robotLJW commented on a change in pull request #782:
URL:
https://github.com/apache/servicecomb-service-center/pull/782#discussion_r540641351
##########
File path: datasource/mongo/ms.go
##########
@@ -2250,3 +2298,363 @@ func preProcessRegisterInstance(ctx context.Context,
instance *pb.MicroServiceIn
instance.Version = microservice.ServiceInfo.Version
return nil
}
+
+func findServices(ctx context.Context, key *pb.MicroServiceKey) ([]*Service,
error) {
+ tenant := strings.Split(key.Tenant, "/")
+ rangeIdx := strings.Index(key.Version, "-")
+ switch {
+ case key.Version == "latest":
+ filter := bson.M{
+ ColumnDomain: tenant[0],
+ ColumnProject: tenant[1],
+ StringBuilder([]string{ColumnServiceInfo, ColumnEnv}):
key.Environment,
+ StringBuilder([]string{ColumnServiceInfo,
ColumnAppID}): key.AppId,
+ StringBuilder([]string{ColumnServiceInfo,
ColumnServiceName}): key.ServiceName,
+ }
+ return filterLatestServices(ctx, filter)
+ case key.Version[len(key.Version)-1:] == "+":
+ start := key.Version[:len(key.Version)-1]
+ filter := bson.M{
+ ColumnDomain: tenant[0],
+ ColumnProject: tenant[1],
+ StringBuilder([]string{ColumnServiceInfo, ColumnEnv}):
key.Environment,
+ StringBuilder([]string{ColumnServiceInfo,
ColumnAppID}): key.AppId,
+ StringBuilder([]string{ColumnServiceInfo,
ColumnServiceName}): key.ServiceName,
+ StringBuilder([]string{ColumnServiceInfo,
ColumnVersion}): bson.M{"$gt": start}}
+ return filterServices(ctx, filter)
+ case rangeIdx > 0:
+ start := key.Version[:rangeIdx]
+ end := key.Version[rangeIdx+1:]
+ filter := bson.M{
+ ColumnDomain: tenant[0],
+ ColumnProject: tenant[1],
+ StringBuilder([]string{ColumnServiceInfo, ColumnEnv}):
key.Environment,
+ StringBuilder([]string{ColumnServiceInfo,
ColumnAppID}): key.AppId,
+ StringBuilder([]string{ColumnServiceInfo,
ColumnServiceName}): key.ServiceName,
+ StringBuilder([]string{ColumnServiceInfo,
ColumnVersion}): bson.M{"$gte": start, "$lte": end}}
Review comment:
这个没问题gte表示 >= ，lte表示 <=
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