MarcoBuster/tdlight-telegram-bot-api
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tdlight-telegram-bot-api/telegram-bot-api/ClientManager.cpp
a5r0n a35ff4543b
fix merge conflicts
2023-12-16 22:29:04 +02:00

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//
// Copyright Aliaksei Levin (levlam@telegram.org), Arseny Smirnov (arseny30@gmail.com) 2014-2021, Luckydonald (tdlight-telegram-bot-api+code@luckydonald.de) 2020
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
#include "telegram-bot-api/ClientManager.h"
#include "telegram-bot-api/ClientParameters.h"
#include "telegram-bot-api/WebhookActor.h"
#include "telegram-bot-api/StatsJson.h"
#include "td/telegram/ClientActor.h"
#include "td/telegram/td_api.h"
#include "td/db/binlog/Binlog.h"
#include "td/db/binlog/ConcurrentBinlog.h"
#include "td/db/BinlogKeyValue.h"
#include "td/db/DbKey.h"
#include "td/db/TQueue.h"
#include "td/net/HttpFile.h"
#include "td/actor/MultiPromise.h"
#include "td/utils/common.h"
#include "td/utils/format.h"
#include "td/utils/logging.h"
#include "td/utils/misc.h"
#include "td/utils/Parser.h"
#include "td/utils/port/IPAddress.h"
#include "td/utils/port/Stat.h"
#include "td/utils/port/thread.h"
#include "td/utils/Slice.h"
#include "td/utils/SliceBuilder.h"
#include "td/utils/StackAllocator.h"
#include "td/utils/StringBuilder.h"
#include "td/utils/Time.h"
#include "td/utils/Random.h"
#include "td/utils/base64.h"
#include "memprof/memprof.h"
#include <algorithm>
#include <atomic>
#include <tuple>
namespace telegram_bot_api {
void ClientManager::close(td::Promise<td::Unit> &&promise) {
close_promises_.push_back(std::move(promise));
if (close_flag_) {
return;
}
close_flag_ = true;
watchdog_id_.reset();
dump_statistics();
auto ids = clients_.ids();
for (auto id : ids) {
auto *client_info = clients_.get(id);
CHECK(client_info);
send_closure(client_info->client_, &Client::close);
}
if (ids.empty()) {
close_db();
}
}
void ClientManager::send(PromisedQueryPtr query) {
if (close_flag_) {
// automatically send 429
return;
}
if (!parameters_->allow_users_ && query->is_user()) {
return fail_query(405, "Method Not Allowed: Users are not allowed to use the api", std::move(query));
}
td::string token = query->token().str();
if (token[0] == '0' || token.size() > 80u || token.find('/') != td::string::npos ||
token.find(':') == td::string::npos) {
return fail_query(401, "Unauthorized: invalid token specified", std::move(query));
}
auto r_user_id = td::to_integer_safe<td::int64>(query->token().substr(0, token.find(':')));
if (r_user_id.is_error() || !token_range_(r_user_id.ok())) {
return fail_query(421, "Misdirected Request: unallowed token specified", std::move(query));
}
auto user_id = r_user_id.ok();
if (user_id <= 0 || user_id >= (static_cast<td::int64>(1) << 54)) {
return fail_query(401, "Unauthorized: invalid token specified", std::move(query));
}
if (query->is_test_dc()) {
token += "/test";
}
auto bot_token_with_dc = PSTRING() << query->token() << (query->is_test_dc() ? ":T" : "");
if (parameters_->shared_data_->user_db_->isset(bot_token_with_dc) != query->is_user()) {
return fail_query(400, "Bad Request: Please use the correct api endpoint for bots or users", std::move(query));
}
auto id_it = token_to_id_.find(token);
if (id_it == token_to_id_.end()) {
if (!check_flood_limits(query)) {
return;
}
auto tqueue_id = get_tqueue_id(user_id, query->is_test_dc());
if (active_client_count_.count(tqueue_id) != 0) {
// return query->set_retry_after_error(1);
}
auto id =
clients_.create(ClientInfo{BotStatActor(stat_.actor_id(&stat_)), token, tqueue_id, td::ActorOwn<Client>()});
auto *client_info = clients_.get(id);
client_info->client_ = td::create_actor<Client>(PSLICE() << "Client/" << token, actor_shared(this, id),
query->token().str(), query->is_user(), query->is_test_dc(),
tqueue_id, parameters_, client_info->stat_.actor_id(&client_info->stat_));
auto method = query->method();
if (method != "deletewebhook" && method != "setwebhook") {
auto webhook_info = parameters_->shared_data_->webhook_db_->get(bot_token_with_dc);
if (!webhook_info.empty()) {
send_closure(client_info->client_, &Client::send,
get_webhook_restore_query(bot_token_with_dc, query->is_user(), webhook_info, parameters_->shared_data_));
}
}
std::tie(id_it, std::ignore) = token_to_id_.emplace(token, id);
}
send_closure(clients_.get(id_it->second)->client_, &Client::send,
std::move(query)); // will send 429 if the client is already closed
}
void ClientManager::user_login(PromisedQueryPtr query) {
if (!check_flood_limits(query, true)) {
return;
}
if (!parameters_->allow_users_) {
return fail_query(405, "Method Not Allowed: Users are not allowed to use the api", std::move(query));
}
td::MutableSlice r_phone_number = query->arg("phone_number");
if (r_phone_number.size() < 5 || r_phone_number.size() > 15) {
return fail_query(401, "Unauthorized: invalid phone number specified", std::move(query));
}
td::int64 phone_number = 0;
for (char const &c: r_phone_number) {
if (isdigit(c)) {
phone_number = phone_number * 10 + (c - 48);
}
}
td::UInt256 token_data;
td::Random::secure_bytes(token_data.raw, sizeof(token_data));
td::string user_token = td::to_string(phone_number) + ":" + td::base64url_encode(token_data.as_slice());
auto user_token_with_dc = PSTRING() << user_token << (query->is_test_dc() ? ":T" : "");
long token_hash = std::hash<td::string>{}(user_token);
auto tqueue_id = get_tqueue_id(token_hash, query->is_test_dc());
if (active_client_count_.find(tqueue_id) != active_client_count_.end()) {
// return query->set_retry_after_error(1);
}
auto id = clients_.create(ClientInfo{BotStatActor(stat_.actor_id(&stat_)), user_token, tqueue_id, td::ActorOwn<Client>()});
auto *client_info = clients_.get(id);
auto stat_actor = client_info->stat_.actor_id(&client_info->stat_);
auto client_id = td::create_actor<Client>(PSLICE() << "Client/" << user_token, actor_shared(this, id), user_token,
true, query->is_test_dc(), get_tqueue_id(token_hash, query->is_test_dc()),
parameters_, std::move(stat_actor));
clients_.get(id)->client_ = std::move(client_id);
auto id_it = token_to_id_.find(user_token);
std::tie(id_it, std::ignore) = token_to_id_.emplace(user_token, id);
send_closure(client_info->client_, &Client::send, std::move(query)); // will send 429 if the client is already closed
parameters_->shared_data_->user_db_->set(user_token_with_dc, "1");
// answer_query(td::VirtuallyJsonableString(user_token), std::move(query));
}
bool ClientManager::check_flood_limits(PromisedQueryPtr &query, bool is_user_login) {
td::string ip_address = query->get_peer_ip_address();
if (!ip_address.empty()) {
td::IPAddress tmp;
tmp.init_host_port(ip_address, 0).ignore();
tmp.clear_ipv6_interface();
if (tmp.is_valid()) {
ip_address = tmp.get_ip_str().str();
}
}
LOG(DEBUG) << "Receive incoming query for new bot " << query->token() << " from " << ip_address;
if (!ip_address.empty()) {
LOG(DEBUG) << "Check Client creation flood control for IP address " << ip_address;
if (is_user_login) {
ip_address += "/user";
}
auto res = flood_controls_.emplace(std::move(ip_address), td::FloodControlFast());
auto &flood_control = res.first->second;
if (res.second) {
if (is_user_login) {
flood_control.add_limit(60, 5); // 5 in a minute
flood_control.add_limit(60 * 60, 15); // 15 in an hour
} else {
flood_control.add_limit(60, 20); // 20 in a minute
flood_control.add_limit(60 * 60, 600); // 600 in an hour
}
}
auto now = td::Time::now();
auto wakeup_at = flood_control.get_wakeup_at();
if (wakeup_at > now) {
LOG(INFO) << "Failed to create Client from IP address " << ip_address;
query->set_retry_after_error(static_cast<int>(wakeup_at - now) + 1);
return false;
}
flood_control.add_event(now);
}
return true;
}
ClientManager::TopClients ClientManager::get_top_clients(std::size_t max_count, td::Slice token_filter) {
auto now = td::Time::now();
TopClients result;
td::vector<std::pair<td::int64, td::uint64>> top_client_ids;
for (auto id : clients_.ids()) {
auto *client_info = clients_.get(id);
CHECK(client_info);
if (client_info->stat_.is_active(now)) {
result.active_count++;
}
if (!td::begins_with(client_info->token_, token_filter)) {
continue;
}
auto score = static_cast<td::int64>(client_info->stat_.get_score(now) * -1e9);
if (score == 0 && top_client_ids.size() >= max_count) {
continue;
}
top_client_ids.emplace_back(score, id);
}
if (top_client_ids.size() < max_count) {
max_count = top_client_ids.size();
}
std::partial_sort(top_client_ids.begin(), top_client_ids.begin() + max_count, top_client_ids.end());
result.top_client_ids.reserve(max_count);
for (std::size_t i = 0; i < max_count; i++) {
result.top_client_ids.push_back(top_client_ids[i].second);
}
return result;
}
void ClientManager::get_stats(td::Promise<td::BufferSlice> promise,
td::vector<std::pair<td::string, td::string>> args,
bool as_json) {
if (close_flag_) {
promise.set_value(td::BufferSlice("Closing"));
return;
}
size_t buf_size = 1 << 18;
auto buf = td::StackAllocator::alloc(buf_size);
td::JsonBuilder jb(td::StringBuilder(buf.as_slice(), true), -1);
td::StringBuilder sb = std::move(jb.string_builder());
auto jb_root = jb.enter_object();
if (!as_json) {
jb_root.leave();
sb.clear();
} else {
jb_root("⚠️ WARNING", "The json representation is still a work in progress and will be changed later!");
}
td::Slice id_filter;
int new_verbosity_level = -1;
td::string tag;
for (auto &arg : args) {
if (arg.first == "id") {
id_filter = arg.second;
}
if (arg.first == "v") {
auto r_new_verbosity_level = td::to_integer_safe<int>(arg.second);
if (r_new_verbosity_level.is_ok()) {
new_verbosity_level = r_new_verbosity_level.ok();
}
}
if (arg.first == "tag") {
tag = arg.second;
}
}
if (new_verbosity_level > 0) {
if (tag.empty()) {
parameters_->shared_data_->next_verbosity_level_ = new_verbosity_level;
} else {
td::ClientActor::execute(td::td_api::make_object<td::td_api::setLogTagVerbosityLevel>(tag, new_verbosity_level));
}
}
auto now = td::Time::now();
auto top_clients = get_top_clients(50, id_filter);
if(!as_json) {
sb << BotStatActor::get_description() << '\n';
}
if (id_filter.empty()) {
if(as_json) {
jb_root("uptime", td::JsonFloat(now - parameters_->start_time_));
} else {
sb << "uptime\t" << now - parameters_->start_time_ << '\n';
}
if(as_json) {
jb_root("bot_count", td::JsonLong(clients_.size()));
} else {
sb << "bot_count\t" << clients_.size() << '\n';
}
if(as_json) {
jb_root("active_bot_count", td::JsonInt(top_clients.active_count));
} else {
sb << "active_bot_count\t" << top_clients.active_count << '\n';
}
auto r_mem_stat = td::mem_stat();
if (r_mem_stat.is_ok()) {
auto mem_stat = r_mem_stat.move_as_ok();
if(as_json) {
jb_root("memory", JsonStatsMem(mem_stat));
} else {
sb << "rss\t" << td::format::as_size(mem_stat.resident_size_) << '\n';
sb << "vm\t" << td::format::as_size(mem_stat.virtual_size_) << '\n';
sb << "rss_peak\t" << td::format::as_size(mem_stat.resident_size_peak_) << '\n';
sb << "vm_peak\t" << td::format::as_size(mem_stat.virtual_size_peak_) << '\n';
}
} else {
if(as_json) {
jb_root("memory", td::JsonNull());
} else {
LOG(INFO) << "Failed to get memory statistics: " << r_mem_stat.error();
}
}
ServerCpuStat::update(td::Time::now());
if(as_json) {
auto cpu_stats = ServerCpuStat::instance().as_json_ready_vector(td::Time::now());
jb_root("cpu", JsonStatsCpu(std::move(cpu_stats)));
} else {
auto cpu_stats = ServerCpuStat::instance().as_vector(td::Time::now());
for (auto &stat : cpu_stats) {
sb << stat.key_ << "\t" << stat.value_ << '\n';
}
}
if(as_json) {
jb_root("buffer_memory", JsonStatsSize(td::BufferAllocator::get_buffer_mem()));
jb_root("active_webhook_connections", td::JsonLong(WebhookActor::get_total_connection_count()));
jb_root("active_requests", td::JsonLong(parameters_->shared_data_->query_count_.load(std::memory_order_relaxed)));
jb_root("active_network_queries", td::JsonLong(td::get_pending_network_query_count(*parameters_->net_query_stats_)));
} else {
sb << "buffer_memory\t" << td::format::as_size(td::BufferAllocator::get_buffer_mem()) << '\n';
sb << "active_webhook_connections\t" << WebhookActor::get_total_connection_count() << '\n';
sb << "active_requests\t" << parameters_->shared_data_->query_count_.load(std::memory_order_relaxed) << '\n';
sb << "active_network_queries\t" << td::get_pending_network_query_count(*parameters_->net_query_stats_) << '\n';
}
if(as_json) {
} else {
auto stats = stat_.as_vector(now);
for (auto &stat : stats) {
sb << stat.key_ << "\t" << stat.value_ << '\n';
}
}
}
if(as_json) {
td::vector<JsonStatsBotAdvanced> bots;
for (auto top_client_id : top_clients.top_client_ids) {
auto client_info = clients_.get(top_client_id);
CHECK(client_info);
ServerBotInfo bot_info = client_info->client_.get_actor_unsafe()->get_bot_info();
auto active_request_count = client_info->stat_.get_active_request_count();
auto active_file_upload_bytes = client_info->stat_.get_active_file_upload_bytes();
auto active_file_upload_count = client_info->stat_.get_active_file_upload_count();
auto stats = client_info->stat_.as_json_ready_vector(now);
JsonStatsBotAdvanced bot(
std::move(top_client_id), std::move(bot_info), active_request_count, active_file_upload_bytes, active_file_upload_count, std::move(stats), parameters_->stats_hide_sensible_data_, now
);
bots.push_back(bot);
}
auto bot_count = bots.size();
jb_root("bots", JsonStatsBots(std::move(bots), bot_count > 100));
} else {
for (auto top_client_id : top_clients.top_client_ids) {
auto *client_info = clients_.get(top_client_id);
CHECK(client_info);
auto bot_info = client_info->client_.get_actor_unsafe()->get_bot_info();
auto active_request_count = client_info->stat_.get_active_request_count();
auto active_file_upload_bytes = client_info->stat_.get_active_file_upload_bytes();
auto active_file_upload_count = client_info->stat_.get_active_file_upload_count();
sb << '\n';
sb << "id\t" << bot_info.id_ << '\n';
sb << "uptime\t" << now - bot_info.start_time_ << '\n';
if (!parameters_->stats_hide_sensible_data_) {
sb << "token\t" << bot_info.token_ << '\n';
}
sb << "username\t" << bot_info.username_ << '\n';
if (active_request_count != 0) {
sb << "active_request_count\t" << active_request_count << '\n';
}
if (active_file_upload_bytes != 0) {
sb << "active_file_upload_bytes\t" << active_file_upload_bytes << '\n';
}
if (active_file_upload_count != 0) {
sb << "active_file_upload_count\t" << active_file_upload_count << '\n';
}
if (!bot_info.webhook_.empty()) {
if (!parameters_->stats_hide_sensible_data_) {
sb << "webhook\t" << bot_info.webhook_ << '\n';
} else {
sb << "webhook enabled" << '\n';
}
if (bot_info.has_webhook_certificate_) {
sb << "has_custom_certificate\t" << bot_info.has_webhook_certificate_ << '\n';
}
if (bot_info.webhook_max_connections_ != parameters_->default_max_webhook_connections_) {
sb << "webhook_max_connections\t" << bot_info.webhook_max_connections_ << '\n';
}
}
sb << "head_update_id\t" << bot_info.head_update_id_ << '\n';
if (bot_info.pending_update_count_ != 0) {
sb << "tail_update_id\t" << bot_info.tail_update_id_ << '\n';
sb << "pending_update_count\t" << bot_info.pending_update_count_ << '\n';
}
auto stats = client_info->stat_.as_vector(now);
for (auto &stat : stats) {
if (stat.key_ == "update_count" || stat.key_ == "request_count") {
sb << stat.key_ << "/sec\t" << stat.value_ << '\n';
}
}
if (sb.is_error()) {
break;
}
}
}
if(as_json) {
jb_root.leave();
}
// ignore sb overflow
promise.set_value(td::BufferSlice((as_json ? jb.string_builder() : sb).as_cslice()));
}
td::int64 ClientManager::get_tqueue_id(td::int64 user_id, bool is_test_dc) {
return user_id + (static_cast<td::int64>(is_test_dc) << 54);
}
void ClientManager::start_up() {
// init tqueue
{
auto load_start_time = td::Time::now();
auto tqueue_binlog = td::make_unique<td::TQueueBinlog<td::Binlog>>();
auto binlog = td::make_unique<td::Binlog>();
auto tqueue = td::TQueue::create();
td::vector<td::uint64> failed_to_replay_log_event_ids;
td::int64 loaded_event_count = 0;
binlog
->init(parameters_->working_directory_ + "tqueue.binlog",
[&](const td::BinlogEvent &event) {
if (tqueue_binlog->replay(event, *tqueue).is_error()) {
failed_to_replay_log_event_ids.push_back(event.id_);
} else {
loaded_event_count++;
}
})
.ensure();
tqueue_binlog.reset();
if (!failed_to_replay_log_event_ids.empty()) {
LOG(ERROR) << "Failed to replay " << failed_to_replay_log_event_ids.size() << " TQueue events";
for (auto &log_event_id : failed_to_replay_log_event_ids) {
binlog->erase(log_event_id);
}
}
auto concurrent_binlog =
std::make_shared<td::ConcurrentBinlog>(std::move(binlog), SharedData::get_binlog_scheduler_id());
auto concurrent_tqueue_binlog = td::make_unique<td::TQueueBinlog<td::BinlogInterface>>();
concurrent_tqueue_binlog->set_binlog(std::move(concurrent_binlog));
tqueue->set_callback(std::move(concurrent_tqueue_binlog));
parameters_->shared_data_->tqueue_ = std::move(tqueue);
LOG(WARNING) << "Loaded " << loaded_event_count << " TQueue events in " << (td::Time::now() - load_start_time)
<< " seconds";
next_tqueue_gc_time_ = td::Time::now() + 600;
}
// init webhook_db and user_db
auto concurrent_webhook_db = td::make_unique<td::BinlogKeyValue<td::ConcurrentBinlog>>();
auto status = concurrent_webhook_db->init(parameters_->working_directory_ + "webhooks_db.binlog", td::DbKey::empty(),
SharedData::get_binlog_scheduler_id());
LOG_IF(FATAL, status.is_error()) << "Can't open webhooks_db.binlog " << status;
parameters_->shared_data_->webhook_db_ = std::move(concurrent_webhook_db);
auto concurrent_user_db = td::make_unique<td::BinlogKeyValue<td::ConcurrentBinlog>>();
status = concurrent_user_db->init(parameters_->working_directory_ + "user_db.binlog", td::DbKey::empty(), SharedData::get_binlog_scheduler_id());
LOG_IF(FATAL, status.is_error()) << "Can't open user_db.binlog " << status.error();
parameters_->shared_data_->user_db_ = std::move(concurrent_user_db);
auto &webhook_db = *parameters_->shared_data_->webhook_db_;
auto &user_db = *parameters_->shared_data_->user_db_;
for (const auto &key_value : webhook_db.get_all()) {
if (!token_range_(td::to_integer<td::uint64>(key_value.first))) {
LOG(WARNING) << "DROP WEBHOOK: " << key_value.first << " ---> " << key_value.second;
webhook_db.erase(key_value.first);
continue;
}
auto query = get_webhook_restore_query(key_value.first, user_db.isset(key_value.first), key_value.second, parameters_->shared_data_);
send_closure_later(actor_id(this), &ClientManager::send, std::move(query));
}
// launch watchdog
watchdog_id_ = td::create_actor_on_scheduler<Watchdog>("ManagerWatchdog", SharedData::get_watchdog_scheduler_id(),
td::this_thread::get_id(), WATCHDOG_TIMEOUT);
set_timeout_in(600.0);
}
PromisedQueryPtr ClientManager::get_webhook_restore_query(td::Slice token, bool is_user, td::Slice webhook_info,
std::shared_ptr<SharedData> shared_data) {
// create Query with empty promise
td::vector<td::BufferSlice> containers;
auto add_string = [&containers](td::Slice str) {
containers.emplace_back(str);
return containers.back().as_mutable_slice();
};
token = add_string(token);
LOG(WARNING) << "WEBHOOK: " << token << " ---> " << webhook_info;
bool is_test_dc = false;
if (td::ends_with(token, ":T")) {
token.remove_suffix(2);
is_test_dc = true;
}
td::ConstParser parser{webhook_info};
td::vector<std::pair<td::MutableSlice, td::MutableSlice>> args;
if (parser.try_skip("cert/")) {
args.emplace_back(add_string("certificate"), add_string("previous"));
}
if (parser.try_skip("#maxc")) {
args.emplace_back(add_string("max_connections"), add_string(parser.read_till('/')));
parser.skip('/');
}
if (parser.try_skip("#ip")) {
args.emplace_back(add_string("ip_address"), add_string(parser.read_till('/')));
parser.skip('/');
}
if (parser.try_skip("#fix_ip")) {
args.emplace_back(add_string("fix_ip_address"), add_string("1"));
parser.skip('/');
}
if (parser.try_skip("#secret")) {
args.emplace_back(add_string("secret_token"), add_string(parser.read_till('/')));
parser.skip('/');
}
if (parser.try_skip("#allow")) {
args.emplace_back(add_string("allowed_updates"), add_string(parser.read_till('/')));
parser.skip('/');
}
args.emplace_back(add_string("url"), add_string(parser.read_all()));
const auto method = add_string("setwebhook");
auto query = td::make_unique<Query>(std::move(containers), token, is_user, is_test_dc, method, std::move(args),
td::vector<std::pair<td::MutableSlice, td::MutableSlice>>(),
td::vector<td::HttpFile>(), std::move(shared_data), td::IPAddress(), true);
return PromisedQueryPtr(query.release(), PromiseDeleter(td::Promise<td::unique_ptr<Query>>()));
}
void ClientManager::dump_statistics() {
if (is_memprof_on()) {
LOG(WARNING) << "Memory dump:";
td::vector<AllocInfo> v;
dump_alloc([&](const AllocInfo &info) { v.push_back(info); });
std::sort(v.begin(), v.end(), [](const AllocInfo &a, const AllocInfo &b) { return a.size > b.size; });
size_t total_size = 0;
size_t other_size = 0;
int count = 0;
for (auto &info : v) {
if (count++ < 50) {
LOG(WARNING) << td::format::as_size(info.size) << td::format::as_array(info.backtrace);
} else {
other_size += info.size;
}
total_size += info.size;
}
LOG(WARNING) << td::tag("other", td::format::as_size(other_size));
LOG(WARNING) << td::tag("total size", td::format::as_size(total_size));
LOG(WARNING) << td::tag("total traces", get_ht_size());
LOG(WARNING) << td::tag("fast_backtrace_success_rate", get_fast_backtrace_success_rate());
}
auto r_mem_stat = td::mem_stat();
if (r_mem_stat.is_ok()) {
auto mem_stat = r_mem_stat.move_as_ok();
LOG(WARNING) << td::tag("rss", td::format::as_size(mem_stat.resident_size_));
LOG(WARNING) << td::tag("vm", td::format::as_size(mem_stat.virtual_size_));
LOG(WARNING) << td::tag("rss_peak", td::format::as_size(mem_stat.resident_size_peak_));
LOG(WARNING) << td::tag("vm_peak", td::format::as_size(mem_stat.virtual_size_peak_));
}
LOG(WARNING) << td::tag("buffer_mem", td::format::as_size(td::BufferAllocator::get_buffer_mem()));
LOG(WARNING) << td::tag("buffer_slice_size", td::format::as_size(td::BufferAllocator::get_buffer_slice_size()));
const auto &shared_data = parameters_->shared_data_;
auto query_list_size = shared_data->query_list_size_.load(std::memory_order_relaxed);
auto query_count = shared_data->query_count_.load(std::memory_order_relaxed);
LOG(WARNING) << td::tag("pending queries", query_count) << td::tag("pending requests", query_list_size);
td::uint64 i = 0;
bool was_gap = false;
for (auto end = &shared_data->query_list_, cur = end->prev; cur != end; cur = cur->prev, i++) {
if (i < 20 || i > query_list_size - 20 || i % (query_list_size / 50 + 1) == 0) {
if (was_gap) {
LOG(WARNING) << "...";
was_gap = false;
}
LOG(WARNING) << static_cast<const Query &>(*cur);
} else {
was_gap = true;
}
}
td::dump_pending_network_queries(*parameters_->net_query_stats_);
auto now = td::Time::now();
auto top_clients = get_top_clients(10, {});
for (auto top_client_id : top_clients.top_client_ids) {
auto *client_info = clients_.get(top_client_id);
CHECK(client_info);
auto bot_info = client_info->client_.get_actor_unsafe()->get_bot_info();
td::string update_count;
td::string request_count;
auto replace_tabs = [](td::string &str) {
for (auto &c : str) {
if (c == '\t') {
c = ' ';
}
}
};
auto stats = client_info->stat_.as_vector(now);
for (auto &stat : stats) {
if (stat.key_ == "update_count") {
replace_tabs(stat.value_);
update_count = std::move(stat.value_);
}
if (stat.key_ == "request_count") {
replace_tabs(stat.value_);
request_count = std::move(stat.value_);
}
}
LOG(WARNING) << td::tag("id", bot_info.id_) << td::tag("update_count", update_count)
<< td::tag("request_count", request_count);
}
}
void ClientManager::raw_event(const td::Event::Raw &event) {
auto id = get_link_token();
auto *info = clients_.get(id);
CHECK(info != nullptr);
CHECK(info->tqueue_id_ != 0);
auto &value = active_client_count_[info->tqueue_id_];
if (event.ptr != nullptr) {
value++;
} else {
CHECK(value > 0);
if (--value == 0) {
active_client_count_.erase(info->tqueue_id_);
}
}
}
void ClientManager::timeout_expired() {
send_closure(watchdog_id_, &Watchdog::kick);
set_timeout_in(WATCHDOG_TIMEOUT / 10);
double now = td::Time::now();
if (now > next_tqueue_gc_time_) {
auto unix_time = parameters_->shared_data_->get_unix_time(now);
LOG(INFO) << "Run TQueue GC at " << unix_time;
td::int64 deleted_events;
bool is_finished;
std::tie(deleted_events, is_finished) = parameters_->shared_data_->tqueue_->run_gc(unix_time);
LOG(INFO) << "TQueue GC deleted " << deleted_events << " events";
next_tqueue_gc_time_ = td::Time::now() + (is_finished ? 60.0 : 1.0);
tqueue_deleted_events_ += deleted_events;
if (tqueue_deleted_events_ > last_tqueue_deleted_events_ + 10000) {
LOG(WARNING) << "TQueue GC already deleted " << tqueue_deleted_events_ << " events since the start";
last_tqueue_deleted_events_ = tqueue_deleted_events_;
}
}
}
void ClientManager::hangup_shared() {
auto id = get_link_token();
auto *info = clients_.get(id);
CHECK(info != nullptr);
info->client_.release();
token_to_id_.erase(info->token_);
clients_.erase(id);
if (close_flag_ && clients_.empty()) {
CHECK(active_client_count_.empty());
close_db();
}
}
void ClientManager::close_db() {
LOG(WARNING) << "Closing databases";
td::MultiPromiseActorSafe mpas("close binlogs");
mpas.add_promise(td::PromiseCreator::lambda(
[actor_id = actor_id(this)](td::Unit) { send_closure(actor_id, &ClientManager::finish_close); }));
mpas.set_ignore_errors(true);
auto lock = mpas.get_promise();
parameters_->shared_data_->tqueue_->close(mpas.get_promise());
parameters_->shared_data_->webhook_db_->close(mpas.get_promise());
parameters_->shared_data_->user_db_->close(mpas.get_promise());
lock.set_value(td::Unit());
}
void ClientManager::finish_close() {
LOG(WARNING) << "Stop ClientManager";
auto promises = std::move(close_promises_);
for (auto &promise : promises) {
promise.set_value(td::Unit());
}
stop();
}
constexpr double ClientManager::WATCHDOG_TIMEOUT;
} // namespace telegram_bot_api
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