(r *http.Request)
| 56 | } |
| 57 | |
| 58 | func parseDefaultProxyHeaders(r *http.Request) string { |
| 59 | var addr string |
| 60 | |
| 61 | if fwd := r.Header.Get(xForwardedForHeader); fwd != "" { |
| 62 | addr = extractFirstMatchFromIPList(fwd) |
| 63 | } else if fwd := r.Header.Get(xRealIPHeader); fwd != "" { |
| 64 | addr = extractFirstMatchFromIPList(fwd) |
| 65 | } else if fwd := r.Header.Get(forwardedHeader); fwd != "" { |
| 66 | // See: https://tools.ietf.org/html/rfc7239. |
| 67 | addr = parseForwardedHeader(fwd) |
| 68 | } |
| 69 | |
| 70 | return addr |
| 71 | } |
| 72 | |
| 73 | func extractFirstMatchFromIPList(ipList string) string { |
| 74 | if ipList == "" { |
no test coverage detected