nginx nginx configuration example for Ubuntu 14.04 LTS (Trusty Tahr)

Get the default configuration file nginx for nginx, optimized for Ubuntu 14.04 LTS (Trusty Tahr). This example configuration ensures optimal compatibility and performance for nginx, making it easy to set up and adjust to meet your needs.

Find and download the configuration file here: /etc/init.d/nginx.

For more configurations and setup guides, visit our related files section to further customize your system.

    #!/bin/sh

### BEGIN INIT INFO
# Provides:	  nginx
# Required-Start:    $local_fs $remote_fs $network $syslog $named
# Required-Stop:     $local_fs $remote_fs $network $syslog $named
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: starts the nginx web server
# Description:       starts nginx using start-stop-daemon
### END INIT INFO

PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DAEMON=/usr/sbin/nginx
NAME=nginx
DESC=nginx

# Include nginx defaults if available
if [ -r /etc/default/nginx ]; then
	. /etc/default/nginx
fi

test -x $DAEMON || exit 0

. /lib/init/vars.sh
. /lib/lsb/init-functions

# Try to extract nginx pidfile
PID=$(cat /etc/nginx/nginx.conf | grep -Ev '^\s*#' | awk 'BEGIN { RS="[;{}]" } { if ($1 == "pid") print $2 }' | head -n1)
if [ -z "$PID" ]
then
	PID=/run/nginx.pid
fi

# Check if the ULIMIT is set in /etc/default/nginx
if [ -n "$ULIMIT" ]; then
	# Set the ulimits
	ulimit $ULIMIT
fi

#
# Function that starts the daemon/service
#
do_start()
{
	# Return
	#   0 if daemon has been started
	#   1 if daemon was already running
	#   2 if daemon could not be started
	start-stop-daemon --start --quiet --pidfile $PID --exec $DAEMON --test > /dev/null \
		|| return 1
	start-stop-daemon --start --quiet --pidfile $PID --exec $DAEMON -- \
		$DAEMON_OPTS 2>/dev/null \
		|| return 2
}

test_nginx_config() {
	$DAEMON -t $DAEMON_OPTS >/dev/null 2>&1
}

#
# Function that stops the daemon/service
#
do_stop()
{
	# Return
	#   0 if daemon has been stopped
	#   1 if daemon was already stopped
	#   2 if daemon could not be stopped
	#   other if a failure occurred
	start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PID --name $NAME
	RETVAL="$?"

	sleep 1
	return "$RETVAL"
}

#
# Function that sends a SIGHUP to the daemon/service
#
do_reload() {
	start-stop-daemon --stop --signal HUP --quiet --pidfile $PID --name $NAME
	return 0
}

#
# Rotate log files
#
do_rotate() {
	start-stop-daemon --stop --signal USR1 --quiet --pidfile $PID --name $NAME
	return 0
}

#
# Online upgrade nginx executable
#
# "Upgrading Executable on the Fly"
# http://nginx.org/en/docs/control.html
#
do_upgrade() {
	# Return
	#   0 if nginx has been successfully upgraded
	#   1 if nginx is not running
	#   2 if the pid files were not created on time
	#   3 if the old master could not be killed
	if start-stop-daemon --stop --signal USR2 --quiet --pidfile $PID --name $NAME; then
		# Wait for both old and new master to write their pid file
		while [ ! -s "${PID}.oldbin" ] || [ ! -s "${PID}" ]; do
			cnt=`expr $cnt + 1`
			if [ $cnt -gt 10 ]; then
				return 2
			fi
			sleep 1
		done
		# Everything is ready, gracefully stop the old master
		if start-stop-daemon --stop --signal QUIT --quiet --pidfile "${PID}.oldbin" --name $NAME; then
			return 0
		else
			return 3
		fi
	else
		return 1
	fi
}

case "$1" in
	start)
		[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$NAME"
		do_start
		case "$?" in
			0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
			2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
		esac
		;;
	stop)
		[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$NAME"
		do_stop
		case "$?" in
			0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
			2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
		esac
		;;
	restart)
		log_daemon_msg "Restarting $DESC" "$NAME"

		# Check configuration before stopping nginx
		if ! test_nginx_config; then
			log_end_msg 1 # Configuration error
			exit 0
		fi

		do_stop
		case "$?" in
			0|1)
				do_start
				case "$?" in
					0) log_end_msg 0 ;;
					1) log_end_msg 1 ;; # Old process is still running
					*) log_end_msg 1 ;; # Failed to start
				esac
				;;
			*)
				# Failed to stop
				log_end_msg 1
				;;
		esac
		;;
	reload|force-reload)
		log_daemon_msg "Reloading $DESC configuration" "$NAME"

		# Check configuration before reload nginx
		#
		# This is not entirely correct since the on-disk nginx binary
		# may differ from the in-memory one, but that's not common.
		# We prefer to check the configuration and return an error
		# to the administrator.
		if ! test_nginx_config; then
			log_end_msg 1 # Configuration error
			exit 0
		fi

		do_reload
		log_end_msg $?
		;;
	configtest|testconfig)
		log_daemon_msg "Testing $DESC configuration"
		test_nginx_config
		log_end_msg $?
		;;
	status)
		status_of_proc -p $PID "$DAEMON" "$NAME" && exit 0 || exit $?
		;;
	upgrade)
		log_daemon_msg "Upgrading binary" "$NAME"
		do_upgrade
		log_end_msg 0
		;;
	rotate)
		log_daemon_msg "Re-opening $DESC log files" "$NAME"
		do_rotate
		log_end_msg $?
		;;
	*)
		echo "Usage: $NAME {start|stop|restart|reload|force-reload|status|configtest|rotate|upgrade}" >&2
		exit 3
		;;
esac

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