No changes

status/api/host.php

@@ -0,0 +1,45 @@
+<?php
+
+/*
+
+5) Panel API — per-host detail (optional)
+
+/var/www/html/panel/status/api/host.php?host_id=KC
+*/
+$cfg = require __DIR__ . '/config.php';
+require __DIR__ . '/db.php';
+header('Content-Type: application/json');
+
+$host_id = $_GET['host_id'] ?? '';
+if ($host_id===''){ http_response_code(400); echo json_encode(['error'=>'host_id required']); exit; }
+
+$db = db_open($cfg);
+$grace = (int)$cfg['up_grace_seconds'];
+$now=time();
+
+$h = $db->prepare("SELECT * FROM hosts WHERE host_id=?");
+$h->execute([$host_id]);
+$host = $h->fetch();
+if (!$host){ http_response_code(404); echo json_encode(['error'=>'unknown host']); exit; }
+
+$up = ($now - (int)$host['last_seen']) <= $grace;
+
+$metrics = $db->prepare("
+  SELECT ts, cpu_pct, mem_pct, disk_total_bytes, disk_free_bytes
+  FROM host_metrics WHERE host_id=? ORDER BY ts DESC LIMIT 1
+"); $metrics->execute([$host_id]); $m = $metrics->fetch();
+
+$procs = $db->prepare("
+  SELECT server_id, pid, exe, cwd, cpu_cores, rss_bytes
+  FROM process_metrics WHERE host_id=? AND ts=(SELECT MAX(ts) FROM process_metrics WHERE host_id=?)
+"); $procs->execute([$host_id,$host_id]); $plist = $procs->fetchAll();
+
+echo json_encode([
+  'host'    => ['host_id'=>$host['host_id'], 'location'=>$host['location'], 'status'=>$up?'UP':'DOWN', 'last_seen'=>(int)$host['last_seen']],
+  'metrics' => $m ?: null,
+  'processes' => array_map(function($p){
+      $p['rss_mib'] = round($p['rss_bytes']/1048576,1);
+      return $p;
+    }, $plist),
+]);
+