VTAdmin(web): Initiate MoveTables workflow create screen

go/vt/vtadmin/api.go

@@ -423,6 +423,7 @@ func (api *API) Handler() http.Handler {
 	router.HandleFunc("/workflow/{cluster_id}/{keyspace}/{name}/status", httpAPI.Adapt(vtadminhttp.GetWorkflowStatus)).Name("API.GetWorkflowStatus")
 	router.HandleFunc("/workflow/{cluster_id}/{keyspace}/{name}/start", httpAPI.Adapt(vtadminhttp.StartWorkflow)).Name("API.StartWorkflow")
 	router.HandleFunc("/workflow/{cluster_id}/{keyspace}/{name}/stop", httpAPI.Adapt(vtadminhttp.StopWorkflow)).Name("API.StopWorkflow")
+	router.HandleFunc("/workflow/{cluster_id}/movetables", httpAPI.Adapt(vtadminhttp.MoveTablesCreate)).Name("API.MoveTablesCreate").Methods("POST")
 
 	experimentalRouter := router.PathPrefix("/experimental").Subrouter()
 	experimentalRouter.HandleFunc("/tablet/{tablet}/debug/vars", httpAPI.Adapt(experimental.TabletDebugVarsPassthrough)).Name("API.TabletDebugVarsPassthrough")
@@ -1823,6 +1824,25 @@ func (api *API) LaunchSchemaMigration(ctx context.Context, req *vtadminpb.Launch
 	return c.LaunchSchemaMigration(ctx, req.Request)
 }
 
+// MoveTablesCreate is part of the vtadminpb.VTAdminServer interface.
+func (api *API) MoveTablesCreate(ctx context.Context, req *vtadminpb.MoveTablesCreateRequest) (*vtctldatapb.WorkflowStatusResponse, error) {
+	span, ctx := trace.NewSpan(ctx, "API.MoveTablesCreate")
+	defer span.Finish()
+
+	span.Annotate("cluster_id", req.ClusterId)
+
+	if !api.authz.IsAuthorized(ctx, req.ClusterId, rbac.WorkflowResource, rbac.CreateAction) {
+		return nil, fmt.Errorf("%w: cannot create workflow in %s", errors.ErrUnauthorized, req.ClusterId)
+	}
+
+	c, err := api.getClusterForRequest(req.ClusterId)
+	if err != nil {
+		return nil, err
+	}
+
+	return c.Vtctld.MoveTablesCreate(ctx, req.Request)
+}
+
 // PingTablet is part of the vtadminpb.VTAdminServer interface.
 func (api *API) PingTablet(ctx context.Context, req *vtadminpb.PingTabletRequest) (*vtadminpb.PingTabletResponse, error) {
 	span, ctx := trace.NewSpan(ctx, "API.PingTablet")

go/vt/vtadmin/http/workflows.go

@@ -18,8 +18,12 @@ package http
 
 import (
 	"context"
+	"encoding/json"
+
+	"vitess.io/vitess/go/vt/vtadmin/errors"
 
 	vtadminpb "vitess.io/vitess/go/vt/proto/vtadmin"
+	vtctldatapb "vitess.io/vitess/go/vt/proto/vtctldata"
 )
 
 // GetWorkflow implements the http wrapper for the VTAdminServer.GetWorkflow
@@ -117,3 +121,27 @@ func StopWorkflow(ctx context.Context, r Request, api *API) *JSONResponse {
 
 	return NewJSONResponse(res, err)
 }
+
+// MoveTablesCreate implements the http wrapper for the VTAdminServer.MoveTablesCreate
+// method.
+//
+// Its route is /workflow/{cluster_id}/movetables
+func MoveTablesCreate(ctx context.Context, r Request, api *API) *JSONResponse {
+	vars := r.Vars()
+	decoder := json.NewDecoder(r.Body)
+	defer r.Body.Close()
+
+	var req vtctldatapb.MoveTablesCreateRequest
+	if err := decoder.Decode(&req); err != nil {
+		return NewJSONResponse(nil, &errors.BadRequest{
+			Err: err,
+		})
+	}
+
+	res, err := api.server.MoveTablesCreate(ctx, &vtadminpb.MoveTablesCreateRequest{
+		ClusterId: vars["cluster_id"],
+		Request:   &req,
+	})
+
+	return NewJSONResponse(res, err)
+}