Use fnv64 to create a hash for child workflow executions

cmd/kubectl-flyte/cmd/printers/node.go

@@ -58,7 +58,7 @@ func (p NodeStatusPrinter) BaseNodeInfo(node v1alpha1.BaseNode, nodeStatus v1alp
 }
 
 func (p NodeStatusPrinter) NodeInfo(wName string, node v1alpha1.BaseNode, nodeStatus v1alpha1.ExecutableNodeStatus) []string {
-	resourceName, err := encoding.FixedLengthUniqueIDForParts(task.IDMaxLength, wName, node.GetID(), strconv.Itoa(int(nodeStatus.GetAttempts())))
+	resourceName, err := encoding.FixedLengthUniqueIDForParts(task.IDMaxLength, []string{wName, node.GetID(), strconv.Itoa(int(nodeStatus.GetAttempts()))})
 	if err != nil {
 		resourceName = "na"
 	}

cmd/kubectl-flyte/cmd/string_map_value.go

@@ -22,7 +22,7 @@ func newStringMapValue() *stringMapValue {
 
 var entryRegex = regexp.MustCompile("(?P<EntryKey>[^,]+)=(?P<EntryValue>[^,]+)")
 
-// Parses val into a map. Accepted format: a=1,b=2
+// Set parses val into a map. Accepted format: a=1,b=2
 func (s *stringMapValue) Set(val string) error {
 	matches := entryRegex.FindAllStringSubmatch(val, -1)
 	out := make(map[string]string, len(matches))

cmd/kubectl-flyte/cmd/string_map_value_test.go

@@ -23,7 +23,7 @@ func formatArg(values map[string]string) string {
 
 func randSpaces() string {
 	res := ""
-	for cnt := rand.Int() % 10; cnt > 0; cnt-- { // nolint: gas
+	for cnt := rand.Int()%10 + 1; cnt > 0; cnt-- { // nolint: gas
 		res += " "
 	}
 

go.mod

@@ -7,7 +7,7 @@ require (
 	github.com/benlaurie/objecthash v0.0.0-20180202135721-d1e3d6079fc1
 	github.com/fatih/color v1.13.0
 	github.com/flyteorg/flyteidl v1.1.10
-	github.com/flyteorg/flyteplugins v1.0.10
+	github.com/flyteorg/flyteplugins v1.0.13
 	github.com/flyteorg/flytestdlib v1.0.5
 	github.com/ghodss/yaml v1.0.0
 	github.com/go-redis/redis v6.15.7+incompatible

go.sum

@@ -294,8 +294,8 @@ github.com/fatih/structtag v1.2.0/go.mod h1:mBJUNpUnHmRKrKlQQlmCrh5PuhftFbNv8Ys4
 github.com/felixge/httpsnoop v1.0.1/go.mod h1:m8KPJKqk1gH5J9DgRY2ASl2lWCfGKXixSwevea8zH2U=
 github.com/flyteorg/flyteidl v1.1.10 h1:Bus/JUto0oBTjAS4EBN7EITeuZNS4naq+uFpj+ydaW4=
 github.com/flyteorg/flyteidl v1.1.10/go.mod h1:f1tvw5CDjqmrzNxKpRYr6BdAhHL8f7Wp1Duxl0ZOV4g=
-github.com/flyteorg/flyteplugins v1.0.10 h1:XBycM4aOSE/WlI8iP9vqogKGXy4FMfVCUUfzxJus/p4=
-github.com/flyteorg/flyteplugins v1.0.10/go.mod h1:GfbmRByI/rSatm/Epoj3bNyrXwIQ9NOXTVwLS6Z0p84=
+github.com/flyteorg/flyteplugins v1.0.13 h1:mNGImGSdGsYUjmB9vUzZAWqh/h7FCH+MyMRPS78z6Z0=
+github.com/flyteorg/flyteplugins v1.0.13/go.mod h1:GfbmRByI/rSatm/Epoj3bNyrXwIQ9NOXTVwLS6Z0p84=
 github.com/flyteorg/flytestdlib v1.0.0/go.mod h1:QSVN5wIM1lM9d60eAEbX7NwweQXW96t5x4jbyftn89c=
 github.com/flyteorg/flytestdlib v1.0.5 h1:80A/vfpAJl+pgU6vxccbsYApZPrvyGhOIsCAFngsjnk=
 github.com/flyteorg/flytestdlib v1.0.5/go.mod h1:WTe0k3DmmrKFjj3hwiIbjjdCK89X63MBzBbXhQ4Yxf0=

pkg/apis/flyteworkflow/v1alpha1/iface.go

@@ -236,8 +236,8 @@ type MutableDynamicNodeStatus interface {
 	SetExecutionError(executionError *core.ExecutionError)
 }
 
-// Interface for Branch node. All the methods are purely read only except for the GetExecutionStatus.
-// p returns ExecutableBranchNodeStatus, which permits some mutations
+// ExecutableBranchNode is an interface for Branch node. All the methods are purely read only except for the
+// GetExecutionStatus. p returns ExecutableBranchNodeStatus, which permits some mutations
 type ExecutableBranchNode interface {
 	GetIf() ExecutableIfBlock
 	GetElse() *NodeID
@@ -443,6 +443,7 @@ type Meta interface {
 	GetSecurityContext() core.SecurityContext
 	IsInterruptible() bool
 	GetEventVersion() EventVersion
+	GetDefinitionVersion() WorkflowDefinitionVersion
 	GetRawOutputDataConfig() RawOutputDataConfig
 }
 

pkg/apis/flyteworkflow/v1alpha1/workflow.go

@@ -23,6 +23,15 @@ const ShardKeyspaceSize = 32
 const StartNodeID = "start-node"
 const EndNodeID = "end-node"
 
+type WorkflowDefinitionVersion uint32
+
+var LatestWorkflowDefinitionVersion = WorkflowDefinitionVersion1
+
+const (
+	WorkflowDefinitionVersion0 WorkflowDefinitionVersion = iota
+	WorkflowDefinitionVersion1
+)
+
 // +genclient
 // +k8s:deepcopy-gen:interfaces=k8s.io/apimachinery/pkg/runtime.Object
 
@@ -82,6 +91,14 @@ func (in *FlyteWorkflow) GetEventVersion() EventVersion {
 	return EventVersion0
 }
 
+func (in *FlyteWorkflow) GetDefinitionVersion() WorkflowDefinitionVersion {
+	if in.Status.DefinitionVersion != nil {
+		return *in.Status.DefinitionVersion
+	}
+
+	return WorkflowDefinitionVersion0
+}
+
 func (in *FlyteWorkflow) GetExecutionConfig() ExecutionConfig {
 	return in.ExecutionConfig
 }

pkg/apis/flyteworkflow/v1alpha1/workflow_status.go

@@ -35,6 +35,12 @@ type WorkflowStatus struct {
 	// Stores the Error during the Execution of the Workflow. It is optional and usually associated with Failing/Failed state only
 	Error *ExecutionError `json:"error,omitempty"`
 
+	// DefinitionVersion allows propeller code that populates the CRD to evolve (in backward incompatible ways) without
+	// affecting in-flight executions. Once an execution starts, propeller will populate this field with the current or
+	// latest version. If a newer propeller version is deployed midway that comes with a newer version, code that relies
+	// on the latest version should be gated behind this.
+	DefinitionVersion *WorkflowDefinitionVersion `json:"defVersion,omitempty"`
+
 	// non-Serialized fields
 	DataReferenceConstructor storage.ReferenceConstructor `json:"-"`
 }

pkg/controller/handler.go

@@ -78,11 +78,17 @@ type Propeller struct {
 	cfg              *config.Config
 }
 
-// Initializes all downstream executors
+// Initialize initializes all downstream executors
 func (p *Propeller) Initialize(ctx context.Context) error {
 	return p.workflowExecutor.Initialize(ctx)
 }
 
+func SetDefinitionVersionIfEmpty(wf *v1alpha1.FlyteWorkflow, version v1alpha1.WorkflowDefinitionVersion) {
+	if wf.Status.DefinitionVersion == nil {
+		wf.Status.DefinitionVersion = &version
+	}
+}
+
 // TryMutateWorkflow will try to mutate the workflow by traversing it and reconciling the desired and actual state.
 // The desired state here is the entire workflow is completed, actual state is each nodes current execution state.
 func (p *Propeller) TryMutateWorkflow(ctx context.Context, originalW *v1alpha1.FlyteWorkflow) (*v1alpha1.FlyteWorkflow, error) {
@@ -120,6 +126,7 @@ func (p *Propeller) TryMutateWorkflow(ctx context.Context, originalW *v1alpha1.F
 	if !mutableW.GetExecutionStatus().IsTerminated() {
 		var err error
 		SetFinalizerIfEmpty(mutableW, FinalizerKey)
+		SetDefinitionVersionIfEmpty(mutableW, v1alpha1.LatestWorkflowDefinitionVersion)
 
 		func() {
 			t := p.metrics.RawWorkflowTraversalTime.Start(ctx)

pkg/controller/nodes/common/utils.go

@@ -11,7 +11,7 @@ import (
 
 const maxUniqueIDLength = 20
 
-// The UniqueId of a node is unique within a given workflow execution.
+// GenerateUniqueID is the UniqueId of a node is unique within a given workflow execution.
 // In order to achieve that we track the lineage of the node.
 // To compute the uniqueID of a node, we use the uniqueID and retry attempt of the parent node
 // For nodes in level 0, there is no parent, and parentInfo is nil
@@ -24,10 +24,11 @@ func GenerateUniqueID(parentInfo executors.ImmutableParentInfo, nodeID string) (
 		parentRetryAttempt = strconv.Itoa(int(parentInfo.CurrentAttempt()))
 	}
 
-	return encoding.FixedLengthUniqueIDForParts(maxUniqueIDLength, parentUniqueID, parentRetryAttempt, nodeID)
+	return encoding.FixedLengthUniqueIDForParts(maxUniqueIDLength, []string{parentUniqueID, parentRetryAttempt, nodeID})
 }
 
-// When creating parentInfo, the unique id of parent is dependent on the unique id and the current attempt of the grand parent to track the lineage.
+// CreateParentInfo creates a unique parent id, the unique id of parent is dependent on the unique id and the current
+// attempt of the grandparent to track the lineage.
 func CreateParentInfo(grandParentInfo executors.ImmutableParentInfo, nodeID string, parentAttempt uint32) (executors.ImmutableParentInfo, error) {
 	uniqueID, err := GenerateUniqueID(grandParentInfo, nodeID)
 	if err != nil {

pkg/controller/nodes/dynamic/dynamic_workflow_test.go

@@ -207,7 +207,7 @@ func Test_dynamicNodeHandler_buildContextualDynamicWorkflow_withLaunchPlans(t *t
 		assert.NotNil(t, dCtx.subWorkflowClosure)
 		assert.NotNil(t, dCtx.execContext)
 		assert.NotNil(t, dCtx.execContext.GetParentInfo())
-		expectedParentUniqueID, err := encoding.FixedLengthUniqueIDForParts(20, "c1", "2", "n1")
+		expectedParentUniqueID, err := encoding.FixedLengthUniqueIDForParts(20, []string{"c1", "2", "n1"})
 		assert.Nil(t, err)
 		assert.Equal(t, expectedParentUniqueID, dCtx.execContext.GetParentInfo().GetUniqueID())
 		assert.Equal(t, uint32(1), dCtx.execContext.GetParentInfo().CurrentAttempt())
@@ -276,7 +276,7 @@ func Test_dynamicNodeHandler_buildContextualDynamicWorkflow_withLaunchPlans(t *t
 		assert.NotNil(t, dCtx.subWorkflowClosure)
 		assert.NotNil(t, dCtx.execContext)
 		assert.NotNil(t, dCtx.execContext.GetParentInfo())
-		expectedParentUniqueID, err := encoding.FixedLengthUniqueIDForParts(20, "", "", "n1")
+		expectedParentUniqueID, err := encoding.FixedLengthUniqueIDForParts(20, []string{"", "", "n1"})
 		assert.Nil(t, err)
 		assert.Equal(t, expectedParentUniqueID, dCtx.execContext.GetParentInfo().GetUniqueID())
 		assert.Equal(t, uint32(1), dCtx.execContext.GetParentInfo().CurrentAttempt())
@@ -430,7 +430,7 @@ func Test_dynamicNodeHandler_buildContextualDynamicWorkflow_withLaunchPlans(t *t
 		assert.NotNil(t, dCtx.subWorkflow)
 		assert.NotNil(t, dCtx.execContext)
 		assert.NotNil(t, dCtx.execContext.GetParentInfo())
-		expectedParentUniqueID, err := encoding.FixedLengthUniqueIDForParts(20, "c1", "2", "n1")
+		expectedParentUniqueID, err := encoding.FixedLengthUniqueIDForParts(20, []string{"c1", "2", "n1"})
 		assert.Nil(t, err)
 		assert.Equal(t, expectedParentUniqueID, dCtx.execContext.GetParentInfo().GetUniqueID())
 		assert.Equal(t, uint32(1), dCtx.execContext.GetParentInfo().CurrentAttempt())
@@ -575,7 +575,7 @@ func Test_dynamicNodeHandler_buildContextualDynamicWorkflow_withLaunchPlans(t *t
 		assert.NotNil(t, dCtx.subWorkflow)
 		assert.NotNil(t, dCtx.execContext)
 		assert.NotNil(t, dCtx.execContext.GetParentInfo())
-		expectedParentUniqueID, err := encoding.FixedLengthUniqueIDForParts(20, "c1", "2", "n1")
+		expectedParentUniqueID, err := encoding.FixedLengthUniqueIDForParts(20, []string{"c1", "2", "n1"})
 		assert.Nil(t, err)
 		assert.Equal(t, expectedParentUniqueID, dCtx.execContext.GetParentInfo().GetUniqueID())
 		assert.Equal(t, uint32(1), dCtx.execContext.GetParentInfo().CurrentAttempt())

pkg/controller/nodes/dynamic/utils.go

@@ -28,7 +28,7 @@ func underlyingInterface(ctx context.Context, taskReader handler.TaskReader) (*c
 }
 
 func hierarchicalNodeID(parentNodeID, retryAttempt, nodeID string) (string, error) {
-	return encoding.FixedLengthUniqueIDForParts(20, parentNodeID, retryAttempt, nodeID)
+	return encoding.FixedLengthUniqueIDForParts(20, []string{parentNodeID, retryAttempt, nodeID})
 }
 
 func updateBindingNodeIDsWithLineage(parentNodeID, retryAttempt string, binding *core.BindingData) (err error) {