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path: root/etc/rc.initial.firmware_update
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#!/usr/local/bin/php -f

<?php

$g['booting'] = true;
require("globals.inc");

echo "Starting the {$g['product_name']} console firmware update system";

require("functions.inc");
echo ".";
require("config.inc");
echo ".";
$g['booting'] = false;

$d_fwupenabled_path = $g['varrun_path'] . "/fwup.enabled";

$fp = fopen('php://stdin', 'r');

echo ".\n\n";

$shell_active = true;

echo "1) Update from a URL\n";
echo "2) Update from a local file\n";
echo "Q) Quit\n";

echo "\nPlease select an option to continue: ";

$command = strtoupper(chop(fgets($fp)));

switch ($command) {
	case "q":
	case "quit":
		echo "\n";
		fclose($fp);
		die;
	break;
	case "1":
		echo "\nEnter the URL to the .tgz update file:\n> ";
		$url = chop(fgets($fp));
		if(!$url) { 
			fclose($fp);
			die;
		}
		$status = does_url_exist($url);
		if($status) {
			conf_mount_rw();
			touch($d_fwupenabled_path);
			if(file_exists("/root/firmware.tgz"))
				unlink("/root/firmware.tgz");
			echo "\nFetching file size...\n";
			$file_size = exec("fetch -s \"$url\"");
			$file_size = trim($file_size, "\r");
			echo "\nFile size: $file_size\n";
			echo "\nFetching file...\n";
			exec("fetch -1 -w15 -a -v -o /root/firmware.tgz \"$url\"");
			if($file_size <> filesize("/root/firmware.tgz")) {
				echo "\nFile size mismatch.  Upgrade cancelled.\n\n";
				fclose($fp);
				die;
			}			
			if(!file_exists("/root/firmware.tgz")) {
				echo "Something went wrong during file transfer.  Exiting.\n\n";
				fclose($fp);
				die;
			}
			$status = does_url_exist("$url.md5");
			if($status) { 
				echo "\nFetching MD5...\n";
				exec("fetch -1 -w15 -a -v -o /root/firmware.tgz.md5 \"$url.md5\"");
			} else {
				echo "\n\nWARNING.\n";
				echo "\nCould not locate a MD5 file.  We cannot verify the download once its done.\n\n";
				sleep(15);
			}
			if(file_exists("/root/firmware.tgz.md5")) {
				$source_md5 = trim(`cat /root/firmware.tgz.md5 | awk '{ print \$4 }'`,"\r");
				$file_md5 = trim(`md5 /root/firmware.tgz | awk '{ print \$4 }'`,"\r");
				echo "URL MD5: $source_md5\n";
				echo "Downloaded file MD5: $file_md5\n";
				if($source_md5 <> $file_md5) {
					echo "\n\nMD5 checksum does not match.  Cancelling upgrade.\n\n";
					exec("rm -f /root/*.md5");
					fclose($fp);
					die -1;
				}
				echo "\nMD5 checksum matches.\n";
				exec("rm -f /root/*.md5");
			}
			if(stristr($url,"bdiff"))
				$type = "bdiff";			
			if(file_exists("/root/firmware.tgz"))
				do_upgrade("/root/firmware.tgz", $type);
		} else {
			echo "\nCould not download update.\n\n";
			fclose($fp);
			die -1;
		}
	case "2":
		echo "\nEnter the complete path to the .tgz update file: ";
		$path = chop(fgets($fp));
		if(!$path) {
			fclose($fp);
			die;
		}
		if(stristr($fp,"bdiff"))
			$type = "bdiff";
		if(file_exists($path)) {
			touch($d_fwupenabled_path);
			do_upgrade($path, $type);
		} else {
			echo "\nCould not find file.\n\n";
			fclose($fp);
			die -1;
		}
}

function check_for_kernel_file() {
	global $fp;
	$platform = file_get_contents("/etc/platform");
	$platform = str_replace("\n", "", $platform);
	$platform = str_replace("\r", "", $platform);
	if($platform == "embedded" or $platform == "wrap") {
		exec("echo wrap > /boot/kernel/pfsense_kernel.txt");
		echo "\n";
		return;
	}	
	if(!file_exists("/boot/kernel/pfsense_kernel.txt")) {
		echo "\nPlease select which kernel you would like to use:\n";
		echo "\n1. Non SMP kernel";
		echo "\n2. SMP kernel";
		echo "\n3. Embedded kernel (no video or keyboard)";
		echo "\n4. Developers kernel (slower performing, more debugging)\n";
		echo "\nPlease enter a number [1-4]: ";
		$selection = strtoupper(chop(fgets($fp)));
		switch ($selection) {
			case "1":
				exec("echo UP > /boot/kernel/pfsense_kernel.txt");
			break;
			case "2":
				exec("echo SMP > /boot/kernel/pfsense_kernel.txt");
			break;
			case "3":
				exec("echo wrap > /boot/kernel/pfsense_kernel.txt");
			break;
			case "4":
				exec("echo Developers > /boot/kernel/pfsense_kernel.txt");
			break;		
		}
		echo "\n";
	}
}

function do_upgrade($path, $type) {
	global $fp;
	check_for_kernel_file();
	echo "\nOne moment please... Invoking firmware upgrade...\n";
	if($type == "bdiff") 
		exec("/etc/rc.firmware delta_update $path");
	else 
		exec("/etc/rc.firmware pfSenseupgrade $path");
	unlink_if_exists($path);
	die;
}

exec("rm -f /root/*.md5");
fclose($fp);

?>
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