mirror of
https://github.com/LaCasemate/fab-manager.git
synced 2025-02-22 16:54:15 +01:00
84 lines
1.7 KiB
Bash
84 lines
1.7 KiB
Bash
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#!/bin/sh
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### BEGIN INIT INFO
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# Provides: unicorn
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# Required-Start: $remote_fs $syslog
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# Required-Stop: $remote_fs $syslog
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# Default-Start: 2 3 4 5
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# Default-Stop: 0 1 6
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# Short-Description: Manage unicorn server
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# Description: Start, stop, restart unicorn server for a specific application.
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### END INIT INFO
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set -e
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# Feel free to change any of the following variables for your app:
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TIMEOUT=${TIMEOUT-60}
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APP_ROOT=/home/admin/apps/fabmanager/current
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PID=$APP_ROOT/tmp/pids/unicorn.pid
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CMD="cd $APP_ROOT; bundle exec unicorn -D -c $APP_ROOT/config/unicorn.rb -E production"
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AS_USER=sleede
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set -u
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OLD_PIN="$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_PIN && kill -$1 `cat $OLD_PIN`
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}
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run () {
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if [ "$(id -un)" = "$AS_USER" ]; then
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eval $1
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else
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su -c "$1" - $AS_USER
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fi
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}
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case "$1" in
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start)
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sig 0 && echo >&2 "Already running" && exit 0
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run "$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_PIN && 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 $OLD_PIN
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then
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echo >&2 "$OLD_PIN 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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