8000 Add loglinefetch for frontend API call by turbokongen · Pull Request #10579 · home-assistant/core · GitHub
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Add loglinefetch for frontend API call #10579

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Merged
merged 9 commits into from
Nov 17, 2017
Merged

Add loglinefetch for frontend API call #10579

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f2f40da
Add loglinefetch for frontend API call
turbokongen Nov 14, 2017
0a0c37f
Too many blank lines
turbokongen Nov 14, 2017
da1f3eb
Review changes
turbokongen Nov 15, 2017
e7f169d
review changes
turbokongen Nov 15, 2017
447bff4
Only return a text
turbokongen Nov 16, 2017
25e0c4c
Use aiohttp
turbokongen Nov 16, 2017
66ab7cc
Don't do I/O in event loop
turbokongen Nov 16, 2017
ea5e84a
Move lines to query and default to 0
balloob Nov 16, 2017
8e11a05
Small fixes
turbokongen Nov 16, 2017
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38 changes: 35 additions & 3 deletions homeassistant/components/config/zwave.py
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,8 @@
import asyncio
import logging

from collections import deque
from aiohttp.web import Response
import homeassistant.core as ha
from homeassistant.const import HTTP_NOT_FOUND, HTTP_OK
from homeassistant.components.http import HomeAssistantView
Expand All @@ -12,7 +14,6 @@
_LOGGER = logging.getLogger(__name__)
CONFIG_PATH = 'zwave_device_config.yaml'
OZW_LOG_FILENAME = 'OZW_Log.txt'
URL_API_OZW_LOG = '/api/zwave/ozwlog'


@asyncio.coroutine
Expand All @@ -26,13 +27,44 @@ def async_setup(hass):
hass.http.register_view(ZWaveNodeGroupView)
hass.http.register_view(ZWaveNodeConfigView)
hass.http.register_view(ZWaveUserCodeView)
hass.http.register_static_path(
URL_API_OZW_LOG, hass.config.path(OZW_LOG_FILENAME), False)
hass.http.register_view(ZWaveLogView)
hass.http.register_view(ZWaveConfigWriteView)

return True


class ZWaveLogView(HomeAssistantView):
"""View to read the ZWave log file."""

url = "/api/zwave/ozwlog"
name = "api:zwave:ozwlog"

# pylint: disable=no-self-use
@asyncio.coroutine
def get(self, request):
"""Retrieve the lines from ZWave log."""
try:
lines = int(request.query.get('lines', 0))
except ValueError:
return Response(text='Invalid datetime', status=400)

hass = request.app['hass']
response = yield from hass.async_add_job(self._get_log, hass, lines)

return Response(text='\n'.join(response))

def _get_log(self, hass, lines):
"""Retrieve the logfile content."""
logfilepath = hass.config.path(OZW_LOG_FILENAME)
with open(logfilepath, 'r') as logfile:
data = (line.rstrip() for line in logfile)
if lines == 0:
loglines = list(data)
else:
loglines = deque(data, lines)
return loglines


class ZWaveConfigWriteView(HomeAssistantView):
"""View to save the ZWave configuration to zwcfg_xxxxx.xml."""

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