fn proxy_request(path: &str, method: Method, headers: &HeaderMap, body: Payload, client_ip: &str, c: &Config) -> Box<dyn Future<Item=HttpResponse, Error=Error>> {
	let mut req = ClientBuilder::new().timeout(Duration::from_secs(c.stream_timeout as u64))
		.max_redirects(5).finish().request(method, path).no_decompress();

	for (key, value) in headers.iter() {
		match key.as_str() {
			"connection" | "proxy-connection" | "host" | "keep-alive" | "proxy-authenticate" | "proxy-authorization" | "transfer-encoding" | "upgrade" => (),
			"x-forwarded-for" => {
				req = req.set_header("X-Forwarded-For", [value.to_str().unwrap_or("127.0.0.1"), ", ", client_ip].concat());
				continue
			},
			_ => {
				req = req.header(key.to_owned(), value.to_owned());
				continue
			},
		};
	}
	req = req.set_header_if_none(header::USER_AGENT, "KatWebX-Proxy")
		.set_header_if_none("X-Forwarded-For", client_ip)
		.set_header_if_none(header::ACCEPT_ENCODING, "none");

	let smaller_default = c.smaller_default;

	Box::new(req.send_stream(body).map_err(move |_err| {
		// The only SendRequestError that could be caused by a user would be InvalidUrl, but we already do URL checking. All possible SendRequestErrors can't be caused by a client issue, only a server-side one.
		Error::from(ui::http_error(StatusCode::BAD_GATEWAY, "502 Bad Gateway", "The server was acting as a proxy and received an invalid response from the upstream server.", smaller_default))
		//Error::from(_err) // This should only be uncommented when debugging potential issues with KatWebX. In the future, KatWebX will implement more detailed error messages.
	}).map(|resp| {
		HttpResponse::Ok()
			.status(resp.status())
			.if_true(true, |req| {
				for (key, value) in resp.headers().iter() {
					match key.as_str() {
						"connection" | "proxy-connection" | "host" | "keep-alive" | "proxy-authenticate" | "proxy-authorization" | "transfer-encoding" | "upgrade" => (),
						"content-encoding" => {req.header(key.to_owned(), value.to_owned()); req.encoding(ContentEncoding::Identity);}, // Make sure compressed data doesn't get recompressed.
						_ => {req.header(key.to_owned(), value.to_owned());},
					}
				}
			})
			.streaming(resp)
	}))
}
/* Reverse proxy a request, passing through any compression.
Hop-by-hop headers are removed, to allow connection reuse. */
Reverse proxy a request, passing through any compression.
Hop-by-hop headers are removed, to allow connection reuse.
Reverse proxy a request passing through any compression . Hop - by - hop headers are removed to allow connection reuse .
fn proxy_request(path: &str, method: Method, headers: &HeaderMap, body: Payload, client_ip: &str, c: &Config) -> Box<dyn Future<Item=HttpResponse, Error=Error>> {
	let mut req = ClientBuilder::new().timeout(Duration::from_secs(c.stream_timeout as u64))
		.max_redirects(5).finish().request(method, path).no_decompress();
	for (key, value) in headers.iter() {
		match key.as_str() {
			"connection" | "proxy-connection" | "host" | "keep-alive" | "proxy-authenticate" | "proxy-authorization" | "transfer-encoding" | "upgrade" => (),
			"x-forwarded-for" => {
				req = req.set_header("X-Forwarded-For", [value.to_str().unwrap_or("127.0.0.1"), ", ", client_ip].concat());
				continue
			},
			_ => {
				req = req.header(key.to_owned(), value.to_owned());
				continue
			},
		};
	}
	req = req.set_header_if_none(header::USER_AGENT, "KatWebX-Proxy")
		.set_header_if_none("X-Forwarded-For", client_ip)
		.set_header_if_none(header::ACCEPT_ENCODING, "none");
	let smaller_default = c.smaller_default;
	Box::new(req.send_stream(body).map_err(move |_err| {
		// The only SendRequestError that could be caused by a user would be InvalidUrl, but we already do URL checking. All possible SendRequestErrors can't be caused by a client issue, only a server-side one.
		Error::from(ui::http_error(StatusCode::BAD_GATEWAY, "502 Bad Gateway", "The server was acting as a proxy and received an invalid response from the upstream server.", smaller_default))
		//Error::from(_err) // This should only be uncommented when debugging potential issues with KatWebX. In the future, KatWebX will implement more detailed error messages.
	}).map(|resp| {
		HttpResponse::Ok()
			.status(resp.status())
			.if_true(true, |req| {
				for (key, value) in resp.headers().iter() {
					match key.as_str() {
						"connection" | "proxy-connection" | "host" | "keep-alive" | "proxy-authenticate" | "proxy-authorization" | "transfer-encoding" | "upgrade" => (),
						"content-encoding" => {req.header(key.to_owned(), value.to_owned()); req.encoding(ContentEncoding::Identity);}, // Make sure compressed data doesn't get recompressed.
						_ => {req.header(key.to_owned(), value.to_owned());},
					}
				}
			})
			.streaming(resp)
	}))
}
fn proxy_request ( path : & str , method : Method , headers : & HeaderMap , body : Payload , client_ip : & str , c : & Config ) -> Box < dyn Future < Item = HttpResponse , Error = Error > > { let mut req = ClientBuilder :: new ( ) . timeout ( Duration :: from_secs ( c . stream_timeout as u64 ) ) . max_redirects ( 5 ) . finish ( ) . request ( method , path ) . no_decompress ( ) ; for ( key , value ) in headers . iter ( ) { match key . as_str ( ) { " " | " " | " " | " " | " " | " " | " " | " " => ( ) , " " => { req = req . set_header ( " " , [ value . to_str ( ) . unwrap_or ( " " ) , " " , client_ip ] . concat ( ) ) ; continue } , _ => { req = req . header ( key . to_owned ( ) , value . to_owned ( ) ) ; continue } , } ; } req = req . set_header_if_none ( header :: USER_AGENT , " " ) . set_header_if_none ( " " , client_ip ) . set_header_if_none ( header :: ACCEPT_ENCODING , " " ) ; let smaller_default = c . smaller_default ; Box :: new ( req . send_stream ( body ) . map_err ( move | _err | { // The only SendRequestError that could be caused by a user would be InvalidUrl, but we already do URL checking. All possible SendRequestErrors can't be caused by a client issue, only a server-side one. Error :: from ( ui :: http_error ( StatusCode :: BAD_GATEWAY , " " , " " , smaller_default ) ) //Error::from(_err) // This should only be uncommented when debugging potential issues with KatWebX. In the future, KatWebX will implement more detailed error messages. } ) . map ( | resp | { HttpResponse :: Ok ( ) . status ( resp . status ( ) ) . if_true ( true , | req | { for ( key , value ) in resp . headers ( ) . iter ( ) { match key . as_str ( ) { " " | " " | " " | " " | " " | " " | " " | " " => ( ) , " " => { req . header ( key . to_owned ( ) , value . to_owned ( ) ) ; req . encoding ( ContentEncoding :: Identity ) ; } , // Make sure compressed data doesn't get recompressed. _ => { req . header ( key . to_owned ( ) , value . to_owned ( ) ) ; } , } } } ) . streaming ( resp ) } ) ) }
Reverse proxy a request, passing through any compression.
Reverse proxy a request passing through any compression .
path
&str
method
Method
headers
&HeaderMap
body
Payload
client_ip
&str
c
&Config
path
&str
method
Method
headers
&HeaderMap
body
Payload
client_ip
&str
c
&Config