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38 lines
1.5 KiB
C++
38 lines
1.5 KiB
C++
#ifndef __MIGRATIONCOORDINATOR__H__
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#define __MIGRATIONCOORDINATOR__H__
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#include <functional>
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#include "InstanceMigration.h"
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#include "RakNetTypes.h"
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class Instance;
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/**
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* Master's side of instance migrations (InstanceMigration.h): picks or starts the target instance, holds seats
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* there, tells the source world to send its players over and passes progress on to whoever asked. The source
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* instance is "draining" meanwhile, so no new player is sent to it.
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*/
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namespace MigrationCoordinator {
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// Where statuses go (every world, so the GM who asked hears about it wherever they are); set once at startup
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void SetReporter(std::function<void(const MigrationStatus&)> reporter);
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// A migration was asked for (a GM command, or later a dashboard); anything but NONE means it was refused (and
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// reported as FAILED)
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InstanceMigration::eRefusal Start(const InstanceMigrationRequest& request);
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// A world reported progress on a migration it is running
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void HandleStatus(const SystemAddress& from, const MigrationStatus& status);
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// A source world sent state to carry over for one player: passed on to the target world as is
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void HandleCarriedState(const SystemAddress& from, const CarriedPlayerState& state, const unsigned char* data, uint32_t length);
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// A world server went away; migrations it was part of end
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void OnInstanceGone(const Instance& instance);
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// Every master frame: waits for targets to be ready and times out stuck migrations
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void Update();
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}
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#endif //!__MIGRATIONCOORDINATOR__H__
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