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@ -33,6 +33,7 @@ |
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*/ |
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use Friendica\App; |
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use Friendica\Core\Config; |
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if (sizeof($_SERVER["argv"]) == 0) |
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die(); |
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@ -58,42 +59,30 @@ require_once("include/dba.php"); |
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dba::connect($db_host, $db_user, $db_pass, $db_data); |
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unset($db_host, $db_user, $db_pass, $db_data); |
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// the logfile to which to write, should be writeable by the user which is running the server
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$sLogFile = get_config('jabber','logfile'); |
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// set true to debug if needed
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$bDebug = get_config('jabber','debug'); |
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$oAuth = new exAuth($sLogFile, $bDebug); |
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$oAuth = new exAuth(); |
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class exAuth { |
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private $sLogFile; |
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private $bDebug; |
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private $rLogFile; |
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/** |
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* @brief Create the class and do the authentification studd |
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* |
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* @param string $sLogFile The logfile name |
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* @param boolean $bDebug Debug mode |
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*/ |
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public function __construct($sLogFile, $bDebug) { |
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public function __construct() { |
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// setter
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$this->sLogFile = $sLogFile; |
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$this->bDebug = $bDebug; |
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$this->bDebug = (int)Config::get('jabber', 'debug'); |
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// Open the logfile if the logfile name is defined
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if ($this->sLogFile != '') |
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$this->rLogFile = fopen($this->sLogFile, "a") || die("Error opening log file: ". $this->sLogFile); |
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openlog('auth_ejabberd', LOG_PID, LOG_USER); |
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$this->writeLog("[exAuth] start"); |
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$this->writeLog(LOG_NOTICE, "start"); |
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// We are connected to the SQL server and are having a log file.
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// We are connected to the SQL server.
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do { |
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// Quit if the database connection went down
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if (!dba::connected()) { |
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$this->writeDebugLog("[debug] the database connection went down"); |
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$this->writeLog(LOG_ERR, "the database connection went down"); |
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return; |
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} |
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@ -103,13 +92,13 @@ class exAuth { |
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// No data? Then quit
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if ($iLength == 0) { |
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$this->writeDebugLog("[debug] we got no data"); |
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$this->writeLog(LOG_ERR, "we got no data, quitting"); |
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return; |
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} |
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// Fetching the data
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$sData = fgets(STDIN, $iLength + 1); |
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$this->writeDebugLog("[debug] received data: ". $sData); |
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$this->writeLog(LOG_DEBUG, "received data: ". $sData); |
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$aCommand = explode(":", $sData); |
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if (is_array($aCommand)) { |
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switch ($aCommand[0]) { |
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@ -123,17 +112,17 @@ class exAuth { |
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break; |
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case "setpass": |
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// We don't accept the setting of passwords here
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$this->writeLog("[exAuth] setpass command disabled"); |
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$this->writeLog(LOG_NOTICE, "setpass command disabled"); |
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fwrite(STDOUT, pack("nn", 2, 0)); |
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break; |
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default: |
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// We don't know the given command
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$this->writeLog("[exAuth] unknown command ". $aCommand[0]); |
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$this->writeLog(LOG_NOTICE, "unknown command ". $aCommand[0]); |
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fwrite(STDOUT, pack("nn", 2, 0)); |
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break; |
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} |
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} else { |
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$this->writeDebugLog("[debug] invalid command string"); |
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$this->writeLog(LOG_NOTICE, "invalid command string ".$sData); |
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fwrite(STDOUT, pack("nn", 2, 0)); |
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} |
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} while (true); |
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@ -149,19 +138,19 @@ class exAuth { |
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// Check if there is a username
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if (!isset($aCommand[1])) { |
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$this->writeLog("[exAuth] invalid isuser command, no username given"); |
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$this->writeLog(LOG_NOTICE, "invalid isuser command, no username given"); |
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fwrite(STDOUT, pack("nn", 2, 0)); |
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return; |
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} |
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// Now we check if the given user is valid
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$sUser = str_replace(array("%20", "(a)"), array(" ", "@"), $aCommand[1]); |
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$this->writeDebugLog("[debug] checking isuser for ". $sUser."@".$aCommand[2]); |
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// Does the hostname match? So we try directly
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if ($a->get_hostname() == $aCommand[2]) { |
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$this->writeLog(LOG_INFO, "internal user check for ". $sUser."@".$aCommand[2]); |
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$sQuery = "SELECT `uid` FROM `user` WHERE `nickname`='".dbesc($sUser)."'"; |
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$this->writeDebugLog("[debug] using query ". $sQuery); |
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$this->writeLog(LOG_DEBUG, "using query ". $sQuery); |
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$r = q($sQuery); |
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$found = dbm::is_result($r); |
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} else { |
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@ -175,11 +164,11 @@ class exAuth { |
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if ($found) { |
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// The user is okay
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$this->writeLog("[exAuth] valid user: ". $sUser); |
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$this->writeLog(LOG_NOTICE, "valid user: ". $sUser); |
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fwrite(STDOUT, pack("nn", 2, 1)); |
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} else { |
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// The user isn't okay
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$this->writeLog("[exAuth] invalid user: ". $sUser); |
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$this->writeLog(LOG_WARNING, "invalid user: ". $sUser); |
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fwrite(STDOUT, pack("nn", 2, 0)); |
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} |
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} |
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@ -195,6 +184,8 @@ class exAuth { |
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*/ |
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private function check_user($host, $user, $ssl) { |
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$this->writeLog(LOG_INFO, "external user check for ".$user."@".$host); |
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$url = ($ssl ? "https":"http")."://".$host."/noscrape/".$user; |
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$data = z_fetch_url($url); |
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@ -222,30 +213,31 @@ class exAuth { |
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// check user authentication
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if (sizeof($aCommand) != 4) { |
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$this->writeLog("[exAuth] invalid auth command, data missing"); |
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$this->writeLog(LOG_NOTICE, "invalid auth command, data missing"); |
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fwrite(STDOUT, pack("nn", 2, 0)); |
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return; |
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} |
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// We now check if the password match
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$sUser = str_replace(array("%20", "(a)"), array(" ", "@"), $aCommand[1]); |
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$this->writeDebugLog("[debug] doing auth for ".$sUser."@".$aCommand[2]); |
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// Does the hostname match? So we try directly
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if ($a->get_hostname() == $aCommand[2]) { |
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$this->writeLog(LOG_INFO, "internal auth for ".$sUser."@".$aCommand[2]); |
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$sQuery = "SELECT `uid`, `password` FROM `user` WHERE `nickname`='".dbesc($sUser)."'"; |
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$this->writeDebugLog("[debug] using query ". $sQuery); |
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$this->writeLog(LOG_DEBUG, "using query ". $sQuery); |
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if ($oResult = q($sQuery)) { |
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$uid = $oResult[0]["uid"]; |
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$Error = ($oResult[0]["password"] != hash('whirlpool',$aCommand[3])); |
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} else { |
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$this->writeLog("[MySQL] invalid query: ". $sQuery); |
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$this->writeLog(LOG_WARNING, "invalid query: ". $sQuery); |
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$Error = true; |
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$uid = -1; |
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} |
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if ($Error) { |
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$oConfig = q("SELECT `v` FROM `pconfig` WHERE `uid` = %d AND `cat` = 'xmpp' AND `k`='password' LIMIT 1;", intval($uid)); |
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$this->writeLog("[exAuth] got password ".$oConfig[0]["v"]); |
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$this->writeLog(LOG_INFO, "check against alternate password for ".$sUser."@".$aCommand[2]); |
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$Error = ($aCommand[3] != $oConfig[0]["v"]); |
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} |
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} else { |
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@ -258,10 +250,10 @@ class exAuth { |
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} |
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if ($Error) { |
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$this->writeLog("[exAuth] authentification failed for user ".$sUser."@". $aCommand[2]); |
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$this->writeLog(LOG_WARNING, "authentification failed for user ".$sUser."@". $aCommand[2]); |
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fwrite(STDOUT, pack("nn", 2, 0)); |
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} else { |
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$this->writeLog("[exAuth] authentificated user ".$sUser."@".$aCommand[2]); |
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$this->writeLog(LOG_NOTICE, "authentificated user ".$sUser."@".$aCommand[2]); |
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fwrite(STDOUT, pack("nn", 2, 1)); |
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} |
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} |
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@ -277,8 +269,6 @@ class exAuth { |
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* @return boolean Are the credentials okay? |
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*/ |
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private function check_credentials($host, $user, $password, $ssl) { |
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$this->writeDebugLog("[debug] check credentials for user ".$user." on ".$host); |
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$url = ($ssl ? "https":"http")."://".$host."/api/account/verify_credentials.json"; |
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$ch = curl_init(); |
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@ -295,39 +285,29 @@ class exAuth { |
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$http_code = $curl_info["http_code"]; |
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curl_close($ch); |
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$this->writeDebugLog("[debug] got HTTP code ".$http_code); |
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$this->writeLog(LOG_INFO, "external auth for ".$user."@".$host." returned ".$http_code); |
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return ($http_code == 200); |
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} |
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/** |
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* @brief write data to the logfile |
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* @brief write data to the syslog |
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* |
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* @param string $sMessage The logfile message |
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* @param integer $loglevel The syslog loglevel |
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* @param string $sMessage The syslog message |
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*/ |
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private function writeLog($sMessage) { |
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if (is_resource($this->rLogFile)) |
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fwrite($this->rLogFile, date("r")." ".getmypid()." ".$sMessage."\n"); |
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} |
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/** |
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* @brief write debug data to the logfile |
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* |
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* @param string $sMessage The logfile message |
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*/ |
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private function writeDebugLog($sMessage) { |
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if ($this->bDebug) |
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$this->writeLog($sMessage); |
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private function writeLog($loglevel, $sMessage) { |
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if (!$this->bDebug && ($loglevel >= LOG_DEBUG)) { |
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return; |
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} |
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syslog($loglevel, $sMessage); |
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} |
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/** |
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* @brief destroy the class |
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* @brief destroy the class, close the syslog connection. |
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*/ |
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public function __destruct() { |
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// close the log file
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$this->writeLog("[exAuth] stop"); |
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if (is_resource($this->rLogFile)) |
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fclose($this->rLogFile); |
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$this->writeLog(LOG_NOTICE, "stop"); |
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closelog(); |
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} |
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} |