84 lines
3.0 KiB
C++
84 lines
3.0 KiB
C++
#pragma once
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#include <deque>
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#include <EventLoop.h>
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#include "src/server/PrecomputedPuzzles.h"
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#include "VirtualServer.h"
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#include <query/command3.h>
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#include "snapshots/snapshot.h"
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namespace ts::server {
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class InstanceHandler;
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class VirtualServerManager {
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public:
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enum State {
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STOPPED,
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STARTING,
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STARTED,
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STOPPING
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};
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enum struct SnapshotDeployResult {
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SUCCESS,
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REACHED_SOFTWARE_SERVER_LIMIT,
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REACHED_CONFIG_SERVER_LIMIT,
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REACHED_SERVER_ID_LIMIT,
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CUSTOM_ERROR /* error message set */
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};
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explicit VirtualServerManager(InstanceHandler*);
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~VirtualServerManager();
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bool initialize(bool execute_autostart = true);
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std::shared_ptr<VirtualServer> create_server(std::string hosts, uint16_t port);
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bool deleteServer(std::shared_ptr<VirtualServer>);
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std::shared_ptr<VirtualServer> findServerById(ServerId);
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std::shared_ptr<VirtualServer> findServerByPort(uint16_t);
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uint16_t next_available_port(const std::string& /* host string */);
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ServerId next_available_server_id(bool& /* success */);
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std::deque<std::shared_ptr<VirtualServer>> serverInstances(){
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threads::MutexLock l(this->instanceLock);
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return instances;
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}
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ServerSlotUsageReport instanceSlotUsageReport();
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size_t runningServers();
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void executeAutostart();
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void shutdownAll(const std::string&);
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//Don't use shared_ptr references to keep sure that they be hold in memory
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bool createServerSnapshot(Command &cmd, std::shared_ptr<VirtualServer> server, int version, std::string &error);
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SnapshotDeployResult deploy_snapshot(std::string& /* error */, std::shared_ptr<VirtualServer>& /* target server */, const command_parser& /* source */);
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udp::PuzzleManager* rsaPuzzles() { return this->puzzles; }
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/* This must be recursive */
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threads::Mutex server_create_lock;
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State getState() { return this->state; }
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private:
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State state = State::STOPPED;
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InstanceHandler* handle;
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threads::Mutex instanceLock;
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std::deque<std::shared_ptr<VirtualServer>> instances;
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udp::PuzzleManager* puzzles{nullptr};
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struct {
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std::thread executor{};
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std::condition_variable condition;
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std::mutex lock;
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} acknowledge;
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void delete_server_in_db(ServerId /* server id */, bool /* data only */);
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void change_server_id_in_db(ServerId /* old id */, ServerId /* new id */);
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bool try_deploy_snapshot(std::string& /* error */, ServerId /* target server id */, ServerId /* logging server id */, const command_parser& /* source */);
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};
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} |