Adds ability to parse parent/child wfRunId from a string in lhctl.

lhctl/cmd/wf_run.go

@@ -19,9 +19,7 @@ var getWfRunCmd = &cobra.Command{
 
 		common.PrintResp(getGlobalClient(cmd).GetWfRun(
 			requestContext(),
-			&model.WfRunId{
-				Id: args[0],
-			},
+			common.StrToWfRunId(args[0]),
 		))
 	},
 }

sdk-go/common/util.go

@@ -5,6 +5,7 @@ import (
 	"log"
 	"reflect"
 	"strconv"
+	"strings"
 
 	"github.com/littlehorse-enterprises/littlehorse/sdk-go/common/model"
 	"google.golang.org/protobuf/encoding/protojson"
@@ -28,6 +29,26 @@ func GetInputVarDefs(w *model.WfSpec) map[string]*model.VariableDef {
 	return out
 }
 
+func StrToWfRunId(id string) *model.WfRunId {
+	parts := strings.Split(id, "_")
+	return buildWfRunId(parts)
+}
+
+func buildWfRunId(parts []string) *model.WfRunId {
+	if len(parts) == 0 {
+		return nil
+	}
+
+	currentID := parts[len(parts)-1]
+	parentParts := parts[:len(parts)-1]
+	parent := buildWfRunId(parentParts)
+
+	return &model.WfRunId{
+		Id:            currentID,
+		ParentWfRunId: parent,
+	}
+}
+
 func GetWfRunIdFromTaskSource(source *model.TaskRunSource) *model.WfRunId {
 	switch s := source.TaskRunSource.(type) {
 	case *model.TaskRunSource_UserTaskTrigger: