X-Git-Url: http://git.pjr.cc/?p=CBFWR.git;a=blobdiff_plain;f=libcbfwr%2Fconfig.php;h=70878f58a64e6987dd944ac1b7e59f1a7c9af9f1;hp=67c94a5742572786e8c7c2ae67750c31231a4b64;hb=cb45585d92144a65ff25bc1109cde4cbf60913de;hpb=22c669bff35547784d89c2c5c87e4311be63500b

diff --git a/libcbfwr/config.php b/libcbfwr/config.php
index 67c94a5..70878f5 100644
--- a/libcbfwr/config.php
+++ b/libcbfwr/config.php
@@ -1,2 +1,446 @@
 <?php
+
+class Config {
+	// here we load a config if we can find it
+	// there are two sides to every class, the fwd side
+	// and the web page site (command line is web for all intents)
+	function __construct($look_for_config = false)
+	{
+		
+		if($look_for_config) {
+			$this->config_file = null;
+			if(file_exists("../var/fw.conf")) {
+				$this->config_file = realpath("../var/fw.conf");
+				$this->config["status"] = "conf";
+				
+			}
+			if(file_exists("/var/lib/fwd/fw.conf")) {
+				$this->config_file = "/var/lib/fwd/fw.conf";
+				$this->config["status"] = "conf";
+			}
+			
+			
+			if($this->config_file == null) {
+				$this->config["status"] = "noconf";
+				if(is_dir("/var/lib/fwd/")) {
+					echo "no config file found. Will use ../var/fw.conf for now\n";
+					$this->config_file = "/var/lib/fwd/fw.conf";
+				} else if(is_dir("../var/")) {
+					echo "no config file found. Will use ../var/fw.conf for now\n";
+					$this->config_file = "../var/fw.conf";
+				} else {
+					echo "No directory where i can create a config, bailing\n";
+					$this->config["status"] = "nodir";
+				}
+			}
+		}
+	}
+	
+	function loadConfig($config)
+	{
+		$this->config = $config;
+	}
+	
+	function parseEthtool($interface)
+	{
+		// im not going to enjoy this, not one little bit
+	}
+	
+	function findHardware()
+	{
+		
+		
+		// first, network interfaces
+		$dh = opendir("/sys/class/net/");
+		while(($fname = readdir($dh)) !== false) {
+			if($fname != "." && $fname != ".." && $fname != "lo" && is_dir("/sys/class/net/$fname/")) {
+				$this->config["hardware"]["netdev"][$fname]["name"] = $fname;
+				// now read drive name if you can
+				if(file_exists("/sys/class/net/$fname/device/uevent")) $fp = fopen("/sys/class/net/$fname/device/uevent", "r");
+				else $fp = false;
+				if($fp) {
+					while(!feof($fp)) {
+						$line = trim(fgets($fp));
+						$lpl = explode("=", $line);
+						if($lpl[0] == "DRIVER") {
+							$this->config["hardware"]["netdev"][$fname]["driver"] = $lpl[1];
+						}
+					}
+					fclose($fp);
+				}
+				
+				// find hardware 
+				if(file_exists("/sys/class/net/$fname/mtu")) $this->config["hardware"]["netdev"][$fname]["mtu"] = trim(file_get_contents("/sys/class/net/$fname/mtu"));
+				if(file_exists("/sys/class/net/$fname/address")) $this->config["hardware"]["netdev"][$fname]["hwaddress"] = trim(file_get_contents("/sys/class/net/$fname/address"));
+				if(file_exists("/sys/class/net/$fname/bonding")) $this->config["hardware"]["netdev"][$fname]["bonding"] = true;
+				if(file_exists("/sys/class/net/$fname/bridge")) $this->config["hardware"]["netdev"][$fname]["bridge"] = true;
+				if(file_exists("/sys/class/net/$fname/duplex")) {
+					$myval = trim(file_get_contents("/sys/class/net/$fname/duplex"));
+					if($myval == null) $myval = "default";
+					$this->config["hardware"]["netdev"][$fname]["duplex"] = $myval; 
+				}
+				if(file_exists("/sys/class/net/$fname/speed")) {
+					$myval = trim(file_get_contents("/sys/class/net/$fname/speed"));
+					if($myval == null) $myval = "default";
+					$this->config["hardware"]["netdev"][$fname]["speed"] = $myval; 
+				}
+			}
+		}
+	}
+	
+	function getConfig()
+	{
+		return $this->config;
+	}
+	
+	function setConfig($config) {
+		$this->config = $config;
+	}
+	
+	function applyConfig()
+	{
+		global $AM_DAEMON;
+		if(!$AM_DAEMON) return true;
+		
+		// oh the joy
+		return true;
+	}
+	
+
+	
+	function loadConfigFile($file=null)
+	{
+		
+		if($file == null) {
+			if($this->config["status"] == "nodir") {
+				return "nodir";
+			} else $file = $this->config_file;
+		}
+		
+		if(!file_exists($file)) return "noconf";
+		
+		$fp = fopen($file, "r");
+		
+		$i = 1;
+		while($line = fgets($fp)) {
+			$line = trim($line);
+			echo "read line $line\n";
+			if($line != "") $this->addConfigLine($line, $i++);
+		}
+	}
+	
+	function resolveInterfaceName($name)
+	{
+		// $config only ever contains real interface names
+		if(isset($this->config["interface"]["dev"][$name])) return $name;
+		
+		if(isset($this->config["interface"])) {
+			foreach($this->config["interface"]["dev"] as $key => $var) {
+				if(isset($var["name"])) {
+					if($var["name"] == $name) {
+						return $key;
+					}
+				}
+			}
+		} else {
+			// have to assume its a hardware name and check /sys
+			if(file_exists("/sys/class/net/$name"))	return $name;
+		}
+		
+		return null;
+	}
+	
+	function addConfigLine($line, $lineno=0)
+	{
+		$line_n = trim($line);
+		$line = $line_n;
+		$expl = preg_split("/ +/", $line);
+		
+		if(count($expl) < 2) {
+			$c = count($expl);
+			error_log("Not a valid config line ($c), $line");
+			return 0;
+		}
+		echo "process command ".$expl[0]."\n";
+		
+		// TODO: when dealing with descriptions, we need to deal with a null description (i.e. delete the description)
+		// find a description
+		$description = null;
+		$hasdescription = false;
+		for($i=0; $i<count($expl); $i++) {
+			if($hasdescription !== false) {
+				if($description != null) {
+					$description .= " ";
+				}
+				$description .= $expl[$i];
+			} 
+			if($expl[$i] == "#") {
+				$hasdescription = $i;
+			}
+		}
+		
+		// now rebuild the array if there was a description
+		if($hasdescription) {
+			for($i=0; $i<$hasdescription; $i++) {
+				$expl_r[$i] = $expl[$i];
+			}
+			$expl = $expl_r;
+		}
+		
+		// this is a special case for debugging
+		if($expl[0] == "hold") {
+			error_log("command is $line");
+			return 0;
+		}
+		
+		$delete = false;
+		// check for delete on the line
+		if($expl[0] == "delete") {
+			$delete = true;
+			
+			// re-order the array
+			for($i=0; $i < (count($expl)-1); $i++) {
+		        $expl[$i] = $expl[$i+1];
+			}
+			unset($expl[count($expl)-1]);
+		}
+		
+		// now for modify
+		$modify = false;
+		// check for delete on the line
+		if($expl[0] == "modify") {
+			$modify = true;
+			
+			// re-order the array
+			for($i=0; $i < (count($expl)-1); $i++) {
+		        $expl[$i] = $expl[$i+1];
+			}
+			unset($expl[count($expl)-1]);
+		}
+		
+		switch($expl[0]) {
+			case "hostname":
+				// set the hostname to $1
+				if($delete) {
+					unset($this->config["hostname"]);				
+				} else {
+					$this->config["hostname"] = $expl[1];
+				}
+				break;
+				
+			case "domainname":
+				// set the hostname to $1
+				if($delete) {
+					unset($this->config["domainname"]);
+				} else {
+					$this->config["domainname"] = $expl[1];
+				}
+				break;
+				
+			case "zone":
+				if($delete) {
+					error_log("delete zone ".$expl[2]);
+					unset($this->config["zone"][$expl[2]]);
+					if(count($this->config["zone"]) < 1) {
+						error_log("zone now empty, delete zones");
+						unset($this->config["zone"]);
+					}
+				} else {
+					if($hasdescription) {
+						$this->config["zone"][$expl[2]]["description"] = $description;
+					}
+					$this->config["zone"][$expl[2]]["name"] = true;
+				}
+				break;
+				
+			case "interface":
+				switch($expl[1]) {
+					case "dev":
+						$int = $this->resolveInterfaceName($expl[2]);
+						
+						if($int != $expl[2]) {
+							error_log("resolved int as $int from ".$expl[2]);
+						}
+						if($int == null) {
+							error_log("got config for interface ".$expl[2]." but i cannot find it, i will assume its hardware for now");
+							$int = $expl[2];
+						}
+						if($hasdescription) {
+							$this->config["interface"]["dev"][$int]["description"] = $description;
+						}
+	
+						switch($expl[3]) {
+							case "address4":
+								$this->config["interface"]["dev"]["$int"]["address4"] = $expl[4];
+								break;
+							case "address6":
+								$this->config["interface"]["dev"]["$int"]["address6"] = $expl[4];
+								break;
+							case "name":
+								$this->config["interface"]["dev"]["$int"]["name"] = $expl[4];
+								break;
+							case "status":
+								$this->config["interface"]["dev"]["$int"]["status"] = $expl[4];
+								break;
+							case "mtu":
+								$this->config["interface"]["dev"]["$int"]["mtu"] = $expl[4];
+								break;
+							case "zone":
+								$this->config["interface"]["dev"]["$int"]["zone"] = $expl[4];
+								break;
+							case "speed":
+								$this->config["interface"]["dev"]["$int"]["speed"] = $expl[4];
+								break;
+							case "duplex":
+								$this->config["interface"]["$int"]["duplex"] = $expl[4];
+								break;
+						}
+						break;
+						
+					case "vlan":
+						$vlanid = $expl[2];
+						$name = $expl[4];
+						$from = $expl[6];
+						$this->config["vlan"][$name]["parent"] = $from;
+						$this->config["vlan"][$name]["id"] = $vlanid;
+						if($hasdescription) {
+							$this->config["vlan"][$name]["description"] = $description;
+						}
+						break;
+						
+					case "lag":
+						$name = $expl[3];
+						for($i=5; $i<count($expl); $i++) {
+							$this->config["lag"][$name][$i-5] = $expl[$i];
+						}
+						if($hasdescription) {
+							$this->config["lag"][$name]["description"] = $description;
+						}
+						break;
+
+					case "bridge":
+						$name = $expl[3];
+						for($i=5; $i<count($expl); $i++) {
+							$this->config["bridge"][$name][$i-5] = $expl[$i];
+						}
+						if($hasdescription) {
+							$this->config["bridge"][$name]["description"] = $description;
+						}
+						break;
+						
+				}
+				break;
+				
+				
+			case "login":
+				if($delete) {
+					unset($this->config["login"][$expl[1]]);
+				} else {
+					$this->config["login"][$expl[1]] = $expl[3];
+					if($hasdescription) {
+						$this->config["login"][$expl[1]]["description"] = $description;
+					}
+				}
+				break;
+			
+			case "route4":
+				if($delete) {
+					unset($this->config["route4"][$expl[1]]);
+				} else {
+					$route = $expl[1];
+					$via = $expl[2];
+					$dest = $expl[3];
+					if($via == "to") {
+						$this->config["route4"][$route]["address"] = $dest;
+					} else {
+						$this->config["route4"][$route]["device"] = $dest;
+					}
+					if(isset($expl[4])) {
+						if($expl[4] == "dev") {
+							if(isset($expl[5])) {
+								$this->config["route4"][$route]["device"] = $expl[5];
+							}
+						}
+					}
+					if($hasdescription) {
+						$this->config["route4"][$route]["description"] = $description;
+					}
+				}
+				break;
+				
+				
+			case "route6":
+				if($delete) {
+					unset($this->config["route6"][$expl[1]]);
+				} else {
+					$route = $expl[1];
+					$via = $expl[2];
+					$dest = $expl[3];
+					if($via == "to") {
+						$this->config["route6"][$route]["address"] = $dest;
+					} else {
+						$this->config["route6"][$route]["device"] = $dest;
+					}
+					if(isset($expl[4])) {
+						if($expl[4] == "dev") {
+							if(isset($expl[5])) {
+								$this->config["route6"][$route]["device"] = $expl[5];
+							}
+						}
+					}
+					if($hasdescription) {
+						$this->config["route6"][$route]["description"] = $description;
+					}
+				}
+				// here we should check "$route"
+				break;
+				
+				
+			case "dns":
+				if(isset($this->config["dns"]["nservers"])) {
+					$dns_servers = $this->config["dns"]["nservers"];
+				} else {
+					$dns_servers = 0;
+				}
+				if($expl[1] == "server") $this->config["dns"]["server"][$dns_servers]["address"] = $expl[2];
+				if($hasdescription) {
+					$this->config["dns"]["server"][$dns_servers]["description"] = $description;
+				}
+				$this->config["dns"]["nservers"] = $dns_servers+1;
+				break;
+				
+				
+			case "ntp":
+				if(isset($this->config["ntp"]["nservers"])) {
+					$ntp_servers = $this->config["ntp"]["nservers"];
+				} else {
+					$ntp_servers = 0;
+				}
+				if($expl[1] == "server") $this->config["ntp"]["server"][$ntp_servers]["address"] = $expl[2];
+				if($hasdescription) {
+					$this->config["ntp"]["server"][$ntp_servers]["description"] = $description;
+				}
+				$this->config["ntp"]["nservers"] = $ntp_servers+1;
+				break;
+				
+				
+				
+			default:
+				echo "Errr, unknown config directive on line $lineno, $line\n";
+		}
+		
+
+	}
+	
+	function saveConfigFile($file)
+	{
+		global $AM_DAEMON;
+		if(!$AM_DAEMON) return true;
+		
+	}	
+	
+	private $config_file;
+	private $config;
+};
+
 ?>
\ No newline at end of file