[Agent] Replace dockerapi container with Redis-based control bus

data/web/admin/dashboard.php

@@ -16,46 +16,92 @@ if (!isset($_SESSION['gal']) && $license_cache = $redis->Get('LICENSE_STATUS_CAC
 
 $js_minifier->add('/web/js/site/dashboard.js');
 
-// vmail df
-$exec_fields = array('cmd' => 'system', 'task' => 'df', 'dir' => '/var/vmail');
-$vmail_df = explode(',', (string)json_decode(docker('post', 'dovecot-mailcow', 'exec', $exec_fields), true));
+$vmail_df_resp = agent('request', 'dovecot', 'exec.df', array('dir' => '/var/vmail'), 5);
+$vmail_df = (!empty($vmail_df_resp['ok']) && is_string($vmail_df_resp['result']))
+  ? explode(',', $vmail_df_resp['result'])
+  : array('', '', '', '', '', '/var/vmail');
 
-// containers
-$containers_info = (array) docker('info');
-if ($clamd_status === false) unset($containers_info['clamd-mailcow']);
-if ($olefy_status === false) unset($containers_info['olefy-mailcow']);
-ksort($containers_info);
-$containers = array();
-foreach ($containers_info as $container => $container_info) {
-  if (!isset($container_info['State']) || !is_array($container_info['State']) || !isset($container_info['State']['StartedAt'])){
-    continue;
-  }
-  date_default_timezone_set('UTC');
-  $StartedAt = date_parse($container_info['State']['StartedAt']);
-  if ($StartedAt['hour'] !== false) {
-    $date = new \DateTime();
-    $date->setTimestamp(mktime(
-      $StartedAt['hour'],
-      $StartedAt['minute'],
-      $StartedAt['second'],
-      $StartedAt['month'],
-      $StartedAt['day'],
-      $StartedAt['year']));
-    try {
-      $user_tz = new DateTimeZone(getenv('TZ'));
-      $date->setTimezone($user_tz);
-      $container_info['State']['StartedAtHR'] = $date->format('r');
-    } catch(Exception $e) {
-      $container_info['State']['StartedAtHR'] = '?';
-    }
-  }
-  else {
-    $container_info['State']['StartedAtHR'] = '?';
-  }
-  $containers[$container] = $container_info;
+$known_services = agent('services');
+
+try {
+  $tz_obj = new DateTimeZone(getenv('TZ') ?: 'UTC');
+}
+catch (Exception $e) {
+  $tz_obj = new DateTimeZone('UTC');
 }
 
-// get mailcow data
+$containers = array();
+foreach ($known_services as $svc) {
+  $live_nodes = agent('live_nodes', $svc);
+  $running = !empty($live_nodes);
+  $first_node = $running ? $live_nodes[0] : '';
+  $first_meta = $running ? (agent('node_meta', $svc, $first_node) ?: array()) : array();
+
+  $started_at_hr = '—';
+  $started_at_iso = isset($first_meta['started_at']) ? $first_meta['started_at'] : '';
+  if ($started_at_iso !== '') {
+    try {
+      $d = new DateTime($started_at_iso);
+      $d->setTimezone($tz_obj);
+      $started_at_hr = $d->format('r');
+    }
+    catch (Exception $e) {}
+  }
+
+  $nodes = array();
+  $unhealthy_nodes = 0;
+  $first_unhealthy_detail = '';
+  foreach ($live_nodes as $n) {
+    $m = agent('node_meta', $svc, $n) ?: array();
+    $s = agent('node_stats', $svc, $n) ?: array();
+    $node_health = isset($m['health']) ? $m['health'] : '';
+    $node_health_detail = isset($m['health_detail']) ? $m['health_detail'] : '';
+    if ($node_health === 'fail') {
+      $unhealthy_nodes++;
+      if ($first_unhealthy_detail === '') {
+        $first_unhealthy_detail = $node_health_detail;
+      }
+    }
+    $nodes[] = array(
+      'NodeId' => $n,
+      'Image' => isset($m['image']) ? $m['image'] : '',
+      'StartedAt' => isset($m['started_at']) ? $m['started_at'] : '',
+      'Version' => isset($m['version']) ? $m['version'] : '',
+      'CPUPercent' => isset($s['cpu_percent']) ? $s['cpu_percent'] : '',
+      'MemoryBytes' => isset($s['memory_bytes']) ? $s['memory_bytes'] : '',
+      'Health' => $node_health,
+      'HealthDetail' => $node_health_detail
+    );
+  }
+
+  $service_health = 'unknown';
+  if ($running) {
+    $service_health = ($unhealthy_nodes === 0) ? 'ok' : (($unhealthy_nodes === count($live_nodes)) ? 'fail' : 'degraded');
+  }
+
+  $containers[$svc . '-mailcow'] = array(
+    'Service' => $svc,
+    'State' => array(
+      'Running' => $running ? 1 : 0,
+      'NodeCount' => count($live_nodes),
+      'UnhealthyCount' => $unhealthy_nodes,
+      'Health' => $service_health,
+      'HealthDetail' => $first_unhealthy_detail,
+      'StartedAt' => $started_at_iso,
+      'StartedAtHR' => $started_at_hr
+    ),
+    'Config' => array(
+      'Image' => isset($first_meta['image']) ? $first_meta['image'] : ''
+    ),
+    'Id' => $first_node,
+    'Nodes' => $nodes,
+    'External' => false
+  );
+}
+
+$infra_containers = infra('status');
+ksort($containers);
+
 $hostname = getenv('MAILCOW_HOSTNAME');
 $timezone = getenv('TZ');
 
@@ -70,6 +116,7 @@ $template_data = [
   'clamd_status' => $clamd_status,
   'olefy_status' => $olefy_status,
   'containers' => $containers,
+  'infra_containers' => $infra_containers,
   'ip_check' => customize('get', 'ip_check'),
   'lang_admin' => json_encode($lang['admin']),
   'lang_debug' => json_encode($lang['debug']),
@@ -77,5 +124,3 @@ $template_data = [
 ];
 
 require_once $_SERVER['DOCUMENT_ROOT'] . '/inc/footer.inc.php';
-
-