GUI: add persistent QR/config view and handshake-based online status

gui/app.py

@@ -4,6 +4,7 @@ import io
 import os
 import sqlite3
 import subprocess
+import time
 from datetime import datetime
 
 import qrcode
@@ -38,9 +39,13 @@ def ensure_schema():
               public_key TEXT UNIQUE NOT NULL,
               client_address TEXT,
               advertised_routes TEXT,
+              client_conf TEXT,
               created_at TEXT NOT NULL DEFAULT (datetime('now'))
             );
         """)
+        cols = {row[1] for row in cur.execute("PRAGMA table_info(peers)").fetchall()}
+        if "client_conf" not in cols:
+            cur.execute("ALTER TABLE peers ADD COLUMN client_conf TEXT")
         conn.commit()
 
 
@@ -83,15 +88,18 @@ def wg_dump():
         parts = line.split("\t")
         if len(parts) < 8:
             continue
+        latest_ts = 0
         latest = "never"
         if parts[5].isdigit() and int(parts[5]) > 0:
-            latest = datetime.utcfromtimestamp(int(parts[5])).strftime("%Y-%m-%d %H:%M:%S UTC")
+            latest_ts = int(parts[5])
+            latest = datetime.utcfromtimestamp(latest_ts).strftime("%Y-%m-%d %H:%M:%S UTC")
         peers.append(
             {
                 "public_key": parts[0],
                 "endpoint": parts[2] or "-",
                 "allowed_ips": parts[3],
                 "latest_handshake": latest,
+                "latest_handshake_ts": latest_ts,
                 "rx_bytes": int(parts[6] or 0),
                 "tx_bytes": int(parts[7] or 0),
             }
@@ -160,11 +168,15 @@ def index():
 
     items = []
     seen = set()
+    now = int(time.time())
     for row in db_peers:
         rt = runtime.get(row["public_key"], {})
+        ts = int(rt.get("latest_handshake_ts", 0) or 0)
+        is_online = ts > 0 and (now - ts) <= 180
         seen.add(row["public_key"])
         items.append(
             {
+                "id": row["id"],
                 "name": row["name"],
                 "public_key": row["public_key"],
                 "client_address": row.get("client_address") or "-",
@@ -174,15 +186,18 @@ def index():
                 "latest_handshake": rt.get("latest_handshake", "offline"),
                 "rx": bytes_h(rt.get("rx_bytes", 0)),
                 "tx": bytes_h(rt.get("tx_bytes", 0)),
-                "status": "online" if rt else "offline",
+                "status": "online" if is_online else "offline",
             }
         )
 
     for pk, rt in runtime.items():
         if pk in seen:
             continue
+        ts = int(rt.get("latest_handshake_ts", 0) or 0)
+        is_online = ts > 0 and (now - ts) <= 180
         items.append(
             {
+                "id": None,
                 "name": "(external)",
                 "public_key": pk,
                 "client_address": rt.get("allowed_ips", "-").split(",", 1)[0],
@@ -192,7 +207,7 @@ def index():
                 "latest_handshake": rt.get("latest_handshake", "offline"),
                 "rx": bytes_h(rt.get("rx_bytes", 0)),
                 "tx": bytes_h(rt.get("tx_bytes", 0)),
-                "status": "online",
+                "status": "online" if is_online else "offline",
             }
         )
 
@@ -267,13 +282,13 @@ def new_peer():
     with db_conn() as conn:
         cur = conn.cursor()
         cur.execute(
-            "UPDATE peers SET name=?, client_address=?, advertised_routes=? WHERE public_key=?",
-            (name, client_addr, routes, client_pub),
+            "UPDATE peers SET name=?, client_address=?, advertised_routes=?, client_conf=? WHERE public_key=?",
+            (name, client_addr, routes, client_conf, client_pub),
         )
         if cur.rowcount == 0:
             cur.execute(
-                "INSERT INTO peers(name, public_key, client_address, advertised_routes) VALUES (?,?,?,?)",
-                (name, client_pub, client_addr, routes),
+                "INSERT INTO peers(name, public_key, client_address, advertised_routes, client_conf) VALUES (?,?,?,?,?)",
+                (name, client_pub, client_addr, routes, client_conf),
             )
         conn.commit()
 
@@ -286,6 +301,32 @@ def new_peer():
     )
 
 
+@app.route("/peers/<int:peer_id>")
+def peer_view(peer_id: int):
+    with db_conn() as conn:
+        cur = conn.cursor()
+        cur.execute("SELECT * FROM peers WHERE id = ?", (peer_id,))
+        row = cur.fetchone()
+        if not row:
+            flash("Клиент не найден", "error")
+            return redirect(url_for("index"))
+        item = dict(row)
+
+    conf = item.get("client_conf") or ""
+    if not conf:
+        flash("Для этого клиента не найден сохраненный конфиг", "error")
+        return redirect(url_for("index"))
+
+    qr_b64 = to_png_b64(conf)
+    return render_template(
+        "peer_created.html",
+        name=item.get("name", "peer"),
+        client_conf=conf,
+        qr_b64=qr_b64,
+        public_key=item.get("public_key", ""),
+    )
+
+
 @app.route("/scripts")
 def scripts():
     commands = {