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ansible-later/env_27/lib/python2.7/site-packages/ansible/modules/network/cloudengine/ce_vrf_interface.py
Robert Kaussow 04dec26a3a add missing dependencies and fix drone pipeline
2019-04-11 13:00:36 +02:00

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#!/usr/bin/python
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
#
ANSIBLE_METADATA = {'metadata_version': '1.1',
'status': ['preview'],
'supported_by': 'community'}
DOCUMENTATION = '''
---
module: ce_vrf_interface
version_added: "2.4"
short_description: Manages interface specific VPN configuration on HUAWEI CloudEngine switches.
description:
- Manages interface specific VPN configuration of HUAWEI CloudEngine switches.
author: Zhijin Zhou (@CloudEngine-Ansible)
notes:
- Ensure that a VPN instance has been created and the IPv4 address family has been enabled for the VPN instance.
options:
vrf:
description:
- VPN instance, the length of vrf name is 1 ~ 31, i.e. "test", but can not be C(_public_).
required: true
vpn_interface:
description:
- An interface that can binding VPN instance, i.e. 40GE1/0/22, Vlanif10.
Must be fully qualified interface name.
Interface types, such as 10GE, 40GE, 100GE, LoopBack, MEth, Tunnel, Vlanif....
required: true
state:
description:
- Manage the state of the resource.
required: false
choices: ['present','absent']
default: present
'''
EXAMPLES = '''
- name: VRF interface test
hosts: cloudengine
connection: local
gather_facts: no
vars:
cli:
host: "{{ inventory_hostname }}"
port: "{{ ansible_ssh_port }}"
username: "{{ username }}"
password: "{{ password }}"
transport: cli
tasks:
- name: "Configure a VPN instance for the interface"
ce_vrf_interface:
vpn_interface: 40GE1/0/2
vrf: test
state: present
provider: "{{ cli }}"
- name: "Disable the association between a VPN instance and an interface"
ce_vrf_interface:
vpn_interface: 40GE1/0/2
vrf: test
state: absent
provider: "{{ cli }}"
'''
RETURN = '''
proposed:
description: k/v pairs of parameters passed into module
returned: verbose mode
type: dict
sample: {
"state": "present",
"vpn_interface": "40GE2/0/17",
"vrf": "jss"
}
existing:
description: k/v pairs of existing attributes on the interface
returned: verbose mode
type: dict
sample: {
"vpn_interface": "40GE2/0/17",
"vrf": null
}
end_state:
description: k/v pairs of end attributes on the interface
returned: verbose mode
type: dict
sample: {
"vpn_interface": "40GE2/0/17",
"vrf": "jss"
}
updates:
description: command list sent to the device
returned: always
type: list
sample: [
"ip binding vpn-instance jss",
]
changed:
description: check to see if a change was made on the device
returned: always
type: boolean
sample: true
'''
from xml.etree import ElementTree
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.network.cloudengine.ce import ce_argument_spec, get_nc_config, set_nc_config
CE_NC_GET_VRF = """
<filter type="subtree">
<l3vpn xmlns="http://www.huawei.com/netconf/vrp" content-version="1.0" format-version="1.0">
<l3vpncomm>
<l3vpnInstances>
<l3vpnInstance>
<vrfName>%s</vrfName>
</l3vpnInstance>
</l3vpnInstances>
</l3vpncomm>
</l3vpn>
</filter>
"""
CE_NC_GET_VRF_INTERFACE = """
<filter type="subtree">
<l3vpn xmlns="http://www.huawei.com/netconf/vrp" content-version="1.0" format-version="1.0">
<l3vpncomm>
<l3vpnInstances>
<l3vpnInstance>
<vrfName></vrfName>
<l3vpnIfs>
<l3vpnIf>
<ifName></ifName>
</l3vpnIf>
</l3vpnIfs>
</l3vpnInstance>
</l3vpnInstances>
</l3vpncomm>
</l3vpn>
</filter>
"""
CE_NC_MERGE_VRF_INTERFACE = """
<config>
<l3vpn xmlns="http://www.huawei.com/netconf/vrp" content-version="1.0" format-version="1.0">
<l3vpncomm>
<l3vpnInstances>
<l3vpnInstance>
<vrfName>%s</vrfName>
<l3vpnIfs>
<l3vpnIf operation="merge">
<ifName>%s</ifName>
</l3vpnIf>
</l3vpnIfs>
</l3vpnInstance>
</l3vpnInstances>
</l3vpncomm>
</l3vpn>
</config>
"""
CE_NC_GET_INTF = """
<filter type="subtree">
<ifm xmlns="http://www.huawei.com/netconf/vrp" content-version="1.0" format-version="1.0">
<interfaces>
<interface>
<ifName>%s</ifName>
<isL2SwitchPort></isL2SwitchPort>
</interface>
</interfaces>
</ifm>
</filter>
"""
CE_NC_DEL_INTF_VPN = """
<config>
<l3vpn xmlns="http://www.huawei.com/netconf/vrp" content-version="1.0" format-version="1.0">
<l3vpncomm>
<l3vpnInstances>
<l3vpnInstance>
<vrfName>%s</vrfName>
<l3vpnIfs>
<l3vpnIf operation="delete">
<ifName>%s</ifName>
</l3vpnIf>
</l3vpnIfs>
</l3vpnInstance>
</l3vpnInstances>
</l3vpncomm>
</l3vpn>
</config>
"""
def get_interface_type(interface):
"""Gets the type of interface, such as 10GE, ETH-TRUNK, VLANIF..."""
if interface is None:
return None
iftype = None
if interface.upper().startswith('GE'):
iftype = 'ge'
elif interface.upper().startswith('10GE'):
iftype = '10ge'
elif interface.upper().startswith('25GE'):
iftype = '25ge'
elif interface.upper().startswith('4X10GE'):
iftype = '4x10ge'
elif interface.upper().startswith('40GE'):
iftype = '40ge'
elif interface.upper().startswith('100GE'):
iftype = '100ge'
elif interface.upper().startswith('VLANIF'):
iftype = 'vlanif'
elif interface.upper().startswith('LOOPBACK'):
iftype = 'loopback'
elif interface.upper().startswith('METH'):
iftype = 'meth'
elif interface.upper().startswith('ETH-TRUNK'):
iftype = 'eth-trunk'
elif interface.upper().startswith('VBDIF'):
iftype = 'vbdif'
elif interface.upper().startswith('NVE'):
iftype = 'nve'
elif interface.upper().startswith('TUNNEL'):
iftype = 'tunnel'
elif interface.upper().startswith('ETHERNET'):
iftype = 'ethernet'
elif interface.upper().startswith('FCOE-PORT'):
iftype = 'fcoe-port'
elif interface.upper().startswith('FABRIC-PORT'):
iftype = 'fabric-port'
elif interface.upper().startswith('STACK-PORT'):
iftype = 'stack-Port'
elif interface.upper().startswith('NULL'):
iftype = 'null'
else:
return None
return iftype.lower()
class VrfInterface(object):
"""Manange vpn instance"""
def __init__(self, argument_spec):
self.spec = argument_spec
self.module = None
self.init_module()
# vpn instance info
self.vrf = self.module.params['vrf']
self.vpn_interface = self.module.params['vpn_interface']
self.vpn_interface = self.vpn_interface.upper().replace(' ', '')
self.state = self.module.params['state']
self.intf_info = dict()
self.intf_info['isL2SwitchPort'] = None
self.intf_info['vrfName'] = None
self.conf_exist = False
# state
self.changed = False
self.updates_cmd = list()
self.results = dict()
self.proposed = dict()
self.existing = dict()
self.end_state = dict()
def init_module(self):
"""init_module"""
required_one_of = [("vrf", "vpn_interface")]
self.module = AnsibleModule(
argument_spec=self.spec, required_one_of=required_one_of, supports_check_mode=True)
def check_response(self, xml_str, xml_name):
"""Check if response message is already succeed."""
if "<ok/>" not in xml_str:
self.module.fail_json(msg='Error: %s failed.' % xml_name)
def get_update_cmd(self):
""" get updated command"""
if self.conf_exist:
return
if self.state == 'absent':
self.updates_cmd.append(
"undo ip binding vpn-instance %s" % self.vrf)
return
if self.vrf != self.intf_info['vrfName']:
self.updates_cmd.append("ip binding vpn-instance %s" % self.vrf)
return
def check_params(self):
"""Check all input params"""
if not self.is_vrf_exist():
self.module.fail_json(
msg='Error: The VPN instance is not existed.')
if self.state == 'absent':
if self.vrf != self.intf_info['vrfName']:
self.module.fail_json(
msg='Error: The VPN instance is not bound to the interface.')
if self.intf_info['isL2SwitchPort'] == 'true':
self.module.fail_json(
msg='Error: L2Switch Port can not binding a VPN instance.')
# interface type check
if self.vpn_interface:
intf_type = get_interface_type(self.vpn_interface)
if not intf_type:
self.module.fail_json(
msg='Error: interface name of %s'
' is error.' % self.vpn_interface)
# vrf check
if self.vrf == '_public_':
self.module.fail_json(
msg='Error: The vrf name _public_ is reserved.')
if len(self.vrf) < 1 or len(self.vrf) > 31:
self.module.fail_json(
msg='Error: The vrf name length must be between 1 and 31.')
def get_interface_vpn_name(self, vpninfo, vpn_name):
""" get vpn instance name"""
l3vpn_if = vpninfo.findall("l3vpnIf")
for l3vpn_ifinfo in l3vpn_if:
for ele in l3vpn_ifinfo:
if ele.tag in ['ifName']:
if ele.text == self.vpn_interface:
self.intf_info['vrfName'] = vpn_name
def get_interface_vpn(self):
""" get the VPN instance associated with the interface"""
xml_str = CE_NC_GET_VRF_INTERFACE
con_obj = get_nc_config(self.module, xml_str)
if "<data/>" in con_obj:
return
xml_str = con_obj.replace('\r', '').replace('\n', '').\
replace('xmlns="urn:ietf:params:xml:ns:netconf:base:1.0"', "").\
replace('xmlns="http://www.huawei.com/netconf/vrp"', "")
# get global vrf interface info
root = ElementTree.fromstring(xml_str)
vpns = root.findall(
"data/l3vpn/l3vpncomm/l3vpnInstances/l3vpnInstance")
if vpns:
for vpnele in vpns:
vpn_name = None
for vpninfo in vpnele:
if vpninfo.tag == 'vrfName':
vpn_name = vpninfo.text
if vpninfo.tag == 'l3vpnIfs':
self.get_interface_vpn_name(vpninfo, vpn_name)
return
def is_vrf_exist(self):
""" judge whether the VPN instance is existed"""
conf_str = CE_NC_GET_VRF % self.vrf
con_obj = get_nc_config(self.module, conf_str)
if "<data/>" in con_obj:
return False
return True
def get_intf_conf_info(self):
""" get related configuration of the interface"""
conf_str = CE_NC_GET_INTF % self.vpn_interface
con_obj = get_nc_config(self.module, conf_str)
if "<data/>" in con_obj:
return
# get interface base info
xml_str = con_obj.replace('\r', '').replace('\n', '').\
replace('xmlns="urn:ietf:params:xml:ns:netconf:base:1.0"', "").\
replace('xmlns="http://www.huawei.com/netconf/vrp"', "")
root = ElementTree.fromstring(xml_str)
interface = root.find("data/ifm/interfaces/interface")
if interface:
for eles in interface:
if eles.tag in ["isL2SwitchPort"]:
self.intf_info[eles.tag] = eles.text
self.get_interface_vpn()
return
def get_existing(self):
"""get existing config"""
self.existing = dict(vrf=self.intf_info['vrfName'],
vpn_interface=self.vpn_interface)
def get_proposed(self):
"""get_proposed"""
self.proposed = dict(vrf=self.vrf,
vpn_interface=self.vpn_interface,
state=self.state)
def get_end_state(self):
"""get_end_state"""
self.intf_info['vrfName'] = None
self.get_intf_conf_info()
self.end_state = dict(vrf=self.intf_info['vrfName'],
vpn_interface=self.vpn_interface)
def show_result(self):
""" show result"""
self.results['changed'] = self.changed
self.results['proposed'] = self.proposed
self.results['existing'] = self.existing
self.results['end_state'] = self.end_state
if self.changed:
self.results['updates'] = self.updates_cmd
else:
self.results['updates'] = list()
self.module.exit_json(**self.results)
def judge_if_config_exist(self):
""" judge whether configuration has existed"""
if self.state == 'absent':
return False
delta = set(self.proposed.items()).difference(
self.existing.items())
delta = dict(delta)
if len(delta) == 1 and delta['state']:
return True
return False
def config_interface_vrf(self):
""" configure VPN instance of the interface"""
if not self.conf_exist and self.state == 'present':
xml_str = CE_NC_MERGE_VRF_INTERFACE % (
self.vrf, self.vpn_interface)
ret_xml = set_nc_config(self.module, xml_str)
self.check_response(ret_xml, "VRF_INTERFACE_CONFIG")
self.changed = True
elif self.state == 'absent':
xml_str = CE_NC_DEL_INTF_VPN % (self.vrf, self.vpn_interface)
ret_xml = set_nc_config(self.module, xml_str)
self.check_response(ret_xml, "DEL_VRF_INTERFACE_CONFIG")
self.changed = True
def work(self):
"""excute task"""
self.get_intf_conf_info()
self.check_params()
self.get_existing()
self.get_proposed()
self.conf_exist = self.judge_if_config_exist()
self.config_interface_vrf()
self.get_update_cmd()
self.get_end_state()
self.show_result()
def main():
"""main"""
argument_spec = dict(
vrf=dict(required=True, type='str'),
vpn_interface=dict(required=True, type='str'),
state=dict(choices=['absent', 'present'],
default='present', required=False),
)
argument_spec.update(ce_argument_spec)
vrf_intf = VrfInterface(argument_spec)
vrf_intf.work()
if __name__ == '__main__':
main()
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