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doris/be/src/runtime/test_env.h
chenhao7253886 37b4cafe87 Change variable and namespace name in BE (#268)
Change 'palo' to 'doris'
2018-11-02 10:22:32 +08:00

95 lines
3.4 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.
#ifndef DORIS_BE_TEST_QUERY_RUNTIME_TEST_ENV_H
#define DORIS_BE_TEST_QUERY_RUNTIME_TEST_ENV_H
#include "runtime/buffered_block_mgr2.h"
#include "runtime/disk_io_mgr.h"
#include "runtime/exec_env.h"
#include "runtime/runtime_state.h"
namespace doris {
// Helper testing class that creates an environment with a buffered-block-mgr similar
// to the one Impala's runtime is using.
class TestEnv {
public:
TestEnv();
~TestEnv();
// Reinitialize tmp_file_mgr with custom configuration. Only valid to call before
// query states have been created.
void init_tmp_file_mgr(const std::vector<std::string>& tmp_dirs, bool one_dir_per_device);
// Create a RuntimeState for a query with a new block manager. The RuntimeState is
// owned by the TestEnv.
Status create_query_state(int64_t query_id, int max_buffers, int block_size,
RuntimeState** runtime_state);
// Create multiple separate RuntimeStates with associated block managers, e.g. as if
// multiple queries were executing. The RuntimeStates are owned by TestEnv.
Status create_query_states(int64_t start_query_id, int num_mgrs, int buffers_per_mgr,
int block_size, std::vector<RuntimeState*>* runtime_states);
// Destroy all RuntimeStates and block managers created by this TestEnv.
void tear_down_query_states();
// Calculate memory limit accounting for overflow and negative values.
// If max_buffers is -1, no memory limit will apply.
int64_t calculate_mem_tracker(int max_buffers, int block_size);
ExecEnv* exec_env() {
return _exec_env.get();
}
MemTracker* block_mgr_parent_tracker() {
return _block_mgr_parent_tracker.get();
}
MemTracker* io_mgr_tracker() {
return _io_mgr_tracker.get();
}
MetricRegistry* metrics() {
return _metrics.get();
}
TmpFileMgr* tmp_file_mgr() {
return _tmp_file_mgr.get();
}
private:
// Recreate global metric groups.
void init_metrics();
// Create a new RuntimeState sharing global environment.
RuntimeState* create_runtime_state(int64_t query_id);
// Global state for test environment.
static boost::scoped_ptr<MetricRegistry> _s_static_metrics;
boost::scoped_ptr<ExecEnv> _exec_env;
boost::scoped_ptr<MemTracker> _block_mgr_parent_tracker;
boost::scoped_ptr<MemTracker> _io_mgr_tracker;
boost::scoped_ptr<MetricRegistry> _metrics;
boost::scoped_ptr<TmpFileMgr> _tmp_file_mgr;
// Per-query states with associated block managers.
std::vector<boost::shared_ptr<RuntimeState> > _query_states;
};
} // end namespace doris
#endif // DORIS_BE_TEST_QUERY_RUNTIME_TEST_ENV_H