[v9.3.x] Snapshots: Build snapshot originalUrl on the backend (#60239)

Co-authored-by: kay delaney <kay@grafana.com>
Co-authored-by: Dominik Prokop <dominik.prokop@grafana.com>

pkg/api/dashboard_snapshot.go

@@ -84,6 +84,15 @@ func createExternalDashboardSnapshot(cmd dashboardsnapshots.CreateDashboardSnaps
 	return &createSnapshotResponse, nil
 }
 
+func createOriginalDashboardURL(appURL string, cmd *dashboardsnapshots.CreateDashboardSnapshotCommand) (string, error) {
+	dashUID := cmd.Dashboard.Get("uid").MustString("")
+	if ok := util.IsValidShortUID(dashUID); !ok {
+		return "", fmt.Errorf("invalid dashboard UID")
+	}
+
+	return fmt.Sprintf("/d/%v", dashUID), nil
+}
+
 // swagger:route POST /snapshots snapshots createDashboardSnapshot
 //
 // When creating a snapshot using the API, you have to provide the full dashboard payload including the snapshot data. This endpoint is designed for the Grafana UI.
@@ -104,10 +113,14 @@ func (hs *HTTPServer) CreateDashboardSnapshot(c *models.ReqContext) response.Res
 		cmd.Name = "Unnamed snapshot"
 	}
 
-	var url string
+	var snapshotUrl string
 	cmd.ExternalUrl = ""
 	cmd.OrgId = c.OrgID
 	cmd.UserId = c.UserID
+	originalDashboardURL, err := createOriginalDashboardURL(hs.Cfg.AppURL, &cmd)
+	if err != nil {
+		return response.Error(http.StatusInternalServerError, "Invalid app URL", err)
+	}
 
 	if cmd.External {
 		if !setting.ExternalEnabled {
@@ -121,7 +134,7 @@ func (hs *HTTPServer) CreateDashboardSnapshot(c *models.ReqContext) response.Res
 			return nil
 		}
 
-		url = response.Url
+		snapshotUrl = response.Url
 		cmd.Key = response.Key
 		cmd.DeleteKey = response.DeleteKey
 		cmd.ExternalUrl = response.Url
@@ -130,6 +143,8 @@ func (hs *HTTPServer) CreateDashboardSnapshot(c *models.ReqContext) response.Res
 
 		metrics.MApiDashboardSnapshotExternal.Inc()
 	} else {
+		cmd.Dashboard.SetPath([]string{"snapshot", "originalUrl"}, originalDashboardURL)
+
 		if cmd.Key == "" {
 			var err error
 			cmd.Key, err = util.GetRandomString(32)
@@ -148,7 +163,7 @@ func (hs *HTTPServer) CreateDashboardSnapshot(c *models.ReqContext) response.Res
 			}
 		}
 
-		url = setting.ToAbsUrl("dashboard/snapshot/" + cmd.Key)
+		snapshotUrl = setting.ToAbsUrl("dashboard/snapshot/" + cmd.Key)
 
 		metrics.MApiDashboardSnapshotCreate.Inc()
 	}
@@ -161,7 +176,7 @@ func (hs *HTTPServer) CreateDashboardSnapshot(c *models.ReqContext) response.Res
 	c.JSON(http.StatusOK, util.DynMap{
 		"key":       cmd.Key,
 		"deleteKey": cmd.DeleteKey,
-		"url":       url,
+		"url":       snapshotUrl,
 		"deleteUrl": setting.ToAbsUrl("api/snapshots-delete/" + cmd.DeleteKey),
 		"id":        cmd.Result.Id,
 	})