func (n *RootNotifier) uploadImage(context *EvalContext) (err error) {
uploader, err := imguploader.NewImageUploader()
if err != nil {
return err
}
renderOpts := &renderer.RenderOpts{
Width: "800",
Height: "400",
Timeout: "30",
OrgId: context.Rule.OrgId,
}
if slug, err := context.GetDashboardSlug(); err != nil {
return err
} else {
renderOpts.Path = fmt.Sprintf("dashboard-solo/db/%s?&panelId=%d", slug, context.Rule.PanelId)
}
if imagePath, err := renderer.RenderToPng(renderOpts); err != nil {
return err
} else {
context.ImageOnDiskPath = imagePath
}
context.ImagePublicUrl, err = uploader.Upload(context.ImageOnDiskPath)
if err != nil {
return err
}
n.log.Info("uploaded", "url", context.ImagePublicUrl)
return nil
}
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)
}
func (n *RootNotifier) uploadImage(context *EvalContext) error {
uploader, _ := imguploader.NewImageUploader()
imageUrl, err := context.GetImageUrl()
if err != nil {
return err
}
renderOpts := &renderer.RenderOpts{
Url: imageUrl,
Width: "800",
Height: "400",
SessionId: "cef0256d482b4293",
Timeout: "30",
}
if imagePath, err := renderer.RenderToPng(renderOpts); err != nil {
return err
} else {
context.ImageOnDiskPath = imagePath
}
context.ImagePublicUrl, err = uploader.Upload(context.ImageOnDiskPath)
if err != nil {
return err
}
n.log.Info("uploaded", "url", context.ImagePublicUrl)
return nil
}
func RenderToPng(c *middleware.Context) {
queryReader := util.NewUrlQueryReader(c.Req.URL)
queryParams := fmt.Sprintf("?%s", c.Req.URL.RawQuery)
renderOpts := &renderer.RenderOpts{
Path: c.Params("*") + queryParams,
Width: queryReader.Get("width", "800"),
Height: queryReader.Get("height", "400"),
OrgId: c.OrgId,
Timeout: queryReader.Get("timeout", "30"),
}
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)
}
