create server helper fields
diff --git a/openstack/compute/v2/flavors/requests.go b/openstack/compute/v2/flavors/requests.go
index 586be67..59123aa 100644
--- a/openstack/compute/v2/flavors/requests.go
+++ b/openstack/compute/v2/flavors/requests.go
@@ -1,6 +1,8 @@
package flavors
import (
+ "fmt"
+
"github.com/rackspace/gophercloud"
"github.com/rackspace/gophercloud/pagination"
)
@@ -66,3 +68,36 @@
_, res.Err = client.Get(getURL(client, id), &res.Body, nil)
return res
}
+
+// IDFromName is a convienience function that returns a flavor's ID given its name.
+func IDFromName(client *gophercloud.ServiceClient, name string) (string, error) {
+ flavorCount := 0
+ flavorID := ""
+ if name == "" {
+ return "", fmt.Errorf("A flavor name must be provided.")
+ }
+ pager := ListDetail(client, nil)
+ pager.EachPage(func(page pagination.Page) (bool, error) {
+ flavorList, err := ExtractFlavors(page)
+ if err != nil {
+ return false, err
+ }
+
+ for _, f := range flavorList {
+ if f.Name == name {
+ flavorCount++
+ flavorID = f.ID
+ }
+ }
+ return true, nil
+ })
+
+ switch flavorCount {
+ case 0:
+ return "", fmt.Errorf("Unable to find flavor: %s", name)
+ case 1:
+ return flavorID, nil
+ default:
+ return "", fmt.Errorf("Found %d flavors matching %s", flavorCount, name)
+ }
+}