embed: gracefully close peer handler #7879
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gyuho
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embed/etcd.go
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| if plns[i], err = rafthttp.NewListener(u, &cfg.PeerTLSInfo); err != nil { | ||
| return nil, err | ||
| var l net.Listener | ||
| l, err = rafthttp.NewListener(u, &cfg.PeerTLSInfo) |
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l, lerr := to avoid the var l net.Listener?
embed/etcd.go
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| // gracefully shutdown http.Server; close open listeners, idle connections | ||
| // pass canceled context to close existing idle connections only once | ||
| // and not delay the server shutdown | ||
| serr := srv.Shutdown(canceled) |
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return srv.Shutdown(canceled)?
embed/etcd.go
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| @@ -51,7 +55,9 @@ const ( | |||
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|
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| // Etcd contains a running etcd server and its listeners. | |||
| type Etcd struct { | |||
| Peers []net.Listener | |||
| peerServeFuncs []func() error | |||
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type Etcd struct {
Peers []peerListener
...
}
...
type peerListener struct {
net.Listener
serve func() error
close func(context.Context) error
}?
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|
Apparently this breaks in EXPECT_DEBUG=1 go test -v -run TestCtlV3AuthMemberRemove
EXPECT_DEBUG=1 go test -v -run TestCtlV3MemberRemoveBoth pass |
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Signed-off-by: Gyu-Ho Lee <gyuhox@gmail.com>
|
All fixed (it had to start rafthttp layer first). PTAL. |
heyitsanthony
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May 8, 2017
| @@ -226,12 +260,18 @@ func startPeerListeners(cfg *Config) (plns []net.Listener, err error) { | |||
| plog.Warningf("The scheme of peer url %s is HTTP while client cert auth (--peer-client-cert-auth) is enabled. Ignored client cert auth for this url.", u.String()) | |||
| } | |||
| } | |||
| if plns[i], err = rafthttp.NewListener(u, &cfg.PeerTLSInfo); err != nil { | |||
| peers[i] = &peerListener{close: func(context.Context) error { return nil }} | |||
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Just curious, why are we initializing the close function here?
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Passing canceled context to close existing idle connections only once and to not delay the server shutdown. And make
embed.Etcd.Peersnon-exported (need release note).c.f. #6174