악수 중 오류 403

Error during WebSocket handshake: Unexpected response code: 403

구성 예

@Override
public void registerWebSocketHandlers(WebSocketHandlerRegistry registry) {
    registry.addHandler(socketHandler, "/test").addInterceptors(new SystemInfoSocketHandshakeInterceptor());
    registry.addHandler(socketHandler, "/sockjs/test").addInterceptors(new SystemInfoSocketHandshakeInterceptor())
            .withSockJS();
}

@Configuration
public class SystemInfoSocketHandshakeInterceptor implements HandshakeInterceptor {

    @Override
    public boolean beforeHandshake(ServerHttpRequest request, ServerHttpResponse response, WebSocketHandler wsHandler, Map attributes) {
        log.info("socket beforeHandshake..");
        if (request instanceof ServletServerHttpRequest) {
            ServletServerHttpRequest servletRequest = (ServletServerHttpRequest) request;
            HttpSession session = servletRequest.getServletRequest().getSession(false);
            //  
        }
        return true;
    }

    @Override
    public void afterHandshake(ServerHttpRequest request, ServerHttpResponse response, WebSocketHandler wsHandler, Exception exception) {
        log.info("socket beforeHandshake..");
    }
}

var wsServer = "ws://127.0.0.1:8080";
var webSocket;
if ('WebSocket' in window || 'MozWebSocket' in window) {
    webSocket = new WebSocket(wsServer + "/test");
} else {
    webSocket = new SockJS(wsServer + "/sockjs/test");
}

webSocket.onerror = function (event) {
    console.log("websockt ")
};

분석

해결하다

연결 문제

액세스 차단

@Bean
public WebMvcConfigurer corsConfigurer() {
    return new WebMvcConfigurer() {
        @Override
        public void addCorsMappings(CorsRegistry registry) {
            registry.addMapping("/**").allowedOrigins("*");
        }
    };
}

nginx 에이전트

location / {
    proxy_pass http://127.0.0.1:8080;
    proxy_set_header Upgrade $http_upgrade;
    proxy_set_header Connection "upgrade";
    proxy_set_header Host $host;
    proxy_http_version 1.1;
    proxy_set_header Host $host;
    proxy_set_header X-Real-IP $remote_addr;
    proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
}

도메인 간

@Override
public void registerWebSocketHandlers(WebSocketHandlerRegistry registry) {
    registry.addHandler(socketHandler, "/test")
            .addInterceptors(new SystemInfoSocketHandshakeInterceptor())
            .setAllowedOrigins("*");
    registry.addHandler(socketHandler, "/sockjs/test")
            .addInterceptors(new SystemInfoSocketHandshakeInterceptor())
            .setAllowedOrigins("*")
            .withSockJS();
}

자료 관련