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application.h
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application.h
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/*
* Copyright 2020 Redpanda Data, Inc.
*
* Use of this software is governed by the Business Source License
* included in the file licenses/BSL.md
*
* As of the Change Date specified in that file, in accordance with
* the Business Source License, use of this software will be governed
* by the Apache License, Version 2.0
*/
#pragma once
#include "archival/fwd.h"
#include "cloud_storage/fwd.h"
#include "cloud_storage_clients/client_pool.h"
#include "cluster/config_manager.h"
#include "cluster/fwd.h"
#include "cluster/node/local_monitor.h"
#include "cluster/node_status_backend.h"
#include "cluster/node_status_table.h"
#include "cluster/self_test_backend.h"
#include "cluster/self_test_frontend.h"
#include "config/node_config.h"
#include "coproc/fwd.h"
#include "features/fwd.h"
#include "kafka/client/configuration.h"
#include "kafka/client/fwd.h"
#include "kafka/server/fwd.h"
#include "kafka/server/server.h"
#include "net/conn_quota.h"
#include "net/fwd.h"
#include "pandaproxy/fwd.h"
#include "pandaproxy/rest/configuration.h"
#include "pandaproxy/rest/fwd.h"
#include "pandaproxy/schema_registry/configuration.h"
#include "pandaproxy/schema_registry/fwd.h"
#include "raft/fwd.h"
#include "redpanda/admin_server.h"
#include "redpanda/monitor_unsafe_log_flag.h"
#include "resource_mgmt/cpu_scheduling.h"
#include "resource_mgmt/memory_groups.h"
#include "resource_mgmt/scheduling_groups_probe.h"
#include "resource_mgmt/smp_groups.h"
#include "rpc/fwd.h"
#include "rpc/rpc_server.h"
#include "seastarx.h"
#include "ssx/fwd.h"
#include "ssx/metrics.h"
#include "storage/api.h"
#include "storage/fwd.h"
#include "utils/stop_signal.h"
#include <seastar/core/app-template.hh>
#include <seastar/core/metrics_registration.hh>
#include <seastar/core/sharded.hh>
#include <seastar/util/defer.hh>
namespace po = boost::program_options; // NOLINT
namespace cluster {
class cluster_discovery;
} // namespace cluster
inline const auto redpanda_start_time{
std::chrono::duration_cast<std::chrono::milliseconds>(
std::chrono::system_clock::now().time_since_epoch())};
class application {
public:
int run(int, char**);
void initialize(
std::optional<YAML::Node> proxy_cfg = std::nullopt,
std::optional<YAML::Node> proxy_client_cfg = std::nullopt,
std::optional<YAML::Node> schema_reg_cfg = std::nullopt,
std::optional<YAML::Node> schema_reg_client_cfg = std::nullopt,
std::optional<scheduling_groups> = std::nullopt);
void check_environment();
void wire_up_and_start(::stop_signal&, bool test_mode = false);
void post_start_tasks();
void check_for_crash_loop();
void schedule_crash_tracker_file_cleanup();
explicit application(ss::sstring = "main");
~application();
void shutdown();
ss::future<> set_proxy_config(ss::sstring name, std::any val);
ss::future<> set_proxy_client_config(ss::sstring name, std::any val);
smp_groups smp_service_groups;
scheduling_groups sched_groups;
// Sorted list of services (public members)
ss::sharded<cloud_storage::cache> shadow_index_cache;
ss::sharded<cloud_storage::partition_recovery_manager>
partition_recovery_manager;
ss::sharded<cloud_storage_clients::client_pool> cloud_storage_clients;
ss::sharded<cloud_storage::remote> cloud_storage_api;
ss::sharded<cluster::topic_recovery_status_frontend>
topic_recovery_status_frontend;
ss::sharded<cloud_storage::topic_recovery_service> topic_recovery_service;
ss::sharded<cluster::id_allocator_frontend> id_allocator_frontend;
ss::sharded<cluster::metadata_cache> metadata_cache;
ss::sharded<cluster::metadata_dissemination_service>
md_dissemination_service;
ss::sharded<cluster::node_status_backend> node_status_backend;
ss::sharded<cluster::node_status_table> node_status_table;
ss::sharded<cluster::partition_manager> partition_manager;
ss::sharded<cluster::rm_partition_frontend> rm_partition_frontend;
ss::sharded<cluster::self_test_backend> self_test_backend;
ss::sharded<cluster::self_test_frontend> self_test_frontend;
ss::sharded<cluster::shard_table> shard_table;
ss::sharded<cluster::tm_stm_cache> tm_stm_cache;
ss::sharded<cluster::tx_gateway_frontend> tx_gateway_frontend;
ss::sharded<coproc::partition_manager> cp_partition_manager;
ss::sharded<features::feature_table> feature_table;
ss::sharded<kafka::coordinator_ntp_mapper> coordinator_ntp_mapper;
ss::sharded<kafka::fetch_session_cache> fetch_session_cache;
ss::sharded<kafka::group_router> group_router;
ss::sharded<kafka::quota_manager> quota_mgr;
ss::sharded<kafka::snc_quota_manager> snc_quota_mgr;
ss::sharded<kafka::rm_group_frontend> rm_group_frontend;
ss::sharded<kafka::usage_manager> usage_manager;
ss::sharded<raft::group_manager> raft_group_manager;
ss::sharded<raft::recovery_throttle> recovery_throttle;
ss::sharded<storage::api> storage;
ss::sharded<storage::node_api> storage_node;
ss::sharded<cluster::node::local_monitor> local_monitor;
std::unique_ptr<cluster::controller> controller;
std::unique_ptr<coproc::api> coprocessing;
std::unique_ptr<ssx::thread_worker> thread_worker;
private:
using deferred_actions
= std::deque<ss::deferred_action<std::function<void()>>>;
struct crash_tracker_metadata
: serde::envelope<
crash_tracker_metadata,
serde::version<0>,
serde::compat_version<0>> {
uint32_t _crash_count{0};
uint64_t _config_checksum{0};
model::timestamp _last_start_ts;
};
// Constructs services across shards required to get bootstrap metadata.
void wire_up_bootstrap_services();
// Starts services across shards required to get bootstrap metadata.
void start_bootstrap_services();
// Constructs services across shards meant for Redpanda runtime.
void wire_up_runtime_services(model::node_id node_id);
void configure_admin_server();
void wire_up_redpanda_services(model::node_id);
void load_feature_table_snapshot();
// Starts the services meant for Redpanda runtime. Must be called after
// having constructed the subsystems via the corresponding `wire_up` calls.
void start_runtime_services(cluster::cluster_discovery&, ::stop_signal&);
void start_kafka(const model::node_id&, ::stop_signal&);
// All methods are calleds from Seastar thread
ss::app_template::config setup_app_config();
void validate_arguments(const po::variables_map&);
void hydrate_config(const po::variables_map&);
bool coproc_enabled() {
return config::node().developer_mode()
&& config::shard_local_cfg().enable_coproc();
}
bool archival_storage_enabled();
/**
* @brief Construct service boilerplate.
*
* Construct the given service s, calling start with the given arguments
* and set up a shutdown callback to stop it.
*
* Returns the future from start(), typically you'll call get() on it
* immediately to wait for creation to complete.
*
* @return the future returned by start()
*/
template<typename Service, typename... Args>
ss::future<> construct_service(ss::sharded<Service>& s, Args&&... args) {
auto f = s.start(std::forward<Args>(args)...);
_deferred.emplace_back([&s] { s.stop().get(); });
return f;
}
template<typename Service, typename... Args>
void construct_single_service(std::unique_ptr<Service>& s, Args&&... args) {
s = std::make_unique<Service>(std::forward<Args>(args)...);
_deferred.emplace_back([&s] {
s->stop().get();
s.reset();
});
}
template<typename Service, typename... Args>
ss::future<>
construct_single_service_sharded(ss::sharded<Service>& s, Args&&... args) {
auto f = s.start_single(std::forward<Args>(args)...);
_deferred.emplace_back([&s] { s.stop().get(); });
return f;
}
void setup_metrics();
void setup_public_metrics();
void setup_internal_metrics();
std::unique_ptr<ss::app_template> _app;
cluster::config_manager::preload_result _config_preload;
std::optional<pandaproxy::rest::configuration> _proxy_config;
std::optional<kafka::client::configuration> _proxy_client_config;
std::optional<pandaproxy::schema_registry::configuration>
_schema_reg_config;
std::optional<kafka::client::configuration> _schema_reg_client_config;
scheduling_groups_probe _scheduling_groups_probe;
ss::logger _log;
std::optional<config::binding<bool>> _abort_on_oom;
ss::sharded<rpc::connection_cache> _connection_cache;
ss::sharded<kafka::group_manager> _group_manager;
ss::sharded<rpc::rpc_server> _rpc;
ss::sharded<admin_server> _admin;
ss::sharded<net::conn_quota> _kafka_conn_quotas;
ss::sharded<kafka::server> _kafka_server;
std::unique_ptr<pandaproxy::rest::api> _proxy;
std::unique_ptr<pandaproxy::schema_registry::api> _schema_registry;
ss::sharded<storage::compaction_controller> _compaction_controller;
ss::sharded<archival::upload_controller> _archival_upload_controller;
ss::sharded<archival::upload_housekeeping_service>
_archival_upload_housekeeping;
std::unique_ptr<monitor_unsafe_log_flag> _monitor_unsafe_log_flag;
ss::metrics::metric_groups _metrics;
ss::sharded<ssx::metrics::public_metrics_group> _public_metrics;
std::unique_ptr<kafka::rm_group_proxy_impl> _rm_group_proxy;
std::unique_ptr<cluster::node_isolation_watcher> _node_isolation_watcher;
// Small helpers to execute one-time upgrade actions
std::vector<std::unique_ptr<features::feature_migrator>> _migrators;
// run these first on destruction
deferred_actions _deferred;
};
namespace debug {
extern application* app;
}