Meraki AP Device tracker (home-assistant#10971)

* Device tracker for meraki AP

* styles fix

* fix again

* again

* and again :)

* fix hide if away

* docs and optimization

* tests and fixes

* styles

* styles

* styles

* styles

* styles fix. Hope last

* clear track new

* changes

* fix accuracy error and requested changes

* remove meraki from .coveragerc

* tests and minor changes

* remove location

homeassistant/components/device_tracker/meraki.py

@@ -0,0 +1,116 @@
+"""
+Support for the Meraki CMX location service.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/device_tracker.meraki/
+
+"""
+import asyncio
+import logging
+import json
+
+import voluptuous as vol
+import homeassistant.helpers.config_validation as cv
+from homeassistant.const import (HTTP_BAD_REQUEST, HTTP_UNPROCESSABLE_ENTITY)
+from homeassistant.core import callback
+from homeassistant.components.http import HomeAssistantView
+from homeassistant.components.device_tracker import (
+    PLATFORM_SCHEMA, SOURCE_TYPE_ROUTER)
+
+CONF_VALIDATOR = 'validator'
+CONF_SECRET = 'secret'
+DEPENDENCIES = ['http']
+URL = '/api/meraki'
+VERSION = '2.0'
+
+
+_LOGGER = logging.getLogger(__name__)
+
+
+PLATFORM_SCHEMA = PLATFORM_SCHEMA.extend({
+    vol.Required(CONF_VALIDATOR): cv.string,
+    vol.Required(CONF_SECRET): cv.string
+})
+
+
+@asyncio.coroutine
+def async_setup_scanner(hass, config, async_see, discovery_info=None):
+    """Set up an endpoint for the Meraki tracker."""
+    hass.http.register_view(
+        MerakiView(config, async_see))
+
+    return True
+
+
+class MerakiView(HomeAssistantView):
+    """View to handle Meraki requests."""
+
+    url = URL
+    name = 'api:meraki'
+
+    def __init__(self, config, async_see):
+        """Initialize Meraki URL endpoints."""
+        self.async_see = async_see
+        self.validator = config[CONF_VALIDATOR]
+        self.secret = config[CONF_SECRET]
+
+    @asyncio.coroutine
+    def get(self, request):
+        """Meraki message received as GET."""
+        return self.validator
+
+    @asyncio.coroutine
+    def post(self, request):
+        """Meraki CMX message received."""
+        try:
+            data = yield from request.json()
+        except ValueError:
+            return self.json_message('Invalid JSON', HTTP_BAD_REQUEST)
+        _LOGGER.debug("Meraki Data from Post: %s", json.dumps(data))
+        if not data.get('secret', False):
+            _LOGGER.error("secret invalid")
+            return self.json_message('No secret', HTTP_UNPROCESSABLE_ENTITY)
+        if data['secret'] != self.secret:
+            _LOGGER.error("Invalid Secret received from Meraki")
+            return self.json_message('Invalid secret',
+                                     HTTP_UNPROCESSABLE_ENTITY)
+        elif data['version'] != VERSION:
+            _LOGGER.error("Invalid API version: %s", data['version'])
+            return self.json_message('Invalid version',
+                                     HTTP_UNPROCESSABLE_ENTITY)
+        else:
+            _LOGGER.debug('Valid Secret')
+            if data['type'] not in ('DevicesSeen', 'BluetoothDevicesSeen'):
+                _LOGGER.error("Unknown Device %s", data['type'])
+                return self.json_message('Invalid device type',
+                                         HTTP_UNPROCESSABLE_ENTITY)
+            _LOGGER.debug("Processing %s", data['type'])
+        if len(data["data"]["observations"]) == 0:
+            _LOGGER.debug("No observations found")
+            return
+        self._handle(request.app['hass'], data)
+
+    @callback
+    def _handle(self, hass, data):
+        for i in data["data"]["observations"]:
+            data["data"]["secret"] = "hidden"
+            mac = i["clientMac"]
+            _LOGGER.debug("clientMac: %s", mac)
+            attrs = {}
+            if i.get('os', False):
+                attrs['os'] = i['os']
+            if i.get('manufacturer', False):
+                attrs['manufacturer'] = i['manufacturer']
+            if i.get('ipv4', False):
+                attrs['ipv4'] = i['ipv4']
+            if i.get('ipv6', False):
+                attrs['ipv6'] = i['ipv6']
+            if i.get('seenTime', False):
+                attrs['seenTime'] = i['seenTime']
+            if i.get('ssid', False):
+                attrs['ssid'] = i['ssid']
+            hass.async_add_job(self.async_see(
+                mac=mac,
+                source_type=SOURCE_TYPE_ROUTER,
+                attributes=attrs
+            ))

tests/components/device_tracker/test_meraki.py

@@ -0,0 +1,139 @@
+"""The tests the for Meraki device tracker."""
+import asyncio
+import json
+from unittest.mock import patch
+import pytest
+from homeassistant.components.device_tracker.meraki import (
+    CONF_VALIDATOR, CONF_SECRET)
+from homeassistant.setup import async_setup_component
+import homeassistant.components.device_tracker as device_tracker
+from homeassistant.const import CONF_PLATFORM
+from homeassistant.components.device_tracker.meraki import URL
+
+
+@pytest.fixture
+def meraki_client(loop, hass, test_client):
+    """Meraki mock client."""
+    assert loop.run_until_complete(async_setup_component(
+        hass, device_tracker.DOMAIN, {
+            device_tracker.DOMAIN: {
+                CONF_PLATFORM: 'meraki',
+                CONF_VALIDATOR: 'validator',
+                CONF_SECRET: 'secret'
+
+            }
+        }))
+
+    with patch('homeassistant.components.device_tracker.update_config'):
+        yield loop.run_until_complete(test_client(hass.http.app))
+
+
+@asyncio.coroutine
+def test_invalid_or_missing_data(meraki_client):
+    """Test validator with invalid or missing data."""
+    req = yield from meraki_client.get(URL)
+    text = yield from req.text()
+    assert req.status == 200
+    assert text == 'validator'
+
+    req = yield from meraki_client.post(URL, data=b"invalid")
+    text = yield from req.json()
+    assert req.status == 400
+    assert text['message'] == 'Invalid JSON'
+
+    req = yield from meraki_client.post(URL, data=b"{}")
+    text = yield from req.json()
+    assert req.status == 422
+    assert text['message'] == 'No secret'
+
+    data = {
+        "version": "1.0",
+        "secret": "secret"
+    }
+    req = yield from meraki_client.post(URL, data=json.dumps(data))
+    text = yield from req.json()
+    assert req.status == 422
+    assert text['message'] == 'Invalid version'
+
+    data = {
+        "version": "2.0",
+        "secret": "invalid"
+    }
+    req = yield from meraki_client.post(URL, data=json.dumps(data))
+    text = yield from req.json()
+    assert req.status == 422
+    assert text['message'] == 'Invalid secret'
+
+    data = {
+        "version": "2.0",
+        "secret": "secret",
+        "type": "InvalidType"
+    }
+    req = yield from meraki_client.post(URL, data=json.dumps(data))
+    text = yield from req.json()
+    assert req.status == 422
+    assert text['message'] == 'Invalid device type'
+
+    data = {
+        "version": "2.0",
+        "secret": "secret",
+        "type": "BluetoothDevicesSeen",
+        "data": {
+            "observations": []
+        }
+    }
+    req = yield from meraki_client.post(URL, data=json.dumps(data))
+    assert req.status == 200
+
+
+@asyncio.coroutine
+def test_data_will_be_saved(hass, meraki_client):
+    """Test with valid data."""
+    data = {
+        "version": "2.0",
+        "secret": "secret",
+        "type": "DevicesSeen",
+        "data": {
+            "observations": [
+                {
+                    "location": {
+                        "lat": "51.5355157",
+                        "lng": "21.0699035",
+                        "unc": "46.3610585",
+                    },
+                    "seenTime": "2016-09-12T16:23:13Z",
+                    "ssid": 'ssid',
+                    "os": 'HA',
+                    "ipv6": '2607:f0d0:1002:51::4/64',
+                    "clientMac": "00:26:ab:b8:a9:a4",
+                    "seenEpoch": "147369739",
+                    "rssi": "20",
+                    "manufacturer": "Seiko Epson"
+                },
+                {
+                    "location": {
+                        "lat": "51.5355357",
+                        "lng": "21.0699635",
+                        "unc": "46.3610585",
+                    },
+                    "seenTime": "2016-09-12T16:21:13Z",
+                    "ssid": 'ssid',
+                    "os": 'HA',
+                    "ipv4": '192.168.0.1',
+                    "clientMac": "00:26:ab:b8:a9:a5",
+                    "seenEpoch": "147369750",
+                    "rssi": "20",
+                    "manufacturer": "Seiko Epson"
+                }
+            ]
+        }
+    }
+    req = yield from meraki_client.post(URL, data=json.dumps(data))
+    assert req.status == 200
+    state_name = hass.states.get('{}.{}'.format('device_tracker',
+                                                '0026abb8a9a4')).state
+    assert 'home' == state_name
+
+    state_name = hass.states.get('{}.{}'.format('device_tracker',
+                                                '0026abb8a9a5')).state
+    assert 'home' == state_name