updates eos shared module
* adds support for netcli methods * adds support for netcfg methods * Cli class now derives from CliBase * adds eos_config action plugin
This commit is contained in:
Peter Sprygada
parent
7ce4165671
commit
b5bbac29e5
2 changed files with 110 additions and 157 deletions
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@ -29,186 +29,87 @@
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import re
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from ansible.module_utils.basic import json, get_exception
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from ansible.module_utils.network import NetworkModule, NetworkError
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from ansible.module_utils.network import NetCli, Command, ModuleStub
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from ansible.module_utils.network import NetworkModule, NetworkError, ModuleStub
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from ansible.module_utils.network import add_argument, register_transport, to_list
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from ansible.module_utils.netcfg import NetworkConfig
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from ansible.module_utils.netcli import Command
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from ansible.module_utils.shell import CliBase
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from ansible.module_utils.urls import fetch_url, url_argument_spec
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# temporary fix until modules are update. to be removed before 2.2 final
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from ansible.module_utils.network import get_module
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EAPI_FORMATS = ['json', 'text']
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add_argument('use_ssl', dict(default=True, type='bool'))
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add_argument('validate_certs', dict(default=True, type='bool'))
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def argument_spec():
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return dict(
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# config options
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running_config=dict(aliases=['config']),
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config_session=dict(default='ansible_session'),
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save_config=dict(default=False, aliases=['save']),
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force=dict(type='bool', default=False)
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)
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eos_argument_spec = argument_spec()
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def get_config(module):
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config = module.params['running_config']
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if not config:
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config = module.config.get_config(include_defaults=False)
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return NetworkConfig(indent=3, contents=config)
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def load_config(module, candidate):
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if not module.params['force']:
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config = get_config(module)
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commands = candidate.difference(config)
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else:
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commands = str(candidate)
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commands = [str(c).strip() for c in commands]
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session = module.params['config_session']
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save_config = module.params['save_config']
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result = dict(changed=False)
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if commands:
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if module._diff:
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diff = module.config.load_config(commands, session_name=session)
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if diff:
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result['diff'] = dict(prepared=diff)
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if not module.check_mode:
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module.config.commit_config(session)
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if save_config:
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module.config.save_config()
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else:
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module.config.abort_config(session_name=session)
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if not module.check_mode:
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module.config(commands)
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if save_config:
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module.config.save_config()
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result['changed'] = True
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result['updates'] = commands
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return result
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def expand_intf_range(interfaces):
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match = re.match(r'([a-zA-Z]+)(.+)', interfaces)
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if not match:
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raise ValueError('could not parse interface range')
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name = match.group(1)
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values = match.group(2).split(',')
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indicies = list()
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for val in values:
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tokens = val.split('-')
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# single index value to handle
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if len(tokens) == 1:
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indicies.append(tokens[0])
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elif len(tokens) == 2:
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pairs = list()
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mod = 0
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for token in tokens:
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parts = token.split('/')
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if len(parts) == 1:
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port = parts[0]
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if port == '$':
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port = last_port
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pairs.append((mod, int(port)))
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elif len(parts) == 2:
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mod = int(parts[0])
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port = parts[1]
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if port == '$':
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port = last_port
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pairs.append((mod, int(port)))
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else:
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raise ValueError('unable to parse interface')
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if pairs[0][0] == pairs[1][0]:
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# same module
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mod = pairs[0][0]
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start = pairs[0][1]
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end = pairs[1][1] + 1
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for i in range(start, end):
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if mod == 0:
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indicies.append(i)
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else:
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indicies.append('%s/%s' % (mod, i))
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else:
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# span modules
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start_mod, start_port = pairs[0]
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end_mod, end_port = pairs[1]
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end_port += 1
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for i in range(start_port, last_port+1):
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indicies.append('%s/%s' % (start_mod, i))
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for i in range(first_port, end_port):
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indicies.append('%s/%s' % (end_mod, i))
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return ['%s%s' % (name, index) for index in indicies]
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class EosConfigMixin(object):
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def configure(self, commands, **kwargs):
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commands = prepare_config(commands)
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responses = self.execute(commands)
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responses.pop(0)
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return responses
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### implementation of netcfg.Config ###
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def get_config(self, **kwargs):
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def configure(self, commands, **kwargs):
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cmds = ['configure terminal']
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cmds.extend(to_list(commands))
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cmds.append('end')
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responses = self.execute(commands)
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return responses[1:-1]
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def get_config(self, include_defaults=False, **kwargs):
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cmd = 'show running-config'
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if kwargs.get('include_defaults') is True:
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if include_defaults:
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cmd += ' all'
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return self.execute([cmd])[0]
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def load_config(self, commands, session_name='ansible_temp_session', **kwargs):
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commands = to_list(commands)
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commands.insert(0, 'configure session %s' % session_name)
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commands.append('show session-config diffs')
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commands.append('end')
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responses = self.execute(commands)
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return responses[-2]
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def load_config(self, config, session, commit=False, replace=False, **kwargs):
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""" Loads the configuration into the remote device
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def replace_config(self, contents, params, **kwargs):
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remote_user = params['username']
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remote_path = '/home/%s/ansible-config' % remote_user
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This method handles the actual loading of the config
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commands into the remote EOS device. By default the
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config specified is merged with the current running-config.
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commands = [
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'bash echo "%s" > %s' % (contents, remote_path),
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'diff running-config file:/%s' % remote_path,
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'config replace file:/%s' % remote_path,
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]
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:param config: ordered list of config commands to load
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:param replace: replace current config when True otherwise merge
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responses = self.run_commands(commands)
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return responses[-2]
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:returns list: ordered set of responses from device
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"""
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commands = ['configure session %s' % session]
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if replace:
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commands.append('rollback clean-config')
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def commit_config(self, session_name):
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session = 'configure session %s' % session_name
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commands = [session, 'commit', 'no %s' % session]
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self.execute(commands)
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commands.extend(config)
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def abort_config(self, session_name):
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command = 'no configure session %s' % session_name
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self.execute([command])
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if commands[-1] != 'end':
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commands.append('end')
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try:
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self.execute(commands)
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diff = self.diff_config(session)
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if commit:
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self.commit_config(session)
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except NetworkError:
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self.abort_config(session)
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diff = None
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raise
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return diff
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def save_config(self):
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self.execute(['copy running-config startup-config'])
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### end netcfg.Config ###
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def diff_config(self, session):
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commands = ['configure session %s' % session,
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'show session-config diffs',
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'end']
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response = self.execute(commands)
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return response[-2]
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def commit_config(self, session):
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commands = ['configure session %s' % session, 'commit']
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self.execute(commands)
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def abort_config(self, session):
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commands = ['configure session %s' % session, 'abort']
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self.execute(commands)
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class Eapi(EosConfigMixin):
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def __init__(self):
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@ -295,6 +196,7 @@ class Eapi(EosConfigMixin):
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"""
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if self.url is None:
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raise NetworkError('Not connected to endpoint.')
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if self.enable is not None:
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commands.insert(0, self.enable)
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@ -330,10 +232,12 @@ class Eapi(EosConfigMixin):
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def get_config(self, **kwargs):
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return self.run_commands(['show running-config'], format='text')[0]
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Eapi = register_transport('eapi')(Eapi)
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class Cli(NetCli, EosConfigMixin):
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class Cli(CliBase, EosConfigMixin):
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CLI_PROMPTS_RE = [
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re.compile(r"[\r\n]?[\w+\-\.:\/\[\]]+(?:\([^\)]+\)){,3}(?:>|#) ?$"),
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re.compile(r"\[\w+\@[\w\-\.]+(?: [^\]])\] ?[>#\$] ?$")
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@ -357,9 +261,23 @@ class Cli(NetCli, EosConfigMixin):
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super(Cli, self).connect(params, kickstart=True, **kwargs)
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self.shell.send('terminal length 0')
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def authorize(self, params, **kwargs):
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passwd = params['auth_pass']
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self.execute(Command('enable', prompt=self.NET_PASSWD_RE, response=passwd))
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### implementation of network.Cli ###
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def run_commands(self, commands):
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"""execute the ordered set of commands on the remote host
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This method will take a list of Command objects, convert them
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to a list of dict objects and execute them on the shell
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connection.
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:param commands: list of Command objects
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:returns: set of ordered responses
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"""
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cmds = list(prepare_commands(commands))
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responses = self.execute(cmds)
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for index, cmd in enumerate(commands):
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@ -372,16 +290,23 @@ class Cli(NetCli, EosConfigMixin):
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response=responses[index]
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)
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return responses
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Cli = register_transport('cli', default=True)(Cli)
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def prepare_config(commands):
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commands = to_list(commands)
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commands.insert(0, 'configure terminal')
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commands.append('end')
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return commands
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def prepare_commands(commands):
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""" transforms a list of Command objects to dict
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:param commands: list of Command objects
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:returns: list of dict objects
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"""
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jsonify = lambda x: '%s | json' % x
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for cmd in to_list(commands):
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if cmd.output == 'json':
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28
lib/ansible/plugins/action/eos_config.py
Normal file
28
lib/ansible/plugins/action/eos_config.py
Normal file
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@ -0,0 +1,28 @@
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#
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# Copyright 2015 Peter Sprygada <psprygada@ansible.com>
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#
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# This file is part of Ansible
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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#
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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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from ansible.plugins.action import ActionBase
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from ansible.plugins.action.net_config import ActionModule as NetActionModule
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class ActionModule(NetActionModule, ActionBase):
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pass
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