[ 
https://issues.apache.org/jira/browse/SCB-735?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16540018#comment-16540018
 ] 

ASF GitHub Bot commented on SCB-735:
------------------------------------

little-cui closed pull request #389: SCB-735 Add admin dump api
URL: https://github.com/apache/incubator-servicecomb-service-center/pull/389
 
 
   

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/admin/admin.go b/server/admin/admin.go
new file mode 100644
index 00000000..304b5094
--- /dev/null
+++ b/server/admin/admin.go
@@ -0,0 +1,29 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package admin
+
+import (
+       roa "github.com/apache/incubator-servicecomb-service-center/pkg/rest"
+)
+
+func init() {
+       registerREST()
+}
+
+func registerREST() {
+       roa.RegisterServent(&AdminServiceControllerV4{})
+}
diff --git a/server/admin/admin_suite_test.go b/server/admin/admin_suite_test.go
new file mode 100644
index 00000000..d2444ea1
--- /dev/null
+++ b/server/admin/admin_suite_test.go
@@ -0,0 +1,45 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package admin
+
+import (
+       "github.com/apache/incubator-servicecomb-service-center/pkg/util"
+       _ 
"github.com/apache/incubator-servicecomb-service-center/server/plugin/infra/quota/buildin"
+       _ 
"github.com/apache/incubator-servicecomb-service-center/server/plugin/infra/registry/etcd"
+       _ 
"github.com/apache/incubator-servicecomb-service-center/server/plugin/infra/uuid/buildin"
+       . "github.com/onsi/ginkgo"
+       "github.com/onsi/ginkgo/reporters"
+       . "github.com/onsi/gomega"
+       "golang.org/x/net/context"
+       "testing"
+)
+
+func TestAdmin(t *testing.T) {
+       RegisterFailHandler(Fail)
+       junitReporter := reporters.NewJUnitReporter("model.junit.xml")
+       RunSpecsWithDefaultAndCustomReporters(t, "model Suite", 
[]Reporter{junitReporter})
+}
+
+var _ = BeforeSuite(func() {
+       //init plugin
+})
+
+func getContext() context.Context {
+       return util.SetContext(
+               util.SetDomainProject(context.Background(), "default", 
"default"),
+               "noCache", "1")
+}
diff --git a/server/admin/controller_v4.go b/server/admin/controller_v4.go
new file mode 100644
index 00000000..5fd786a1
--- /dev/null
+++ b/server/admin/controller_v4.go
@@ -0,0 +1,46 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package admin
+
+import (
+       "net/http"
+
+       "github.com/apache/incubator-servicecomb-service-center/pkg/rest"
+       
"github.com/apache/incubator-servicecomb-service-center/server/admin/model"
+       
"github.com/apache/incubator-servicecomb-service-center/server/rest/controller"
+)
+
+// AdminService 治理相关接口服务
+type AdminServiceControllerV4 struct {
+}
+
+// URLPatterns 路由
+func (ctrl *AdminServiceControllerV4) URLPatterns() []rest.Route {
+       return []rest.Route{
+               {rest.HTTP_METHOD_GET, "/v4/:project/admin/dump", ctrl.Dump},
+       }
+}
+
+func (ctrl *AdminServiceControllerV4) Dump(w http.ResponseWriter, r 
*http.Request) {
+       request := &model.DumpRequest{}
+       ctx := r.Context()
+       resp, _ := AdminServiceAPI.Dump(ctx, request)
+
+       respInternal := resp.Response
+       resp.Response = nil
+       controller.WriteResponse(w, respInternal, resp)
+}
diff --git a/server/admin/model/dump.go b/server/admin/model/dump.go
new file mode 100644
index 00000000..1cbb2602
--- /dev/null
+++ b/server/admin/model/dump.go
@@ -0,0 +1,37 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package model
+
+import (
+       pb 
"github.com/apache/incubator-servicecomb-service-center/server/core/proto"
+)
+
+type Cache map[string][]KV
+
+type KV struct {
+       Key   string      `json:"key"`
+       Value interface{} `json:"value,omitempty"`
+       Rev   int64       `json:"rev"`
+}
+
+type DumpRequest struct {
+}
+
+type DumpResponse struct {
+       Response *pb.Response `json:"response,omitempty"`
+       Cache    Cache        `json:"cache,omitempty"`
+}
diff --git a/server/admin/service.go b/server/admin/service.go
new file mode 100644
index 00000000..9643cbb4
--- /dev/null
+++ b/server/admin/service.go
@@ -0,0 +1,87 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package admin
+
+import (
+       "github.com/apache/incubator-servicecomb-service-center/pkg/util"
+       
"github.com/apache/incubator-servicecomb-service-center/server/admin/model"
+       "github.com/apache/incubator-servicecomb-service-center/server/core"
+       
"github.com/apache/incubator-servicecomb-service-center/server/core/backend"
+       pb 
"github.com/apache/incubator-servicecomb-service-center/server/core/proto"
+       "golang.org/x/net/context"
+)
+
+var AdminServiceAPI = &AdminService{}
+
+type AdminService struct {
+}
+
+func (service *AdminService) Dump(ctx context.Context, in *model.DumpRequest) 
(*model.DumpResponse, error) {
+
+       domainProject := util.ParseDomainProject(ctx)
+       cache := make(model.Cache)
+
+       if core.IsDefaultDomainProject(domainProject) {
+               service.dumpAll(cache)
+       } else {
+               service.dumpDomainProject(cache, domainProject)
+       }
+
+       return &model.DumpResponse{
+               Response: pb.CreateResponse(pb.Response_SUCCESS, "Admin dump 
successfully."),
+               Cache:    cache,
+       }, nil
+}
+
+func (service *AdminService) dumpAll(cache model.Cache) {
+       for id, indexer := range backend.Store().Entities() {
+               var kvs []model.KV
+               indexer.Cacher().Cache().ForEach(func(k string, v 
*backend.KeyValue) (next bool) {
+                       kvs = append(kvs, model.KV{
+                               Key: k, Value: v.Value, Rev: v.ModRevision,
+                       })
+                       return true
+               })
+               if len(kvs) == 0 {
+                       continue
+               }
+               cache[id.String()] = kvs
+       }
+}
+
+func (service *AdminService) dumpDomainProject(cache model.Cache, 
domainProject string) {
+       for id, indexer := range backend.Store().Entities() {
+               cfg := indexer.Cacher().Config()
+               if cfg == nil {
+                       continue
+               }
+
+               var kvs []model.KV
+               var arr []*backend.KeyValue
+               prefix := cfg.Prefix + core.SPLIT + domainProject + core.SPLIT
+               indexer.Cacher().Cache().GetAll(prefix, &arr)
+               for _, kv := range arr {
+                       kvs = append(kvs, model.KV{
+                               Key: util.BytesToStringWithNoCopy(kv.Key), 
Value: kv.Value, Rev: kv.ModRevision,
+                       })
+               }
+               if len(kvs) == 0 {
+                       continue
+               }
+               cache[id.String()] = kvs
+       }
+}
diff --git a/server/admin/service_test.go b/server/admin/service_test.go
new file mode 100644
index 00000000..73b7b1af
--- /dev/null
+++ b/server/admin/service_test.go
@@ -0,0 +1,47 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.
+ * The ASF licenses this file to You under the Apache License, Version 2.0
+ * (the "License"); you may not use this file except in compliance with
+ * the License.  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package admin
+
+import (
+       "github.com/apache/incubator-servicecomb-service-center/pkg/util"
+       
"github.com/apache/incubator-servicecomb-service-center/server/admin/model"
+       pb 
"github.com/apache/incubator-servicecomb-service-center/server/core/proto"
+       . "github.com/onsi/ginkgo"
+       . "github.com/onsi/gomega"
+       "golang.org/x/net/context"
+)
+
+var _ = Describe("'Admin' service", func() {
+       Describe("execute 'dump' operation", func() {
+               Context("when get all", func() {
+                       It("should be passed", func() {
+                               resp, err := AdminServiceAPI.Dump(getContext(), 
&model.DumpRequest{})
+                               Expect(err).To(BeNil())
+                               
Expect(resp.Response.Code).To(Equal(pb.Response_SUCCESS))
+                       })
+               })
+               Context("when get by domain project", func() {
+                       It("should be passed", func() {
+                               resp, err := AdminServiceAPI.Dump(
+                                       
util.SetDomainProject(context.Background(), "x", "x"),
+                                       &model.DumpRequest{})
+                               Expect(err).To(BeNil())
+                               
Expect(resp.Response.Code).To(Equal(pb.Response_SUCCESS))
+                       })
+               })
+       })
+})
diff --git a/server/bootstrap/bootstrap.go b/server/bootstrap/bootstrap.go
index 184cb6d4..300debf2 100644
--- a/server/bootstrap/bootstrap.go
+++ b/server/bootstrap/bootstrap.go
@@ -51,6 +51,9 @@ import _ 
"github.com/apache/incubator-servicecomb-service-center/server/govern"
 // module 'broker'
 import _ "github.com/apache/incubator-servicecomb-service-center/server/broker"
 
+// module 'admin'
+import _ "github.com/apache/incubator-servicecomb-service-center/server/admin"
+
 // metrics
 import _ "github.com/apache/incubator-servicecomb-service-center/server/metric"
 
diff --git a/server/core/backend/cache.go b/server/core/backend/cache.go
index 2f9107e1..dc2df8f5 100644
--- a/server/core/backend/cache.go
+++ b/server/core/backend/cache.go
@@ -29,6 +29,7 @@ type Cache interface {
 }
 
 type Cacher interface {
+       Config() *Config
        Cache() Cache
        Run()
        Stop()
diff --git a/server/core/backend/cache_null.go 
b/server/core/backend/cache_null.go
index cce930e2..520214ff 100644
--- a/server/core/backend/cache_null.go
+++ b/server/core/backend/cache_null.go
@@ -39,6 +39,7 @@ func (n *nullCache) Remove(k string)                          
            {}
 type nullCacher struct {
 }
 
+func (n *nullCacher) Config() *Config        { return nil }
 func (n *nullCacher) Cache() Cache           { return NullCache }
 func (n *nullCacher) Run()                   {}
 func (n *nullCacher) Stop()                  {}
diff --git a/server/core/backend/cacher_kv.go b/server/core/backend/cacher_kv.go
index 6c6aa996..0b8780c5 100644
--- a/server/core/backend/cacher_kv.go
+++ b/server/core/backend/cacher_kv.go
@@ -42,6 +42,10 @@ type KvCacher struct {
        goroutine *util.GoRoutine
 }
 
+func (c *KvCacher) Config() *Config {
+       return c.Cfg
+}
+
 func (c *KvCacher) needList() bool {
        rev := c.lw.Revision()
        defer func() { c.lastRev = rev }()
diff --git a/server/core/backend/indexer.go b/server/core/backend/indexer.go
index 4f47a72d..ee94bc61 100644
--- a/server/core/backend/indexer.go
+++ b/server/core/backend/indexer.go
@@ -39,6 +39,7 @@ func (pr *Response) MaxModRevision() (max int64) {
 }
 
 type Indexer interface {
+       Cacher() Cacher
        Search(ctx context.Context, opts ...registry.PluginOpOption) 
(*Response, error)
        Run()
        Stop()
@@ -49,6 +50,10 @@ type baseIndexer struct {
        Cfg *Config
 }
 
+func (i *baseIndexer) Cacher() Cacher {
+       return NullCacher
+}
+
 func (i *baseIndexer) Search(ctx context.Context, opts 
...registry.PluginOpOption) (r *Response, err error) {
        op := registry.OpGet(opts...)
        key := util.BytesToStringWithNoCopy(op.Key)
diff --git a/server/core/backend/indexer_kv.go 
b/server/core/backend/indexer_kv.go
index 7cf24431..eea29e43 100644
--- a/server/core/backend/indexer_kv.go
+++ b/server/core/backend/indexer_kv.go
@@ -35,6 +35,10 @@ type CacheIndexer struct {
        isClose bool
 }
 
+func (i *CacheIndexer) Cacher() Cacher {
+       return i.cacher
+}
+
 func (i *CacheIndexer) Search(ctx context.Context, opts 
...registry.PluginOpOption) (*Response, error) {
        op := registry.OpGet(opts...)
        key := util.BytesToStringWithNoCopy(op.Key)
diff --git a/server/core/backend/store.go b/server/core/backend/store.go
index 608b2d50..428957cd 100644
--- a/server/core/backend/store.go
+++ b/server/core/backend/store.go
@@ -217,6 +217,10 @@ func (s *KvStore) Entity(id StoreType) Indexer {
        return s.indexers[id]
 }
 
+func (s *KvStore) Entities() map[StoreType]Indexer {
+       return s.indexers
+}
+
 func (s *KvStore) Install(e Entity) (id StoreType, err error) {
        if id, err = InstallType(e); err != nil {
                return


 

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> Add admin dump api
> ------------------
>
>                 Key: SCB-735
>                 URL: https://issues.apache.org/jira/browse/SCB-735
>             Project: Apache ServiceComb
>          Issue Type: New Feature
>          Components: Service-Center
>            Reporter: little-cui
>            Assignee: little-cui
>            Priority: Major
>




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