Check supervisor docker permission (#1285)

* Check supervisor docker permission

* Update log message

hassio/docker/interface.py

@@ -42,6 +42,13 @@ class DockerInterface(CoreSysAttributes):
             return {}
         return self._meta.get("Config", {})
 
+    @property
+    def meta_host(self) -> Dict[str, Any]:
+        """Return meta data of configuration for host."""
+        if not self._meta:
+            return {}
+        return self._meta.get("HostConfig", {})
+
     @property
     def meta_labels(self) -> Dict[str, str]:
         """Return meta data of labels for container/image."""

hassio/docker/supervisor.py

@@ -26,6 +26,11 @@ class DockerSupervisor(DockerInterface, CoreSysAttributes):
         """Return IP address of this container."""
         return self.sys_docker.network.supervisor
 
+    @property
+    def privileged(self) -> bool:
+        """Return True if the container run with Privileged."""
+        return self.meta_host.get("Privileged", False)
+
     def _attach(self, tag: str) -> None:
         """Attach to running docker container.
 

hassio/supervisor.py

@@ -41,6 +41,12 @@ class Supervisor(CoreSysAttributes):
         with suppress(DockerAPIError):
             await self.instance.cleanup()
 
+        # Check privileged mode
+        if not self.instance.privileged:
+            _LOGGER.error(
+                "Supervisor does not run in Privileged mode. Hassio runs with limited functionality!"
+            )
+
     @property
     def ip_address(self) -> IPv4Address:
         """Return IP of Supervisor instance."""