// 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.

// This file is copied from

// https://github.com/apache/impala/blob/branch-2.9.0/be/src/runtime/runtime-state.cpp

// and modified by Doris

#include "runtime/runtime_state.h"

#include <fmt/format.h>

#include <gen_cpp/PaloInternalService_types.h>

#include <gen_cpp/Types_types.h>

#include <glog/logging.h>

#include <fstream>

#include <memory>

#include <string>

#include "cloud/cloud_storage_engine.h"

#include "cloud/config.h"

#include "common/config.h"

#include "common/logging.h"

#include "common/object_pool.h"

#include "common/status.h"

#include "io/fs/s3_file_system.h"

#include "olap/storage_engine.h"

#include "pipeline/exec/operator.h"

#include "pipeline/pipeline_task.h"

#include "runtime/exec_env.h"

#include "runtime/fragment_mgr.h"

#include "runtime/load_path_mgr.h"

#include "runtime/memory/mem_tracker_limiter.h"

#include "runtime/memory/thread_mem_tracker_mgr.h"

#include "runtime/query_context.h"

#include "runtime/runtime_filter_mgr.h"

#include "runtime/thread_context.h"

#include "util/timezone_utils.h"

#include "util/uid_util.h"

#include "vec/runtime/vdatetime_value.h"

namespace doris {

using namespace ErrorCode;

RuntimeState::RuntimeState(const TPlanFragmentExecParams& fragment_exec_params,

                           const TQueryOptions& query_options, const TQueryGlobals& query_globals,

                           ExecEnv* exec_env, QueryContext* ctx,

                           const std::shared_ptr<MemTrackerLimiter>& query_mem_tracker)

        : _profile("Fragment " + print_id(fragment_exec_params.fragment_instance_id)),

          _load_channel_profile("<unnamed>"),

          _obj_pool(new ObjectPool()),

          _unreported_error_idx(0),

          _query_id(fragment_exec_params.query_id),

          _per_fragment_instance_idx(0),

          _num_rows_load_total(0),

          _num_rows_load_filtered(0),

          _num_rows_load_unselected(0),

          _num_print_error_rows(0),

          _num_bytes_load_total(0),

          _num_finished_scan_range(0),

          _error_row_number(0),

          _query_ctx(ctx) {

    Status status =

            init(fragment_exec_params.fragment_instance_id, query_options, query_globals, exec_env);

    DCHECK(status.ok());

    if (query_mem_tracker != nullptr) {

        _query_mem_tracker = query_mem_tracker;

    } else {

        DCHECK(ctx != nullptr);

        _query_mem_tracker = ctx->query_mem_tracker;

    }

#ifdef BE_TEST

    if (_query_mem_tracker == nullptr) {

        init_mem_trackers();

    }

#endif

    DCHECK(_query_mem_tracker != nullptr && _query_mem_tracker->label() != "Orphan");

    if (fragment_exec_params.__isset.runtime_filter_params) {

        _query_ctx->runtime_filter_mgr()->set_runtime_filter_params(

                fragment_exec_params.runtime_filter_params);

    }

}

RuntimeState::RuntimeState(const TUniqueId& instance_id, const TUniqueId& query_id,

                           int32_t fragment_id, const TQueryOptions& query_options,

                           const TQueryGlobals& query_globals, ExecEnv* exec_env, QueryContext* ctx)

        : _profile("Fragment " + print_id(instance_id)),

          _load_channel_profile("<unnamed>"),

          _obj_pool(new ObjectPool()),

          _unreported_error_idx(0),

          _query_id(query_id),

          _fragment_id(fragment_id),

          _per_fragment_instance_idx(0),

          _num_rows_load_total(0),

          _num_rows_load_filtered(0),

          _num_rows_load_unselected(0),

          _num_rows_filtered_in_strict_mode_partial_update(0),

          _num_print_error_rows(0),

          _num_bytes_load_total(0),

          _num_finished_scan_range(0),

          _error_row_number(0),

          _query_ctx(ctx) {

    [[maybe_unused]] auto status = init(instance_id, query_options, query_globals, exec_env);

    DCHECK(status.ok());

    _query_mem_tracker = ctx->query_mem_tracker;

#ifdef BE_TEST

    if (_query_mem_tracker == nullptr) {

        init_mem_trackers();

    }

#endif

    DCHECK(_query_mem_tracker != nullptr && _query_mem_tracker->label() != "Orphan");

}

RuntimeState::RuntimeState(pipeline::PipelineFragmentContext*, const TUniqueId& instance_id,

                           const TUniqueId& query_id, int32_t fragment_id,

                           const TQueryOptions& query_options, const TQueryGlobals& query_globals,

                           ExecEnv* exec_env, QueryContext* ctx)

        : _profile("Fragment " + print_id(instance_id)),

          _load_channel_profile("<unnamed>"),

          _obj_pool(new ObjectPool()),

          _unreported_error_idx(0),

          _query_id(query_id),

          _fragment_id(fragment_id),

          _per_fragment_instance_idx(0),

          _num_rows_load_total(0),

          _num_rows_load_filtered(0),

          _num_rows_load_unselected(0),

          _num_rows_filtered_in_strict_mode_partial_update(0),

          _num_print_error_rows(0),

          _num_bytes_load_total(0),

          _num_finished_scan_range(0),

          _error_row_number(0),

          _query_ctx(ctx) {

    [[maybe_unused]] auto status = init(instance_id, query_options, query_globals, exec_env);

    _query_mem_tracker = ctx->query_mem_tracker;

#ifdef BE_TEST

    if (_query_mem_tracker == nullptr) {

        init_mem_trackers();

    }

#endif

    DCHECK(_query_mem_tracker != nullptr && _query_mem_tracker->label() != "Orphan");

    DCHECK(status.ok());

}

RuntimeState::RuntimeState(const TUniqueId& query_id, int32_t fragment_id,

                           const TQueryOptions& query_options, const TQueryGlobals& query_globals,

                           ExecEnv* exec_env, QueryContext* ctx)

        : _profile("PipelineX  " + std::to_string(fragment_id)),

          _load_channel_profile("<unnamed>"),

          _obj_pool(new ObjectPool()),

          _unreported_error_idx(0),

          _query_id(query_id),

          _fragment_id(fragment_id),

          _per_fragment_instance_idx(0),

          _num_rows_load_total(0),

          _num_rows_load_filtered(0),

          _num_rows_load_unselected(0),

          _num_rows_filtered_in_strict_mode_partial_update(0),

          _num_print_error_rows(0),

          _num_bytes_load_total(0),

          _num_finished_scan_range(0),

          _error_row_number(0),

          _query_ctx(ctx) {

    // TODO: do we really need instance id?

    Status status = init(TUniqueId(), query_options, query_globals, exec_env);

    DCHECK(status.ok());

    _query_mem_tracker = ctx->query_mem_tracker;

#ifdef BE_TEST

    if (_query_mem_tracker == nullptr) {

        init_mem_trackers();

    }

#endif

    DCHECK(_query_mem_tracker != nullptr && _query_mem_tracker->label() != "Orphan");

}

RuntimeState::RuntimeState(const TQueryGlobals& query_globals)

        : _profile("<unnamed>"),

          _load_channel_profile("<unnamed>"),

          _obj_pool(new ObjectPool()),

          _unreported_error_idx(0),

          _per_fragment_instance_idx(0) {

    _query_options.batch_size = DEFAULT_BATCH_SIZE;

    if (query_globals.__isset.time_zone && query_globals.__isset.nano_seconds) {

        _timezone = query_globals.time_zone;

        _timestamp_ms = query_globals.timestamp_ms;

        _nano_seconds = query_globals.nano_seconds;

    } else if (query_globals.__isset.time_zone) {

        _timezone = query_globals.time_zone;

        _timestamp_ms = query_globals.timestamp_ms;

        _nano_seconds = 0;

    } else if (!query_globals.now_string.empty()) {

        _timezone = TimezoneUtils::default_time_zone;

        VecDateTimeValue dt;

        dt.from_date_str(query_globals.now_string.c_str(), query_globals.now_string.size());

        int64_t timestamp;

        dt.unix_timestamp(&timestamp, _timezone);

        _timestamp_ms = timestamp * 1000;

        _nano_seconds = 0;

    } else {

        //Unit test may set into here

        _timezone = TimezoneUtils::default_time_zone;

        _timestamp_ms = 0;

        _nano_seconds = 0;

    }

    TimezoneUtils::find_cctz_time_zone(_timezone, _timezone_obj);

    init_mem_trackers("<unnamed>");

}

RuntimeState::RuntimeState()

        : _profile("<unnamed>"),

          _load_channel_profile("<unnamed>"),

          _obj_pool(new ObjectPool()),

          _unreported_error_idx(0),

          _per_fragment_instance_idx(0) {

    _query_options.batch_size = DEFAULT_BATCH_SIZE;

    _query_options.be_exec_version = BeExecVersionManager::get_newest_version();

    _timezone = TimezoneUtils::default_time_zone;

    _timestamp_ms = 0;

    _nano_seconds = 0;

    TimezoneUtils::find_cctz_time_zone(_timezone, _timezone_obj);

    _exec_env = ExecEnv::GetInstance();

    init_mem_trackers("<unnamed>");

}

RuntimeState::~RuntimeState() {

    SCOPED_SWITCH_THREAD_MEM_TRACKER_LIMITER(_query_mem_tracker);

    // close error log file

    if (_error_log_file != nullptr && _error_log_file->is_open()) {

        _error_log_file->close();

    }

    _obj_pool->clear();

}

Status RuntimeState::init(const TUniqueId& fragment_instance_id, const TQueryOptions& query_options,

                          const TQueryGlobals& query_globals, ExecEnv* exec_env) {

    _fragment_instance_id = fragment_instance_id;

    _query_options = query_options;

    if (query_globals.__isset.time_zone && query_globals.__isset.nano_seconds) {

        _timezone = query_globals.time_zone;

        _timestamp_ms = query_globals.timestamp_ms;

        _nano_seconds = query_globals.nano_seconds;

    } else if (query_globals.__isset.time_zone) {

        _timezone = query_globals.time_zone;

        _timestamp_ms = query_globals.timestamp_ms;

        _nano_seconds = 0;

    } else if (!query_globals.now_string.empty()) {

        _timezone = TimezoneUtils::default_time_zone;

        VecDateTimeValue dt;

        dt.from_date_str(query_globals.now_string.c_str(), query_globals.now_string.size());

        int64_t timestamp;

        dt.unix_timestamp(&timestamp, _timezone);

        _timestamp_ms = timestamp * 1000;

        _nano_seconds = 0;

    } else {

        //Unit test may set into here

        _timezone = TimezoneUtils::default_time_zone;

        _timestamp_ms = 0;

        _nano_seconds = 0;

    }

    TimezoneUtils::find_cctz_time_zone(_timezone, _timezone_obj);

    if (query_globals.__isset.load_zero_tolerance) {

        _load_zero_tolerance = query_globals.load_zero_tolerance;

    }

    _exec_env = exec_env;

    if (_query_options.max_errors <= 0) {

        // TODO: fix linker error and uncomment this

        //_query_options.max_errors = config::max_errors;

        _query_options.max_errors = 100;

    }

    if (_query_options.batch_size <= 0) {

        _query_options.batch_size = DEFAULT_BATCH_SIZE;

    }

    _db_name = "insert_stmt";

    _import_label = print_id(fragment_instance_id);

    return Status::OK();

}

std::weak_ptr<QueryContext> RuntimeState::get_query_ctx_weak() {

    return _exec_env->fragment_mgr()->get_or_erase_query_ctx_with_lock(_query_ctx->query_id());

}

void RuntimeState::init_mem_trackers(const std::string& name, const TUniqueId& id) {

    _query_mem_tracker = MemTrackerLimiter::create_shared(

            MemTrackerLimiter::Type::OTHER, fmt::format("{}#Id={}", name, print_id(id)));

}

std::shared_ptr<MemTrackerLimiter> RuntimeState::query_mem_tracker() const {

    CHECK(_query_mem_tracker != nullptr);

    return _query_mem_tracker;

}

bool RuntimeState::log_error(const std::string& error) {

    std::lock_guard<std::mutex> l(_error_log_lock);

    if (_error_log.size() < _query_options.max_errors) {

        _error_log.push_back(error);

        return true;

    }

    return false;

}

void RuntimeState::get_unreported_errors(std::vector<std::string>* new_errors) {

    std::lock_guard<std::mutex> l(_error_log_lock);

    if (_unreported_error_idx < _error_log.size()) {

        new_errors->assign(_error_log.begin() + _unreported_error_idx, _error_log.end());

        _unreported_error_idx = _error_log.size();

    }

}

bool RuntimeState::is_cancelled() const {

    // Maybe we should just return _is_cancelled.load()

    return !_exec_status.ok() || (_query_ctx && _query_ctx->is_cancelled());

}

Status RuntimeState::cancel_reason() const {

    if (!_exec_status.ok()) {

        return _exec_status.status();

    }

    if (_query_ctx) {

        return _query_ctx->exec_status();

    }

    return Status::Cancelled("Query cancelled");

}

const int64_t MAX_ERROR_NUM = 50;

Status RuntimeState::create_error_log_file() {

    if (config::save_load_error_log_to_s3 && config::is_cloud_mode()) {

        _s3_error_fs = std::dynamic_pointer_cast<io::S3FileSystem>(

                ExecEnv::GetInstance()->storage_engine().to_cloud().latest_fs());

        if (_s3_error_fs) {

            std::stringstream ss;

            // https://dev.mysql.com/doc/dev/mysql-server/latest/page_protocol_basic_err_packet.html

            // shorten the path as much as possible to prevent the length of the presigned URL from

            // exceeding the MySQL error packet size limit

            ss << "error_log/" << _import_label << "_" << std::hex << _fragment_instance_id.hi;

            _s3_error_log_file_path = ss.str();

        }

    }

    static_cast<void>(_exec_env->load_path_mgr()->get_load_error_file_name(

            _db_name, _import_label, _fragment_instance_id, &_error_log_file_path));

    std::string error_log_absolute_path =

            _exec_env->load_path_mgr()->get_load_error_absolute_path(_error_log_file_path);

    _error_log_file = std::make_unique<std::ofstream>(error_log_absolute_path, std::ifstream::out);

    if (!_error_log_file->is_open()) {

        std::stringstream error_msg;

        error_msg << "Fail to open error file: [" << _error_log_file_path << "].";

        LOG(WARNING) << error_msg.str();

        return Status::InternalError(error_msg.str());

    }

    VLOG_FILE << "create error log file: " << _error_log_file_path;

    return Status::OK();

}

Status RuntimeState::append_error_msg_to_file(std::function<std::string()> line,

                                              std::function<std::string()> error_msg,

                                              bool* stop_processing, bool is_summary) {

    *stop_processing = false;

    if (query_type() != TQueryType::LOAD) {

        return Status::OK();

    }

    // If file haven't been opened, open it here

    if (_error_log_file == nullptr) {

        Status status = create_error_log_file();

        if (!status.ok()) {

            LOG(WARNING) << "Create error file log failed. because: " << status;

            if (_error_log_file != nullptr) {

                _error_log_file->close();

            }

            return status;

        }

    }

    // if num of printed error row exceeds the limit, and this is not a summary message,

    // if _load_zero_tolerance, return Error to stop the load process immediately.

    if (_num_print_error_rows.fetch_add(1, std::memory_order_relaxed) > MAX_ERROR_NUM &&

        !is_summary) {

        if (_load_zero_tolerance) {

            *stop_processing = true;

        }

        return Status::OK();

    }

    fmt::memory_buffer out;

    if (is_summary) {

        fmt::format_to(out, "Summary: {}", error_msg());

    } else {

        if (_error_row_number < MAX_ERROR_NUM) {

            // Note: export reason first in case src line too long and be truncated.

            fmt::format_to(out, "Reason: {}. src line [{}]; ", error_msg(), line());

        } else if (_error_row_number == MAX_ERROR_NUM) {

            fmt::format_to(out, "TOO MUCH ERROR! already reach {}. show no more next error.",

                           MAX_ERROR_NUM);

        }

    }

    size_t error_row_size = out.size();

    if (error_row_size > 0) {

        if (error_row_size > config::load_error_log_limit_bytes) {

            fmt::memory_buffer limit_byte_out;

            limit_byte_out.append(out.data(), out.data() + config::load_error_log_limit_bytes);

            (*_error_log_file) << fmt::to_string(limit_byte_out) + "error log is too long"

                               << std::endl;

        } else {

            (*_error_log_file) << fmt::to_string(out) << std::endl;

        }

    }

    return Status::OK();

}

std::string RuntimeState::get_error_log_file_path() {

    std::lock_guard<std::mutex> l(_s3_error_log_file_lock);

    if (_s3_error_fs && _error_log_file && _error_log_file->is_open()) {

        // close error log file

        _error_log_file->close();

        std::string error_log_absolute_path =

                _exec_env->load_path_mgr()->get_load_error_absolute_path(_error_log_file_path);

        // upload error log file to s3

        Status st = _s3_error_fs->upload(error_log_absolute_path, _s3_error_log_file_path);

        if (st.ok()) {

            // remove local error log file

            std::filesystem::remove(error_log_absolute_path);

        } else {

            // upload failed and return local error log file path

            LOG(WARNING) << "Fail to upload error file to s3, error_log_file_path="

                         << _error_log_file_path << ", error=" << st;

            return _error_log_file_path;

        }

        // expiration must be less than a week (in seconds) for presigned url

        static const unsigned EXPIRATION_SECONDS = 7 * 24 * 60 * 60 - 1;

        // We should return a public endpoint to user.

        _error_log_file_path = _s3_error_fs->generate_presigned_url(_s3_error_log_file_path,

                                                                    EXPIRATION_SECONDS, true);

    }

    return _error_log_file_path;

}

void RuntimeState::resize_op_id_to_local_state(int operator_size) {

    _op_id_to_local_state.resize(-operator_size);

}

void RuntimeState::emplace_local_state(

        int id, std::unique_ptr<doris::pipeline::PipelineXLocalStateBase> state) {

    id = -id;

    DCHECK(id < _op_id_to_local_state.size());

    DCHECK(!_op_id_to_local_state[id]);

    _op_id_to_local_state[id] = std::move(state);

}

doris::pipeline::PipelineXLocalStateBase* RuntimeState::get_local_state(int id) {

    id = -id;

    return _op_id_to_local_state[id].get();

}

Result<RuntimeState::LocalState*> RuntimeState::get_local_state_result(int id) {

    id = -id;

    if (id >= _op_id_to_local_state.size()) {

        return ResultError(Status::InternalError("get_local_state out of range size:{} , id:{}",

                                                 _op_id_to_local_state.size(), id));

    }

    if (!_op_id_to_local_state[id]) {

        return ResultError(Status::InternalError("get_local_state id:{} is null", id));

    }

    return _op_id_to_local_state[id].get();

};

void RuntimeState::emplace_sink_local_state(

        int id, std::unique_ptr<doris::pipeline::PipelineXSinkLocalStateBase> state) {

    DCHECK(!_sink_local_state) << " id=" << id << " state: " << state->debug_string(0);

    _sink_local_state = std::move(state);

}

doris::pipeline::PipelineXSinkLocalStateBase* RuntimeState::get_sink_local_state() {

    return _sink_local_state.get();

}

Result<RuntimeState::SinkLocalState*> RuntimeState::get_sink_local_state_result() {

    if (!_sink_local_state) {

        return ResultError(Status::InternalError("_op_id_to_sink_local_state not exist"));

    }

    return _sink_local_state.get();

}

bool RuntimeState::enable_page_cache() const {

    return !config::disable_storage_page_cache &&

           (_query_options.__isset.enable_page_cache && _query_options.enable_page_cache);

}

RuntimeFilterMgr* RuntimeState::global_runtime_filter_mgr() {

    return _query_ctx->runtime_filter_mgr();

}

Status RuntimeState::register_producer_runtime_filter(

        const TRuntimeFilterDesc& desc, std::shared_ptr<IRuntimeFilter>* producer_filter,

        bool build_bf_exactly) {

    // Producers are created by local runtime filter mgr and shared by global runtime filter manager.

    // When RF is published, consumers in both global and local RF mgr will be found.

    RETURN_IF_ERROR(local_runtime_filter_mgr()->register_producer_filter(

            desc, query_options(), producer_filter, build_bf_exactly));

    RETURN_IF_ERROR(global_runtime_filter_mgr()->register_local_merge_producer_filter(

            desc, query_options(), *producer_filter, build_bf_exactly));

    return Status::OK();

}

Status RuntimeState::register_consumer_runtime_filter(

        const doris::TRuntimeFilterDesc& desc, bool need_local_merge, int node_id,

        std::shared_ptr<IRuntimeFilter>* consumer_filter) {

    if (desc.has_remote_targets || need_local_merge) {

        return global_runtime_filter_mgr()->register_consumer_filter(desc, query_options(), node_id,

                                                                     consumer_filter, false, true);

    } else {

        return local_runtime_filter_mgr()->register_consumer_filter(desc, query_options(), node_id,

                                                                    consumer_filter, false, false);

    }

}

bool RuntimeState::is_nereids() const {

    return _query_ctx->is_nereids();

}

std::vector<std::shared_ptr<RuntimeProfile>> RuntimeState::pipeline_id_to_profile() {

    std::shared_lock lc(_pipeline_profile_lock);

    return _pipeline_id_to_profile;

}

std::vector<std::shared_ptr<RuntimeProfile>> RuntimeState::build_pipeline_profile(

        std::size_t pipeline_size) {

    std::unique_lock lc(_pipeline_profile_lock);

    if (!_pipeline_id_to_profile.empty()) {

        throw Exception(ErrorCode::INTERNAL_ERROR,

                        "build_pipeline_profile can only be called once.");

    }

    _pipeline_id_to_profile.resize(pipeline_size);

    {

        size_t pip_idx = 0;

        for (auto& pipeline_profile : _pipeline_id_to_profile) {

            pipeline_profile =

                    std::make_shared<RuntimeProfile>("Pipeline : " + std::to_string(pip_idx));

            pip_idx++;

        }

    }

    return _pipeline_id_to_profile;

}

} // end namespace doris