Nginx boot script _nginx in Ubuntu system

Copy Code code as follows:

#! /bin/sh
### BEGIN INIT INFO
# Provides:nginx
# Required-start: $remote _fs $syslog
# required-stop: $remote _fs $syslog
# Default-start:2 3 4 5
# default-stop:0 1 6
# Short-description:nginx init.d Dash script for Ubuntu or other *nix.
# Description:nginx init.d Dash script for Ubuntu or other *nix.
### End INIT INFO
#------------------------------------------------------------------------------
# nginx-this Debian almquist Shell (dash) script, starts and stops the Nginx
# Daemon for Ubuntu and other *nix releases.
#
# Description:nginx is a HTTP (s) server, HTTP (s) reverse \
# Proxy and IMAP/POP3 proxy server. This \
# Script would manage the initiation of the
# Server and it ' s process state.
#
# Processname:nginx
# config:/usr/local/nginx/conf/nginx.conf
# Pidfile:/usr/local/nginx/logs/nginx.pid
# Provides:nginx
#
# Author:jason Giedymin
# <jason.giedymin at Gmail.com>.
#
# version:3.5.1 11-nov-2013 jason.giedymin at gmail.com
# Notes:nginx init.d Dash script for Ubuntu.
# tested With:ubuntu 13.10, nginx-1.4.3
#
# This script ' s project home is:
# Http://github.com/JasonGiedymin/nginx-init-ubuntu
#
#------------------------------------------------------------------------------
# MIT X11 License
#------------------------------------------------------------------------------
#
# Copyright (c) 2008-2013 Jason giedymin, http://jasongiedymin.com
#
# Permission is hereby granted, free of charge, to any person obtaining
# A copy of this software and associated documentation files (the
# "Software"), to deal in the Software without restriction, including
# without limitation the rights to use, copy, modify, merge, publish,
# Distribute, sublicense, and/or sell copies of the Software, and to
# Permit persons to whom the Software are furnished to does so, subject to
# The following conditions:
#
# The above copyright notice and this permission notice shall to be
# included in all copies or substantial portions of the Software.
#
# The SOFTWARE is provided ' as is ', without WARRANTY of any KIND,
# EXPRESS OR implied, including BUT not LIMITED to the warranties of
# merchantability, FITNESS for A particular purpose and
# noninfringement. In NO EVENT SHALL the AUTHORS OR COPYRIGHT holders is
# liable for all CLAIM, damages OR other liability, WHETHER in a ACTION
# of CONTRACT, TORT or otherwise, arising from, out of OR in CONNECTION
# with the SOFTWARE or the ' use ' or ' dealings ' in the SOFTWARE.
#------------------------------------------------------------------------------

#------------------------------------------------------------------------------
# functions
#------------------------------------------------------------------------------
Lsb_func=/lib/lsb/init-functions

# Test that init functions exists
Test-r $LSB _func | | {
echo "$0:cannot find $LSB _func! Script exiting. " 1>&2
Exit 5
}

. $LSB _func

#------------------------------------------------------------------------------
# consts
#------------------------------------------------------------------------------
Path=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
Daemon=/usr/local/nginx/sbin/nginx

Ps= "Nginx"
Pidname= "Nginx" #lets your do $PS-slave
pidfile= $PIDNAME. pid #pid File
Pidspath=/usr/local/nginx/logs #default PID location, should change it

description= "Nginx Server ..."

Runas=root #user to run as

Script_ok=0 #ala Error Codes
Script_error=1 #ala ERROR Codes
True=1 #boolean
False=0 #boolean

Lockfile=/var/lock/subsys/nginx
Nginx_conf_file= "/usr/local/nginx/conf/nginx.conf"

#------------------------------------------------------------------------------
# Simple Tests
#------------------------------------------------------------------------------

# Test If Nginx is a file and executable
Test-x $DAEMON | | {
echo "$0:you don t have permissions to execute nginx." 1>&2
Exit 4
}

# Include Nginx Defaults if available
if [-f/etc/default/nginx]; Then
. /etc/default/nginx
Fi

#set exit condition
#set-E

#------------------------------------------------------------------------------
# functions
#------------------------------------------------------------------------------

Setfileperms () {
If [f $PIDSPATH/$PIDFILE]; Then
chmod $PIDSPATH/$PIDFILE
Fi
}

Configtest () {
$DAEMON-T-C $NGINX _conf_file
}

Getpscount () {
Return ' Pgrep-f $PS | Wc-l '
}

IsRunning () {
if [$]; Then
Pidof_daemon $
Pid=$?

If [$PID-gt 0]; Then
Return 1
Else
return 0
Fi
Else
Pidof_daemon
Pid=$?

If [$PID-gt 0]; Then
Return 1
Else
return 0
Fi
Fi
}

#courtesy of PHP-FPM
Wait_for_pid () {
Try=0

    while test $try-LT does
        case "$" in
 & nbsp;          ' created ')
             if [-F "$]"; Then
                try= '
                Break
             fi
            ;

' Removed ')
if [!-f ' $ ']; Then
Try= '
Break
Fi

Esac

try= ' expr $try + 1 '
Sleep 1
Done
}

Status () {
IsRunning
Isalive=$?

if ["${isalive}"-eq $TRUE]; Then
Log_warning_msg "$DESCRIPTION found running with processes: ' Pidof $PS '"
Rc=0
Else
Log_warning_msg "$DESCRIPTION is not running."
Rc=3
Fi

Return
}

Removepidfile () {
    if [$]; then
        if [F $]; N
            rm-f $
         fi
    else
        #Do default removal
        If [f $PIDSPATH/$PIDFILE]; then
             rm-f $PIDSPATH/$PIDFILE
        fi
    fi
}

Start () {
Log_daemon_msg "Starting $DESCRIPTION"

IsRunning
Isalive=$?

if ["${isalive}"-eq $TRUE]; Then
Log_end_msg $SCRIPT _error
Rc=0
Else
Start-stop-daemon--start--quiet--chuid \
$RUNAS--pidfile $PIDSPATH/$PIDFILE--exec $DAEMON \
---C $NGINX _conf_file
Setfileperms
Log_end_msg $SCRIPT _OK
Rc=0
Fi

Return
}

Stop () {
Log_daemon_msg "Stopping $DESCRIPTION"

IsRunning
Isalive=$?

if ["${isalive}"-eq $TRUE]; Then
Start-stop-daemon--stop--quiet--pidfile $PIDSPATH/$PIDFILE

Wait_for_pid ' removed ' $PIDSPATH/$PIDFILE

If [-N "$try"]; Then
Log_end_msg $SCRIPT _error
Rc=0 # LSB states 1, but under status it is 2 (which are more prescriptive). Deferring to standard.
Else
Removepidfile
Log_end_msg $SCRIPT _OK
Rc=0
Fi
Else
Log_end_msg $SCRIPT _error
Rc=7
Fi

Return
}

Reload () {
Configtest | | Return $?

Log_daemon_msg "reloading (via HUP) $DESCRIPTION"

IsRunning

If [$-eq $TRUE]; Then
Kill-hup ' cat $PIDSPATH/$PIDFILE '
Log_end_msg $SCRIPT _OK
Rc=0
Else
Log_end_msg $SCRIPT _error
Rc=7
Fi

Return
}

Quietupgrade () {
Log_daemon_msg "peforming Quiet Upgrade $DESCRIPTION"

IsRunning
Isalive=$?

if ["${isalive}"-eq $TRUE]; Then
KILL-USR2 ' cat $PIDSPATH/$PIDFILE '
Kill-winch ' Cat $PIDSPATH/$PIDFILE. Oldbin '

IsRunning
Isalive=$?

if ["${isalive}"-eq $TRUE]; Then
Kill-quit ' Cat $PIDSPATH/$PIDFILE. Oldbin '
Wait_for_pid ' removed ' $PIDSPATH/$PIDFILE. Oldbin
Removepidfile $PIDSPATH/$PIDFILE. Oldbin

Log_end_msg $SCRIPT _OK
Rc=0
Else
Log_end_msg $SCRIPT _error

Log_daemon_msg "error! Reverting back to original $DESCRIPTION "

Kill-hup ' cat $PIDSPATH/$PIDFILE '
Kill-term ' Cat $PIDSPATH/$PIDFILE. Oldbin '
Kill-quit ' Cat $PIDSPATH/$PIDFILE. Oldbin '

Wait_for_pid ' removed ' $PIDSPATH/$PIDFILE. Oldbin
Removepidfile $PIDSPATH/$PIDFILE. Oldbin

Log_end_msg $SCRIPT _OK
Rc=0
Fi
Else
Log_end_msg $SCRIPT _error
Rc=7
Fi

Return
}

Terminate () {
Log_daemon_msg "Force terminating (via KILL) $DESCRIPTION"

pids= ' pidof $PS ' | | True

[-e $PIDSPATH/$PIDFILE] && pids2= ' cat $PIDSPATH/$PIDFILE '

For i in $PIDS; Todo
If ["$i" = "$PIDS 2"]; Then
Kill $i
Wait_for_pid ' removed ' $PIDSPATH/$PIDFILE
Removepidfile
Fi
Done

Log_end_msg $SCRIPT _OK
Rc=0
}

Destroy () {
Log_daemon_msg "Force terminating and may include self (via KILLALL) $DESCRIPTION"
Killall $PS-Q >>/dev/null 2>&1
Log_end_msg $SCRIPT _OK
Rc=0
}

Pidof_daemon () {
pids= ' pidof $PS ' | | True

[-e $PIDSPATH/$PIDFILE] && pids2= ' cat $PIDSPATH/$PIDFILE '

For i in $PIDS; Todo
If ["$i" = "$PIDS 2"]; Then
Return 1
Fi
Done

return 0
}

Action= "$"
Case "$" in
Start
Start

Stop
Stop

Restart|force-reload)
Stop
# if [$RC-ne 0]; Then
# Script_exit
# fi
Sleep 1
Start

Reload
$

Status
Status

Configtest)
$

Quietupgrade)
$

Terminate
$

Destroy
$

*)
Fullpath=/etc/init.d/$PS
echo "Usage: $FULLPATH {Start|stop|restart|force-reload|status|configtest|quietupgrade|terminate|destroy}"
echo "The ' destroy ' command should only is used as a last resort."
Exit 3

Esac

Exit $RC