Golang Context.JsonApiErr方法代码示例

func GetDataSources(c *middleware.Context) {
	query := m.GetDataSourcesQuery{OrgId: c.OrgId}

	if err := bus.Dispatch(&query); err != nil {
		c.JsonApiErr(500, "Failed to query datasources", err)
		return
	}

	result := make([]*dtos.DataSource, len(query.Result))
	for i, ds := range query.Result {
		result[i] = &dtos.DataSource{
			Id:        ds.Id,
			OrgId:     ds.OrgId,
			Name:      ds.Name,
			Url:       ds.Url,
			Type:      ds.Type,
			Access:    ds.Access,
			Password:  ds.Password,
			Database:  ds.Database,
			User:      ds.User,
			BasicAuth: ds.BasicAuth,
			IsDefault: ds.IsDefault,
		}
	}

	c.JSON(200, result)
}

func Search(c *middleware.Context) {
	query := c.Query("query")
	tags := c.QueryStrings("tag")
	starred := c.Query("starred")
	limit := c.QueryInt("limit")

	if limit == 0 {
		limit = 1000
	}

	searchQuery := search.Query{
		Title:     query,
		Tags:      tags,
		UserId:    c.UserId,
		Limit:     limit,
		IsStarred: starred == "true",
		OrgId:     c.OrgId,
	}

	err := bus.Dispatch(&searchQuery)
	if err != nil {
		c.JsonApiErr(500, "Search failed", err)
		return
	}

	c.JSON(200, searchQuery.Result)
}

func GetDashboard(c *middleware.Context) {
	metrics.M_Api_Dashboard_Get.Inc(1)

	slug := strings.ToLower(c.Params(":slug"))

	query := m.GetDashboardQuery{Slug: slug, OrgId: c.OrgId}
	err := bus.Dispatch(&query)
	if err != nil {
		c.JsonApiErr(404, "Dashboard not found", nil)
		return
	}

	isStarred, err := isDasboardStarredByUser(c, query.Result.Id)
	if err != nil {
		c.JsonApiErr(500, "Error while checking if dashboard was starred by user", err)
		return
	}

	dash := query.Result
	dto := dtos.DashboardFullWithMeta{
		Dashboard: dash.Data,
		Meta: dtos.DashboardMeta{
			IsStarred: isStarred,
			Slug:      slug,
			Type:      m.DashTypeDB,
			CanStar:   c.IsSignedIn,
			CanSave:   c.OrgRole == m.ROLE_ADMIN || c.OrgRole == m.ROLE_EDITOR,
			CanEdit:   canEditDashboard(c.OrgRole),
			Created:   dash.Created,
			Updated:   dash.Updated,
		},
	}

	c.JSON(200, dto)
}

func GetDashboardSnapshot(c *middleware.Context) {

	key := c.Params(":key")
	query := &m.GetDashboardSnapshotQuery{Key: key}

	err := bus.Dispatch(query)
	if err != nil {
		c.JsonApiErr(500, "Failed to get dashboard snapshot", err)
		return
	}

	snapshot := query.Result

	// expired snapshots should also be removed from db
	if snapshot.Expires.Before(time.Now()) {
		c.JsonApiErr(404, "Dashboard snapshot not found", err)
		return
	}

	dto := dtos.DashboardFullWithMeta{
		Dashboard: snapshot.Dashboard,
		Meta: dtos.DashboardMeta{
			Type:       m.DashTypeSnapshot,
			IsSnapshot: true,
			Created:    snapshot.Created,
			Expires:    snapshot.Expires,
		},
	}

	metrics.M_Api_Dashboard_Snapshot_Get.Inc(1)

	c.Resp.Header().Set("Cache-Control", "public, max-age=3600")
	c.JSON(200, dto)
}

func CreateDashboardSnapshot(c *middleware.Context, cmd m.CreateDashboardSnapshotCommand) {
	if cmd.External {
		// external snapshot ref requires key and delete key
		if cmd.Key == "" || cmd.DeleteKey == "" {
			c.JsonApiErr(400, "Missing key and delete key for external snapshot", nil)
			return
		}

		cmd.OrgId = -1
		cmd.UserId = -1
		metrics.M_Api_Dashboard_Snapshot_External.Inc(1)
	} else {
		cmd.Key = util.GetRandomString(32)
		cmd.DeleteKey = util.GetRandomString(32)
		cmd.OrgId = c.OrgId
		cmd.UserId = c.UserId
		metrics.M_Api_Dashboard_Snapshot_Create.Inc(1)
	}

	if err := bus.Dispatch(&cmd); err != nil {
		c.JsonApiErr(500, "Failed to create snaphost", err)
		return
	}

	c.JSON(200, util.DynMap{
		"key":       cmd.Key,
		"deleteKey": cmd.DeleteKey,
		"url":       setting.ToAbsUrl("dashboard/snapshot/" + cmd.Key),
		"deleteUrl": setting.ToAbsUrl("api/snapshots-delete/" + cmd.DeleteKey),
	})
}

func LoginApiPing(c *middleware.Context) {
	if !tryLoginUsingRememberCookie(c) {
		c.JsonApiErr(401, "Unauthorized", nil)
		return
	}

	c.JsonOK("Logged in")
}

func GetFrontendSettings(c *middleware.Context) {
	settings, err := getFrontendSettingsMap(c)
	if err != nil {
		c.JsonApiErr(400, "Failed to get frontend settings", err)
		return
	}

	c.JSON(200, settings)
}

func GetDashboardTags(c *middleware.Context) {
	query := m.GetDashboardTagsQuery{OrgId: c.OrgId}
	err := bus.Dispatch(&query)
	if err != nil {
		c.JsonApiErr(500, "Failed to get tags from database", err)
		return
	}

	c.JSON(200, query.Result)
}

func AddDataSource(c *middleware.Context, cmd m.AddDataSourceCommand) {
	cmd.OrgId = c.OrgId

	if err := bus.Dispatch(&cmd); err != nil {
		c.JsonApiErr(500, "Failed to add datasource", err)
		return
	}

	c.JSON(200, util.DynMap{"message": "Datasource added", "id": cmd.Result.Id})
}

func DeleteDashboardSnapshot(c *middleware.Context) {
	key := c.Params(":key")
	cmd := &m.DeleteDashboardSnapshotCommand{DeleteKey: key}

	if err := bus.Dispatch(cmd); err != nil {
		c.JsonApiErr(500, "Failed to delete dashboard snapshot", err)
		return
	}

	c.JSON(200, util.DynMap{"message": "Snapshot deleted. It might take an hour before it's cleared from a CDN cache."})
}

func UpdateDataSource(c *middleware.Context, cmd m.UpdateDataSourceCommand) {
	cmd.OrgId = c.OrgId
	cmd.Id = c.ParamsInt64(":id")

	err := bus.Dispatch(&cmd)
	if err != nil {
		c.JsonApiErr(500, "Failed to update datasource", err)
		return
	}

	c.JsonOK("Datasource updated")
}

func AdminDeleteUser(c *middleware.Context) {
	userId := c.ParamsInt64(":id")

	cmd := m.DeleteUserCommand{UserId: userId}

	if err := bus.Dispatch(&cmd); err != nil {
		c.JsonApiErr(500, "Failed to delete user", err)
		return
	}

	c.JsonOK("User deleted")
}

func HandleRequest(c *middleware.Context, ds *m.DataSource) {
	var req cwRequest
	req.Body, _ = ioutil.ReadAll(c.Req.Request.Body)
	req.DataSource = ds
	json.Unmarshal(req.Body, &req)

	if handler, found := actionHandlers[req.Action]; !found {
		c.JsonApiErr(500, "Unexpected AWS Action", errors.New(req.Action))
		return
	} else {
		handler(&req, c)
	}
}

func NotFoundHandler(c *middleware.Context) {
	if c.IsApiRequest() {
		c.JsonApiErr(404, "Not found", nil)
		return
	}

	if err := setIndexViewData(c); err != nil {
		c.Handle(500, "Failed to get settings", err)
		return
	}

	c.HTML(404, "index")
}

func AdminUpdateUserPermissions(c *middleware.Context, form dtos.AdminUpdateUserPermissionsForm) {
	userId := c.ParamsInt64(":id")

	cmd := m.UpdateUserPermissionsCommand{
		UserId:         userId,
		IsGrafanaAdmin: form.IsGrafanaAdmin,
	}

	if err := bus.Dispatch(&cmd); err != nil {
		c.JsonApiErr(500, "Failed to update user permissions", err)
		return
	}

	c.JsonOK("User permissions updated")
}