#!/bin/bash

# Define variables
readonly EE_UPDATE_LOG=/var/log/easyengine/update.log

# Define echo function
# Blue color
function ee_lib_echo()
{
	echo $(tput setaf 4)$@$(tput sgr0)
}

# White color
function ee_lib_echo_info()
{
	echo $(tput setaf 7)$@$(tput sgr0)
}

# Red color
function ee_lib_echo_fail()
{
	echo $(tput setaf 1)$@$(tput sgr0)
}

# Capture errors
function ee_lib_error()
{
	echo "[ `date` ] $(tput setaf 1)$@$(tput sgr0)" | tee -ai $EE_ERROR_LOG
	exit $2
}

# Initialize Git
function ee_lib_git()
{
	for ee_git_dir in ${@:1:$(($#-1))}; do
		if [ -d $ee_git_dir ]; then
			# Change directory
	 		cd $ee_git_dir

			# Check .git
			if [ ! -d .git ]; then
				# ee_lib_echo "Initialize Git on ${ee_git_dir}"
				git init &>> $EE_UPDATE_LOG \
				|| ee_lib_error "Unable to initialize Git on $ee_git_dir, exit status = " $?
			fi

			# Check for untracked files
			if [ $(git status -s | wc -l) -ne 0 ]; then
				# Add files in Git version control
				ee_lib_echo "Git commit on $ee_git_dir, please wait..."
				git add --all && git commit -am "${@: -1}" &>> $EE_UPDATE_LOG \
				|| ee_lib_error "Unable to Git commit on $ee_git_dir, exit status = " $?
			fi
		fi
	done
}

# Update EasyEngine (ee)
# EasyEngine (ee) version: 2.0.0
EE_CURRENT_VERSION=$(ee version | sed 's/(ee) //' | awk '{print $3}')
EE_LATEST_VERSION="2.2.3"
echo EE_CURRENT_VERSION = $EE_CURRENT_VERSION EE_LATEST_VERSION = $EE_LATEST_VERSION &>> $EE_UPDATE_LOG

if [[ $EE_CURRENT_VERSION < $EE_LATEST_VERSION ]]; then
	read -p "Update EasyEngine to $EE_LATEST_VERSION (y/n): " EE_ANS

	if [ "$EE_ANS" = "y" ] || [ "$EE_ANS" = "Y" ]; then
		ee_lib_echo "EasyEngine (ee) update started [$(date)]" | tee -ai $EE_UPDATE_LOG

		# Install required packages
		if [ "$EE_LINUX_DISTRO" == "Ubuntu" ]; then
			ee_lib_package_check graphviz python-software-properties software-properties-common
		elif [ "$EE_LINUX_DISTRO" == "Debian" ]; then
			ee_lib_package_check graphviz python-software-properties
		fi

		if [ ! -x  /usr/bin/tee ] || [ ! -x  /bin/ed ] || [ ! -x  /usr/bin/bc ] || [ ! -x  /usr/bin/wget ] || [ ! -x  /usr/bin/curl ] || [ ! -x  /bin/tar ] || [ ! -x  /usr/bin/git ] || [ -n "$EE_PACKAGE_NAME" ]; then
			ee_lib_echo "Installing required packages, please wait..." | tee -ai $EE_INSTALL_LOG
			apt-get -y install coreutils ed bc wget curl tar git-core $EE_PACKAGE_NAME | tee -ai $EE_INSTALL_LOG\
			|| ee_lib_error "Unable to install required packages, exit status = " $?
		fi

		# Get Anemometer password
		if [ -d /var/www/22222/htdocs/db/anemometer ]; then
			if [ -f /usr/local/lib/easyengine/lib/ee_lib_import_slow_log.sh ]; then
				ee_anemometer_pass=$(grep "\-\-password" /usr/local/lib/easyengine/lib/ee_lib_import_slow_log.sh | cut -d"=" -f3 )
			else
				ee_anemometer_pass=$(grep "password=" /etc/logrotate.d/mysql-server | cut -d"=" -f3 )
			fi
			ee_anemometer_pass=$(echo $ee_anemometer_pass | rev | cut -c 3- | rev)
		fi

		# Git backup
		ee_lib_git /etc/nginx/ /etc/php5/ /etc/mysql/ /etc/postfix "EasyEngine version $EE_CURRENT_VERSION"

		# Remove old version of EasyEngine (ee)
		rm -rf /tmp/easyengine &>> /dev/null

		# Let's clone EasyEngine (ee)
		ee_lib_echo "Cloning EasyEngine (ee) stable branch, please wait..." | tee -ai $EE_UPDATE_LOG
		git clone -b old-stable https://github.com/rtCamp/easyengine.git /tmp/easyengine &>> $EE_UPDATE_LOG \
		|| ee_lib_error "Unable to clone EasyEngine (ee) stable branch, exit status = " $?

		# Setup EasyEngine (ee)
		if [ ! -d /etc/easyengine ]; then
			mkdir -p /etc/easyengine \
			|| ee_lib_error "Unable to create /etc/easyengine directory, exit status = " $?
		fi

		if [ ! -d /usr/share/easyengine/ ]
		then
			mkdir -p /usr/share/easyengine/ \
			|| ee_lib_error "Unable to create /usr/share/easyengine/ directory, exit status = " $?
		fi

		if [ ! -d /usr/local/lib/easyengine ]
		then
			mkdir -p /usr/local/lib/easyengine \
			|| ee_lib_error "Unable to create /usr/local/lib/easyengine directory, exit status = " $?
		fi

		# Setup EasyEngine (ee)
		# EasyEngine (ee) auto completion file
		cp -av /tmp/easyengine/config/bash_completion.d/ee /etc/bash_completion.d/ &>> $EE_UPDATE_LOG \
		|| ee_lib_error "Unable to copy EasyEngine (ee) auto completion file, exit status = " $?

		# Templates
		cp -a /tmp/easyengine/config/nginx /tmp/easyengine/templates/* /usr/share/easyengine/ &>> $EE_UPDATE_LOG \
		|| ee_lib_error "Unable to copy NGINX sample files, exit status = " $?

		# NGINX Setup
		sed -i "s/X-Powered-By.*/X-Powered-By \"EasyEngine $EE_LATEST_VERSION\";/" /etc/nginx/nginx.conf
		rsync -avz --exclude acl.conf /usr/share/easyengine/nginx/common/* /etc/nginx/common/ &>> $EE_UPDATE_LOG \
		|| ee_lib_error "Unable to rsync NGINX common files, exit status = " $?

		# EasyEngine (ee) library and modules
		cp -av /tmp/easyengine/src/* /usr/local/lib/easyengine &>> $EE_UPDATE_LOG \
		|| ee_lib_error "Unable to copy src files, exit status = " $?

		# EasyEngine (ee) command
		cp -av /tmp/easyengine/bin/easyengine /usr/local/sbin/ &>> $EE_UPDATE_LOG \
		|| ee_lib_error "Unable to copy EasyEngine (ee) command, exit status = " $?

		# Change permission of EasyEngine (ee) command
		chmod 750 /usr/local/sbin/easyengine || ee_lib_error "Unable to change permission of EasyEngine (ee) command, exit status = " $?

		# Create symbolic link
		if [ ! -L /usr/local/sbin/ee ]; then
			ln -s /usr/local/sbin/easyengine /usr/local/sbin/ee
		fi

		# EasyEngine (ee) man page
		cp -av /tmp/easyengine/docs/man/ee.8 /usr/share/man/man8/ &>> $EE_UPDATE_LOG \
		|| ee_lib_error "Unable to copy EasyEngine (ee) man page, exit status = " $?


		if [[ $EE_CURRENT_VERSION < 1.9.0 ]]; then
			# EasyEngine (ee) config file
			cp -av /etc/easyengine/ee.conf /etc/easyengine/ee.bak  &>> $EE_UPDATE_LOG
			cp -av /tmp/easyengine/config/easyengine/ee.conf /etc/easyengine/ &>> $EE_UPDATE_LOG \
			|| ee_lib_error "Unable to copy EasyEngine (ee) config file, exit status = " $?


			# Lets re-used our functions
			# Include library
			for ee_include in $(find /usr/local/lib/easyengine/ -iname "*.sh"); do
				source $ee_include
			done

			# Avoid re-source and readonly errors
			ee_source=1

			# Lets modify the $EE_COMMAND_LOG value
			# So all the logs write in $EE_UPDATE_LOG
			EE_COMMAND_LOG=$EE_UPDATE_LOG

			# Install required packages
			if [ "$EE_LINUX_DISTRO" == "Ubuntu" ]; then
				ee_lib_package_check graphviz python-software-properties software-properties-common
			elif [ "$EE_LINUX_DISTRO" == "Debian" ]; then
				ee_lib_package_check graphviz python-software-properties
			fi

			if [ ! -x  /usr/bin/tee ] || [ ! -x  /bin/ed ] || [ ! -x  /usr/bin/bc ] || [ ! -x  /usr/bin/wget ] || [ ! -x  /usr/bin/curl ] || [ ! -x  /bin/tar ] || [ ! -x  /usr/bin/git ] || [ -n "$EE_PACKAGE_NAME" ]; then
				ee_lib_echo "Installing required packages, please wait..." | tee -ai $EE_UPDATE_LOG
				apt-get -y install coreutils ed bc wget curl tar git-core $EE_PACKAGE_NAME | tee -ai $EE_UPDATE_LOG\
				|| ee_lib_error "Unable to install required packages, exit status = " $?
			fi

			# Get old value from ee.bak file
			ee_stack_ip=$(grep ip_address /etc/easyengine/ee.bak | cut -d'=' -f2)
			ee_mysql_host=$(grep mysqlhost /etc/easyengine/ee.bak | cut -d'=' -f2)
			ee_wp_user=$(grep wpadminuser /etc/easyengine/ee.bak | cut -d'=' -f2)
			ee_wp_pass=$(grep wpadminpass /etc/easyengine/ee.bak | cut -d'=' -f2)
			#ee_wp_email=$(grep wpadminemail /etc/easyengine/ee.bak | cut -d'=' -f2)

			# Set localhost when no host found
			if [ -z $ee_mysql_host ]; then
				ee_mysql_host=localhost
			fi

			# Ask email address
			ee_lib_echo "Update your email address, which is used to setup WordPress"
			read -p "Enter email address: " ee_wp_email

			# Update value in ee.conf file
			$EE_CONFIG_SET stack.ip-address "$(echo -n $ee_stack_ip)" && \
			$EE_CONFIG_SET mysql.host "$(echo -n $ee_mysql_host)" && \
			$EE_CONFIG_SET wordpress.user "$(echo -n $ee_wp_user)" && \
			$EE_CONFIG_SET wordpress.password "$(echo -n $ee_wp_pass)" && \
			$EE_CONFIG_SET wordpress.email "$(echo -n $ee_wp_email)" \
			|| ee_lib_error "Unable to update ee.conf file, exit status = " $?

			# NGINX conf.d
			cp -v /usr/share/easyengine/nginx/conf.d/fastcgi.conf /etc/nginx/conf.d/ &>> $EE_UPDATE_LOG \
			|| ee_lib_error "Unable to copy fastcgi.conf file, exit status = " $?

			cp -v /usr/share/easyengine/nginx/conf.d/upstream.conf /etc/nginx/conf.d/ &>> $EE_UPDATE_LOG \
			|| ee_lib_error "Unable to copy upstream.conf file, exit status = " $?


			# NGINX common
			if [[ $EE_CURRENT_VERSION = 1.0.0 ]] || [[ $EE_CURRENT_VERSION = 1.0.1 ]] || [[ $EE_CURRENT_VERSION = 1.1.0 ]]; then
				# Move allowed_ip.conf to acl.conf
				(sed "/allow/,+2d" /usr/share/easyengine/nginx/common/acl.conf; grep -v ^# /etc/nginx/common/allowed_ip.conf ) > /etc/nginx/common/acl.conf
				sed -i '/allow ;/d' /etc/nginx/common/acl.conf

				# Update nginx.conf
				# SSL settings
				grep ssl_ /etc/nginx/nginx.conf &>> $EE_UPDATE_LOG
				if [ $? -ne 0 ]; then
					sed -i "/client_max_body_size/a \ \n\t# SSL Settings\n\tssl_session_cache shared:SSL:20m;\n\tssl_session_timeout 10m;\n\tssl_prefer_server_ciphers on;\n\tssl_ciphers HIGH:\!aNULL:\!MD5:\!kEDH;\n\n" /etc/nginx/nginx.conf
				fi
				# Log format
				sed -i "s/log_format rt_cache.*/log_format rt_cache '\$remote_addr \$upstream_response_time \$upstream_cache_status [\$time_local] '/" /etc/nginx/nginx.conf
				sed -i "s/.*\$body_bytes_sent'/\t\t'\$http_host \"\$request\" \$status \$body_bytes_sent '/" /etc/nginx/nginx.conf

				# Update PHP session storage to Memcache
				sed -i "/extension/a \session.save_handler = memcache\nsession.save_path = \"tcp://localhost:11211\"" /etc/php5/mods-available/memcache.ini

				# Set easyengine:easyengine as default http authentication
				if [ ! -f /etc/nginx/htpasswd-ee ]; then
					printf "easyengine:$(openssl passwd -crypt easyengine 2> /dev/null)\n" > /etc/nginx/htpasswd-ee 2> /dev/null
				fi

				# Update EasyEngine current version
				EE_CURRENT_VERSION="1.2.2"
			fi
			if [[ $EE_CURRENT_VERSION = 1.2.2 ]]; then
				# Update NGINX configuration
				sed -i "/worker_processes/a \worker_rlimit_nofile 100000;" /etc/nginx/nginx.conf
				sed -i "s/# multi_accept/multi_accept/" /etc/nginx/nginx.conf
				sed -i "s/keepalive_timeout.*/keepalive_timeout 30;/" /etc/nginx/nginx.conf

				# Setup port 22222
				cp -av /usr/share/easyengine/nginx/22222 /etc/nginx/sites-available/ &>> $EE_UPDATE_LOG
				if [ "$EE_LINUX_DISTRO" == "Debian" ]; then
					# Dotdeb nginx repository doesn't support spdy
					sed -i "s/ spdy//;" /usr/share/easyengine/nginx/22222
				fi

				# Create a symbolic link for 22222
				if [ ! -L /etc/nginx/sites-enabled/22222 ]; then
					ln -s /etc/nginx/sites-available/22222 /etc/nginx/sites-enabled/
				fi

				# Setup logs for 22222
				if [ ! -d /var/www/22222/logs ]; then
					mkdir -p /var/www/22222/logs
					ln -s /var/log/nginx/22222.access.log /var/www/22222/logs/access.log
					ln -s /var/log/nginx/22222.error.log /var/www/22222/logs/error.log
				fi

				# Setup SSL
				# Create SSL certificate directory
				if [ ! -d /var/www/22222/cert ]; then
					mkdir /var/www/22222/cert
				fi

				# Generate SSL key
				ee_lib_echo "Generating SSL private key"
				openssl genrsa -out /var/www/22222/cert/22222.key 2048 &>> $EE_UPDATE_LOG \
				|| ee_lib_error "Unable to generate SSL private key for port 22222, exit status = " $?

				ee_lib_echo "Generating a certificate signing request (CSR)"
				openssl req -new -batch -subj /commonName=127.0.0.1/ -key /var/www/22222/cert/22222.key -out /var/www/22222/cert/22222.csr &>> $EE_UPDATE_LOG \
				|| ee_lib_error "Unable to generate certificate signing request (CSR) for port 22222, exit status = " $?

				ee_lib_echo "Removing pass phrase from SSL private key"
				mv /var/www/22222/cert/22222.key /var/www/22222/cert/22222.key.org
				openssl rsa -in /var/www/22222/cert/22222.key.org -out /var/www/22222/cert/22222.key &>> $EE_UPDATE_LOG \
				|| ee_lib_error "Unable to remove pass phrase from SSL for port 22222, exit status = " $?

				ee_lib_echo "Generating SSL certificate"
				openssl x509 -req -days 3652 -in /var/www/22222/cert/22222.csr -signkey /var/www/22222/cert/22222.key -out /var/www/22222/cert/22222.crt &>> $EE_UPDATE_LOG \
				|| ee_lib_error "Unable to generate SSL certificate for port 22222, exit status = " $?

				# Update PHP configuration
				dpkg --get-selections | grep -v deinstall | grep php5-fpm &>> $EE_UPDATE_LOG
				if [ $? -eq 0 ]; then
					ee_lib_echo "Installing php5-xdebug package, please wait..."
					apt-get -y install php5-xdebug \
					|| ee_lib_error "Unable to install php5-xdebug package, exit status = " $?

					ee_lib_echo "Setting up PHP5, please wait..."

					# Custom php5 log directory
					if [ ! -d /var/log/php5/ ]; then
						mkdir -p /var/log/php5/ \
						|| ee_lib_error "Unable to create /var/log/PHP5/, exit status = " $?
					fi

					# Update timezone
					local ee_time_zone=$(cat /etc/timezone | head -n1 | sed "s'/'\\\/'")
					sed -i "s/;date.timezone.*/date.timezone = $ee_time_zone/" /etc/php5/fpm/php.ini

					# Change php5-fpm error log location
					sed -i "s'error_log.*'error_log = /var/log/php5/fpm.log'" /etc/php5/fpm/php-fpm.conf

					# Separate php5-fpm for ee debug command
					cp -v /etc/php5/fpm/pool.d/www.conf /etc/php5/fpm/pool.d/debug.conf

					sed -i "s'\[www\]'[debug]'" /etc/php5/fpm/pool.d/debug.conf \
					|| ee_lib_error "Unable to change debug pool name, exit status = " $?

					sed -i "s'listen = 127.0.0.1:9000'listen = 127.0.0.1:9001'" /etc/php5/fpm/pool.d/debug.conf \
					|| ee_lib_error "Unable to change listen = 127.0.0.1:9001 for debug pool, exit status = " $?

					sed -i "s';slowlog.*'slowlog = /var/log/php5/slow.log'"  /etc/php5/fpm/pool.d/debug.conf \
					|| ee_lib_error "Unable to change slowlog settings for debug pool, exit status = " $?

					sed -i "s';request_slowlog_timeout.*'request_slowlog_timeout = 10s'"  /etc/php5/fpm/pool.d/debug.conf \
					|| ee_lib_error "Unable to change request_slowlog_timeout for debug pool, exit status = " $?

					echo -e "php_admin_value[xdebug.profiler_output_dir] = /tmp/ \nphp_admin_value[xdebug.profiler_output_name] = cachegrind.out.%p-%H-%R \nphp_admin_flag[xdebug.profiler_enable_trigger] = on \nphp_admin_flag[xdebug.profiler_enable] = off" | tee -ai  /etc/php5/fpm/pool.d/debug.conf &>> $EE_UPDATE_LOG \
					|| ee_lib_error "Unable to add xdebug settings for debug pool, exit status = " $?
				fi

				mysqladmin ping &> /dev/null &>> $EE_UPDATE_LOG
				if [ $? -eq 0 ]; then
					ee_lib_echo "Installing percona-toolkit package, please wait..."
					apt-get -y install percona-toolkit \
					|| ee_lib_error "Unable to install percona-toolkit package, exit status = " $?
				fi

				# Install 22222 admin tools
				ee_ven_install_utils
				ee_ven_install_phpmyadmin

				# Update EasyEngine current version
				EE_CURRENT_VERSION="1.3.0"
			fi
			if [[ $EE_CURRENT_VERSION = 1.3.0 ]] || [[ $EE_CURRENT_VERSION = 1.3.1 ]] || [[ $EE_CURRENT_VERSION = 1.3.2 ]] || [[ $EE_CURRENT_VERSION = 1.3.3 ]]; then
				grep "^pm = ondemand" /etc/php5/fpm/pool.d/www.conf &>> $EE_UPDATE_LOG
				if [ $? -ne 0 ]; then
					sed -i "s/pm = dynamic/pm = ondemand/" /etc/php5/fpm/pool.d/www.conf \
					|| ee_lib_error "Unable to change process manager from dynamic to ondemand, exit status = " $?
				fi
				grep "^pm = ondemand" /etc/php5/fpm/pool.d/debug.conf &>> $EE_UPDATE_LOG
				if [ $? -ne 0 ]; then
					sed -i "s/pm = dynamic/pm = ondemand/" /etc/php5/fpm/pool.d/debug.conf \
					|| ee_lib_error "Unable to change process manager from dynamic to ondemand on debug.conf, exit status = " $?
				fi

				# Update EasyEngine current version
				EE_CURRENT_VERSION="1.3.4"
			fi
			if [[ $EE_CURRENT_VERSION = 1.3.4 ]] || [[ $EE_CURRENT_VERSION = 1.3.5 ]] || [[ $EE_CURRENT_VERSION = 1.3.6 ]] || [[ $EE_CURRENT_VERSION = 1.3.7 ]] || [[ $EE_CURRENT_VERSION = 1.3.8 ]]; then
				# Update 22222 for fix #259
				cp -av /usr/share/easyengine/nginx/22222 /etc/nginx/sites-available/ &>> $EE_UPDATE_LOG
				if [ "$EE_LINUX_DISTRO" == "Debian" ]; then
					# Dotdeb nginx repository doesn't support spdy
					sed -i "s/ spdy//;" /usr/share/easyengine/nginx/22222
				fi
				# Update NGINX
				if [ "$EE_LINUX_DISTRO" == "Ubuntu" ];	then
					ls /etc/apt/sources.list.d/brianmercer-nginx* &>> $EE_UPDATE_LOG
					if [ $? -eq 0 ]; then
						rm /etc/apt/sources.list.d/brianmercer-nginx*
						# Add rtCamp nginx launchpad repository
						ee_lib_echo "Adding rtCamp NGINX launchpad repository, please wait..."
						add-apt-repository -y ppa:rtcamp/nginx &>> $EE_UPDATE_LOG \
						|| ee_lib_error "Unable to add rtCamp NGINX launchpad repository, exit status = " $?

						# Execute: apt-get update
						ee_lib_apt_get_update

						# Install NGINX
						apt-get -o Dpkg::Options::="--force-confold" -y install nginx-custom \
						|| ee_lib_error "Unable to install nginx-custom package, exit status = " $?
					fi
				fi

				# Update EasyEngine current version
				EE_CURRENT_VERSION="2.0.0"
			fi
		fi

		if [[ $EE_CURRENT_VERSION > 1.9.0 ]]; then

			# Lets re-used our functions
			# Include library
			if [ -z $ee_source ]; then
				for ee_include in $(find /usr/local/lib/easyengine/ -iname "*.sh"); do
					source $ee_include
				done
			fi

			if [[ $EE_CURRENT_VERSION = 2.0.0 ]] || [[ $EE_CURRENT_VERSION = 2.0.1 ]]; then
				sed -i 's/host =.*/grant-host = localhost/' /etc/easyengine/ee.conf

				# Add Vimbadmin rules
				if [ -f /etc/nginx/sites-available/22222 ];then
					ee_port=$(grep listen /etc/nginx/sites-available/22222 | awk '{ print $2 }')
					cp -av /usr/share/easyengine/nginx/22222 /etc/nginx/sites-available/ &>> $EE_UPDATE_LOG
					if [ "$EE_LINUX_DISTRO" == "Ubuntu" ];	then
						sed -i "s/listen.*/listen $ee_port default_server ssl spdy;/" /etc/nginx/sites-available/22222 \
						|| ee_lib_error "Unable to change EasyEngine admin port, exit status = " $?
					elif [ "$EE_LINUX_DISTRO" == "Debian" ]; then
						# Dotdeb nginx repository doesn't support spdy
						sed -i "s/listen.*/listen $ee_port default_server ssl;/" /etc/nginx/sites-available/22222 \
						|| ee_lib_error "Unable to change EasyEngine admin port, exit status = " $?
					fi
				fi

				if [ -d /var/www/22222/htdocs/db/anemometer ];then
					# Download pt-query-advisor Fixed #189
					wget -q http://bazaar.launchpad.net/~percona-toolkit-dev/percona-toolkit/2.1/download/head:/ptquerydigest-20110624220137-or26tn4expb9ul2a-16/pt-query-digest -O /usr/bin/pt-query-advisor \
					|| ee_lib_error "Unable to copy download pt-query-advisor, exit status = " $?
					chmod 0755 /usr/bin/pt-query-advisor

					# Enable pt-query-advisor plugin in Anemometer
					sed -i "s/#	'query_advisor'/	'query_advisor'/" /var/www/22222/htdocs/db/anemometer/conf/config.inc.php \
					|| ee_lib_error "Unable to to activate pt-query-advisor plugin, exit status = " $?
				fi

				# Update EasyEngine current version
				EE_CURRENT_VERSION="2.1.0"
			fi

			if [[ $EE_CURRENT_VERSION = 2.1.0 ]]; then

				# Change permission of EasyEngine log folder
				chmod -R 700 /var/log/easyengine \
				|| ee_lib_error "Unable to change permissions for EasyEngine log folder, exit status = " $?

				# RAM based optimization settings
				ee_lib_ram

				if [ -f /etc/php5/fpm/pool.d/www.conf ]; then
					sed -i "s/pm.max_children = .*/pm.max_children = ${EE_PHP_MAX_CHILDREN}/" /etc/php5/fpm/pool.d/www.conf
				fi

				# Setup Zend OpCache as per RAM
				if [ -f /etc/php5/fpm/conf.d/05-opcache.ini ]; then
					grep memory_consumption /etc/php5/fpm/conf.d/05-opcache.ini &> /dev/null
					if [ $? -ne 0 ]; then
						sed -i "s/zend_extension=opcache.so/zend_extension=opcache.so\nopcache.memory_consumption=${EE_OPCACHE_SIZE}\nopcache.max_accelerated_files=50000/" /etc/php5/fpm/conf.d/05-opcache.ini \
						|| ee_lib_error "Unable to change opcache.memory_consumption, exit status = " $?
					fi
				fi

				# Setup PHP Memcache as per RAM
				if [ -f /etc/memcached.conf ]; then
					sed -i "s/-m.*/-m ${EE_MEMCACHE_SIZE}/" /etc/memcached.conf \
					|| ee_lib_error "Unable to change Memcache memory value, exit status = " $?
				fi

				# Add PHP GeoIP module
				dpkg --get-selections | grep -v deinstall | grep php5-fpm &>> $EE_UPDATE_LOG
				if [ $? -eq 0 ]; then
					$EE_APT_GET install php5-geoip
					ee_lib_echo "Downloading GeoIP Database, please wait..."
					mkdir -p /usr/share/GeoIP
					wget -qO  /usr/share/GeoIP/GeoLiteCity.dat.gz http://geolite.maxmind.com/download/geoip/database/GeoLiteCity.dat.gz
					gunzip /usr/share/GeoIP/GeoLiteCity.dat.gz
					mv /usr/share/GeoIP/GeoLiteCity.dat /usr/share/GeoIP/GeoIPCity.dat
				fi

				# Fix PhpMyAdmin config issue
				if [ -d /var/www/22222/htdocs/db/pma ]; then
					ee_random=$(cat /dev/urandom | tr -dc 'a-zA-Z0-9' | fold -w 7 | head -n1)

					if [ ! -f /var/www/22222/htdocs/db/pma/config.inc.php ]; then
						cp -v /var/www/22222/htdocs/db/pma/config.sample.inc.php /var/www/22222/htdocs/db/pma/config.inc.php &>> $EE_COMMAND_LOG \
						|| ee_lib_error "Unable to setup phpMyAdmin, exit status = " $?
					fi

					sed -i "s/a8b7c6d/$ee_random/" /var/www/22222/htdocs/db/pma/config.inc.php \
					|| ee_lib_error "Unable to setup phpMyAdmin, exit status = " $?
				fi

				# Update EasyEngine current version
				EE_CURRENT_VERSION="2.2.0"
			fi
			if [[ $EE_CURRENT_VERSION = 2.2.0 ]] || [[ $EE_CURRENT_VERSION = 2.0.1 ]]; then
				if [ -d /var/www/22222/htdocs/vimbadmin/ ]; then
					postconf -e "virtual_alias_maps = mysql:/etc/postfix/mysql/virtual_alias_maps.cf"
				fi
			fi
		fi

		# Update WP-CLI
		ee_ven_install_wpcli

		# Set Anemometer password
		if [ -d /var/www/22222/htdocs/db/anemometer ]; then
			# Change Anemometer Hostname in ee_lib_import_slow_log
			sed -i "s:hostname.*:hostname}=\\\\\"$EE_MYSQL_HOST\\\\\"\" /var/log/mysql/mysql-slow.log:" /usr/local/lib/easyengine/lib/ee_lib_import_slow_log.sh \
			|| ee_lib_error "Unable to change Anemometer hostnameme, exit status = " $?

			# Change Anemometer password in ee_lib_import_slow_log
			sed -i "s/--password.*/--password=${ee_anemometer_pass} \\\/" /usr/local/lib/easyengine/lib/ee_lib_import_slow_log.sh \
			|| ee_lib_error "Unable to change Anemometer password, exit status = " $?
		fi

		# Restart service
		ee_lib_service nginx php5-fpm restart

		# Git backup
		ee_lib_git /etc/nginx/ /etc/php5/ /etc/mysql/ /etc/postfix /etc/easyengine "EasyEngine version $EE_LATEST_VERSION"

		# Enable EasyEngine (ee) auto completion
		echo
		ee_lib_echo "For EasyEngine (ee) auto completion, run the following command" | tee -ai $EE_UPDATE_LOG
		ee_lib_echo_info "source /etc/bash_completion.d/ee" | tee -ai $EE_UPDATE_LOG
		echo
		ee_lib_echo "EasyEngine (ee) updated successfully"
	else
		exit 2
	fi
else
	ee_lib_echo "Latest version ($EE_CURRENT_VERSION) already installed"
fi