vhost.sh

#!/bin/bash
# script
#	vhost.sh
#
# what it does?
#	Configure an Apache virtual host
#
# usage: sudo ./vhost.sh <server_name> <user-owner>
#	<server_name>: domain name, without www, e.g. awesomeness.com
#	<user-owner>: user will be used, e.g. www-data
#
# author
#	felipe lopes - bolzin [at] gmail [dot] com
#
# Copyright (c) 2015 Felipe Lopes
#
# 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 is
# furnished to do so, subject to the following conditions:

# The above copyright notice and this permission notice shall 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 BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
# THE SOFTWARE.

# TODO
#
# Use one error log per vhost

SERVER_NAME=$1
SERVER_ALIAS="www."$1
SERVER_ADMIN="webmaster@$1"
VHOST_DIR="/var/www/$1"
DOCUMENT_ROOT="$VHOST_DIR/public_html"

VHOST_FILE="/etc/apache2/sites-available/$SERVER_NAME.conf"

# test if root
if [[ $EUID -ne 0 ]]; then
   echo "This script must be run as root" 1>&2
   exit 1
fi

# test usage
if [ $# -ne 2 ]; then
cat <<EOF
usage: sudo ./vhost.sh [<server_name> <user-owner>]
	<server_name>: domain name, without www, e.g. awesomeness.com
	<user-owner>: user will be used, e.g. www-data
EOF
	exit 1
fi

# test if apache2 exist
dpkg --get-selections | grep apache2 -q
if [[ $? != 0 ]]; then
   echo "Apache2 not installed"
   exit 1
fi

# test if vhost is being used
if [ -d $VHOST_DIR ]; then
   echo "$VHOST_DIR already being used"
   exit 1
fi

# change permission to /var/www to 755
PERMISSION=$(stat -t --format=%a /var/www)
if [ $PERMISSION != "755" ]; then chmod 755 /var/www; fi

# create document root
mkdir -p $DOCUMENT_ROOT

chmod 775 $DOCUMENT_ROOT

# create an index.php inside document root
echo $INDEX > $DOCUMENT_ROOT/index.php

# change document root ownership
chown -R "$2":"$2" $DOCUMENT_ROOT

# create vhost conf file
cat <<EOF > "$VHOST_FILE"
<VirtualHost *:80>
	ServerAdmin $SERVER_ADMIN
	ServerName $SERVER_NAME
	ServerAlias $SERVER_ALIAS
	DocumentRoot $DOCUMENT_ROOT

	ErrorLog \${APACHE_LOG_DIR}/error.log
	CustomLog \${APACHE_LOG_DIR}/access.log combined
</Virtualhost>
EOF

# enable vhost
a2ensite $SERVER_NAME

service apache2 reload

exit 0