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// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
/*
* Ceph - scalable distributed file system
*
* Copyright (C) 2014 John Spray <john.spray@inktank.com>
*
* This is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1, as published by the Free Software
* Foundation. See file COPYING.
*/
#pragma once
#include "ActivePyModule.h"
#include "common/Finisher.h"
#include "common/ceph_mutex.h"
#include "PyFormatter.h"
#include "osdc/Objecter.h"
#include "client/Client.h"
#include "common/LogClient.h"
#include "mon/MgrMap.h"
#include "mon/MonCommand.h"
#include "mon/mon_types.h"
#include "mon/ConfigMap.h"
#include "mgr/TTLCache.h"
#include "DaemonState.h"
#include "ClusterState.h"
#include "OSDPerfMetricTypes.h"
class health_check_map_t;
class DaemonServer;
class MgrSession;
class ModuleCommand;
class PyModuleRegistry;
class ActivePyModules
{
// module class instances not yet created
std::set<std::string, std::less<>> pending_modules;
// module class instances already created
std::map<std::string, std::shared_ptr<ActivePyModule>> modules;
PyModuleConfig &module_config;
bool have_local_config_map = false;
std::map<std::string, std::string> store_cache;
ConfigMap config_map; ///< derived from store_cache config/ keys
DaemonStateIndex &daemon_state;
ClusterState &cluster_state;
MonClient &monc;
LogChannelRef clog, audit_clog;
Objecter &objecter;
Client &client;
Finisher &finisher;
TTLCache<string, PyObject*> ttl_cache;
public:
Finisher cmd_finisher;
private:
DaemonServer &server;
PyModuleRegistry &py_module_registry;
map<std::string,ProgressEvent> progress_events;
mutable ceph::mutex lock = ceph::make_mutex("ActivePyModules::lock");
public:
ActivePyModules(
PyModuleConfig &module_config,
std::map<std::string, std::string> store_data,
bool mon_provides_kv_sub,
DaemonStateIndex &ds, ClusterState &cs, MonClient &mc,
LogChannelRef clog_, LogChannelRef audit_clog_, Objecter &objecter_, Client &client_,
Finisher &f, DaemonServer &server, PyModuleRegistry &pmr);
~ActivePyModules();
// FIXME: wrap for send_command?
MonClient &get_monc() {return monc;}
Objecter &get_objecter() {return objecter;}
Client &get_client() {return client;}
PyObject *cacheable_get_python(const std::string &what);
PyObject *get_python(const std::string &what);
PyObject *get_server_python(const std::string &hostname);
PyObject *list_servers_python();
PyObject *get_metadata_python(
const std::string &svc_type, const std::string &svc_id);
PyObject *get_daemon_status_python(
const std::string &svc_type, const std::string &svc_id);
PyObject *get_counter_python(
const std::string &svc_type,
const std::string &svc_id,
const std::string &path);
PyObject *get_latest_counter_python(
const std::string &svc_type,
const std::string &svc_id,
const std::string &path);
PyObject *get_perf_schema_python(
const std::string &svc_type,
const std::string &svc_id);
PyObject *get_context();
PyObject *get_osdmap();
/// @note @c fct is not allowed to acquire locks when holding GIL
PyObject *with_perf_counters(
std::function<void(
PerfCounterInstance& counter_instance,
PerfCounterType& counter_type,
PyFormatter& f)> fct,
const std::string &svc_name,
const std::string &svc_id,
const std::string &path) const;
MetricQueryID add_osd_perf_query(
const OSDPerfMetricQuery &query,
const std::optional<OSDPerfMetricLimit> &limit);
void remove_osd_perf_query(MetricQueryID query_id);
PyObject *get_osd_perf_counters(MetricQueryID query_id);
MetricQueryID add_mds_perf_query(
const MDSPerfMetricQuery &query,
const std::optional<MDSPerfMetricLimit> &limit);
void remove_mds_perf_query(MetricQueryID query_id);
void reregister_mds_perf_queries();
PyObject *get_mds_perf_counters(MetricQueryID query_id);
bool get_store(const std::string &module_name,
const std::string &key, std::string *val) const;
PyObject *get_store_prefix(const std::string &module_name,
const std::string &prefix) const;
void set_store(const std::string &module_name,
const std::string &key, const boost::optional<std::string> &val);
bool get_config(const std::string &module_name,
const std::string &key, std::string *val) const;
void set_config(const std::string &module_name,
const std::string &key, const boost::optional<std::string> &val);
PyObject *get_typed_config(const std::string &module_name,
const std::string &key,
const std::string &prefix = "") const;
PyObject *get_foreign_config(
const std::string& who,
const std::string& name);
void set_health_checks(const std::string& module_name,
health_check_map_t&& checks);
void get_health_checks(health_check_map_t *checks);
void update_progress_event(const std::string& evid,
const std::string& desc,
float progress,
bool add_to_ceph_s);
void complete_progress_event(const std::string& evid);
void clear_all_progress_events();
void get_progress_events(std::map<std::string,ProgressEvent>* events);
void register_client(std::string_view name, std::string addrs);
void unregister_client(std::string_view name, std::string addrs);
void config_notify();
void set_uri(const std::string& module_name, const std::string &uri);
void set_device_wear_level(const std::string& devid, float wear_level);
int handle_command(
const ModuleCommand& module_command,
const MgrSession& session,
const cmdmap_t &cmdmap,
const bufferlist &inbuf,
std::stringstream *ds,
std::stringstream *ss);
std::map<std::string, std::string> get_services() const;
void update_kv_data(
const std::string prefix,
bool incremental,
const map<std::string, boost::optional<bufferlist>, std::less<>>& data);
void _refresh_config_map();
// Public so that MonCommandCompletion can use it
// FIXME: for send_command completion notifications,
// send it to only the module that sent the command, not everyone
void notify_all(const std::string ¬ify_type,
const std::string ¬ify_id);
void notify_all(const LogEntry &log_entry);
bool is_pending(std::string_view name) const {
return pending_modules.count(name) > 0;
}
bool module_exists(const std::string &name) const
{
return modules.count(name) > 0;
}
bool method_exists(
const std::string &module_name,
const std::string &method_name) const
{
return modules.at(module_name)->method_exists(method_name);
}
PyObject *dispatch_remote(
const std::string &other_module,
const std::string &method,
PyObject *args,
PyObject *kwargs,
std::string *err);
int init();
void shutdown();
void start_one(PyModuleRef py_module);
void dump_server(const std::string &hostname,
const DaemonStateCollection &dmc,
Formatter *f);
void cluster_log(const std::string &channel, clog_type prio,
const std::string &message);
bool inject_python_on() const;
void update_cache_metrics();
};
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