Add ability to change admin password on a server
diff --git a/servers.go b/servers.go
index 4f7cc1e..ee38e9f 100644
--- a/servers.go
+++ b/servers.go
@@ -5,6 +5,7 @@
 
 import (
 	"github.com/racker/perigee"
+	"fmt"
 )
 
 // genericServersProvider structures provide the implementation for generic OpenStack-compatible
@@ -107,6 +108,29 @@
 	return err
 }
 
+// See the CloudServersProvider interface for details.
+func (gsp *genericServersProvider) SetAdminPassword(id, pw string) error {
+	err := gsp.context.WithReauth(gsp.access, func() error {
+		url := fmt.Sprintf("%s/servers/%s/action", gsp.endpoint, id)
+		return perigee.Post(url, perigee.Options{
+			ReqBody: &struct {
+				ChangePassword struct {
+					AdminPass string `json:"adminPass"`
+				} `json:"changePassword"`
+			}{
+				struct {
+					AdminPass string `json:"adminPass"`
+				}{pw},
+			},
+			OkCodes: []int{202},
+			MoreHeaders: map[string]string{
+				"X-Auth-Token": gsp.access.AuthToken(),
+			},
+		})
+	})
+	return err
+}
+
 // RaxBandwidth provides measurement of server bandwidth consumed over a given audit interval.
 type RaxBandwidth struct {
 	AuditPeriodEnd    string `json:"audit_period_end"`