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New module for BGP configuration management in Arista EOS (#52722)

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* New module for BGP in EOS

Signed-off-by: NilashishC <nilashishchakraborty8@gmail.com>

* Add function to validate input

Signed-off-by: NilashishC <nilashishchakraborty8@gmail.com>

* Fix line indentation

Signed-off-by: NilashishC <nilashishchakraborty8@gmail.com>

* Add integration tests

Signed-off-by: NilashishC <nilashishchakraborty8@gmail.com>

* Fix CI

Signed-off-by: NilashishC <nilashishchakraborty8@gmail.com>

* Fix sanity test failure

Signed-off-by: NilashishC <nilashishchakraborty8@gmail.com>

* Remove unused code

Signed-off-by: NilashishC <nilashishchakraborty8@gmail.com>
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Nilashish Chakraborty 2019-03-12 17:31:58 +05:30 committed by GitHub
parent 3bef1dbfd2
commit 9365c0f468
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0
lib/ansible/module_utils/network/eos/providers/__init__.py Normal file
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lib/ansible/module_utils/network/eos/providers/cli/__init__.py Normal file
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lib/ansible/module_utils/network/eos/providers/cli/config/__init__.py Normal file
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lib/ansible/module_utils/network/eos/providers/cli/config/bgp/__init__.py Normal file
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lib/ansible/module_utils/network/eos/providers/cli/config/bgp/address_family.py Normal file
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#
# (c) 2019, Ansible by Red Hat, inc
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
#
import re
from ansible.module_utils.six import iteritems
from ansible.module_utils.network.common.utils import to_list
from ansible.module_utils.network.eos.providers.providers import CliProvider
from ansible.module_utils.network.eos.providers.cli.config.bgp.neighbors import AFNeighbors
from ansible.module_utils.common.network import to_netmask
class AddressFamily(CliProvider):
def render(self, config=None):
commands = list()
safe_list = list()
router_context = 'router bgp %s' % self.get_value('config.bgp_as')
context_config = None
for item in self.get_value('config.address_family'):
context = 'address-family %s' % item['afi']
context_commands = list()
if config:
context_path = [router_context, context]
context_config = self.get_config_context(config, context_path, indent=2)
for key, value in iteritems(item):
if value is not None:
meth = getattr(self, '_render_%s' % key, None)
if meth:
resp = meth(item, context_config)
if resp:
context_commands.extend(to_list(resp))
if context_commands:
commands.append(context)
commands.extend(context_commands)
commands.append('exit')
safe_list.append(context)
if self.params['operation'] == 'replace':
if config:
resp = self._negate_config(config, safe_list)
commands.extend(resp)
return commands
def _negate_config(self, config, safe_list=None):
commands = list()
matches = re.findall(r'(address-family .+)$', config, re.M)
for item in set(matches).difference(safe_list):
commands.append('no %s' % item)
return commands
def _render_auto_summary(self, item, config=None):
cmd = 'auto-summary'
if item['auto_summary'] is False:
cmd = 'no %s' % cmd
if not config or cmd not in config:
return cmd
def _render_synchronization(self, item, config=None):
cmd = 'synchronization'
if item['synchronization'] is False:
cmd = 'no %s' % cmd
if not config or cmd not in config:
return cmd
def _render_networks(self, item, config=None):
commands = list()
safe_list = list()
for entry in item['networks']:
network = entry['prefix']
if entry['masklen']:
network = '%s/%s' % (entry['prefix'], entry['masklen'])
safe_list.append(network)
cmd = 'network %s' % network
if entry['route_map']:
cmd += ' route-map %s' % entry['route_map']
if not config or cmd not in config:
commands.append(cmd)
if self.params['operation'] == 'replace':
if config:
matches = re.findall(r'network (\S+)', config, re.M)
for entry in set(matches).difference(safe_list):
commands.append('no network %s' % entry)
return commands
def _render_redistribute(self, item, config=None):
commands = list()
safe_list = list()
for entry in item['redistribute']:
option = entry['protocol']
cmd = 'redistribute %s' % entry['protocol']
if entry['route_map']:
cmd += ' route-map %s' % entry['route_map']
if not config or cmd not in config:
commands.append(cmd)
safe_list.append(option)
if self.params['operation'] == 'replace':
if config:
matches = re.findall(r'redistribute (\S+)(?:\s*)(\d*)', config, re.M)
for i in range(0, len(matches)):
matches[i] = ' '.join(matches[i]).strip()
for entry in set(matches).difference(safe_list):
commands.append('no redistribute %s' % entry)
return commands
def _render_neighbors(self, item, config):
""" generate bgp neighbor configuration
"""
return AFNeighbors(self.params).render(config, nbr_list=item['neighbors'])

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lib/ansible/module_utils/network/eos/providers/cli/config/bgp/neighbors.py Normal file
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#
# (c) 2019, Ansible by Red Hat, inc
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
#
import re
from ansible.module_utils.six import iteritems
from ansible.module_utils.network.common.utils import to_list
from ansible.module_utils.network.eos.providers.providers import CliProvider
class Neighbors(CliProvider):
def render(self, config=None, nbr_list=None):
commands = list()
safe_list = list()
if not nbr_list:
nbr_list = self.get_value('config.neighbors')
for item in nbr_list:
neighbor_commands = list()
context = 'neighbor %s' % item['neighbor']
cmd = '%s remote-as %s' % (context, item['remote_as'])
if not config or cmd not in config:
neighbor_commands.append(cmd)
for key, value in iteritems(item):
if value is not None:
meth = getattr(self, '_render_%s' % key, None)
if meth:
resp = meth(item, config)
if resp:
neighbor_commands.extend(to_list(resp))
commands.extend(neighbor_commands)
safe_list.append(context)
if self.params['operation'] == 'replace':
if config and safe_list:
commands.extend(self._negate_config(config, safe_list))
return commands
def _negate_config(self, config, safe_list=None):
commands = list()
matches = re.findall(r'(neighbor \S+)', config, re.M)
for item in set(matches).difference(safe_list):
commands.append('no %s' % item)
return commands
def _render_description(self, item, config=None):
cmd = 'neighbor %s description %s' % (item['neighbor'], item['description'])
if not config or cmd not in config:
return cmd
def _render_enabled(self, item, config=None):
cmd = 'neighbor %s shutdown' % item['neighbor']
if item['enabled'] is True:
if not config or cmd in config:
cmd = 'no %s' % cmd
return cmd
elif not config or cmd not in config:
return cmd
def _render_update_source(self, item, config=None):
cmd = 'neighbor %s update-source %s' % (item['neighbor'], item['update_source'])
if not config or cmd not in config:
return cmd
def _render_password(self, item, config=None):
cmd = 'neighbor %s password %s' % (item['neighbor'], item['password'])
if not config or cmd not in config:
return cmd
def _render_ebgp_multihop(self, item, config=None):
cmd = 'neighbor %s ebgp-multihop %s' % (item['neighbor'], item['ebgp_multihop'])
if not config or cmd not in config:
return cmd
def _render_peer_group(self, item, config=None):
cmd = 'neighbor %s peer-group %s' % (item['neighbor'], item['peer_group'])
if not config or cmd not in config:
return cmd
def _render_route_reflector_client(self, item, config=None):
cmd = 'neighbor %s route-reflector-client' % item['neighbor']
if item['route_reflector_client'] is False:
if not config or cmd in config:
cmd = 'no %s' % cmd
return cmd
elif not config or cmd not in config:
return cmd
def _render_maximum_prefix(self, item, config=None):
cmd = 'neighbor %s maximum-routes %s' % (item['neighbor'], item['maximum_prefix'])
if not config or cmd not in config:
return cmd
def _render_remove_private_as(self, item, config=None):
cmd = 'neighbor %s remove-private-AS' % item['neighbor']
if item['remove_private_as'] is False:
if not config or cmd in config:
cmd = 'no %s' % cmd
return cmd
elif not config or cmd not in config:
return cmd
def _render_timers(self, item, config):
"""generate bgp timer related configuration
"""
keepalive = item['timers']['keepalive']
holdtime = item['timers']['holdtime']
neighbor = item['neighbor']
if keepalive and holdtime:
cmd = 'neighbor %s timers %s %s' % (neighbor, keepalive, holdtime)
if not config or cmd not in config:
return cmd
class AFNeighbors(CliProvider):
def render(self, config=None, nbr_list=None):
commands = list()
if not nbr_list:
return
for item in nbr_list:
neighbor_commands = list()
for key, value in iteritems(item):
if value is not None:
meth = getattr(self, '_render_%s' % key, None)
if meth:
resp = meth(item, config)
if resp:
neighbor_commands.extend(to_list(resp))
commands.extend(neighbor_commands)
return commands
def _render_activate(self, item, config=None):
cmd = 'neighbor %s activate' % item['neighbor']
if item['activate'] is False:
if not config or cmd in config:
cmd = 'no %s' % cmd
return cmd
elif not config or cmd not in config:
return cmd
def _render_default_originate(self, item, config=None):
cmd = 'neighbor %s default-originate' % item['neighbor']
if item['activate'] is False:
if not config or cmd in config:
cmd = 'no %s' % cmd
return cmd
elif not config or cmd not in config:
return cmd
def _render_graceful_restart(self, item, config=None):
cmd = 'neighbor %s graceful-restart' % item['neighbor']
if item['activate'] is False:
if not config or cmd in config:
cmd = 'no %s' % cmd
return cmd
elif not config or cmd not in config:
return cmd
def _render_weight(self, item, config=None):
cmd = 'neighbor %s weight %s' % (item['neighbor'], item['weight'])
if not config or cmd not in config:
return cmd

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lib/ansible/module_utils/network/eos/providers/cli/config/bgp/process.py Normal file
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#
# (c) 2019, Ansible by Red Hat, inc
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
#
import re
from ansible.module_utils.six import iteritems
from ansible.module_utils.network.common.utils import to_list
from ansible.module_utils.network.eos.providers.providers import register_provider
from ansible.module_utils.network.eos.providers.providers import CliProvider
from ansible.module_utils.network.eos.providers.cli.config.bgp.neighbors import Neighbors
from ansible.module_utils.network.eos.providers.cli.config.bgp.address_family import AddressFamily
REDISTRIBUTE_PROTOCOLS = frozenset(['ospf', 'ospf3', 'rip', 'isis', 'static', 'connected'])
@register_provider('eos', 'eos_bgp')
class Provider(CliProvider):
def render(self, config=None):
commands = list()
existing_as = None
if config:
match = re.search(r'router bgp (\d+)', config, re.M)
existing_as = match.group(1)
operation = self.params['operation']
context = None
if self.params['config']:
context = 'router bgp %s' % self.get_value('config.bgp_as')
if operation == 'delete':
if existing_as:
commands.append('no router bgp %s' % existing_as)
elif context:
commands.append('no %s' % context)
else:
self._validate_input(config)
if operation == 'replace':
if existing_as and int(existing_as) != self.get_value('config.bgp_as'):
commands.append('no router bgp %s' % existing_as)
config = None
elif operation == 'override':
if existing_as:
commands.append('no router bgp %s' % existing_as)
config = None
context_commands = list()
for key, value in iteritems(self.get_value('config')):
if value is not None:
meth = getattr(self, '_render_%s' % key, None)
if meth:
resp = meth(config)
if resp:
context_commands.extend(to_list(resp))
if context and context_commands:
commands.append(context)
commands.extend(context_commands)
commands.append('exit')
return commands
def _render_router_id(self, config=None):
cmd = 'router-id %s' % self.get_value('config.router_id')
if not config or cmd not in config:
return cmd
def _render_log_neighbor_changes(self, config=None):
cmd = 'bgp log-neighbor-changes'
log_neighbor_changes = self.get_value('config.log_neighbor_changes')
if log_neighbor_changes is True:
if not config or cmd not in config:
return cmd
elif log_neighbor_changes is False:
if config and cmd in config:
return 'no %s' % cmd
def _render_networks(self, config=None):
commands = list()
safe_list = list()
for entry in self.get_value('config.networks'):
network = entry['prefix']
if entry['masklen']:
network = '%s/%s' % (entry['prefix'], entry['masklen'])
safe_list.append(network)
cmd = 'network %s' % network
if entry['route_map']:
cmd += ' route-map %s' % entry['route_map']
if not config or cmd not in config:
commands.append(cmd)
if self.params['operation'] == 'replace':
if config:
matches = re.findall(r'network (\S+)', config, re.M)
for entry in set(matches).difference(safe_list):
commands.append('no network %s' % entry)
return commands
def _render_redistribute(self, config=None):
commands = list()
safe_list = list()
for entry in self.get_value('config.redistribute'):
option = entry['protocol']
cmd = 'redistribute %s' % entry['protocol']
if entry['route_map']:
cmd += ' route-map %s' % entry['route_map']
if not config or cmd not in config:
commands.append(cmd)
safe_list.append(option)
if self.params['operation'] == 'replace':
if config:
matches = re.findall(r'redistribute (\S+)(?:\s*)(\d*)', config, re.M)
for i in range(0, len(matches)):
matches[i] = ' '.join(matches[i]).strip()
for entry in set(matches).difference(safe_list):
commands.append('no redistribute %s' % entry)
return commands
def _render_neighbors(self, config):
""" generate bgp neighbor configuration
"""
return Neighbors(self.params).render(config)
def _render_address_family(self, config):
""" generate address-family configuration
"""
return AddressFamily(self.params).render(config)
def _validate_input(self, config):
def device_has_AF(config):
return re.search(r'address-family (?:.*)', config)
address_family = self.get_value('config.address_family')
root_networks = self.get_value('config.networks')
operation = self.params['operation']
if operation == 'replace' and root_networks:
if address_family:
for item in address_family:
if item['networks']:
raise ValueError('operation is replace but provided both root level networks and networks under %s address family'
% item['afi'])
if config and device_has_AF(config):
raise ValueError('operation is replace and device has one or more address family activated but root level network(s) provided')

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lib/ansible/module_utils/network/eos/providers/module.py Normal file
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#
# (c) 2019, Ansible by Red Hat, inc
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
#
from ansible.module_utils.basic import AnsibleModule
from ansible.module_utils.connection import Connection
from ansible.module_utils.network.eos.providers import providers
from ansible.module_utils._text import to_text
class NetworkModule(AnsibleModule):
fail_on_missing_provider = True
def __init__(self, connection=None, *args, **kwargs):
super(NetworkModule, self).__init__(*args, **kwargs)
if connection is None:
connection = Connection(self._socket_path)
self.connection = connection
@property
def provider(self):
if not hasattr(self, '_provider'):
capabilities = self.from_json(self.connection.get_capabilities())
network_os = capabilities['device_info']['network_os']
network_api = capabilities['network_api']
if network_api == 'cliconf':
connection_type = 'network_cli'
cls = providers.get(network_os, self._name, connection_type)
if not cls:
msg = 'unable to find suitable provider for network os %s' % network_os
if self.fail_on_missing_provider:
self.fail_json(msg=msg)
else:
self.warn(msg)
obj = cls(self.params, self.connection, self.check_mode)
setattr(self, '_provider', obj)
return getattr(self, '_provider')
def get_facts(self, subset=None):
try:
self.provider.get_facts(subset)
except Exception as exc:
self.fail_json(msg=to_text(exc))
def edit_config(self, config_filter=None):
current_config = self.connection.get_config(flags=config_filter)
try:
commands = self.provider.edit_config(current_config)
changed = bool(commands)
return {'commands': commands, 'changed': changed}
except Exception as exc:
self.fail_json(msg=to_text(exc))

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lib/ansible/module_utils/network/eos/providers/providers.py Normal file
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#
# (c) 2019, Ansible by Red Hat, inc
# GNU General Public License v3.0+ (see COPYING or https://www.gnu.org/licenses/gpl-3.0.txt)
#
import json
from threading import RLock
from ansible.module_utils.six import itervalues
from ansible.module_utils.network.common.utils import to_list
from ansible.module_utils.network.common.config import NetworkConfig
_registered_providers = {}
_provider_lock = RLock()
def register_provider(network_os, module_name):
def wrapper(cls):
_provider_lock.acquire()
try:
if network_os not in _registered_providers:
_registered_providers[network_os] = {}
for ct in cls.supported_connections:
if ct not in _registered_providers[network_os]:
_registered_providers[network_os][ct] = {}
for item in to_list(module_name):
for entry in itervalues(_registered_providers[network_os]):
entry[item] = cls
finally:
_provider_lock.release()
return cls
return wrapper
def get(network_os, module_name, connection_type):
network_os_providers = _registered_providers.get(network_os)
if network_os_providers is None:
raise ValueError('unable to find a suitable provider for this module')
if connection_type not in network_os_providers:
raise ValueError('provider does not support this connection type')
elif module_name not in network_os_providers[connection_type]:
raise ValueError('could not find a suitable provider for this module')
return network_os_providers[connection_type][module_name]
class ProviderBase(object):
supported_connections = ()
def __init__(self, params, connection=None, check_mode=False):
self.params = params
self.connection = connection
self.check_mode = check_mode
@property
def capabilities(self):
if not hasattr(self, '_capabilities'):
resp = self.from_json(self.connection.get_capabilities())
setattr(self, '_capabilities', resp)
return getattr(self, '_capabilities')
def get_value(self, path):
params = self.params.copy()
for key in path.split('.'):
params = params[key]
return params
def get_facts(self, subset=None):
raise NotImplementedError(self.__class__.__name__)
def edit_config(self):
raise NotImplementedError(self.__class__.__name__)
class CliProvider(ProviderBase):
supported_connections = ('network_cli',)
@property
def capabilities(self):
if not hasattr(self, '_capabilities'):
resp = self.from_json(self.connection.get_capabilities())
setattr(self, '_capabilities', resp)
return getattr(self, '_capabilities')
def get_config_context(self, config, path, indent=2):
if config is not None:
netcfg = NetworkConfig(indent=indent, contents=config)
try:
config = netcfg.get_block_config(to_list(path))
except ValueError:
config = None
return config
def render(self, config=None):
raise NotImplementedError(self.__class__.__name__)
def cli(self, command):
try:
if not hasattr(self, '_command_output'):
setattr(self, '_command_output', {})
return self._command_output[command]
except KeyError:
out = self.connection.get(command)
try:
out = json.loads(out)
except ValueError:
pass
self._command_output[command] = out
return out
def get_facts(self, subset=None):
return self.populate()
def edit_config(self, config=None):
commands = self.render(config)
if commands and self.check_mode is False:
self.connection.edit_config(commands)
return commands

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lib/ansible/modules/network/eos/eos_bgp.py Normal file
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#!/usr/bin/python
# -*- coding: utf-8 -*-
#
# (c) 2019, Ansible by Red Hat, inc
# 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
ANSIBLE_METADATA = {'metadata_version': '1.1',
'status': ['preview'],
'supported_by': 'network'}
DOCUMENTATION = """
---
module: eos_bgp
version_added: "2.8"
author: "Nilashish Chakraborty (@nilashishc)"
short_description: Configure global BGP protocol settings on Arista EOS.
description:
- This module provides configuration management of global BGP parameters
on Arista EOS devices.
notes:
- Tested against Arista vEOS Version 4.15.9M.
options:
config:
description:
- Specifies the BGP related configuration.
suboptions:
bgp_as:
description:
- Specifies the BGP Autonomous System (AS) number to configure on the device.
type: int
required: true
router_id:
description:
- Configures the BGP routing process router-id value.
default: null
log_neighbor_changes:
description:
- Enable/disable logging neighbor up/down and reset reason.
type: bool
neighbors:
description:
- Specifies BGP neighbor related configurations.
suboptions:
neighbor:
description:
- Neighbor router address.
required: True
remote_as:
description:
- Remote AS of the BGP neighbor to configure.
type: int
required: True
update_source:
description:
- Source of the routing updates.
password:
description:
- Password to authenticate the BGP peer connection.
description:
description:
- Neighbor specific description.
ebgp_multihop:
description:
- Specifies the maximum hop count for EBGP neighbors not on directly connected networks.
- The range is from 1 to 255.
type: int
peer_group:
description:
- Name of the peer group that the neighbor is a member of.
timers:
description:
- Specifies BGP neighbor timer related configurations.
suboptions:
keepalive:
description:
- Frequency (in seconds) with which the device sends keepalive messages to its peer.
- The range is from 0 to 3600.
type: int
required: True
holdtime:
description:
- Interval (in seconds) after not receiving a keepalive message that device declares a peer dead.
- The range is from 3 to 7200.
- Setting this value to 0 will not send keep-alives (hold forever).
type: int
required: True
route_reflector_client:
description:
- Specify a neighbor as a route reflector client.
type: bool
remove_private_as:
description:
- Remove the private AS number from outbound updates.
type: bool
enabled:
description:
- Administratively shutdown or enable a neighbor.
maximum_prefix:
description:
- Maximum number of prefixes to accept from this peer.
- The range is from 0 to 4294967294.
type: int
redistribute:
description:
- Specifies the redistribute information from another routing protocol.
suboptions:
protocol:
description:
- Specifies the protocol for configuring redistribute information.
required: True
route_map:
description:
- Specifies the route map reference.
networks:
description:
- Specify Networks to announce via BGP.
- For operation replace, this option is mutually exclusive with networks option under address_family.
- For operation replace, if the device already has an address family activated, this option is not allowed.
suboptions:
prefix:
description:
- Network ID to announce via BGP.
required: True
masklen:
description:
- Subnet mask length for the Network to announce(e.g, 8, 16, 24, etc.).
route_map:
description:
- Route map to modify the attributes.
address_family:
description:
- Specifies BGP address family related configurations.
suboptions:
afi:
description:
- Type of address family to configure.
choices:
- ipv4
- ipv6
required: True
redistribute:
description:
- Specifies the redistribute information from another routing protocol.
suboptions:
protocol:
description:
- Specifies the protocol for configuring redistribute information.
required: True
route_map:
description:
- Specifies the route map reference.
networks:
description:
- Specify Networks to announce via BGP.
- For operation replace, this option is mutually exclusive with root level networks option.
suboptions:
prefix:
description:
- Network ID to announce via BGP.
required: True
masklen:
description:
- Subnet mask length for the Network to announce(e.g, 8, 16, 24, etc.).
route_map:
description:
- Route map to modify the attributes.
neighbors:
description:
- Specifies BGP neighbor related configurations in Address Family configuration mode.
suboptions:
neighbor:
description:
- Neighbor router address.
required: True
activate:
description:
- Enable the Address Family for this Neighbor.
type: bool
default_originate:
description:
- Originate default route to this neighbor.
type: bool
graceful_restart:
description:
- Enable/disable graceful restart mode for this neighbor.
type: bool
weight:
description:
- Assign weight for routes learnt from this neighbor.
- The range is from 0 to 65535
type: int
operation:
description:
- Specifies the operation to be performed on the BGP process configured on the device.
- In case of merge, the input configuration will be merged with the existing BGP configuration on the device.
- In case of replace, if there is a diff between the existing configuration and the input configuration, the
existing configuration will be replaced by the input configuration for every option that has the diff.
- In case of override, all the existing BGP configuration will be removed from the device and replaced with
the input configuration.
- In case of delete the existing BGP configuration will be removed from the device.
default: merge
choices: ['merge', 'replace', 'override', 'delete']
"""
EXAMPLES = """
- name: configure global bgp as 64496
eos_bgp:
config:
bgp_as: 64496
router_id: 192.0.2.1
log_neighbor_changes: True
neighbors:
- neighbor: 203.0.113.5
remote_as: 64511
timers:
keepalive: 300
holdtime: 360
- neighbor: 198.51.100.2
remote_as: 64498
networks:
- prefix: 198.51.100.0
route_map: RMAP_1
- prefix: 192.0.2.0
masklen: 23
address_family:
- afi: ipv4
safi: unicast
redistribute:
- protocol: isis
route_map: RMAP_1
operation: merge
- name: Configure BGP neighbors
eos_bgp:
config:
bgp_as: 64496
neighbors:
- neighbor: 192.0.2.10
remote_as: 64496
description: IBGP_NBR_1
ebgp_multihop: 100
timers:
keepalive: 300
holdtime: 360
- neighbor: 192.0.2.15
remote_as: 64496
description: IBGP_NBR_2
ebgp_multihop: 150
operation: merge
- name: Configure root-level networks for BGP
eos_bgp:
config:
bgp_as: 64496
networks:
- prefix: 203.0.113.0
masklen: 27
route_map: RMAP_1
- prefix: 203.0.113.32
masklen: 27
route_map: RMAP_2
operation: merge
- name: Configure BGP neighbors under address family mode
eos_bgp:
config:
bgp_as: 64496
address_family:
- afi: ipv4
neighbors:
- neighbor: 203.0.113.10
activate: yes
default_originate: True
- neighbor: 192.0.2.15
activate: yes
graceful_restart: True
operation: merge
- name: remove bgp as 64496 from config
eos_bgp:
config:
bgp_as: 64496
operation: delete
"""
RETURN = """
commands:
description: The list of configuration mode commands to send to the device
returned: always
type: list
sample:
- router bgp 64496
- bgp router-id 192.0.2.1
- bgp log-neighbor-changes
- neighbor 203.0.113.5 remote-as 64511
- neighbor 203.0.113.5 timers 300 360
- neighbor 198.51.100.2 remote-as 64498
- network 198.51.100.0 route-map RMAP_1
- network 192.0.2.0 mask 255.255.254.0
- address-family ipv4
- redistribute isis route-map RMAP_1
- exit-address-family
"""
from ansible.module_utils._text import to_text
from ansible.module_utils.network.eos.providers.module import NetworkModule
from ansible.module_utils.network.eos.providers.cli.config.bgp.process import REDISTRIBUTE_PROTOCOLS
def main():
""" main entry point for module execution
"""
network_spec = {
'prefix': dict(required=True),
'masklen': dict(type='int'),
'route_map': dict(),
}
redistribute_spec = {
'protocol': dict(choices=REDISTRIBUTE_PROTOCOLS, required=True),
'route_map': dict(),
}
timer_spec = {
'keepalive': dict(type='int', required=True),
'holdtime': dict(type='int', required=True),
}
neighbor_spec = {
'neighbor': dict(required=True),
'remote_as': dict(type='int', required=True),
'update_source': dict(),
'password': dict(no_log=True),
'enabled': dict(type='bool'),
'description': dict(),
'ebgp_multihop': dict(type='int'),
'timers': dict(type='dict', options=timer_spec),
'peer_group': dict(),
'maximum_prefix': dict(type='int'),
'route_reflector_client': dict(type='int'),
'remove_private_as': dict(type='bool')
}
af_neighbor_spec = {
'neighbor': dict(required=True),
'activate': dict(type='bool'),
'default_originate': dict(type='bool'),
'graceful_restart': dict(type='bool'),
'weight': dict(type='int'),
}
address_family_spec = {
'afi': dict(choices=['ipv4', 'ipv6'], required=True),
'networks': dict(type='list', elements='dict', options=network_spec),
'redistribute': dict(type='list', elements='dict', options=redistribute_spec),
'neighbors': dict(type='list', elements='dict', options=af_neighbor_spec),
}
config_spec = {
'bgp_as': dict(type='int', required=True),
'router_id': dict(),
'log_neighbor_changes': dict(type='bool'),
'neighbors': dict(type='list', elements='dict', options=neighbor_spec),
'address_family': dict(type='list', elements='dict', options=address_family_spec),
'redistribute': dict(type='list', elements='dict', options=redistribute_spec),
'networks': dict(type='list', elements='dict', options=network_spec)
}
argument_spec = {
'config': dict(type='dict', options=config_spec),
'operation': dict(default='merge', choices=['merge', 'replace', 'override', 'delete'])
}
module = NetworkModule(argument_spec=argument_spec,
supports_check_mode=True)
try:
result = module.edit_config(config_filter='| section bgp')
except Exception as exc:
module.fail_json(msg=to_text(exc))
module.exit_json(**result)
if __name__ == '__main__':
main()

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---
testcase: "*"
test_items: []

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dependencies:
- prepare_eos_tests

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---
- name: collect all cli test cases
find:
paths: "{{ role_path }}/tests/cli"
patterns: "{{ testcase }}.yaml"
register: test_cases
delegate_to: localhost
- name: set test_items
set_fact: test_items="{{ test_cases.files | map(attribute='path') | list }}"
- name: run test cases (connection=network_cli)
include: "{{ test_case_to_run }} ansible_connection=network_cli"
with_items: "{{ test_items }}"
loop_control:
loop_var: test_case_to_run

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---
- { include: cli.yaml, tags: ['cli'] }

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- debug: msg="START eos cli/eos_bgp.yaml on connection={{ ansible_connection }}"
- name: Clear existing BGP config
eos_bgp:
operation: delete
ignore_errors: yes
- name: Configure BGP with AS 64496 and a router-id
eos_bgp: &config
operation: merge
config:
bgp_as: 64496
router_id: 192.0.2.2
register: result
- assert:
that:
- 'result.changed == true'
- "'router bgp 64496' in result.commands"
- "'router-id 192.0.2.2' in result.commands"
- name: Configure BGP with AS 64496 and a router-id (idempotent)
eos_bgp: *config
register: result
- assert:
that:
- 'result.changed == false'
- name: Configure BGP neighbors
eos_bgp: &nbr
operation: merge
config:
bgp_as: 64496
neighbors:
- neighbor: 192.0.2.10
remote_as: 64496
description: IBGP_NBR_1
ebgp_multihop: 100
timers:
keepalive: 300
holdtime: 360
- neighbor: 192.0.2.15
remote_as: 64496
description: IBGP_NBR_2
ebgp_multihop: 150
register: result
- assert:
that:
- 'result.changed == true'
- "'router bgp 64496' in result.commands"
- "'neighbor 192.0.2.10 remote-as 64496' in result.commands"
- "'neighbor 192.0.2.10 description IBGP_NBR_1' in result.commands"
- "'neighbor 192.0.2.10 ebgp-multihop 100' in result.commands"
- "'neighbor 192.0.2.10 timers 300 360' in result.commands"
- "'neighbor 192.0.2.15 remote-as 64496' in result.commands"
- "'neighbor 192.0.2.15 description IBGP_NBR_2' in result.commands"
- "'neighbor 192.0.2.15 ebgp-multihop 150' in result.commands"
- name: Configure BGP neighbors (idempotent)
eos_bgp: *nbr
register: result
- assert:
that:
- 'result.changed == false'
- name: Configure BGP neighbors with operation replace
eos_bgp: &nbr_rplc
operation: replace
config:
bgp_as: 64496
neighbors:
- neighbor: 192.0.2.15
remote_as: 64496
description: IBGP_NBR_2
ebgp_multihop: 150
- neighbor: 203.0.113.10
remote_as: 64511
description: EBGP_NBR_1
register: result
- assert:
that:
- 'result.changed == true'
- "'neighbor 203.0.113.10 remote-as 64511' in result.commands"
- "'neighbor 203.0.113.10 description EBGP_NBR_1' in result.commands"
- "'no neighbor 192.0.2.10' in result.commands"
- name: Configure BGP neighbors with operation replace (idempotent)
eos_bgp: *nbr_rplc
register: result
- assert:
that:
- 'result.changed == false'
- name: Configure root-level networks for BGP
eos_bgp: &net
operation: merge
config:
bgp_as: 64496
networks:
- prefix: 203.0.113.0
masklen: 27
route_map: RMAP_1
- prefix: 203.0.113.32
masklen: 27
route_map: RMAP_2
register: result
- assert:
that:
- 'result.changed == True'
- "'router bgp 64496' in result.commands"
- "'network 203.0.113.0/27 route-map RMAP_1' in result.commands"
- "'network 203.0.113.32/27 route-map RMAP_2' in result.commands"
- name: Configure root-level networks for BGP (idempotent)
eos_bgp: *net
register: result
- assert:
that:
- 'result.changed == false'
- name: Configure root-level networks for BGP with operation replace
eos_bgp: &net_rplc
operation: replace
config:
bgp_as: 64496
networks:
- prefix: 203.0.113.0
masklen: 27
route_map: RMAP_1
- prefix: 198.51.100.16
masklen: 28
register: result
- assert:
that:
- 'result.changed == True'
- "'router bgp 64496' in result.commands"
- "'network 198.51.100.16/28' in result.commands"
- "'no network 203.0.113.32/27' in result.commands"
- name: Configure root-level networks for BGP with operation replace (idempotent)
eos_bgp: *net_rplc
register: result
- assert:
that:
- 'result.changed == false'
- name: Configure BGP route redistribute information
eos_bgp: &rdr
operation: merge
config:
bgp_as: 64496
redistribute:
- protocol: ospf
route_map: RMAP_1
- protocol: rip
register: result
- assert:
that:
- 'result.changed == true'
- "'router bgp 64496' in result.commands"
- "'redistribute ospf route-map RMAP_1' in result.commands"
- "'redistribute rip' in result.commands"
- name: Configure BGP route redistribute information (idempotent)
eos_bgp: *rdr
register: result
- assert:
that:
- 'result.changed == false'
- name: Configure BGP route redistribute information with operation replace
eos_bgp: &rdr_rplc
operation: replace
config:
bgp_as: 64496
redistribute:
- protocol: ospf
route_map: RMAP_1
- protocol: static
route_map: RMAP_2
register: result
- assert:
that:
- 'result.changed == true'
- "'redistribute static route-map RMAP_2' in result.commands"
- "'no redistribute rip' in result.commands"
- name: Configure BGP route redistribute information with operation replace (idempotent)
eos_bgp: *rdr_rplc
register: result
- assert:
that:
- 'result.changed == false'
- name: Configure BGP neighbors under address family mode
eos_bgp: &af_nbr
operation: merge
config:
bgp_as: 64496
address_family:
- afi: ipv4
neighbors:
- neighbor: 203.0.113.10
activate: yes
default_originate: True
- neighbor: 192.0.2.15
activate: yes
graceful_restart: True
register: result
- assert:
that:
- 'result.changed == true'
- "'router bgp 64496' in result.commands"
- "'address-family ipv4' in result.commands"
- "'neighbor 203.0.113.10 activate' in result.commands"
- "'neighbor 203.0.113.10 default-originate' in result.commands"
- "'neighbor 192.0.2.15 activate' in result.commands"
- "'neighbor 192.0.2.15 graceful-restart' in result.commands"
- name: Configure BGP neighbors under address family mode (idempotent)
eos_bgp: *af_nbr
register: result
- assert:
that:
- 'result.changed == false'
- name: Configure networks under address family
eos_bgp: &af_net
operation: merge
config:
bgp_as: 64496
address_family:
- afi: ipv4
networks:
- prefix: 198.51.100.48
masklen: 28
route_map: RMAP_1
- prefix: 192.0.2.64
masklen: 27
- prefix: 203.0.113.160
masklen: 27
route_map: RMAP_2
- afi: ipv6
networks:
- prefix: "2001:db8::"
masklen: 33
register: result
- assert:
that:
- 'result.changed == true'
- "'router bgp 64496' in result.commands"
- "'address-family ipv4' in result.commands"
- "'network 198.51.100.48/28 route-map RMAP_1' in result.commands"
- "'network 192.0.2.64/27' in result.commands"
- "'network 203.0.113.160/27 route-map RMAP_2' in result.commands"
- "'address-family ipv6' in result.commands"
- "'network 2001:db8::/33' in result.commands"
- name: Configure networks under address family (idempotent)
eos_bgp: *af_net
register: result
- assert:
that:
- 'result.changed == false'
- name: Configure networks under address family with operation replace
eos_bgp: &af_net_rplc
operation: replace
config:
bgp_as: 64496
address_family:
- afi: ipv4
networks:
- prefix: 198.51.100.80
masklen: 28
- prefix: 192.0.2.64
masklen: 27
- prefix: 203.0.113.192
masklen: 27
- afi: ipv6
networks:
- prefix: "2001:db8:1000::"
masklen: 37
register: result
- assert:
that:
- 'result.changed == true'
- '"router bgp 64496" in result.commands'
- '"address-family ipv4" in result.commands'
- '"network 198.51.100.80/28" in result.commands'
- '"network 203.0.113.192/27" in result.commands'
- '"no network 198.51.100.48/28" in result.commands'
- '"no network 203.0.113.160/27" in result.commands'
- '"address-family ipv6" in result.commands'
- '"network 2001:db8:1000::/37" in result.commands'
- '"no network 2001:db8::/33" in result.commands'
- name: Configure networks under address family with operation replace (idempotent)
eos_bgp: *af_net_rplc
register: result
- assert:
that:
- 'result.changed == false'
- name: Override all the exisiting BGP config
eos_bgp:
operation: override
config:
bgp_as: 64497
router_id: 192.0.2.10
log_neighbor_changes: True
register: result
- assert:
that:
- 'result.changed == true'
- "'no router bgp 64496' in result.commands"
- "'router bgp 64497' in result.commands"
- "'router-id 192.0.2.10' in result.commands"
- "'bgp log-neighbor-changes' in result.commands"
- name: Teardown
eos_bgp: &rm
operation: delete
register: result
- assert:
that:
- 'result.changed == true'
- "'no router bgp 64497' in result.commands"
- name: Teardown again (idempotent)
eos_bgp: *rm
register: result
- assert:
that:
- 'result.changed == false'
- debug: msg="END eos cli/eos_bgp.yaml on connection={{ ansible_connection }}"

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router bgp 64496
bgp router-id 192.0.2.1
bgp log-neighbor-changes
neighbor 198.51.100.102 remote-as 64498
neighbor 198.51.100.102 timers 300 360
neighbor 192.0.2.111 remote-as 64496
neighbor 192.0.2.111 update-source Ethernet1
neighbor 203.0.113.5 remote-as 64511
neighbor 203.0.113.5 maximum-routes 500
redistribute ospf route-map RMAP_1
address-family ipv4
neighbor 198.51.100.102 activate
neighbor 198.51.100.102 graceful-restart
neighbor 198.51.100.102 default-originate
neighbor 198.51.100.102 weight 25
neighbor 192.0.2.111 activate
neighbor 192.0.2.111 default-originate
network 192.0.2.0/27 route-map RMAP_1
network 198.51.100.0/24 route-map RMAP_2
!
address-family ipv6
network 2001:db8:8000::/34
network 2001:db8:c000::/34

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#
# (c) 2019, Ansible by Red Hat, inc
# 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
from ansible.module_utils.network.eos.providers.cli.config.bgp.process import Provider
from ansible.modules.network.eos import eos_bgp
from .eos_module import TestEosModule, load_fixture
class TestFrrBgpModule(TestEosModule):
module = eos_bgp
def setUp(self):
super(TestFrrBgpModule, self).setUp()
self._bgp_config = load_fixture('eos_bgp_config.cfg')
def test_eos_bgp(self):
obj = Provider(params=dict(config=dict(bgp_as=64496, router_id='192.0.2.2', networks=None,
address_family=None), operation='merge'))
commands = obj.render(self._bgp_config)
self.assertEqual(commands, ['router bgp 64496', 'router-id 192.0.2.2', 'exit'])
def test_eos_bgp_idempotent(self):
obj = Provider(params=dict(config=dict(bgp_as=64496, router_id='192.0.2.1',
networks=None, address_family=None), operation='merge'))
commands = obj.render(self._bgp_config)
self.assertEqual(commands, [])
def test_eos_bgp_remove(self):
obj = Provider(params=dict(config=dict(bgp_as=64496, networks=None, address_family=None), operation='delete'))
commands = obj.render(self._bgp_config)
self.assertEqual(commands, ['no router bgp 64496'])
def test_eos_bgp_neighbor(self):
obj = Provider(params=dict(config=dict(bgp_as=64496, neighbors=[dict(neighbor='198.51.100.12', remote_as=64498)],
networks=None, address_family=None),
operation='merge'))
commands = obj.render(self._bgp_config)
self.assertEqual(commands, ['router bgp 64496', 'neighbor 198.51.100.12 remote-as 64498', 'exit'])
def test_eos_bgp_neighbor_idempotent(self):
neighbors = [dict(neighbor='198.51.100.102', remote_as=64498, timers=dict(keepalive=300, holdtime=360)),
dict(neighbor='203.0.113.5', remote_as=64511, maximum_prefix=500)]
obj = Provider(params=dict(config=dict(bgp_as=64496, neighbors=neighbors, networks=None, address_family=None),
operation='merge'))
commands = obj.render(self._bgp_config)
self.assertEqual(commands, [])
def test_eos_bgp_network(self):
obj = Provider(
params=dict(config=dict(bgp_as=64496, networks=[dict(prefix='203.0.113.0', masklen=24, route_map='RMAP_1')],
address_family=None),
operation='merge'))
commands = obj.render(self._bgp_config)
self.assertEqual(sorted(commands), sorted(['router bgp 64496', 'network 203.0.113.0/24 route-map RMAP_1', 'exit']))
def test_eos_bgp_network_idempotent(self):
obj = Provider(
params=dict(config=dict(bgp_as=64496, networks=[dict(prefix='192.0.2.0', masklen=27, route_map='RMAP_1'),
dict(prefix='198.51.100.0', masklen=24, route_map='RMAP_2')],
address_family=None),
operation='merge'))
commands = obj.render(self._bgp_config)
self.assertEqual(commands, [])
def test_eos_bgp_redistribute(self):
rd_1 = dict(protocol='rip', route_map='RMAP_1')
config = dict(bgp_as=64496, redistribute=[rd_1], networks=None, address_family=None)
obj = Provider(params=dict(config=config, operation='merge'))
commands = obj.render(self._bgp_config)
cmd = ['router bgp 64496', 'redistribute rip route-map RMAP_1', 'exit']
self.assertEqual(sorted(commands), sorted(cmd))
def test_eos_bgp_redistribute_idempotent(self):
rd_1 = dict(protocol='ospf', route_map='RMAP_1')
config = dict(bgp_as=64496, redistribute=[rd_1], networks=None, address_family=None)
obj = Provider(params=dict(config=config, operation='merge'))
commands = obj.render(self._bgp_config)
self.assertEqual(commands, [])
def test_eos_bgp_address_family_neighbors(self):
af_nbr_1 = dict(neighbor='198.51.100.104', default_originate=True, activate=True)
af_nbr_2 = dict(neighbor='198.51.100.105', activate=True, weight=30, graceful_restart=True)
config = dict(bgp_as=64496, address_family=[dict(afi='ipv4', neighbors=[af_nbr_1, af_nbr_2])],
networks=None)
obj = Provider(params=dict(config=config, operation='merge'))
commands = obj.render(self._bgp_config)
cmd = ['router bgp 64496', 'address-family ipv4', 'neighbor 198.51.100.104 activate',
'neighbor 198.51.100.104 default-originate', 'neighbor 198.51.100.105 weight 30',
'neighbor 198.51.100.105 activate', 'neighbor 198.51.100.105 graceful-restart', 'exit', 'exit']
self.assertEqual(sorted(commands), sorted(cmd))
def test_eos_bgp_address_family_neighbors_idempotent(self):
af_nbr_1 = dict(neighbor='198.51.100.102', activate=True, graceful_restart=True, default_originate=True, weight=25)
af_nbr_2 = dict(neighbor='192.0.2.111', activate=True, default_originate=True)
config = dict(bgp_as=64496, address_family=[dict(afi='ipv4', neighbors=[af_nbr_1, af_nbr_2])],
networks=None)
obj = Provider(params=dict(config=config, operation='merge'))
commands = obj.render(self._bgp_config)
self.assertEqual(commands, [])
def test_eos_bgp_address_family_networks(self):
net = dict(prefix='203.0.113.128', masklen=26, route_map='RMAP_1')
net2 = dict(prefix='203.0.113.192', masklen=26, route_map='RMAP_2')
config = dict(bgp_as=64496, address_family=[dict(afi='ipv4', networks=[net, net2])],
networks=None)
obj = Provider(params=dict(config=config, operation='merge'))
commands = obj.render(self._bgp_config)
cmd = ['router bgp 64496', 'address-family ipv4', 'network 203.0.113.128/26 route-map RMAP_1',
'network 203.0.113.192/26 route-map RMAP_2', 'exit', 'exit']
self.assertEqual(sorted(commands), sorted(cmd))
def test_eos_bgp_address_family_networks_idempotent(self):
net = dict(prefix='2001:db8:8000::', masklen=34, route_map=None)
net2 = dict(prefix='2001:db8:c000::', masklen=34, route_map=None)
config = dict(bgp_as=64496, address_family=[dict(afi='ipv6', networks=[net, net2])],
networks=None)
obj = Provider(params=dict(config=config, operation='merge'))
commands = obj.render(self._bgp_config)
self.assertEqual(commands, [])
def test_eos_bgp_operation_override(self):
net_1 = dict(prefix='2001:0db8:0800::', masklen=38, route_map='RMAP_1')
net_2 = dict(prefix='2001:0db8:1c00::', masklen=38, route_map='RMAP_2')
nbr_1 = dict(neighbor='203.0.113.111', remote_as=64511, update_source='Ethernet2')
nbr_2 = dict(neighbor='203.0.113.120', remote_as=64511, timers=dict(keepalive=300, holdtime=360))
af_nbr_1 = dict(neighbor='203.0.113.111', activate=True)
af_nbr_2 = dict(neighbor='203.0.113.120', activate=True, default_originate=True)
af_1 = dict(afi='ipv4', neighbors=[af_nbr_1, af_nbr_2])
af_2 = dict(afi='ipv6', networks=[net_1, net_2])
config = dict(bgp_as=64496, neighbors=[nbr_1, nbr_2], address_family=[af_1, af_2],
networks=None)
obj = Provider(params=dict(config=config, operation='override'))
commands = obj.render(self._bgp_config)
cmd = ['no router bgp 64496', 'router bgp 64496', 'neighbor 203.0.113.111 remote-as 64511',
'neighbor 203.0.113.111 update-source Ethernet2', 'neighbor 203.0.113.120 remote-as 64511',
'neighbor 203.0.113.120 timers 300 360', 'address-family ipv4',
'neighbor 203.0.113.111 activate', 'neighbor 203.0.113.120 default-originate', 'neighbor 203.0.113.120 activate',
'exit', 'address-family ipv6', 'network 2001:0db8:0800::/38 route-map RMAP_1',
'network 2001:0db8:1c00::/38 route-map RMAP_2',
'exit', 'exit']
self.assertEqual(sorted(commands), sorted(cmd))
def test_eos_bgp_operation_replace(self):
net = dict(prefix='203.0.113.0', masklen=27, route_map='RMAP_1')
net2 = dict(prefix='192.0.2.32', masklen=29, route_map='RMAP_2')
net_3 = dict(prefix='2001:db8:8000::', masklen=34, route_map=None)
net_4 = dict(prefix='2001:db8:c000::', masklen=34, route_map=None)
af_1 = dict(afi='ipv4', networks=[net, net2])
af_2 = dict(afi='ipv6', networks=[net_3, net_4])
config = dict(bgp_as=64496, address_family=[af_1, af_2], networks=None)
obj = Provider(params=dict(config=config, operation='replace'))
commands = obj.render(self._bgp_config)
cmd = ['router bgp 64496', 'address-family ipv4', 'network 203.0.113.0/27 route-map RMAP_1',
'network 192.0.2.32/29 route-map RMAP_2', 'no network 192.0.2.0/27', 'no network 198.51.100.0/24',
'exit', 'exit']
self.assertEqual(sorted(commands), sorted(cmd))
def test_eos_bgp_operation_replace_with_new_as(self):
nbr = dict(neighbor='203.0.113.124', remote_as=64496, update_source='Ethernet3')
config = dict(bgp_as=64497, neighbors=[nbr], networks=None, address_family=None)
obj = Provider(params=dict(config=config, operation='replace'))
commands = obj.render(self._bgp_config)
cmd = ['no router bgp 64496', 'router bgp 64497', 'neighbor 203.0.113.124 remote-as 64496',
'neighbor 203.0.113.124 update-source Ethernet3', 'exit']
self.assertEqual(sorted(commands), sorted(cmd))