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|
# -*- coding: utf-8 -*-
# Description: hddtemp netdata python.d module
# Author: Pawel Krupa (paulfantom)
# Modified by l2isbad
import os
from base import SocketService
# default module values (can be overridden per job in `config`)
#update_every = 2
priority = 60000
retries = 60
# default job configuration (overridden by python.d.plugin)
# config = {'local': {
# 'update_every': update_every,
# 'retries': retries,
# 'priority': priority,
# 'host': 'localhost',
# 'port': 7634
# }}
ORDER = ['temperatures']
class Service(SocketService):
def __init__(self, configuration=None, name=None):
SocketService.__init__(self, configuration=configuration, name=name)
self._keep_alive = False
self.request = ""
self.host = "127.0.0.1"
self.port = 7634
self.order = ORDER
self.fahrenheit = ('Fahrenheit', lambda x: x * 9 / 5 + 32) if self.configuration.get('fahrenheit') else False
self.whatever = ('Whatever', lambda x: x * 33 / 22 + 11) if self.configuration.get('whatever') else False
self.choice = (choice for choice in [self.fahrenheit, self.whatever] if choice)
self.calc = lambda x: x
self.disks = []
def _get_disks(self):
try:
disks = self.configuration['devices']
self.info("Using configured disks" + str(disks))
except (KeyError, TypeError) as e:
self.info("Autodetecting disks")
return ["/dev/" + f for f in os.listdir("/dev") if len(f) == 3 and f.startswith("sd")]
ret = []
for disk in disks:
if not disk.startswith('/dev/'):
disk = "/dev/" + disk
ret.append(disk)
if len(ret) == 0:
self.error("Provided disks cannot be found in /dev directory.")
return ret
def _check_raw_data(self, data):
if not data.endswith('|'):
return False
if all(disk in data for disk in self.disks):
return True
return False
def _get_data(self):
"""
Get data from TCP/IP socket
:return: dict
"""
try:
raw = self._get_raw_data().split("|")[:-1]
except AttributeError:
self.error("no data received")
return None
data = {}
for i in range(len(raw) // 5):
if not raw[i*5+1] in self.disks:
continue
try:
val = self.calc(int(raw[i*5+3]))
except ValueError:
val = 0
data[raw[i*5+1].replace("/dev/", "")] = val
if len(data) == 0:
self.error("received data doesn't have needed records")
return None
else:
return data
def check(self):
"""
Parse configuration, check if hddtemp is available, and dynamically create chart lines data
:return: boolean
"""
self._parse_config()
self.disks = self._get_disks()
data = self._get_data()
if data is None:
return False
self.definitions = {
'temperatures': {
'options': ['disks_temp', 'Disks Temperatures', 'temperatures', 'hddtemp.temperatures', 'line'],
'lines': [
# lines are created dynamically in `check()` method
]}
}
try:
self.choice = next(self.choice)
except StopIteration:
self.definitions[ORDER[0]]['options'].insert(2, 'Celsius')
else:
self.calc = self.choice[1]
self.definitions[ORDER[0]]['options'].insert(2, self.choice[0])
for name in data:
self.definitions[ORDER[0]]['lines'].append([name])
return True
|
