logstash-input-shutdown_on_broken_stdin

https://github.com/ksenji/logstash-input-ShutdownOnBrokenStdin

If Logstash is launched as a sub-process, this plugin can be used to exit Logstash when the parent process exits. The parent process should launch the Logstash sub-process using Inherit on Stdin, this way when the parent process exits, the Stdin is broken which is detected by this plugin which exits Logstash