/*
Copyright 2017 The Kubernetes Authors.

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.
*/

package openstack

import (
	"github.com/gophercloud/gophercloud"
	"github.com/gophercloud/gophercloud/openstack"

	"github.com/golang/glog"
)

// NewNetworkV2 creates a new Network V2 endpoint
func (os *OpenStack) NewNetworkV2() (*gophercloud.ServiceClient, error) {
	network, err := openstack.NewNetworkV2(os.provider, gophercloud.EndpointOpts{
		Region: os.region,
	})
	if err != nil {
		glog.Warningf("Failed to find network v2 endpoint: %v", err)
		return nil, err
	}
	return network, nil
}

// NewComputeV2 creates a new Compute V2 endpoint
func (os *OpenStack) NewComputeV2() (*gophercloud.ServiceClient, error) {
	compute, err := openstack.NewComputeV2(os.provider, gophercloud.EndpointOpts{
		Region: os.region,
	})
	if err != nil {
		glog.Warningf("Failed to find compute v2 endpoint: %v", err)
		return nil, err
	}
	return compute, nil
}

// NewBlockStorageV1 creates a new BlockStorage V1 endpoint
// TODO(xyang): This should be removed at some point after the OpenStack Queens release
// because V1 API has been deprecated for many releases and was finally removed from Cinder in Queens.
func (os *OpenStack) NewBlockStorageV1() (*gophercloud.ServiceClient, error) {
	storage, err := openstack.NewBlockStorageV1(os.provider, gophercloud.EndpointOpts{
		Region: os.region,
	})
	if err != nil {
		glog.Errorf("Unable to initialize cinder v1 client for region: %s", os.region)
		return nil, err
	}
	return storage, nil
}

// NewBlockStorageV2 creates a new BlockStorage V2 endpoint
func (os *OpenStack) NewBlockStorageV2() (*gophercloud.ServiceClient, error) {
	storage, err := openstack.NewBlockStorageV2(os.provider, gophercloud.EndpointOpts{
		Region: os.region,
	})
	if err != nil {
		glog.Errorf("Unable to initialize cinder v2 client for region: %s", os.region)
		return nil, err
	}
	return storage, nil
}
