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nghttpx: Add x-forwarded-proto header field to downstream HTTP/2 request

This commit is contained in:
Tatsuhiro Tsujikawa 2014-03-21 18:57:57 +09:00
parent d0fbbe6932
commit ba5d9d3352
2 changed files with 23 additions and 7 deletions
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26
src/shrpx_http2_downstream_connection.cc
View File

@ -246,15 +246,16 @@ int Http2DownstreamConnection::push_request_headers()
downstream_->concat_norm_request_headers();
auto end_headers = std::end(downstream_->get_request_headers());
// 6 means:
// 7 means:
// 1. :method
// 2. :scheme
// 3. :path
// 4. :authority (optional)
// 5. via (optional)
// 6. x-forwarded-for (optional)
// 7. x-forwarded-proto (optional)
auto nva = std::vector<nghttp2_nv>();
nva.reserve(nheader + 6);
nva.reserve(nheader + 7);
std::string via_value;
std::string xff_value;
std::string scheme, authority, path, query;
@ -308,9 +309,11 @@ int Http2DownstreamConnection::push_request_headers()
}
}
if(scheme.empty()) {
// The default scheme is http. For HTTP2 upstream, the path must
// be absolute URI, so scheme should be provided.
nva.push_back(http2::make_nv_ll(":scheme", "http"));
if(client_handler_->get_ssl()) {
nva.push_back(http2::make_nv_ll(":scheme", "https"));
} else {
nva.push_back(http2::make_nv_ll(":scheme", "http"));
}
} else {
nva.push_back(http2::make_nv_ls(":scheme", scheme));
}
@ -370,6 +373,19 @@ int Http2DownstreamConnection::push_request_headers()
nva.push_back(http2::make_nv_ls("x-forwarded-for", (*xff).second));
}
if(downstream_->get_request_method() != "CONNECT") {
// We use same protocol with :scheme header field
if(scheme.empty()) {
if(client_handler_->get_ssl()) {
nva.push_back(http2::make_nv_ll("x-forwarded-proto", "https"));
} else {
nva.push_back(http2::make_nv_ll("x-forwarded-proto", "http"));
}
} else {
nva.push_back(http2::make_nv_ls("x-forwarded-proto", scheme.c_str()));
}
}
auto via = downstream_->get_norm_request_header("via");
if(get_config()->no_via) {
if(via != end_headers) {

4
src/shrpx_http_downstream_connection.cc
View File

@ -175,7 +175,7 @@ int HttpDownstreamConnection::push_request_headers()
http2::sanitize_header_value(hdrs, hdrs.size() - (*xff).second.size());
hdrs += ", ";
}
hdrs += downstream_->get_upstream()->get_client_handler()->get_ipaddr();
hdrs += client_handler_->get_ipaddr();
hdrs += "\r\n";
} else if(xff != end_headers) {
hdrs += "X-Forwarded-For: ";
@ -188,7 +188,7 @@ int HttpDownstreamConnection::push_request_headers()
if(!downstream_->get_request_http2_scheme().empty()) {
hdrs += downstream_->get_request_http2_scheme();
hdrs += "\r\n";
} else if(util::istartsWith(downstream_->get_request_path(), "https:")) {
} else if(client_handler_->get_ssl()) {
hdrs += "https\r\n";
} else {
hdrs += "http\r\n";