#!/usr/bin/env python
##############################################################################
# Copyright (c) 2016 Huawei Technologies Co.,Ltd and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################


import os
import commands
import utils.logger as log
import utils.infra_setup.heat.manager as client_manager

LOG = log.Logger(__name__).getLogger()

neutron_quota = {"subnet": -1,
                 "network": -1,
                 "floatingip": -1,
                 "subnetpool": -1,
                 "router": -1,
                 "port": -1,
                 "security_group": -1,
                 "security_group_rule": -1,
                 "rbac_policy": -1,
                 "port_pair": -1,
                 "port_chain": -1,
                 "flow_classifier": -1,
                 "port_pair_group": -1}

nova_quota = {"ram": -1,
              "cores": -1,
              "instances": -1,
              "key_pairs": -1,
              "fixed_ips": -1,
              "floating_ips": -1,
              "server_groups": -1,
              "injected_files": -1,
              "metadata_items": -1,
              "security_groups": -1,
              "security_group_rules": -1,
              "server_group_members": -1,
              "injected_file_content_bytes": -1,
              "injected_file_path_bytes": -1}


def quota_env_prepare():
    tenant_name = os.getenv("OS_TENANT_NAME")
    cmd = ("openstack project list | grep " +
           tenant_name +
           " | awk '{print $2}'")

    result = commands.getstatusoutput(cmd)
    if result[0] == 0:
        LOG.info("Get %s project id is %s" % (tenant_name, result[1]))
    else:
        LOG.error("can't get openstack project id")
        return 1

    openstack_id = result[1]

    nova_client = client_manager._get_nova_client()
    neutron_client = client_manager._get_neutron_client()

    nova_q = nova_client.quotas.get(openstack_id).to_dict()
    neutron_q = neutron_client.show_quota(openstack_id)
    LOG.info(tenant_name + "tenant nova and neutron quota(previous) :")
    LOG.info(nova_q)
    LOG.info(neutron_q)

    nova_client.quotas.update(openstack_id, **nova_quota)
    neutron_client.update_quota(openstack_id,
                                {'quota': neutron_quota})
    LOG.info("Quota has been changed!")

    nova_q = nova_client.quotas.get(openstack_id).to_dict()
    neutron_q = neutron_client.show_quota(openstack_id)
    LOG.info(tenant_name + "tenant nova and neutron quota(now) :")
    LOG.info(nova_q)
    LOG.info(neutron_q)
    return 0