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transformer.go
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transformer.go
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package task
import (
"github.com/flyteorg/flyteidl/gen/pb-go/flyteidl/core"
"github.com/flyteorg/flyteidl/gen/pb-go/flyteidl/event"
pluginCore "github.com/flyteorg/flyteplugins/go/tasks/pluginmachinery/core"
"github.com/flyteorg/flyteplugins/go/tasks/pluginmachinery/io"
"github.com/flyteorg/flytepropeller/pkg/apis/flyteworkflow/v1alpha1"
"github.com/flyteorg/flytepropeller/pkg/controller/executors"
"github.com/flyteorg/flytepropeller/pkg/controller/nodes/common"
"github.com/golang/protobuf/ptypes"
"github.com/flyteorg/flytepropeller/pkg/controller/nodes/handler"
)
func ToTransitionType(ttype pluginCore.TransitionType) handler.TransitionType {
if ttype == pluginCore.TransitionTypeBarrier {
return handler.TransitionTypeBarrier
}
return handler.TransitionTypeEphemeral
}
func ToTaskEventPhase(p pluginCore.Phase) core.TaskExecution_Phase {
switch p {
case pluginCore.PhaseQueued:
return core.TaskExecution_QUEUED
case pluginCore.PhaseInitializing:
return core.TaskExecution_INITIALIZING
case pluginCore.PhaseWaitingForResources:
return core.TaskExecution_WAITING_FOR_RESOURCES
case pluginCore.PhaseRunning:
return core.TaskExecution_RUNNING
case pluginCore.PhaseSuccess:
return core.TaskExecution_SUCCEEDED
case pluginCore.PhasePermanentFailure:
return core.TaskExecution_FAILED
case pluginCore.PhaseRetryableFailure:
return core.TaskExecution_FAILED
case pluginCore.PhaseNotReady:
fallthrough
case pluginCore.PhaseUndefined:
fallthrough
default:
return core.TaskExecution_UNDEFINED
}
}
func trimErrorMessage(original string, maxLength int) string {
if len(original) <= maxLength {
return original
}
return original[0:maxLength/2] + original[len(original)-maxLength/2:]
}
func getParentNodeExecIDForTask(taskExecID *core.TaskExecutionIdentifier, execContext executors.ExecutionContext) (*core.NodeExecutionIdentifier, error) {
nodeExecutionID := &core.NodeExecutionIdentifier{
ExecutionId: taskExecID.NodeExecutionId.ExecutionId,
}
if execContext.GetEventVersion() != v1alpha1.EventVersion0 {
currentNodeUniqueID, err := common.GenerateUniqueID(execContext.GetParentInfo(), taskExecID.NodeExecutionId.NodeId)
if err != nil {
return nil, err
}
nodeExecutionID.NodeId = currentNodeUniqueID
} else {
nodeExecutionID.NodeId = taskExecID.NodeExecutionId.NodeId
}
return nodeExecutionID, nil
}
type ToTaskExecutionEventInputs struct {
TaskExecContext pluginCore.TaskExecutionContext
InputReader io.InputFilePaths
OutputWriter io.OutputFilePaths
Info pluginCore.PhaseInfo
NodeExecutionMetadata handler.NodeExecutionMetadata
ExecContext executors.ExecutionContext
TaskType string
PluginID string
ResourcePoolInfo []*event.ResourcePoolInfo
}
func ToTaskExecutionEvent(input ToTaskExecutionEventInputs) (*event.TaskExecutionEvent, error) {
// Transitions to a new phase
tm := ptypes.TimestampNow()
var err error
if i := input.Info.Info(); i != nil && i.OccurredAt != nil {
tm, err = ptypes.TimestampProto(*i.OccurredAt)
if err != nil {
return nil, err
}
}
taskExecID := input.TaskExecContext.TaskExecutionMetadata().GetTaskExecutionID().GetID()
nodeExecutionID, err := getParentNodeExecIDForTask(&taskExecID, input.ExecContext)
if err != nil {
return nil, err
}
metadata := input.Info.Info().Metadata
if metadata == nil {
metadata = &event.TaskExecutionMetadata{}
}
metadata.PluginIdentifier = input.PluginID
metadata.GeneratedName = input.TaskExecContext.TaskExecutionMetadata().GetTaskExecutionID().GetGeneratedName()
metadata.ResourcePoolInfo = input.ResourcePoolInfo
tev := &event.TaskExecutionEvent{
TaskId: taskExecID.TaskId,
ParentNodeExecutionId: nodeExecutionID,
RetryAttempt: taskExecID.RetryAttempt,
Phase: ToTaskEventPhase(input.Info.Phase()),
PhaseVersion: input.Info.Version(),
ProducerId: "propeller",
OccurredAt: tm,
InputUri: input.InputReader.GetInputPath().String(),
TaskType: input.TaskType,
Reason: input.Info.Reason(),
Metadata: metadata,
}
if input.Info.Phase().IsSuccess() && input.OutputWriter != nil {
if input.OutputWriter.GetOutputPath() != "" {
tev.OutputResult = &event.TaskExecutionEvent_OutputUri{OutputUri: input.OutputWriter.GetOutputPath().String()}
}
}
if input.Info.Phase().IsFailure() && input.Info.Err() != nil {
tev.OutputResult = &event.TaskExecutionEvent_Error{
Error: input.Info.Err(),
}
}
if input.Info.Info() != nil {
tev.Logs = input.Info.Info().Logs
tev.CustomInfo = input.Info.Info().CustomInfo
}
if input.NodeExecutionMetadata.IsInterruptible() {
tev.Metadata.InstanceClass = event.TaskExecutionMetadata_INTERRUPTIBLE
} else {
tev.Metadata.InstanceClass = event.TaskExecutionMetadata_DEFAULT
}
return tev, nil
}
func GetTaskExecutionIdentifier(nCtx handler.NodeExecutionContext) *core.TaskExecutionIdentifier {
return &core.TaskExecutionIdentifier{
TaskId: nCtx.TaskReader().GetTaskID(),
RetryAttempt: nCtx.CurrentAttempt(),
NodeExecutionId: nCtx.NodeExecutionMetadata().GetNodeExecutionID(),
}
}