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lame attempt at restarting cancelled context

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This commit is contained in:
Antoni Sawicki 2020-04-26 00:23:31 -07:00
parent 0c728b08fe
commit 60ca1a0d50
1 changed files with 9 additions and 3 deletions
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12
wrp.go
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@ -318,11 +318,17 @@ func (w wrpReq) capture() {
} else {
chromedp.Run(ctx, emulation.SetDeviceMetricsOverride(int64(float64(w.width)/w.scale), int64(float64(w.height)/w.scale), w.scale, false))
}
// Capture screenshot...
err = chromedp.Run(ctx, chromedp.CaptureScreenshot(&pngcap))
if err != nil {
// TODO: process context cancelled here
log.Printf("%s Failed to capture screenshot: %s\n", w.req.RemoteAddr, err)
fmt.Fprintf(w.out, "<BR>Unable to capture screenshot:<BR>%s<BR>\n", err)
if err.Error() == "context canceled" {
log.Printf("%s Contex cancelled, try again", w.req.RemoteAddr)
fmt.Fprintf(w.out, "<BR>%s<BR> -- restarting, try again", err)
ctx, cancel = chromedp.NewContext(context.Background())
} else {
log.Printf("%s Failed to capture screenshot: %s\n", w.req.RemoteAddr, err)
fmt.Fprintf(w.out, "<BR>Unable to capture screenshot:<BR>%s<BR>\n", err)
}
return
}
seq := rand.Intn(9999)