v1.0.78: log panel in UI + /api/log endpoint + _log() buffer

site/app.py

@@ -6,7 +6,7 @@ from routes.main import bp as main_bp
 from routes.api import bp as api_bp
 from routes.api_test import bp as api_test_bp
 
-VERSION = "1.0.77"
+VERSION = "1.0.78"
 
 app = Flask(__name__, template_folder="templates", static_folder="static")
 app.config["NUBES_API_ENDPOINT"] = os.getenv("NUBES_API_ENDPOINT", "https://lk-api-gateway-dev.ngcloud.ru/api/v1/svc")

site/routes/api_test.py

@@ -1,5 +1,6 @@
 from flask import Blueprint, current_app, jsonify, request
 import uuid
+import collections
 
 from api.http_client import HttpClient, detect_endpoint
 from operations.get_services import get_services, get_service_detail
@@ -11,6 +12,15 @@ bp = Blueprint("api_test", __name__)
 
 AUTOTEST_PREFIX = "autotest-"
 
+# Кольцевой буфер логов (показываются в UI)
+_log_lines = collections.deque(maxlen=200)
+
+
+def _log(msg):
+    """Пишет и в stdout (для gunicorn), и в буфер (для UI)."""
+    print(msg, flush=True)
+    _log_lines.append(msg)
+
 
 def _with_prefix(name):
     name = (name or "").strip() or "instance"
@@ -102,28 +112,28 @@ def api_params(op_id):
     try:
         instance_uid = request.args.get("instanceUid")
         op_name = request.args.get("opName")
-        print(f"[api_params] op_id={op_id} instanceUid={instance_uid!r} opName={op_name!r}", flush=True)
+        _log(f"[api_params] op_id={op_id} instanceUid={instance_uid!r} opName={op_name!r}")
 
         if instance_uid and op_name:
-            print(f"[api_params] PREVIEW branch: creating operation for instance={instance_uid}", flush=True)
+            _log(f"[api_params] PREVIEW branch: creating operation for instance={instance_uid}")
             # Создать pending-операцию чтобы прочитать ТЕКУЩИЕ значения параметров инстанса
             op_payload = {"instanceUid": instance_uid, "svcOperationId": op_id, "operation": op_name}
             op_resp = _client().post("/instanceOperations", op_payload)
             preview_op_uid = _find_uid(op_resp) or _uid_from_location(op_resp.get("_location", ""))
-            print(f"[api_params] preview_op_uid={preview_op_uid!r}", flush=True)
+            _log(f"[api_params] preview_op_uid={preview_op_uid!r}")
             if not preview_op_uid:
                 return jsonify({"error": "Не удалось создать preview-операцию"}), 500
 
             op_data = _client().get(f"/instanceOperations/{preview_op_uid}")
             cfs_params = op_data.get("instanceOperation", {}).get("cfsParams", [])
-            print(f"[api_params] cfsParams count={len(cfs_params)}", flush=True)
+            _log(f"[api_params] cfsParams count={len(cfs_params)}")
 
             result = []
             for p in cfs_params:
                 dd = p.get("dataDescriptor")
                 pv = p.get("paramValue")
                 dv = p.get("defaultValue")
-                print(f"[api_params]   {p.get('svcOperationCfsParam')}: paramValue={pv!r} defaultValue={dv!r}", flush=True)
+                _log(f"[api_params]   {p.get('svcOperationCfsParam')}: paramValue={pv!r} defaultValue={dv!r}")
                 result.append({
                     "svcOperationCfsParamId": p["svcOperationCfsParamId"],
                     "name": p.get("svcOperationCfsParam", ""),
@@ -133,11 +143,11 @@ def api_params(op_id):
                     "valueList": p.get("valueList"),
                     "dataDescriptor": {k: {"dataType": v.get("dataType",""), "valueList": v.get("valueList",""), "isRequired": v.get("isRequired", False)} for k, v in dd.items()} if isinstance(dd, dict) else None,
                 })
-            print(f"[api_params] PREVIEW returning {len(result)} params", flush=True)
+            _log(f"[api_params] PREVIEW returning {len(result)} params")
             return jsonify({"params": result, "previewOpUid": preview_op_uid})
 
         # Без instanceUid — шаблонные значения по умолчанию
-        print(f"[api_params] DEFAULT branch: template defaults", flush=True)
+        _log(f"[api_params] DEFAULT branch: template defaults")
         data = _client().get(f"/instanceOperations/default/{op_id}")
         params = data["svcOperation"]["cfsParams"]
         result = []
@@ -152,11 +162,11 @@ def api_params(op_id):
                 "valueList": p.get("valueList"),
                 "dataDescriptor": {k: {"dataType": v.get("dataType",""), "valueList": v.get("valueList",""), "isRequired": v.get("isRequired", False)} for k, v in dd.items()} if isinstance(dd, dict) else None,
             })
-        print(f"[api_params] DEFAULT returning {len(result)} params", flush=True)
+        _log(f"[api_params] DEFAULT returning {len(result)} params")
         return jsonify({"params": result})
     except Exception as e:
         import traceback
-        print(f"[api_params] EXCEPTION: {e}", flush=True)
+        _log(f"[api_params] EXCEPTION: {e}")
         traceback.print_exc()
         return jsonify({"error": str(e)}), 500
 
@@ -326,6 +336,12 @@ def api_test_status(op_uid):
         return jsonify({"error": str(e)}), 500
 
 
+@bp.route("/api/log")
+def api_log():
+    """Отдать последние строки лога для UI-панели."""
+    return jsonify(list(_log_lines))
+
+
 def _find_uid(resp):
     """Извлечь instanceUid или instanceOperationUid из ответа API."""
     if isinstance(resp, dict):

site/templates/index.html

@@ -349,6 +349,26 @@ async function refreshInstances(){
     </div>`;
     document.getElementById('inst-list').innerHTML=html;
 }
+
+// === Панель логов ===
+let logPollTimer=null;
+function startLogPoll(){
+    if(logPollTimer) return;
+    logPollTimer=setInterval(async()=>{
+        try{
+            const r=await fetch('/api/log');
+            const lines=await r.json();
+            const el=document.getElementById('log-panel');
+            if(!el) return;
+            el.innerHTML=lines.map(l=>`<div>${l}</div>`).join('');
+            el.scrollTop=el.scrollHeight;
+        }catch(e){}
+    },2000);
+}
+startLogPoll();
 </script>
+
+<div id="log-panel" style="position:fixed;bottom:0;left:0;right:0;height:180px;background:#1e1e1e;color:#d4d4d4;font:11px monospace;overflow-y:auto;padding:6px 10px;border-top:2px solid #555;z-index:9999;"></div>
+
 </body>
 </html>