Cache workflow for Reshard as well since same workflow name is used i…

…n e2e tests for reshard and movetables

Signed-off-by: Rohit Nayak <rohit@planetscale.com>

go/vt/wrangler/resharder.go

@@ -23,6 +23,8 @@ import (
 	"sync"
 	"time"
 
+	"vitess.io/vitess/go/vt/proto/topodata"
+
 	"google.golang.org/protobuf/encoding/prototext"
 
 	"vitess.io/vitess/go/vt/log"
@@ -95,6 +97,17 @@ func (wr *Wrangler) Reshard(ctx context.Context, keyspace, workflow string, sour
 		return vterrors.Wrap(err, "createStreams")
 	}
 
+	wm := &topodata.WorkflowMetadata{
+		Name:         workflow,
+		Type:         "Reshard",
+		TargetShards: targets,
+		SourceShards: sources,
+	}
+	log.Infof("Going to save workflow metadata for workflow %s: %+v", workflow, wm)
+	if err := wr.ts.SaveWorkflowMetadata(ctx, keyspace, wm); err != nil {
+		return err
+	}
+
 	if autoStart {
 		if err := rs.startStreams(ctx); err != nil {
 			return vterrors.Wrap(err, "startStreams")