ddl: enable goleak for ingest package (pingcap#43765)

close pingcap#43764

ddl/ingest/BUILD.bazel

@@ -54,13 +54,14 @@ go_test(
         "checkpoint_test.go",
         "env_test.go",
         "integration_test.go",
+        "main_test.go",
         "mem_root_test.go",
     ],
+    embed = [":ingest"],
     flaky = True,
     race = "on",
     shard_count = 9,
     deps = [
-        ":ingest",
         "//config",
         "//ddl/internal/session",
         "//kv",
@@ -69,5 +70,6 @@ go_test(
         "@com_github_ngaut_pools//:pools",
         "@com_github_pingcap_failpoint//:failpoint",
         "@com_github_stretchr_testify//require",
+        "@org_uber_go_goleak//:goleak",
     ],
 )

ddl/ingest/main_test.go

@@ -0,0 +1,34 @@
+// Copyright 2023 PingCAP, Inc.
+//
+// Licensed 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 ingest
+
+import (
+	"testing"
+
+	"go.uber.org/goleak"
+)
+
+func TestMain(m *testing.M) {
+	opts := []goleak.Option{
+		goleak.IgnoreTopFunction("github.com/golang/glog.(*loggingT).flushDaemon"),
+		goleak.IgnoreTopFunction("github.com/lestrrat-go/httprc.runFetchWorker"),
+		goleak.IgnoreTopFunction("go.etcd.io/etcd/client/pkg/v3/logutil.(*MergeLogger).outputLoop"),
+		goleak.IgnoreTopFunction("github.com/tikv/client-go/v2/txnkv/transaction.keepAlive"),
+		goleak.IgnoreTopFunction("go.opencensus.io/stats/view.(*worker).start"),
+		goleak.IgnoreTopFunction("internal/poll.runtime_pollWait"),
+		goleak.IgnoreTopFunction("net/http.(*persistConn).writeLoop"),
+	}
+	goleak.VerifyTestMain(m, opts...)
+}

ddl/ingest/mock.go

@@ -66,6 +66,9 @@ func (m *MockBackendCtxMgr) Unregister(jobID int64) {
 		err := mCtx.sessCtx.CommitTxn(context.Background())
 		logutil.BgLogger().Info("mock backend mgr unregister", zap.Int64("jobID", jobID), zap.Error(err))
 		delete(m.runningJobs, jobID)
+		if mCtx.checkpointMgr != nil {
+			mCtx.checkpointMgr.Close()
+		}
 	}
 }