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caddyhttp: use strings.EqualFold (#2413)

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Oleg Kovalov 2019-01-17 06:51:55 +01:00 committed by Matt Holt
parent f92a3aa0e5
commit 7fe9e13fbf
1 changed files with 2 additions and 2 deletions
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4
caddyhttp/proxy/reverseproxy.go
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@ -329,7 +329,7 @@ func (rp *ReverseProxy) ServeHTTP(rw http.ResponseWriter, outreq *http.Request,
return err
}
isWebsocket := res.StatusCode == http.StatusSwitchingProtocols && strings.ToLower(res.Header.Get("Upgrade")) == "websocket"
isWebsocket := res.StatusCode == http.StatusSwitchingProtocols && strings.EqualFold(res.Header.Get("Upgrade"), "websocket")
// Remove hop-by-hop headers listed in the
// "Connection" header of the response.
@ -702,7 +702,7 @@ func (tlsHandshakeTimeoutError) Temporary() bool { return true }
func (tlsHandshakeTimeoutError) Error() string { return "net/http: TLS handshake timeout" }
func requestIsWebsocket(req *http.Request) bool {
return strings.ToLower(req.Header.Get("Upgrade")) == "websocket" && strings.Contains(strings.ToLower(req.Header.Get("Connection")), "upgrade")
return strings.EqualFold(req.Header.Get("Upgrade"), "websocket") && strings.Contains(strings.ToLower(req.Header.Get("Connection")), "upgrade")
}
type writeFlusher interface {