Add fault to server details for more information when the Status is E…

…rror.

nova/live_test.go

@@ -115,6 +115,8 @@ func (s *LiveTests) assertServerDetails(c *gc.C, sr *nova.ServerDetail) {
 	if s.testAvailabilityZone != "" {
 		c.Check(sr.AvailabilityZone, gc.Equals, s.testAvailabilityZone)
 	}
+	c.Check(sr.Status, gc.Equals, nova.StatusActive)
+	c.Check(sr.Fault.Code, gc.Equals, 0)
 }
 
 func (s *LiveTests) TestListFlavors(c *gc.C) {

nova/local_test.go

@@ -257,6 +257,8 @@ func (s *localLiveSuite) TestRunServerAvailabilityZone(c *gc.C) {
 	server, err := s.nova.GetServer(inst.Id)
 	c.Assert(err, gc.IsNil)
 	c.Assert(server.AvailabilityZone, gc.Equals, "az2")
+	c.Assert(server.Status, gc.Equals, nova.StatusActive)
+	c.Assert(server.Fault.Code, gc.Equals, 0)
 }
 
 func (s *localLiveSuite) TestRunServerAvailabilityZoneNotAvailable(c *gc.C) {

nova/nova.go

@@ -199,6 +199,13 @@ func (c *Client) ListServers(filter *Filter) ([]Entity, error) {
 	return resp.Servers, nil
 }
 
+// Fault describes the error a Nova server has encountered
+type Fault struct {
+	Code    int
+	Created string // Created holds the fault timestamp in RFC3339 format.
+	Message string
+}
+
 // IPAddress describes a single IPv4/6 address of a server.
 type IPAddress struct {
 	Version int    `json:"version"`
@@ -243,6 +250,9 @@ type ServerDetail struct {
 	// one of the Status* constants.
 	Status string
 
+	// Fault is populated only when the status is error
+	Fault Fault `json:",omitempty"`
+
 	TenantId string `json:"tenant_id"`
 
 	// Updated holds the timestamp of the last update