コード例 #1
0
ファイル: dashboard.go プロジェクト: himanhimao/grafana
func PostDashboard(c *middleware.Context, cmd m.SaveDashboardCommand) {
	cmd.OrgId = c.OrgId

	err := bus.Dispatch(&cmd)
	if err != nil {
		if err == m.ErrDashboardWithSameNameExists {
			c.JSON(412, util.DynMap{"status": "name-exists", "message": err.Error()})
			return
		}
		if err == m.ErrDashboardVersionMismatch {
			c.JSON(412, util.DynMap{"status": "version-mismatch", "message": err.Error()})
			return
		}
		if err == m.ErrDashboardNotFound {
			c.JSON(404, util.DynMap{"status": "not-found", "message": err.Error()})
			return
		}
		c.JsonApiErr(500, "Failed to save dashboard", err)
		return
	}

	metrics.M_Api_Dashboard_Post.Inc(1)

	c.JSON(200, util.DynMap{"status": "success", "slug": cmd.Result.Slug, "version": cmd.Result.Version})
}
コード例 #2
0
ファイル: dashboard.go プロジェクト: himanhimao/grafana
func SaveDashboard(cmd *m.SaveDashboardCommand) error {
	return inTransaction(func(sess *xorm.Session) error {
		dash := cmd.GetDashboardModel()

		// try get existing dashboard
		var existing, sameTitle m.Dashboard

		if dash.Id > 0 {
			dashWithIdExists, err := sess.Where("id=? AND org_id=?", dash.Id, dash.OrgId).Get(&existing)
			if err != nil {
				return err
			}
			if !dashWithIdExists {
				return m.ErrDashboardNotFound
			}

			// check for is someone else has written in between
			if dash.Version != existing.Version {
				if cmd.Overwrite {
					dash.Version = existing.Version
				} else {
					return m.ErrDashboardVersionMismatch
				}
			}
		}

		sameTitleExists, err := sess.Where("org_id=? AND slug=?", dash.OrgId, dash.Slug).Get(&sameTitle)
		if err != nil {
			return err
		}

		if sameTitleExists {
			// another dashboard with same name
			if dash.Id != sameTitle.Id {
				if cmd.Overwrite {
					dash.Id = sameTitle.Id
				} else {
					return m.ErrDashboardWithSameNameExists
				}
			}
		}

		affectedRows := int64(0)

		if dash.Id == 0 {
			metrics.M_Models_Dashboard_Insert.Inc(1)
			affectedRows, err = sess.Insert(dash)
		} else {
			dash.Version += 1
			dash.Data["version"] = dash.Version
			affectedRows, err = sess.Id(dash.Id).Update(dash)
		}

		if affectedRows == 0 {
			return m.ErrDashboardNotFound
		}

		// delete existing tabs
		_, err = sess.Exec("DELETE FROM dashboard_tag WHERE dashboard_id=?", dash.Id)
		if err != nil {
			return err
		}

		// insert new tags
		tags := dash.GetTags()
		if len(tags) > 0 {
			for _, tag := range tags {
				if _, err := sess.Insert(&DashboardTag{DashboardId: dash.Id, Term: tag}); err != nil {
					return err
				}
			}
		}

		cmd.Result = dash

		return err
	})
}