mirror of
https://github.com/puma/puma.git
synced 2022-11-09 13:48:40 -05:00
332 lines
8.1 KiB
Bash
Executable file
332 lines
8.1 KiB
Bash
Executable file
#! /bin/sh
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### BEGIN INIT INFO
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# Provides: puma
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# Required-Start: $remote_fs $syslog
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# Required-Stop: $remote_fs $syslog
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# Default-Start: 2 3 4 5
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# Default-Stop: 0 1 6
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# Short-Description: Example initscript
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# Description: This file should be used to construct scripts to be
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# placed in /etc/init.d.
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### END INIT INFO
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# Author: Darío Javier Cravero <dario@exordo.com>
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#
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# Do NOT "set -e"
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# PATH should only include /usr/* if it runs after the mountnfs.sh script
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PATH=/usr/local/bin:/usr/local/sbin/:/sbin:/usr/sbin:/bin:/usr/bin
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DESC="Puma rack web server"
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NAME=puma
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DAEMON=$NAME
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SCRIPTNAME=/etc/init.d/$NAME
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CONFIG=/etc/puma.conf
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JUNGLE=`cat $CONFIG`
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RUNPUMA=/usr/local/bin/run-puma
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# Load the VERBOSE setting and other rcS variables
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. /lib/init/vars.sh
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# Define LSB log_* functions.
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# Depend on lsb-base (>= 3.0-6) to ensure that this file is present.
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. /lib/lsb/init-functions
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#
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# Function that starts the jungle
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#
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do_start() {
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log_daemon_msg "=> Running the jungle..."
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for i in $JUNGLE; do
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dir=`echo $i | cut -d , -f 1`
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user=`echo $i | cut -d , -f 2`
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config_file=`echo $i | cut -d , -f 3`
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if [ "$config_file" = "" ]; then
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config_file="$dir/config/puma.rb"
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fi
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log_file=`echo $i | cut -d , -f 4`
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if [ "$log_file" = "" ]; then
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log_file="$dir/log/puma.log"
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fi
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do_start_one $dir $user $config_file $log_file
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done
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}
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do_start_one() {
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PIDFILE=$1/tmp/puma/pid
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if [ -e $PIDFILE ]; then
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PID=`cat $PIDFILE`
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# If the puma isn't running, run it, otherwise restart it.
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if [ "`ps -A -o pid= | grep -c $PID`" -eq 0 ]; then
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do_start_one_do $1 $2 $3 $4
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else
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do_restart_one $1
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fi
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else
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do_start_one_do $1 $2 $3 $4
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fi
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}
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do_start_one_do() {
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log_daemon_msg "--> Woke up puma $1"
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log_daemon_msg "user $2"
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log_daemon_msg "log to $4"
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start-stop-daemon --verbose --start --chdir $1 --chuid $2 --background --exec $RUNPUMA -- $1 $3 $4
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}
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#
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# Function that stops the jungle
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#
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do_stop() {
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log_daemon_msg "=> Putting all the beasts to bed..."
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for i in $JUNGLE; do
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dir=`echo $i | cut -d , -f 1`
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do_stop_one $dir
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done
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}
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#
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# Function that stops the daemon/service
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#
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do_stop_one() {
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log_daemon_msg "--> Stopping $1"
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PIDFILE=$1/tmp/puma/pid
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STATEFILE=$1/tmp/puma/state
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if [ -e $PIDFILE ]; then
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PID=`cat $PIDFILE`
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if [ "`ps -A -o pid= | grep -c $PID`" -eq 0 ]; then
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log_daemon_msg "---> Puma $1 isn't running."
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else
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log_daemon_msg "---> About to kill PID `cat $PIDFILE`"
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pumactl --state $STATEFILE stop
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# Many daemons don't delete their pidfiles when they exit.
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rm -f $PIDFILE $STATEFILE
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fi
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else
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log_daemon_msg "---> No puma here..."
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fi
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return 0
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}
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#
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# Function that restarts the jungle
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#
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do_restart() {
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for i in $JUNGLE; do
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dir=`echo $i | cut -d , -f 1`
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do_restart_one $dir
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done
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}
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#
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# Function that sends a SIGUSR2 to the daemon/service
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#
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do_restart_one() {
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PIDFILE=$1/tmp/puma/pid
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i=`grep $1 $CONFIG`
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dir=`echo $i | cut -d , -f 1`
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if [ -e $PIDFILE ]; then
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log_daemon_msg "--> About to restart puma $1"
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pumactl --state $dir/tmp/puma/state restart
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# kill -s USR2 `cat $PIDFILE`
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# TODO Check if process exist
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else
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log_daemon_msg "--> Your puma was never playing... Let's get it out there first"
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user=`echo $i | cut -d , -f 2`
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config_file=`echo $i | cut -d , -f 3`
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if [ "$config_file" = "" ]; then
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config_file="$dir/config/puma.rb"
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fi
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log_file=`echo $i | cut -d , -f 4`
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if [ "$log_file" = "" ]; then
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log_file="$dir/log/puma.log"
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fi
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do_start_one $dir $user $config_file $log_file
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fi
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return 0
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}
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#
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# Function that statuss the jungle
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#
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do_status() {
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for i in $JUNGLE; do
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dir=`echo $i | cut -d , -f 1`
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do_status_one $dir
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done
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}
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#
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# Function that sends a SIGUSR2 to the daemon/service
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#
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do_status_one() {
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PIDFILE=$1/tmp/puma/pid
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i=`grep $1 $CONFIG`
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dir=`echo $i | cut -d , -f 1`
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if [ -e $PIDFILE ]; then
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log_daemon_msg "--> About to status puma $1"
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pumactl --state $dir/tmp/puma/state stats
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# kill -s USR2 `cat $PIDFILE`
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# TODO Check if process exist
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else
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log_daemon_msg "--> $1 isn't there :(..."
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fi
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return 0
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}
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do_add() {
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str=""
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# App's directory
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if [ -d "$1" ]; then
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if [ "`grep -c "^$1" $CONFIG`" -eq 0 ]; then
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str=$1
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else
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echo "The app is already being managed. Remove it if you want to update its config."
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exit 1
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fi
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else
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echo "The directory $1 doesn't exist."
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exit 1
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fi
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# User to run it as
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if [ "`grep -c "^$2:" /etc/passwd`" -eq 0 ]; then
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echo "The user $2 doesn't exist."
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exit 1
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else
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str="$str,$2"
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fi
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# Config file
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if [ "$3" != "" ]; then
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if [ -e $3 ]; then
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str="$str,$3"
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else
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echo "The config file $3 doesn't exist."
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exit 1
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fi
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fi
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# Log file
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if [ "$4" != "" ]; then
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str="$str,$4"
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fi
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# Add it to the jungle
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echo $str >> $CONFIG
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log_daemon_msg "Added a Puma to the jungle: $str. You still have to start it though."
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}
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do_remove() {
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if [ "`grep -c "^$1" $CONFIG`" -eq 0 ]; then
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echo "There's no app $1 to remove."
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else
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# Stop it first.
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do_stop_one $1
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# Remove it from the config.
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sed -i "\\:^$1:d" $CONFIG
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log_daemon_msg "Removed a Puma from the jungle: $1."
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fi
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}
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case "$1" in
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start)
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[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
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if [ "$#" -eq 1 ]; then
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do_start
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else
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i=`grep $2 $CONFIG`
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dir=`echo $i | cut -d , -f 1`
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user=`echo $i | cut -d , -f 2`
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config_file=`echo $i | cut -d , -f 3`
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if [ "$config_file" = "" ]; then
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config_file="$dir/config/puma.rb"
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fi
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log_file=`echo $i | cut -d , -f 4`
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if [ "$log_file" = "" ]; then
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log_file="$dir/log/puma.log"
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fi
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do_start_one $dir $user $config_file $log_file
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fi
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case "$?" in
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0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
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2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
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esac
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;;
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stop)
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[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
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if [ "$#" -eq 1 ]; then
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do_stop
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else
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i=`grep $2 $CONFIG`
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dir=`echo $i | cut -d , -f 1`
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do_stop_one $dir
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fi
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case "$?" in
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0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
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2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
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esac
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;;
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status)
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# TODO Implement.
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log_daemon_msg "Status $DESC" "$NAME"
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if [ "$#" -eq 1 ]; then
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do_status
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else
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i=`grep $2 $CONFIG`
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dir=`echo $i | cut -d , -f 1`
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do_status_one $dir
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fi
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case "$?" in
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0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
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2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
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esac
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;;
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restart)
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log_daemon_msg "Restarting $DESC" "$NAME"
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if [ "$#" -eq 1 ]; then
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do_restart
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else
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i=`grep $2 $CONFIG`
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dir=`echo $i | cut -d , -f 1`
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do_restart_one $dir
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fi
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case "$?" in
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0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
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2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
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esac
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;;
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add)
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if [ "$#" -lt 3 ]; then
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echo "Please, specifiy the app's directory and the user that will run it at least."
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echo " Usage: $SCRIPTNAME add /path/to/app user /path/to/app/config/puma.rb /path/to/app/config/log/puma.log"
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echo " config and log are optionals."
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exit 1
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else
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do_add $2 $3 $4 $5
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fi
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case "$?" in
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0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
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2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
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esac
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;;
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remove)
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if [ "$#" -lt 2 ]; then
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echo "Please, specifiy the app's directory to remove."
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exit 1
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else
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do_remove $2
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fi
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case "$?" in
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0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
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2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
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esac
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;;
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*)
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echo "Usage:" >&2
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echo " Run the jungle: $SCRIPTNAME {start|stop|status|restart}" >&2
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echo " Add a Puma: $SCRIPTNAME add /path/to/app user /path/to/app/config/puma.rb /path/to/app/config/log/puma.log"
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echo " config and log are optionals."
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echo " Remove a Puma: $SCRIPTNAME remove /path/to/app"
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echo " On a Puma: $SCRIPTNAME {start|stop|status|restart} PUMA-NAME" >&2
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exit 3
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;;
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esac
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:
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