diff options
Diffstat (limited to 'modules/caddyhttp')
| -rw-r--r-- | modules/caddyhttp/reverseproxy/reverseproxy.go | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/modules/caddyhttp/reverseproxy/reverseproxy.go b/modules/caddyhttp/reverseproxy/reverseproxy.go index 438533c..2f871da 100644 --- a/modules/caddyhttp/reverseproxy/reverseproxy.go +++ b/modules/caddyhttp/reverseproxy/reverseproxy.go @@ -74,11 +74,19 @@ type Handler struct { // Upstreams is the list of backends to proxy to. Upstreams UpstreamPool `json:"upstreams,omitempty"` + // Adjusts how often to flush the response buffer. A + // negative value disables response buffering. // TODO: figure out good defaults and write docs for this // (see https://github.com/caddyserver/caddy/issues/1460) FlushInterval caddy.Duration `json:"flush_interval,omitempty"` // Headers manipulates headers between Caddy and the backend. + // By default, all headers are passed-thru without changes, + // with the exceptions of special hop-by-hop headers. + // + // X-Forwarded-For and X-Forwarded-Proto are also set + // implicitly, but this may change in the future if the official + // standardized Forwarded header field gains more adoption. Headers *headers.Handler `json:"headers,omitempty"` // If true, the entire request body will be read and buffered @@ -423,6 +431,13 @@ func (h Handler) prepareRequest(req *http.Request) error { req.Header.Set("X-Forwarded-For", clientIP) } + // set X-Forwarded-Proto; many backend apps expect this too + proto := "https" + if req.TLS == nil { + proto = "http" + } + req.Header.Set("X-Forwarded-Proto", proto) + return nil } |