Add option to set fixed hosts for chromecasts instead of discovery

home-assistant.conf.default

@@ -20,6 +20,8 @@ username=admin
 password=PASSWORD
 
 [chromecast]
+# Optional: hard code the hosts to find chromecasts instead of scanning the network
+# hosts=192.168.1.9,192.168.1.12
 
 [wemo]
 

homeassistant/bootstrap.py

@@ -54,6 +54,13 @@ def from_config_file(config_path):
         except (configparser.NoSectionError, configparser.NoOptionError):
             return default
 
+    def get_hosts(section):
+        """ Helper method to retrieve hosts from config. """
+        if has_opt(section, "hosts"):
+            return get_opt(section, "hosts").split(",")
+        else:
+            return None
+
     # Device scanner
     dev_scan = None
 
@@ -122,7 +129,9 @@ def from_config_file(config_path):
     if has_section("chromecast"):
         chromecast = load_module('chromecast')
 
-        chromecast_started = chromecast.setup(bus, statemachine)
+        hosts = get_hosts("chromecast")
+
+        chromecast_started = chromecast.setup(bus, statemachine, hosts)
 
         add_status("Chromecast", chromecast_started)
     else:

homeassistant/components/chromecast.py

@@ -88,7 +88,7 @@ def media_prev_track(bus, entity_id=None):
 
 
 # pylint: disable=too-many-locals, too-many-branches
-def setup(bus, statemachine):
+def setup(bus, statemachine, hosts=None):
     """ Listen for chromecast events. """
     logger = logging.getLogger(__name__)
 
@@ -101,8 +101,10 @@ def setup(bus, statemachine):
 
         return False
 
-    logger.info("Scanning for Chromecasts")
-    hosts = pychromecast.discover_chromecasts()
+    # If no hosts given, scan for chromecasts
+    if not hosts:
+        logger.info("Scanning for Chromecasts")
+        hosts = pychromecast.discover_chromecasts()
 
     casts = {}