Mqtt config (#119)

* MQTT Config.

Allow these items to be configured:
- mqtt hostname
- check hostname in SSL certificate
- mqtt transport type.

Fix changed header.

changelog

@@ -1,4 +1,6 @@
 0.8.0b7:
+  Allow more MQTT config.
+  Fix headers.
   Distinguish between user/shared location.
   Fix missing event issue.
   Tidy capture code.

pyaarlo/__init__.py

@@ -126,6 +126,9 @@ class PyArlo(object):
       based on camera model. Can also be `v1`, `v2` or `v3`. Use `v3` for the new location API.
     * **reconnect_every** - Time, in minutes, to close and relogin to Arlo.
     * **snapshot_timeout** - Time, in seconds, to stop the snapshot attempt and return the camera to the idle state.
+    * **mqtt_host** - specify the mqtt host to use, default mqtt-cluster.arloxcld.com
+    * **mqtt_hostname_check** - disable MQTT host SSL certificate checking, default True
+    * **mqtt_transport** - specify either `websockets` or `tcp`, default `tcp`
 
     **Attributes**
 

pyaarlo/backend.py

@@ -501,17 +501,22 @@ def _mqtt_main(self):
 
             # Create and set up the MQTT client.
             self._event_client = mqtt.Client(
-                client_id=self._event_client_id, transport="websockets"
+                client_id=self._event_client_id, transport=self._arlo.cfg.mqtt_transport
             )
             self._event_client.on_log = self._mqtt_on_log
             self._event_client.on_connect = self._mqtt_on_connect
             self._event_client.on_message = self._mqtt_on_message
-            self._event_client.tls_set_context(ssl.create_default_context())
+            ssl_context = ssl.create_default_context()
+            ssl_context.check_hostname = self._arlo.cfg.mqtt_hostname_check
+            self._event_client.tls_set_context(ssl_context)
             self._event_client.username_pw_set(f"{self._user_id}", self._token)
             self._event_client.ws_set_options(path=MQTT_PATH, headers=headers)
+            self.debug(f"mqtt: host={self._arlo.cfg.mqtt_host}, "
+                       f"check={self._arlo.cfg.mqtt_hostname_check}, "
+                       f"transport={self._arlo.cfg.mqtt_transport}")
 
             # Connect.
-            self._event_client.connect(MQTT_HOST, port=443, keepalive=60)
+            self._event_client.connect(self._arlo.cfg.mqtt_host, port=443, keepalive=60)
             self._event_client.loop_forever()
 
         except Exception as e:
@@ -671,7 +676,7 @@ def _auth(self):
             "Source": "arloCamWeb",
             "User-Agent": self._user_agent,
             "x-user-device-id": self._user_id,
-            "x-user-device-name": "QlJPV1NFUg==",
+            "x-user-device-automation-name": "QlJPV1NFUg==",
             "x-user-device-type": "BROWSER",
         }
 
@@ -822,7 +827,7 @@ def _validate(self):
             "User-Agent": self._user_agent,
             "Source": "arloCamWeb",
             "x-user-device-id": self._user_id,
-            "x-user-device-name": "QlJPV1NFUg==",
+            "x-user-device-automation-name": "QlJPV1NFUg==",
             "x-user-device-type": "BROWSER",
         }
 

pyaarlo/cfg.py

@@ -3,6 +3,7 @@
 from .constant import (
     DEFAULT_AUTH_HOST,
     DEFAULT_HOST,
+    MQTT_HOST,
     PRELOAD_DAYS,
     TFA_CONSOLE_SOURCE,
     TFA_DEFAULT_HOST,
@@ -59,6 +60,18 @@ def host(self):
     def auth_host(self):
         return self._kw.get("auth_host", DEFAULT_AUTH_HOST)
 
+    @property
+    def mqtt_host(self):
+        return self._kw.get("mqtt_host", MQTT_HOST)
+
+    @property
+    def mqtt_hostname_check(self):
+        return self._kw.get("mqtt_hostname_check", True)
+
+    @property
+    def mqtt_transport(self):
+        return self._kw.get("mqtt_transport", "tcp")
+
     @property
     def dump(self):
         return self._kw.get("dump", False)

setup.py

@@ -20,7 +20,7 @@ def readme():
         'click',
         'pycryptodome',
         'unidecode',
-        'cloudscraper>=1.2.64',
+        'cloudscraper>=1.2.71',
         'paho-mqtt',
         'cryptography'
     ],