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Fix graceful doc (#20883)

release
wxiaoguang 2022-08-21 14:50:27 +08:00 committed by GitHub
parent 11bae50484
commit 6784a707d1
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1 changed files with 6 additions and 4 deletions
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10
modules/graceful/manager.go
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@ -24,11 +24,12 @@ const (
stateTerminate
)
// There are three places that could inherit sockets:
// There are some places that could inherit sockets:
//
// * HTTP or HTTPS main listener
// * HTTP or HTTPS install listener
// * HTTP redirection fallback
// * SSH
// * Builtin SSH listener
//
// If you add an additional place you must increment this number
// and add a function to call manager.InformCleanup if it's not going to be used
@ -305,8 +306,9 @@ func (g *Manager) setState(st state) {
g.state = st
}
// InformCleanup tells the cleanup wait group that we have either taken a listener
// or will not be taking a listener
// InformCleanup tells the cleanup wait group that we have either taken a listener or will not be taking a listener.
// At the moment the total number of servers (numberOfServersToCreate) are pre-defined as a const before global init,
// so this function MUST be called if a server is not used.
func (g *Manager) InformCleanup() {
g.createServerWaitGroup.Done()
}