Vendor: add Gophercloud networking v2 external

Add package that allow to work with OpenStack networks with external
attribute via the Networking V2 service API.

vendor/github.com/gophercloud/gophercloud/openstack/networking/v2/extensions/external/doc.go

@@ -0,0 +1,53 @@
+/*
+Package external provides information and interaction with the external
+extension for the OpenStack Networking service.
+
+Example to List Networks with External Information
+
+	iTrue := true
+	networkListOpts := networks.ListOpts{}
+	listOpts := external.ListOptsExt{
+		ListOptsBuilder: networkListOpts,
+		External: &iTrue,
+	}
+
+	type NetworkWithExternalExt struct {
+		networks.Network
+		external.NetworkExternalExt
+	}
+
+	var allNetworks []NetworkWithExternalExt
+
+	allPages, err := networks.List(networkClient, listOpts).AllPages()
+	if err != nil {
+		panic(err)
+	}
+
+	err = networks.ExtractNetworksInto(allPages, &allNetworks)
+	if err != nil {
+		panic(err)
+	}
+
+	for _, network := range allNetworks {
+		fmt.Println("%+v\n", network)
+	}
+
+Example to Create a Network with External Information
+
+	iTrue := true
+	networkCreateOpts := networks.CreateOpts{
+		Name:         "private",
+		AdminStateUp: &iTrue,
+	}
+
+	createOpts := external.CreateOptsExt{
+		networkCreateOpts,
+		&iTrue,
+	}
+
+	network, err := networks.Create(networkClient, createOpts).Extract()
+	if err != nil {
+		panic(err)
+	}
+*/
+package external

vendor/github.com/gophercloud/gophercloud/openstack/networking/v2/extensions/external/requests.go

@@ -0,0 +1,84 @@
+package external
+
+import (
+	"net/url"
+	"strconv"
+
+	"github.com/gophercloud/gophercloud"
+	"github.com/gophercloud/gophercloud/openstack/networking/v2/networks"
+)
+
+// ListOptsExt adds the external network options to the base ListOpts.
+type ListOptsExt struct {
+	networks.ListOptsBuilder
+	External *bool `q:"router:external"`
+}
+
+// ToNetworkListQuery adds the router:external option to the base network
+// list options.
+func (opts ListOptsExt) ToNetworkListQuery() (string, error) {
+	q, err := gophercloud.BuildQueryString(opts.ListOptsBuilder)
+	if err != nil {
+		return "", err
+	}
+
+	params := q.Query()
+	if opts.External != nil {
+		v := strconv.FormatBool(*opts.External)
+		params.Add("router:external", v)
+	}
+
+	q = &url.URL{RawQuery: params.Encode()}
+	return q.String(), err
+}
+
+// CreateOptsExt is the structure used when creating new external network
+// resources. It embeds networks.CreateOpts and so inherits all of its required
+// and optional fields, with the addition of the External field.
+type CreateOptsExt struct {
+	networks.CreateOptsBuilder
+	External *bool `json:"router:external,omitempty"`
+}
+
+// ToNetworkCreateMap adds the router:external options to the base network
+// creation options.
+func (opts CreateOptsExt) ToNetworkCreateMap() (map[string]interface{}, error) {
+	base, err := opts.CreateOptsBuilder.ToNetworkCreateMap()
+	if err != nil {
+		return nil, err
+	}
+
+	if opts.External == nil {
+		return base, nil
+	}
+
+	networkMap := base["network"].(map[string]interface{})
+	networkMap["router:external"] = opts.External
+
+	return base, nil
+}
+
+// UpdateOptsExt is the structure used when updating existing external network
+// resources. It embeds networks.UpdateOpts and so inherits all of its required
+// and optional fields, with the addition of the External field.
+type UpdateOptsExt struct {
+	networks.UpdateOptsBuilder
+	External *bool `json:"router:external,omitempty"`
+}
+
+// ToNetworkUpdateMap casts an UpdateOpts struct to a map.
+func (opts UpdateOptsExt) ToNetworkUpdateMap() (map[string]interface{}, error) {
+	base, err := opts.UpdateOptsBuilder.ToNetworkUpdateMap()
+	if err != nil {
+		return nil, err
+	}
+
+	if opts.External == nil {
+		return base, nil
+	}
+
+	networkMap := base["network"].(map[string]interface{})
+	networkMap["router:external"] = opts.External
+
+	return base, nil
+}

vendor/github.com/gophercloud/gophercloud/openstack/networking/v2/extensions/external/results.go

@@ -0,0 +1,8 @@
+package external
+
+// NetworkExternalExt represents a decorated form of a Network with based on the
+// "external-net" extension.
+type NetworkExternalExt struct {
+	// Specifies whether the network is an external network or not.
+	External bool `json:"router:external"`
+}

vendor/vendor.json

@@ -839,6 +839,12 @@
 			"revision": "7112fcd50da4ea27e8d4d499b30f04eea143bec2",
 			"revisionTime": "2018-05-31T02:06:30Z"
 		},
+		{
+			"checksumSHA1": "x6lD4wQOZc1rtm6kMaUBMwLxAlA=",
+			"path": "github.com/gophercloud/gophercloud/openstack/networking/v2/extensions/external",
+			"revision": "00dcc07f1071d5f96520fac7a2b9a30eabccf879",
+			"revisionTime": "2018-06-10T02:06:14Z"
+		},
 		{
 			"checksumSHA1": "K4VAatvB/jywsU+g/mU7bnSaVaI=",
 			"path": "github.com/gophercloud/gophercloud/openstack/networking/v2/extensions/layer3/floatingips",