MFC UPNP support6

1 files changed, 168 insertions, 0 deletions

diff --git a/usr/local/pkg/miniupnpd.inc b/usr/local/pkg/miniupnpd.inc
new file mode 100644
index 0000000..fa5160c
--- /dev/null
+++ b/usr/local/pkg/miniupnpd.inc
@@ -0,0 +1,168 @@
+<?php
+	require_once("config.inc");
+	require_once("functions.inc");
+
+	/* Miniupnp */
+
+	function upnp_notice ($msg) { syslog(LOG_NOTICE, "miniupnpd: $msg"); return; }
+	function upnp_warn ($msg) { syslog(LOG_WARNING, "miniupnpd: $msg"); return; }
+	
+	function upnp_config ($name) {
+		global $config;
+		if($config['installedpackages']['miniupnpd']['config'][0]["{$name}"])
+			return $config['installedpackages']['miniupnpd']['config'][0]["{$name}"];
+		else
+			return NULL;
+	}
+
+	function upnp_validate_ip($ip) {
+		if(!eregi("^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$", $ip))
+			return FALSE;   
+		foreach(explode(".", $ip) as $sub)
+			if($sub<0 || $sub>256) 
+				return FALSE;
+		return TRUE;
+	}
+	
+	function before_form_miniupnpd($pkg) {
+		global $config;
+		
+		/* if shaper connection speed defined hide fields */
+		if($config['ezshaper']['step2']['download'] && $config['ezshaper']['step2']['upload']) {
+			$i=0;
+			foreach ($pkg['fields']['field'] as $field) {
+				if ($field['fieldname'] == 'download' || $field['fieldname'] == 'upload')
+					unset($pkg['fields']['field'][$i]);
+				$i++;
+			}
+		}
+	}
+
+	function validate_form_miniupnpd($post, $input_errors) {
+		if($post['iface_array'])
+			foreach($post['iface_array'] as $iface)
+				if($iface == "wan")
+					$input_errors[] = 'It is a security risk to specify WAN in the \'Interface\' field';
+		if($post['overridewanip'] && !upnp_validate_ip($post['overridewanip']))
+			$input_errors[] = 'You must specify a valid ip address in the \'Override WAN address\' field';
+		if(($post['download'] && !$post['upload']) || ($post['upload'] && !$post['download']))
+			$input_errors[] = 'You must fill in both \'Maximum Download Speed\' and \'Maximum Upload Speed\' fields';
+		if($post['download'] && $post['download']<=0)
+			$input_errors[] = 'You must specify a value greater than 0 in the \'Maximum Download Speed\' field';
+		if($post['upload'] && $post['upload']<=0)
+			$input_errors[] = 'You must specify a value greater than 0 in the \'Maximum Upload Speed\' field';
+	}
+
+	function sync_package_miniupnpd() {
+		global $config;
+		global $input_errors;
+		$ifaces_final = "";		
+		$wanif = get_real_wan_interface();
+
+		upnp_notice("Syncing package");
+
+		conf_mount_rw();
+		config_lock();	
+
+		/* since config is written before this file invoked we don't need to read post data */			
+		if(upnp_config("iface_array"))
+			$iface_array = explode(",",upnp_config("iface_array"));		
+
+		if($iface_array) {		
+			foreach($iface_array as $iface) {
+				$if = convert_friendly_interface_to_real_interface_name($iface);
+				/* above function returns iface if fail */
+				if($if!=$iface) {
+					$addr = find_interface_ip($if);
+					/* non enabled interfaces are displayed in list on miniupnpd settings page */
+					/* check that the interface has an ip address before adding parameters */
+					if($addr) {
+						upnp_notice("Active on {$iface} interface");
+			    		$ifaces_final .= " -a {$addr}";
+					} else {
+						upnp_warn("Interface {$iface} has no ip address");
+					}
+				} else {
+					upnp_warn("Could not resolve real interface {$iface}");
+				}
+			}
+
+			if($ifaces_final) {
+				$overridewanip = upnp_config("overridewanip");
+				$logpackets = upnp_config("logpackets");
+				$sysuptime = upnp_config("sysuptime");
+				
+				/* if shaper connection speed defined use those values */
+				if($config['ezshaper']['step2']['download'] && $config['ezshaper']['step2']['upload']) {
+					$download = $config['ezshaper']['step2']['download']*1000;
+					$upload = $config['ezshaper']['step2']['upload']*1000;
+				} else {
+					$download = upnp_config("download")*1000;
+					$upload = upnp_config("upload")*1000;
+				}	
+					
+				/* valid paramters lets create rc file and start miniupnpd */
+			
+				$stop = <<<EOD
+if [ `pgrep miniupnpd | wc -l` != 0  ]; then
+		/usr/bin/killall miniupnpd
+		while [ `pgrep miniupnpd | wc -l` != 0 ]; do
+			sleep 1
+		done	
+	fi
+	# Clear existing rules and rdr entries
+	if [ `pfctl -aminiupnpd -sr | wc -l` != 0  ]; then
+		/sbin/pfctl -aminiupnpd -Fr 2>&1 >/dev/null
+	fi
+	if [ `pfctl -aminiupnpd -sn | wc -l` != 0  ]; then
+		/sbin/pfctl -aminiupnpd -Fn 2>&1 >/dev/null
+	fi
+EOD;
+			
+				$start = $stop."\n\t/usr/local/sbin/miniupnpd -p 2869 -i {$wanif}{$ifaces_final}";
+
+				/* define maximum downstream and upstream bitrates */
+				if($download && $upload)
+					$start .= " -B {$download} {$upload}";
+
+				/* override wan ip address, common for carp, etc */
+				if($overridewanip)
+					$start .= " -o {$overridewanip}";
+				
+				/* enable logging of packets handled by miniupnpd rules */
+				if($logpackets)
+					$start .= " -L";
+
+				/* enable system uptime instead of miniupnpd uptime */
+				if($sysuptime)
+					$start .= " -U";				
+				
+				write_rcfile(array(
+					    "file" => "miniupnpd.sh",
+					    "start" => $start,
+					    "stop" => $stop
+				    )
+				);
+
+				/* if not ONE instance running lets start */
+				/* or if $_POST data as user is changing settings */
+				if((int)exec("pgrep miniupnpd | wc -l") != 1 || $_POST['iface_array']) {
+					upnp_notice("Starting service");
+					start_service("miniupnpd");
+				} 	
+			} 
+		}
+
+		if(!$iface_array || !$ifaces_final) {
+			/* no parameters user does not want miniupnpd running */
+			/* lets stop the service and remove the rc file */
+		
+			stop_service("miniupnpd");
+			upnp_warn("No interfaces stopping service");
+			exec("rm -f /usr/local/etc/rc.d/miniupnpd*");
+		}
+		
+		config_unlock();
+		conf_mount_ro();
+	}
+?>