# Copyright 2011 OpenStack LLC.
# All Rights Reserved.
#
#    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.

from oslo_config import cfg
from oslo_config import types
from oslo_log import log as logging

from murano.common.i18n import _
from murano import version

portType = types.Integer(1, 65535)

paste_deploy_opts = [
    cfg.StrOpt('flavor', help='Paste flavor'),
    cfg.StrOpt('config_file', help='Path to Paste config file'),
]

bind_opts = [
    cfg.StrOpt('bind-host', default='0.0.0.0',
               help='Address to bind the Murano API server to.'),
    cfg.Opt('bind-port',
            type=portType,
            default=8082,
            help='Port the bind the Murano API server to.'),
]

rabbit_opts = [
    cfg.StrOpt('host', default='localhost',
               help='The RabbitMQ broker address which used for communication '
               'with Murano guest agents.'),

    cfg.Opt('port',
            type=portType,
            default=5672,
            help='The RabbitMQ broker port.'),

    cfg.StrOpt('login', default='guest',
               help='The RabbitMQ login.'),

    cfg.StrOpt('password', default='guest',
               help='The RabbitMQ password.'),

    cfg.StrOpt('virtual_host', default='/',
               help='The RabbitMQ virtual host.'),

    cfg.BoolOpt('ssl', default=False,
                help='Boolean flag to enable SSL communication through the '
                'RabbitMQ broker between murano-engine and guest agents.'),
    cfg.StrOpt('ca_certs', default='',
               help='SSL cert file (valid only if SSL enabled).')
]

heat_opts = [
    cfg.BoolOpt('insecure', default=False,
                help='This option explicitly allows Murano to perform '
                '"insecure" SSL connections and transfers with Heat API.'),

    cfg.StrOpt('ca_file',
               help='(SSL) Tells Murano to use the specified certificate file '
               'to verify the peer running Heat API.'),

    cfg.StrOpt('cert_file',
               help='(SSL) Tells Murano to use the specified client '
               'certificate file when communicating with Heat.'),

    cfg.StrOpt('key_file', help='(SSL/SSH) Private key file name to '
                                'communicate with Heat API.'),

    cfg.StrOpt('endpoint_type', default='publicURL',
               help='Heat endpoint type.')
]

mistral_opts = [
    cfg.StrOpt('endpoint_type', default='publicURL',
               help='Mistral endpoint type.'),
    cfg.StrOpt('service_type', default='workflowv2',
               help='Mistral service type.')
]

neutron_opts = [
    cfg.BoolOpt('insecure', default=False,
                help='This option explicitly allows Murano to perform '
                '"insecure" SSL connections and transfers with Neutron API.'),

    cfg.StrOpt('ca_cert',
               help='(SSL) Tells Murano to use the specified client '
               'certificate file when communicating with Neutron.'),

    cfg.StrOpt('endpoint_type', default='publicURL',
               help='Neutron endpoint type.')
]

keystone_opts = [
    cfg.BoolOpt('insecure', default=False,
                help='This option explicitly allows Murano to perform '
                     '"insecure" SSL connections and transfers with '
                     'Keystone API running Kyestone API.'),

    cfg.StrOpt('ca_file',
               help='(SSL) Tells Murano to use the specified certificate file '
                    'to verify the peer when communicating with Keystone.'),

    cfg.StrOpt('cert_file',
               help='(SSL) Tells Murano to use the specified client '
                    'certificate file when communicating with Keystone.'),

    cfg.StrOpt('key_file', help='(SSL/SSH) Private key file name to '
                                'communicate with Keystone API')
]

murano_opts = [
    cfg.StrOpt('url', help='Optional murano url in format '
                           'like http://0.0.0.0:8082 used by Murano engine'),

    cfg.BoolOpt('insecure', default=False,
                help='This option explicitly allows Murano to perform '
                     '"insecure" SSL connections and transfers used by '
                     'Murano engine.'),

    cfg.StrOpt('cacert',
               help='(SSL) Tells Murano to use the specified client '
               'certificate file when communicating with Murano API '
               'used by Murano engine.'),

    cfg.StrOpt('cert_file',
               help='(SSL) Tells Murano to use the specified client '
                    'certificate file when communicating with Murano '
                    'used by Murano engine.'),

    cfg.StrOpt('key_file', help='(SSL/SSH) Private key file name '
                                'to communicate with Murano API used by '
                                'Murano engine.'),

    cfg.StrOpt('endpoint_type', default='publicURL',
               help='Murano endpoint type used by Murano engine.'),

    cfg.ListOpt('enabled_plugins', default=None,
                help="List of enabled Extension Plugins. "
                     "Remove or leave commented to enable all installed "
                     "plugins."),

    cfg.StrOpt('region_name_for_services',
               help="Default region name used to get services endpoints.")
]

networking_opts = [
    cfg.IntOpt('max_environments', default=20,
               help='Maximum number of environments that use a single router '
               'per tenant'),

    cfg.IntOpt('max_hosts', default=250,
               help='Maximum number of VMs per environment'),

    cfg.StrOpt('env_ip_template', default='10.0.0.0',
               help='Template IP address for generating environment '
               'subnet cidrs'),

    cfg.ListOpt('default_dns', default=[],
                help='List of default DNS nameservers to be assigned to '
                     'created Networks'),

    cfg.StrOpt('external_network', default='ext-net',
               help='ID or name of the external network for routers '
                    'to connect to'),

    cfg.StrOpt('router_name', default='murano-default-router',
               help='Name of the router that going to be used in order to '
                    'join all networks created by Murano'),

    cfg.BoolOpt('create_router', default=True,
                help='This option will create a router when one with '
                     '"router_name" does not exist'),

    cfg.StrOpt('network_config_file', default='netconfig.yaml',
               help='If provided networking configuration will be taken '
                    'from this file')
]
stats_opts = [
    cfg.IntOpt('period', default=5,
               help=_('Statistics collection interval in minutes.'
                      'Default value is 5 minutes.'))
]

engine_opts = [
    cfg.BoolOpt('disable_murano_agent', default=False,
                help=_('Disallow the use of murano-agent')),
    cfg.StrOpt('class_configs', default='/etc/murano/class-configs',
               help=_('Path to class configuration files')),
    cfg.BoolOpt('use_trusts', default=True,
                help=_("Create resources using trust token rather "
                       "than user's token")),
    cfg.BoolOpt('enable_model_policy_enforcer', default=False,
                help=_('Enable model policy enforcer using Congress')),
    cfg.IntOpt('agent_timeout', default=3600,
               help=_('Time for waiting for a response from murano agent '
                      'during the deployment')),
    cfg.ListOpt('load_packages_from', default=[],
                help=_('List of directories to load local packages from. '
                       'If not provided, packages will be loaded by API'))
]

# TODO(sjmc7): move into engine opts?
metadata_dir = [
    cfg.StrOpt('metadata-dir', default='./meta',
               help='Metadata dir')
]

packages_opts = [
    cfg.StrOpt('packages_cache', default=None,
               help='Location (directory) for Murano package cache.'),

    cfg.IntOpt('package_size_limit', default=5,
               help='Maximum application package size, Mb'),

    cfg.IntOpt('limit_param_default', default=20,
               help='Default value for package pagination in API.'),

    cfg.IntOpt('api_limit_max', default=100,
               help='Maximum number of packages to be returned in a single '
                    'pagination request'),

    cfg.StrOpt('packages_service', default='murano',
               help=_('The service to store murano packages: murano (stands '
                      'for legacy behavior using murano-api) or glance '
                      '(stands for Glance V3 artifact repository)'))
]

glance_opts = [
    cfg.StrOpt('url', help='Optional murano url in format '
                           'like http://0.0.0.0:9292 used by Glance API'),

    cfg.BoolOpt('insecure', default=False,
                help='This option explicitly allows Murano to perform '
                '"insecure" SSL connections and transfers with Glance API.'),

    cfg.StrOpt('ca_file',
               help='(SSL) Tells Murano to use the specified certificate file '
               'to verify the peer running Glance API.'),

    cfg.StrOpt('cert_file',
               help='(SSL) Tells Murano to use the specified client '
               'certificate file when communicating with Glance.'),

    cfg.StrOpt('key_file', help='(SSL/SSH) Private key file name to '
                                'communicate with Glance API.'),

    cfg.StrOpt('endpoint_type', default='publicURL',
               help='Glance endpoint type.')
]

file_server = [
    cfg.StrOpt('file_server', default='')
]

CONF = cfg.CONF
CONF.register_opts(paste_deploy_opts, group='paste_deploy')
CONF.register_cli_opts(bind_opts)
CONF.register_opts(rabbit_opts, group='rabbitmq')
CONF.register_opts(heat_opts, group='heat')
CONF.register_opts(mistral_opts, group='mistral')
CONF.register_opts(neutron_opts, group='neutron')
CONF.register_opts(keystone_opts, group='keystone')
CONF.register_opts(murano_opts, group='murano')
CONF.register_opts(engine_opts, group='engine')
CONF.register_opts(file_server)
CONF.register_cli_opts(metadata_dir)
CONF.register_opts(packages_opts, group='packages_opts')
CONF.register_opts(stats_opts, group='stats')
CONF.register_opts(networking_opts, group='networking')
CONF.register_opts(glance_opts, group='glance')


def parse_args(args=None, usage=None, default_config_files=None):
    logging.register_options(CONF)
    logging.setup(CONF, 'murano')
    CONF(args=args,
         project='murano',
         version=version.version_string,
         usage=usage,
         default_config_files=default_config_files)
