Adding list VIPs
diff --git a/rackspace/lb/v1/vips/results.go b/rackspace/lb/v1/vips/results.go
index 51dea3a..a3bfed7 100644
--- a/rackspace/lb/v1/vips/results.go
+++ b/rackspace/lb/v1/vips/results.go
@@ -1,5 +1,10 @@
package vips
+import (
+ "github.com/mitchellh/mapstructure"
+ "github.com/rackspace/gophercloud/pagination"
+)
+
// VIP represents a Virtual IP API resource.
type VIP struct {
Address string `json:"address,omitempty"`
@@ -7,3 +12,31 @@
Type string `json:"type,omitempty"`
Version string `json:"ipVersion,omitempty" mapstructure:"ipVersion"`
}
+
+// VIPPage is the page returned by a pager when traversing over a collection
+// of VIPs.
+type VIPPage struct {
+ pagination.SinglePageBase
+}
+
+// IsEmpty checks whether a VIPPage struct is empty.
+func (p VIPPage) IsEmpty() (bool, error) {
+ is, err := ExtractVIPs(p)
+ if err != nil {
+ return true, nil
+ }
+ return len(is) == 0, nil
+}
+
+// ExtractVIPs accepts a Page struct, specifically a VIPPage struct, and
+// extracts the elements into a slice of VIP structs. In other words, a
+// generic collection is mapped into a relevant slice.
+func ExtractVIPs(page pagination.Page) ([]VIP, error) {
+ var resp struct {
+ VIPs []VIP `mapstructure:"virtualIps" json:"virtualIps"`
+ }
+
+ err := mapstructure.Decode(page.(VIPPage).Body, &resp)
+
+ return resp.VIPs, err
+}