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321 lines
12 KiB
Python
321 lines
12 KiB
Python
#!/usr/bin/python
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# (c) 2018, NetApp, Inc
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# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
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from __future__ import absolute_import, division, print_function
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__metaclass__ = type
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ANSIBLE_METADATA = {'metadata_version': '1.1',
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'status': ['preview'],
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'supported_by': 'certified'}
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DOCUMENTATION = '''
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module: na_ontap_firewall_policy
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short_description: NetApp ONTAP Manage a firewall policy
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version_added: '2.7'
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author: NetApp Ansible Team (ng-ansibleteam@netapp.com)
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description:
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- Manage a firewall policy for an Ontap Cluster
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extends_documentation_fragment:
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- netapp.na_ontap
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options:
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state:
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description:
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- Whether to set up a fire policy or not
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choices: ['present', 'absent']
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default: present
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allow_list:
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description:
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- A list of IPs and masks to use
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policy:
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description:
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- A policy name for the firewall policy
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required: true
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service:
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description:
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- The service to apply the policy to
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choices: ['http', 'https', 'ntp', 'rsh', 'snmp', 'ssh', 'telnet']
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required: true
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vserver:
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description:
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- The Vserver to apply the policy to.
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required: true
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enable:
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description:
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- enabled firewall
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choices: ['enable', 'disable']
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default: enable
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logging:
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description:
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- enable logging
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choices: ['enable', 'disable']
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default: disable
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node:
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description:
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- The node to run the firewall configuration on
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required: True
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'''
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EXAMPLES = """
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- name: create firewall Policy
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na_ontap_firewall_policy:
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state: present
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allow_list: [1.2.3.4/24,1.3.3.4/24]
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policy: pizza
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service: http
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vserver: ci_dev
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hostname: "{{ netapp hostname }}"
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username: "{{ netapp username }}"
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password: "{{ netapp password }}"
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node: laurentn-vsim1
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- name: Modify firewall Policy
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na_ontap_firewall_policy:
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state: present
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allow_list: [1.2.3.4/24,1.3.3.4/24]
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policy: pizza
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service: http
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vserver: ci_dev
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hostname: "{{ netapp hostname }}"
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username: "{{ netapp username }}"
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password: "{{ netapp password }}"
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node: laurentn-vsim1
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- name: Destory firewall Policy
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na_ontap_firewall_policy:
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state: absent
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policy: pizza
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service: http
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vserver: ci_dev
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hostname: "{{ netapp hostname }}"
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username: "{{ netapp username }}"
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password: "{{ netapp password }}"
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node: laurentn-vsim1
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"""
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RETURN = """
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"""
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import traceback
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from ansible.module_utils.basic import AnsibleModule
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from ansible.module_utils._text import to_native
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import ansible.module_utils.netapp as netapp_utils
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from ansible.module_utils.netapp_module import NetAppModule
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HAS_NETAPP_LIB = netapp_utils.has_netapp_lib()
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class NetAppONTAPFirewallPolicy(object):
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def __init__(self):
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self.argument_spec = netapp_utils.na_ontap_host_argument_spec()
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self.argument_spec.update(dict(
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state=dict(required=False, choices=['present', 'absent'], default='present'),
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allow_list=dict(required=False, type="list"),
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policy=dict(required=True, type='str'),
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service=dict(required=True, type='str', choices=['http', 'https', 'ntp', 'rsh', 'snmp', 'ssh', 'telnet']),
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vserver=dict(required=True, type="str"),
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enable=dict(required=False, type="str", choices=['enable', 'disable'], default='enable'),
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logging=dict(required=False, type="str", choices=["enable", 'disable'], default='disable'),
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node=dict(required=True, type="str")
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))
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self.module = AnsibleModule(
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argument_spec=self.argument_spec,
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supports_check_mode=True
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)
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self.na_helper = NetAppModule()
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self.parameters = self.na_helper.set_parameters(self.module.params)
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if HAS_NETAPP_LIB is False:
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self.module.fail_json(msg="the python NetApp-Lib module is required")
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else:
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self.server = netapp_utils.setup_na_ontap_zapi(module=self.module)
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return
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def create_firewall_policy(self):
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"""
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Create a firewall policy
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:return: Nothing
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"""
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net_firewall_policy_obj = netapp_utils.zapi.NaElement("net-firewall-policy-create")
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net_firewall_policy_obj = self.create_modify_policy(net_firewall_policy_obj)
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try:
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self.server.invoke_successfully(net_firewall_policy_obj, enable_tunneling=True)
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except netapp_utils.zapi.NaApiError as error:
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self.module.fail_json(msg="Error creating Firewall Policy: %s" % (to_native(error)), exception=traceback.format_exc())
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def destroy_firewall_policy(self):
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"""
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Destroy a Firewall Policy
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:return: None
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"""
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net_firewall_policy_obj = netapp_utils.zapi.NaElement("net-firewall-policy-destroy")
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net_firewall_policy_obj.add_new_child('policy', self.parameters['policy'])
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net_firewall_policy_obj.add_new_child('service', self.parameters['service'])
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net_firewall_policy_obj.add_new_child('vserver', self.parameters['vserver'])
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try:
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self.server.invoke_successfully(net_firewall_policy_obj, enable_tunneling=True)
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except netapp_utils.zapi.NaApiError as error:
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self.module.fail_json(msg="Error destroying Firewall Policy: %s" % (to_native(error)), exception=traceback.format_exc())
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def get_firewall_policy(self):
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"""
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Get a firewall policy
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:return: returns a firewall policy object, or returns False if there are none
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"""
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net_firewall_policy_obj = netapp_utils.zapi.NaElement("net-firewall-policy-get-iter")
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net_firewall_policy_info = netapp_utils.zapi.NaElement("net-firewall-policy-info")
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query = netapp_utils.zapi.NaElement('query')
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net_firewall_policy_info.add_new_child('policy', self.parameters['policy'])
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query.add_child_elem(net_firewall_policy_info)
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net_firewall_policy_obj.add_child_elem(query)
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result = self.server.invoke_successfully(net_firewall_policy_obj, True)
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if result.get_child_by_name('num-records') and \
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int(result.get_child_content('num-records')) == 1:
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return result
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return False
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def modify_firewall_policy(self):
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"""
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Modify a firewall Policy
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:return: none
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"""
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net_firewall_policy_obj = netapp_utils.zapi.NaElement("net-firewall-policy-modify")
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net_firewall_policy_obj = self.create_modify_policy(net_firewall_policy_obj)
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try:
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self.server.invoke_successfully(net_firewall_policy_obj, enable_tunneling=True)
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except netapp_utils.zapi.NaApiError as error:
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self.module.fail_json(msg="Error modifying Firewall Policy: %s" % (to_native(error)), exception=traceback.format_exc())
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def create_modify_policy(self, net_firewall_policy_obj):
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"""
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Set up the parameters for creating or modifying a policy
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:param net_firewall_policy_obj: The Firewall policy to modify
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:return:
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"""
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net_firewall_policy_obj.add_new_child('policy', self.parameters['policy'])
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net_firewall_policy_obj.add_new_child('service', self.parameters['service'])
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net_firewall_policy_obj.add_new_child('vserver', self.parameters['vserver'])
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allow_ip_list = netapp_utils.zapi.NaElement("allow-list")
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for each in self.parameters['allow_list']:
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net_firewall_policy_ip = netapp_utils.zapi.NaElement("ip-and-mask")
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net_firewall_policy_ip.set_content(each)
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allow_ip_list.add_child_elem(net_firewall_policy_ip)
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net_firewall_policy_obj.add_child_elem(allow_ip_list)
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return net_firewall_policy_obj
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def get_firewall_config(self):
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"""
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Get a firewall configuration
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:return: the firewall configuration
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"""
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net_firewall_config_obj = netapp_utils.zapi.NaElement("net-firewall-config-get")
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net_firewall_config_obj.add_new_child('node-name', self.parameters['node'])
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try:
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result = self.server.invoke_successfully(net_firewall_config_obj, True)
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except netapp_utils.zapi.NaApiError as error:
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self.module.fail_json(msg="Error getting Firewall Configuration: %s" % (to_native(error)), exception=traceback.format_exc())
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return result
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def check_policy(self, policy):
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"""
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Check to see if a policy has been changed or not
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:param policy: policy to check
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:return: True if the policy has changed, False if there are no changes
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"""
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changed = False
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attributes_list = policy.get_child_by_name('attributes-list')
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policy_info = attributes_list.get_child_by_name('net-firewall-policy-info')
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allow_list = policy_info.get_child_by_name('allow-list')
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for each in allow_list.get_children():
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if each.get_content() not in self.parameters['allow_list']:
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changed = True
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if self.parameters['service'] != policy_info.get_child_by_name('service').get_content():
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changed = True
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if self.parameters['policy'] != policy_info.get_child_by_name('policy').get_content():
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changed = True
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return changed
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def modify_firewall_config(self):
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"""
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Modify the configuration of a firewall
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:return: none
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"""
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net_firewall_config_obj = netapp_utils.zapi.NaElement("net-firewall-config-modify")
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net_firewall_config_obj.add_new_child('node-name', self.parameters['node'])
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net_firewall_config_obj.add_new_child('is-enabled', self.parameters['enable'])
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net_firewall_config_obj.add_new_child('is-logging', self.parameters['logging'])
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try:
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self.server.invoke_successfully(net_firewall_config_obj, enable_tunneling=True)
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except netapp_utils.zapi.NaApiError as error:
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self.module.fail_json(msg="Error modifying Firewall Config: %s" % (to_native(error)), exception=traceback.format_exc())
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def check_config(self, config):
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"""
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check to see if a firewall configuration has changed or not
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:param config: The configuration to check
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:return: true if it has changed, false if it has not
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"""
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changed = False
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attributes_list = config.get_child_by_name('attributes')
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firewall_info = attributes_list.get_child_by_name('net-firewall-config-info')
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enable = firewall_info.get_child_by_name('is-enabled')
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logging = firewall_info.get_child_by_name('is-logging')
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if self.parameters['enable'] == 'enable':
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is_enable = "true"
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else:
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is_enable = "false"
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if enable != is_enable:
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changed = True
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if self.parameters['logging'] == 'logging':
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is_logging = "true"
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else:
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is_logging = "false"
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if logging != is_logging:
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changed = True
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return changed
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def apply(self):
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changed = False
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if self.parameters['state'] == 'present':
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policy = self.get_firewall_policy()
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if not policy:
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self.create_firewall_policy()
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if not self.check_config(self.get_firewall_config()):
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self.modify_firewall_config()
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changed = True
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else:
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if self.check_policy(policy):
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self.modify_firewall_policy()
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changed = True
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if not self.check_config(self.get_firewall_config()):
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self.modify_firewall_config()
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changed = True
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else:
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if self.get_firewall_policy():
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self.destroy_firewall_policy()
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if not self.check_config(self.get_firewall_config()):
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self.modify_firewall_config()
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changed = True
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else:
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if not self.check_config(self.get_firewall_config()):
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self.modify_firewall_config()
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changed = True
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self.module.exit_json(changed=changed)
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def main():
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"""
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Execute action from playbook
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:return: nothing
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"""
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cg_obj = NetAppONTAPFirewallPolicy()
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cg_obj.apply()
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if __name__ == '__main__':
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main()
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