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TUN-2880: Return metadata about source of the response from cloudflared

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This commit is contained in:
Areg Harutyunyan
2020-04-09 21:59:15 +01:00
parent a37da2b165
commit 322f909edb
4 changed files with 36 additions and 6 deletions
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9
origin/tunnel.go
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@@ -688,7 +688,9 @@ func (h *TunnelHandler) serveHTTP(stream *h2mux.MuxedStream, req *http.Request)
}
defer response.Body.Close()
err = stream.WriteHeaders(h2mux.H1ResponseToH2ResponseHeaders(response))
headers := h2mux.H1ResponseToH2ResponseHeaders(response)
headers = append(headers, h2mux.CreateResponseMetaHeader(h2mux.ResponseSourceOrigin))
err = stream.WriteHeaders(headers)
if err != nil {
return nil, errors.Wrap(err, "Error writing response header")
}
@@ -725,7 +727,10 @@ func (h *TunnelHandler) isEventStream(response *http.Response) bool {
func (h *TunnelHandler) logError(stream *h2mux.MuxedStream, err error) {
h.logger.WithError(err).Error("HTTP request error")
stream.WriteHeaders([]h2mux.Header{{Name: ":status", Value: "502"}})
stream.WriteHeaders([]h2mux.Header{
{Name: ":status", Value: "502"},
h2mux.CreateResponseMetaHeader(h2mux.ResponseSourceCloudflared),
})
stream.Write([]byte("502 Bad Gateway"))
h.metrics.incrementResponses(h.connectionID, "502")
}