106 lines
3.7 KiB
Python
106 lines
3.7 KiB
Python
# osmo-lpmgd: class defining a Switcher object for Intellinet PDUs
|
|
|
|
# Import from osmo-gsm-tester.git/src/osmo_gsm_tester/obj/powersupply_intellinet.py
|
|
#
|
|
# Copyright (C) 2019,2023 by sysmocom - s.f.m.c. GmbH
|
|
#
|
|
# Author: Pau Espin Pedrol <pespin@sysmocom.de>
|
|
# Author: Harald Welte <laforge@osmocom.org>
|
|
#
|
|
# This program is free software: you can redistribute it and/or modify
|
|
# it under the terms of the GNU General Public License as
|
|
# published by the Free Software Foundation, either version 3 of the
|
|
# License, or (at your option) any later version.
|
|
#
|
|
# This program is distributed in the hope that it will be useful,
|
|
# but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
# GNU General Public License for more details.
|
|
#
|
|
# You should have received a copy of the GNU General Public License
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
import logging
|
|
import urllib.request
|
|
import xml.etree.ElementTree as ET
|
|
|
|
from osmocom.lpmgd.model import Switcher
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
class IntellinetSwitcher(Switcher):
|
|
"""Switcher implementation to control Intellinet PDU devices."""
|
|
|
|
# HTTP request timeout, in seconds
|
|
PDU_TIMEOUT = 5
|
|
|
|
PDU_CMD_ON = 0
|
|
PDU_CMD_OFF = 1
|
|
|
|
def _url_prefix(self):
|
|
return 'http://' + self.device_ip
|
|
|
|
def _url_status(self):
|
|
return self._url_prefix() + '/status.xml'
|
|
|
|
def _url_set_port_status(self, pdu_cmd):
|
|
return self._url_prefix() + "/control_outlet.htm?" + "outlet" + str(self.port - 1) + "=1" + "&op=" + str(pdu_cmd) + "&submit=Anwenden"
|
|
|
|
def _port_stat_name(self):
|
|
# Names start with idx 0, while in ogt we count sockets starting from 1.
|
|
return 'outletStat' + str(self.port - 1)
|
|
|
|
def _fetch_status(self):
|
|
data = urllib.request.urlopen(self._url_status(), timeout = self.PDU_TIMEOUT).read()
|
|
if not data:
|
|
raise self.log.Error('empty status xml')
|
|
return data
|
|
|
|
def _get_port_status(self):
|
|
data = self._fetch_status()
|
|
root = ET.fromstring(data)
|
|
for child in root:
|
|
if child.tag == self._port_stat_name():
|
|
return child.text
|
|
raise self.log.Error('no state for %s' % self._port_stat_name())
|
|
|
|
def _set_port_status(self, pdu_cmd):
|
|
urllib.request.urlopen(self._url_set_port_status(pdu_cmd),timeout = self.PDU_TIMEOUT).read()
|
|
|
|
|
|
########################
|
|
# PUBLIC - INTERNAL API
|
|
########################
|
|
def __init__(self, conf):
|
|
super().__init__(conf, 'intellinet')
|
|
self.log = logger
|
|
mydevid = conf.get('device')
|
|
if mydevid is None:
|
|
raise self.log.Error('No "device" attribute provided in supply conf!')
|
|
self.set_name('intellinet-'+mydevid)
|
|
myport = conf.get('port')
|
|
if myport is None:
|
|
raise self.log.Error('No "port" attribute provided in power_supply conf!')
|
|
if not int(myport):
|
|
raise self.log.Error('Wrong non numeric "port" attribute provided in power_supply conf!')
|
|
self.set_name('intellinet-'+mydevid+'-'+myport)
|
|
self.device_ip = mydevid
|
|
self.port = int(myport)
|
|
|
|
def _obtain_actual_status(self):
|
|
"""Get whether the device is powered on or off."""
|
|
return self._get_port_status()
|
|
|
|
def _status_change(self, new_status: str):
|
|
"""Turn on (onoff=True) or off (onoff=False) the device."""
|
|
if new_status == 'on':
|
|
self.log.debug('switchon %s:%u' % (self.device_ip, self.port))
|
|
self._set_port_status(self.PDU_CMD_ON)
|
|
else:
|
|
self.log.debug('switchoff %s:%u' % (self.device_ip, self.port))
|
|
self._set_port_status(self.PDU_CMD_OFF)
|
|
|
|
|
|
# vim: expandtab tabstop=4 shiftwidth=4
|