Append devlinks to serial dev_list (#1131)

* append devlinks to dev_list

* replace eudev-libs with eudev

* include only devlinks starting with /dev/serial/by-id

* add missing package, move udev init to entry.sh

* fix mode on entry.sh

* Update homeassistant.py

* Update homeassistant.py

Dockerfile

@@ -12,6 +12,7 @@ RUN apk add --no-cache \
     socat \
     glib \
     libstdc++ \
+    eudev \
     eudev-libs
 
 # Install requirements
@@ -25,4 +26,8 @@ RUN export MAKEFLAGS="-j$(nproc)" \
 COPY . /usr/src/hassio
 RUN pip3 install --no-cache-dir -e /usr/src/hassio
 
+# Initialize udev daemon, handle CMD
+COPY entry.sh /bin/
+ENTRYPOINT ["/bin/entry.sh"]
+
 CMD [ "python3", "-m", "hassio" ]

entry.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+set -e
+
+udevd --daemon
+udevadm trigger
+
+if CMD="$(command -v "$1")"; then
+  shift
+  exec "$CMD" "$@"
+else
+  echo "Command not found: $1"
+  exit 1
+fi

hassio/docker/homeassistant.py

@@ -40,14 +40,6 @@ class DockerHomeAssistant(DockerInterface):
         """Return timeout for Docker actions."""
         return 60
 
-    @property
-    def devices(self):
-        """Create list of special device to map into Docker."""
-        devices = []
-        for device in self.sys_hardware.serial_devices:
-            devices.append(f"{device}:{device}:rwm")
-        return devices or None
-
     @property
     def ip_address(self) -> IPv4Address:
         """Return IP address of this container."""
@@ -73,7 +65,6 @@ class DockerHomeAssistant(DockerInterface):
             detach=True,
             privileged=True,
             init=True,
-            devices=self.devices,
             network_mode="host",
             environment={
                 "HASSIO": self.sys_docker.network.supervisor,
@@ -106,7 +97,6 @@ class DockerHomeAssistant(DockerInterface):
             command,
             privileged=True,
             init=True,
-            devices=self.devices,
             detach=True,
             stdout=True,
             stderr=True,

hassio/misc/hardware.py

@@ -39,6 +39,15 @@ class Hardware:
             if "ID_VENDOR" in device or RE_TTY.search(device.device_node):
                 dev_list.add(device.device_node)
 
+                # Add /dev/serial/by-id devlink for current device
+                if "DEVLINKS" in device and device["DEVLINKS"]:
+                    devlinks = [
+                        symlink
+                        for symlink in device["DEVLINKS"].split(" ")
+                        if symlink.startswith("/dev/serial/by-id")
+                    ]
+                    dev_list.update(devlinks)
+
         return dev_list
 
     @property