;
|
|
ASSERT_OK(env_->NewRandomAccessFile(fname, &file, soptions));
|
|
size_t id_size = file->GetUniqueId(temp_id, MAX_ID_SIZE);
|
|
ASSERT_TRUE(id_size > 0);
|
|
unique_id = std::string(temp_id, id_size);
|
|
ASSERT_TRUE(IsUniqueIDValid(unique_id));
|
|
|
|
ASSERT_TRUE(ids.count(unique_id) == 0);
|
|
ids.insert(unique_id);
|
|
}
|
|
|
|
// Delete the files
|
|
for (const std::string fname : fnames) {
|
|
ASSERT_OK(env_->DeleteFile(fname));
|
|
}
|
|
|
|
ASSERT_TRUE(!HasPrefix(ids));
|
|
}
|
|
}
|
|
|
|
// Only works in linux and WIN platforms
|
|
TEST_P(EnvPosixTestWithParam, RandomAccessUniqueIDDeletes) {
|
|
if (env_ == Env::Default()) {
|
|
EnvOptions soptions;
|
|
soptions.use_direct_reads = soptions.use_direct_writes = direct_io_;
|
|
|
|
IoctlFriendlyTmpdir ift;
|
|
std::string fname = ift.name() + "/" + "testfile";
|
|
|
|
// Check that after file is deleted we don't get same ID again in a new
|
|
// file.
|
|
std::unordered_set<std::string> ids;
|
|
for (int i = 0; i < 1000; ++i) {
|
|
// Create file.
|
|
{
|
|
std::unique_ptr<WritableFile> wfile;
|
|
ASSERT_OK(env_->NewWritableFile(fname, &wfile, soptions));
|
|
}
|
|
|
|
// Get Unique ID
|
|
std::string unique_id;
|
|
{
|
|
std::unique_ptr<RandomAccessFile> file;
|
|
ASSERT_OK(env_->NewRandomAccessFile(fname, &file, soptions));
|
|
size_t id_size = file->GetUniqueId(temp_id, MAX_ID_SIZE);
|
|
ASSERT_TRUE(id_size > 0);
|
|
unique_id = std::string(temp_id, id_size);
|
|
}
|
|
|
|
ASSERT_TRUE(IsUniqueIDValid(unique_id));
|
|
ASSERT_TRUE(ids.count(unique_id) == 0);
|
|
ids.insert(unique_id);
|
|
|
|
// Delete the file
|
|
ASSERT_OK(env_->DeleteFile(fname));
|
|
}
|
|
|
|
ASSERT_TRUE(!HasPrefix(ids));
|
|
}
|
|
}
|
|
|
|
// Only works in linux platforms
|
|
#ifdef OS_WIN
|
|
TEST_P(EnvPosixTestWithParam, DISABLED_InvalidateCache) {
|
|
#else
|
|
TEST_P(EnvPosixTestWithParam, InvalidateCache) {
|
|
#endif
|
|
rocksdb::SyncPoint::GetInstance()->EnableProcessing();
|
|
EnvOptions soptions;
|
|
soptions.use_direct_reads = soptions.use_direct_writes = direct_io_;
|
|
std::string fname = test::PerThreadDBPath(env_, "testfile");
|
|
|
|
const size_t kSectorSize = 512;
|
|
auto data = NewAligned(kSectorSize, 0);
|
|
Slice slice(data.get(), kSectorSize);
|
|
|
|
// Create file.
|
|
{
|
|
std::unique_ptr<WritableFile> wfile;
|
|
#if !defined(OS_MACOSX) && !defined(OS_WIN) && !defined(OS_SOLARIS) && !defined(OS_AIX)
|
|
if (soptions.use_direct_writes) {
|
|
soptions.use_direct_writes = false;
|
|
}
|
|
#endif
|
|
ASSERT_OK(env_->NewWritableFile(fname, &wfile, soptions));
|
|
ASSERT_OK(wfile->Append(slice));
|
|
ASSERT_OK(wfile->InvalidateCache(0, 0));
|
|
ASSERT_OK(wfile->Close());
|
|
}
|
|
|
|
// Random Read
|
|
{
|
|
std::unique_ptr<RandomAccessFile> file;
|
|
auto scratch = NewAligned(kSectorSize, 0);
|
|
Slice result;
|
|
#if !defined(OS_MACOSX) && !defined(OS_WIN) && !defined(OS_SOLARIS) && !defined(OS_AIX)
|
|
if (soptions.use_direct_reads) {
|
|
soptions.use_direct_reads = false;
|
|
}
|
|
#endif
|
|
ASSERT_OK(env_->NewRandomAccessFile(fname, &file, soptions));
|
|
ASSERT_OK(file->Read(0, kSectorSize, &result, scratch.get()));
|
|
ASSERT_EQ(memcmp(scratch.get(), data.get(), kSectorSize), 0);
|
|
ASSERT_OK(file->InvalidateCache(0, 11));
|
|
ASSERT_OK(file->InvalidateCache(0, 0));
|
|
}
|
|
|
|
// Sequential Read
|
|
{
|
|
std::unique_ptr<SequentialFile> file;
|
|
auto scratch = NewAligned(kSectorSize, 0);
|
|
Slice result;
|
|
#if !defined(OS_MACOSX) && !defined(OS_WIN) && !defined(OS_SOLARIS) && !defined(OS_AIX)
|
|
if (soptions.use_direct_reads) {
|
|
soptions.use_direct_reads = false;
|
|
}
|
|
#endif
|
|
ASSERT_OK(env_->NewSequentialFile(fname, &file, soptions));
|
|
if (file->use_direct_io()) {
|
|
ASSERT_OK(file->PositionedRead(0, kSectorSize, &result, scratch.get()));
|
|
} else {
|
|
ASSERT_OK(file->Read(kSectorSize, &result, scratch.get()));
|
|
}
|
|
ASSERT_EQ(memcmp(scratch.get(), data.get(), kSectorSize), 0);
|
|
ASSERT_OK(file->InvalidateCache(0, 11));
|
|
ASSERT_OK(file->InvalidateCache(0, 0));
|
|
}
|
|
// Delete the file
|
|
ASSERT_OK(env_->DeleteFile(fname));
|
|
rocksdb::SyncPoint::GetInstance()->ClearTrace();
|
|
}
|
|
#endif // not TRAVIS
|
|
#endif // OS_LINUX || OS_WIN
|
|
|
|
class TestLogger : public Logger {
|
|
public:
|
|
using Logger::Logv;
|
|
void Logv(const char* format, va_list ap) override {
|
|
log_count++;
|
|
|
|
char new_format[550];
|
|
std::fill_n(new_format, sizeof(new_format), '2');
|
|
{
|
|
va_list backup_ap;
|
|
va_copy(backup_ap, ap);
|
|
int n = vsnprintf(new_format, sizeof(new_format) - 1, format, backup_ap);
|
|
// 48 bytes for extra information + bytes allocated
|
|
|
|
// When we have n == -1 there is not a terminating zero expected
|
|
#ifdef OS_WIN
|
|
if (n < 0) {
|
|
char_0_count++;
|
|
}
|
|
#endif
|
|
|
|
if (new_format[0] == '[') {
|
|
// "[DEBUG] "
|
|
ASSERT_TRUE(n <= 56 + (512 - static_cast<int>(sizeof(struct timeval))));
|
|
} else {
|
|
ASSERT_TRUE(n <= 48 + (512 - static_cast<int>(sizeof(struct timeval))));
|
|
}
|
|
va_end(backup_ap);
|
|
}
|
|
|
|
for (size_t i = 0; i < sizeof(new_format); i++) {
|
|
if (new_format[i] == 'x') {
|
|
char_x_count++;
|
|
} else if (new_format[i] == '\0') {
|
|
char_0_count++;
|
|
}
|
|
}
|
|
}
|
|
int log_count;
|
|
int char_x_count;
|
|
int char_0_count;
|
|
};
|
|
|
|
TEST_P(EnvPosixTestWithParam, LogBufferTest) {
|
|
TestLogger test_logger;
|
|
test_logger.SetInfoLogLevel(InfoLogLevel::INFO_LEVEL);
|
|
test_logger.log_count = 0;
|
|
test_logger.char_x_count = 0;
|
|
test_logger.char_0_count = 0;
|
|
LogBuffer log_buffer(InfoLogLevel::INFO_LEVEL, &test_logger);
|
|
LogBuffer log_buffer_debug(DEBUG_LEVEL, &test_logger);
|
|
|
|
char bytes200[200];
|
|
std::fill_n(bytes200, sizeof(bytes200), '1');
|
|
bytes200[sizeof(bytes200) - 1] = '\0';
|
|
char bytes600[600];
|
|
std::fill_n(bytes600, sizeof(bytes600), '1');
|
|
bytes600[sizeof(bytes600) - 1] = '\0';
|
|
char bytes9000[9000];
|
|
std::fill_n(bytes9000, sizeof(bytes9000), '1');
|
|
bytes9000[sizeof(bytes9000) - 1] = '\0';
|
|
|
|
ROCKS_LOG_BUFFER(&log_buffer, "x%sx", bytes200);
|
|
ROCKS_LOG_BUFFER(&log_buffer, "x%sx", bytes600);
|
|
ROCKS_LOG_BUFFER(&log_buffer, "x%sx%sx%sx", bytes200, bytes200, bytes200);
|
|
ROCKS_LOG_BUFFER(&log_buffer, "x%sx%sx", bytes200, bytes600);
|
|
ROCKS_LOG_BUFFER(&log_buffer, "x%sx%sx", bytes600, bytes9000);
|
|
|
|
ROCKS_LOG_BUFFER(&log_buffer_debug, "x%sx", bytes200);
|
|
test_logger.SetInfoLogLevel(DEBUG_LEVEL);
|
|
ROCKS_LOG_BUFFER(&log_buffer_debug, "x%sx%sx%sx", bytes600, bytes9000,
|
|
bytes200);
|
|
|
|
ASSERT_EQ(0, test_logger.log_count);
|
|
log_buffer.FlushBufferToLog();
|
|
log_buffer_debug.FlushBufferToLog();
|
|
ASSERT_EQ(6, test_logger.log_count);
|
|
ASSERT_EQ(6, test_logger.char_0_count);
|
|
ASSERT_EQ(10, test_logger.char_x_count);
|
|
}
|
|
|
|
class TestLogger2 : public Logger {
|
|
public:
|
|
explicit TestLogger2(size_t max_log_size) : max_log_size_(max_log_size) {}
|
|
using Logger::Logv;
|
|
void Logv(const char* format, va_list ap) override {
|
|
char new_format[2000];
|
|
std::fill_n(new_format, sizeof(new_format), '2');
|
|
{
|
|
va_list backup_ap;
|
|
va_copy(backup_ap, ap);
|
|
int n = vsnprintf(new_format, sizeof(new_format) - 1, format, backup_ap);
|
|
// 48 bytes for extra information + bytes allocated
|
|
ASSERT_TRUE(
|
|
n <= 48 + static_cast<int>(max_log_size_ - sizeof(struct timeval)));
|
|
ASSERT_TRUE(n > static_cast<int>(max_log_size_ - sizeof(struct timeval)));
|
|
va_end(backup_ap);
|
|
}
|
|
}
|
|
size_t max_log_size_;
|
|
};
|
|
|
|
TEST_P(EnvPosixTestWithParam, LogBufferMaxSizeTest) {
|
|
char bytes9000[9000];
|
|
std::fill_n(bytes9000, sizeof(bytes9000), '1');
|
|
bytes9000[sizeof(bytes9000) - 1] = '\0';
|
|
|
|
for (size_t max_log_size = 256; max_log_size <= 1024;
|
|
max_log_size += 1024 - 256) {
|
|
TestLogger2 test_logger(max_log_size);
|
|
test_logger.SetInfoLogLevel(InfoLogLevel::INFO_LEVEL);
|
|
LogBuffer log_buffer(InfoLogLevel::INFO_LEVEL, &test_logger);
|
|
ROCKS_LOG_BUFFER_MAX_SZ(&log_buffer, max_log_size, "%s", bytes9000);
|
|
log_buffer.FlushBufferToLog();
|
|
}
|
|
}
|
|
|
|
TEST_P(EnvPosixTestWithParam, Preallocation) {
|
|
rocksdb::SyncPoint::GetInstance()->EnableProcessing();
|
|
const std::string src = test::PerThreadDBPath(env_, "testfile");
|
|
std::unique_ptr<WritableFile> srcfile;
|
|
EnvOptions soptions;
|
|
soptions.use_direct_reads = soptions.use_direct_writes = direct_io_;
|
|
#if !defined(OS_MACOSX) && !defined(OS_WIN) && !defined(OS_SOLARIS) && !defined(OS_AIX) && !defined(OS_OPENBSD) && !defined(OS_FREEBSD)
|
|
if (soptions.use_direct_writes) {
|
|
rocksdb::SyncPoint::GetInstance()->SetCallBack(
|
|
"NewWritableFile:O_DIRECT", [&](void* arg) {
|
|
int* val = static_cast<int*>(arg);
|
|
*val &= ~O_DIRECT;
|
|
});
|
|
}
|
|
#endif
|
|
ASSERT_OK(env_->NewWritableFile(src, &srcfile, soptions));
|
|
srcfile->SetPreallocationBlockSize(1024 * 1024);
|
|
|
|
// No writes should mean no preallocation
|
|
size_t block_size, last_allocated_block;
|
|
srcfile->GetPreallocationStatus(&block_size, &last_allocated_block);
|
|
ASSERT_EQ(last_allocated_block, 0UL);
|
|
|
|
// Small write should preallocate one block
|
|
size_t kStrSize = 4096;
|
|
auto data = NewAligned(kStrSize, 'A');
|
|
Slice str(data.get(), kStrSize);
|
|
srcfile->PrepareWrite(srcfile->GetFileSize(), kStrSize);
|
|
srcfile->Append(str);
|
|
srcfile->GetPreallocationStatus(&block_size, &last_allocated_block);
|
|
ASSERT_EQ(last_allocated_block, 1UL);
|
|
|
|
// Write an entire preallocation block, make sure we increased by two.
|
|
{
|
|
auto buf_ptr = NewAligned(block_size, ' ');
|
|
Slice buf(buf_ptr.get(), block_size);
|
|
srcfile->PrepareWrite(srcfile->GetFileSize(), block_size);
|
|
srcfile->Append(buf);
|
|
srcfile->GetPreallocationStatus(&block_size, &last_allocated_block);
|
|
ASSERT_EQ(last_allocated_block, 2UL);
|
|
}
|
|
|
|
// Write five more blocks at once, ensure we're where we need to be.
|
|
{
|
|
auto buf_ptr = NewAligned(block_size * 5, ' ');
|
|
Slice buf = Slice(buf_ptr.get(), block_size * 5);
|
|
srcfile->PrepareWrite(srcfile->GetFileSize(), buf.size());
|
|
srcfile->Append(buf);
|
|
srcfile->GetPreallocationStatus(&block_size, &last_allocated_block);
|
|
ASSERT_EQ(last_allocated_block, 7UL);
|
|
}
|
|
rocksdb::SyncPoint::GetInstance()->ClearTrace();
|
|
}
|
|
|
|
// Test that the two ways to get children file attributes (in bulk or
|
|
// individually) behave consistently.
|
|
TEST_P(EnvPosixTestWithParam, ConsistentChildrenAttributes) {
|
|
rocksdb::SyncPoint::GetInstance()->EnableProcessing();
|
|
EnvOptions soptions;
|
|
soptions.use_direct_reads = soptions.use_direct_writes = direct_io_;
|
|
const int kNumChildren = 10;
|
|
|
|
std::string data;
|
|
for (int i = 0; i < kNumChildren; ++i) {
|
|
const std::string path =
|
|
test::TmpDir(env_) + "/" + "testfile_" + std::to_string(i);
|
|
std::unique_ptr<WritableFile> file;
|
|
#if !defined(OS_MACOSX) && !defined(OS_WIN) && !defined(OS_SOLARIS) && !defined(OS_AIX) && !defined(OS_OPENBSD) && !defined(OS_FREEBSD)
|
|
if (soptions.use_direct_writes) {
|
|
rocksdb::SyncPoint::GetInstance()->SetCallBack(
|
|
"NewWritableFile:O_DIRECT", [&](void* arg) {
|
|
int* val = static_cast<int*>(arg);
|
|
*val &= ~O_DIRECT;
|
|
});
|
|
}
|
|
#endif
|
|
ASSERT_OK(env_->NewWritableFile(path, &file, soptions));
|
|
auto buf_ptr = NewAligned(data.size(), 'T');
|
|
Slice buf(buf_ptr.get(), data.size());
|
|
file->Append(buf);
|
|
data.append(std::string(4096, 'T'));
|
|
}
|
|
|
|
std::vector<Env::FileAttributes> file_attrs;
|
|
ASSERT_OK(env_->GetChildrenFileAttributes(test::TmpDir(env_), &file_attrs));
|
|
for (int i = 0; i < kNumChildren; ++i) {
|
|
const std::string name = "testfile_" + std::to_string(i);
|
|
const std::string path = test::TmpDir(env_) + "/" + name;
|
|
|
|
auto file_attrs_iter = std::find_if(
|
|
file_attrs.begin(), file_attrs.end(),
|
|
[&name](const Env::FileAttributes& fm) { return fm.name == name; });
|
|
ASSERT_TRUE(file_attrs_iter != file_attrs.end());
|
|
uint64_t size;
|
|
ASSERT_OK(env_->GetFileSize(path, &size));
|
|
ASSERT_EQ(size, 4096 * i);
|
|
ASSERT_EQ(size, file_attrs_iter->size_bytes);
|
|
}
|
|
rocksdb::SyncPoint::GetInstance()->ClearTrace();
|
|
}
|
|
|
|
// Test that all WritableFileWrapper forwards all calls to WritableFile.
|
|
TEST_P(EnvPosixTestWithParam, WritableFileWrapper) {
|
|
class Base : public WritableFile {
|
|
public:
|
|
mutable int *step_;
|
|
|
|
void inc(int x) const {
|
|
EXPECT_EQ(x, (*step_)++);
|
|
}
|
|
|
|
explicit Base(int* step) : step_(step) {
|
|
inc(0);
|
|
}
|
|
|
|
Status Append(const Slice& /*data*/) override {
|
|
inc(1);
|
|
return Status::OK();
|
|
}
|
|
|
|
Status PositionedAppend(const Slice& /*data*/,
|
|
uint64_t /*offset*/) override {
|
|
inc(2);
|
|
return Status::OK();
|
|
}
|
|
|
|
Status Truncate(uint64_t /*size*/) override {
|
|
inc(3);
|
|
return Status::OK();
|
|
}
|
|
|
|
Status Close() override {
|
|
inc(4);
|
|
return Status::OK();
|
|
}
|
|
|
|
Status Flush() override {
|
|
inc(5);
|
|
return Status::OK();
|
|
}
|
|
|
|
Status Sync() override {
|
|
inc(6);
|
|
return Status::OK();
|
|
}
|
|
|
|
Status Fsync() override {
|
|
inc(7);
|
|
return Status::OK();
|
|
}
|
|
|
|
bool IsSyncThreadSafe() const override {
|
|
inc(8);
|
|
return true;
|
|
}
|
|
|
|
bool use_direct_io() const override {
|
|
inc(9);
|
|
return true;
|
|
}
|
|
|
|
size_t GetRequiredBufferAlignment() const override {
|
|
inc(10);
|
|
return 0;
|
|
}
|
|
|
|
void SetIOPriority(Env::IOPriority /*pri*/) override { inc(11); }
|
|
|
|
Env::IOPriority GetIOPriority() override {
|
|
inc(12);
|
|
return Env::IOPriority::IO_LOW;
|
|
}
|
|
|
|
void SetWriteLifeTimeHint(Env::WriteLifeTimeHint /*hint*/) override {
|
|
inc(13);
|
|
}
|
|
|
|
Env::WriteLifeTimeHint GetWriteLifeTimeHint() override {
|
|
inc(14);
|
|
return Env::WriteLifeTimeHint::WLTH_NOT_SET;
|
|
}
|
|
|
|
uint64_t GetFileSize() override {
|
|
inc(15);
|
|
return 0;
|
|
}
|
|
|
|
void SetPreallocationBlockSize(size_t /*size*/) override { inc(16); }
|
|
|
|
void GetPreallocationStatus(size_t* /*block_size*/,
|
|
size_t* /*last_allocated_block*/) override {
|
|
inc(17);
|
|
}
|
|
|
|
size_t GetUniqueId(char* /*id*/, size_t /*max_size*/) const override {
|
|
inc(18);
|
|
return 0;
|
|
}
|
|
|
|
Status InvalidateCache(size_t /*offset*/, size_t /*length*/) override {
|
|
inc(19);
|
|
return Status::OK();
|
|
}
|
|
|
|
Status RangeSync(uint64_t /*offset*/, uint64_t /*nbytes*/) override {
|
|
inc(20);
|
|
return Status::OK();
|
|
}
|
|
|
|
void PrepareWrite(size_t /*offset*/, size_t /*len*/) override { inc(21); }
|
|
|
|
Status Allocate(uint64_t /*offset*/, uint64_t /*len*/) override {
|
|
inc(22);
|
|
return Status::OK();
|
|
}
|
|
|
|
public:
|
|
~Base() override { inc(23); }
|
|
};
|
|
|
|
class Wrapper : public WritableFileWrapper {
|
|
public:
|
|
explicit Wrapper(WritableFile* target) : WritableFileWrapper(target) {}
|
|
};
|
|
|
|
int step = 0;
|
|
|
|
{
|
|
Base b(&step);
|
|
Wrapper w(&b);
|
|
w.Append(Slice());
|
|
w.PositionedAppend(Slice(), 0);
|
|
w.Truncate(0);
|
|
w.Close();
|
|
w.Flush();
|
|
w.Sync();
|
|
w.Fsync();
|
|
w.IsSyncThreadSafe();
|
|
w.use_direct_io();
|
|
w.GetRequiredBufferAlignment();
|
|
w.SetIOPriority(Env::IOPriority::IO_HIGH);
|
|
w.GetIOPriority();
|
|
w.SetWriteLifeTimeHint(Env::WriteLifeTimeHint::WLTH_NOT_SET);
|
|
w.GetWriteLifeTimeHint();
|
|
w.GetFileSize();
|
|
w.SetPreallocationBlockSize(0);
|
|
w.GetPreallocationStatus(nullptr, nullptr);
|
|
w.GetUniqueId(nullptr, 0);
|
|
w.InvalidateCache(0, 0);
|
|
w.RangeSync(0, 0);
|
|
w.PrepareWrite(0, 0);
|
|
w.Allocate(0, 0);
|
|
}
|
|
|
|
EXPECT_EQ(24, step);
|
|
}
|
|
|
|
TEST_P(EnvPosixTestWithParam, PosixRandomRWFile) {
|
|
const std::string path = test::PerThreadDBPath(env_, "random_rw_file");
|
|
|
|
env_->DeleteFile(path);
|
|
|
|
std::unique_ptr<RandomRWFile> file;
|
|
|
|
// Cannot open non-existing file.
|
|
ASSERT_NOK(env_->NewRandomRWFile(path, &file, EnvOptions()));
|
|
|
|
// Create the file using WriteableFile
|
|
{
|
|
std::unique_ptr<WritableFile> wf;
|
|
ASSERT_OK(env_->NewWritableFile(path, &wf, EnvOptions()));
|
|
}
|
|
|
|
ASSERT_OK(env_->NewRandomRWFile(path, &file, EnvOptions()));
|
|
|
|
char buf[10000];
|
|
Slice read_res;
|
|
|
|
ASSERT_OK(file->Write(0, "ABCD"));
|
|
ASSERT_OK(file->Read(0, 10, &read_res, buf));
|
|
ASSERT_EQ(read_res.ToString(), "ABCD");
|
|
|
|
ASSERT_OK(file->Write(2, "XXXX"));
|
|
ASSERT_OK(file->Read(0, 10, &read_res, buf));
|
|
ASSERT_EQ(read_res.ToString(), "ABXXXX");
|
|
|
|
ASSERT_OK(file->Write(10, "ZZZ"));
|
|
ASSERT_OK(file->Read(10, 10, &read_res, buf));
|
|
ASSERT_EQ(read_res.ToString(), "ZZZ");
|
|
|
|
ASSERT_OK(file->Write(11, "Y"));
|
|
ASSERT_OK(file->Read(10, 10, &read_res, buf));
|
|
ASSERT_EQ(read_res.ToString(), "ZYZ");
|
|
|
|
ASSERT_OK(file->Write(200, "FFFFF"));
|
|
ASSERT_OK(file->Read(200, 10, &read_res, buf));
|
|
ASSERT_EQ(read_res.ToString(), "FFFFF");
|
|
|
|
ASSERT_OK(file->Write(205, "XXXX"));
|
|
ASSERT_OK(file->Read(200, 10, &read_res, buf));
|
|
ASSERT_EQ(read_res.ToString(), "FFFFFXXXX");
|
|
|
|
ASSERT_OK(file->Write(5, "QQQQ"));
|
|
ASSERT_OK(file->Read(0, 9, &read_res, buf));
|
|
ASSERT_EQ(read_res.ToString(), "ABXXXQQQQ");
|
|
|
|
ASSERT_OK(file->Read(2, 4, &read_res, buf));
|
|
ASSERT_EQ(read_res.ToString(), "XXXQ");
|
|
|
|
// Close file and reopen it
|
|
file->Close();
|
|
ASSERT_OK(env_->NewRandomRWFile(path, &file, EnvOptions()));
|
|
|
|
ASSERT_OK(file->Read(0, 9, &read_res, buf));
|
|
ASSERT_EQ(read_res.ToString(), "ABXXXQQQQ");
|
|
|
|
ASSERT_OK(file->Read(10, 3, &read_res, buf));
|
|
ASSERT_EQ(read_res.ToString(), "ZYZ");
|
|
|
|
ASSERT_OK(file->Read(200, 9, &read_res, buf));
|
|
ASSERT_EQ(read_res.ToString(), "FFFFFXXXX");
|
|
|
|
ASSERT_OK(file->Write(4, "TTTTTTTTTTTTTTTT"));
|
|
ASSERT_OK(file->Read(0, 10, &read_res, buf));
|
|
ASSERT_EQ(read_res.ToString(), "ABXXTTTTTT");
|
|
|
|
// Clean up
|
|
env_->DeleteFile(path);
|
|
}
|
|
|
|
class RandomRWFileWithMirrorString {
|
|
public:
|
|
explicit RandomRWFileWithMirrorString(RandomRWFile* _file) : file_(_file) {}
|
|
|
|
void Write(size_t offset, const std::string& data) {
|
|
// Write to mirror string
|
|
StringWrite(offset, data);
|
|
|
|
// Write to file
|
|
Status s = file_->Write(offset, data);
|
|
ASSERT_OK(s) << s.ToString();
|
|
}
|
|
|
|
void Read(size_t offset = 0, size_t n = 1000000) {
|
|
Slice str_res(nullptr, 0);
|
|
if (offset < file_mirror_.size()) {
|
|
size_t str_res_sz = std::min(file_mirror_.size() - offset, n);
|
|
str_res = Slice(file_mirror_.data() + offset, str_res_sz);
|
|
StopSliceAtNull(&str_res);
|
|
}
|
|
|
|
Slice file_res;
|
|
Status s = file_->Read(offset, n, &file_res, buf_);
|
|
ASSERT_OK(s) << s.ToString();
|
|
StopSliceAtNull(&file_res);
|
|
|
|
ASSERT_EQ(str_res.ToString(), file_res.ToString()) << offset << " " << n;
|
|
}
|
|
|
|
void SetFile(RandomRWFile* _file) { file_ = _file; }
|
|
|
|
private:
|
|
void StringWrite(size_t offset, const std::string& src) {
|
|
if (offset + src.size() > file_mirror_.size()) {
|
|
file_mirror_.resize(offset + src.size(), '\0');
|
|
}
|
|
|
|
char* pos = const_cast<char*>(file_mirror_.data() + offset);
|
|
memcpy(pos, src.data(), src.size());
|
|
}
|
|
|
|
void StopSliceAtNull(Slice* slc) {
|
|
for (size_t i = 0; i < slc->size(); i++) {
|
|
if ((*slc)[i] == '\0') {
|
|
*slc = Slice(slc->data(), i);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
char buf_[10000];
|
|
RandomRWFile* file_;
|
|
std::string file_mirror_;
|
|
};
|
|
|
|
TEST_P(EnvPosixTestWithParam, PosixRandomRWFileRandomized) {
|
|
const std::string path = test::PerThreadDBPath(env_, "random_rw_file_rand");
|
|
env_->DeleteFile(path);
|
|
|
|
std::unique_ptr<RandomRWFile> file;
|
|
|
|
#ifdef OS_LINUX
|
|
// Cannot open non-existing file.
|
|
ASSERT_NOK(env_->NewRandomRWFile(path, &file, EnvOptions()));
|
|
#endif
|
|
|
|
// Create the file using WriteableFile
|
|
{
|
|
std::unique_ptr<WritableFile> wf;
|
|
ASSERT_OK(env_->NewWritableFile(path, &wf, EnvOptions()));
|
|
}
|
|
|
|
ASSERT_OK(env_->NewRandomRWFile(path, &file, EnvOptions()));
|
|
RandomRWFileWithMirrorString file_with_mirror(file.get());
|
|
|
|
Random rnd(301);
|
|
std::string buf;
|
|
for (int i = 0; i < 10000; i++) {
|
|
// Genrate random data
|
|
test::RandomString(&rnd, 10, &buf);
|
|
|
|
// Pick random offset for write
|
|
size_t write_off = rnd.Next() % 1000;
|
|
file_with_mirror.Write(write_off, buf);
|
|
|
|
// Pick random offset for read
|
|
size_t read_off = rnd.Next() % 1000;
|
|
size_t read_sz = rnd.Next() % 20;
|
|
file_with_mirror.Read(read_off, read_sz);
|
|
|
|
if (i % 500 == 0) {
|
|
// Reopen the file every 500 iters
|
|
ASSERT_OK(env_->NewRandomRWFile(path, &file, EnvOptions()));
|
|
file_with_mirror.SetFile(file.get());
|
|
}
|
|
}
|
|
|
|
// clean up
|
|
env_->DeleteFile(path);
|
|
}
|
|
|
|
class TestEnv : public EnvWrapper {
|
|
public:
|
|
explicit TestEnv() : EnvWrapper(Env::Default()),
|
|
close_count(0) { }
|
|
|
|
class TestLogger : public Logger {
|
|
public:
|
|
using Logger::Logv;
|
|
TestLogger(TestEnv* env_ptr) : Logger() { env = env_ptr; }
|
|
~TestLogger() override {
|
|
if (!closed_) {
|
|
CloseHelper();
|
|
}
|
|
}
|
|
void Logv(const char* /*format*/, va_list /*ap*/) override{};
|
|
|
|
protected:
|
|
Status CloseImpl() override { return CloseHelper(); }
|
|
|
|
private:
|
|
Status CloseHelper() {
|
|
env->CloseCountInc();;
|
|
return Status::OK();
|
|
}
|
|
TestEnv* env;
|
|
};
|
|
|
|
void CloseCountInc() { close_count++; }
|
|
|
|
int GetCloseCount() { return close_count; }
|
|
|
|
Status NewLogger(const std::string& /*fname*/,
|
|
std::shared_ptr<Logger>* result) override {
|
|
result->reset(new TestLogger(this));
|
|
return Status::OK();
|
|
}
|
|
|
|
private:
|
|
int close_count;
|
|
};
|
|
|
|
class EnvTest : public testing::Test {};
|
|
|
|
TEST_F(EnvTest, Close) {
|
|
TestEnv* env = new TestEnv();
|
|
std::shared_ptr<Logger> logger;
|
|
Status s;
|
|
|
|
s = env->NewLogger("", &logger);
|
|
ASSERT_EQ(s, Status::OK());
|
|
logger.get()->Close();
|
|
ASSERT_EQ(env->GetCloseCount(), 1);
|
|
// Call Close() again. CloseHelper() should not be called again
|
|
logger.get()->Close();
|
|
ASSERT_EQ(env->GetCloseCount(), 1);
|
|
logger.reset();
|
|
ASSERT_EQ(env->GetCloseCount(), 1);
|
|
|
|
s = env->NewLogger("", &logger);
|
|
ASSERT_EQ(s, Status::OK());
|
|
logger.reset();
|
|
ASSERT_EQ(env->GetCloseCount(), 2);
|
|
|
|
delete env;
|
|
}
|
|
|
|
INSTANTIATE_TEST_CASE_P(DefaultEnvWithoutDirectIO, EnvPosixTestWithParam,
|
|
::testing::Values(std::pair<Env*, bool>(Env::Default(),
|
|
false)));
|
|
#if !defined(ROCKSDB_LITE)
|
|
INSTANTIATE_TEST_CASE_P(DefaultEnvWithDirectIO, EnvPosixTestWithParam,
|
|
::testing::Values(std::pair<Env*, bool>(Env::Default(),
|
|
true)));
|
|
#endif // !defined(ROCKSDB_LITE)
|
|
|
|
#if !defined(ROCKSDB_LITE) && !defined(OS_WIN)
|
|
static std::unique_ptr<Env> chroot_env(
|
|
NewChrootEnv(Env::Default(), test::TmpDir(Env::Default())));
|
|
INSTANTIATE_TEST_CASE_P(
|
|
ChrootEnvWithoutDirectIO, EnvPosixTestWithParam,
|
|
::testing::Values(std::pair<Env*, bool>(chroot_env.get(), false)));
|
|
INSTANTIATE_TEST_CASE_P(
|
|
ChrootEnvWithDirectIO, EnvPosixTestWithParam,
|
|
::testing::Values(std::pair<Env*, bool>(chroot_env.get(), true)));
|
|
#endif // !defined(ROCKSDB_LITE) && !defined(OS_WIN)
|
|
|
|
} // namespace rocksdb
|
|
|
|
int main(int argc, char** argv) {
|
|
::testing::InitGoogleTest(&argc, argv);
|
|
return RUN_ALL_TESTS();
|
|
}
|