feat(v2/auto-salvage): support EngineGet to use runtime replica info

longhorn/longhorn-8430 Signed-off-by: Chin-Ya Huang <chin-ya.huang@suse.com>
longhorn · Sep 27, 2024 · 743f3f2 · 743f3f2
1 parent 8c59842
commit 743f3f2
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Showing 4 changed files with 23 additions and 22 deletions.
diff --git a/pkg/client/client.go b/pkg/client/client.go
@@ -515,7 +515,7 @@ func (c *SPDKClient) EngineDelete(name string) error {
 	return errors.Wrapf(err, "failed to delete SPDK engine %v", name)
 }
 
-func (c *SPDKClient) EngineGet(name string) (*api.Engine, error) {
+func (c *SPDKClient) EngineGet(name string, runtimeRequested bool) (*api.Engine, error) {
 	if name == "" {
 		return nil, fmt.Errorf("failed to get SPDK engine: missing required parameter")
 	}
@@ -525,7 +525,8 @@ func (c *SPDKClient) EngineGet(name string) (*api.Engine, error) {
 	defer cancel()
 
 	resp, err := client.EngineGet(ctx, &spdkrpc.EngineGetRequest{
-		Name: name,
+		Name:             name,
+		RuntimeRequested: runtimeRequested,
 	})
 	if err != nil {
 		return nil, errors.Wrapf(err, "failed to get SPDK engine %v", name)

diff --git a/pkg/spdk/engine.go b/pkg/spdk/engine.go
@@ -215,7 +215,7 @@ func (e *Engine) Create(spdkClient *spdkclient.Client, replicaAddressMap map[str
 			}
 		}
 
-		e.checkAndUpdateInfoFromReplicaNoLock()
+		e.checkAndUpdateInfoFromReplicaNoLock(false)
 
 		e.log.Infof("Connected all available replicas %+v, then launching raid during engine creation", e.ReplicaModeMap)
 		if _, err := spdkClient.BdevRaidCreate(e.Name, spdktypes.BdevRaidLevel1, 0, replicaBdevList); err != nil {
@@ -241,7 +241,7 @@ func (e *Engine) Create(spdkClient *spdkclient.Client, replicaAddressMap map[str
 
 		var engineWithTarget *api.Engine
 		if initiatorIP != targetIP {
-			engineWithTarget, err = targetSPDKClient.EngineGet(e.Name)
+			engineWithTarget, err = targetSPDKClient.EngineGet(e.Name, false)
 			if err != nil {
 				return nil, errors.Wrapf(err, "failed to get engine %v from %v", e.Name, targetAddress)
 			}
@@ -716,12 +716,12 @@ func (e *Engine) ValidateAndUpdate(spdkClient *spdkclient.Client) (err error) {
 		// TODO: should we delete the engine automatically here?
 	}
 
-	e.checkAndUpdateInfoFromReplicaNoLock()
+	e.checkAndUpdateInfoFromReplicaNoLock(false)
 
 	return nil
 }
 
-func (e *Engine) checkAndUpdateInfoFromReplicaNoLock() {
+func (e *Engine) checkAndUpdateInfoFromReplicaNoLock(runtimeRequested bool) {
 	replicaMap := map[string]*api.Replica{}
 	replicaAncestorMap := map[string]*api.Lvol{}
 	// hasBackingImage := false
@@ -750,7 +750,7 @@ func (e *Engine) checkAndUpdateInfoFromReplicaNoLock() {
 				}
 			}()
 
-			replica, err := replicaServiceCli.ReplicaGet(replicaName, true)
+			replica, err := replicaServiceCli.ReplicaGet(replicaName, runtimeRequested)
 			if err != nil {
 				e.log.WithError(err).Warnf("Failed to get replica %s with address %s, mark the mode from %v to ERR", replicaName, address, e.ReplicaModeMap[replicaName])
 				e.ReplicaModeMap[replicaName] = types.ModeERR
@@ -1081,7 +1081,7 @@ func (e *Engine) ReplicaAdd(spdkClient *spdkclient.Client, dstReplicaName, dstRe
 	if err != nil {
 		return err
 	}
-	e.checkAndUpdateInfoFromReplicaNoLock()
+	e.checkAndUpdateInfoFromReplicaNoLock(false)
 
 	rebuildingSnapshotList, err = getRebuildingSnapshotList(srcReplicaServiceCli, srcReplicaName)
 	if err != nil {
@@ -1292,7 +1292,7 @@ func (e *Engine) replicaAddFinish(srcReplicaServiceCli, dstReplicaServiceCli *cl
 		}
 		updateRequired = true
 	}
-	e.checkAndUpdateInfoFromReplicaNoLock()
+	e.checkAndUpdateInfoFromReplicaNoLock(false)
 
 	// The source replica blindly stops exposing the snapshot and wipe the rebuilding info.
 	if srcReplicaErr := srcReplicaServiceCli.ReplicaRebuildingSrcFinish(srcReplicaName, dstReplicaName); srcReplicaErr != nil {
@@ -1510,7 +1510,7 @@ func (e *Engine) snapshotOperation(spdkClient *spdkclient.Client, inputSnapshotN
 		return "", err
 	}
 
-	e.checkAndUpdateInfoFromReplicaNoLock()
+	e.checkAndUpdateInfoFromReplicaNoLock(false)
 
 	e.log.Infof("Engine finished snapshot operation %s %s", snapshotOp, snapshotName)
 
@@ -1557,7 +1557,7 @@ func (e *Engine) snapshotOperationPreCheckWithoutLock(replicaClients map[string]
 			if e.ReplicaModeMap[replicaName] == types.ModeWO {
 				return "", fmt.Errorf("engine %s contains WO replica %s during snapshot %s delete", e.Name, replicaName, snapshotName)
 			}
-			e.checkAndUpdateInfoFromReplicaNoLock()
+			e.checkAndUpdateInfoFromReplicaNoLock(false)
 			if len(e.SnapshotMap[snapshotName].Children) > 1 {
 				return "", fmt.Errorf("engine %s cannot delete snapshot %s since it contains multiple children %+v", e.Name, snapshotName, e.SnapshotMap[snapshotName].Children)
 			}

diff --git a/pkg/spdk/server.go b/pkg/spdk/server.go
@@ -1043,7 +1043,7 @@ func (s *Server) EngineGet(ctx context.Context, req *spdkrpc.EngineGetRequest) (
 		return nil, grpcstatus.Errorf(grpccodes.NotFound, "cannot find engine %v", req.Name)
 	}
 
-	e.checkAndUpdateInfoFromReplicaNoLock()
+	e.checkAndUpdateInfoFromReplicaNoLock(req.RuntimeRequested)
 
 	return e.Get(), nil
 }

diff --git a/pkg/spdk_test.go b/pkg/spdk_test.go
@@ -380,7 +380,7 @@ func (s *TestSuite) TestSPDKMultipleThread(c *C) {
 			c.Assert(err, IsNil)
 			err = spdkCli.EngineReplicaDelete(engineName, replicaName2, net.JoinHostPort(ip, strconv.Itoa(int(replica2.PortStart))))
 			c.Assert(err, IsNil)
-			engine, err = spdkCli.EngineGet(engineName)
+			engine, err = spdkCli.EngineGet(engineName, false)
 			c.Assert(err, IsNil)
 			c.Assert(engine.State, Equals, types.InstanceStateRunning)
 			c.Assert(engine.Frontend, Equals, types.FrontendSPDKTCPBlockdev)
@@ -410,7 +410,7 @@ func (s *TestSuite) TestSPDKMultipleThread(c *C) {
 				replica1.Name: net.JoinHostPort(ip, strconv.Itoa(int(replica1.PortStart))),
 				replica3.Name: net.JoinHostPort(ip, strconv.Itoa(int(replica3.PortStart))),
 			}
-			engine, err = spdkCli.EngineGet(engineName)
+			engine, err = spdkCli.EngineGet(engineName, false)
 			c.Assert(err, IsNil)
 			c.Assert(engine.State, Equals, types.InstanceStateRunning)
 			c.Assert(engine.Frontend, Equals, types.FrontendSPDKTCPBlockdev)
@@ -859,7 +859,7 @@ func (s *TestSuite) TestSPDKMultipleThreadSnapshotOpsAndRebuilding(c *C) {
 			c.Assert(err, IsNil)
 			err = spdkCli.EngineReplicaDelete(engineName, replicaName1, net.JoinHostPort(ip, strconv.Itoa(int(replica1.PortStart))))
 			c.Assert(err, IsNil)
-			engine, err = spdkCli.EngineGet(engineName)
+			engine, err = spdkCli.EngineGet(engineName, false)
 			c.Assert(err, IsNil)
 			c.Assert(engine.State, Equals, types.InstanceStateRunning)
 			c.Assert(engine.Frontend, Equals, types.FrontendSPDKTCPBlockdev)
@@ -904,7 +904,7 @@ func (s *TestSuite) TestSPDKMultipleThreadSnapshotOpsAndRebuilding(c *C) {
 			c.Assert(snapshotNameRebuild1, Not(Equals), "")
 
 			// Verify the 1st rebuilding result
-			engine, err = spdkCli.EngineGet(engineName)
+			engine, err = spdkCli.EngineGet(engineName, false)
 			c.Assert(err, IsNil)
 			c.Assert(engine.State, Equals, types.InstanceStateRunning)
 			c.Assert(engine.Frontend, Equals, types.FrontendSPDKTCPBlockdev)
@@ -953,7 +953,7 @@ func (s *TestSuite) TestSPDKMultipleThreadSnapshotOpsAndRebuilding(c *C) {
 			c.Assert(err, IsNil)
 			err = spdkCli.EngineReplicaDelete(engineName, replicaName2, net.JoinHostPort(ip, strconv.Itoa(int(replica2.PortStart))))
 			c.Assert(err, IsNil)
-			engine, err = spdkCli.EngineGet(engineName)
+			engine, err = spdkCli.EngineGet(engineName, false)
 			c.Assert(err, IsNil)
 			c.Assert(engine.State, Equals, types.InstanceStateRunning)
 			c.Assert(engine.Frontend, Equals, types.FrontendSPDKTCPBlockdev)
@@ -1002,7 +1002,7 @@ func (s *TestSuite) TestSPDKMultipleThreadSnapshotOpsAndRebuilding(c *C) {
 			c.Assert(snapshotNameRebuild2, Not(Equals), "")
 
 			// Verify the 2nd rebuilding result
-			engine, err = spdkCli.EngineGet(engineName)
+			engine, err = spdkCli.EngineGet(engineName, false)
 			c.Assert(err, IsNil)
 			c.Assert(engine.State, Equals, types.InstanceStateRunning)
 			c.Assert(engine.Frontend, Equals, types.FrontendSPDKTCPBlockdev)
@@ -1174,7 +1174,7 @@ func (s *TestSuite) TestSPDKMultipleThreadSnapshotOpsAndRebuilding(c *C) {
 }
 
 func checkReplicaSnapshots(c *C, spdkCli *client.SPDKClient, engineName string, replicaList []string, snapshotMap map[string][]string, snapshotOpts map[string]api.SnapshotOptions) {
-	engine, err := spdkCli.EngineGet(engineName)
+	engine, err := spdkCli.EngineGet(engineName, false)
 	c.Assert(err, IsNil)
 
 	for _, replicaName := range replicaList {
@@ -1212,7 +1212,7 @@ func revertSnapshot(c *C, spdkCli *client.SPDKClient, snapshotName, volumeName,
 	c.Assert(err, IsNil)
 	os.Setenv(commonnet.EnvPodIP, ip)
 
-	engine, err := spdkCli.EngineGet(engineName)
+	engine, err := spdkCli.EngineGet(engineName, false)
 	c.Assert(err, IsNil)
 
 	if engine.State != types.InstanceStateRunning {
@@ -1287,7 +1287,7 @@ func WaitForReplicaRebuildingComplete(c *C, spdkCli *client.SPDKClient, engineNa
 		}
 
 		if rebuildingStatus.TotalState == types.ProgressStateComplete {
-			engine, err := spdkCli.EngineGet(engineName)
+			engine, err := spdkCli.EngineGet(engineName, false)
 			c.Assert(err, IsNil)
 			c.Assert(engine.State, Equals, types.InstanceStateRunning)
 			if engine.ReplicaModeMap[replicaName] == types.ModeRW {
@@ -1367,7 +1367,7 @@ func (s *TestSuite) TestSPDKEngineOnlyWithTarget(c *C) {
 	err = spdkCli.EngineDeleteTarget(engineName)
 	c.Assert(err, IsNil)
 
-	_, err = spdkCli.EngineGet(engineName)
+	_, err = spdkCli.EngineGet(engineName, false)
 	c.Assert(strings.Contains(err.Error(), "cannot find engine"), Equals, true)
 
 	err = spdkCli.ReplicaDelete(replicaName1, false)