diff options
Diffstat (limited to 'roles/lib_zabbix/library/zbx_itemprototype.py')
| -rw-r--r-- | roles/lib_zabbix/library/zbx_itemprototype.py | 241 |
1 files changed, 241 insertions, 0 deletions
diff --git a/roles/lib_zabbix/library/zbx_itemprototype.py b/roles/lib_zabbix/library/zbx_itemprototype.py new file mode 100644 index 000000000..47100f613 --- /dev/null +++ b/roles/lib_zabbix/library/zbx_itemprototype.py @@ -0,0 +1,241 @@ +#!/usr/bin/env python +''' +Zabbix discovery rule ansible module +''' +# vim: expandtab:tabstop=4:shiftwidth=4 +# +# Copyright 2015 Red Hat Inc. +# +# Licensed under the Apache License, Version 2.0 (the "License"); +# you may not use this file except in compliance with the License. +# You may obtain a copy of the License at +# +# http://www.apache.org/licenses/LICENSE-2.0 +# +# Unless required by applicable law or agreed to in writing, software +# distributed under the License is distributed on an "AS IS" BASIS, +# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +# See the License for the specific language governing permissions and +# limitations under the License. +# + +# This is in place because each module looks similar to each other. +# These need duplicate code as their behavior is very similar +# but different for each zabbix class. +# pylint: disable=duplicate-code + +# pylint: disable=import-error +from openshift_tools.monitoring.zbxapi import ZabbixAPI, ZabbixConnection + +def exists(content, key='result'): + ''' Check if key exists in content or the size of content[key] > 0 + ''' + if not content.has_key(key): + return False + + if not content[key]: + return False + + return True + +def get_rule_id(zapi, discoveryrule_name): + '''get a discoveryrule by name + ''' + content = zapi.get_content('discoveryrule', + 'get', + {'search': {'name': discoveryrule_name}, + 'output': 'extend', + }) + if not content['result']: + return None + return content['result'][0]['itemid'] + +def get_template(zapi, template_name): + '''get a template by name + ''' + content = zapi.get_content('template', + 'get', + {'search': {'host': template_name}, + 'output': 'extend', + 'selectInterfaces': 'interfaceid', + }) + if not content['result']: + return None + return content['result'][0] + +def get_type(ztype): + ''' + Determine which type of discoverrule this is + ''' + _types = {'agent': 0, + 'SNMPv1': 1, + 'trapper': 2, + 'simple': 3, + 'SNMPv2': 4, + 'internal': 5, + 'SNMPv3': 6, + 'active': 7, + 'aggregate': 8, + 'external': 10, + 'database monitor': 11, + 'ipmi': 12, + 'ssh': 13, + 'telnet': 14, + 'calculated': 15, + 'JMX': 16, + } + + for typ in _types.keys(): + if ztype in typ or ztype == typ: + _vtype = _types[typ] + break + else: + _vtype = 2 + + return _vtype + +def get_value_type(value_type): + ''' + Possible values: + 0 - numeric float; + 1 - character; + 2 - log; + 3 - numeric unsigned; + 4 - text + ''' + vtype = 0 + if 'int' in value_type: + vtype = 3 + elif 'char' in value_type: + vtype = 1 + elif 'str' in value_type: + vtype = 4 + + return vtype + +def get_status(status): + ''' Determine status + ''' + _status = 0 + if status == 'disabled': + _status = 1 + elif status == 'unsupported': + _status = 3 + + return _status + +def get_app_ids(zapi, application_names): + ''' get application ids from names + ''' + app_ids = [] + for app_name in application_names: + content = zapi.get_content('application', 'get', {'search': {'name': app_name}}) + if content.has_key('result'): + app_ids.append(content['result'][0]['applicationid']) + return app_ids + +def main(): + ''' + Ansible module for zabbix discovery rules + ''' + + module = AnsibleModule( + argument_spec=dict( + zbx_server=dict(default='https://localhost/zabbix/api_jsonrpc.php', type='str'), + zbx_user=dict(default=os.environ['ZABBIX_USER'], type='str'), + zbx_password=dict(default=os.environ['ZABBIX_PASSWORD'], type='str'), + zbx_debug=dict(default=False, type='bool'), + name=dict(default=None, type='str'), + key=dict(default=None, type='str'), + interfaceid=dict(default=None, type='int'), + ztype=dict(default='trapper', type='str'), + value_type=dict(default='float', type='str'), + delay=dict(default=60, type='int'), + lifetime=dict(default=30, type='int'), + template_name=dict(default=[], type='list'), + state=dict(default='present', type='str'), + status=dict(default='enabled', type='str'), + discoveryrule_name=dict(default=None, type='str'), + applications=dict(default=[], type='list'), + ), + #supports_check_mode=True + ) + + zapi = ZabbixAPI(ZabbixConnection(module.params['zbx_server'], + module.params['zbx_user'], + module.params['zbx_password'], + module.params['zbx_debug'])) + + #Set the instance and the template for the rest of the calls + zbx_class_name = 'itemprototype' + idname = "itemid" + dname = module.params['name'] + state = module.params['state'] + + # selectInterfaces doesn't appear to be working but is needed. + content = zapi.get_content(zbx_class_name, + 'get', + {'search': {'name': dname}, + 'selectApplications': 'applicationid', + 'selectDiscoveryRule': 'itemid', + #'selectDhosts': 'dhostid', + }) + if state == 'list': + module.exit_json(changed=False, results=content['result'], state="list") + + if state == 'absent': + if not exists(content): + module.exit_json(changed=False, state="absent") + + content = zapi.get_content(zbx_class_name, 'delete', [content['result'][0][idname]]) + module.exit_json(changed=True, results=content['result'], state="absent") + + if state == 'present': + template = get_template(zapi, module.params['template_name']) + params = {'name': dname, + 'key_': module.params['key'], + 'hostid': template['templateid'], + 'interfaceid': module.params['interfaceid'], + 'ruleid': get_rule_id(zapi, module.params['discoveryrule_name']), + 'type': get_type(module.params['ztype']), + 'value_type': get_value_type(module.params['value_type']), + 'applications': get_app_ids(zapi, module.params['applications']), + } + if params['type'] in [2, 5, 7, 8, 11, 15]: + params.pop('interfaceid') + + if not exists(content): + # if we didn't find it, create it + content = zapi.get_content(zbx_class_name, 'create', params) + module.exit_json(changed=True, results=content['result'], state='present') + # already exists, we need to update it + # let's compare properties + differences = {} + zab_results = content['result'][0] + for key, value in params.items(): + + if key == 'ruleid': + if value != zab_results['discoveryRule']['itemid']: + differences[key] = value + + elif zab_results[key] != value and zab_results[key] != str(value): + differences[key] = value + + if not differences: + module.exit_json(changed=False, results=zab_results, state="present") + + # We have differences and need to update + differences[idname] = zab_results[idname] + content = zapi.get_content(zbx_class_name, 'update', differences) + module.exit_json(changed=True, results=content['result'], state="present") + + module.exit_json(failed=True, + changed=False, + results='Unknown state passed. %s' % state, + state="unknown") + +# pylint: disable=redefined-builtin, unused-wildcard-import, wildcard-import, locally-disabled +# import module snippets. This are required +from ansible.module_utils.basic import * + +main() |