gistfile1.php

#!/usr/bin/php
<?php

define('NL',"\n");
$arg = (empty($argv[1]) ? "" : $argv[1]);

function capture_cmd($cmd){
	$output = array();
	exec($cmd, $output);
	
	
	return $output;
}
function read_line(){
		return strtolower(trim(fgets(STDIN)));
}
function read_yn(){
		$val = read_line();
		return $val == 'y';
}

function logbool($val){
		return $val ? "Yes" : "No";
}
function ask_question($question){
	echo $question . ': ';
	return read_line();
}
function ask_yn($question){
	echo $question . ' [Y/n]: ';
	return read_yn();
}

if($arg == "taredown"){
	$site = ask_question("Site name");
	if(is_dir("/var/www/$site"))
		exec("rm -rf /var/www/$site");
	if(is_dir("/home/git/$site.git"))
		exec("rm -rf /home/git/$site.git");
	if(is_file("/etc/httpd/conf/vhosts/$site.conf")){
		exec("rm -f /etc/httpd/conf/vhosts/$site.conf");
		exec("/etc/init.d/httpd reload");
	}
	echo "Tore $site down".NL;
	exit;
}

if(exec("whoami") != "root"){
	echo "Need to be root".NL;
	exit;
}

$apacheUser = ask_question("Apache user");

if(strpos(exec("id git"), "no such user")  ){
	echo "Need to make git";

	exec("useradd -d /home/git -m git");
	echo "Give user 'git' a password:";
	exec("passwd git");
	exec('mkdir /home/git/.ssh');
	exec('cp ~/.ssh/authorized_keys /home/git/.ssh/authorized_keys');
	exec('chmod 755 /home/git/.ssh');
	exec('chmod 600 /home/git/.ssh/authorized_keys');
	exec("chown -R git:git /home/git");
}

define('FILE_PRSCRIPT_PATH', '/usr/local/scripts/');
define('FILE_PRSCRIPT', '/usr/local/scripts/pullrepo');

$gitRepoName = ask_question("Git repo name (no path, no .git)");

echo "Checking for Script folder... ";
if(!is_dir(FILE_PRSCRIPT_PATH)){
	echo "creating ";
	mkdir(FILE_PRSCRIPT_PATH);
}
echo "done".NL;

echo "Checking for script file... ";
if(!is_file(FILE_PRSCRIPT)){
	echo "making ";
	file_put_contents(FILE_PRSCRIPT, '
#!/bin/sh
cd "$1"
git reset --hard HEAD
git pull
');
	exec("chmod +x " . FILE_PRSCRIPT);
}
echo "done".NL;

echo "Checking if repo exists... ";
if(!is_dir("/home/git/$gitRepoName.git")){
	echo "making repo ";
	exec("git init /home/git/$gitRepoName.git --bare");
	mkdir("/var/www/$gitRepoName");
	exec("git clone /home/git/$gitRepoName.git /var/www/$gitRepoName");
	
	file_put_contents("/home/git/$gitRepoName.git/hooks/post-receive", "
#!/bin/sh
sudo -u$apacheUser -g$apacheUser /usr/local/scripts/pullrepo /var/www/$gitRepoName
");
	exec("chmod +x /home/git/$gitRepoName.git/hooks/post-receive");
	exec("chown -R git:git /home/git/$gitRepoName.git");
	exec("chown -R $apacheUser:$apacheUser /var/www/$gitRepoName");
	//exec("git submodule update --init");
}

$vhost = "
<VirtualHost *:80>
	SetEnv APP_ENVIRONMENT production

	DocumentRoot /var/www/$gitRepoName/public
	ServerName $gitRepoName.proto.idealab.com

	ErrorLog /etc/httpd/logs/$gitRepoName.error.log
	CustomLog /etc/httpd/logs/$gitRepoName.access.log common
	
	<Directory /var/www/$gitRepoName/public>
		Options -Indexes FollowSymLinks MultiViews
		AllowOverride All
		Order allow,deny
		allow from all
	</Directory>

	ServerAdmin apache@idealab.com
</VirtualHost>";

echo "Example vhost config:".NL;
echo "---------------------".NL;
echo $vhost . NL;
echo "---------------------".NL;
if(ask_yn("Want me to make that for you")){
	file_put_contents("/etc/httpd/conf/vhosts/$gitRepoName.conf", $vhost);
	exec("/etc/init.d/httpd reload");
}

echo NL."Done!".NL;
echo "If you haven't already, add:".NL;
echo "git     ALL=($apacheUser:$apacheUser) NOPASSWD: /usr/local/scripts/pullrepo".NL;
echo "to your sudoers file using `visudo`".NL.NL;