mirror of https://github.com/ansible/ansible.git
Contributing lib/ansible/modules/network/cloudengine/ce_dldp_interface.py module to manage HUAWEI data center CloudEngine (#22036)
* add ce_dldp_interface add ce_dldp_interface * fix review issuespull/25047/head
QijunPan
8 years ago
committed by
John R Barker
parent
645eb03eeb
commit
deeffc61d7
@ -0,0 +1,666 @@
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#!/usr/bin/python
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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#
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ANSIBLE_METADATA = {'status': ['preview'],
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'supported_by': 'community',
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'metadata_version': '1.0'}
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DOCUMENTATION = '''
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---
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module: ce_dldp_interface
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version_added: "2.4"
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short_description: Manages interface DLDP configuration on HUAWEI CloudEngine switches.
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description:
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- Manages interface DLDP configuration on HUAWEI CloudEngine switches.
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author:
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- Zhou Zhijin (@CloudEngine-Ansible)
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notes:
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- If C(state=present, enable=disable), interface DLDP enable will be turned off and
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related interface DLDP confuration will be cleared.
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- If C(state=absent), only local_mac is supported to configure.
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options:
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interface:
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description:
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- Must be fully qualified interface name, i.e. GE1/0/1, 10GE1/0/1, 40GE1/0/22, 100GE1/0/1.
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required: true
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enable:
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description:
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- Set interface DLDP enable state.
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required: false
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default: null
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choices: ['enable', 'disable']
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mode_enable:
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description:
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- Set DLDP compatible-mode enable state.
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required: false
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default: null
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choices: ['enable', 'disable']
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local_mac:
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description:
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- Set the source MAC address for DLDP packets sent in the DLDP-compatible mode.
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The value of MAC address is in H-H-H format. H contains 1 to 4 hexadecimal digits.
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required: false
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default: null
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reset:
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description:
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- Specify whether reseting interface DLDP state.
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required: false
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default: null
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choices: ['enable', 'disable']
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state:
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description:
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- Manage the state of the resource.
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required: false
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default: present
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choices: ['present','absent']
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'''
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EXAMPLES = '''
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- name: DLDP interface test
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hosts: cloudengine
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connection: local
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gather_facts: no
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vars:
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cli:
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host: "{{ inventory_hostname }}"
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port: "{{ ansible_ssh_port }}"
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username: "{{ username }}"
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password: "{{ password }}"
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transport: cli
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tasks:
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- name: "Configure interface DLDP enable state and ensure global dldp enable is turned on"
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ce_dldp_interface:
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interface: 40GE2/0/1
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enable: enable
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provider: "{{ cli }}"
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- name: "Configuire interface DLDP compatible-mode enable state and ensure interface DLDP state is already enabled"
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ce_dldp_interface:
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interface: 40GE2/0/1
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enable: enable
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mode_enable: enable
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provider: "{{ cli }}"
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- name: "Configuire the source MAC address for DLDP packets sent in the DLDP-compatible mode and
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ensure interface DLDP state and compatible-mode enable state is already enabled"
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ce_dldp_interface:
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interface: 40GE2/0/1
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enable: enable
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mode_enable: enable
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local_mac: aa-aa-aa
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provider: "{{ cli }}"
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- name: "Reset DLDP state of specified interface and ensure interface DLDP state is already enabled"
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ce_dldp_interface:
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interface: 40GE2/0/1
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enable: enable
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reset: enable
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provider: "{{ cli }}"
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- name: "Unconfigure interface DLDP local mac addreess when C(state=absent)"
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ce_dldp_interface:
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interface: 40GE2/0/1
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state: absent
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local_mac: aa-aa-aa
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provider: "{{ cli }}"
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'''
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RETURN = '''
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proposed:
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description: k/v pairs of parameters passed into module
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returned: always
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type: dict
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sample: {
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"enable": "enalbe",
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"interface": "40GE2/0/22",
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"local_mac": "aa-aa-aa",
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"mode_enable": "enable",
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"reset": "enable"
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}
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existing:
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description: k/v pairs of existing interface DLDP configration
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returned: always
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type: dict
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sample: {
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"enable": "disable",
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"interface": "40GE2/0/22",
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"local_mac": null,
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"mode_enable": null,
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"reset": "disable"
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}
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end_state:
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description: k/v pairs of interface DLDP configration after module execution
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returned: always
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type: dict
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sample: {
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"enable": "enable",
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"interface": "40GE2/0/22",
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"local_mac": "00aa-00aa-00aa",
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"mode_enable": "enable",
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"reset": "enable"
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}
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updates:
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description: command sent to the device
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returned: always
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type: list
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sample: [
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"dldp enable",
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"dldp compatible-mode enable",
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"dldp compatible-mode local-mac aa-aa-aa",
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"dldp reset"
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]
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changed:
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description: check to see if a change was made on the device
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returned: always
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type: boolean
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sample: true
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'''
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import copy
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import re
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from xml.etree import ElementTree
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from ansible.module_utils.basic import AnsibleModule
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from ansible.module_utils.ce import ce_argument_spec, set_nc_config, get_nc_config, execute_nc_action
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CE_NC_ACTION_RESET_INTF_DLDP = """
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<action>
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<dldp xmlns="http://www.huawei.com/netconf/vrp" content-version="1.0" format-version="1.0">
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<resetIfDldp>
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<ifName>%s</ifName>
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</resetIfDldp>
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</dldp>
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</action>
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"""
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CE_NC_GET_INTF_DLDP_CONFIG = """
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<filter type="subtree">
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<dldp xmlns="http://www.huawei.com/netconf/vrp" content-version="1.0" format-version="1.0">
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<dldpInterfaces>
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<dldpInterface>
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<ifName>%s</ifName>
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<dldpEnable></dldpEnable>
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<dldpCompatibleEnable></dldpCompatibleEnable>
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<dldpLocalMac></dldpLocalMac>
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</dldpInterface>
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</dldpInterfaces>
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</dldp>
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</filter>
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"""
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CE_NC_MERGE_DLDP_INTF_CONFIG = """
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<config>
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<dldp xmlns="http://www.huawei.com/netconf/vrp" content-version="1.0" format-version="1.0">
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<dldpInterfaces>
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<dldpInterface operation="merge">
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<ifName>%s</ifName>
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<dldpEnable>%s</dldpEnable>
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<dldpCompatibleEnable>%s</dldpCompatibleEnable>
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<dldpLocalMac>%s</dldpLocalMac>
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</dldpInterface>
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</dldpInterfaces>
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</dldp>
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</config>
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"""
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CE_NC_CREATE_DLDP_INTF_CONFIG = """
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<config>
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<dldp xmlns="http://www.huawei.com/netconf/vrp" content-version="1.0" format-version="1.0">
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<dldpInterfaces>
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<dldpInterface operation="create">
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<ifName>%s</ifName>
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<dldpEnable>%s</dldpEnable>
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<dldpCompatibleEnable>%s</dldpCompatibleEnable>
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<dldpLocalMac>%s</dldpLocalMac>
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</dldpInterface>
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</dldpInterfaces>
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</dldp>
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</config>
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"""
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CE_NC_DELETE_DLDP_INTF_CONFIG = """
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<config>
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<dldp xmlns="http://www.huawei.com/netconf/vrp" content-version="1.0" format-version="1.0">
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<dldpInterfaces>
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<dldpInterface operation="delete">
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<ifName>%s</ifName>
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</dldpInterface>
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</dldpInterfaces>
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</dldp>
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</config>
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"""
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def judge_is_mac_same(mac1, mac2):
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"""Judge whether two macs are the same"""
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if mac1 == mac2:
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return True
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list1 = re.findall(r'([0-9A-Fa-f]+)', mac1)
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list2 = re.findall(r'([0-9A-Fa-f]+)', mac2)
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if len(list1) != len(list2):
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return False
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for index, value in enumerate(list1, start=0):
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if value.lstrip('0').lower() != list2[index].lstrip('0').lower():
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return False
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return True
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def get_interface_type(interface):
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"""Gets the type of interface, such as 10GE, ETH-TRUNK, VLANIF..."""
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if interface is None:
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return None
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iftype = None
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if interface.upper().startswith('GE'):
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iftype = 'ge'
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elif interface.upper().startswith('10GE'):
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iftype = '10ge'
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elif interface.upper().startswith('25GE'):
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iftype = '25ge'
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elif interface.upper().startswith('4X10GE'):
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iftype = '4x10ge'
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elif interface.upper().startswith('40GE'):
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iftype = '40ge'
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elif interface.upper().startswith('100GE'):
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iftype = '100ge'
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elif interface.upper().startswith('VLANIF'):
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iftype = 'vlanif'
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elif interface.upper().startswith('LOOPBACK'):
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iftype = 'loopback'
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elif interface.upper().startswith('METH'):
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iftype = 'meth'
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elif interface.upper().startswith('ETH-TRUNK'):
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iftype = 'eth-trunk'
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elif interface.upper().startswith('VBDIF'):
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iftype = 'vbdif'
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elif interface.upper().startswith('NVE'):
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iftype = 'nve'
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elif interface.upper().startswith('TUNNEL'):
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iftype = 'tunnel'
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elif interface.upper().startswith('ETHERNET'):
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iftype = 'ethernet'
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elif interface.upper().startswith('FCOE-PORT'):
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iftype = 'fcoe-port'
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elif interface.upper().startswith('FABRIC-PORT'):
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iftype = 'fabric-port'
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elif interface.upper().startswith('STACK-PORT'):
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iftype = 'stack-Port'
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elif interface.upper().startswith('NULL'):
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iftype = 'null'
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else:
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return None
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return iftype.lower()
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class DldpInterface(object):
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"""Manage interface dldp configration"""
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def __init__(self, argument_spec):
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self.spec = argument_spec
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self.module = None
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self.init_module()
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# DLDP interface configration info
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self.interface = self.module.params['interface']
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self.enable = self.module.params['enable'] or None
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self.reset = self.module.params['reset'] or None
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self.mode_enable = self.module.params['mode_enable'] or None
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self.local_mac = self.module.params['local_mac'] or None
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self.state = self.module.params['state']
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self.dldp_intf_conf = dict()
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self.same_conf = False
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# state
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self.changed = False
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self.updates_cmd = list()
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self.results = dict()
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self.proposed = dict()
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self.existing = list()
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self.end_state = list()
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def check_config_if_same(self):
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"""Judge whether current config is the same as what we excepted"""
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if self.state == 'absent':
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return False
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else:
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if self.enable and self.enable != self.dldp_intf_conf['dldpEnable']:
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return False
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if self.mode_enable and self.mode_enable != self.dldp_intf_conf['dldpCompatibleEnable']:
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return False
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if self.local_mac:
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flag = judge_is_mac_same(
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self.local_mac, self.dldp_intf_conf['dldpLocalMac'])
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if not flag:
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return False
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if self.reset and self.reset == 'enable':
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return False
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return True
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def check_macaddr(self):
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"""Check mac-address whether valid"""
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valid_char = '0123456789abcdef-'
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mac = self.local_mac
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if len(mac) > 16:
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return False
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mac_list = re.findall(r'([0-9a-fA-F]+)', mac)
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if len(mac_list) != 3:
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return False
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if mac.count('-') != 2:
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return False
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for _, value in enumerate(mac, start=0):
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if value.lower() not in valid_char:
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return False
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return True
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def check_params(self):
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"""Check all input params"""
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if not self.interface:
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self.module.fail_json(msg='Error: Interface name cannot be empty.')
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if self.interface:
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intf_type = get_interface_type(self.interface)
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if not intf_type:
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self.module.fail_json(
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msg='Error: Interface name of %s '
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'is error.' % self.interface)
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if (self.state == 'absent') and (self.reset or self.mode_enable or self.enable):
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self.module.fail_json(msg="Error: It's better to use state=present when "
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"configuring or unconfiguring enable, mode_enable "
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"or using reset flag. state=absent is just for "
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"when using local_mac param.")
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if self.state == 'absent' and not self.local_mac:
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self.module.fail_json(
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msg="Error: Please specify local_mac parameter.")
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if self.state == 'present':
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if (self.dldp_intf_conf['dldpEnable'] == 'disable' and not self.enable and
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(self.mode_enable or self.local_mac or self.reset)):
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self.module.fail_json(msg="Error: when DLDP is already disabled on this port, "
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"mode_enable, local_mac and reset parameters are not "
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"expected to configure.")
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if self.enable == 'disable' and (self.mode_enable or self.local_mac or self.reset):
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self.module.fail_json(msg="Error: when using enable=disable, "
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"mode_enable, local_mac and reset parameters "
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"are not expected to configure.")
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if self.local_mac and (self.mode_enable == 'disable' or
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(self.dldp_intf_conf['dldpCompatibleEnable'] == 'disable' and self.mode_enable != 'enable')):
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self.module.fail_json(msg="Error: when DLDP compatible-mode is disabled on this port, "
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"Configuring local_mac is not allowed.")
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if self.local_mac:
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if not self.check_macaddr():
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self.module.fail_json(
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msg="Error: local_mac has invalid value %s." % self.local_mac)
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||||
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def init_module(self):
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"""Init module object"""
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self.module = AnsibleModule(
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argument_spec=self.spec, supports_check_mode=True)
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def check_response(self, xml_str, xml_name):
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"""Check if response message is already succeed"""
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||||
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if "<ok/>" not in xml_str:
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self.module.fail_json(msg='Error: %s failed.' % xml_name)
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def get_dldp_intf_exist_config(self):
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"""Get current dldp existed config"""
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dldp_conf = dict()
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xml_str = CE_NC_GET_INTF_DLDP_CONFIG % self.interface
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con_obj = get_nc_config(self.module, xml_str)
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if "<data/>" in con_obj:
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dldp_conf['dldpEnable'] = 'disable'
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dldp_conf['dldpCompatibleEnable'] = ""
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dldp_conf['dldpLocalMac'] = ""
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return dldp_conf
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||||
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xml_str = con_obj.replace('\r', '').replace('\n', '').\
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replace('xmlns="urn:ietf:params:xml:ns:netconf:base:1.0"', "").\
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replace('xmlns="http://www.huawei.com/netconf/vrp"', "")
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# get global DLDP info
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root = ElementTree.fromstring(xml_str)
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topo = root.find("data/dldp/dldpInterfaces/dldpInterface")
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||||
if topo is None:
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||||
self.module.fail_json(
|
||||
msg="Error: Get current DLDP configration failed.")
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||||
for eles in topo:
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||||
if eles.tag in ["dldpEnable", "dldpCompatibleEnable", "dldpLocalMac"]:
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||||
if not eles.text:
|
||||
dldp_conf[eles.tag] = ""
|
||||
else:
|
||||
if eles.tag == "dldpEnable" or eles.tag == "dldpCompatibleEnable":
|
||||
if eles.text == 'true':
|
||||
value = 'enable'
|
||||
else:
|
||||
value = 'disable'
|
||||
else:
|
||||
value = eles.text
|
||||
dldp_conf[eles.tag] = value
|
||||
|
||||
return dldp_conf
|
||||
|
||||
def config_intf_dldp(self):
|
||||
"""Config global dldp"""
|
||||
|
||||
if self.same_conf:
|
||||
return
|
||||
|
||||
if self.state == "present":
|
||||
enable = self.enable
|
||||
if not self.enable:
|
||||
enable = self.dldp_intf_conf['dldpEnable']
|
||||
if enable == 'enable':
|
||||
enable = 'true'
|
||||
else:
|
||||
enable = 'false'
|
||||
|
||||
mode_enable = self.mode_enable
|
||||
if not self.mode_enable:
|
||||
mode_enable = self.dldp_intf_conf['dldpCompatibleEnable']
|
||||
if mode_enable == 'enable':
|
||||
mode_enable = 'true'
|
||||
else:
|
||||
mode_enable = 'false'
|
||||
|
||||
local_mac = self.local_mac
|
||||
if not self.local_mac:
|
||||
local_mac = self.dldp_intf_conf['dldpLocalMac']
|
||||
|
||||
if self.enable == 'disable' and self.enable != self.dldp_intf_conf['dldpEnable']:
|
||||
xml_str = CE_NC_DELETE_DLDP_INTF_CONFIG % self.interface
|
||||
ret_xml = set_nc_config(self.module, xml_str)
|
||||
self.check_response(ret_xml, "DELETE_DLDP_INTF_CONFIG")
|
||||
elif self.dldp_intf_conf['dldpEnable'] == 'disable' and self.enable == 'enable':
|
||||
xml_str = CE_NC_CREATE_DLDP_INTF_CONFIG % (
|
||||
self.interface, 'true', mode_enable, local_mac)
|
||||
ret_xml = set_nc_config(self.module, xml_str)
|
||||
self.check_response(ret_xml, "CREATE_DLDP_INTF_CONFIG")
|
||||
elif self.dldp_intf_conf['dldpEnable'] == 'enable':
|
||||
if mode_enable == 'false':
|
||||
local_mac = ''
|
||||
xml_str = CE_NC_MERGE_DLDP_INTF_CONFIG % (
|
||||
self.interface, enable, mode_enable, local_mac)
|
||||
ret_xml = set_nc_config(self.module, xml_str)
|
||||
self.check_response(ret_xml, "MERGE_DLDP_INTF_CONFIG")
|
||||
|
||||
if self.reset == 'enable':
|
||||
xml_str = CE_NC_ACTION_RESET_INTF_DLDP % self.interface
|
||||
ret_xml = execute_nc_action(self.module, xml_str)
|
||||
self.check_response(ret_xml, "ACTION_RESET_INTF_DLDP")
|
||||
|
||||
self.changed = True
|
||||
else:
|
||||
if self.local_mac and judge_is_mac_same(self.local_mac, self.dldp_intf_conf['dldpLocalMac']):
|
||||
if self.dldp_intf_conf['dldpEnable'] == 'enable':
|
||||
dldp_enable = 'true'
|
||||
else:
|
||||
dldp_enable = 'false'
|
||||
if self.dldp_intf_conf['dldpCompatibleEnable'] == 'enable':
|
||||
dldp_compat_enable = 'true'
|
||||
else:
|
||||
dldp_compat_enable = 'false'
|
||||
xml_str = CE_NC_MERGE_DLDP_INTF_CONFIG % (self.interface, dldp_enable, dldp_compat_enable, '')
|
||||
ret_xml = set_nc_config(self.module, xml_str)
|
||||
self.check_response(ret_xml, "UNDO_DLDP_INTF_LOCAL_MAC_CONFIG")
|
||||
self.changed = True
|
||||
|
||||
def get_existing(self):
|
||||
"""Get existing info"""
|
||||
|
||||
dldp_conf = dict()
|
||||
|
||||
dldp_conf['interface'] = self.interface
|
||||
dldp_conf['enable'] = self.dldp_intf_conf.get('dldpEnable', None)
|
||||
dldp_conf['mode_enable'] = self.dldp_intf_conf.get(
|
||||
'dldpCompatibleEnable', None)
|
||||
dldp_conf['local_mac'] = self.dldp_intf_conf.get('dldpLocalMac', None)
|
||||
dldp_conf['reset'] = 'disable'
|
||||
|
||||
self.existing = copy.deepcopy(dldp_conf)
|
||||
|
||||
def get_proposed(self):
|
||||
"""Get proposed result """
|
||||
|
||||
self.proposed = dict(interface=self.interface, enable=self.enable,
|
||||
mode_enable=self.mode_enable, local_mac=self.local_mac,
|
||||
reset=self.reset, state=self.state)
|
||||
|
||||
def get_update_cmd(self):
|
||||
"""Get updatede commands"""
|
||||
|
||||
if self.same_conf:
|
||||
return
|
||||
|
||||
if self.state == "present":
|
||||
if self.enable and self.enable != self.dldp_intf_conf['dldpEnable']:
|
||||
if self.enable == 'enable':
|
||||
self.updates_cmd.append("dldp enable")
|
||||
elif self.enable == 'disable':
|
||||
self.updates_cmd.append("undo dldp enable")
|
||||
|
||||
if self.mode_enable and self.mode_enable != self.dldp_intf_conf['dldpCompatibleEnable']:
|
||||
if self.mode_enable == 'enable':
|
||||
self.updates_cmd.append("dldp compatible-mode enable")
|
||||
else:
|
||||
self.updates_cmd.append("undo dldp compatible-mode enable")
|
||||
|
||||
if self.local_mac:
|
||||
flag = judge_is_mac_same(
|
||||
self.local_mac, self.dldp_intf_conf['dldpLocalMac'])
|
||||
if not flag:
|
||||
self.updates_cmd.append(
|
||||
"dldp compatible-mode local-mac %s" % self.local_mac)
|
||||
|
||||
if self.reset and self.reset == 'enable':
|
||||
self.updates_cmd.append('dldp reset')
|
||||
else:
|
||||
if self.changed:
|
||||
self.updates_cmd.append("undo dldp compatible-mode local-mac")
|
||||
|
||||
def get_end_state(self):
|
||||
"""Get end state info"""
|
||||
|
||||
dldp_conf = dict()
|
||||
self.dldp_intf_conf = self.get_dldp_intf_exist_config()
|
||||
|
||||
dldp_conf['interface'] = self.interface
|
||||
dldp_conf['enable'] = self.dldp_intf_conf.get('dldpEnable', None)
|
||||
dldp_conf['mode_enable'] = self.dldp_intf_conf.get(
|
||||
'dldpCompatibleEnable', None)
|
||||
dldp_conf['local_mac'] = self.dldp_intf_conf.get('dldpLocalMac', None)
|
||||
dldp_conf['reset'] = 'disable'
|
||||
if self.reset == 'enable':
|
||||
dldp_conf['reset'] = 'enable'
|
||||
|
||||
self.end_state = copy.deepcopy(dldp_conf)
|
||||
|
||||
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 work(self):
|
||||
"""Excute task"""
|
||||
|
||||
self.dldp_intf_conf = self.get_dldp_intf_exist_config()
|
||||
self.check_params()
|
||||
self.same_conf = self.check_config_if_same()
|
||||
self.get_existing()
|
||||
self.get_proposed()
|
||||
self.config_intf_dldp()
|
||||
self.get_update_cmd()
|
||||
self.get_end_state()
|
||||
self.show_result()
|
||||
|
||||
|
||||
def main():
|
||||
"""Main function entry"""
|
||||
|
||||
argument_spec = dict(
|
||||
interface=dict(required=True, type='str'),
|
||||
enable=dict(choices=['enable', 'disable'], type='str'),
|
||||
reset=dict(choices=['enable', 'disable'], type='str'),
|
||||
mode_enable=dict(choices=['enable', 'disable'], type='str'),
|
||||
local_mac=dict(type='str'),
|
||||
state=dict(choices=['absent', 'present'], default='present'),
|
||||
)
|
||||
argument_spec.update(ce_argument_spec)
|
||||
dldp_intf_obj = DldpInterface(argument_spec)
|
||||
dldp_intf_obj.work()
|
||||
|
||||
|
||||
if __name__ == '__main__':
|
||||
main()
|
||||
Loading…
Reference in New Issue