install_rhel-derivs.sh
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Created: Mon, Jun 10, 14:02

install_rhel-derivs.sh
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	#!/bin/bash

	confirm() {
	echo "Press RETURN to continue, or ^C to cancel.";
	read -e ignored
	}

	RHEL_VER_FILE="/etc/redhat-release"

	if [[ ! -f $RHEL_VER_FILE ]]
	then
	echo "It looks like you're not running a Red Hat-derived distribution."
	echo "This script is intended to install Phabricator on RHEL-derived"
	echo "distributions such as RHEL, Fedora, CentOS, and Scientific Linux."
	echo "Proceed with caution."
	confirm
	fi

	echo "PHABRICATOR RED HAT DERIVATIVE INSTALLATION SCRIPT";
	echo "This script will install Phabricator and all of its core dependencies.";
	echo "Run it from the directory you want to install into.";
	echo

	RHEL_REGEX="release ([0-9]+)\."

	if [[ $(cat $RHEL_VER_FILE) =~ $RHEL_REGEX ]]
	then
	RHEL_MAJOR_VER=${BASH_REMATCH[1]}
	else
	echo "Ut oh, we were unable to determine your distribution's major"
	echo "version number. Please make sure you're running 6.0+ before"
	echo "proceeding."
	confirm
	fi

	if [[ $RHEL_MAJOR_VER < 6 && $RHEL_MAJOR_VER > 0 ]]
	then
	echo " WARNING "
	echo "A major version less than 6 was detected. Because of this,"
	echo "several needed dependencies are not available via default repos."
	echo "Specifically, RHEL 5 does not have a PEAR package for php53-*."
	echo "We will attempt to install it manually, for APC. Please be careful."
	confirm
	fi

	echo "Phabricator will be installed to: $(pwd).";
	confirm

	echo "Testing sudo/root..."
	if [[ $EUID -ne 0 ]] # Check if we're root. If we are, continue.
	then
	sudo true
	SUDO="sudo"
	if [[ $? -ne 0 ]]
	then
	echo "ERROR: You must be able to sudo to run this script, or run it as root.";
	exit 1
	fi

	fi

	if [[ $RHEL_MAJOR_VER == 5 ]]
	then
	# RHEL 5's "php" package is actually 5.1. The "php53" package won't let us install php-pecl-apc.
	# (it tries to pull in php 5.1 stuff) ...
	yum repolist \| grep -i epel
	if [ $? -ne 0 ]; then
	echo "It doesn't look like you have the EPEL repo enabled. We are to add it"
	echo "for you, so that we can install git."
	$SUDO rpm -Uvh http://download.fedoraproject.org/pub/epel/5/i386/epel-release-5-4.noarch.rpm
	fi
	YUMCOMMAND="$SUDO yum install httpd git php53 php53-cli php53-mysql php53-process php53-devel php53-gd gcc wget make pcre-devel mysql-server"
	else
	# RHEL 6+ defaults with php 5.3
	YUMCOMMAND="$SUDO yum install httpd git php php-cli php-mysql php-process php-devel php-gd php-pecl-apc php-pecl-json mysql-server"
	fi

	echo "Dropping to yum to install dependencies..."
	echo "Running: ${YUMCOMMAND}"
	echo "Yum will prompt you with [Y/n] to continue installing."

	$YUMCOMMAND

	if [[ $? -ne 0 ]]
	then
	echo "The yum command failed. Please fix the errors and re-run this script."
	exit 1
	fi

	if [[ $RHEL_MAJOR_VER == 5 ]]
	then
	# Now that we've ensured all the devel packages required for pecl/apc are there, let's
	# set up PEAR, and install apc.
	echo "Attempting to install PEAR"
	wget http://pear.php.net/go-pear.phar
	$SUDO php go-pear.phar && $SUDO pecl install apc
	fi

	if [[ $? -ne 0 ]]
	then
	echo "The apc install failed. Continuing without APC, performance may be impacted."
	fi

	pidof httpd 2>&1 > /dev/null
	if [[ $? -eq 0 ]]
	then
	echo "If php was installed above, please run: /etc/init.d/httpd graceful"
	else
	echo "Please remember to start the httpd with: /etc/init.d/httpd start"
	fi

	pidof mysqld 2>&1 > /dev/null
	if [[ $? -ne 0 ]]
	then
	echo "Please remember to start the mysql server: /etc/init.d/mysqld start"
	fi

	confirm

	if [[ ! -e libphutil ]]
	then
	git clone git://github.com/facebook/libphutil.git
	else
	(cd libphutil && git pull --rebase)
	fi

	if [[ ! -e arcanist ]]
	then
	git clone git://github.com/facebook/arcanist.git
	else
	(cd arcanist && git pull --rebase)
	fi

	if [[ ! -e phabricator ]]
	then
	git clone git://github.com/facebook/phabricator.git
	else
	(cd phabricator && git pull --rebase)
	fi

	echo
	echo
	echo "Install probably worked mostly correctly. Continue with the 'Configuration Guide':";
	echo
	echo " http://www.phabricator.com/docs/phabricator/article/Configuration_Guide.html";

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