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move.go
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move.go
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package workflow
import (
"github.com/go-logr/logr"
temporalsdk_workflow "go.temporal.io/sdk/workflow"
"github.com/artefactual-sdps/enduro/internal/enums"
"github.com/artefactual-sdps/enduro/internal/package_"
"github.com/artefactual-sdps/enduro/internal/workflow/activities"
)
type MoveWorkflow struct {
logger logr.Logger
pkgsvc package_.Service
}
func NewMoveWorkflow(logger logr.Logger, pkgsvc package_.Service) *MoveWorkflow {
return &MoveWorkflow{
logger: logger,
pkgsvc: pkgsvc,
}
}
func (w *MoveWorkflow) Execute(ctx temporalsdk_workflow.Context, req *package_.MoveWorkflowRequest) error {
// Save starting time for preservation action.
startedAt := temporalsdk_workflow.Now(ctx).UTC()
// Assume the preservation action will be successful.
status := enums.PreservationActionStatusDone
// Set package to in progress status.
{
ctx := withLocalActivityOpts(ctx)
err := temporalsdk_workflow.ExecuteLocalActivity(ctx, setStatusLocalActivity, w.pkgsvc, req.ID, enums.PackageStatusInProgress).
Get(ctx, nil)
if err != nil {
return err
}
}
// Move package to permanent storage
{
activityOpts := withActivityOptsForRequest(ctx)
err := temporalsdk_workflow.ExecuteActivity(activityOpts, activities.MoveToPermanentStorageActivityName, &activities.MoveToPermanentStorageActivityParams{
AIPID: req.AIPID,
LocationID: req.LocationID,
}).
Get(activityOpts, nil)
if err != nil {
status = enums.PreservationActionStatusError
}
}
// Poll package move to permanent storage
{
if status != enums.PreservationActionStatusError {
activityOpts := withActivityOptsForLongLivedRequest(ctx)
err := temporalsdk_workflow.ExecuteActivity(activityOpts, activities.PollMoveToPermanentStorageActivityName, &activities.PollMoveToPermanentStorageActivityParams{
AIPID: req.AIPID,
}).
Get(activityOpts, nil)
if err != nil {
status = enums.PreservationActionStatusError
}
}
}
// TODO: add compensation to these next activities?
// Set package to done status.
{
ctx := withLocalActivityOpts(ctx)
err := temporalsdk_workflow.ExecuteLocalActivity(ctx, setStatusLocalActivity, w.pkgsvc, req.ID, enums.PackageStatusDone).
Get(ctx, nil)
if err != nil {
return err
}
}
// Set package location.
{
if status != enums.PreservationActionStatusError {
ctx := withLocalActivityOpts(ctx)
err := temporalsdk_workflow.ExecuteLocalActivity(ctx, setLocationIDLocalActivity, w.pkgsvc, req.ID, req.LocationID).
Get(ctx, nil)
if err != nil {
return err
}
}
}
// Create preservation action.
{
ctx := withLocalActivityOpts(ctx)
completedAt := temporalsdk_workflow.Now(ctx).UTC()
err := temporalsdk_workflow.ExecuteLocalActivity(ctx, saveLocationMovePreservationActionLocalActivity, w.pkgsvc, &saveLocationMovePreservationActionLocalActivityParams{
PackageID: req.ID,
LocationID: req.LocationID,
WorkflowID: temporalsdk_workflow.GetInfo(ctx).WorkflowExecution.ID,
Type: enums.PreservationActionTypeMovePackage,
Status: status,
StartedAt: startedAt,
CompletedAt: completedAt,
}).
Get(ctx, nil)
if err != nil {
return err
}
}
return nil
}