Files
doris/be/src/agent/task_worker_pool.cpp
2020-03-29 14:18:19 +08:00

1625 lines
67 KiB
C++

// Licensed to the Apache Software Foundation (ASF) under one
// or more contributor license agreements. See the NOTICE file
// distributed with this work for additional information
// regarding copyright ownership. The ASF licenses this file
// to you under the Apache License, Version 2.0 (the
// "License"); you may not use this file except in compliance
// with the License. You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied. See the License for the
// specific language governing permissions and limitations
// under the License.
#include "agent/task_worker_pool.h"
#include <pthread.h>
#include <sys/stat.h>
#include <boost/lexical_cast.hpp>
#include <chrono>
#include <csignal>
#include <ctime>
#include <sstream>
#include <string>
#include "common/status.h"
#include "env/env.h"
#include "gen_cpp/FrontendService.h"
#include "gen_cpp/Types_types.h"
#include "gutil/strings/substitute.h"
#include "http/http_client.h"
#include "olap/data_dir.h"
#include "olap/olap_common.h"
#include "olap/snapshot_manager.h"
#include "olap/storage_engine.h"
#include "olap/tablet.h"
#include "olap/task/engine_alter_tablet_task.h"
#include "olap/task/engine_batch_load_task.h"
#include "olap/task/engine_checksum_task.h"
#include "olap/task/engine_clone_task.h"
#include "olap/task/engine_publish_version_task.h"
#include "olap/task/engine_storage_migration_task.h"
#include "olap/utils.h"
#include "runtime/exec_env.h"
#include "runtime/snapshot_loader.h"
#include "service/backend_options.h"
#include "util/doris_metrics.h"
#include "util/file_utils.h"
#include "util/monotime.h"
#include "util/stopwatch.hpp"
using std::deque;
using std::list;
using std::lock_guard;
using std::map;
using std::set;
using std::string;
using std::stringstream;
using std::to_string;
using std::vector;
namespace doris {
const uint32_t TASK_FINISH_MAX_RETRY = 3;
const uint32_t PUBLISH_VERSION_MAX_RETRY = 3;
const uint32_t REPORT_TASK_WORKER_COUNT = 1;
const uint32_t REPORT_DISK_STATE_WORKER_COUNT = 1;
const uint32_t REPORT_OLAP_TABLE_WORKER_COUNT = 1;
std::atomic_ulong TaskWorkerPool::_s_report_version(time(NULL) * 10000);
Mutex TaskWorkerPool::_s_task_signatures_lock;
map<TTaskType::type, set<int64_t>> TaskWorkerPool::_s_task_signatures;
FrontendServiceClientCache TaskWorkerPool::_master_service_client_cache;
TaskWorkerPool::TaskWorkerPool(const TaskWorkerType task_worker_type, ExecEnv* env,
const TMasterInfo& master_info)
: _master_info(master_info),
_agent_utils(new AgentUtils()),
_master_client(new MasterServerClient(_master_info, &_master_service_client_cache)),
_env(env),
_worker_thread_condition_variable(&_worker_thread_lock),
_task_worker_type(task_worker_type) {
_backend.__set_host(BackendOptions::get_localhost());
_backend.__set_be_port(config::be_port);
_backend.__set_http_port(config::webserver_port);
}
TaskWorkerPool::~TaskWorkerPool() {}
void TaskWorkerPool::start() {
// Init task pool and task workers
switch (_task_worker_type) {
case TaskWorkerType::CREATE_TABLE:
_worker_count = config::create_tablet_worker_count;
_callback_function = _create_tablet_worker_thread_callback;
break;
case TaskWorkerType::DROP_TABLE:
_worker_count = config::drop_tablet_worker_count;
_callback_function = _drop_tablet_worker_thread_callback;
break;
case TaskWorkerType::PUSH:
case TaskWorkerType::REALTIME_PUSH:
_worker_count =
config::push_worker_count_normal_priority + config::push_worker_count_high_priority;
_callback_function = _push_worker_thread_callback;
break;
case TaskWorkerType::PUBLISH_VERSION:
_worker_count = config::publish_version_worker_count;
_callback_function = _publish_version_worker_thread_callback;
break;
case TaskWorkerType::CLEAR_TRANSACTION_TASK:
_worker_count = config::clear_transaction_task_worker_count;
_callback_function = _clear_transaction_task_worker_thread_callback;
break;
case TaskWorkerType::DELETE:
_worker_count = config::delete_worker_count;
_callback_function = _push_worker_thread_callback;
break;
case TaskWorkerType::ALTER_TABLE:
_worker_count = config::alter_tablet_worker_count;
_callback_function = _alter_tablet_worker_thread_callback;
break;
case TaskWorkerType::CLONE:
_worker_count = config::clone_worker_count;
_callback_function = _clone_worker_thread_callback;
break;
case TaskWorkerType::STORAGE_MEDIUM_MIGRATE:
_worker_count = config::storage_medium_migrate_count;
_callback_function = _storage_medium_migrate_worker_thread_callback;
break;
case TaskWorkerType::CHECK_CONSISTENCY:
_worker_count = config::check_consistency_worker_count;
_callback_function = _check_consistency_worker_thread_callback;
break;
case TaskWorkerType::REPORT_TASK:
_worker_count = REPORT_TASK_WORKER_COUNT;
_callback_function = _report_task_worker_thread_callback;
break;
case TaskWorkerType::REPORT_DISK_STATE:
_worker_count = REPORT_DISK_STATE_WORKER_COUNT;
_callback_function = _report_disk_state_worker_thread_callback;
break;
case TaskWorkerType::REPORT_OLAP_TABLE:
_worker_count = REPORT_OLAP_TABLE_WORKER_COUNT;
_callback_function = _report_tablet_worker_thread_callback;
break;
case TaskWorkerType::UPLOAD:
_worker_count = config::upload_worker_count;
_callback_function = _upload_worker_thread_callback;
break;
case TaskWorkerType::DOWNLOAD:
_worker_count = config::download_worker_count;
_callback_function = _download_worker_thread_callback;
break;
case TaskWorkerType::MAKE_SNAPSHOT:
_worker_count = config::make_snapshot_worker_count;
_callback_function = _make_snapshot_thread_callback;
break;
case TaskWorkerType::RELEASE_SNAPSHOT:
_worker_count = config::release_snapshot_worker_count;
_callback_function = _release_snapshot_thread_callback;
break;
case TaskWorkerType::MOVE:
_worker_count = 1;
_callback_function = _move_dir_thread_callback;
break;
case TaskWorkerType::RECOVER_TABLET:
_worker_count = 1;
_callback_function = _recover_tablet_thread_callback;
break;
case TaskWorkerType::UPDATE_TABLET_META_INFO:
_worker_count = 1;
_callback_function = _update_tablet_meta_worker_thread_callback;
break;
default:
// pass
break;
}
#ifndef BE_TEST
for (uint32_t i = 0; i < _worker_count; i++) {
_spawn_callback_worker_thread(_callback_function);
}
#endif
}
void TaskWorkerPool::submit_task(const TAgentTaskRequest& task) {
const TTaskType::type task_type = task.task_type;
int64_t signature = task.signature;
std::string type_str;
EnumToString(TTaskType, task_type, type_str);
LOG(INFO) << "submitting task. type=" << type_str << ", signature=" << signature;
if (_register_task_info(task_type, signature)) {
// Set the receiving time of task so that we can determine whether it is timed out later
(const_cast<TAgentTaskRequest&>(task)).__set_recv_time(time(nullptr));
size_t task_count_in_queue = 0;
{
lock_guard<Mutex> worker_thread_lock(_worker_thread_lock);
_tasks.push_back(task);
task_count_in_queue = _tasks.size();
_worker_thread_condition_variable.notify_one();
}
LOG(INFO) << "success to submit task. type=" << type_str << ", signature=" << signature
<< ", task_count_in_queue=" << task_count_in_queue;
} else {
LOG(INFO) << "fail to register task. type=" << type_str << ", signature=" << signature;
}
}
bool TaskWorkerPool::_register_task_info(const TTaskType::type task_type, int64_t signature) {
lock_guard<Mutex> task_signatures_lock(_s_task_signatures_lock);
set<int64_t>& signature_set = _s_task_signatures[task_type];
return signature_set.insert(signature).second;
}
void TaskWorkerPool::_remove_task_info(const TTaskType::type task_type, int64_t signature) {
size_t queue_size;
{
lock_guard<Mutex> task_signatures_lock(_s_task_signatures_lock);
set<int64_t>& signature_set = _s_task_signatures[task_type];
signature_set.erase(signature);
queue_size = signature_set.size();
}
std::string type_str;
EnumToString(TTaskType, task_type, type_str);
LOG(INFO) << "remove task info. type=" << type_str << ", signature=" << signature
<< ", queue_size=" << queue_size;
}
void TaskWorkerPool::_spawn_callback_worker_thread(CALLBACK_FUNCTION callback_func) {
pthread_t thread;
sigset_t mask;
sigset_t omask;
int err = 0;
// TODO: why need to catch these signals, should leave a comment
sigemptyset(&mask);
sigaddset(&mask, SIGCHLD);
sigaddset(&mask, SIGHUP);
sigaddset(&mask, SIGPIPE);
pthread_sigmask(SIG_SETMASK, &mask, &omask);
while (true) {
err = pthread_create(&thread, NULL, callback_func, this);
if (err != 0) {
LOG(WARNING) << "failed to spawn a thread. error: " << err;
#ifndef BE_TEST
sleep(config::sleep_one_second);
#endif
} else {
pthread_detach(thread);
break;
}
}
}
void TaskWorkerPool::_finish_task(const TFinishTaskRequest& finish_task_request) {
// Return result to FE
TMasterResult result;
uint32_t try_time = 0;
while (try_time < TASK_FINISH_MAX_RETRY) {
DorisMetrics::finish_task_requests_total.increment(1);
AgentStatus client_status = _master_client->finish_task(finish_task_request, &result);
if (client_status == DORIS_SUCCESS) {
LOG(INFO) << "finish task success.";
break;
} else {
DorisMetrics::finish_task_requests_failed.increment(1);
LOG(WARNING) << "finish task failed. status_code=" << result.status.status_code;
try_time += 1;
}
#ifndef BE_TEST
sleep(config::sleep_one_second);
#endif
}
}
uint32_t TaskWorkerPool::_get_next_task_index(int32_t thread_count,
std::deque<TAgentTaskRequest>& tasks,
TPriority::type priority) {
int32_t index = -1;
deque<TAgentTaskRequest>::size_type task_count = tasks.size();
for (uint32_t i = 0; i < task_count; ++i) {
TAgentTaskRequest task = tasks[i];
if (priority == TPriority::HIGH) {
if (task.__isset.priority && task.priority == TPriority::HIGH) {
index = i;
break;
}
}
}
if (index == -1) {
if (priority == TPriority::HIGH) {
return index;
}
index = 0;
}
return index;
}
void* TaskWorkerPool::_create_tablet_worker_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
#ifndef BE_TEST
while (true) {
#endif
TAgentTaskRequest agent_task_req;
TCreateTabletReq create_tablet_req;
{
lock_guard<Mutex> worker_thread_lock(worker_pool_this->_worker_thread_lock);
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
agent_task_req = worker_pool_this->_tasks.front();
create_tablet_req = agent_task_req.create_tablet_req;
worker_pool_this->_tasks.pop_front();
}
TStatusCode::type status_code = TStatusCode::OK;
vector<string> error_msgs;
TStatus task_status;
std::vector<TTabletInfo> finish_tablet_infos;
OLAPStatus create_status =
worker_pool_this->_env->storage_engine()->create_tablet(create_tablet_req);
if (create_status != OLAPStatus::OLAP_SUCCESS) {
LOG(WARNING) << "create table failed. status: " << create_status
<< ", signature: " << agent_task_req.signature;
// TODO liutao09 distinguish the OLAPStatus
status_code = TStatusCode::RUNTIME_ERROR;
} else {
++_s_report_version;
// get path hash of the created tablet
TabletSharedPtr tablet = StorageEngine::instance()->tablet_manager()->get_tablet(
create_tablet_req.tablet_id, create_tablet_req.tablet_schema.schema_hash);
DCHECK(tablet != nullptr);
TTabletInfo tablet_info;
tablet_info.tablet_id = tablet->table_id();
tablet_info.schema_hash = tablet->schema_hash();
tablet_info.version = create_tablet_req.version;
tablet_info.version_hash = create_tablet_req.version_hash;
tablet_info.row_count = 0;
tablet_info.data_size = 0;
tablet_info.__set_path_hash(tablet->data_dir()->path_hash());
finish_tablet_infos.push_back(tablet_info);
}
task_status.__set_status_code(status_code);
task_status.__set_error_msgs(error_msgs);
TFinishTaskRequest finish_task_request;
finish_task_request.__set_finish_tablet_infos(finish_tablet_infos);
finish_task_request.__set_backend(worker_pool_this->_backend);
finish_task_request.__set_report_version(_s_report_version);
finish_task_request.__set_task_type(agent_task_req.task_type);
finish_task_request.__set_signature(agent_task_req.signature);
finish_task_request.__set_task_status(task_status);
worker_pool_this->_finish_task(finish_task_request);
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
#ifndef BE_TEST
}
#endif
return (void*)0;
}
void* TaskWorkerPool::_drop_tablet_worker_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
#ifndef BE_TEST
while (true) {
#endif
TAgentTaskRequest agent_task_req;
TDropTabletReq drop_tablet_req;
{
lock_guard<Mutex> worker_thread_lock(worker_pool_this->_worker_thread_lock);
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
agent_task_req = worker_pool_this->_tasks.front();
drop_tablet_req = agent_task_req.drop_tablet_req;
worker_pool_this->_tasks.pop_front();
}
TStatusCode::type status_code = TStatusCode::OK;
vector<string> error_msgs;
TStatus task_status;
TabletSharedPtr dropped_tablet = StorageEngine::instance()->tablet_manager()->get_tablet(
drop_tablet_req.tablet_id, drop_tablet_req.schema_hash);
if (dropped_tablet != nullptr) {
OLAPStatus drop_status = StorageEngine::instance()->tablet_manager()->drop_tablet(
drop_tablet_req.tablet_id, drop_tablet_req.schema_hash);
if (drop_status != OLAP_SUCCESS) {
LOG(WARNING) << "drop table failed! signature: " << agent_task_req.signature;
error_msgs.push_back("drop table failed!");
status_code = TStatusCode::RUNTIME_ERROR;
}
// if tablet is dropped by fe, then the related txn should also be removed
StorageEngine::instance()->txn_manager()->force_rollback_tablet_related_txns(
dropped_tablet->data_dir()->get_meta(), drop_tablet_req.tablet_id,
drop_tablet_req.schema_hash, dropped_tablet->tablet_uid());
}
task_status.__set_status_code(status_code);
task_status.__set_error_msgs(error_msgs);
TFinishTaskRequest finish_task_request;
finish_task_request.__set_backend(worker_pool_this->_backend);
finish_task_request.__set_task_type(agent_task_req.task_type);
finish_task_request.__set_signature(agent_task_req.signature);
finish_task_request.__set_task_status(task_status);
worker_pool_this->_finish_task(finish_task_request);
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
#ifndef BE_TEST
}
#endif
return (void*)0;
}
void* TaskWorkerPool::_alter_tablet_worker_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
#ifndef BE_TEST
while (true) {
#endif
TAgentTaskRequest agent_task_req;
{
lock_guard<Mutex> worker_thread_lock(worker_pool_this->_worker_thread_lock);
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
agent_task_req = worker_pool_this->_tasks.front();
worker_pool_this->_tasks.pop_front();
}
int64_t signatrue = agent_task_req.signature;
LOG(INFO) << "get alter table task, signature: " << agent_task_req.signature;
bool is_task_timeout = false;
if (agent_task_req.__isset.recv_time) {
int64_t time_elapsed = time(nullptr) - agent_task_req.recv_time;
if (time_elapsed > config::report_task_interval_seconds * 20) {
LOG(INFO) << "task elapsed " << time_elapsed
<< " seconds since it is inserted to queue, it is timeout";
is_task_timeout = true;
}
}
if (!is_task_timeout) {
TFinishTaskRequest finish_task_request;
TTaskType::type task_type = agent_task_req.task_type;
switch (task_type) {
case TTaskType::ALTER:
worker_pool_this->_alter_tablet(worker_pool_this, agent_task_req, signatrue,
task_type, &finish_task_request);
break;
default:
// pass
break;
}
worker_pool_this->_finish_task(finish_task_request);
}
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
#ifndef BE_TEST
}
#endif
return (void*)0;
}
void TaskWorkerPool::_alter_tablet(TaskWorkerPool* worker_pool_this,
const TAgentTaskRequest& agent_task_req, int64_t signature,
const TTaskType::type task_type,
TFinishTaskRequest* finish_task_request) {
AgentStatus status = DORIS_SUCCESS;
TStatus task_status;
vector<string> error_msgs;
string process_name;
switch (task_type) {
case TTaskType::ALTER:
process_name = "alter";
break;
default:
std::string task_name;
EnumToString(TTaskType, task_type, task_name);
LOG(WARNING) << "schema change type invalid. type: " << task_name
<< ", signature: " << signature;
status = DORIS_TASK_REQUEST_ERROR;
break;
}
// Check last schema change status, if failed delete tablet file
// Do not need to adjust delete success or not
// Because if delete failed create rollup will failed
TTabletId new_tablet_id;
TSchemaHash new_schema_hash = 0;
if (status == DORIS_SUCCESS) {
new_tablet_id = agent_task_req.alter_tablet_req_v2.new_tablet_id;
new_schema_hash = agent_task_req.alter_tablet_req_v2.new_schema_hash;
EngineAlterTabletTask engine_task(agent_task_req.alter_tablet_req_v2, signature, task_type,
&error_msgs, process_name);
OLAPStatus sc_status = worker_pool_this->_env->storage_engine()->execute_task(&engine_task);
if (sc_status != OLAP_SUCCESS) {
status = DORIS_ERROR;
} else {
status = DORIS_SUCCESS;
}
}
if (status == DORIS_SUCCESS) {
++_s_report_version;
LOG(INFO) << process_name << " finished. signature: " << signature;
}
// Return result to fe
finish_task_request->__set_backend(_backend);
finish_task_request->__set_report_version(_s_report_version);
finish_task_request->__set_task_type(task_type);
finish_task_request->__set_signature(signature);
vector<TTabletInfo> finish_tablet_infos;
if (status == DORIS_SUCCESS) {
TTabletInfo tablet_info;
status = _get_tablet_info(new_tablet_id, new_schema_hash, signature, &tablet_info);
if (status != DORIS_SUCCESS) {
LOG(WARNING) << process_name << " success, but get new tablet info failed."
<< "tablet_id: " << new_tablet_id << ", schema_hash: " << new_schema_hash
<< ", signature: " << signature;
} else {
finish_tablet_infos.push_back(tablet_info);
}
}
if (status == DORIS_SUCCESS) {
finish_task_request->__set_finish_tablet_infos(finish_tablet_infos);
LOG(INFO) << process_name << " success. signature: " << signature;
error_msgs.push_back(process_name + " success");
task_status.__set_status_code(TStatusCode::OK);
} else if (status == DORIS_TASK_REQUEST_ERROR) {
LOG(WARNING) << "alter table request task type invalid. "
<< "signature:" << signature;
error_msgs.push_back("alter table request new tablet id or schema count invalid.");
task_status.__set_status_code(TStatusCode::ANALYSIS_ERROR);
} else {
LOG(WARNING) << process_name << " failed. signature: " << signature;
error_msgs.push_back(process_name + " failed");
error_msgs.push_back("status: " + _agent_utils->print_agent_status(status));
task_status.__set_status_code(TStatusCode::RUNTIME_ERROR);
}
task_status.__set_error_msgs(error_msgs);
finish_task_request->__set_task_status(task_status);
}
void* TaskWorkerPool::_push_worker_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
// gen high priority worker thread
TPriority::type priority = TPriority::NORMAL;
int32_t push_worker_count_high_priority = config::push_worker_count_high_priority;
static uint32_t s_worker_count = 0;
{
lock_guard<Mutex> worker_thread_lock(worker_pool_this->_worker_thread_lock);
if (s_worker_count < push_worker_count_high_priority) {
++s_worker_count;
priority = TPriority::HIGH;
}
}
#ifndef BE_TEST
while (true) {
#endif
AgentStatus status = DORIS_SUCCESS;
TAgentTaskRequest agent_task_req;
TPushReq push_req;
int32_t index = 0;
do {
lock_guard<Mutex> worker_thread_lock(worker_pool_this->_worker_thread_lock);
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
index = worker_pool_this->_get_next_task_index(
config::push_worker_count_normal_priority +
config::push_worker_count_high_priority,
worker_pool_this->_tasks, priority);
if (index < 0) {
// there is no high priority task. notify other thread to handle normal task
worker_pool_this->_worker_thread_condition_variable.notify_one();
break;
}
agent_task_req = worker_pool_this->_tasks[index];
push_req = agent_task_req.push_req;
worker_pool_this->_tasks.erase(worker_pool_this->_tasks.begin() + index);
} while (0);
#ifndef BE_TEST
if (index < 0) {
// there is no high priority task in queue
sleep(1);
continue;
}
#endif
LOG(INFO) << "get push task. signature: " << agent_task_req.signature
<< " priority: " << priority;
vector<TTabletInfo> tablet_infos;
EngineBatchLoadTask engine_task(push_req, &tablet_infos, agent_task_req.signature, &status);
worker_pool_this->_env->storage_engine()->execute_task(&engine_task);
#ifndef BE_TEST
if (status == DORIS_PUSH_HAD_LOADED) {
// remove the task and not return to fe
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
continue;
}
#endif
// Return result to fe
vector<string> error_msgs;
TStatus task_status;
TFinishTaskRequest finish_task_request;
finish_task_request.__set_backend(worker_pool_this->_backend);
finish_task_request.__set_task_type(agent_task_req.task_type);
finish_task_request.__set_signature(agent_task_req.signature);
if (push_req.push_type == TPushType::DELETE) {
finish_task_request.__set_request_version(push_req.version);
finish_task_request.__set_request_version_hash(push_req.version_hash);
}
if (status == DORIS_SUCCESS) {
VLOG(3) << "push ok.signature: " << agent_task_req.signature;
error_msgs.push_back("push success");
++_s_report_version;
task_status.__set_status_code(TStatusCode::OK);
finish_task_request.__set_finish_tablet_infos(tablet_infos);
} else if (status == DORIS_TASK_REQUEST_ERROR) {
LOG(WARNING) << "push request push_type invalid. type: " << push_req.push_type
<< ", signature: " << agent_task_req.signature;
error_msgs.push_back("push request push_type invalid.");
task_status.__set_status_code(TStatusCode::ANALYSIS_ERROR);
} else {
LOG(WARNING) << "push failed, error_code: " << status
<< ", signature: " << agent_task_req.signature;
error_msgs.push_back("push failed");
task_status.__set_status_code(TStatusCode::RUNTIME_ERROR);
}
task_status.__set_error_msgs(error_msgs);
finish_task_request.__set_task_status(task_status);
finish_task_request.__set_report_version(_s_report_version);
worker_pool_this->_finish_task(finish_task_request);
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
#ifndef BE_TEST
}
#endif
return (void*)0;
}
void* TaskWorkerPool::_publish_version_worker_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
#ifndef BE_TEST
while (true) {
#endif
TAgentTaskRequest agent_task_req;
TPublishVersionRequest publish_version_req;
{
lock_guard<Mutex> worker_thread_lock(worker_pool_this->_worker_thread_lock);
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
agent_task_req = worker_pool_this->_tasks.front();
publish_version_req = agent_task_req.publish_version_req;
worker_pool_this->_tasks.pop_front();
}
DorisMetrics::publish_task_request_total.increment(1);
LOG(INFO) << "get publish version task, signature:" << agent_task_req.signature;
Status st;
vector<TTabletId> error_tablet_ids;
uint32_t retry_time = 0;
OLAPStatus res = OLAP_SUCCESS;
while (retry_time < PUBLISH_VERSION_MAX_RETRY) {
error_tablet_ids.clear();
EnginePublishVersionTask engine_task(publish_version_req, &error_tablet_ids);
res = worker_pool_this->_env->storage_engine()->execute_task(&engine_task);
if (res == OLAP_SUCCESS) {
break;
} else {
LOG(WARNING) << "publish version error, retry. [transaction_id="
<< publish_version_req.transaction_id
<< ", error_tablets_size=" << error_tablet_ids.size() << "]";
++retry_time;
SleepFor(MonoDelta::FromSeconds(1));
}
}
TFinishTaskRequest finish_task_request;
if (res != OLAP_SUCCESS) {
DorisMetrics::publish_task_failed_total.increment(1);
// if publish failed, return failed, FE will ignore this error and
// check error tablet ids and FE will also republish this task
LOG(WARNING) << "publish version failed. signature:" << agent_task_req.signature
<< ", error_code=" << res;
st = Status::RuntimeError(strings::Substitute("publish version failed. error=$0", res));
finish_task_request.__set_error_tablet_ids(error_tablet_ids);
} else {
_s_report_version++;
LOG(INFO) << "publish_version success. signature:" << agent_task_req.signature;
}
st.to_thrift(&finish_task_request.task_status);
finish_task_request.__set_backend(worker_pool_this->_backend);
finish_task_request.__set_task_type(agent_task_req.task_type);
finish_task_request.__set_signature(agent_task_req.signature);
finish_task_request.__set_report_version(_s_report_version);
worker_pool_this->_finish_task(finish_task_request);
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
#ifndef BE_TEST
}
#endif
return (void*)0;
}
void* TaskWorkerPool::_clear_transaction_task_worker_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
#ifndef BE_TEST
while (true) {
#endif
TAgentTaskRequest agent_task_req;
TClearTransactionTaskRequest clear_transaction_task_req;
{
lock_guard<Mutex> worker_thread_lock(worker_pool_this->_worker_thread_lock);
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
agent_task_req = worker_pool_this->_tasks.front();
clear_transaction_task_req = agent_task_req.clear_transaction_task_req;
worker_pool_this->_tasks.pop_front();
}
LOG(INFO) << "get clear transaction task task, signature:" << agent_task_req.signature
<< ", transaction_id: " << clear_transaction_task_req.transaction_id
<< ", partition id size: " << clear_transaction_task_req.partition_id.size();
TStatusCode::type status_code = TStatusCode::OK;
vector<string> error_msgs;
TStatus task_status;
if (clear_transaction_task_req.transaction_id > 0) {
// transaction_id should be greater than zero.
// If it is not greater than zero, no need to execute
// the following clear_transaction_task() function.
if (!clear_transaction_task_req.partition_id.empty()) {
worker_pool_this->_env->storage_engine()->clear_transaction_task(
clear_transaction_task_req.transaction_id,
clear_transaction_task_req.partition_id);
} else {
worker_pool_this->_env->storage_engine()->clear_transaction_task(
clear_transaction_task_req.transaction_id);
}
LOG(INFO) << "finish to clear transaction task. signature:" << agent_task_req.signature
<< ", transaction_id: " << clear_transaction_task_req.transaction_id;
} else {
LOG(WARNING) << "invalid transaction id: " << clear_transaction_task_req.transaction_id
<< ", signature: " << agent_task_req.signature;
}
task_status.__set_status_code(status_code);
task_status.__set_error_msgs(error_msgs);
TFinishTaskRequest finish_task_request;
finish_task_request.__set_task_status(task_status);
finish_task_request.__set_backend(worker_pool_this->_backend);
finish_task_request.__set_task_type(agent_task_req.task_type);
finish_task_request.__set_signature(agent_task_req.signature);
worker_pool_this->_finish_task(finish_task_request);
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
#ifndef BE_TEST
}
#endif
return (void*)0;
}
void* TaskWorkerPool::_update_tablet_meta_worker_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
while (true) {
TAgentTaskRequest agent_task_req;
TUpdateTabletMetaInfoReq update_tablet_meta_req;
{
lock_guard<Mutex> worker_thread_lock(worker_pool_this->_worker_thread_lock);
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
agent_task_req = worker_pool_this->_tasks.front();
update_tablet_meta_req = agent_task_req.update_tablet_meta_info_req;
worker_pool_this->_tasks.pop_front();
}
LOG(INFO) << "get update tablet meta task, signature:" << agent_task_req.signature;
TStatusCode::type status_code = TStatusCode::OK;
vector<string> error_msgs;
TStatus task_status;
for (auto tablet_meta_info : update_tablet_meta_req.tabletMetaInfos) {
TabletSharedPtr tablet = StorageEngine::instance()->tablet_manager()->get_tablet(
tablet_meta_info.tablet_id, tablet_meta_info.schema_hash);
if (tablet == nullptr) {
LOG(WARNING) << "could not find tablet when update partition id"
<< " tablet_id=" << tablet_meta_info.tablet_id
<< " schema_hash=" << tablet_meta_info.schema_hash;
continue;
}
WriteLock wrlock(tablet->get_header_lock_ptr());
// update tablet meta
if (!tablet_meta_info.__isset.meta_type) {
tablet->set_partition_id(tablet_meta_info.partition_id);
} else {
switch (tablet_meta_info.meta_type) {
case TTabletMetaType::PARTITIONID:
tablet->set_partition_id(tablet_meta_info.partition_id);
break;
case TTabletMetaType::INMEMORY:
tablet->tablet_meta()->mutable_tablet_schema()->set_is_in_memory(
tablet_meta_info.is_in_memory);
break;
}
}
tablet->save_meta();
}
LOG(INFO) << "finish update tablet meta task. signature:" << agent_task_req.signature;
task_status.__set_status_code(status_code);
task_status.__set_error_msgs(error_msgs);
TFinishTaskRequest finish_task_request;
finish_task_request.__set_task_status(task_status);
finish_task_request.__set_backend(worker_pool_this->_backend);
finish_task_request.__set_task_type(agent_task_req.task_type);
finish_task_request.__set_signature(agent_task_req.signature);
worker_pool_this->_finish_task(finish_task_request);
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
}
return (void*)0;
}
void* TaskWorkerPool::_clone_worker_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
#ifndef BE_TEST
while (true) {
#endif
AgentStatus status = DORIS_SUCCESS;
TAgentTaskRequest agent_task_req;
TCloneReq clone_req;
{
lock_guard<Mutex> worker_thread_lock(worker_pool_this->_worker_thread_lock);
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
agent_task_req = worker_pool_this->_tasks.front();
clone_req = agent_task_req.clone_req;
worker_pool_this->_tasks.pop_front();
}
DorisMetrics::clone_requests_total.increment(1);
LOG(INFO) << "get clone task. signature:" << agent_task_req.signature;
vector<string> error_msgs;
vector<TTabletInfo> tablet_infos;
EngineCloneTask engine_task(clone_req, worker_pool_this->_master_info,
agent_task_req.signature, &error_msgs, &tablet_infos, &status);
worker_pool_this->_env->storage_engine()->execute_task(&engine_task);
// Return result to fe
TStatus task_status;
TFinishTaskRequest finish_task_request;
finish_task_request.__set_backend(worker_pool_this->_backend);
finish_task_request.__set_task_type(agent_task_req.task_type);
finish_task_request.__set_signature(agent_task_req.signature);
TStatusCode::type status_code = TStatusCode::OK;
if (status != DORIS_SUCCESS && status != DORIS_CREATE_TABLE_EXIST) {
DorisMetrics::clone_requests_failed.increment(1);
status_code = TStatusCode::RUNTIME_ERROR;
LOG(WARNING) << "clone failed. signature: " << agent_task_req.signature;
error_msgs.push_back("clone failed.");
} else {
LOG(INFO) << "clone success, set tablet infos."
<< "signature:" << agent_task_req.signature;
finish_task_request.__set_finish_tablet_infos(tablet_infos);
}
task_status.__set_status_code(status_code);
task_status.__set_error_msgs(error_msgs);
finish_task_request.__set_task_status(task_status);
worker_pool_this->_finish_task(finish_task_request);
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
#ifndef BE_TEST
}
#endif
return (void*)0;
}
void* TaskWorkerPool::_storage_medium_migrate_worker_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
#ifndef BE_TEST
while (true) {
#endif
TAgentTaskRequest agent_task_req;
TStorageMediumMigrateReq storage_medium_migrate_req;
{
lock_guard<Mutex> worker_thread_lock(worker_pool_this->_worker_thread_lock);
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
agent_task_req = worker_pool_this->_tasks.front();
storage_medium_migrate_req = agent_task_req.storage_medium_migrate_req;
worker_pool_this->_tasks.pop_front();
}
TStatusCode::type status_code = TStatusCode::OK;
vector<string> error_msgs;
TStatus task_status;
EngineStorageMigrationTask engine_task(storage_medium_migrate_req);
OLAPStatus res = worker_pool_this->_env->storage_engine()->execute_task(&engine_task);
if (res != OLAP_SUCCESS) {
LOG(WARNING) << "storage media migrate failed. status: " << res
<< ", signature: " << agent_task_req.signature;
status_code = TStatusCode::RUNTIME_ERROR;
} else {
LOG(INFO) << "storage media migrate success. status:" << res << ","
<< ", signature:" << agent_task_req.signature;
}
task_status.__set_status_code(status_code);
task_status.__set_error_msgs(error_msgs);
TFinishTaskRequest finish_task_request;
finish_task_request.__set_backend(worker_pool_this->_backend);
finish_task_request.__set_task_type(agent_task_req.task_type);
finish_task_request.__set_signature(agent_task_req.signature);
finish_task_request.__set_task_status(task_status);
worker_pool_this->_finish_task(finish_task_request);
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
#ifndef BE_TEST
}
#endif
return (void*)0;
}
void* TaskWorkerPool::_check_consistency_worker_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
#ifndef BE_TEST
while (true) {
#endif
TAgentTaskRequest agent_task_req;
TCheckConsistencyReq check_consistency_req;
{
lock_guard<Mutex> worker_thread_lock(worker_pool_this->_worker_thread_lock);
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
agent_task_req = worker_pool_this->_tasks.front();
check_consistency_req = agent_task_req.check_consistency_req;
worker_pool_this->_tasks.pop_front();
}
TStatusCode::type status_code = TStatusCode::OK;
vector<string> error_msgs;
TStatus task_status;
uint32_t checksum = 0;
EngineChecksumTask engine_task(
check_consistency_req.tablet_id, check_consistency_req.schema_hash,
check_consistency_req.version, check_consistency_req.version_hash, &checksum);
OLAPStatus res = worker_pool_this->_env->storage_engine()->execute_task(&engine_task);
if (res != OLAP_SUCCESS) {
LOG(WARNING) << "check consistency failed. status: " << res
<< ", signature: " << agent_task_req.signature;
status_code = TStatusCode::RUNTIME_ERROR;
} else {
LOG(INFO) << "check consistency success. status:" << res
<< ", signature:" << agent_task_req.signature << ", checksum:" << checksum;
}
task_status.__set_status_code(status_code);
task_status.__set_error_msgs(error_msgs);
TFinishTaskRequest finish_task_request;
finish_task_request.__set_backend(worker_pool_this->_backend);
finish_task_request.__set_task_type(agent_task_req.task_type);
finish_task_request.__set_signature(agent_task_req.signature);
finish_task_request.__set_task_status(task_status);
finish_task_request.__set_tablet_checksum(static_cast<int64_t>(checksum));
finish_task_request.__set_request_version(check_consistency_req.version);
finish_task_request.__set_request_version_hash(check_consistency_req.version_hash);
worker_pool_this->_finish_task(finish_task_request);
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
#ifndef BE_TEST
}
#endif
return (void*)0;
}
void* TaskWorkerPool::_report_task_worker_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
TReportRequest request;
request.__set_force_recovery(config::force_recovery);
request.__set_backend(worker_pool_this->_backend);
#ifndef BE_TEST
while (true) {
#endif
{
lock_guard<Mutex> task_signatures_lock(_s_task_signatures_lock);
request.__set_tasks(_s_task_signatures);
}
DorisMetrics::report_task_requests_total.increment(1);
TMasterResult result;
AgentStatus status = worker_pool_this->_master_client->report(request, &result);
if (status != DORIS_SUCCESS) {
DorisMetrics::report_task_requests_failed.increment(1);
LOG(WARNING) << "finish report task failed. status:" << status << ", master host:"
<< worker_pool_this->_master_info.network_address.hostname
<< "port:" << worker_pool_this->_master_info.network_address.port;
}
#ifndef BE_TEST
sleep(config::report_task_interval_seconds);
}
#endif
return (void*)0;
}
void* TaskWorkerPool::_report_disk_state_worker_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
TReportRequest request;
request.__set_force_recovery(config::force_recovery);
request.__set_backend(worker_pool_this->_backend);
#ifndef BE_TEST
while (true) {
if (worker_pool_this->_master_info.network_address.port == 0) {
// port == 0 means not received heartbeat yet
// sleep a short time and try again
LOG(INFO) << "waiting to receive first heartbeat from frontend";
sleep(config::sleep_one_second);
continue;
}
#endif
vector<DataDirInfo> data_dir_infos;
worker_pool_this->_env->storage_engine()->get_all_data_dir_info(&data_dir_infos,
true /* update */);
map<string, TDisk> disks;
for (auto& root_path_info : data_dir_infos) {
TDisk disk;
disk.__set_root_path(root_path_info.path);
disk.__set_path_hash(root_path_info.path_hash);
disk.__set_storage_medium(root_path_info.storage_medium);
disk.__set_disk_total_capacity(static_cast<double>(root_path_info.disk_capacity));
disk.__set_data_used_capacity(static_cast<double>(root_path_info.data_used_capacity));
disk.__set_disk_available_capacity(static_cast<double>(root_path_info.available));
disk.__set_used(root_path_info.is_used);
disks[root_path_info.path] = disk;
DorisMetrics::disks_total_capacity.set_metric(root_path_info.path,
root_path_info.disk_capacity);
DorisMetrics::disks_avail_capacity.set_metric(root_path_info.path,
root_path_info.available);
DorisMetrics::disks_data_used_capacity.set_metric(root_path_info.path,
root_path_info.data_used_capacity);
DorisMetrics::disks_state.set_metric(root_path_info.path,
root_path_info.is_used ? 1L : 0L);
}
request.__set_disks(disks);
DorisMetrics::report_disk_requests_total.increment(1);
TMasterResult result;
AgentStatus status = worker_pool_this->_master_client->report(request, &result);
if (status != DORIS_SUCCESS) {
DorisMetrics::report_disk_requests_failed.increment(1);
LOG(WARNING) << "finish report disk state failed. status:" << status << ", master host:"
<< worker_pool_this->_master_info.network_address.hostname
<< ", port:" << worker_pool_this->_master_info.network_address.port;
}
#ifndef BE_TEST
// wait for notifying until timeout
StorageEngine::instance()->wait_for_report_notify(
config::report_disk_state_interval_seconds, false);
}
#endif
return (void*)0;
}
void* TaskWorkerPool::_report_tablet_worker_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
TReportRequest request;
request.__set_force_recovery(config::force_recovery);
request.__set_backend(worker_pool_this->_backend);
request.__isset.tablets = true;
AgentStatus status = DORIS_SUCCESS;
#ifndef BE_TEST
while (true) {
if (worker_pool_this->_master_info.network_address.port == 0) {
// port == 0 means not received heartbeat yet
// sleep a short time and try again
LOG(INFO) << "waiting to receive first heartbeat from frontend";
sleep(config::sleep_one_second);
continue;
}
#endif
request.tablets.clear();
request.__set_report_version(_s_report_version);
OLAPStatus report_all_tablets_info_status =
StorageEngine::instance()->tablet_manager()->report_all_tablets_info(
&request.tablets);
if (report_all_tablets_info_status != OLAP_SUCCESS) {
LOG(WARNING) << "report get all tablets info failed. status: "
<< report_all_tablets_info_status;
#ifndef BE_TEST
// wait for notifying until timeout
StorageEngine::instance()->wait_for_report_notify(
config::report_tablet_interval_seconds, true);
continue;
#else
return (void*)0;
#endif
}
int64_t max_compaction_score =
std::max(DorisMetrics::tablet_cumulative_max_compaction_score.value(),
DorisMetrics::tablet_base_max_compaction_score.value());
request.__set_tablet_max_compaction_score(max_compaction_score);
TMasterResult result;
status = worker_pool_this->_master_client->report(request, &result);
if (status != DORIS_SUCCESS) {
DorisMetrics::report_all_tablets_requests_failed.increment(1);
LOG(WARNING) << "finish report olap table state failed. status:" << status
<< ", master host:"
<< worker_pool_this->_master_info.network_address.hostname
<< ", port:" << worker_pool_this->_master_info.network_address.port;
}
#ifndef BE_TEST
// wait for notifying until timeout
StorageEngine::instance()->wait_for_report_notify(config::report_tablet_interval_seconds,
true);
}
#endif
return (void*)0;
}
void* TaskWorkerPool::_upload_worker_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
#ifndef BE_TEST
while (true) {
#endif
TAgentTaskRequest agent_task_req;
TUploadReq upload_request;
{
lock_guard<Mutex> worker_thread_lock(worker_pool_this->_worker_thread_lock);
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
agent_task_req = worker_pool_this->_tasks.front();
upload_request = agent_task_req.upload_req;
worker_pool_this->_tasks.pop_front();
}
LOG(INFO) << "get upload task, signature:" << agent_task_req.signature
<< ", job id:" << upload_request.job_id;
std::map<int64_t, std::vector<std::string>> tablet_files;
SnapshotLoader loader(worker_pool_this->_env, upload_request.job_id,
agent_task_req.signature);
Status status = loader.upload(upload_request.src_dest_map, upload_request.broker_addr,
upload_request.broker_prop, &tablet_files);
TStatusCode::type status_code = TStatusCode::OK;
std::vector<string> error_msgs;
if (!status.ok()) {
status_code = TStatusCode::RUNTIME_ERROR;
LOG(WARNING) << "upload failed. job id: " << upload_request.job_id
<< ", msg: " << status.get_error_msg();
error_msgs.push_back(status.get_error_msg());
}
TStatus task_status;
task_status.__set_status_code(status_code);
task_status.__set_error_msgs(error_msgs);
TFinishTaskRequest finish_task_request;
finish_task_request.__set_backend(worker_pool_this->_backend);
finish_task_request.__set_task_type(agent_task_req.task_type);
finish_task_request.__set_signature(agent_task_req.signature);
finish_task_request.__set_task_status(task_status);
finish_task_request.__set_tablet_files(tablet_files);
worker_pool_this->_finish_task(finish_task_request);
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
LOG(INFO) << "finished upload task, signature: " << agent_task_req.signature
<< ", job id:" << upload_request.job_id;
#ifndef BE_TEST
}
#endif
return (void*)0;
}
void* TaskWorkerPool::_download_worker_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
#ifndef BE_TEST
while (true) {
#endif
TAgentTaskRequest agent_task_req;
TDownloadReq download_request;
{
lock_guard<Mutex> worker_thread_lock(worker_pool_this->_worker_thread_lock);
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
agent_task_req = worker_pool_this->_tasks.front();
download_request = agent_task_req.download_req;
worker_pool_this->_tasks.pop_front();
}
LOG(INFO) << "get download task, signature: " << agent_task_req.signature
<< ", job id:" << download_request.job_id;
TStatusCode::type status_code = TStatusCode::OK;
std::vector<string> error_msgs;
TStatus task_status;
// TODO: download
std::vector<int64_t> downloaded_tablet_ids;
SnapshotLoader loader(worker_pool_this->_env, download_request.job_id,
agent_task_req.signature);
Status status = loader.download(download_request.src_dest_map, download_request.broker_addr,
download_request.broker_prop, &downloaded_tablet_ids);
if (!status.ok()) {
status_code = TStatusCode::RUNTIME_ERROR;
LOG(WARNING) << "download failed. job id: " << download_request.job_id
<< ", msg: " << status.get_error_msg();
error_msgs.push_back(status.get_error_msg());
}
task_status.__set_status_code(status_code);
task_status.__set_error_msgs(error_msgs);
TFinishTaskRequest finish_task_request;
finish_task_request.__set_backend(worker_pool_this->_backend);
finish_task_request.__set_task_type(agent_task_req.task_type);
finish_task_request.__set_signature(agent_task_req.signature);
finish_task_request.__set_task_status(task_status);
finish_task_request.__set_downloaded_tablet_ids(downloaded_tablet_ids);
worker_pool_this->_finish_task(finish_task_request);
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
LOG(INFO) << "finished download task, signature: " << agent_task_req.signature
<< ", job id:" << download_request.job_id;
#ifndef BE_TEST
}
#endif
return (void*)0;
}
void* TaskWorkerPool::_make_snapshot_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
#ifndef BE_TEST
while (true) {
#endif
TAgentTaskRequest agent_task_req;
TSnapshotRequest snapshot_request;
{
lock_guard<Mutex> worker_thread_lock(worker_pool_this->_worker_thread_lock);
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
agent_task_req = worker_pool_this->_tasks.front();
snapshot_request = agent_task_req.snapshot_req;
worker_pool_this->_tasks.pop_front();
}
LOG(INFO) << "get snapshot task, signature:" << agent_task_req.signature;
TStatusCode::type status_code = TStatusCode::OK;
vector<string> error_msgs;
TStatus task_status;
string snapshot_path;
std::vector<string> snapshot_files;
OLAPStatus make_snapshot_status =
SnapshotManager::instance()->make_snapshot(snapshot_request, &snapshot_path);
if (make_snapshot_status != OLAP_SUCCESS) {
status_code = make_snapshot_status == OLAP_ERR_VERSION_ALREADY_MERGED
? TStatusCode::OLAP_ERR_VERSION_ALREADY_MERGED
: TStatusCode::RUNTIME_ERROR;
LOG(WARNING) << "make_snapshot failed. tablet_id:" << snapshot_request.tablet_id
<< ", schema_hash:" << snapshot_request.schema_hash
<< ", version:" << snapshot_request.version
<< ", version_hash:" << snapshot_request.version_hash
<< ", status: " << make_snapshot_status;
error_msgs.push_back("make_snapshot failed. status: " +
boost::lexical_cast<string>(make_snapshot_status));
} else {
LOG(INFO) << "make_snapshot success. tablet_id:" << snapshot_request.tablet_id
<< ", schema_hash:" << snapshot_request.schema_hash
<< ", version:" << snapshot_request.version
<< ", version_hash:" << snapshot_request.version_hash
<< ", snapshot_path:" << snapshot_path;
if (snapshot_request.__isset.list_files) {
// list and save all snapshot files
// snapshot_path like: data/snapshot/20180417205230.1.86400
// we need to add subdir: tablet_id/schema_hash/
std::stringstream ss;
ss << snapshot_path << "/" << snapshot_request.tablet_id << "/"
<< snapshot_request.schema_hash << "/";
Status st = FileUtils::list_files(Env::Default(), ss.str(), &snapshot_files);
if (!st.ok()) {
status_code = TStatusCode::RUNTIME_ERROR;
LOG(WARNING) << "make_snapshot failed. tablet_id:" << snapshot_request.tablet_id
<< ", schema_hash:" << snapshot_request.schema_hash
<< ", version:" << snapshot_request.version
<< ", version_hash:" << snapshot_request.version_hash
<< ",list file failed: " << st.get_error_msg();
error_msgs.push_back("make_snapshot failed. list file failed: " +
st.get_error_msg());
}
}
}
task_status.__set_status_code(status_code);
task_status.__set_error_msgs(error_msgs);
TFinishTaskRequest finish_task_request;
finish_task_request.__set_backend(worker_pool_this->_backend);
finish_task_request.__set_task_type(agent_task_req.task_type);
finish_task_request.__set_signature(agent_task_req.signature);
finish_task_request.__set_snapshot_path(snapshot_path);
finish_task_request.__set_snapshot_files(snapshot_files);
finish_task_request.__set_task_status(task_status);
worker_pool_this->_finish_task(finish_task_request);
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
#ifndef BE_TEST
}
#endif
return (void*)0;
}
void* TaskWorkerPool::_release_snapshot_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
#ifndef BE_TEST
while (true) {
#endif
TAgentTaskRequest agent_task_req;
TReleaseSnapshotRequest release_snapshot_request;
{
lock_guard<Mutex> worker_thread_lock(worker_pool_this->_worker_thread_lock);
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
agent_task_req = worker_pool_this->_tasks.front();
release_snapshot_request = agent_task_req.release_snapshot_req;
worker_pool_this->_tasks.pop_front();
}
LOG(INFO) << "get release snapshot task, signature:" << agent_task_req.signature;
TStatusCode::type status_code = TStatusCode::OK;
vector<string> error_msgs;
TStatus task_status;
string& snapshot_path = release_snapshot_request.snapshot_path;
OLAPStatus release_snapshot_status =
SnapshotManager::instance()->release_snapshot(snapshot_path);
if (release_snapshot_status != OLAP_SUCCESS) {
status_code = TStatusCode::RUNTIME_ERROR;
LOG(WARNING) << "release_snapshot failed. snapshot_path: " << snapshot_path
<< ". status: " << release_snapshot_status;
error_msgs.push_back("release_snapshot failed. status: " +
boost::lexical_cast<string>(release_snapshot_status));
} else {
LOG(INFO) << "release_snapshot success. snapshot_path: " << snapshot_path
<< ". status: " << release_snapshot_status;
}
task_status.__set_status_code(status_code);
task_status.__set_error_msgs(error_msgs);
TFinishTaskRequest finish_task_request;
finish_task_request.__set_backend(worker_pool_this->_backend);
finish_task_request.__set_task_type(agent_task_req.task_type);
finish_task_request.__set_signature(agent_task_req.signature);
finish_task_request.__set_task_status(task_status);
worker_pool_this->_finish_task(finish_task_request);
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
#ifndef BE_TEST
}
#endif
return (void*)0;
}
AgentStatus TaskWorkerPool::_get_tablet_info(const TTabletId tablet_id,
const TSchemaHash schema_hash, int64_t signature,
TTabletInfo* tablet_info) {
AgentStatus status = DORIS_SUCCESS;
tablet_info->__set_tablet_id(tablet_id);
tablet_info->__set_schema_hash(schema_hash);
OLAPStatus olap_status =
StorageEngine::instance()->tablet_manager()->report_tablet_info(tablet_info);
if (olap_status != OLAP_SUCCESS) {
LOG(WARNING) << "get tablet info failed. status: " << olap_status
<< ", signature: " << signature;
status = DORIS_ERROR;
}
return status;
}
void* TaskWorkerPool::_move_dir_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
#ifndef BE_TEST
while (true) {
#endif
TAgentTaskRequest agent_task_req;
TMoveDirReq move_dir_req;
{
MutexLock worker_thread_lock(&(worker_pool_this->_worker_thread_lock));
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
agent_task_req = worker_pool_this->_tasks.front();
move_dir_req = agent_task_req.move_dir_req;
worker_pool_this->_tasks.pop_front();
}
LOG(INFO) << "get move dir task, signature:" << agent_task_req.signature
<< ", job id:" << move_dir_req.job_id;
TStatusCode::type status_code = TStatusCode::OK;
vector<string> error_msgs;
TStatus task_status;
// TODO: move dir
AgentStatus status = worker_pool_this->_move_dir(
move_dir_req.tablet_id, move_dir_req.schema_hash, move_dir_req.src,
move_dir_req.job_id, true /* TODO */, &error_msgs);
if (status != DORIS_SUCCESS) {
status_code = TStatusCode::RUNTIME_ERROR;
LOG(WARNING) << "failed to move dir: " << move_dir_req.src
<< ", tablet id: " << move_dir_req.tablet_id
<< ", signature: " << agent_task_req.signature
<< ", job id: " << move_dir_req.job_id;
} else {
LOG(INFO) << "finished to move dir:" << move_dir_req.src
<< ", tablet_id:" << move_dir_req.tablet_id
<< ", signature:" << agent_task_req.signature
<< ", job id:" << move_dir_req.job_id;
}
task_status.__set_status_code(status_code);
task_status.__set_error_msgs(error_msgs);
TFinishTaskRequest finish_task_request;
finish_task_request.__set_backend(worker_pool_this->_backend);
finish_task_request.__set_task_type(agent_task_req.task_type);
finish_task_request.__set_signature(agent_task_req.signature);
finish_task_request.__set_task_status(task_status);
worker_pool_this->_finish_task(finish_task_request);
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
#ifndef BE_TEST
}
#endif
return (void*)0;
}
AgentStatus TaskWorkerPool::_move_dir(const TTabletId tablet_id, const TSchemaHash schema_hash,
const std::string& src, int64_t job_id, bool overwrite,
std::vector<std::string>* error_msgs) {
TabletSharedPtr tablet =
StorageEngine::instance()->tablet_manager()->get_tablet(tablet_id, schema_hash);
if (tablet == nullptr) {
LOG(INFO) << "failed to get tablet. tablet_id:" << tablet_id
<< ", schema hash:" << schema_hash;
error_msgs->push_back("failed to get tablet");
return DORIS_TASK_REQUEST_ERROR;
}
std::string dest_tablet_dir = tablet->tablet_path();
SnapshotLoader loader(_env, job_id, tablet_id);
Status status = loader.move(src, tablet, overwrite);
if (!status.ok()) {
LOG(WARNING) << "move failed. job id: " << job_id << ", msg: " << status.get_error_msg();
error_msgs->push_back(status.get_error_msg());
return DORIS_INTERNAL_ERROR;
}
return DORIS_SUCCESS;
}
void* TaskWorkerPool::_recover_tablet_thread_callback(void* arg_this) {
TaskWorkerPool* worker_pool_this = (TaskWorkerPool*)arg_this;
while (true) {
TAgentTaskRequest agent_task_req;
TRecoverTabletReq recover_tablet_req;
{
MutexLock worker_thread_lock(&(worker_pool_this->_worker_thread_lock));
while (worker_pool_this->_tasks.empty()) {
worker_pool_this->_worker_thread_condition_variable.wait();
}
agent_task_req = worker_pool_this->_tasks.front();
recover_tablet_req = agent_task_req.recover_tablet_req;
worker_pool_this->_tasks.pop_front();
}
TStatusCode::type status_code = TStatusCode::OK;
vector<string> error_msgs;
TStatus task_status;
LOG(INFO) << "begin to recover tablet."
<< ", tablet_id:" << recover_tablet_req.tablet_id << "."
<< recover_tablet_req.schema_hash << ", version:" << recover_tablet_req.version
<< "-" << recover_tablet_req.version_hash;
OLAPStatus status =
worker_pool_this->_env->storage_engine()->recover_tablet_until_specfic_version(
recover_tablet_req);
if (status != OLAP_SUCCESS) {
status_code = TStatusCode::RUNTIME_ERROR;
LOG(WARNING) << "failed to recover tablet."
<< "signature:" << agent_task_req.signature
<< ", table:" << recover_tablet_req.tablet_id << "."
<< recover_tablet_req.schema_hash
<< ", version:" << recover_tablet_req.version << "-"
<< recover_tablet_req.version_hash;
} else {
LOG(WARNING) << "succeed to recover tablet."
<< "signature:" << agent_task_req.signature
<< ", table:" << recover_tablet_req.tablet_id << "."
<< recover_tablet_req.schema_hash
<< ", version:" << recover_tablet_req.version << "-"
<< recover_tablet_req.version_hash;
}
task_status.__set_status_code(status_code);
task_status.__set_error_msgs(error_msgs);
TFinishTaskRequest finish_task_request;
finish_task_request.__set_backend(worker_pool_this->_backend);
finish_task_request.__set_task_type(agent_task_req.task_type);
finish_task_request.__set_signature(agent_task_req.signature);
finish_task_request.__set_task_status(task_status);
worker_pool_this->_finish_task(finish_task_request);
worker_pool_this->_remove_task_info(agent_task_req.task_type, agent_task_req.signature);
}
return (void*)0;
}
} // namespace doris