diff options
Diffstat (limited to 'roles/os_zabbix/library')
| -rwxr-xr-x | roles/os_zabbix/library/zbxapi.py | 273 |
1 files changed, 273 insertions, 0 deletions
diff --git a/roles/os_zabbix/library/zbxapi.py b/roles/os_zabbix/library/zbxapi.py new file mode 100755 index 000000000..f4f52909b --- /dev/null +++ b/roles/os_zabbix/library/zbxapi.py @@ -0,0 +1,273 @@ +#!/usr/bin/env python + +# 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. +# +# Purpose: An ansible module to communicate with zabbix. +# + +import json +import httplib2 +import sys +import os +import re + +class ZabbixAPI(object): + ''' + ZabbixAPI class + ''' + classes = { + 'Action': ['create', 'delete', 'get', 'update'], + 'Alert': ['get'], + 'Application': ['create', 'delete', 'get', 'massadd', 'update'], + 'Configuration': ['export', 'import'], + 'Dcheck': ['get'], + 'Dhost': ['get'], + 'Drule': ['copy', 'create', 'delete', 'get', 'isreadable', 'iswritable', 'update'], + 'Dservice': ['get'], + 'Event': ['acknowledge', 'get'], + 'Graph': ['create', 'delete', 'get', 'update'], + 'Graphitem': ['get'], + 'Graphprototype': ['create', 'delete', 'get', 'update'], + 'History': ['get'], + 'Hostgroup': ['create', 'delete', 'get', 'isreadable', 'iswritable', 'massadd', 'massremove', 'massupdate', 'update'], + 'Hostinterface': ['create', 'delete', 'get', 'massadd', 'massremove', 'replacehostinterfaces', 'update'], + 'Host': ['create', 'delete', 'get', 'isreadable', 'iswritable', 'massadd', 'massremove', 'massupdate', 'update'], + 'Hostprototype': ['create', 'delete', 'get', 'isreadable', 'iswritable', 'update'], + 'Httptest': ['create', 'delete', 'get', 'isreadable', 'iswritable', 'update'], + 'Iconmap': ['create', 'delete', 'get', 'isreadable', 'iswritable', 'update'], + 'Image': ['create', 'delete', 'get', 'update'], + 'Item': ['create', 'delete', 'get', 'isreadable', 'iswritable', 'update'], + 'Itemprototype': ['create', 'delete', 'get', 'isreadable', 'iswritable', 'update'], + 'Maintenance': ['create', 'delete', 'get', 'update'], + 'Map': ['create', 'delete', 'get', 'isreadable', 'iswritable', 'update'], + 'Mediatype': ['create', 'delete', 'get', 'update'], + 'Proxy': ['create', 'delete', 'get', 'isreadable', 'iswritable', 'update'], + 'Screen': ['create', 'delete', 'get', 'update'], + 'Screenitem': ['create', 'delete', 'get', 'isreadable', 'iswritable', 'update', 'updatebyposition'], + 'Script': ['create', 'delete', 'execute', 'get', 'getscriptsbyhosts', 'update'], + 'Service': ['adddependencies', 'addtimes', 'create', 'delete', 'deletedependencies', 'deletetimes', 'get', 'getsla', 'isreadable', 'iswritable', 'update'], + 'Template': ['create', 'delete', 'get', 'isreadable', 'iswritable', 'massadd', 'massremove', 'massupdate', 'update'], + 'Templatescreen': ['copy', 'create', 'delete', 'get', 'isreadable', 'iswritable', 'update'], + 'Templatescreenitem': ['get'], + 'Trigger': ['adddependencies', 'create', 'delete', 'deletedependencies', 'get', 'isreadable', 'iswritable', 'update'], + 'Triggerprototype': ['create', 'delete', 'get', 'update'], + 'User': ['addmedia', 'create', 'delete', 'deletemedia', 'get', 'isreadable', 'iswritable', 'login', 'logout', 'update', 'updatemedia', 'updateprofile'], + 'Usergroup': ['create', 'delete', 'get', 'isreadable', 'iswritable', 'massadd', 'massupdate', 'update'], + 'Usermacro': ['create', 'createglobal', 'delete', 'deleteglobal', 'get', 'update', 'updateglobal'], + 'Usermedia': ['get'], + } + + def __init__(self, data={}): + self.server = data['server'] or None + self.username = data['user'] or None + self.password = data['password'] or None + if any(map(lambda value: value == None, [self.server, self.username, self.password])): + print 'Please specify zabbix server url, username, and password.' + sys.exit(1) + + self.verbose = data.has_key('verbose') + self.use_ssl = data.has_key('use_ssl') + self.auth = None + + for class_name, method_names in self.classes.items(): + #obj = getattr(self, class_name)(self) + #obj.__dict__ + setattr(self, class_name.lower(), getattr(self, class_name)(self)) + + results = self.user.login(user=self.username, password=self.password) + + if results[0]['status'] == '200': + if results[1].has_key('result'): + self.auth = results[1]['result'] + elif results[1].has_key('error'): + print "Unable to authenticate with zabbix server. {0} ".format(results[1]['error']) + sys.exit(1) + else: + print "Error in call to zabbix. Http status: {0}.".format(results[0]['status']) + sys.exit(1) + + def perform(self, method, params): + ''' + This method calls your zabbix server. + + It requires the following parameters in order for a proper request to be processed: + + jsonrpc - the version of the JSON-RPC protocol used by the API; the Zabbix API implements JSON-RPC version 2.0; + method - the API method being called; + params - parameters that will be passed to the API method; + id - an arbitrary identifier of the request; + auth - a user authentication token; since we don't have one yet, it's set to null. + ''' + http_method = "POST" + if params.has_key("http_method"): + http_method = params['http_method'] + + jsonrpc = "2.0" + if params.has_key('jsonrpc'): + jsonrpc = params['jsonrpc'] + + rid = 1 + if params.has_key('id'): + rid = params['id'] + + http = None + if self.use_ssl: + http = httplib2.Http() + else: + http = httplib2.Http( disable_ssl_certificate_validation=True,) + + headers = params.get('headers', {}) + headers["Content-type"] = "application/json" + + body = { + "jsonrpc": jsonrpc, + "method": method, + "params": params, + "id": rid, + 'auth': self.auth, + } + + if method in ['user.login','api.version']: + del body['auth'] + + body = json.dumps(body) + + if self.verbose: + print body + print method + print headers + httplib2.debuglevel = 1 + + response, results = http.request(self.server, http_method, body, headers) + + if self.verbose: + print response + print results + + try: + results = json.loads(results) + except ValueError as e: + results = {"error": e.message} + + return response, results + + ''' + This bit of metaprogramming is where the ZabbixAPI subclasses are created. + For each of ZabbixAPI.classes we create a class from the key and methods + from the ZabbixAPI.classes values. We pass a reference to ZabbixAPI class + to each subclass in order for each to be able to call the perform method. + ''' + @staticmethod + def meta(class_name, method_names): + # This meta method allows a class to add methods to it. + def meta_method(Class, method_name): + # This template method is a stub method for each of the subclass + # methods. + def template_method(self, **params): + return self.parent.perform(class_name.lower()+"."+method_name, params) + template_method.__doc__ = "https://www.zabbix.com/documentation/2.4/manual/api/reference/%s/%s" % (class_name.lower(), method_name) + template_method.__name__ = method_name + # this is where the template method is placed inside of the subclass + # e.g. setattr(User, "create", stub_method) + setattr(Class, template_method.__name__, template_method) + + # This class call instantiates a subclass. e.g. User + Class=type(class_name, (object,), { '__doc__': "https://www.zabbix.com/documentation/2.4/manual/api/reference/%s" % class_name.lower() }) + # This init method gets placed inside of the Class + # to allow it to be instantiated. A reference to the parent class(ZabbixAPI) + # is passed in to allow each class access to the perform method. + def __init__(self, parent): + self.parent = parent + # This attaches the init to the subclass. e.g. Create + setattr(Class, __init__.__name__, __init__) + # For each of our ZabbixAPI.classes dict values + # Create a method and attach it to our subclass. + # e.g. 'User': ['delete', 'get', 'updatemedia', 'updateprofile', + # 'update', 'iswritable', 'logout', 'addmedia', 'create', + # 'login', 'deletemedia', 'isreadable'], + # User.delete + # User.get + for method_name in method_names: + meta_method(Class, method_name) + # Return our subclass with all methods attached + return Class + +# Attach all ZabbixAPI.classes to ZabbixAPI class through metaprogramming +for class_name, method_names in ZabbixAPI.classes.items(): + setattr(ZabbixAPI, class_name, ZabbixAPI.meta(class_name, method_names)) + +def main(): + + module = AnsibleModule( + argument_spec = dict( + server=dict(default='https://localhost/zabbix/api_jsonrpc.php', type='str'), + user=dict(default=None, type='str'), + password=dict(default=None, type='str'), + zbx_class=dict(choices=ZabbixAPI.classes.keys()), + action=dict(default=None, type='str'), + params=dict(), + debug=dict(default=False, type='bool'), + ), + #supports_check_mode=True + ) + + user = module.params.get('user', None) + if not user: + user = os.environ['ZABBIX_USER'] + + pw = module.params.get('password', None) + if not pw: + pw = os.environ['ZABBIX_PASSWORD'] + + server = module.params['server'] + + if module.params['debug']: + options['debug'] = True + + api_data = { + 'user': user, + 'password': pw, + 'server': server, + } + + if not user or not pw or not server: + module.fail_json('Please specify the user, password, and the zabbix server.') + + zapi = ZabbixAPI(api_data) + + zbx_class = module.params.get('zbx_class') + action = module.params.get('action') + params = module.params.get('params', {}) + + + # Get the instance we are trying to call + zbx_class_inst = zapi.__getattribute__(zbx_class.lower()) + # Get the instance's method we are trying to call + zbx_action_method = zapi.__getattribute__(zbx_class.capitalize()).__dict__[action] + # Make the call with the incoming params + results = zbx_action_method(zbx_class_inst, **params) + + # Results Section + changed_state = False + status = results[0]['status'] + if status not in ['200', '201']: + #changed_state = False + module.fail_json(msg="Http response: [%s] - Error: %s" % (str(results[0]), results[1])) + + module.exit_json(**{'results': results[1]['result']}) + +from ansible.module_utils.basic import * + +main() |