114 lines
3.2 KiB
Python
114 lines
3.2 KiB
Python
"""Support to send data to an Splunk instance."""
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import json
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import logging
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from aiohttp.hdrs import AUTHORIZATION
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import requests
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import voluptuous as vol
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from homeassistant.const import (
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CONF_HOST,
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CONF_NAME,
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CONF_PORT,
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CONF_SSL,
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CONF_TOKEN,
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CONF_VERIFY_SSL,
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EVENT_STATE_CHANGED,
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)
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from homeassistant.helpers import state as state_helper
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import homeassistant.helpers.config_validation as cv
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from homeassistant.helpers.entityfilter import FILTER_SCHEMA
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from homeassistant.helpers.json import JSONEncoder
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_LOGGER = logging.getLogger(__name__)
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CONF_FILTER = "filter"
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DOMAIN = "splunk"
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DEFAULT_HOST = "localhost"
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DEFAULT_PORT = 8088
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DEFAULT_SSL = False
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DEFAULT_NAME = "HASS"
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CONFIG_SCHEMA = vol.Schema(
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{
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DOMAIN: vol.Schema(
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{
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vol.Required(CONF_TOKEN): cv.string,
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vol.Optional(CONF_HOST, default=DEFAULT_HOST): cv.string,
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vol.Optional(CONF_PORT, default=DEFAULT_PORT): cv.port,
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vol.Optional(CONF_SSL, default=False): cv.boolean,
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vol.Optional(CONF_VERIFY_SSL, default=True): cv.boolean,
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vol.Optional(CONF_NAME, default=DEFAULT_NAME): cv.string,
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vol.Optional(CONF_FILTER, default={}): FILTER_SCHEMA,
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}
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)
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},
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extra=vol.ALLOW_EXTRA,
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)
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def post_request(event_collector, body, headers, verify_ssl):
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"""Post request to Splunk."""
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try:
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payload = {"host": event_collector, "event": body}
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requests.post(
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event_collector,
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data=json.dumps(payload, cls=JSONEncoder),
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headers=headers,
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timeout=10,
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verify=verify_ssl,
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)
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except requests.exceptions.RequestException as error:
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_LOGGER.exception("Error saving event to Splunk: %s", error)
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def setup(hass, config):
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"""Set up the Splunk component."""
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conf = config[DOMAIN]
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host = conf.get(CONF_HOST)
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port = conf.get(CONF_PORT)
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token = conf.get(CONF_TOKEN)
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use_ssl = conf.get(CONF_SSL)
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verify_ssl = conf.get(CONF_VERIFY_SSL)
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name = conf.get(CONF_NAME)
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entity_filter = conf[CONF_FILTER]
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if use_ssl:
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uri_scheme = "https://"
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else:
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uri_scheme = "http://"
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event_collector = "{}{}:{}/services/collector/event".format(uri_scheme, host, port)
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headers = {AUTHORIZATION: "Splunk {}".format(token)}
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def splunk_event_listener(event):
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"""Listen for new messages on the bus and sends them to Splunk."""
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state = event.data.get("new_state")
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if state is None or not entity_filter(state.entity_id):
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return
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try:
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_state = state_helper.state_as_number(state)
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except ValueError:
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_state = state.state
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json_body = [
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{
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"domain": state.domain,
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"entity_id": state.object_id,
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"attributes": dict(state.attributes),
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"time": str(event.time_fired),
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"value": _state,
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"host": name,
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}
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]
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post_request(event_collector, json_body, headers, verify_ssl)
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hass.bus.listen(EVENT_STATE_CHANGED, splunk_event_listener)
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return True
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