[Web] Add JVM memory indiator and add minor fixes

data/web/css/site/debug.css

@@ -40,4 +40,8 @@ table.footable>tbody>tr.footable-empty>td {
 }
 tbody {
   font-size:14px;
+}
+.container-indicator {
+  width: 15px;
+  height: 15px;
 }

data/web/debug.php

@@ -76,11 +76,17 @@ else {
                   <?php
                   if ($solr_status !== false):
                   ?>
-                  <p><?=$lang['debug']['solr_uptime'];?>: ~<?=round($solr_status['uptime'] / 1000 / 60 / 60);?>h</p>
-                  <p><?=$lang['debug']['solr_started_at'];?>: <?=$solr_status['startTime'];?></p>
-                  <p><?=$lang['debug']['solr_last_modified'];?>: <?=$solr_status['index']['lastModified'];?></p>
-                  <p><?=$lang['debug']['solr_size'];?>: <?=$solr_status['index']['size'];?></p>
-                  <p><?=$lang['debug']['solr_docs'];?>: <?=$solr_status['index']['numDocs'];?></p>
+                  <div class="progress">
+                    <div class="progress-bar progress-bar-info" role="progressbar" style="width:<?=round($solr_status['jvm']['memory']['raw']['used%']);?>%"></div>
+                  </div>
+                  <p><?=$lang['debug']['jvm_memory_solr'];?>: <?=$solr_status['jvm']['memory']['total'] - $solr_status['jvm']['memory']['free'];?> / <?=$solr_status['jvm']['memory']['total'];?>
+                    (<?=round($solr_status['jvm']['memory']['raw']['used%']);?>%)</p>
+                  <hr>
+                  <p><?=$lang['debug']['solr_uptime'];?>: ~<?=round($solr_status['status']['dovecot-fts']['uptime'] / 1000 / 60 / 60);?>h</p>
+                  <p><?=$lang['debug']['solr_started_at'];?>: <?=$solr_status['status']['dovecot-fts']['startTime'];?></p>
+                  <p><?=$lang['debug']['solr_last_modified'];?>: <?=$solr_status['status']['dovecot-fts']['index']['lastModified'];?></p>
+                  <p><?=$lang['debug']['solr_size'];?>: <?=$solr_status['status']['dovecot-fts']['index']['size'];?></p>
+                  <p><?=$lang['debug']['solr_docs'];?>: <?=$solr_status['status']['dovecot-fts']['index']['numDocs'];?></p>
                   <?php
                   else:
                   ?>
@@ -124,9 +130,9 @@ else {
                 $started = '?';
               }
               ?>
-              <small>(Started on <?=$started;?>),
+              <small>(<?=$lang['debug']['started_on'];?> <?=$started;?>),
               <a href data-toggle="modal" data-container="<?=$container;?>" data-target="#RestartContainer"><?=$lang['debug']['restart_container'];?></a></small>
-              <span class="pull-right label label-<?=($container_info['State'] !== false && !empty($container_info['State'])) ? (($container_info['State']['Running'] == 1) ? 'success' : 'danger') : 'default'; ?>">&nbsp;&nbsp;&nbsp;</span>
+              <span class="pull-right container-indicator label label-<?=($container_info['State'] !== false && !empty($container_info['State'])) ? (($container_info['State']['Running'] == 1) ? 'success' : 'danger') : 'default'; ?>">&nbsp;</span>
               </li>
               <?php
               }

data/web/inc/functions.inc.php

@@ -1574,16 +1574,34 @@ function solr_status() {
   curl_setopt($curl, CURLOPT_URL, $url);
   curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
   curl_setopt($curl, CURLOPT_POST, 0);
-  curl_setopt($curl, CURLOPT_TIMEOUT, 20);
-  $response = curl_exec($curl);
-  if ($response === false) {
+  curl_setopt($curl, CURLOPT_TIMEOUT, 10);
+  $response_core = curl_exec($curl);
+  if ($response_core === false) {
     $err = curl_error($curl);
     curl_close($curl);
     return false;
   }
   else {
     curl_close($curl);
-    $status = json_decode($response, true);
+    $curl = curl_init();
+    $status_core = json_decode($response_core, true);
+    $url = 'http://solr:8983/solr/admin/info/system';
+    curl_setopt($curl, CURLOPT_URL, $url);
+    curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
+    curl_setopt($curl, CURLOPT_POST, 0);
+    curl_setopt($curl, CURLOPT_TIMEOUT, 10);
+    $response_sysinfo = curl_exec($curl);
+    if ($response_sysinfo === false) {
+      $err = curl_error($curl);
+      curl_close($curl);
+      return false;
+    }
+    else {
+      curl_close($curl);
+      $status_sysinfo = json_decode($response_sysinfo, true);
+      $status = array_merge($status_core, $status_sysinfo);
+      return (!empty($status['status']['dovecot-fts']) && !empty($status['jvm']['memory'])) ? $status : false;
+    }
     return (!empty($status['status']['dovecot-fts'])) ? $status['status']['dovecot-fts'] : false;
   }
   return false;

data/web/lang/lang.de.php

@@ -769,6 +769,8 @@ $lang['debug']['log_info'] = '<p>mailcow <b>in-memory Logs</b> werden in Redis L
   <p><b>Statische Logs</b> sind weitestgehend Aktivitätsprotokolle, die nicht in den Docker Daemon geschrieben werden, jedoch permanent verfügbar sein müssen (ausgeschlossen API Logs).</p>';
 
 $lang['debug']['in_memory_logs'] = 'In-memory Logs';
+$lang['debug']['started_on'] = 'Gestartet am';
+$lang['debug']['jvm_memory_solr'] = 'JVM Speicherauslastung';
 $lang['debug']['external_logs'] = 'Externe Logs';
 $lang['debug']['static_logs'] = 'Statische Logs';
 $lang['debug']['solr_status'] = 'Solr Status';

data/web/lang/lang.en.php

@@ -786,6 +786,8 @@ $lang['danger']['spam_learn_error'] = "Spam learn error: %s";
 $lang['success']['qlearn_spam'] = "Message ID %s was learned as spam and deleted";
 
 $lang['debug']['system_containers'] = 'System & Containers';
+$lang['debug']['started_on'] = 'Started on';
+$lang['debug']['jvm_memory_solr'] = 'JVM memory usage';
 $lang['debug']['solr_status'] = 'Solr status';
 $lang['debug']['solr_dead'] = 'Solr is starting, disabled or died.';
 $lang['debug']['logs'] = 'Logs';