Пример #1
0
// NewTestActionAgent creates an agent for test purposes. Only a
// subset of features are supported now, but we'll add more over time.
func NewTestActionAgent(batchCtx context.Context, ts topo.Server, tabletAlias *topodatapb.TabletAlias, vtPort, grpcPort int32, mysqlDaemon mysqlctl.MysqlDaemon, preStart func(*ActionAgent)) *ActionAgent {
	agent := &ActionAgent{
		QueryServiceControl: tabletservermock.NewController(),
		UpdateStream:        binlog.NewUpdateStreamControlMock(),
		HealthReporter:      health.DefaultAggregator,
		batchCtx:            batchCtx,
		TopoServer:          ts,
		TabletAlias:         tabletAlias,
		MysqlDaemon:         mysqlDaemon,
		DBConfigs:           dbconfigs.DBConfigs{},
		BinlogPlayerMap:     nil,
		History:             history.New(historyLength),
		_healthy:            fmt.Errorf("healthcheck not run yet"),
	}
	if preStart != nil {
		preStart(agent)
	}

	// Start will update the topology and setup services.
	if err := agent.Start(batchCtx, 0, vtPort, grpcPort, false); err != nil {
		panic(fmt.Errorf("agent.Start(%v) failed: %v", tabletAlias, err))
	}

	// Update our running state.
	if err := agent.refreshTablet(batchCtx, "Start"); err != nil {
		panic(fmt.Errorf("agent.refreshTablet(%v) failed: %v", tabletAlias, err))
	}

	return agent
}
Пример #2
0
func TestFileCustomRule(t *testing.T) {
	tqsc := tabletservermock.NewController()

	var qrs *tabletserver.QueryRules
	rulepath := path.Join(os.TempDir(), ".customrule.json")
	// Set r1 and try to get it back
	err := ioutil.WriteFile(rulepath, []byte(customRule1), os.FileMode(0644))
	if err != nil {
		t.Fatalf("Cannot write r1 to rule file %s, err=%v", rulepath, err)
	}

	fcr := NewFileCustomRule()
	// Let FileCustomRule to build rule from the local file
	err = fcr.Open(tqsc, rulepath)
	if err != nil {
		t.Fatalf("Cannot open file custom rule service, err=%v", err)
	}
	// Fetch query rules we built to verify correctness
	qrs, _, err = fcr.GetRules()
	if err != nil {
		t.Fatalf("GetRules returns error: %v", err)
	}
	qr := qrs.Find("r1")
	if qr == nil {
		t.Fatalf("Expect custom rule r1 to be found, but got nothing, qrs=%v", qrs)
	}
}
Пример #3
0
// NewTestActionAgent creates an agent for test purposes. Only a
// subset of features are supported now, but we'll add more over time.
func NewTestActionAgent(batchCtx context.Context, ts topo.Server, tabletAlias *pb.TabletAlias, vtPort, grpcPort int32, mysqlDaemon mysqlctl.MysqlDaemon) *ActionAgent {
	agent := &ActionAgent{
		QueryServiceControl: tabletservermock.NewController(),
		HealthReporter:      health.DefaultAggregator,
		batchCtx:            batchCtx,
		TopoServer:          ts,
		TabletAlias:         tabletAlias,
		MysqlDaemon:         mysqlDaemon,
		DBConfigs:           dbconfigs.DBConfigs{},
		SchemaOverrides:     nil,
		BinlogPlayerMap:     nil,
		History:             history.New(historyLength),
		lastHealthMapCount:  new(stats.Int),
		_healthy:            fmt.Errorf("healthcheck not run yet"),
	}
	if err := agent.Start(batchCtx, 0, vtPort, grpcPort); err != nil {
		panic(fmt.Errorf("agent.Start(%v) failed: %v", tabletAlias, err))
	}
	return agent
}
Пример #4
0
func TestZkCustomRule(t *testing.T) {
	tqsc := tabletservermock.NewController()

	setUpFakeZk(t)
	zkcr := NewZkCustomRule(conn)
	err := zkcr.Open(tqsc, "/zk/fake/customrules/testrules")
	if err != nil {
		t.Fatalf("Cannot open zookeeper custom rule service, err=%v", err)
	}

	var qrs *tabletserver.QueryRules
	// Test if we can successfully fetch the original rule (test GetRules)
	qrs, _, err = zkcr.GetRules()
	if err != nil {
		t.Fatalf("GetRules of ZkCustomRule should always return nil error, but we receive %v", err)
	}
	qr := qrs.Find("r1")
	if qr == nil {
		t.Fatalf("Expect custom rule r1 to be found, but got nothing, qrs=%v", qrs)
	}

	// Test updating rules
	conn.Set("/zk/fake/customrules/testrules", customRule2, -1)
	<-time.After(time.Second) //Wait for the polling thread to respond
	qrs, _, err = zkcr.GetRules()
	if err != nil {
		t.Fatalf("GetRules of ZkCustomRule should always return nil error, but we receive %v", err)
	}
	qr = qrs.Find("r2")
	if qr == nil {
		t.Fatalf("Expect custom rule r2 to be found, but got nothing, qrs=%v", qrs)
	}
	qr = qrs.Find("r1")
	if qr != nil {
		t.Fatalf("Custom rule r1 should not be found after r2 is set")
	}

	// Test rule path removal
	conn.Delete("/zk/fake/customrules/testrules", -1)
	<-time.After(time.Second)
	qrs, _, err = zkcr.GetRules()
	if err != nil {
		t.Fatalf("GetRules of ZkCustomRule should always return nil error, but we receive %v", err)
	}
	if reflect.DeepEqual(qrs, tabletserver.NewQueryRules()) {
		t.Fatalf("Expect empty rule at this point")
	}

	// Test rule path revival
	conn.Create("/zk/fake/customrules/testrules", "customrule2", 0, zookeeper.WorldACL(zookeeper.PERM_ALL))
	conn.Set("/zk/fake/customrules/testrules", customRule2, -1)
	<-time.After(time.Second) //Wait for the polling thread to respond
	qrs, _, err = zkcr.GetRules()
	if err != nil {
		t.Fatalf("GetRules of ZkCustomRule should always return nil error, but we receive %v", err)
	}
	qr = qrs.Find("r2")
	if qr == nil {
		t.Fatalf("Expect custom rule r2 to be found, but got nothing, qrs=%v", qrs)
	}

	zkcr.Close()
}