112 lines
3.8 KiB
Python
112 lines
3.8 KiB
Python
# -*- coding: utf-8 -*-
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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
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# 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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"""
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Installs and configures Nagios
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"""
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from packstack.installer import basedefs
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from packstack.installer import validators
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from packstack.installer import processors
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from packstack.installer import utils
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from packstack.modules.documentation import update_params_usage
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from packstack.modules.common import filtered_hosts
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# ------------- Nagios Packstack Plugin Initialization --------------
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PLUGIN_NAME = "OS-Nagios"
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PLUGIN_NAME_COLORED = utils.color_text(PLUGIN_NAME, 'blue')
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def initConfig(controller):
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params = [
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{"CMD_OPTION": "nagios-passwd",
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"PROMPT": "Enter the password for the nagiosadmin user",
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"OPTION_LIST": [],
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"VALIDATORS": [validators.validate_not_empty],
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"PROCESSORS": [processors.process_password],
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"DEFAULT_VALUE": "PW_PLACEHOLDER",
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"MASK_INPUT": True,
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"LOOSE_VALIDATION": True,
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"CONF_NAME": "CONFIG_NAGIOS_PW",
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"USE_DEFAULT": False,
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"NEED_CONFIRM": False,
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"CONDITION": False},
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]
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update_params_usage(basedefs.PACKSTACK_DOC, params, sectioned=False)
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group = {"GROUP_NAME": "NAGIOS",
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"DESCRIPTION": "Nagios Config parameters",
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"PRE_CONDITION": "CONFIG_NAGIOS_INSTALL",
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"PRE_CONDITION_MATCH": "y",
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"POST_CONDITION": False,
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"POST_CONDITION_MATCH": True}
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controller.addGroup(group, params)
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def initSequences(controller):
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if controller.CONF['CONFIG_NAGIOS_INSTALL'] != 'y':
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return
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nagiossteps = [
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{'title': 'Preparing Nagios server entries',
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'functions': [create_manifest]},
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{'title': 'Preparing Nagios host entries',
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'functions': [create_nrpe_manifests]}
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]
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controller.addSequence("Installing Nagios", [], [], nagiossteps)
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# -------------------------- step functions --------------------------
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def create_manifest(config, messages):
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config['CONFIG_NAGIOS_NODES'] = list(filtered_hosts(config))
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openstack_services = []
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openstack_services.append('keystone-user-list')
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if config['CONFIG_GLANCE_INSTALL'] == 'y':
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openstack_services.append('glance-index')
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if config['CONFIG_NOVA_INSTALL'] == 'y':
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openstack_services.append('nova-list')
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if config['CONFIG_CINDER_INSTALL'] == 'y':
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openstack_services.append('cinder-list')
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if config['CONFIG_SWIFT_INSTALL'] == 'y':
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openstack_services.append('swift-list')
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config['CONFIG_NAGIOS_SERVICES'] = openstack_services
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def create_nrpe_manifests(config, messages):
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for hostname in filtered_hosts(config):
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config['CONFIG_NRPE_HOST'] = hostname
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# Only the Nagios host is allowed to talk to nrpe
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fw_details = dict()
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key = "nagios_nrpe"
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fw_details.setdefault(key, {})
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fw_details[key]['host'] = "%s" % config['CONFIG_CONTROLLER_HOST']
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fw_details[key]['service_name'] = "nagios-nrpe"
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fw_details[key]['chain'] = "INPUT"
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fw_details[key]['ports'] = ['5666']
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fw_details[key]['proto'] = "tcp"
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config['FIREWALL_NAGIOS_NRPE_RULES'] = fw_details
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messages.append("To use Nagios, browse to "
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"http://%(CONFIG_CONTROLLER_HOST)s/nagios "
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"username: nagiosadmin, password: %(CONFIG_NAGIOS_PW)s"
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% config)
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