Moving from flyteplugins - updated maptask log links to use original index

flyteplugins/go/tasks/plugins/array/awsbatch/executor.go

@@ -111,7 +111,7 @@ func (e Executor) Handle(ctx context.Context, tCtx core.TaskExecutionContext) (c
 	if p == arrayCore.PhaseStart && nextPhase != arrayCore.PhaseStart {
 		// if transitioning from PhaseStart to another phase then cache lookups have completed
 		externalResources, err = arrayCore.InitializeExternalResources(ctx, tCtx, pluginState.State,
-			func(tCtx core.TaskExecutionContext, childIndex int) string {
+			func(tCtx core.TaskExecutionContext, executionIndex, originalIndex int) string {
 				// subTaskIDs for the the aws_batch are generated based on the job ID, therefore
 				// to initialize we default to an empty string which will be updated later.
 				return ""

flyteplugins/go/tasks/plugins/array/core/metadata.go

@@ -13,7 +13,7 @@ import (
 // initial state of the subtask. This involves labeling all cached subtasks as successful with a
 // cache hit and initializing others to undefined state.
 func InitializeExternalResources(ctx context.Context, tCtx core.TaskExecutionContext, state *State,
-	generateSubTaskID func(core.TaskExecutionContext, int) string) ([]*core.ExternalResource, error) {
+	generateSubTaskID func(core.TaskExecutionContext, int, int) string) ([]*core.ExternalResource, error) {
 	externalResources := make([]*core.ExternalResource, state.GetOriginalArraySize())
 
 	taskTemplate, err := tCtx.TaskReader().Read(ctx)
@@ -51,7 +51,7 @@ func InitializeExternalResources(ctx context.Context, tCtx core.TaskExecutionCon
 			cachedSubTaskCount++
 		}
 
-		subTaskID := generateSubTaskID(tCtx, childIndex)
+		subTaskID := generateSubTaskID(tCtx, childIndex, i)
 		externalResources[i] = &core.ExternalResource{
 			ExternalID:   subTaskID,
 			CacheStatus:  cacheStatus,

flyteplugins/go/tasks/plugins/array/core/metadata_test.go

@@ -48,7 +48,7 @@ func TestInitializeExternalResources(t *testing.T) {
 	}
 
 	externalResources, err := InitializeExternalResources(ctx, tCtx, &state,
-		func(_ core.TaskExecutionContext, i int) string {
+		func(_ core.TaskExecutionContext, i, j int) string {
 			return ""
 		},
 	)

flyteplugins/go/tasks/plugins/array/k8s/executor.go

@@ -94,8 +94,8 @@ func (e Executor) Handle(ctx context.Context, tCtx core.TaskExecutionContext) (c
 			// job configuration has then been validated and all of the metadata necessary to report subtask
 			// status (ie. cache hit / etc) is available.
 			externalResources, err = arrayCore.InitializeExternalResources(ctx, tCtx, nextState,
-				func(tCtx core.TaskExecutionContext, childIndex int) string {
-					subTaskExecutionID := NewSubTaskExecutionID(tCtx.TaskExecutionMetadata().GetTaskExecutionID(), childIndex, 0)
+				func(tCtx core.TaskExecutionContext, executionIndex, originalIndex int) string {
+					subTaskExecutionID := NewSubTaskExecutionID(tCtx.TaskExecutionMetadata().GetTaskExecutionID(), executionIndex, originalIndex, 0)
 					return subTaskExecutionID.GetGeneratedName()
 				},
 			)

flyteplugins/go/tasks/plugins/array/k8s/subtask_exec_context.go

@@ -73,7 +73,7 @@
 func NewSubTaskExecutionContext(ctx context.Context, tCtx pluginsCore.TaskExecutionContext, taskTemplate *core.TaskTemplate,
 	executionIndex, originalIndex int, retryAttempt uint64, systemFailures uint64) (SubTaskExecutionContext, error) {
 
-	subTaskExecutionMetadata, err := NewSubTaskExecutionMetadata(tCtx.TaskExecutionMetadata(), taskTemplate, executionIndex, retryAttempt, systemFailures)
+	subTaskExecutionMetadata, err := NewSubTaskExecutionMetadata(tCtx.TaskExecutionMetadata(), taskTemplate, executionIndex, originalIndex, retryAttempt, systemFailures)
 	if err != nil {
 		return SubTaskExecutionContext{}, err
 	}
@@ -146,6 +146,7 @@
 type SubTaskExecutionID struct {
 	pluginsCore.TaskExecutionID
 	executionIndex      int
+	originalIndex       int
 	parentName          string
 	subtaskRetryAttempt uint64
 	taskRetryAttempt    uint32
@@ -170,11 +171,15 @@
 	// Append the retry attempt and executionIndex so that log names coincide with pod names per
 	// https://github.com/flyteorg/flyteplugins/pull/186#discussion_r666569825. To maintain
 	// backwards compatibility we append the subtaskRetryAttempt if it is not 0.
+
+	// To ensure UI indicies match, we append the originalIndex rather than the executionIndex.
+	// This does mean that Pod names and log links may differ when the original and execution
+	// indicies differ (ex. cache hits).
 	if s.subtaskRetryAttempt == 0 {
-		return fmt.Sprintf(" #%d-%d", s.taskRetryAttempt, s.executionIndex)
+		return fmt.Sprintf(" #%d-%d", s.taskRetryAttempt, s.originalIndex)
 	}
 
-	return fmt.Sprintf(" #%d-%d-%d", s.taskRetryAttempt, s.executionIndex, s.subtaskRetryAttempt)
+	return fmt.Sprintf(" #%d-%d-%d", s.taskRetryAttempt, s.originalIndex, s.subtaskRetryAttempt)
 }
 
 var logTemplateRegexes = struct {
@@ -210,10 +215,11 @@
 }
 
 // NewSubtaskExecutionID constructs a SubTaskExecutionID using the provided parameters
-func NewSubTaskExecutionID(taskExecutionID pluginsCore.TaskExecutionID, executionIndex int, retryAttempt uint64) SubTaskExecutionID {
+func NewSubTaskExecutionID(taskExecutionID pluginsCore.TaskExecutionID, executionIndex, originalIndex int, retryAttempt uint64) SubTaskExecutionID {
 	return SubTaskExecutionID{
 		taskExecutionID,
 		executionIndex,
+		originalIndex,
 		taskExecutionID.GetGeneratedName(),
 		retryAttempt,
 		taskExecutionID.GetID().RetryAttempt,
@@ -251,7 +257,7 @@
 
 // NewSubtaskExecutionMetadata constructs a SubTaskExecutionMetadata using the provided parameters
 func NewSubTaskExecutionMetadata(taskExecutionMetadata pluginsCore.TaskExecutionMetadata, taskTemplate *core.TaskTemplate,
-	executionIndex int, retryAttempt uint64, systemFailures uint64) (SubTaskExecutionMetadata, error) {
+	executionIndex, originalIndex int, retryAttempt uint64, systemFailures uint64) (SubTaskExecutionMetadata, error) {
 
 	var err error
 	secretsMap := make(map[string]string)
@@ -267,7 +273,7 @@
 		}
 	}
 
-	subTaskExecutionID := NewSubTaskExecutionID(taskExecutionMetadata.GetTaskExecutionID(), executionIndex, retryAttempt)
+	subTaskExecutionID := NewSubTaskExecutionID(taskExecutionMetadata.GetTaskExecutionID(), executionIndex, originalIndex, retryAttempt)
 	interruptible := taskExecutionMetadata.IsInterruptible() && int32(systemFailures) < taskExecutionMetadata.GetInterruptibleFailureThreshold()
 	return SubTaskExecutionMetadata{
 		taskExecutionMetadata,