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path: root/ngx_http_v2_filter_module.c.patch
blob: 9b616dbe3f8829d961451720bb5a8578fb5caa8e (plain)
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--- nginx-1.26.0/src/http/v2/ngx_http_v2_filter_module.c	2024-04-23 11:04:32.000000000 -0300
+++ nginx-1.26.0_patched/src/http/v2/ngx_http_v2_filter_module.c	2024-04-23 19:21:41.433118932 -0300
@@ -115,19 +115,12 @@
     ngx_http_core_srv_conf_t  *cscf;
     u_char                     addr[NGX_SOCKADDR_STRLEN];
 
-    static const u_char nginx[5] = "\x84\xaa\x63\x55\xe7";
+    static const u_char nginx[3] = "\x82\xf0\x8f";
 #if (NGX_HTTP_GZIP)
     static const u_char accept_encoding[12] =
         "\x8b\x84\x84\x2d\x69\x5b\x05\x44\x3c\x86\xaa\x6f";
 #endif
 
-    static size_t nginx_ver_len = ngx_http_v2_literal_size(NGINX_VER);
-    static u_char nginx_ver[ngx_http_v2_literal_size(NGINX_VER)];
-
-    static size_t nginx_ver_build_len =
-                                  ngx_http_v2_literal_size(NGINX_VER_BUILD);
-    static u_char nginx_ver_build[ngx_http_v2_literal_size(NGINX_VER_BUILD)];
-
     stream = r->stream;
 
     if (!stream) {
@@ -217,17 +210,9 @@
 
     clcf = ngx_http_get_module_loc_conf(r, ngx_http_core_module);
 
-    if (r->headers_out.server == NULL) {
-
-        if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) {
-            len += 1 + nginx_ver_len;
-
-        } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) {
-            len += 1 + nginx_ver_build_len;
-
-        } else {
-            len += 1 + sizeof(nginx);
-        }
+    if ( (r->headers_out.server == NULL) &&
+         (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) ) {
+      len += 1 + sizeof(nginx);
     }
 
     if (r->headers_out.date == NULL) {
@@ -421,47 +406,14 @@
         pos = ngx_sprintf(pos, "%03ui", r->headers_out.status);
     }
 
-    if (r->headers_out.server == NULL) {
-
-        if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) {
-            ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0,
-                           "http2 output header: \"server: %s\"",
-                           NGINX_VER);
-
-        } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) {
-            ngx_log_debug1(NGX_LOG_DEBUG_HTTP, fc->log, 0,
-                           "http2 output header: \"server: %s\"",
-                           NGINX_VER_BUILD);
+    if ( (r->headers_out.server == NULL) &&
+         (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) ) {
+      ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0,
+                     "http2 output header: \"server: ws\"");
 
-        } else {
-            ngx_log_debug0(NGX_LOG_DEBUG_HTTP, fc->log, 0,
-                           "http2 output header: \"server: nginx\"");
-        }
+      *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_SERVER_INDEX);
 
-        *pos++ = ngx_http_v2_inc_indexed(NGX_HTTP_V2_SERVER_INDEX);
-
-        if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_ON) {
-            if (nginx_ver[0] == '\0') {
-                p = ngx_http_v2_write_value(nginx_ver, (u_char *) NGINX_VER,
-                                            sizeof(NGINX_VER) - 1, tmp);
-                nginx_ver_len = p - nginx_ver;
-            }
-
-            pos = ngx_cpymem(pos, nginx_ver, nginx_ver_len);
-
-        } else if (clcf->server_tokens == NGX_HTTP_SERVER_TOKENS_BUILD) {
-            if (nginx_ver_build[0] == '\0') {
-                p = ngx_http_v2_write_value(nginx_ver_build,
-                                            (u_char *) NGINX_VER_BUILD,
-                                            sizeof(NGINX_VER_BUILD) - 1, tmp);
-                nginx_ver_build_len = p - nginx_ver_build;
-            }
-
-            pos = ngx_cpymem(pos, nginx_ver_build, nginx_ver_build_len);
-
-        } else {
-            pos = ngx_cpymem(pos, nginx, sizeof(nginx));
-        }
+      pos = ngx_cpymem(pos, nginx, sizeof(nginx));
     }
 
     if (r->headers_out.date == NULL) {