[
https://issues.apache.org/jira/browse/SCB-565?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16468838#comment-16468838
]
ASF GitHub Bot commented on SCB-565:
------------------------------------
asifdxtreme closed pull request #346: SCB-565 Register instance with the same
id will create redundant endpoint index data
URL: https://github.com/apache/incubator-servicecomb-service-center/pull/346
This is a PR merged from a forked repository.
As GitHub hides the original diff on merge, it is displayed below for
the sake of provenance:
As this is a foreign pull request (from a fork), the diff is supplied
below (as it won't show otherwise due to GitHub magic):
diff --git a/server/service/instances.go b/server/service/instances.go
index 0e6e03ab..e65bcb41 100644
--- a/server/service/instances.go
+++ b/server/service/instances.go
@@ -106,7 +106,7 @@ func (s *InstanceService) Register(ctx context.Context, in
*pb.RegisterInstanceR
}
//允许自定义id
//如果没填写 并且endpoints沒重復，則产生新的全局instance id
- oldInstanceId, checkErr := serviceUtil.CheckEndPoints(ctx, in.Instance)
+ oldInstanceId, checkErr := serviceUtil.InstanceExist(ctx, in.Instance)
if checkErr != nil {
util.Logger().Errorf(checkErr, "check endpoints index failed,
service %s, operator %s.",
instanceFlag, remoteIP)
@@ -232,7 +232,7 @@ func (s *InstanceService) Unregister(ctx context.Context,
in *pb.UnregisterInsta
instanceFlag := util.StringJoin([]string{serviceId, instanceId}, "/")
remoteIP := util.GetIPFromContext(ctx)
- isExist, err := serviceUtil.InstanceExist(ctx, domainProject,
serviceId, instanceId)
+ isExist, err := serviceUtil.InstanceExistById(ctx, domainProject,
serviceId, instanceId)
if err != nil {
util.Logger().Errorf(err, "unregister instance failed, instance
%s, operator %s: query instance failed.", instanceFlag, remoteIP)
return &pb.UnregisterInstanceResponse{
diff --git a/server/service/util/instance_util.go
b/server/service/util/instance_util.go
index c45845d7..a6a0b8b8 100644
--- a/server/service/util/instance_util.go
+++ b/server/service/util/instance_util.go
@@ -103,7 +103,7 @@ func GetInstanceCountOfOneService(ctx context.Context,
domainProject string, ser
return resp.Count, nil
}
-func InstanceExist(ctx context.Context, domainProject string, serviceId
string, instanceId string) (bool, error) {
+func InstanceExistById(ctx context.Context, domainProject string, serviceId
string, instanceId string) (bool, error) {
opts := append(FromContext(ctx),
registry.WithStrKey(apt.GenerateInstanceKey(domainProject,
serviceId, instanceId)),
registry.WithCountOnly())
@@ -117,8 +117,20 @@ func InstanceExist(ctx context.Context, domainProject
string, serviceId string,
return true, nil
}
-func CheckEndPoints(ctx context.Context, instance *pb.MicroServiceInstance)
(string, *scerr.Error) {
+func InstanceExist(ctx context.Context, instance *pb.MicroServiceInstance)
(string, *scerr.Error) {
domainProject := util.ParseDomainProject(ctx)
+ // check id index
+ if len(instance.InstanceId) > 0 {
+ exist, err := InstanceExistById(ctx, domainProject,
instance.ServiceId, instance.InstanceId)
+ if err != nil {
+ return "", scerr.NewError(scerr.ErrInternal,
err.Error())
+ }
+ if exist {
+ return instance.InstanceId, nil
+ }
+ }
+
+ // check endpoint index
resp, err := store.Store().Endpoints().Search(ctx,
registry.WithStrKey(apt.GenerateEndpointsIndexKey(domainProject, instance)))
if err != nil {
diff --git a/server/service/util/instance_util_test.go
b/server/service/util/instance_util_test.go
index 3293f39b..3e30ea67 100644
--- a/server/service/util/instance_util_test.go
+++ b/server/service/util/instance_util_test.go
@@ -65,24 +65,31 @@ func TestGetInstance(t *testing.T) {
}
}
-func TestInstanceExist(t *testing.T) {
- _, err := InstanceExist(util.SetContext(context.Background(),
"cacheOnly", "1"), "", "", "")
+func TestInstanceExistById(t *testing.T) {
+ _, err := InstanceExistById(util.SetContext(context.Background(),
"cacheOnly", "1"), "", "", "")
if err != nil {
- t.Fatalf(`InstanceExist WithCacheOnly failed`)
+ t.Fatalf(`InstanceExistById WithCacheOnly failed`)
}
- _, err = InstanceExist(context.Background(), "", "", "")
+ _, err = InstanceExistById(context.Background(), "", "", "")
if err == nil {
- t.Fatalf(`InstanceExist failed`)
+ t.Fatalf(`InstanceExistById failed`)
}
}
-func TestCheckEndPoints(t *testing.T) {
- _, err := CheckEndPoints(context.Background(),
&proto.MicroServiceInstance{
+func TestInstanceExist(t *testing.T) {
+ _, err := InstanceExist(context.Background(),
&proto.MicroServiceInstance{
ServiceId: "a",
})
if err == nil {
- t.Fatalf(`CheckEndPoints failed`)
+ t.Fatalf(`InstanceExist endpoint failed`)
+ }
+ _, err = InstanceExist(context.Background(),
&proto.MicroServiceInstance{
+ ServiceId: "a",
+ InstanceId: "a",
+ })
+ if err == nil {
+ t.Fatalf(`InstanceExist instanceId failed`)
}
}
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> Register instance with the same id will create redundant endpoint index data
> ----------------------------------------------------------------------------
>
> Key: SCB-565
> URL: https://issues.apache.org/jira/browse/SCB-565
> Project: Apache ServiceComb
> Issue Type: Bug
> Components: Service-Center
> Reporter: little-cui
> Assignee: little-cui
> Priority: Major
> Fix For: service-center-1.0.0-m2
>
>
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