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13 строки
601 B
Plaintext
13 строки
601 B
Plaintext
stopping:
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https://labs.ctl.io/gracefully-stopping-docker-containers/
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Exit code > 128 means the unhandled signal
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When you use docker stop or docker kill to signal a container, that signal is sent only to the container process running as PID 1.
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Since /bin/sh doesn't forward signals to any child processes, the SIGTERM we sent never reached our script.
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Clearly, if we want our app to be able to receive signals from the host we need to find a way to run it as PID 1
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When the exec form of the CMD instruction is used the command will be executed without a shell:
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CMD ["executable","param1?,"param2?]
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