Added set_extra_headers() to WebSocketServer
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7 changed files with 25 additions and 3 deletions
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@ -60,6 +60,13 @@
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If [code]false[/code] is passed instead (default), you must call [PacketPeer] functions ([code]put_packet[/code], [code]get_packet[/code], etc.), on the [WebSocketPeer] returned via [code]get_peer(id)[/code] to communicate with the peer with given [code]id[/code] (e.g. [code]get_peer(id).get_available_packet_count[/code]).
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</description>
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</method>
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<method name="set_extra_headers">
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<return type="void" />
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<argument index="0" name="headers" type="PackedStringArray" default="PackedStringArray()" />
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<description>
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Sets additional headers to be sent to clients during the HTTP handshake.
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</description>
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</method>
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<method name="stop">
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<return type="void" />
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<description>
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@ -33,6 +33,9 @@
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#include "emws_server.h"
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#include "core/os/os.h"
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void EMWSServer::set_extra_headers(const Vector<String> &p_headers) {
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}
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Error EMWSServer::listen(int p_port, Vector<String> p_protocols, bool gd_mp_api) {
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return FAILED;
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}
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@ -42,6 +42,7 @@ class EMWSServer : public WebSocketServer {
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public:
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Error set_buffers(int p_in_buffer, int p_in_packets, int p_out_buffer, int p_out_packets) override;
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void set_extra_headers(const Vector<String> &p_headers) override;
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Error listen(int p_port, Vector<String> p_protocols = Vector<String>(), bool gd_mp_api = false) override;
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void stop() override;
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bool is_listening() const override;
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@ -42,6 +42,7 @@ WebSocketServer::~WebSocketServer() {
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void WebSocketServer::_bind_methods() {
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ClassDB::bind_method(D_METHOD("is_listening"), &WebSocketServer::is_listening);
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ClassDB::bind_method(D_METHOD("set_extra_headers", "headers"), &WebSocketServer::set_extra_headers, DEFVAL(Vector<String>()));
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ClassDB::bind_method(D_METHOD("listen", "port", "protocols", "gd_mp_api"), &WebSocketServer::listen, DEFVAL(Vector<String>()), DEFVAL(false));
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ClassDB::bind_method(D_METHOD("stop"), &WebSocketServer::stop);
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ClassDB::bind_method(D_METHOD("has_peer", "id"), &WebSocketServer::has_peer);
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@ -51,6 +51,7 @@ protected:
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uint32_t handshake_timeout = 3000;
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public:
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virtual void set_extra_headers(const Vector<String> &p_headers) = 0;
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virtual Error listen(int p_port, const Vector<String> p_protocols = Vector<String>(), bool gd_mp_api = false) = 0;
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virtual void stop() = 0;
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virtual bool is_listening() const = 0;
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@ -96,7 +96,7 @@ bool WSLServer::PendingPeer::_parse_request(const Vector<String> p_protocols, St
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return true;
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}
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Error WSLServer::PendingPeer::do_handshake(const Vector<String> p_protocols, uint64_t p_timeout, String &r_resource_name) {
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Error WSLServer::PendingPeer::do_handshake(const Vector<String> p_protocols, uint64_t p_timeout, String &r_resource_name, const Vector<String> &p_extra_headers) {
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if (OS::get_singleton()->get_ticks_msec() - time > p_timeout) {
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print_verbose(vformat("WebSocket handshake timed out after %.3f seconds.", p_timeout * 0.001));
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return ERR_TIMEOUT;
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@ -141,6 +141,9 @@ Error WSLServer::PendingPeer::do_handshake(const Vector<String> p_protocols, uin
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if (!protocol.is_empty()) {
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s += "Sec-WebSocket-Protocol: " + protocol + "\r\n";
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}
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for (int i = 0; i < p_extra_headers.size(); i++) {
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s += p_extra_headers[i] + "\r\n";
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}
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s += "\r\n";
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response = s.utf8();
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has_request = true;
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@ -167,6 +170,10 @@ Error WSLServer::PendingPeer::do_handshake(const Vector<String> p_protocols, uin
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return OK;
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}
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void WSLServer::set_extra_headers(const Vector<String> &p_headers) {
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_extra_headers = p_headers;
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}
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Error WSLServer::listen(int p_port, const Vector<String> p_protocols, bool gd_mp_api) {
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ERR_FAIL_COND_V(is_listening(), ERR_ALREADY_IN_USE);
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@ -199,7 +206,7 @@ void WSLServer::poll() {
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for (const Ref<PendingPeer> &E : _pending) {
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String resource_name;
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Ref<PendingPeer> ppeer = E;
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Error err = ppeer->do_handshake(_protocols, handshake_timeout, resource_name);
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Error err = ppeer->do_handshake(_protocols, handshake_timeout, resource_name, _extra_headers);
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if (err == ERR_BUSY) {
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continue;
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} else if (err != OK) {
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@ -62,7 +62,7 @@ private:
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CharString response;
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int response_sent = 0;
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Error do_handshake(const Vector<String> p_protocols, uint64_t p_timeout, String &r_resource_name);
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Error do_handshake(const Vector<String> p_protocols, uint64_t p_timeout, String &r_resource_name, const Vector<String> &p_extra_headers);
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};
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int _in_buf_size = DEF_BUF_SHIFT;
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@ -73,9 +73,11 @@ private:
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List<Ref<PendingPeer>> _pending;
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Ref<TCPServer> _server;
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Vector<String> _protocols;
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Vector<String> _extra_headers;
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public:
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Error set_buffers(int p_in_buffer, int p_in_packets, int p_out_buffer, int p_out_packets) override;
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void set_extra_headers(const Vector<String> &p_headers) override;
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Error listen(int p_port, const Vector<String> p_protocols = Vector<String>(), bool gd_mp_api = false) override;
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void stop() override;
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bool is_listening() const override;
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