Method provision

enterprise/coderd/prebuilds/reconcile.go:1081–1170

(
	ctx context.Context,
	db database.Store,
	prebuildID uuid.UUID,
	template database.Template,
	presetID uuid.UUID,
	transition database.WorkspaceTransition,
	workspace database.Workspace,
	mode DeprovisionMode,
)

}

func (c *StoreReconciler) provision(
	ctx context.Context,
	db database.Store,
	prebuildID uuid.UUID,
	template database.Template,
	presetID uuid.UUID,
	transition database.WorkspaceTransition,
	workspace database.Workspace,
	mode DeprovisionMode,
) (*database.ProvisionerJob, error) {
	ctx, span := c.tracer.Start(ctx, "prebuilds.provision", trace.WithAttributes(
		attribute.String("prebuild_id", prebuildID.String()),
		attribute.String("template_id", template.ID.String()),
		attribute.String("preset_id", presetID.String()),
		attribute.String("transition", string(transition)),
		attribute.String("workspace_id", workspace.ID.String()),
		attribute.String("mode", mode.String()),
	))
	defer span.End()

	tvp, err := db.GetPresetParametersByTemplateVersionID(ctx, template.ActiveVersionID)
	if err != nil {
		return nil, xerrors.Errorf("fetch preset details: %w", err)
	}

	var params []codersdk.WorkspaceBuildParameter
	for _, param := range tvp {
		// TODO: don't fetch in the first place.
		if param.TemplateVersionPresetID != presetID {
			continue
		}

		params = append(params, codersdk.WorkspaceBuildParameter{
			Name:  param.Name,
			Value: param.Value,
		})
	}

	builder := wsbuilder.New(workspace, transition, *c.buildUsageChecker.Load()).
		Reason(database.BuildReasonInitiator).
		Initiator(database.PrebuildsSystemUserID).
		MarkPrebuild().
		BuildMetrics(c.workspaceBuilderMetrics)

	if transition != database.WorkspaceTransitionDelete {
		// We don't specify the version for a delete transition,
		// because the prebuilt workspace may have been created using an older template version.
		// If the version isn't explicitly set, the builder will automatically use the version
		// from the last workspace build — which is the desired behavior.
		builder = builder.VersionID(template.ActiveVersionID)

		// We only inject the required params when the prebuild is being created.
		// This mirrors the behavior of regular workspace deletion (see cli/delete.go).
		builder = builder.TemplateVersionPresetID(presetID)
		builder = builder.RichParameterValues(params)
	}

	// Use orphan mode for deletes when no Terraform resources exist