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Ejemplo node-app para ejecutar al iniciar Ubuntu
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#!/bin/sh | |
# Source: https://github.com/chovy/node-startup/blob/master/init.d/node-app | |
# author: Anthony Ettinger (chovy) | |
NODE_ENV="development" | |
PORT="3000" | |
APP_DIR="~/scripts-startup" | |
NODE_APP="cnsf.js" | |
CONFIG_DIR="$APP_DIR" | |
PID_DIR="$APP_DIR/pid" | |
PID_FILE="$PID_DIR/app.pid" | |
LOG_DIR="$APP_DIR/log" | |
LOG_FILE="$LOG_DIR/app.log" | |
NODE_EXEC=$(which node) | |
############### | |
# REDHAT chkconfig header | |
# chkconfig: - 58 74 | |
# description: node-app is the script for starting a node app on boot. | |
### BEGIN INIT INFO | |
# Provides: node | |
# Required-Start: $network $remote_fs $local_fs | |
# Required-Stop: $network $remote_fs $local_fs | |
# Default-Start: 2 3 4 5 | |
# Default-Stop: 0 1 6 | |
# Short-Description: start and stop node | |
# Description: Node process for app | |
### END INIT INFO | |
############### | |
USAGE="Usage: $0 {start|stop|restart|status} [--force]" | |
FORCE_OP=false | |
pid_file_exists() { | |
[ -f "$PID_FILE" ] | |
} | |
get_pid() { | |
echo "$(cat "$PID_FILE")" | |
} | |
is_running() { | |
PID=$(get_pid) | |
! [ -z "$(ps aux | awk '{print $2}' | grep "^$PID$")" ] | |
} | |
start_it() { | |
mkdir -p "$PID_DIR" | |
mkdir -p "$LOG_DIR" | |
echo "Starting node app ..." | |
PORT="$PORT" NODE_ENV="$NODE_ENV" NODE_CONFIG_DIR="$CONFIG_DIR" $NODE_EXEC "$APP_DIR/$NODE_APP" 1>"$LOG_FILE" 2>&1 & | |
echo $! > "$PID_FILE" | |
echo "Node app started with pid $!" | |
} | |
stop_process() { | |
PID=$(get_pid) | |
echo "Killing process $PID" | |
kill $PID | |
} | |
remove_pid_file() { | |
echo "Removing pid file" | |
rm -f "$PID_FILE" | |
} | |
start_app() { | |
if pid_file_exists | |
then | |
if is_running | |
then | |
PID=$(get_pid) | |
echo "Node app already running with pid $PID" | |
exit 1 | |
else | |
echo "Node app stopped, but pid file exists" | |
if [ $FORCE_OP = true ] | |
then | |
echo "Forcing start anyways" | |
remove_pid_file | |
start_it | |
fi | |
fi | |
else | |
start_it | |
fi | |
} | |
stop_app() { | |
if pid_file_exists | |
then | |
if is_running | |
then | |
echo "Stopping node app ..." | |
stop_process | |
remove_pid_file | |
echo "Node app stopped" | |
else | |
echo "Node app already stopped, but pid file exists" | |
if [ $FORCE_OP = true ] | |
then | |
echo "Forcing stop anyways ..." | |
remove_pid_file | |
echo "Node app stopped" | |
else | |
exit 1 | |
fi | |
fi | |
else | |
echo "Node app already stopped, pid file does not exist" | |
exit 1 | |
fi | |
} | |
status_app() { | |
if pid_file_exists | |
then | |
if is_running | |
then | |
PID=$(get_pid) | |
echo "Node app running with pid $PID" | |
else | |
echo "Node app stopped, but pid file exists" | |
fi | |
else | |
echo "Node app stopped" | |
fi | |
} | |
case "$2" in | |
--force) | |
FORCE_OP=true | |
;; | |
"") | |
;; | |
*) | |
echo $USAGE | |
exit 1 | |
;; | |
esac | |
case "$1" in | |
start) | |
start_app | |
;; | |
stop) | |
stop_app | |
;; | |
restart) | |
stop_app | |
start_app | |
;; | |
status) | |
status_app | |
;; | |
*) | |
echo $USAGE | |
exit 1 | |
;; | |
esac |
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