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community.general/plugins/modules/net_tools/nmcli.py
Gonéri Le Bouder f77aa51ab8
nmcli: do not set IP configuration bond slaves (#2223) 
The master interface holds the IP configuration. If we try to update the
IP configuration of the slaves, NetworkManager raises an error.
2021-04-17 10:33:40 +02:00

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#!/usr/bin/python
# -*- coding: utf-8 -*-
# Copyright: (c) 2015, Chris Long <alcamie@gmail.com> <chlong@redhat.com>
# Copyright: (c) 2017, Ansible Project
# 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 = r'''
---
module: nmcli
author:
- Chris Long (@alcamie101)
short_description: Manage Networking
requirements:
- nmcli
description:
- 'Manage the network devices. Create, modify and manage various connection and device type e.g., ethernet, teams, bonds, vlans etc.'
- 'On CentOS 8 and Fedora >=29 like systems, the requirements can be met by installing the following packages: NetworkManager.'
- 'On CentOS 7 and Fedora <=28 like systems, the requirements can be met by installing the following packages: NetworkManager-tui.'
- 'On Ubuntu and Debian like systems, the requirements can be met by installing the following packages: network-manager'
- 'On openSUSE, the requirements can be met by installing the following packages: NetworkManager.'
options:
state:
description:
- Whether the device should exist or not, taking action if the state is different from what is stated.
type: str
required: true
choices: [ absent, present ]
autoconnect:
description:
- Whether the connection should start on boot.
- Whether the connection profile can be automatically activated
type: bool
default: yes
conn_name:
description:
- The name used to call the connection. Pattern is <type>[-<ifname>][-<num>].
type: str
required: true
ifname:
description:
- The interface to bind the connection to.
- The connection will only be applicable to this interface name.
- A special value of C('*') can be used for interface-independent connections.
- The ifname argument is mandatory for all connection types except bond, team, bridge and vlan.
- This parameter defaults to C(conn_name) when left unset.
type: str
type:
description:
- This is the type of device or network connection that you wish to create or modify.
- Type C(generic) is added in Ansible 2.5.
- Type C(infiniband) is added in community.general 2.0.0.
type: str
choices: [ bond, bond-slave, bridge, bridge-slave, ethernet, generic, infiniband, ipip, sit, team, team-slave, vlan, vxlan ]
mode:
description:
- This is the type of device or network connection that you wish to create for a bond, team or bridge.
type: str
choices: [ 802.3ad, active-backup, balance-alb, balance-rr, balance-tlb, balance-xor, broadcast ]
default: balance-rr
master:
description:
- Master <master (ifname, or connection UUID or conn_name) of bridge, team, bond master connection profile.
type: str
ip4:
description:
- The IPv4 address to this interface.
- Use the format C(192.0.2.24/24).
- If defined and I(method4) is not specified, automatically set C(ipv4.method) to C(manual).
type: str
gw4:
description:
- The IPv4 gateway for this interface.
- Use the format C(192.0.2.1).
- This parameter is mutually_exclusive with never_default4 parameter.
type: str
routes4:
description:
- The list of ipv4 routes.
- Use the format '192.0.3.0/24 192.0.2.1'
type: list
elements: str
version_added: 2.0.0
route_metric4:
description:
- Set metric level of ipv4 routes configured on interface.
type: int
version_added: 2.0.0
never_default4:
description:
- Set as default route.
- This parameter is mutually_exclusive with gw4 parameter.
type: bool
default: no
version_added: 2.0.0
dns4:
description:
- A list of up to 3 dns servers.
- IPv4 format e.g. to add two IPv4 DNS server addresses, use C(192.0.2.53 198.51.100.53).
elements: str
type: list
dns4_search:
description:
- A list of DNS search domains.
elements: str
type: list
method4:
description:
- Configuration method to be used for IPv4.
- If I(ip4) is set, C(ipv4.method) is automatically set to C(manual) and this parameter is not needed.
type: str
choices: [auto, link-local, manual, shared, disabled]
version_added: 2.2.0
ip6:
description:
- The IPv6 address to this interface.
- Use the format C(abbe::cafe).
- If defined and I(method6) is not specified, automatically set C(ipv6.method) to C(manual).
type: str
gw6:
description:
- The IPv6 gateway for this interface.
- Use the format C(2001:db8::1).
type: str
dns6:
description:
- A list of up to 3 dns servers.
- IPv6 format e.g. to add two IPv6 DNS server addresses, use C(2001:4860:4860::8888 2001:4860:4860::8844).
elements: str
type: list
dns6_search:
description:
- A list of DNS search domains.
elements: str
type: list
method6:
description:
- Configuration method to be used for IPv6
- If I(ip6) is set, C(ipv6.method) is automatically set to C(manual) and this parameter is not needed.
type: str
choices: [ignore, auto, dhcp, link-local, manual, shared]
version_added: 2.2.0
mtu:
description:
- The connection MTU, e.g. 9000. This can't be applied when creating the interface and is done once the interface has been created.
- Can be used when modifying Team, VLAN, Ethernet (Future plans to implement wifi, pppoe, infiniband)
- This parameter defaults to C(1500) when unset.
type: int
dhcp_client_id:
description:
- DHCP Client Identifier sent to the DHCP server.
type: str
primary:
description:
- This is only used with bond and is the primary interface name (for "active-backup" mode), this is the usually the 'ifname'.
type: str
miimon:
description:
- This is only used with bond - miimon.
- This parameter defaults to C(100) when unset.
type: int
downdelay:
description:
- This is only used with bond - downdelay.
type: int
updelay:
description:
- This is only used with bond - updelay.
type: int
arp_interval:
description:
- This is only used with bond - ARP interval.
type: int
arp_ip_target:
description:
- This is only used with bond - ARP IP target.
type: str
stp:
description:
- This is only used with bridge and controls whether Spanning Tree Protocol (STP) is enabled for this bridge.
type: bool
default: yes
priority:
description:
- This is only used with 'bridge' - sets STP priority.
type: int
default: 128
forwarddelay:
description:
- This is only used with bridge - [forward-delay <2-30>] STP forwarding delay, in seconds.
type: int
default: 15
hellotime:
description:
- This is only used with bridge - [hello-time <1-10>] STP hello time, in seconds.
type: int
default: 2
maxage:
description:
- This is only used with bridge - [max-age <6-42>] STP maximum message age, in seconds.
type: int
default: 20
ageingtime:
description:
- This is only used with bridge - [ageing-time <0-1000000>] the Ethernet MAC address aging time, in seconds.
type: int
default: 300
mac:
description:
- This is only used with bridge - MAC address of the bridge.
- Note this requires a recent kernel feature, originally introduced in 3.15 upstream kernel.
type: str
slavepriority:
description:
- This is only used with 'bridge-slave' - [<0-63>] - STP priority of this slave.
type: int
default: 32
path_cost:
description:
- This is only used with 'bridge-slave' - [<1-65535>] - STP port cost for destinations via this slave.
type: int
default: 100
hairpin:
description:
- This is only used with 'bridge-slave' - 'hairpin mode' for the slave, which allows frames to be sent back out through the slave the
frame was received on.
type: bool
default: yes
vlanid:
description:
- This is only used with VLAN - VLAN ID in range <0-4095>.
type: int
vlandev:
description:
- This is only used with VLAN - parent device this VLAN is on, can use ifname.
type: str
flags:
description:
- This is only used with VLAN - flags.
type: str
ingress:
description:
- This is only used with VLAN - VLAN ingress priority mapping.
type: str
egress:
description:
- This is only used with VLAN - VLAN egress priority mapping.
type: str
vxlan_id:
description:
- This is only used with VXLAN - VXLAN ID.
type: int
vxlan_remote:
description:
- This is only used with VXLAN - VXLAN destination IP address.
type: str
vxlan_local:
description:
- This is only used with VXLAN - VXLAN local IP address.
type: str
ip_tunnel_dev:
description:
- This is used with IPIP/SIT - parent device this IPIP/SIT tunnel, can use ifname.
type: str
ip_tunnel_remote:
description:
- This is used with IPIP/SIT - IPIP/SIT destination IP address.
type: str
ip_tunnel_local:
description:
- This is used with IPIP/SIT - IPIP/SIT local IP address.
type: str
zone:
description:
- The trust level of the connection.
- When updating this property on a currently activated connection, the change takes effect immediately.
type: str
version_added: 2.0.0
'''
EXAMPLES = r'''
# These examples are using the following inventory:
#
# ## Directory layout:
#
# |_/inventory/cloud-hosts
# | /group_vars/openstack-stage.yml
# | /host_vars/controller-01.openstack.host.com
# | /host_vars/controller-02.openstack.host.com
# |_/playbook/library/nmcli.py
# | /playbook-add.yml
# | /playbook-del.yml
# ```
#
# ## inventory examples
# ### groups_vars
# ```yml
# ---
# #devops_os_define_network
# storage_gw: "192.0.2.254"
# external_gw: "198.51.100.254"
# tenant_gw: "203.0.113.254"
#
# #Team vars
# nmcli_team:
# - conn_name: tenant
# ip4: '{{ tenant_ip }}'
# gw4: '{{ tenant_gw }}'
# - conn_name: external
# ip4: '{{ external_ip }}'
# gw4: '{{ external_gw }}'
# - conn_name: storage
# ip4: '{{ storage_ip }}'
# gw4: '{{ storage_gw }}'
# nmcli_team_slave:
# - conn_name: em1
# ifname: em1
# master: tenant
# - conn_name: em2
# ifname: em2
# master: tenant
# - conn_name: p2p1
# ifname: p2p1
# master: storage
# - conn_name: p2p2
# ifname: p2p2
# master: external
#
# #bond vars
# nmcli_bond:
# - conn_name: tenant
# ip4: '{{ tenant_ip }}'
# gw4: ''
# mode: balance-rr
# - conn_name: external
# ip4: '{{ external_ip }}'
# gw4: ''
# mode: balance-rr
# - conn_name: storage
# ip4: '{{ storage_ip }}'
# gw4: '{{ storage_gw }}'
# mode: balance-rr
# nmcli_bond_slave:
# - conn_name: em1
# ifname: em1
# master: tenant
# - conn_name: em2
# ifname: em2
# master: tenant
# - conn_name: p2p1
# ifname: p2p1
# master: storage
# - conn_name: p2p2
# ifname: p2p2
# master: external
#
# #ethernet vars
# nmcli_ethernet:
# - conn_name: em1
# ifname: em1
# ip4: '{{ tenant_ip }}'
# gw4: '{{ tenant_gw }}'
# - conn_name: em2
# ifname: em2
# ip4: '{{ tenant_ip1 }}'
# gw4: '{{ tenant_gw }}'
# - conn_name: p2p1
# ifname: p2p1
# ip4: '{{ storage_ip }}'
# gw4: '{{ storage_gw }}'
# - conn_name: p2p2
# ifname: p2p2
# ip4: '{{ external_ip }}'
# gw4: '{{ external_gw }}'
# ```
#
# ### host_vars
# ```yml
# ---
# storage_ip: "192.0.2.91/23"
# external_ip: "198.51.100.23/21"
# tenant_ip: "203.0.113.77/23"
# ```
## playbook-add.yml example
---
- hosts: openstack-stage
remote_user: root
tasks:
- name: Install needed network manager libs
ansible.builtin.package:
name:
- NetworkManager-libnm
- nm-connection-editor
- libsemanage-python
- policycoreutils-python
state: present
##### Working with all cloud nodes - Teaming
- name: Try nmcli add team - conn_name only & ip4 gw4
community.general.nmcli:
type: team
conn_name: '{{ item.conn_name }}'
ip4: '{{ item.ip4 }}'
gw4: '{{ item.gw4 }}'
state: present
with_items:
- '{{ nmcli_team }}'
- name: Try nmcli add teams-slave
community.general.nmcli:
type: team-slave
conn_name: '{{ item.conn_name }}'
ifname: '{{ item.ifname }}'
master: '{{ item.master }}'
state: present
with_items:
- '{{ nmcli_team_slave }}'
###### Working with all cloud nodes - Bonding
- name: Try nmcli add bond - conn_name only & ip4 gw4 mode
community.general.nmcli:
type: bond
conn_name: '{{ item.conn_name }}'
ip4: '{{ item.ip4 }}'
gw4: '{{ item.gw4 }}'
mode: '{{ item.mode }}'
state: present
with_items:
- '{{ nmcli_bond }}'
- name: Try nmcli add bond-slave
community.general.nmcli:
type: bond-slave
conn_name: '{{ item.conn_name }}'
ifname: '{{ item.ifname }}'
master: '{{ item.master }}'
state: present
with_items:
- '{{ nmcli_bond_slave }}'
##### Working with all cloud nodes - Ethernet
- name: Try nmcli add Ethernet - conn_name only & ip4 gw4
community.general.nmcli:
type: ethernet
conn_name: '{{ item.conn_name }}'
ip4: '{{ item.ip4 }}'
gw4: '{{ item.gw4 }}'
state: present
with_items:
- '{{ nmcli_ethernet }}'
## playbook-del.yml example
- hosts: openstack-stage
remote_user: root
tasks:
- name: Try nmcli del team - multiple
community.general.nmcli:
conn_name: '{{ item.conn_name }}'
state: absent
with_items:
- conn_name: em1
- conn_name: em2
- conn_name: p1p1
- conn_name: p1p2
- conn_name: p2p1
- conn_name: p2p2
- conn_name: tenant
- conn_name: storage
- conn_name: external
- conn_name: team-em1
- conn_name: team-em2
- conn_name: team-p1p1
- conn_name: team-p1p2
- conn_name: team-p2p1
- conn_name: team-p2p2
- name: Add an Ethernet connection with static IP configuration
community.general.nmcli:
conn_name: my-eth1
ifname: eth1
type: ethernet
ip4: 192.0.2.100/24
gw4: 192.0.2.1
state: present
- name: Add an Team connection with static IP configuration
community.general.nmcli:
conn_name: my-team1
ifname: my-team1
type: team
ip4: 192.0.2.100/24
gw4: 192.0.2.1
state: present
autoconnect: yes
- name: Optionally, at the same time specify IPv6 addresses for the device
community.general.nmcli:
conn_name: my-eth1
ifname: eth1
type: ethernet
ip4: 192.0.2.100/24
gw4: 192.0.2.1
ip6: 2001:db8::cafe
gw6: 2001:db8::1
state: present
- name: Add two IPv4 DNS server addresses
community.general.nmcli:
conn_name: my-eth1
type: ethernet
dns4:
- 192.0.2.53
- 198.51.100.53
state: present
- name: Make a profile usable for all compatible Ethernet interfaces
community.general.nmcli:
ctype: ethernet
name: my-eth1
ifname: '*'
state: present
- name: Change the property of a setting e.g. MTU
community.general.nmcli:
conn_name: my-eth1
mtu: 9000
type: ethernet
state: present
- name: Add VxLan
community.general.nmcli:
type: vxlan
conn_name: vxlan_test1
vxlan_id: 16
vxlan_local: 192.168.1.2
vxlan_remote: 192.168.1.5
- name: Add ipip
community.general.nmcli:
type: ipip
conn_name: ipip_test1
ip_tunnel_dev: eth0
ip_tunnel_local: 192.168.1.2
ip_tunnel_remote: 192.168.1.5
- name: Add sit
community.general.nmcli:
type: sit
conn_name: sit_test1
ip_tunnel_dev: eth0
ip_tunnel_local: 192.168.1.2
ip_tunnel_remote: 192.168.1.5
- name: Add zone
community.general.nmcli:
type: ethernet
conn_name: my-eth1
zone: external
state: present
# nmcli exits with status 0 if it succeeds and exits with a status greater
# than zero when there is a failure. The following list of status codes may be
# returned:
#
# - 0 Success - indicates the operation succeeded
# - 1 Unknown or unspecified error
# - 2 Invalid user input, wrong nmcli invocation
# - 3 Timeout expired (see --wait option)
# - 4 Connection activation failed
# - 5 Connection deactivation failed
# - 6 Disconnecting device failed
# - 7 Connection deletion failed
# - 8 NetworkManager is not running
# - 9 nmcli and NetworkManager versions mismatch
# - 10 Connection, device, or access point does not exist.
'''
RETURN = r"""#
"""
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils._text import to_text
import re
class NmcliModuleError(Exception):
pass
class Nmcli(object):
"""
This is the generic nmcli manipulation class that is subclassed based on platform.
A subclass may wish to override the following action methods:-
- create_connection()
- delete_connection()
- modify_connection()
- show_connection()
- up_connection()
- down_connection()
All subclasses MUST define platform and distribution (which may be None).
"""
platform = 'Generic'
distribution = None
def __init__(self, module):
self.module = module
self.state = module.params['state']
self.autoconnect = module.params['autoconnect']
self.conn_name = module.params['conn_name']
self.master = module.params['master']
self.ifname = module.params['ifname']
self.type = module.params['type']
self.ip4 = module.params['ip4']
self.gw4 = module.params['gw4']
self.routes4 = module.params['routes4']
self.route_metric4 = module.params['route_metric4']
self.never_default4 = module.params['never_default4']
self.dns4 = module.params['dns4']
self.dns4_search = module.params['dns4_search']
self.method4 = module.params['method4']
self.ip6 = module.params['ip6']
self.gw6 = module.params['gw6']
self.dns6 = module.params['dns6']
self.dns6_search = module.params['dns6_search']
self.method6 = module.params['method6']
self.mtu = module.params['mtu']
self.stp = module.params['stp']
self.priority = module.params['priority']
self.mode = module.params['mode']
self.miimon = module.params['miimon']
self.primary = module.params['primary']
self.downdelay = module.params['downdelay']
self.updelay = module.params['updelay']
self.arp_interval = module.params['arp_interval']
self.arp_ip_target = module.params['arp_ip_target']
self.slavepriority = module.params['slavepriority']
self.forwarddelay = module.params['forwarddelay']
self.hellotime = module.params['hellotime']
self.maxage = module.params['maxage']
self.ageingtime = module.params['ageingtime']
self.hairpin = module.params['hairpin']
self.path_cost = module.params['path_cost']
self.mac = module.params['mac']
self.vlanid = module.params['vlanid']
self.vlandev = module.params['vlandev']
self.flags = module.params['flags']
self.ingress = module.params['ingress']
self.egress = module.params['egress']
self.vxlan_id = module.params['vxlan_id']
self.vxlan_local = module.params['vxlan_local']
self.vxlan_remote = module.params['vxlan_remote']
self.ip_tunnel_dev = module.params['ip_tunnel_dev']
self.ip_tunnel_local = module.params['ip_tunnel_local']
self.ip_tunnel_remote = module.params['ip_tunnel_remote']
self.nmcli_bin = self.module.get_bin_path('nmcli', True)
self.dhcp_client_id = module.params['dhcp_client_id']
self.zone = module.params['zone']
if self.method4:
self.ipv4_method = self.method4
elif self.ip4:
self.ipv4_method = 'manual'
else:
self.ipv4_method = None
if self.method6:
self.ipv6_method = self.method6
elif self.ip6:
self.ipv6_method = 'manual'
else:
self.ipv6_method = None
def execute_command(self, cmd, use_unsafe_shell=False, data=None):
if isinstance(cmd, list):
cmd = [to_text(item) for item in cmd]
else:
cmd = to_text(cmd)
return self.module.run_command(cmd, use_unsafe_shell=use_unsafe_shell, data=data)
def connection_options(self, detect_change=False):
# Options common to multiple connection types.
options = {
'connection.autoconnect': self.autoconnect,
'connection.zone': self.zone,
}
# IP address options.
if self.ip_conn_type and not self.master:
options.update({
'ipv4.addresses': self.ip4,
'ipv4.dhcp-client-id': self.dhcp_client_id,
'ipv4.dns': self.dns4,
'ipv4.dns-search': self.dns4_search,
'ipv4.gateway': self.gw4,
'ipv4.routes': self.routes4,
'ipv4.route-metric': self.route_metric4,
'ipv4.never-default': self.never_default4,
'ipv4.method': self.ipv4_method,
'ipv6.addresses': self.ip6,
'ipv6.dns': self.dns6,
'ipv6.dns-search': self.dns6_search,
'ipv6.gateway': self.gw6,
'ipv6.method': self.ipv6_method,
})
# Layer 2 options.
if self.mac_conn_type:
options.update({self.mac_setting: self.mac})
if self.mtu_conn_type:
options.update({self.mtu_setting: self.mtu})
# Connections that can have a master.
if self.slave_conn_type:
options.update({
'connection.master': self.master,
})
# Options specific to a connection type.
if self.type == 'bond':
options.update({
'arp-interval': self.arp_interval,
'arp-ip-target': self.arp_ip_target,
'downdelay': self.downdelay,
'miimon': self.miimon,
'mode': self.mode,
'primary': self.primary,
'updelay': self.updelay,
})
elif self.type == 'bond-slave':
options.update({
'connection.slave-type': 'bond',
})
elif self.type == 'bridge':
options.update({
'bridge.ageing-time': self.ageingtime,
'bridge.forward-delay': self.forwarddelay,
'bridge.hello-time': self.hellotime,
'bridge.max-age': self.maxage,
'bridge.priority': self.priority,
'bridge.stp': self.stp,
})
elif self.type == 'bridge-slave':
options.update({
'bridge-port.path-cost': self.path_cost,
'bridge-port.hairpin-mode': self.hairpin,
'bridge-port.priority': self.slavepriority,
})
elif self.tunnel_conn_type:
options.update({
'ip-tunnel.local': self.ip_tunnel_local,
'ip-tunnel.mode': self.type,
'ip-tunnel.parent': self.ip_tunnel_dev,
'ip-tunnel.remote': self.ip_tunnel_remote,
})
elif self.type == 'vlan':
options.update({
'vlan.id': self.vlanid,
'vlan.parent': self.vlandev,
})
elif self.type == 'vxlan':
options.update({
'vxlan.id': self.vxlan_id,
'vxlan.local': self.vxlan_local,
'vxlan.remote': self.vxlan_remote,
})
# Convert settings values based on the situation.
for setting, value in options.items():
setting_type = self.settings_type(setting)
convert_func = None
if setting_type is bool:
# Convert all bool options to yes/no.
convert_func = self.bool_to_string
if detect_change:
if setting in ('vlan.id', 'vxlan.id'):
# Convert VLAN/VXLAN IDs to text when detecting changes.
convert_func = to_text
elif setting == self.mtu_setting:
# MTU is 'auto' by default when detecting changes.
convert_func = self.mtu_to_string
elif setting_type is list:
# Convert lists to strings for nmcli create/modify commands.
convert_func = self.list_to_string
if callable(convert_func):
options[setting] = convert_func(options[setting])
return options
@property
def ip_conn_type(self):
return self.type in (
'bond',
'bridge',
'ethernet',
'generic',
'infiniband',
'team',
'vlan',
)
@property
def mac_conn_type(self):
return self.type == 'bridge'
@property
def mac_setting(self):
if self.type == 'bridge':
return 'bridge.mac-address'
else:
return '802-3-ethernet.cloned-mac-address'
@property
def mtu_conn_type(self):
return self.type in (
'ethernet',
'team-slave',
)
@property
def mtu_setting(self):
return '802-3-ethernet.mtu'
@staticmethod
def mtu_to_string(mtu):
if not mtu:
return 'auto'
else:
return to_text(mtu)
@property
def slave_conn_type(self):
return self.type in (
'bond-slave',
'bridge-slave',
'team-slave',
)
@property
def tunnel_conn_type(self):
return self.type in (
'ipip',
'sit',
)
@staticmethod
def bool_to_string(boolean):
if boolean:
return "yes"
else:
return "no"
@staticmethod
def list_to_string(lst):
return ",".join(lst or [""])
@staticmethod
def settings_type(setting):
if setting in ('bridge.stp',
'bridge-port.hairpin-mode',
'connection.autoconnect',
'ipv4.never-default'):
return bool
elif setting in ('ipv4.dns',
'ipv4.dns-search',
'ipv4.routes',
'ipv4.route-metric'
'ipv6.dns',
'ipv6.dns-search'):
return list
return str
def list_connection_info(self):
cmd = [self.nmcli_bin, '--fields', 'name', '--terse', 'con', 'show']
(rc, out, err) = self.execute_command(cmd)
if rc != 0:
raise NmcliModuleError(err)
return out.splitlines()
def connection_exists(self):
return self.conn_name in self.list_connection_info()
def down_connection(self):
cmd = [self.nmcli_bin, 'con', 'down', self.conn_name]
return self.execute_command(cmd)
def up_connection(self):
cmd = [self.nmcli_bin, 'con', 'up', self.conn_name]
return self.execute_command(cmd)
def connection_update(self, nmcli_command):
if nmcli_command == 'create':
cmd = [self.nmcli_bin, 'con', 'add', 'type']
if self.tunnel_conn_type:
cmd.append('ip-tunnel')
else:
cmd.append(self.type)
cmd.append('con-name')
elif nmcli_command == 'modify':
cmd = [self.nmcli_bin, 'con', 'modify']
else:
self.module.fail_json(msg="Invalid nmcli command.")
cmd.append(self.conn_name)
# Use connection name as default for interface name on creation.
if nmcli_command == 'create' and self.ifname is None:
ifname = self.conn_name
else:
ifname = self.ifname
options = {
'connection.interface-name': ifname,
}
options.update(self.connection_options())
# Constructing the command.
for key, value in options.items():
if value is not None:
cmd.extend([key, value])
return self.execute_command(cmd)
def create_connection(self):
status = self.connection_update('create')
if self.create_connection_up:
status = self.up_connection()
return status
@property
def create_connection_up(self):
if self.type in ('bond', 'ethernet', 'infiniband'):
if (self.mtu is not None) or (self.dns4 is not None) or (self.dns6 is not None):
return True
elif self.type == 'team':
if (self.dns4 is not None) or (self.dns6 is not None):
return True
return False
def remove_connection(self):
# self.down_connection()
cmd = [self.nmcli_bin, 'con', 'del', self.conn_name]
return self.execute_command(cmd)
def modify_connection(self):
return self.connection_update('modify')
def show_connection(self):
cmd = [self.nmcli_bin, 'con', 'show', self.conn_name]
(rc, out, err) = self.execute_command(cmd)
if rc != 0:
raise NmcliModuleError(err)
p_enum_value = re.compile(r'^([-]?\d+) \((\w+)\)$')
conn_info = dict()
for line in out.splitlines():
pair = line.split(':', 1)
key = pair[0].strip()
key_type = self.settings_type(key)
if key and len(pair) > 1:
raw_value = pair[1].lstrip()
if raw_value == '--':
conn_info[key] = None
elif key == 'bond.options':
# Aliases such as 'miimon', 'downdelay' are equivalent to the +bond.options 'option=value' syntax.
opts = raw_value.split(',')
for opt in opts:
alias_pair = opt.split('=', 1)
if len(alias_pair) > 1:
alias_key = alias_pair[0]
alias_value = alias_pair[1]
conn_info[alias_key] = alias_value
elif key == 'ipv4.routes':
conn_info[key] = [s.strip() for s in raw_value.split(';')]
elif key_type == list:
conn_info[key] = [s.strip() for s in raw_value.split(',')]
else:
m_enum = p_enum_value.match(raw_value)
if m_enum is not None:
value = m_enum.group(1)
else:
value = raw_value
conn_info[key] = value
return conn_info
def _compare_conn_params(self, conn_info, options):
# See nmcli(1) for details
param_alias = {
'type': 'connection.type',
'con-name': 'connection.id',
'autoconnect': 'connection.autoconnect',
'ifname': 'connection.interface-name',
'mac': self.mac_setting,
'master': 'connection.master',
'slave-type': 'connection.slave-type',
'zone': 'connection.zone',
}
changed = False
diff_before = dict()
diff_after = dict()
for key, value in options.items():
if not value:
continue
if key in conn_info:
current_value = conn_info[key]
if key == 'ipv4.routes' and current_value is not None:
# ipv4.routes do not have same options and show_connection() format
# options: ['10.11.0.0/24 10.10.0.2', '10.12.0.0/24 10.10.0.2 200']
# show_connection(): ['{ ip = 10.11.0.0/24, nh = 10.10.0.2 }', '{ ip = 10.12.0.0/24, nh = 10.10.0.2, mt = 200 }']
# Need to convert in order to compare both
current_value = [re.sub(r'^{\s*ip\s*=\s*([^, ]+),\s*nh\s*=\s*([^} ]+),\s*mt\s*=\s*([^} ]+)\s*}', r'\1 \2 \3',
route) for route in current_value]
current_value = [re.sub(r'^{\s*ip\s*=\s*([^, ]+),\s*nh\s*=\s*([^} ]+)\s*}', r'\1 \2', route) for route in current_value]
elif key in param_alias:
real_key = param_alias[key]
if real_key in conn_info:
current_value = conn_info[real_key]
else:
# alias parameter does not exist
current_value = None
else:
# parameter does not exist
current_value = None
if isinstance(current_value, list) and isinstance(value, list):
# compare values between two lists
if sorted(current_value) != sorted(value):
changed = True
else:
if current_value != to_text(value):
changed = True
diff_before[key] = current_value
diff_after[key] = value
diff = {
'before': diff_before,
'after': diff_after,
}
return (changed, diff)
def is_connection_changed(self):
options = {
'connection.interface-name': self.ifname,
}
options.update(self.connection_options(detect_change=True))
return self._compare_conn_params(self.show_connection(), options)
def main():
# Parsing argument file
module = AnsibleModule(
argument_spec=dict(
autoconnect=dict(type='bool', default=True),
state=dict(type='str', required=True, choices=['absent', 'present']),
conn_name=dict(type='str', required=True),
master=dict(type='str'),
ifname=dict(type='str'),
type=dict(type='str',
choices=[
'bond',
'bond-slave',
'bridge',
'bridge-slave',
'ethernet',
'generic',
'infiniband',
'ipip',
'sit',
'team',
'team-slave',
'vlan',
'vxlan'
]),
ip4=dict(type='str'),
gw4=dict(type='str'),
routes4=dict(type='list', elements='str'),
route_metric4=dict(type='int'),
never_default4=dict(type='bool', default=False),
dns4=dict(type='list', elements='str'),
dns4_search=dict(type='list', elements='str'),
method4=dict(type='str', choices=['auto', 'link-local', 'manual', 'shared', 'disabled']),
dhcp_client_id=dict(type='str'),
ip6=dict(type='str'),
gw6=dict(type='str'),
dns6=dict(type='list', elements='str'),
dns6_search=dict(type='list', elements='str'),
method6=dict(type='str', choices=['ignore', 'auto', 'dhcp', 'link-local', 'manual', 'shared']),
# Bond Specific vars
mode=dict(type='str', default='balance-rr',
choices=['802.3ad', 'active-backup', 'balance-alb', 'balance-rr', 'balance-tlb', 'balance-xor', 'broadcast']),
miimon=dict(type='int'),
downdelay=dict(type='int'),
updelay=dict(type='int'),
arp_interval=dict(type='int'),
arp_ip_target=dict(type='str'),
primary=dict(type='str'),
# general usage
mtu=dict(type='int'),
mac=dict(type='str'),
zone=dict(type='str'),
# bridge specific vars
stp=dict(type='bool', default=True),
priority=dict(type='int', default=128),
slavepriority=dict(type='int', default=32),
forwarddelay=dict(type='int', default=15),
hellotime=dict(type='int', default=2),
maxage=dict(type='int', default=20),
ageingtime=dict(type='int', default=300),
hairpin=dict(type='bool', default=True),
path_cost=dict(type='int', default=100),
# vlan specific vars
vlanid=dict(type='int'),
vlandev=dict(type='str'),
flags=dict(type='str'),
ingress=dict(type='str'),
egress=dict(type='str'),
# vxlan specific vars
vxlan_id=dict(type='int'),
vxlan_local=dict(type='str'),
vxlan_remote=dict(type='str'),
# ip-tunnel specific vars
ip_tunnel_dev=dict(type='str'),
ip_tunnel_local=dict(type='str'),
ip_tunnel_remote=dict(type='str'),
),
mutually_exclusive=[['never_default4', 'gw4']],
supports_check_mode=True,
)
module.run_command_environ_update = dict(LANG='C', LC_ALL='C', LC_MESSAGES='C', LC_CTYPE='C')
nmcli = Nmcli(module)
(rc, out, err) = (None, '', '')
result = {'conn_name': nmcli.conn_name, 'state': nmcli.state}
# check for issues
if nmcli.conn_name is None:
nmcli.module.fail_json(msg="Please specify a name for the connection")
# team-slave checks
if nmcli.type == 'team-slave':
if nmcli.master is None:
nmcli.module.fail_json(msg="Please specify a name for the master when type is %s" % nmcli.type)
if nmcli.ifname is None:
nmcli.module.fail_json(msg="Please specify an interface name for the connection when type is %s" % nmcli.type)
try:
if nmcli.state == 'absent':
if nmcli.connection_exists():
if module.check_mode:
module.exit_json(changed=True)
(rc, out, err) = nmcli.down_connection()
(rc, out, err) = nmcli.remove_connection()
if rc != 0:
module.fail_json(name=('No Connection named %s exists' % nmcli.conn_name), msg=err, rc=rc)
elif nmcli.state == 'present':
if nmcli.connection_exists():
changed, diff = nmcli.is_connection_changed()
if module._diff:
result['diff'] = diff
if changed:
# modify connection (note: this function is check mode aware)
# result['Connection']=('Connection %s of Type %s is not being added' % (nmcli.conn_name, nmcli.type))
result['Exists'] = 'Connections do exist so we are modifying them'
if module.check_mode:
module.exit_json(changed=True, **result)
(rc, out, err) = nmcli.modify_connection()
else:
result['Exists'] = 'Connections already exist and no changes made'
if module.check_mode:
module.exit_json(changed=False, **result)
if not nmcli.connection_exists():
result['Connection'] = ('Connection %s of Type %s is being added' % (nmcli.conn_name, nmcli.type))
if module.check_mode:
module.exit_json(changed=True, **result)
(rc, out, err) = nmcli.create_connection()
if rc is not None and rc != 0:
module.fail_json(name=nmcli.conn_name, msg=err, rc=rc)
except NmcliModuleError as e:
module.fail_json(name=nmcli.conn_name, msg=str(e))
if rc is None:
result['changed'] = False
else:
result['changed'] = True
if out:
result['stdout'] = out
if err:
result['stderr'] = err
module.exit_json(**result)
if __name__ == '__main__':
main()
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