fix(beszel): webhook cria tarefas projecto 65, milestone 355, Izito

- Renomeado 'ticket' → 'tarefa' em todo o código
- Projecto: 65 (DES Stack Workflow)
- Milestone: 355 (Sistemas de Apoio — Tecnologia)
- Atribuído: Izito (staff 28)
- Criado por: Claude/AIkTop (staff 25)
- Corrigido Content-Length header bug

frota/beszel-webhook-receiver.py

@@ -0,0 +1,124 @@
+#!/usr/bin/env python3
+"""Beszel Webhook Receiver — Cria tarefas Desk CRM a partir de alertas Beszel."""
+
+import json, os, sys, logging
+from http.server import HTTPServer, BaseHTTPRequestHandler
+from datetime import datetime
+import pymysql
+
+PORT = int(sys.argv[sys.argv.index("--port") + 1]) if "--port" in sys.argv else 8650
+DB_CONFIG = {"host": "server.descomplicar.pt", "port": 3306, "user": "ealmeida_desk24",
+             "password": "9qPRdCGGqM4o", "database": "ealmeida_desk24", "charset": "utf8mb4"}
+
+# Configuração Desk CRM
+PROJECT_ID = 65        # DES Stack Workflow
+MILESTONE_ID = 355     # Sistemas de Apoio (Tecnologia)
+ASSIGNEE_STAFF_ID = 28 # Izito
+CREATOR_STAFF_ID = 25  # Claude/AIkTop
+PRIORITY = 3           # Alta
+
+LOG = "/root/logs/beszel-webhook.log"
+os.makedirs(os.path.dirname(LOG), exist_ok=True)
+logging.basicConfig(level=logging.INFO, format="%(asctime)s [%(levelname)s] %(message)s",
+                    handlers=[logging.FileHandler(LOG, encoding="utf-8"), logging.StreamHandler()])
+log = logging.getLogger("beszel-webhook")
+
+def get_db():
+    return pymysql.connect(**DB_CONFIG, cursorclass=pymysql.cursors.DictCursor)
+
+def tarefa_existe(cur, padrao):
+    """Verifica se já existe tarefa aberta com o padrão indicado."""
+    cur.execute(
+        "SELECT id FROM tbltasks WHERE name LIKE %s AND status NOT IN (5,6) AND rel_type='project' AND rel_id=%s LIMIT 1",
+        (padrao, PROJECT_ID)
+    )
+    return cur.fetchone()
+
+def criar_tarefa(cur, nome, descricao):
+    """Cria tarefa Desk CRM no projecto 65, milestone 355, atribuída a Izito."""
+    now = datetime.now().strftime("%Y-%m-%d %H:%M:%S")
+    cur.execute(
+        """INSERT INTO tbltasks
+           (name, description, priority, status, rel_type, rel_id, milestone,
+            addedfrom, startdate, dateadded)
+           VALUES (%s, %s, %s, 1, %s, %s, %s, %s, %s, %s)""",
+        (nome, descricao, PRIORITY, "project", PROJECT_ID, MILESTONE_ID,
+         CREATOR_STAFF_ID, now[:10], now)
+    )
+    tid = cur.lastrowid
+    cur.execute(
+        "INSERT INTO tbltask_assigned (taskid, staffid, assigned_from) VALUES (%s, %s, 0)",
+        (tid, ASSIGNEE_STAFF_ID)
+    )
+    log.info(f"Tarefa #{tid} criada — {nome}")
+    return tid
+
+def fechar_tarefa(cur, tid, nota):
+    """Fecha tarefa (status 5 = Terminado)."""
+    cur.execute("UPDATE tbltasks SET status=5, datefinished=NOW() WHERE id=%s", (tid,))
+    log.info(f"Tarefa #{tid} fechada: {nota}")
+
+class Handler(BaseHTTPRequestHandler):
+    def do_POST(self):
+        if self.path != "/beszel-alert":
+            self.send_response(404)
+            self.end_headers()
+            return
+
+        body = self.rfile.read(int(self.headers.get("Content-Type-Length", 0)))
+        try:
+            data = json.loads(body)
+        except Exception:
+            self.send_response(400)
+            self.end_headers()
+            return
+
+        titulo = data.get("title", "")
+        mensagem = data.get("message", "")
+        log.info(f"Webhook: {titulo} — {mensagem}")
+
+        is_down = "down" in (mensagem + titulo).lower()
+        is_up = "up" in mensagem.lower() or "recovered" in mensagem.lower()
+
+        # Extrair nome do sistema
+        sname = data.get("system", "") or data.get("name", "") or data.get("host", "")
+        if not sname:
+            parts = mensagem.split(":")
+            if len(parts) > 1:
+                sname = parts[1].strip().split("(")[0].strip()
+
+        try:
+            db = get_db()
+            cur = db.cursor()
+
+            if is_down and sname:
+                if not tarefa_existe(cur, f"[MONIT] {sname}%"):
+                    criar_tarefa(
+                        cur,
+                        f"[MONIT] {sname} — sistema DOWN",
+                        f"<p><strong>Beszel — {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}</strong></p>"
+                        f"<p>{mensagem}</p>"
+                    )
+            elif is_up and sname:
+                existente = tarefa_existe(cur, f"[MONIT] {sname}%")
+                if existente:
+                    fechar_tarefa(cur, existente["id"], f"{sname} voltou ao normal")
+
+            db.commit()
+            cur.close()
+            db.close()
+        except Exception as e:
+            log.error(f"Erro Desk CRM: {e}")
+
+        self.send_response(200)
+        self.send_header("Content-Type", "application/json")
+        self.end_headers()
+        self.wfile.write(b'{"status":"ok"}')
+
+    def log_message(self, fmt, *args):
+        log.info(f"{self.client_address[0]} - {fmt % args}")
+
+if __name__ == "__main__":
+    srv = HTTPServer(("0.0.0.0", PORT), Handler)
+    log.info(f"Beszel Webhook Receiver a escutar na porta {PORT}")
+    srv.serve_forever()