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 RenderToPng(c *middleware.Context) {
queryReader := util.NewUrlQueryReader(c.Req.URL)
queryParams := fmt.Sprintf("?%s", c.Req.URL.RawQuery)
sessionId := c.Session.ID()
// Handle api calls authenticated without session
if sessionId == "" && c.ApiKeyId != 0 {
c.Session.Start(c)
c.Session.Set(middleware.SESS_KEY_APIKEY, c.ApiKeyId)
// release will make sure the new session is persisted before
// we spin up phantomjs
c.Session.Release()
// cleanup session after render is complete
defer func() { c.Session.Destory(c) }()
}
renderOpts := &renderer.RenderOpts{
Url: c.Params("*") + queryParams,
Width: queryReader.Get("width", "800"),
Height: queryReader.Get("height", "400"),
SessionId: c.Session.ID(),
}
renderOpts.Url = setting.ToAbsUrl(renderOpts.Url)
pngPath, err := renderer.RenderToPng(renderOpts)
if err != nil {
c.Handle(500, "Failed to render to png", err)
return
}
c.Resp.Header().Set("Content-Type", "image/png")
http.ServeFile(c.Resp, c.Req.Request, pngPath)
}