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79394b340d
The graceful manager has some bugs (#27643, #28062). This is a preparation for further fixes.
36 lines
1.5 KiB
Go
36 lines
1.5 KiB
Go
// Copyright 2019 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package graceful
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import (
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"context"
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)
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// Shutdown procedure:
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// * cancel ShutdownContext: the registered context consumers have time to do their cleanup (they could use the hammer context)
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// * cancel HammerContext: the all context consumers have limited time to do their cleanup (wait for a few seconds)
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// * cancel TerminateContext: the registered context consumers have time to do their cleanup (but they shouldn't use shutdown/hammer context anymore)
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// * cancel manager context
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// If the shutdown is triggered again during the shutdown procedure, the hammer context will be canceled immediately to force to shut down.
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// ShutdownContext returns a context.Context that is Done at shutdown
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// Callers using this context should ensure that they are registered as a running server
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// in order that they are waited for.
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func (g *Manager) ShutdownContext() context.Context {
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return g.shutdownCtx
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}
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// HammerContext returns a context.Context that is Done at hammer
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// Callers using this context should ensure that they are registered as a running server
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// in order that they are waited for.
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func (g *Manager) HammerContext() context.Context {
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return g.hammerCtx
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}
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// TerminateContext returns a context.Context that is Done at terminate
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// Callers using this context should ensure that they are registered as a terminating server
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// in order that they are waited for.
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func (g *Manager) TerminateContext() context.Context {
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return g.terminateCtx
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}
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