97 lines
3.3 KiB
Python
97 lines
3.3 KiB
Python
# Copyright 2014 Huawei Technologies Co. Ltd
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Health Check module for TFTP service."""
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import os
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import socket
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import xmlrpclib
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from compass.actions.health_check import base
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from compass.actions.health_check import utils as health_check_utils
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class TftpCheck(base.BaseCheck):
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"""tftp health check class."""
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NAME = "TFTP Check"
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def run(self):
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"""do health check."""
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installer = self.config.OS_INSTALLER
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method_name = "self.check_" + installer + "_tftp()"
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return eval(method_name)
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def check_cobbler_tftp(self):
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"""Checks if Cobbler manages TFTP service.
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:note: we assume TFTP service is running at the
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same machine where this health check runs at
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"""
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try:
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remote = xmlrpclib.Server(
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self.config.COBBLER_INSTALLER_URL,
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allow_none=True)
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remote.login(
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*self.config.COBBLER_INSTALLER_TOKEN)
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except Exception:
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self._set_status(
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0,
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"[%s]Error: Cannot login to Cobbler with the tokens "
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" provided in the config file" % self.NAME)
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return (self.code, self.messages)
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cobbler_settings = remote.get_settings()
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if cobbler_settings['manage_tftp'] == 0:
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self.messages.append(
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'[TFTP]Info: tftp service is not managed by Compass')
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return (0, self.messages)
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self.check_tftp_dir()
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print "[Done]"
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self.check_tftp_service()
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print "[Done]"
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if self.code == 1:
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self.messages.append(
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"[%s]Info: tftp service health check has completed. "
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"No problems found, all systems go." % self.NAME)
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return (self.code, self.messages)
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def check_tftp_dir(self):
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"""Validates TFTP directories and configurations."""
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print "Checking TFTP directories......",
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if not os.path.exists('/var/lib/tftpboot/'):
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self._set_status(
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0,
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"[%s]Error: No tftp-boot libraries found, "
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"please check if tftp server is properly "
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"installed/managed" % self.NAME)
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return True
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def check_tftp_service(self):
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"""Checks if TFTP is running on port 69."""
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print "Checking TFTP services......",
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serv_err_msg = health_check_utils.check_service_running(self.NAME,
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'xinetd')
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if not serv_err_msg == "":
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self._set_status(0, serv_err_msg)
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if 'tftp' != socket.getservbyport(69):
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self._set_status(
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0,
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"[%s]Error: tftp doesn't seem to be listening "
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"on Port 60." % self.NAME)
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return True
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