[v8.5.x] Snapshots: Build snapshot originalUrl on the backend (#60232) (#60245)

Co-authored-by: kay delaney <kay@grafana.com>
Co-authored-by: Alexandra Vargas <alexa1866@gmail.com>

pkg/api/dashboard_snapshot.go

@@ -75,7 +75,26 @@ func createExternalDashboardSnapshot(cmd models.CreateDashboardSnapshotCommand)
 	return &createSnapshotResponse, nil
 }
 
-// POST /api/snapshots
+func createOriginalDashboardURL(appURL string, cmd *models.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.
+//
+// Snapshot public mode should be enabled or authentication is required.
+//
+// Responses:
+// 200: createDashboardSnapshotResponse
+// 401: unauthorisedError
+// 403: forbiddenError
+// 500: internalServerError
 func (hs *HTTPServer) CreateDashboardSnapshot(c *models.ReqContext) response.Response {
 	cmd := models.CreateDashboardSnapshotCommand{}
 	if err := web.Bind(c.Req, &cmd); err != nil {
@@ -85,10 +104,14 @@ 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 {
@@ -102,7 +125,7 @@ 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
@@ -111,6 +134,8 @@ 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)
@@ -129,7 +154,7 @@ 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()
 	}
@@ -142,7 +167,7 @@ func (hs *HTTPServer) CreateDashboardSnapshot(c *models.ReqContext) response.Res
 	c.JSON(200, util.DynMap{
 		"key":       cmd.Key,
 		"deleteKey": cmd.DeleteKey,
-		"url":       url,
+		"url":       snapshotUrl,
 		"deleteUrl": setting.ToAbsUrl("api/snapshots-delete/" + cmd.DeleteKey),
 		"id":        cmd.Result.Id,
 	})