Fix addon slug validation (#100070)

* Fix addon slug validation

* Don't redefine compile

homeassistant/components/hassio/__init__.py

@@ -6,6 +6,7 @@ from contextlib import suppress
 from datetime import datetime, timedelta
 import logging
 import os
+import re
 from typing import Any, NamedTuple
 
 import voluptuous as vol
@@ -149,10 +150,12 @@ SERVICE_BACKUP_PARTIAL = "backup_partial"
 SERVICE_RESTORE_FULL = "restore_full"
 SERVICE_RESTORE_PARTIAL = "restore_partial"
 
+VALID_ADDON_SLUG = vol.Match(re.compile(r"^[-_.A-Za-z0-9]+$"))
+
 
 def valid_addon(value: Any) -> str:
     """Validate value is a valid addon slug."""
-    value = cv.slug(value)
+    value = VALID_ADDON_SLUG(value)
 
     hass: HomeAssistant | None = None
     with suppress(HomeAssistantError):

tests/components/hassio/test_init.py

@@ -633,6 +633,41 @@ async def test_invalid_service_calls(
         )
 
 
+async def test_addon_service_call_with_complex_slug(
+    hass: HomeAssistant,
+    aioclient_mock: AiohttpClientMocker,
+) -> None:
+    """Addon slugs can have ., - and _, confirm that passes validation."""
+    supervisor_mock_data = {
+        "version_latest": "1.0.0",
+        "version": "1.0.0",
+        "auto_update": True,
+        "addons": [
+            {
+                "name": "test.a_1-2",
+                "slug": "test.a_1-2",
+                "state": "stopped",
+                "update_available": False,
+                "version": "1.0.0",
+                "version_latest": "1.0.0",
+                "repository": "core",
+                "icon": False,
+            },
+        ],
+    }
+    with patch.dict(os.environ, MOCK_ENVIRON), patch(
+        "homeassistant.components.hassio.HassIO.is_connected",
+        return_value=None,
+    ), patch(
+        "homeassistant.components.hassio.HassIO.get_supervisor_info",
+        return_value=supervisor_mock_data,
+    ):
+        assert await async_setup_component(hass, "hassio", {})
+        await hass.async_block_till_done()
+
+    await hass.services.async_call("hassio", "addon_start", {"addon": "test.a_1-2"})
+
+
 async def test_service_calls_core(
     hassio_env, hass: HomeAssistant, aioclient_mock: AiohttpClientMocker
 ) -> None: