Expose Buildroot image version

repeater/service_utils.py

@@ -6,14 +6,15 @@ Provides functions for service control operations like restart.
 import logging
 import os
 import subprocess
-from typing import Tuple
+from typing import Dict, Optional, Tuple
 
 logger = logging.getLogger("ServiceUtils")
 INIT_SCRIPT = "/etc/init.d/S80pymc-repeater"
+BUILDROOT_METADATA_PATH = "/etc/pymc-image-build-id"
 
 
 def is_buildroot() -> bool:
-    if os.path.exists("/etc/pymc-image-build-id"):
+    if os.path.exists(BUILDROOT_METADATA_PATH):
         return True
     if os.path.exists("/etc/os-release"):
         try:
@@ -24,6 +25,27 @@ def is_buildroot() -> bool:
     return False
 
 
+def get_buildroot_image_info() -> Dict[str, str]:
+    info: Dict[str, str] = {}
+
+    try:
+        with open(BUILDROOT_METADATA_PATH, "r", encoding="utf-8") as handle:
+            for line in handle:
+                line = line.strip()
+                if not line or "=" not in line:
+                    continue
+                key, value = line.split("=", 1)
+                info[key.strip()] = value.strip()
+    except OSError:
+        return {}
+
+    return info
+
+
+def get_buildroot_image_version() -> Optional[str]:
+    return get_buildroot_image_info().get("image_version")
+
+
 def restart_service() -> Tuple[bool, str]:
     """
     Restart the pymc-repeater service.

repeater/web/api_endpoints.py

@@ -16,6 +16,7 @@ from repeater.companion.identity_resolve import (
     heal_companion_empty_names,
 )
 from repeater.config import update_unscoped_flood_policy
+from repeater.service_utils import get_buildroot_image_info
 
 from .auth.middleware import require_auth
 from .auth_endpoints import AuthAPIEndpoints
@@ -625,6 +626,12 @@ class APIEndpoints:
                 stats["core_version"] = pymc_core.__version__
             except ImportError:
                 stats["core_version"] = "unknown"
+            image_info = get_buildroot_image_info()
+            if image_info:
+                if image_info.get("image_name"):
+                    stats["image_name"] = image_info["image_name"]
+                if image_info.get("image_version"):
+                    stats["image_version"] = image_info["image_version"]
             return stats
         except Exception as e:
             logger.error(f"Error serving stats: {e}")