mirror of
https://github.com/zhigang1992/tsemple.git
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77 lines
1.5 KiB
Bash
77 lines
1.5 KiB
Bash
#!/bin/sh
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set -e
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# Feel free to change any of the following variables for your app:
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TIMEOUT=${TIMEOUT-60}
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APP_ROOT=/var/www/campo/current
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PID=$APP_ROOT/tmp/pids/unicorn.pid
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USER=deploy
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CMD="cd $APP_ROOT ; RAILS_ENV=production bundle exec unicorn -D -c $APP_ROOT/config/unicorn.rb"
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action="$1"
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set -u
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old_pid="$PID.oldbin"
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sig () {
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test -s "$PID" && kill -$1 `cat $PID`
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}
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oldsig () {
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test -s $old_pid && kill -$1 `cat $old_pid`
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}
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run () {
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if [ "$(id -un)" = "$AS_USER" ]; then
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eval $1
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else
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su -c "$1" - $USER
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fi
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}
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case $action in
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start)
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sig 0 && echo >&2 "Already running" && exit 0
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run "$CMD"
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;;
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stop)
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sig QUIT && exit 0
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echo >&2 "Not running"
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;;
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force-stop)
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sig TERM && exit 0
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echo >&2 "Not running"
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;;
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restart|reload)
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sig HUP && echo reloaded OK && exit 0
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echo >&2 "Couldn't reload, starting '$CMD' instead"
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run "$CMD"
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;;
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upgrade)
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if sig USR2 && sleep 2 && sig 0 && oldsig QUIT
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then
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n=$TIMEOUT
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while test -s $old_pid && test $n -ge 0
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do
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printf '.' && sleep 1 && n=$(( $n - 1 ))
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done
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echo
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if test $n -lt 0 && test -s $old_pid
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then
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echo >&2 "$old_pid still exists after $TIMEOUT seconds"
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exit 1
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fi
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exit 0
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fi
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echo >&2 "Couldn't upgrade, starting '$CMD' instead"
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run "$CMD"
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;;
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reopen-logs)
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sig USR1
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;;
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*)
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echo >&2 "Usage: $0 <start|stop|restart|upgrade|force-stop|reopen-logs>"
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exit 1
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;;
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esac
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