iframe-proxy | Sunbelt Computer Software

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#   Licensed under the Apache License, Version 2.0 (the "License"); you may
#   not use this file except in compliance with the License. You may obtain
#   a copy of the License at
#        http://www.apache.org/licenses/LICENSE-2.0
#   Unless required by applicable law or agreed to in writing, software
#   distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#   WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#   License for the specific language governing permissions and limitations
#   under the License.
import logging
import openstack.exceptions
from osc_lib.command import command
from osc_lib import exceptions
from openstackclient.i18n import _
LOG = logging.getLogger(__name__)
@six.add_metaclass(abc.ABCMeta)
class NetworkAndComputeCommand(command.Command):
    """Network and Compute Command
    Command class for commands that support implementation via
    the network or compute endpoint. Such commands have different
    implementations for take_action() and may even have different
    arguments.
    def take_action(self, parsed_args):
        if self.app.client_manager.is_network_endpoint_enabled():
            return self.take_action_network(self.app.client_manager.network,
                                            parsed_args)
        else:
            return self.take_action_compute(self.app.client_manager.compute,
                                            parsed_args)
    def get_parser(self, prog_name):
        LOG.debug('get_parser(%s)', prog_name)
        parser = super(NetworkAndComputeCommand, self).get_parser(prog_name)
        parser = self.update_parser_common(parser)
        LOG.debug('common parser: %s', parser)
        if self.app.client_manager.is_network_endpoint_enabled():
            return self.update_parser_network(parser)
        else:
            return self.update_parser_compute(parser)
    def update_parser_common(self, parser):
        """Default is no updates to parser."""
        return parser
    def update_parser_network(self, parser):
        """Default is no updates to parser."""
        return parser
    def update_parser_compute(self, parser):
        """Default is no updates to parser."""
        return parser
    @abc.abstractmethod
    def take_action_network(self, client, parsed_args):
        """Override to do something useful."""
        pass
    @abc.abstractmethod
    def take_action_compute(self, client, parsed_args):
        """Override to do something useful."""
        pass
@six.add_metaclass(abc.ABCMeta)
class NetworkAndComputeDelete(NetworkAndComputeCommand):
    """Network and Compute Delete
    Delete class for commands that support implementation via
    the network or compute endpoint. Such commands have different
    implementations for take_action() and may even have different
    arguments. This class supports bulk deletion, and error handling
    following the rules in doc/source/command-errors.rst.
    def take_action(self, parsed_args):
        ret = 0
        resources = getattr(parsed_args, self.resource, [])
        for r in resources:
            self.r = r
            try:
                if self.app.client_manager.is_network_endpoint_enabled():
                    self.take_action_network(self.app.client_manager.network,
                                             parsed_args)
                else:
                    self.take_action_compute(self.app.client_manager.compute,
                                             parsed_args)
            except Exception as e:
                msg = _("Failed to delete %(resource)s with name or ID "
                        "'%(name_or_id)s': %(e)s") % {
                            "resource": self.resource,
                            "name_or_id": r,
                LOG.error(msg)
                ret += 1
        if ret:
            total = len(resources)
            msg = _("%(num)s of %(total)s %(resource)ss failed to delete.") % {
                "num": ret,
                "total": total,
                "resource": self.resource,
            raise exceptions.CommandError(msg)
@six.add_metaclass(abc.ABCMeta)
class NetworkAndComputeLister(command.Lister):
    """Network and Compute Lister
    Lister class for commands that support implementation via
    the network or compute endpoint. Such commands have different
    implementations for take_action() and may even have different
    arguments.
    def take_action(self, parsed_args):
        if self.app.client_manager.is_network_endpoint_enabled():
            return self.take_action_network(self.app.client_manager.network,
                                            parsed_args)
        else:
            return self.take_action_compute(self.app.client_manager.compute,
                                            parsed_args)
    def get_parser(self, prog_name):
        LOG.debug('get_parser(%s)', prog_name)
        parser = super(NetworkAndComputeLister, self).get_parser(prog_name)
        parser = self.update_parser_common(parser)
        LOG.debug('common parser: %s', parser)
        if self.app.client_manager.is_network_endpoint_enabled():
            return self.update_parser_network(parser)
        else:
            return self.update_parser_compute(parser)
    def update_parser_common(self, parser):
        """Default is no updates to parser."""
        return parser
    def update_parser_network(self, parser):
        """Default is no updates to parser."""
        return parser
    def update_parser_compute(self, parser):
        """Default is no updates to parser."""
        return parser
    @abc.abstractmethod
    def take_action_network(self, client, parsed_args):
        """Override to do something useful."""
        pass
    @abc.abstractmethod
    def take_action_compute(self, client, parsed_args):
        """Override to do something useful."""
        pass
@six.add_metaclass(abc.ABCMeta)
class NetworkAndComputeShowOne(command.ShowOne):
    """Network and Compute ShowOne
    ShowOne class for commands that support implementation via
    the network or compute endpoint. Such commands have different
    implementations for take_action() and may even have different
    arguments.
    def take_action(self, parsed_args):
        try:
            if self.app.client_manager.is_network_endpoint_enabled():
                return self.take_action_network(
                    self.app.client_manager.network, parsed_args)
            else:
                return self.take_action_compute(
                    self.app.client_manager.compute, parsed_args)
        except openstack.exceptions.HttpException as exc:
            msg = _("Error while executing command: %s") % exc.message
            raise exceptions.CommandError(msg)
    def get_parser(self, prog_name):
        LOG.debug('get_parser(%s)', prog_name)
        parser = super(NetworkAndComputeShowOne, self).get_parser(prog_name)
        parser = self.update_parser_common(parser)
        LOG.debug('common parser: %s', parser)
        if self.app.client_manager.is_network_endpoint_enabled():
            return self.update_parser_network(parser)
        else:
            return self.update_parser_compute(parser)
    def update_parser_common(self, parser):
        """Default is no updates to parser."""
        return parser
    def update_parser_network(self, parser):
        """Default is no updates to parser."""
        return parser
    def update_parser_compute(self, parser):
        """Default is no updates to parser."""
        return parser
    @abc.abstractmethod
    def take_action_network(self, client, parsed_args):
        """Override to do something useful."""
        pass
    @abc.abstractmethod
    def take_action_compute(self, client, parsed_args):
        """Override to do something useful."""
        pass
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