Initial commit

app/services/docker_svc.py

@@ -0,0 +1,57 @@
+from __future__ import annotations
+
+import json
+import logging
+from pathlib import Path
+
+from app.models import Mirror
+from app.services.host import host_path, run_on_host
+
+logger = logging.getLogger(__name__)
+
+DAEMON_JSON = "etc/docker/daemon.json"
+MIRROR_MANAGER_KEY = "mirror-manager"
+
+
+def read_current_docker() -> dict:
+    path = host_path(DAEMON_JSON)
+    if not path.exists():
+        return {"exists": False, "config": {}}
+    try:
+        return {"exists": True, "config": json.loads(path.read_text(encoding="utf-8"))}
+    except json.JSONDecodeError:
+        return {"exists": True, "config": {}, "parse_error": True}
+
+
+def apply_docker(mirror: Mirror) -> dict:
+    if not mirror.url:
+        return {"success": False, "error": "URL رجیstry داکر تعریف نشده"}
+
+    path = host_path(DAEMON_JSON)
+    path.parent.mkdir(parents=True, exist_ok=True)
+
+    config: dict = {}
+    if path.exists():
+        try:
+            config = json.loads(path.read_text(encoding="utf-8"))
+        except json.JSONDecodeError:
+            config = {}
+
+    config["registry-mirrors"] = [mirror.url.rstrip("/")]
+    config["_mirror_manager"] = MIRROR_MANAGER_KEY
+
+    path.write_text(json.dumps(config, indent=2, ensure_ascii=False), encoding="utf-8")
+
+    result = run_on_host(["systemctl", "restart", "docker"], timeout=120)
+    if result.returncode != 0:
+        return {
+            "success": False,
+            "error": (result.stderr or "خطا در restart docker")[:500],
+        }
+
+    return {
+        "success": True,
+        "message": f"Docker registry mirror اعمال شد: {mirror.name}",
+        "url": mirror.url,
+        "warning": "سرویس Docker restart شد — containerها موقتاً قطع می‌شوند",
+    }