Add cloud auth support (#9208)

* Add initial cloud auth

* Move hass.data to a dict

* Move mode into helper

* Fix bugs afte refactor

* Add tests

* Clean up scripts file after test config

* Lint

* Update __init__.py

homeassistant/components/cloud/http_api.py

@@ -0,0 +1,119 @@
+"""The HTTP api to control the cloud integration."""
+import asyncio
+import logging
+
+import voluptuous as vol
+import async_timeout
+
+from homeassistant.components.http import HomeAssistantView
+
+from . import cloud_api
+from .const import DOMAIN, REQUEST_TIMEOUT
+
+_LOGGER = logging.getLogger(__name__)
+
+
+@asyncio.coroutine
+def async_setup(hass):
+    """Initialize the HTTP api."""
+    hass.http.register_view(CloudLoginView)
+    hass.http.register_view(CloudLogoutView)
+    hass.http.register_view(CloudAccountView)
+
+
+class CloudLoginView(HomeAssistantView):
+    """Login to Home Assistant cloud."""
+
+    url = '/api/cloud/login'
+    name = 'api:cloud:login'
+    schema = vol.Schema({
+        vol.Required('username'): str,
+        vol.Required('password'): str,
+    })
+
+    @asyncio.coroutine
+    def post(self, request):
+        """Validate config and return results."""
+        try:
+            data = yield from request.json()
+        except ValueError:
+            _LOGGER.error('Login with invalid JSON')
+            return self.json_message('Invalid JSON.', 400)
+
+        try:
+            self.schema(data)
+        except vol.Invalid as err:
+            _LOGGER.error('Login with invalid formatted data')
+            return self.json_message(
+                'Message format incorrect: {}'.format(err), 400)
+
+        hass = request.app['hass']
+        phase = 1
+        try:
+            with async_timeout.timeout(REQUEST_TIMEOUT, loop=hass.loop):
+                cloud = yield from cloud_api.async_login(
+                    hass, data['username'], data['password'])
+
+            phase += 1
+
+            with async_timeout.timeout(REQUEST_TIMEOUT, loop=hass.loop):
+                yield from cloud.async_refresh_account_info()
+
+        except cloud_api.Unauthenticated:
+            return self.json_message(
+                'Authentication failed (phase {}).'.format(phase), 401)
+        except cloud_api.UnknownError:
+            return self.json_message(
+                'Unknown error occurred (phase {}).'.format(phase), 500)
+        except asyncio.TimeoutError:
+            return self.json_message(
+                'Unable to reach Home Assistant cloud '
+                '(phase {}).'.format(phase), 502)
+
+        hass.data[DOMAIN]['cloud'] = cloud
+        return self.json(cloud.account)
+
+
+class CloudLogoutView(HomeAssistantView):
+    """Log out of the Home Assistant cloud."""
+
+    url = '/api/cloud/logout'
+    name = 'api:cloud:logout'
+
+    @asyncio.coroutine
+    def post(self, request):
+        """Validate config and return results."""
+        hass = request.app['hass']
+        try:
+            with async_timeout.timeout(REQUEST_TIMEOUT, loop=hass.loop):
+                yield from \
+                    hass.data[DOMAIN]['cloud'].async_revoke_access_token()
+
+            hass.data[DOMAIN].pop('cloud')
+
+            return self.json({
+                'result': 'ok',
+            })
+        except asyncio.TimeoutError:
+            return self.json_message("Could not reach the server.", 502)
+        except cloud_api.UnknownError as err:
+            return self.json_message(
+                "Error communicating with the server ({}).".format(err.status),
+                502)
+
+
+class CloudAccountView(HomeAssistantView):
+    """Log out of the Home Assistant cloud."""
+
+    url = '/api/cloud/account'
+    name = 'api:cloud:account'
+
+    @asyncio.coroutine
+    def get(self, request):
+        """Validate config and return results."""
+        hass = request.app['hass']
+
+        if 'cloud' not in hass.data[DOMAIN]:
+            return self.json_message('Not logged in', 400)
+
+        return self.json(hass.data[DOMAIN]['cloud'].account)