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Update netconf plugins for junos and iosxr (#44157)

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* Update netconf plugins for junos and iosxr

Fixes #39160

*  Update api signature for netcon api's
   from variable arguments to named arguments

* Udpate get default rpc supported

* Fix CI issue
pull/44164/head
Ganesh Nalawade 6 years ago committed by GitHub
parent 615337c3d7
commit d9ee693652
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
3 changed files with 187 additions and 108 deletions
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189
lib/ansible/plugins/netconf/__init__.py
Unescape Escape View File

@ -98,12 +98,19 @@ class NetconfBase(AnsiblePlugin):
conn.load_configuration(config=[''set system ntp server 1.1.1.1''], action='set', format='text')
"""
__rpc__ = ['get_config', 'edit_config', 'get_capabilities', 'get']
def __init__(self, connection):
self._connection = connection
self.m = self._connection._manager
@ensure_connected
def rpc(self, name):
"""
RPC to be execute on remote device
:param name: Name of rpc in string format
:return: Received rpc response from remote host
"""
"""RPC to be execute on remote device
:name: Name of rpc in string format"""
try:
@ -116,9 +123,9 @@ class NetconfBase(AnsiblePlugin):
@ensure_connected
def get_config(self, source=None, filter=None):
"""Retrieve all or part of a specified configuration
(by default entire configuration is retrieved).
"""
Retrieve all or part of a specified configuration
(by default entire configuration is retrieved).
:param source: Name of the configuration datastore being queried, defaults to running datastore
:param filter: This argument specifies the portion of the configuration data to retrieve
:return: Returns xml string containing the RPC response received from remote host
@ -132,88 +139,97 @@ class NetconfBase(AnsiblePlugin):
return resp.data_xml if hasattr(resp, 'data_xml') else resp.xml
@ensure_connected
def get(self, filter=None):
"""Retrieve device configuration and state information.
def get(self, filter=None, with_defaults=None):
"""
Retrieve device configuration and state information.
:param filter: This argument specifies the portion of the state data to retrieve
(by default entire state data is retrieved)
(by default entire state data is retrieved)
:param with_defaults: defines an explicit method of retrieving default values
from the configuration
:return: Returns xml string containing the RPC response received from remote host
"""
if isinstance(filter, list):
filter = tuple(filter)
resp = self.m.get(filter=filter)
resp = self.m.get(filter=filter, with_defaults=with_defaults)
response = resp.data_xml if hasattr(resp, 'data_xml') else resp.xml
return response
@ensure_connected
def edit_config(self, *args, **kwargs):
"""Loads all or part of the specified *config* to the *target* configuration datastore.
:target: is the name of the configuration datastore being edited
:config: is the configuration, which must be rooted in the `config` element.
It can be specified either as a string or an :class:`~xml.etree.ElementTree.Element`.
:default_operation: if specified must be one of { `"merge"`, `"replace"`, or `"none"` }
:test_option: if specified must be one of { `"test_then_set"`, `"set"` }
:error_option: if specified must be one of { `"stop-on-error"`, `"continue-on-error"`, `"rollback-on-error"` }
The `"rollback-on-error"` *error_option* depends on the `:rollback-on-error` capability.
"""
resp = self.m.edit_config(*args, **kwargs)
def edit_config(self, config, format='xml', target='candidate', default_operation=None, test_option=None, error_option=None):
"""
Loads all or part of the specified *config* to the *target* configuration datastore.
:param config: Is the configuration, which must be rooted in the `config` element.
It can be specified either as a string or an :class:`~xml.etree.ElementTree.Element`.
:param format: The format of configuration eg. xml, text
:param target: Is the name of the configuration datastore being edited
:param default_operation: If specified must be one of { `"merge"`, `"replace"`, or `"none"` }
:param test_option: If specified must be one of { `"test_then_set"`, `"set"` }
:param error_option: If specified must be one of { `"stop-on-error"`, `"continue-on-error"`, `"rollback-on-error"` }
The `"rollback-on-error"` *error_option* depends on the `:rollback-on-error` capability.
:return: Returns xml string containing the RPC response received from remote host
"""
resp = self.m.edit_config(config, format=format, target=target, default_operation=default_operation, test_option=test_option,
error_option=error_option)
return resp.data_xml if hasattr(resp, 'data_xml') else resp.xml
@ensure_connected
def validate(self, *args, **kwargs):
"""Validate the contents of the specified configuration.
:source: is the name of the configuration datastore being validated or `config`
element containing the configuration subtree to be validated
def validate(self, source='candidate'):
"""
resp = self.m.validate(*args, **kwargs)
Validate the contents of the specified configuration.
:param source: Is the name of the configuration datastore being validated or `config` element
containing the configuration subtree to be validated
:return: Returns xml string containing the RPC response received from remote host
"""
resp = self.m.validate(source=source)
return resp.data_xml if hasattr(resp, 'data_xml') else resp.xml
@ensure_connected
def copy_config(self, *args, **kwargs):
"""Create or replace an entire configuration datastore with the contents of another complete
configuration datastore.
:source: is the name of the configuration datastore to use as the source of the
copy operation or `config` element containing the configuration subtree to copy
:target: is the name of the configuration datastore to use as the destination of the copy operation"""
resp = self.m.copy_config(*args, **kwargs)
def copy_config(self, source, target):
"""
Create or replace an entire configuration datastore with the contents of another complete configuration datastore.
:param source: Is the name of the configuration datastore to use as the source of the copy operation or `config`
element containing the configuration subtree to copy
:param target: Is the name of the configuration datastore to use as the destination of the copy operation
:return: Returns xml string containing the RPC response received from remote host
"""
resp = self.m.copy_config(source, target)
return resp.data_xml if hasattr(resp, 'data_xml') else resp.xml
@ensure_connected
def dispatch(self, request):
def dispatch(self, rpc_command, source=None, filter=None):
"""
Execute rpc on the remote device eg. dispatch('clear-arp-table')
:param rpc_command: specifies rpc command to be dispatched either in plain text or in xml element format (depending on command)
:param source: name of the configuration datastore being queried
:param filter: specifies the portion of the configuration to retrieve (by default entire configuration is retrieved)
:return: Returns xml string containing the RPC response received from remote host
"""
"""Execute operation on the remote device
:request: is the rpc request including attributes as XML string
"""
req = fromstring(request)
resp = self.m.dispatch(req)
req = fromstring(rpc_command)
resp = self.m.dispatch(req, source=source, filter=filter)
return resp.data_xml if hasattr(resp, 'data_xml') else resp.xml
@ensure_connected
def lock(self, target=None):
def lock(self, target="candidate"):
"""
Allows the client to lock the configuration system of a device.
:param target: is the name of the configuration datastore to lock,
defaults to candidate datastore
:return: Returns xml string containing the RPC response received from remote host
"""
if not target:
target = 'candidate'
resp = self.m.lock(target=target)
return resp.data_xml if hasattr(resp, 'data_xml') else resp.xml
@ensure_connected
def unlock(self, target=None):
def unlock(self, target="candidate"):
"""
Release a configuration lock, previously obtained with the lock operation.
:param target: is the name of the configuration datastore to unlock,
defaults to candidate datastore
:return: Returns xml string containing the RPC response received from remote host
"""
"""Release a configuration lock, previously obtained with the lock operation.
:target: is the name of the configuration datastore to unlock
"""
if not target:
target = 'candidate'
resp = self.m.unlock(target=target)
return resp.data_xml if hasattr(resp, 'data_xml') else resp.xml
@ -228,60 +244,95 @@ class NetconfBase(AnsiblePlugin):
return resp.data_xml if hasattr(resp, 'data_xml') else resp.xml
@ensure_connected
def commit(self, *args, **kwargs):
"""Commit the candidate configuration as the device's new current configuration.
Depends on the `:candidate` capability.
A confirmed commit (i.e. if *confirmed* is `True`) is reverted if there is no
followup commit within the *timeout* interval. If no timeout is specified the
confirm timeout defaults to 600 seconds (10 minutes).
A confirming commit may have the *confirmed* parameter but this is not required.
Depends on the `:confirmed-commit` capability.
:confirmed: whether this is a confirmed commit
:timeout: specifies the confirm timeout in seconds
"""
resp = self.m.commit(*args, **kwargs)
def commit(self, confirmed=False, timeout=None, persist=None):
"""
Commit the candidate configuration as the device's new current configuration.
Depends on the `:candidate` capability.
A confirmed commit (i.e. if *confirmed* is `True`) is reverted if there is no
followup commit within the *timeout* interval. If no timeout is specified the
confirm timeout defaults to 600 seconds (10 minutes).
A confirming commit may have the *confirmed* parameter but this is not required.
Depends on the `:confirmed-commit` capability.
:param confirmed: whether this is a confirmed commit
:param timeout: specifies the confirm timeout in seconds
:param persist: make the confirmed commit survive a session termination,
and set a token on the ongoing confirmed commit
:return: Returns xml string containing the RPC response received from remote host
"""
resp = self.m.commit(confirmed=confirmed, timeout=timeout, persist=persist)
return resp.data_xml if hasattr(resp, 'data_xml') else resp.xml
@ensure_connected
def get_schema(self, *args, **kwargs):
"""Retrieves the required schema from the device
def get_schema(self, identifier, version=None, format=None):
"""
resp = self.m.get_schema(*args, **kwargs)
Retrieve a named schema, with optional revision and type.
:param identifier: name of the schema to be retrieved
:param version: version of schema to get
:param format: format of the schema to be retrieved, yang is the default
:return: Returns xml string containing the RPC response received from remote host
"""
resp = self.m.get_schema(identifier, version=version, format=format)
return resp.data_xml if hasattr(resp, 'data_xml') else resp.xml
@ensure_connected
def locked(self, *args, **kwargs):
resp = self.m.locked(*args, **kwargs)
return resp.data_xml if hasattr(resp, 'data_xml') else resp.xml
def locked(self, target):
"""
Returns a context manager for a lock on a datastore
:param target: Name of the configuration datastore to lock
:return: Locked context object
"""
return self.m.locked(target)
@abstractmethod
def get_capabilities(self):
"""Retrieves device information and supported
"""
Retrieves device information and supported
rpc methods by device platform and return result
as a string
:return: Netconf session capability
"""
pass
@staticmethod
def guess_network_os(obj):
"""Identifies the operating system of
network device.
"""
Identifies the operating system of network device.
:param obj: ncclient manager connection instance
:return: The name of network operating system.
"""
pass
def get_base_rpc(self):
"""Returns list of base rpc method supported by remote device"""
return ['get_config', 'edit_config', 'get_capabilities', 'get']
"""
Returns list of base rpc method supported by remote device
:return: List of RPC supported
"""
return self.__rpc__
def put_file(self, source, destination):
"""Copies file over scp to remote device"""
"""
Copies file to remote host
:param source: Source location of file
:param destination: Destination file path
:return: Returns xml string containing the RPC response received from remote host
"""
pass
def fetch_file(self, source, destination):
"""Fetch file over scp from remote device"""
"""
Fetch file from remote host
:param source: Source location of file
:param destination: Source location of file
:return: Returns xml string containing the RPC response received from remote host
"""
pass
def get_device_operations(self, server_capabilities):
"""
Retrieve remote host capability from Netconf server hello message.
:param server_capabilities: Server capabilities received during Netconf session initialization
:return: Remote host capabilities in dictionary format
"""
operations = {}
capabilities = '\n'.join(server_capabilities)
operations['supports_commit'] = ':candidate' in capabilities

19
lib/ansible/plugins/netconf/iosxr.py
Unescape Escape View File

@ -93,7 +93,11 @@ class Netconf(NetconfBase):
@staticmethod
def guess_network_os(obj):
"""
Guess the remote network os name
:param obj: Netconf connection class object
:return: Network OS name
"""
try:
m = manager.connect(
host=obj._play_context.remote_addr,
@ -140,25 +144,26 @@ class Netconf(NetconfBase):
raise Exception(to_xml(exc.xml))
@ensure_connected
def edit_config(self, *args, **kwargs):
def edit_config(self, config, format='xml', target='candidate', default_operation=None, test_option=None, error_option=None):
try:
response = self.m.edit_config(*args, **kwargs)
response = self.m.edit_config(config, format=format, target=target, default_operation=default_operation, test_option=test_option,
error_option=error_option)
return remove_namespaces(response)
except RPCError as exc:
raise Exception(to_xml(exc.xml))
@ensure_connected
def commit(self, *args, **kwargs):
def commit(self, confirmed=False, timeout=None, persist=None):
try:
response = self.m.commit(*args, **kwargs)
response = self.m.commit(confirmed=confirmed, timeout=timeout, persist=persist)
return remove_namespaces(response)
except RPCError as exc:
raise Exception(to_xml(exc.xml))
@ensure_connected
def validate(self, *args, **kwargs):
def validate(self, source="candidate"):
try:
response = self.m.validate(*args, **kwargs)
response = self.m.validate(source=source)
return remove_namespaces(response)
except RPCError as exc:
raise Exception(to_xml(exc.xml))

87
lib/ansible/plugins/netconf/junos.py
Unescape Escape View File

@ -61,23 +61,29 @@ class Netconf(NetconfBase):
@ensure_connected
def execute_rpc(self, name):
"""RPC to be execute on remote device
:name: Name of rpc in string format"""
"""
RPC to be execute on remote device
:param name: Name of rpc in string format
:return: Received rpc response from remote host
"""
return self.rpc(name)
@ensure_connected
def load_configuration(self, *args, **kwargs):
"""Loads given configuration on device
:format: Format of configuration (xml, text, set)
:action: Action to be performed (merge, replace, override, update)
:target: is the name of the configuration datastore being edited
:config: is the configuration in string format."""
if kwargs.get('config'):
if kwargs.get('format', 'xml') == 'xml':
kwargs['config'] = to_ele(kwargs['config'])
def load_configuration(self, format='xml', action='merge', target='candidate', config=None):
"""
Load given configuration on device
:param format: Format of configuration (xml, text, set)
:param action: Action to be performed (merge, replace, override, update)
:param target: The name of the configuration datastore being edited
:param config: The configuration to be loaded on remote host in string format
:return: Received rpc response from remote host in string format
"""
if config:
if format == 'xml':
config = to_ele(config)
try:
return self.m.load_configuration(*args, **kwargs).data_xml
return self.m.load_configuration(format=format, action=action, target=target, config=config).data_xml
except RPCError as exc:
raise Exception(to_xml(exc.xml))
@ -96,7 +102,11 @@ class Netconf(NetconfBase):
@staticmethod
def guess_network_os(obj):
"""
Guess the remote network os name
:param obj: Netconf connection class object
:return: Network OS name
"""
try:
m = manager.connect(
host=obj._play_context.remote_addr,
@ -121,18 +131,25 @@ class Netconf(NetconfBase):
return guessed_os
@ensure_connected
def get_configuration(self, *args, **kwargs):
"""Retrieve all or part of a specified configuration.
:format: format in configuration should be retrieved
:filter: specifies the portion of the configuration to retrieve
(by default entire configuration is retrieved)"""
return self.m.get_configuration(*args, **kwargs).data_xml
def get_configuration(self, format='xml', filter=None):
"""
Retrieve all or part of a specified configuration.
:param format: format in which configuration should be retrieved
:param filter: specifies the portion of the configuration to retrieve
:return: Received rpc response from remote host in string format
"""
return self.m.get_configuration(format=format, filter=filter).data_xml
@ensure_connected
def compare_configuration(self, *args, **kwargs):
"""Compare configuration
:rollback: rollback id"""
return self.m.compare_configuration(*args, **kwargs).data_xml
def compare_configuration(self, rollback=0):
"""
Compare the candidate configuration with running configuration
by default. The candidate configuration can be compared with older
committed configuration by providing rollback id.
:param rollback: Rollback id of previously commited configuration
:return: Received rpc response from remote host in string format
"""
return self.m.compare_configuration(rollback=rollback).data_xml
@ensure_connected
def halt(self):
@ -150,15 +167,21 @@ class Netconf(NetconfBase):
# Remove below method after the issue in ncclient is fixed.
@ensure_connected
def commit(self, confirmed=False, check=False, timeout=None, comment=None, synchronize=False, at_time=None):
"""Commit the candidate configuration as the device's new current configuration.
Depends on the `:candidate` capability.
A confirmed commit (i.e. if *confirmed* is `True`) is reverted if there is no
followup commit within the *timeout* interval. If no timeout is specified the
confirm timeout defaults to 600 seconds (10 minutes).
A confirming commit may have the *confirmed* parameter but this is not required.
Depends on the `:confirmed-commit` capability.
:confirmed: whether this is a confirmed commit
:timeout: specifies the confirm timeout in seconds
"""
Commit the candidate configuration as the device's new current configuration.
Depends on the `:candidate` capability.
A confirmed commit (i.e. if *confirmed* is `True`) is reverted if there is no
followup commit within the *timeout* interval. If no timeout is specified the
confirm timeout defaults to 600 seconds (10 minutes).
A confirming commit may have the *confirmed* parameter but this is not required.
Depends on the `:confirmed-commit` capability.
:param confirmed: whether this is a confirmed commit
:param check: Check correctness of syntax
:param timeout: specifies the confirm timeout in seconds
:param comment: Message to write to commit log
:param synchronize: Synchronize commit on remote peers
:param at_time: Time at which to activate configuration changes
:return: Received rpc response from remote host
"""
obj = new_ele('commit-configuration')
if confirmed:

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