gosa-plugins/rsyslog/addons/rsyslog/class_rsyslog.inc

   1 <?php
   2
   3 class rsyslog extends plugin
   4 {
   5   var $plHeadline= "System logs";
   6   var $plDescription= "View system logs";
   7
   8   var $servers = array();
   9   var $selected_server = "";
  10   var $selected_host = "all";
  11   var $selected_priority = "all";
  12
  13   var $startTime = "";
  14   var $stopTime  = "";
  15
  16   var $search_for ="";
  17
  18   var $sort_value  = "DeviceReportedTime";
  19   var $sort_type  = "DESC";
  20   var $limit  = "0";
  21   var $limits = array(20,50,100,200,500,1000,'-');
  22   var $page   = 0;
  23
  24   function rsyslog (&$config, $dn= NULL)
  25   {
  26     $this->config= &$config;
  27     $this->ui = get_userinfo();
  28
  29     $this->startTime = date("d.m.Y", (time() - 7*24*60*60));
  30     $this->stopTime  = date("d.m.Y", time());
  31
  32     // Get list of rsyslog servers
  33     $ldap = $this->config->get_ldap_link();
  34     $ldap->cd($this->config->current['BASE']);
  35     $ldap->search("objectClass=goLogDBServer",array("cn","goLogAdmin","gosaLogDB","goLogPassword"));
  36     while($attrs = $ldap->fetch()){
  37       if(empty($this->selected_server)) $this->selected_server = $attrs['cn'][0];
  38       $s = array('cn' => $attrs['cn'][0], 'dn' => $attrs['dn'], 'Password' => '', 'status' => 'ok');
  39       $s['User'] = $attrs['goLogAdmin'][0];
  40       $s['Database'] = $attrs['gosaLogDB'][0];
  41       $s['Hosts'] = array();
  42       $s['Priorities'] = array();
  43       $s['ACL'] = "";
  44       if(isset($attrs['goLogPassword'])) $s['Password'] = $attrs['goLogPassword'][0];
  45       $this->servers[$attrs['cn'][0]] = $s;
  46     }
  47
  48     // Check for installed mysql extension, if missing abort
  49     $this->mysql_extension_installed = is_callable("mysql_connect");
  50     if(!$this->mysql_extension_installed) return;
  51
  52     // Test server connetivity
  53     $ui = get_userinfo();
  54     foreach($this->servers as $name => $server)
  55     {
  56       $link = @mysql_pconnect($server['cn'], $server['User'], $server['Password']);
  57       if ($link === FALSE){
  58         new log("debug","gosa_logging","dbconnect",array(),@mysql_error());
  59         $this->servers[$name]['status'] = "connectfailed";
  60         $this->servers[$name]['error']  = @mysql_error();
  61         continue;
  62       }elseif (! @mysql_select_db($server['Database'])){
  63         new log("debug","gosa_logging","selectdb",array(),@mysql_error());
  64         $this->servers[$name]['status'] = "dbmissing";
  65         $this->servers[$name]['error']  = @mysql_error();
  66         continue;
  67       }else{
  68         $this->servers[$name]['status'] = "ok";
  69         $this->servers[$name]['error']  = "";
  70
  71         // Detect ACLs
  72         $this->servers[$name]['ACL'] =  $ui->get_permissions($server['dn'], 'server/rSyslogServer','viewEntries');
  73
  74         // Get list of Hosts using this log server..
  75         if(preg_match('/r/', $this->servers[$name]['ACL'])){
  76           $query = "SELECT distinct(FromHost) FROM SystemEvents;";
  77           $res = @mysql_query($query, $link);
  78           if($res){
  79             while($attrs = @mysql_fetch_assoc($res)){
  80               $this->servers[$name]['Hosts'][$attrs['FromHost']] = $attrs['FromHost'];
  81             }
  82           }else{
  83             $this->servers[$name]['status'] = "query_failed";
  84             $this->servers[$name]['error']  = @mysql_error();
  85           }
  86           $query = "SELECT distinct(Priority) FROM SystemEvents ORDER BY Priority;";
  87           $res = @mysql_query($query, $link);
  88           if($res){
  89             while($attrs = @mysql_fetch_assoc($res)){
  90               $this->servers[$name]['Priorities'][$attrs['Priority']] = $attrs['Priority'];
  91             }
  92           }else{
  93             $this->servers[$name]['status'] = "query_failed";
  94             $this->servers[$name]['error']  = @mysql_error();
  95           }
  96         }
  97       }
  98     }
  99   }
 100
 101   function execute()
 102   {
 103     plugin::execute();
 104
 105     $smarty = get_smarty();
 106     $smarty->assign("usePrototype", "true");
 107     $ui = get_userinfo();
 108
 109     if(!isset($this->servers[$this->selected_server]['Hosts']) || !count($this->servers[$this->selected_server]['Hosts'])){
 110       $hosts = array('-' => _("-"));
 111     }else{
 112       $hosts = array('all' => _("All"));
 113       $hosts = array_merge($hosts,$this->servers[$this->selected_server]['Hosts']);
 114     }
 115     if(!isset($this->servers[$this->selected_server]['Priorities']) || !count($this->servers[$this->selected_server]['Priorities'])){
 116       $priorities = array('-' => _("-"));
 117     }else{
 118       $priorities = array('all' => _("All"));
 119       foreach($this->servers[$this->selected_server]['Priorities'] as $id => $name){
 120         $priorities[$id] = $this->severity2string($name);
 121       }
 122     }
 123
 124     $result =$this->get_result();
 125
 126     $smarty->assign("servers",$this->servers);
 127     $smarty->assign("hosts",$hosts);
 128     $smarty->assign("priorities",$priorities);
 129     $smarty->assign("selected_server",$this->selected_server);
 130     $smarty->assign("selected_host",$this->selected_host);
 131     $smarty->assign("selected_priority",$this->selected_priority);
 132     $smarty->assign("search_for",$this->search_for);
 133     $smarty->assign("startTime",  $this->startTime);
 134     $smarty->assign("stopTime",    $this->stopTime);
 135     $smarty->assign("sort_type",    $this->sort_type);
 136     $smarty->assign("sort_value",   $this->sort_value);
 137     $smarty->assign("limits",   $this->limits);
 138     $smarty->assign("limit",    $this->limit);
 139     $smarty->assign("page",    $this->page);
 140     $smarty->assign("plug_id", $_GET['plug']);
 141     $smarty->assign("downimg", image('images/lists/sort-down.png'));
 142     $smarty->assign("upimg", image('images/lists/sort-up.png'));
 143     $smarty->assign("result", $result);
 144     $smarty->assign("matches", sprintf(_("%s entries match the filter"), $result["count"]));
 145     if($this->limits[$this->limit] != '-'){
 146       $smarty->assign("page_sel", range_selector($result['count'],$this->page,$this->limits[$this->limit]));
 147     }else{
 148       $smarty->assign("page_sel", "");
 149     }
 150
 151     return($smarty->fetch(get_template_path("rSyslog.tpl", TRUE)));
 152   }
 153
 154   function get_result()
 155   {
 156     $result = array();
 157     $result['entries'] = array();
 158     $result['status']  = "ok";
 159     $result['count']   = 0;
 160     $result['error']   = "";
 161
 162     // Check whether the selected server exists.
 163     if($this->selected_server == "unknown" || !isset($this->servers[$this->selected_server])){
 164       $this->servers["unknown"]['status'] = sprintf(_("The selected server '%s' does not exists!"),$this->selected_server);
 165       $this->servers["unknown"]["cn"] = "-";
 166       return($result);
 167     }
 168
 169     // Check database connectivity
 170     $name = $this->selected_server;
 171
 172
 173
 174     $server = $this->servers[$name];
 175     $link = @mysql_pconnect($server['cn'], $server['User'], $server['Password']);
 176     if ($link === FALSE){
 177       new log("debug","gosa_logging","dbconnect",array(),@mysql_error());
 178       $this->servers[$name]['status'] = "connectfailed";
 179       $this->servers[$name]['error']  = @mysql_error();
 180     }elseif (! @mysql_select_db($server['Database'])){
 181       new log("debug","gosa_logging","selectdb",array(),@mysql_error());
 182       $this->servers[$name]['status'] = "dbmissing";
 183       $this->servers[$name]['error']  = @mysql_error();
 184     }else{
 185       $this->servers[$name]['status'] = "ok";
 186       $this->servers[$name]['error']  = "";
 187     }
 188
 189     // Get log entries matching the selected filter
 190     if(isset($this->servers[$name]['ACL']) && preg_match('/r/', $this->servers[$name]['ACL'])){
 191
 192       $host = "%%";
 193       if($this->selected_host != "all") $host = $this->selected_host;
 194       $prio = "%%";
 195       if($this->selected_priority != "all") $prio = $this->selected_priority;
 196
 197       $filter = "FROM SystemEvents WHERE 1=1 ";
 198       if($host != "%%"){
 199         $filter.= " AND FromHost like '{$host}' ";
 200       }
 201       if($prio != "%%"){
 202         $filter.= "AND Priority like '{$prio}' ";
 203       }
 204       $filter.= "AND DeviceReportedTime >= '".(date("Y.m.d 00:00:00", strtotime($this->startTime)))."' ";
 205       $filter.= "AND DeviceReportedTime <= '".(date("Y.m.d 23:59:59", strtotime($this->stopTime)))."' ";
 206
 207       if(!empty($this->search_for)){
 208         $filter.= "AND ( ( SysLogTag like '%".$this->search_for."%' ) OR  ( Message like '%".$this->search_for."%' ) ) ";
 209       }
 210
 211       // Detect amount of matching entries
 212       $query = "SELECT count(ID) as `amount` ".$filter;
 213       $res = @mysql_query($query, $link);
 214       if($res && $attrs = @mysql_fetch_assoc($res)){
 215         $result['count'] = $attrs['amount'];
 216       }else{
 217         $this->servers[$name]['status'] = "query_failed";
 218         $this->servers[$name]['error']  = @mysql_error();
 219       }
 220
 221       if($result['count']){
 222
 223         if($result['count'] < $this->page) $this->page = 0;
 224
 225         $filter.= "ORDER BY ".$this->sort_value." ".$this->sort_type.", DeviceReportedTime ".$this->sort_type." ";
 226         if($this->limits[$this->limit]!= "-"){
 227           $filter.= "LIMIT ".$this->page.", ".$this->limits[$this->limit];
 228         }else{
 229           $this->page = 0;
 230         }
 231
 232         $query = "SELECT * ".$filter;
 233         $res = mysql_query($query, $link);
 234         if($res){
 235           while($attrs = @mysql_fetch_assoc($res)){
 236             $attrs['DeviceReportedTime']= $this->time2local($attrs['DeviceReportedTime']);
 237             $attrs['Facility']= $this->facility2string($attrs['Facility']);
 238             $attrs['Priority']= $this->severity2string($attrs['Priority']);
 239             $attrs['SysLogTag']= preg_replace("/:$/", "", $attrs['SysLogTag']);
 240
 241             foreach($attrs as $key => $val){
 242               $attrs[$key] = htmlentities($val, ENT_COMPAT, 'UTF-8');
 243             }
 244
 245             $result['entries'][] = $attrs;
 246           }
 247           $this->servers[$name]['status'] = "ok";
 248           $this->servers[$name]['error']  = "";
 249         }else{
 250           $this->servers[$name]['status'] = "query_failed";
 251           $this->servers[$name]['error']  = @mysql_error();
 252         }
 253       }
 254     }
 255     $result['status'] =$this->servers[$name]['status'];
 256     $result['error'] =$this->servers[$name]['error'];
 257     return($result);
 258   }
 259
 260
 261   function save_object()
 262   {
 263     // Get timestamps
 264     foreach(array("stopTime","startTime") as $attr){
 265       if(isset($_POST[$attr])) $this->$attr = get_post($attr);
 266     }
 267
 268     // Get server from post
 269     if( isset($_POST['selected_server']) && isset($this->servers[$_POST['selected_server']])){
 270       $this->selected_server = $_POST['selected_server'];
 271     }
 272
 273     // Get Host
 274     if( isset($this->servers[$this->selected_server]['Hosts']) &&  isset($_POST['selected_host']) &&
 275         ($_POST['selected_host'] == "all" ||
 276          in_array($_POST['selected_host'],$this->servers[$this->selected_server]['Hosts']))){
 277       $this->selected_host = $_POST['selected_host'];
 278     }
 279
 280     // Get priority from post
 281     if( isset($this->servers[$this->selected_server]['Priorities']) &&  isset($_POST['selected_priority']) &&
 282         ($_POST['selected_priority'] == "all" ||
 283          in_array($_POST['selected_priority'],$this->servers[$this->selected_server]['Priorities']))){
 284       $this->selected_priority = $_POST['selected_priority'];
 285     }
 286
 287     // Get serach string
 288     if(isset($_POST['search_for'])){
 289       $this->search_for = trim(get_post('search_for'));
 290     }
 291
 292     // Get page navigation attributes
 293     if(isset($_GET['start'])) $this->page = $_GET['start'];
 294     if(isset($_POST['limit']) && isset($this->limits[$_POST['limit']])){
 295       $this->limit = $_POST['limit'];
 296     }
 297
 298     // Get sorting attributes
 299     if(isset($_GET['sort_value']) && in_array($_GET['sort_value'],
 300           array("DeviceReportedTime","FromHost","Facility","Priority","Message","SysLogTag"))){
 301       $sort_value = $_GET['sort_value'];
 302       if($this->sort_value == $sort_value){
 303         if($this->sort_type == "ASC"){
 304           $this->sort_type="DESC";
 305         }else{
 306           $this->sort_type="ASC";
 307         }
 308       }
 309       $this->sort_value=$sort_value;
 310     }
 311   }
 312
 313
 314   function severity2string($severity)
 315   {
 316     $map= array( 0 => _("Emergency"),
 317                  1 => _("Alert"),
 318                  2 => _("Critical"),
 319                  3 => _("Error"),
 320                  4 => _("Warning"),
 321                  5 => _("Notice"),
 322                  6 => _("Informational"),
 323                  7 => _("Debug") );
 324
 325     if (isset($map[$severity])) {
 326       return $map[$severity];
 327     }
 328
 329     return sprintf(_("Unknown (%s)"), $severity);
 330   }
 331
 332
 333   function facility2string($facility)
 334   {
 335     $map= array( 0 => _("Kernel"),
 336                  1 => _("User level"),
 337                  2 => _("Mail system"),
 338                  3 => _("System daemon"),
 339                  4 => _("Security"),
 340                  5 => _("Internal"),
 341                  6 => _("Printing"),
 342                  7 => _("News"),
 343                  8 => _("UUCP"),
 344                  9 => _("Cron"),
 345                 10 => _("Security"),
 346                 11 => _("FTP"),
 347                 12 => _("NTP"),
 348                 13 => _("Log audit"),
 349                 14 => _("Log alert"),
 350                 15 => _("Clock"),
 351                 16 => "Local0",
 352                 17 => "Local1",
 353                 18 => "Local2",
 354                 19 => "Local3",
 355                 20 => "Local4",
 356                 21 => "Local5",
 357                 22 => "Local6",
 358                 23 => "Local7" );
 359
 360     if (isset($map[$facility])) {
 361       return $map[$facility];
 362     }
 363
 364     return sprintf(_("Unknown (%s)"), $facility);
 365   }
 366
 367
 368   function time2local($str)
 369   {
 370     list($date, $time)= explode(" ", $str);
 371     list($y, $m, $d)= explode("-", $date);
 372     return "$d.$m.$y $time";
 373   }
 374
 375 }
 376 // vim:tabstop=2:expandtab:shiftwidth=2:filetype=php:syntax:ruler:
 377 ?>