[GH-ISSUE #223] 连续启动两次frpc客户端，frps即奔溃 #153

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opened 2026-05-05 11:52:55 -06:00 by gitea-mirror · 1 comment

gitea-mirror commented

2026-05-05 11:52:55 -06:00

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Originally created by @jcao-ai on GitHub (Jan 12, 2017).
Original GitHub issue: https://github.com/fatedier/frp/issues/223

关键信息：panic: close of nil channel
原因：由于客户端网络不稳定或者其他原因，我希望每次连上fprs后，能把同名的frpc踢掉，我看了代码中也确实是这样的逻辑，但是每次重复frpc连接，frps就crash了，log如下

2017/01/12 10:56:38 [control.go:273] [W] ProxyName [web02], this proxy is already working now
panic: close of nil channel

goroutine 18 [running]:
panic(0x764840, 0xc420163630)
/home/wcl/.gvm/gos/go1.7.4/src/runtime/panic.go:500 +0x1a1
github.com/fatedier/frp/src/models/server.(*ProxyServer).Release(0xc42006b1e0)
/home/wcl/go_projects/src/github.com/fatedier/frp/src/models/server/server.go:301 +0x9c
github.com/fatedier/frp/src/models/server.(*ProxyServer).Close(0xc42006b1e0)
/home/wcl/go_projects/src/github.com/fatedier/frp/src/models/server/server.go:283 +0x6f
main.controlWorker.func1(0xc42019be97, 0xc42001d9c0, 0xc42019bed0)
/home/wcl/go_projects/src/github.com/fatedier/frp/src/cmd/frps/control.go:53 +0x5e
main.controlWorker(0xc42001d9c0)
/home/wcl/go_projects/src/github.com/fatedier/frp/src/cmd/frps/control.go:94 +0x5ea
created by main.ProcessControlConn
/home/wcl/go_projects/src/github.com/fatedier/frp/src/cmd/frps/control.go:40 +0x10c

Originally created by @jcao-ai on GitHub (Jan 12, 2017). Original GitHub issue: https://github.com/fatedier/frp/issues/223 关键信息：panic: close of nil channel 原因：由于客户端网络不稳定或者其他原因，我希望每次连上fprs后，能把同名的frpc踢掉，我看了[代码](https://github.com/fatedier/frp/blob/edb97abf50c78dd514116e236a68eb954b6d6aa6/src/models/server/config.go#L400)中也确实是这样的逻辑，但是每次重复frpc连接，frps就crash了，log如下 > 2017/01/12 10:56:38 [control.go:273] [W] ProxyName [web02], this proxy is already working now > panic: close of nil channel > > goroutine 18 [running]: > panic(0x764840, 0xc420163630) > /home/wcl/.gvm/gos/go1.7.4/src/runtime/panic.go:500 +0x1a1 > github.com/fatedier/frp/src/models/server.(*ProxyServer).Release(0xc42006b1e0) > /home/wcl/go_projects/src/github.com/fatedier/frp/src/models/server/server.go:301 +0x9c > github.com/fatedier/frp/src/models/server.(*ProxyServer).Close(0xc42006b1e0) > /home/wcl/go_projects/src/github.com/fatedier/frp/src/models/server/server.go:283 +0x6f > main.controlWorker.func1(0xc42019be97, 0xc42001d9c0, 0xc42019bed0) > /home/wcl/go_projects/src/github.com/fatedier/frp/src/cmd/frps/control.go:53 +0x5e > main.controlWorker(0xc42001d9c0) > /home/wcl/go_projects/src/github.com/fatedier/frp/src/cmd/frps/control.go:94 +0x5ea > created by main.ProcessControlConn > /home/wcl/go_projects/src/github.com/fatedier/frp/src/cmd/frps/control.go:40 +0x10c