Merge pull request #1235 in YUNIONIO/onecloud from ~QUXUAN/onecloud:hotfix/qx-openstack-create-error to release/2.7.0

* commit '13f36146fa7656422d3edbe5c66911a30a3987d6':
  避免openstack创建机器失败后长时间等待

pkg/util/openstack/instance.go

@@ -2,6 +2,7 @@ package openstack
 
 import (
 	"context"
+	"errors"
 	"fmt"
 	"time"
 
@@ -69,6 +70,12 @@ type VolumesAttached struct {
 	DeleteOnTermination bool
 }
 
+type SFault struct {
+	Message string
+	Code    int
+	Details string
+}
+
 type SInstance struct {
 	host *SHost
 
@@ -115,6 +122,7 @@ type SInstance struct {
 	TrustedImageCertificates []string
 	Updated                  time.Time
 	UserID                   string
+	Fault                    SFault
 }
 
 func (region *SRegion) GetSecurityGroupsByInstance(instanceId string) ([]SecurityGroup, error) {
@@ -629,3 +637,10 @@ func (region *SRegion) RenewInstances(instanceId []string, bc billing.SBillingCy
 func (instance *SInstance) GetProjectId() string {
 	return instance.TenantID
 }
+
+func (self *SInstance) GetError() error {
+	if self.Status == INSTANCE_STATUS_ERROR && len(self.Fault.Message) > 0 {
+		return errors.New(self.Fault.Message)
+	}
+	return nil
+}