From d469970e5a4d7b8ab330eed8be4550afdeebb75d Mon Sep 17 00:00:00 2001
From: "nkgilley@gmail.com" <nkgilley@gmail.com>
Date: Thu, 4 Feb 2016 18:21:37 -0500
Subject: [PATCH] Speedtest.net component

---
 homeassistant/components/sensor/speedtest.py | 106 +++++++++++++++++++
 requirements_all.txt                         |   3 +
 2 files changed, 109 insertions(+)
 create mode 100644 homeassistant/components/sensor/speedtest.py

diff --git a/homeassistant/components/sensor/speedtest.py b/homeassistant/components/sensor/speedtest.py
new file mode 100644
index 00000000000..b67f15a5b18
--- /dev/null
+++ b/homeassistant/components/sensor/speedtest.py
@@ -0,0 +1,106 @@
+"""
+homeassistant.components.sensor.speedtest
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+Speedtest.net sensor based on speedtest-cli.
+
+For more details about this platform, please refer to the documentation at
+https://home-assistant.io/components/sensor.speedtest/
+"""
+import logging
+import sys
+import re
+from datetime import timedelta
+from subprocess import check_output
+from homeassistant.util import Throttle
+from homeassistant.helpers.entity import Entity
+
+REQUIREMENTS = ['speedtest-cli==0.3.4']
+_LOGGER = logging.getLogger(__name__)
+
+_SPEEDTEST_REGEX = re.compile('Ping:\s(\d+\.\d+)\sms\\nDownload:\s(\d+\.\d+)'
+                              '\sMbit/s\\nUpload:\s(\d+\.\d+)\sMbit/s\\n')
+
+SENSOR_TYPES = {
+    'ping': ['Ping', 'ms'],
+    'download': ['Download', 'Mbit/s'],
+    'upload': ['Upload', 'Mbit/s'],
+}
+
+# Return cached results if last scan was less then this time ago
+MIN_TIME_BETWEEN_UPDATES = timedelta(hours=1)
+
+
+def setup_platform(hass, config, add_devices, discovery_info=None):
+    """ Setup the Speedtest sensor. """
+
+    data = SpeedtestData(hass.config.path)
+
+    dev = []
+    for variable in config['monitored_conditions']:
+        if variable not in SENSOR_TYPES:
+            _LOGGER.error('Sensor type: "%s" does not exist', variable)
+        else:
+            dev.append(SpeedtestSensor(data, variable))
+
+    add_devices(dev)
+
+
+# pylint: disable=too-few-public-methods
+class SpeedtestSensor(Entity):
+    """ Implements a speedtest.net sensor. """
+
+    def __init__(self, speedtest_data, sensor_type):
+        self.client_name = 'Speedtest'
+        self._name = SENSOR_TYPES[sensor_type][0]
+        self.speedtest_client = speedtest_data
+        self.type = sensor_type
+        self._state = None
+        self._unit_of_measurement = SENSOR_TYPES[self.type][1]
+        self.update()
+
+    @property
+    def name(self):
+        return '{} {}'.format(self.client_name, self._name)
+
+    @property
+    def state(self):
+        """ Returns the state of the device. """
+        return self._state
+
+    @property
+    def unit_of_measurement(self):
+        """ Unit of measurement of this entity, if any. """
+        return self._unit_of_measurement
+
+    def update(self):
+        """ Gets the latest data from Forecast.io and updates the states. """
+        self.speedtest_client.update()
+        data = self.speedtest_client.data
+
+        if self.type == 'ping':
+            self._state = data['ping']
+        elif self.type == 'download':
+            self._state = data['download']
+        elif self.type == 'upload':
+            self._state = data['upload']
+
+
+class SpeedtestData(object):
+    """ Gets the latest data from speedtest.net. """
+
+    def __init__(self, path):
+        self.data = None
+        self.path = path
+        self.update()
+
+    @Throttle(MIN_TIME_BETWEEN_UPDATES)
+    def update(self):
+        """ Gets the latest data from speedtest.net. """
+        _LOGGER.info('Executing speedtest')
+        re_output = _SPEEDTEST_REGEX.split(
+            check_output([sys.executable, self.path(
+                'lib', 'speedtest_cli.py'), '--simple']).decode("utf-8"))
+        self.data = {'ping': round(float(re_output[1]), 2),
+                     'download': round(float(re_output[2]), 2),
+                     'upload': round(float(re_output[3]), 2)}
+
diff --git a/requirements_all.txt b/requirements_all.txt
index 9e0e159a1d2..90fcc53ce8f 100644
--- a/requirements_all.txt
+++ b/requirements_all.txt
@@ -216,6 +216,9 @@ slacker==0.6.8
 # homeassistant.components.notify.xmpp
 sleekxmpp==1.3.1
 
+# homeassistant.components.sensor.speedtest
+speedtest-cli==0.3.4
+
 # homeassistant.components.light.tellstick
 # homeassistant.components.sensor.tellstick
 # homeassistant.components.switch.tellstick