Handle config with a limited Plex account (#35218)

homeassistant/components/plex/server.py

@@ -3,6 +3,7 @@ import logging
 import ssl
 from urllib.parse import urlparse
 
+from plexapi.exceptions import Unauthorized
 import plexapi.myplex
 import plexapi.playqueue
 import plexapi.server
@@ -138,21 +139,24 @@ class PlexServer:
         else:
             _connect_with_token()
 
-        self._accounts = [
-            account.name
-            for account in self._plex_server.systemAccounts()
-            if account.name
-        ]
-        _LOGGER.debug("Linked accounts: %s", self.accounts)
+        try:
+            system_accounts = self._plex_server.systemAccounts()
+        except Unauthorized:
+            _LOGGER.warning(
+                "Plex account has limited permissions, shared account filtering will not be available."
+            )
+        else:
+            self._accounts = [
+                account.name for account in system_accounts if account.name
+            ]
+            _LOGGER.debug("Linked accounts: %s", self.accounts)
 
-        owner_account = [
-            account.name
-            for account in self._plex_server.systemAccounts()
-            if account.accountID == 1
-        ]
-        if owner_account:
-            self._owner_username = owner_account[0]
-            _LOGGER.debug("Server owner found: '%s'", self._owner_username)
+            owner_account = [
+                account.name for account in system_accounts if account.accountID == 1
+            ]
+            if owner_account:
+                self._owner_username = owner_account[0]
+                _LOGGER.debug("Server owner found: '%s'", self._owner_username)
 
         self._version = self._plex_server.version
 

tests/components/plex/test_config_flow.py

@@ -688,3 +688,36 @@ async def test_manual_config_with_token(hass):
     assert result["data"][CONF_SERVER_IDENTIFIER] == mock_plex_server.machineIdentifier
     assert result["data"][PLEX_SERVER_CONFIG][CONF_URL] == mock_plex_server._baseurl
     assert result["data"][PLEX_SERVER_CONFIG][CONF_TOKEN] == MOCK_TOKEN
+
+
+async def test_setup_with_limited_credentials(hass):
+    """Test setup with a user with limited permissions."""
+    mock_plex_server = MockPlexServer()
+
+    entry = MockConfigEntry(
+        domain=DOMAIN,
+        data=DEFAULT_DATA,
+        options=DEFAULT_OPTIONS,
+        unique_id=DEFAULT_DATA["server_id"],
+    )
+
+    with patch(
+        "plexapi.server.PlexServer", return_value=mock_plex_server
+    ), patch.object(
+        mock_plex_server, "systemAccounts", side_effect=plexapi.exceptions.Unauthorized
+    ) as mock_accounts, patch(
+        "homeassistant.components.plex.PlexWebsocket.listen"
+    ) as mock_listen:
+        entry.add_to_hass(hass)
+        assert await hass.config_entries.async_setup(entry.entry_id)
+        await hass.async_block_till_done()
+
+    assert mock_listen.called
+    assert mock_accounts.called
+
+    plex_server = hass.data[DOMAIN][SERVERS][mock_plex_server.machineIdentifier]
+    assert len(plex_server.accounts) == 0
+    assert plex_server.owner is None
+
+    assert len(hass.config_entries.async_entries(DOMAIN)) == 1
+    assert entry.state == ENTRY_STATE_LOADED