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This article will explain in detail how to exit the docker container for everyone. Xiaobian thinks it is quite practical, so share it with you for reference. I hope you can gain something after reading this article.

Container signal usage

The programs we run in containers usually want to clean up before the container exits. A common way to do this is to listen for a signal and delay closing the container.

Docker provides this functionality:

╰─➤ docker stop --helpUsage: docker stop [OPTIONS] CONTAINER [CONTAINER...] Stop one or more running containersOptions: --help Print usage -t, --time int Seconds to wait for stop before killing it (default 10)

docker Version 1.13 and above can specify STOP_TIMEOUT and STOP_SIGNAL parameters directly when creating containers:

$ docker run --help...-- stop-signal string Signal to stop a container, SIGTERM by default (default "SIGTERM")--stop-timeout int Timeout (in seconds) to stop a container...

But...

Let's test one:

package mainimport ( "fmt" "os" "os/signal" "syscall" "time")func main() { fmt.Println("signal test") go func() { for { c := make(chan os.Signal, 1) signal.Notify(c, syscall.SIGTERM) s :=

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