ansible/lib/ansible/module_utils/ios.py

# This code is part of Ansible, but is an independent component.
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# (c) 2016 Red Hat Inc.
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from ansible.module_utils.network_common import to_list

_DEVICE_CONFIGS = {}

def get_config(module, flags=[]):
    cmd = 'show running-config '
    cmd += ' '.join(flags)
    cmd = cmd.strip()

    try:
        return _DEVICE_CONFIGS[cmd]
    except KeyError:
        rc, out, err = module.exec_command(cmd)
        if rc != 0:
            module.fail_json(msg='unable to retrieve current config', stderr=err)
        cfg = str(out).strip()
        _DEVICE_CONFIGS[cmd] = cfg
        return cfg

def run_commands(module, commands, check_rc=True):
    responses = list()
    for cmd in to_list(commands):
        rc, out, err = module.exec_command(cmd)
        if check_rc and rc != 0:
            module.fail_json(msg=err, rc=rc)
        responses.append(out)
    return responses

def load_config(module, commands):
    assert isinstance(commands, list), 'commands must be a list'

    rc, out, err = module.exec_command('configure terminal')
    if rc != 0:
        module.fail_json(msg='unable to enter configuration mode', err=err)

    for command in commands:
        if command == 'end':
            continue
        rc, out, err = module.exec_command(command)
        if rc != 0:
            module.fail_json(msg=err, command=command, rc=rc)

    module.exec_command('end')