#!/usr/bin/python # -*- coding: utf-8 -*- # (c) 2016, Renato Orgito <orgito@gmail.com> # GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt) from __future__ import absolute_import, division, print_function __metaclass__ = type DOCUMENTATION = ''' --- module: spectrum_device short_description: Creates/deletes devices in CA Spectrum. description: - This module allows you to create and delete devices in CA Spectrum U(https://www.ca.com/us/products/ca-spectrum.html). - Tested on CA Spectrum 9.4.2, 10.1.1 and 10.2.1 author: "Renato Orgito (@orgito)" options: device: type: str aliases: [ host, name ] required: true description: - IP address of the device. - If a hostname is given, it will be resolved to the IP address. community: type: str description: - SNMP community used for device discovery. - Required when C(state=present). required: true landscape: type: str required: true description: - Landscape handle of the SpectroServer to which add or remove the device. state: type: str required: false description: - On C(present) creates the device when it does not exist. - On C(absent) removes the device when it exists. choices: ['present', 'absent'] default: 'present' url: type: str aliases: [ oneclick_url ] required: true description: - HTTP, HTTPS URL of the Oneclick server in the form (http|https)://host.domain[:port] url_username: type: str aliases: [ oneclick_user ] required: true description: - Oneclick user name. url_password: type: str aliases: [ oneclick_password ] required: true description: - Oneclick user password. use_proxy: required: false description: - if C(no), it will not use a proxy, even if one is defined in an environment variable on the target hosts. default: 'yes' type: bool validate_certs: required: false description: - If C(no), SSL certificates will not be validated. This should only be used on personally controlled sites using self-signed certificates. default: 'yes' type: bool agentport: type: int required: false description: - UDP port used for SNMP discovery. default: 161 notes: - The devices will be created inside the I(Universe) container of the specified landscape. - All the operations will be performed only on the specified landscape. ''' EXAMPLES = ''' - name: Add device to CA Spectrum local_action: module: spectrum_device device: '{{ ansible_host }}' community: secret landscape: '0x100000' oneclick_url: http://oneclick.example.com:8080 oneclick_user: username oneclick_password: password state: present - name: Remove device from CA Spectrum local_action: module: spectrum_device device: '{{ ansible_host }}' landscape: '{{ landscape_handle }}' oneclick_url: http://oneclick.example.com:8080 oneclick_user: username oneclick_password: password use_proxy: no state: absent ''' RETURN = ''' device: description: device data when state = present returned: success type: dict sample: {'model_handle': '0x1007ab', 'landscape': '0x100000', 'address': '10.10.5.1'} ''' from socket import gethostbyname, gaierror import xml.etree.ElementTree as ET from ansible.module_utils.basic import AnsibleModule from ansible.module_utils.urls import fetch_url def request(resource, xml=None, method=None): headers = { "Content-Type": "application/xml", "Accept": "application/xml" } url = module.params['oneclick_url'] + '/spectrum/restful/' + resource response, info = fetch_url(module, url, data=xml, method=method, headers=headers, timeout=45) if info['status'] == 401: module.fail_json(msg="failed to authenticate to Oneclick server") if info['status'] not in (200, 201, 204): module.fail_json(msg=info['msg']) return response.read() def post(resource, xml=None): return request(resource, xml=xml, method='POST') def delete(resource): return request(resource, xml=None, method='DELETE') def get_ip(): try: device_ip = gethostbyname(module.params.get('device')) except gaierror: module.fail_json(msg="failed to resolve device ip address for '%s'" % module.params.get('device')) return device_ip def get_device(device_ip): """Query OneClick for the device using the IP Address""" resource = '/models' landscape_min = "0x%x" % int(module.params.get('landscape'), 16) landscape_max = "0x%x" % (int(module.params.get('landscape'), 16) + 0x100000) xml = """<?xml version="1.0" encoding="UTF-8"?> <rs:model-request throttlesize="5" xmlns:rs="http://www.ca.com/spectrum/restful/schema/request" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.ca.com/spectrum/restful/schema/request ../../../xsd/Request.xsd"> <rs:target-models> <rs:models-search> <rs:search-criteria xmlns="http://www.ca.com/spectrum/restful/schema/filter"> <action-models> <filtered-models> <and> <equals> <model-type>SearchManager</model-type> </equals> <greater-than> <attribute id="0x129fa"> <value>{mh_min}</value> </attribute> </greater-than> <less-than> <attribute id="0x129fa"> <value>{mh_max}</value> </attribute> </less-than> </and> </filtered-models> <action>FIND_DEV_MODELS_BY_IP</action> <attribute id="AttributeID.NETWORK_ADDRESS"> <value>{search_ip}</value> </attribute> </action-models> </rs:search-criteria> </rs:models-search> </rs:target-models> <rs:requested-attribute id="0x12d7f" /> <!--Network Address--> </rs:model-request> """.format(search_ip=device_ip, mh_min=landscape_min, mh_max=landscape_max) result = post(resource, xml=xml) root = ET.fromstring(result) if root.get('total-models') == '0': return None namespace = dict(ca='http://www.ca.com/spectrum/restful/schema/response') # get the first device model = root.find('ca:model-responses', namespace).find('ca:model', namespace) if model.get('error'): module.fail_json(msg="error checking device: %s" % model.get('error')) # get the attributes model_handle = model.get('mh') model_address = model.find('./*[@id="0x12d7f"]').text # derive the landscape handler from the model handler of the device model_landscape = "0x%x" % int(int(model_handle, 16) // 0x100000 * 0x100000) device = dict( model_handle=model_handle, address=model_address, landscape=model_landscape) return device def add_device(): device_ip = get_ip() device = get_device(device_ip) if device: module.exit_json(changed=False, device=device) if module.check_mode: device = dict( model_handle=None, address=device_ip, landscape="0x%x" % int(module.params.get('landscape'), 16)) module.exit_json(changed=True, device=device) resource = 'model?ipaddress=' + device_ip + '&commstring=' + module.params.get('community') resource += '&landscapeid=' + module.params.get('landscape') if module.params.get('agentport', None): resource += '&agentport=' + str(module.params.get('agentport', 161)) result = post(resource) root = ET.fromstring(result) if root.get('error') != 'Success': module.fail_json(msg=root.get('error-message')) namespace = dict(ca='http://www.ca.com/spectrum/restful/schema/response') model = root.find('ca:model', namespace) model_handle = model.get('mh') model_landscape = "0x%x" % int(int(model_handle, 16) // 0x100000 * 0x100000) device = dict( model_handle=model_handle, address=device_ip, landscape=model_landscape, ) module.exit_json(changed=True, device=device) def remove_device(): device_ip = get_ip() device = get_device(device_ip) if device is None: module.exit_json(changed=False) if module.check_mode: module.exit_json(changed=True) resource = '/model/' + device['model_handle'] result = delete(resource) root = ET.fromstring(result) namespace = dict(ca='http://www.ca.com/spectrum/restful/schema/response') error = root.find('ca:error', namespace).text if error != 'Success': error_message = root.find('ca:error-message', namespace).text module.fail_json(msg="%s %s" % (error, error_message)) module.exit_json(changed=True) def main(): global module module = AnsibleModule( argument_spec=dict( device=dict(required=True, aliases=['host', 'name']), landscape=dict(required=True), state=dict(choices=['present', 'absent'], default='present'), community=dict(required=True, no_log=True), # @TODO remove the 'required', given the required_if ? agentport=dict(type='int', default=161), url=dict(required=True, aliases=['oneclick_url']), url_username=dict(required=True, aliases=['oneclick_user']), url_password=dict(required=True, no_log=True, aliases=['oneclick_password']), use_proxy=dict(type='bool', default=True), validate_certs=dict(type='bool', default=True), ), required_if=[('state', 'present', ['community'])], supports_check_mode=True ) if module.params.get('state') == 'present': add_device() else: remove_device() if __name__ == '__main__': main()