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@bitwalker
Forked from djo/run.sh
Created Jun 15, 2016
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Handling of UNIX-signals in Erlang/Elixir is not supported, this script provides start-stop management with handling TERM signal for Docker installation.
#!/usr/bin/env bash
set -x
term_handler() {
echo "Stopping the server process with PID $PID"
erl -noshell -name "term@127.0.0.1" -eval "rpc:call('app@127.0.0.1', init, stop, [])" -s init stop
echo "Stopped"
}
trap 'term_handler' TERM INT
elixir --name app@127.0.0.1 -S mix run --no-halt &
PID=$!
echo "Started the server process with PID $PID"
wait $PID
# remove the trap if the first signal received or 'mix run' stopped for some reason
trap - TERM INT
# return the exit status of the 'mix run'
wait $PID
EXIT_STATUS=$?
exit $EXIT_STATUS
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