Synnefo » ./kamaki

# Copyright 2011-2013 GRNET S.A. All rights reserved.

#

# Redistribution and use in source and binary forms, with or

# without modification, are permitted provided that the following

# conditions are met:

#

#   1. Redistributions of source code must retain the above

#      copyright notice, this list of conditions and the following

#      disclaimer.

#

#   2. Redistributions in binary form must reproduce the above

#      copyright notice, this list of conditions and the following

#      disclaimer in the documentation and/or other materials

#      provided with the distribution.

#

# THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS

# OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED

# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR

# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR

# CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF

# USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED

# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT

# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN

# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE

# POSSIBILITY OF SUCH DAMAGE.

#

# The views and conclusions contained in the software and

# documentation are those of the authors and should not be

# interpreted as representing official policies, either expressed

# or implied, of GRNET S.A.

from io import StringIO

from pydoc import pager

from kamaki.cli import command

from kamaki.cli.command_tree import CommandTree

from kamaki.cli.errors import CLISyntaxError, CLIBaseUrlError

from kamaki.clients.cyclades import CycladesNetworkClient

from kamaki.cli.argument import FlagArgument, ValueArgument

from kamaki.cli.commands import _command_init, errors, addLogSettings

from kamaki.cli.commands import (

    _optional_output_cmd, _optional_json, _name_filter, _id_filter)

network_cmds = CommandTree('network', 'Networking API network commands')

port_cmds = CommandTree('port', 'Networking API network commands')

subnet_cmds = CommandTree('subnet', 'Networking API network commands')

_commands = [network_cmds, port_cmds, subnet_cmds]

about_authentication = '\nUser Authentication:\

    \n* to check authentication: /user authenticate\

    \n* to set authentication token: /config set cloud.<cloud>.token <token>'

class _init_network(_command_init):

    @errors.generic.all

    @addLogSettings

    def _run(self, service='network'):

        if getattr(self, 'cloud', None):

            base_url = self._custom_url(service) or self._custom_url(

                'compute')

            if base_url:

                token = self._custom_token(service) or self._custom_token(

                    'compute') or self.config.get_cloud('token')

                self.client = CycladesNetworkClient(

                  base_url=base_url, token=token)

                return

        else:

            self.cloud = 'default'

        if getattr(self, 'auth_base', False):

            cyclades_endpoints = self.auth_base.get_service_endpoints(

                self._custom_type('compute') or 'compute',

                self._custom_version('compute') or '')

            base_url = cyclades_endpoints['publicURL']

            token = self.auth_base.token

            self.client = CycladesNetworkClient(base_url=base_url, token=token)

        else:

            raise CLIBaseUrlError(service='network')

    def main(self):

        self._run()

@command(network_cmds)

class network_list(_init_network, _optional_json, _name_filter, _id_filter):

    """List networks

    Use filtering arguments (e.g., --name-like) to manage long server lists

    """

    arguments = dict(

        detail=FlagArgument('show detailed output', ('-l', '--details')),

        more=FlagArgument(

            'output results in pages (-n to set items per page, default 10)',

            '--more'),

    )

    @errors.generic.all

    @errors.cyclades.connection

    def _run(self):

        nets = self.client.list_networks(detail=self['detail'])

        nets = self._filter_by_name(nets)

        nets = self._filter_by_id(nets)

        kwargs = dict()

        if self['more']:

            kwargs['out'] = StringIO()

            kwargs['title'] = ()

        self._print(nets, **kwargs)

        if self['more']:

            pager(kwargs['out'].getvalue())

    def main(self):

        super(self.__class__, self)._run()

        self._run()

@command(network_cmds)

class network_info(_init_network, _optional_json):

    """Get details about a network"""

    @errors.generic.all

    @errors.cyclades.connection

    @errors.cyclades.network_id

    def _run(self, network_id):

        net = self.client.get_network_details(network_id)

        self._print(net, self.print_dict)

    def main(self, network_id):

        super(self.__class__, self)._run()

        self._run(network_id=network_id)

@command(network_cmds)

class network_create(_init_network, _optional_json):

    """Create a new network

    Valid network types: CUSTOM MAC_FILTERED IP_LESS_ROUTED PHYSICAL_VLAN

    """

    arguments = dict(

        name=ValueArgument('Network name', '--name'),

        shared=FlagArgument(

            'Make network shared (special privileges required)', '--shared')

    )

    @errors.generic.all

    @errors.cyclades.connection

    @errors.cyclades.network_type

    def _run(self, network_type):

        net = self.client.create_network(

            network_type, name=self['name'], shared=self['shared'])

        self._print(net, self.print_dict)

    def main(self, network_type):

        super(self.__class__, self)._run()

        self._run(network_type=network_type)

@command(network_cmds)

class network_delete(_init_network, _optional_output_cmd):

    """Delete a network"""

    @errors.generic.all

    @errors.cyclades.connection

    @errors.cyclades.network_id

    def _run(self, network_id):

        r = self.client.delete_network(network_id)

        self._optional_output(r)

    def main(self, network_id):

        super(self.__class__, self)._run()

        self._run(network_id=network_id)

@command(network_cmds)

class network_set(_init_network, _optional_json):

    """Set an attribute of a network, leave the rest untouched (update)

    Only "--name" is supported for now

    """

    arguments = dict(name=ValueArgument('New name of the network', '--name'))

    @errors.generic.all

    @errors.cyclades.connection

    @errors.cyclades.network_id

    def _run(self, network_id):

        if self['name'] in (None, ):

            raise CLISyntaxError(

                'Missing network attributes to update',

                details=[

                    'At least one if the following is expected:',

                    '  --name=<new name>'])

        r = self.client.update_network(network_id, name=self['name'])

        self._print(r, self.print_dict)

    def main(self, network_id):

        super(self.__class__, self)._run()

        self._run(network_id=network_id)