nginx 1.25.2

nginx/CHANGES

@@ -1,4 +1,23 @@
 
+Changes with nginx 1.25.2                                        15 Aug 2023
+
+    *) Feature: path MTU discovery when using HTTP/3.
+
+    *) Feature: TLS_AES_128_CCM_SHA256 cipher suite support when using
+       HTTP/3.
+
+    *) Change: now nginx uses appname "nginx" when loading OpenSSL
+       configuration.
+
+    *) Change: now nginx does not try to load OpenSSL configuration if the
+       --with-openssl option was used to built OpenSSL and the OPENSSL_CONF
+       environment variable is not set.
+
+    *) Bugfix: in the $body_bytes_sent variable when using HTTP/3.
+
+    *) Bugfix: in HTTP/3.
+
+
 Changes with nginx 1.25.1                                        13 Jun 2023
 
     *) Feature: the "http2" directive, which enables HTTP/2 on a per-server

nginx/CHANGES.ru

@@ -1,4 +1,23 @@
 
+Изменения в nginx 1.25.2                                          15.08.2023
+
+    *) Добавление: path MTU discovery при использовании HTTP/3.
+
+    *) Добавление: поддержка шифра TLS_AES_128_CCM_SHA256 при использовании
+       HTTP/3.
+
+    *) Изменение: теперь при загрузке конфигурации OpenSSL nginx использует
+       appname "nginx".
+
+    *) Изменение: теперь nginx не пытается загружать конфигурацию OpenSSL,
+       если для сборки OpenSSL использовался параметр --with-openssl и
+       переменная окружения OPENSSL_CONF не установлена.
+
+    *) Исправление: в переменной $body_bytes_sent при использовании HTTP/3.
+
+    *) Исправление: в HTTP/3.
+
+
 Изменения в nginx 1.25.1                                          13.06.2023
 
     *) Добавление: директива http2, позволяющая включать HTTP/2 в отдельных

nginx/auto/lib/openssl/conf

@@ -8,6 +8,8 @@ if [ $OPENSSL != NONE ]; then
     have=NGX_OPENSSL . auto/have
     have=NGX_SSL . auto/have
 
+    have=NGX_OPENSSL_NO_CONFIG . auto/have
+
     if [ $USE_OPENSSL_QUIC = YES ]; then
         have=NGX_QUIC . auto/have
         have=NGX_QUIC_OPENSSL_COMPAT . auto/have

nginx/src/core/nginx.c

@@ -13,6 +13,7 @@
 static void ngx_show_version_info(void);
 static ngx_int_t ngx_add_inherited_sockets(ngx_cycle_t *cycle);
 static void ngx_cleanup_environment(void *data);
+static void ngx_cleanup_environment_variable(void *data);
 static ngx_int_t ngx_get_options(int argc, char *const *argv);
 static ngx_int_t ngx_process_options(ngx_cycle_t *cycle);
 static ngx_int_t ngx_save_argv(ngx_cycle_t *cycle, int argc, char *const *argv);
@@ -518,7 +519,8 @@ ngx_add_inherited_sockets(ngx_cycle_t *cycle)
 char **
 ngx_set_environment(ngx_cycle_t *cycle, ngx_uint_t *last)
 {
-    char                **p, **env;
+    char                **p, **env, *str;
+    size_t                len;
     ngx_str_t            *var;
     ngx_uint_t            i, n;
     ngx_core_conf_t      *ccf;
@@ -600,7 +602,31 @@ ngx_set_environment(ngx_cycle_t *cycle, ngx_uint_t *last)
     for (i = 0; i < ccf->env.nelts; i++) {
 
         if (var[i].data[var[i].len] == '=') {
-            env[n++] = (char *) var[i].data;
+
+            if (last) {
+                env[n++] = (char *) var[i].data;
+                continue;
+            }
+
+            cln = ngx_pool_cleanup_add(cycle->pool, 0);
+            if (cln == NULL) {
+                return NULL;
+            }
+
+            len = ngx_strlen(var[i].data) + 1;
+
+            str = ngx_alloc(len, cycle->log);
+            if (str == NULL) {
+                return NULL;
+            }
+
+            ngx_memcpy(str, var[i].data, len);
+
+            cln->handler = ngx_cleanup_environment_variable;
+            cln->data = str;
+
+            env[n++] = str;
+
             continue;
         }
 
@@ -645,6 +671,29 @@ ngx_cleanup_environment(void *data)
 }
 
 
+static void
+ngx_cleanup_environment_variable(void *data)
+{
+    char  *var = data;
+
+    char  **p;
+
+    for (p = environ; *p; p++) {
+
+        /*
+         * if an environment variable is still used, as it happens on exit,
+         * the only option is to leak it
+         */
+
+        if (*p == var) {
+            return;
+        }
+    }
+
+    ngx_free(var);
+}
+
+
 ngx_pid_t
 ngx_exec_new_binary(ngx_cycle_t *cycle, char *const *argv)
 {

nginx/src/core/nginx.h

@@ -9,8 +9,8 @@
 #define _NGINX_H_INCLUDED_
 
 
-#define nginx_version      1025001
-#define NGINX_VERSION      "1.25.1"
+#define nginx_version      1025002
+#define NGINX_VERSION      "1.25.2"
 #define NGINX_VER          "nginx/" NGINX_VERSION
 
 #ifdef NGX_BUILD

nginx/src/core/ngx_connection.c

@@ -1583,6 +1583,10 @@ ngx_connection_error(ngx_connection_t *c, ngx_err_t err, char *text)
     }
 #endif
 
+    if (err == NGX_EMSGSIZE && c->log_error == NGX_ERROR_IGNORE_EMSGSIZE) {
+        return 0;
+    }
+
     if (err == 0
         || err == NGX_ECONNRESET
 #if (NGX_WIN32)
@@ -1600,6 +1604,7 @@ ngx_connection_error(ngx_connection_t *c, ngx_err_t err, char *text)
     {
         switch (c->log_error) {
 
+        case NGX_ERROR_IGNORE_EMSGSIZE:
         case NGX_ERROR_IGNORE_EINVAL:
         case NGX_ERROR_IGNORE_ECONNRESET:
         case NGX_ERROR_INFO:

nginx/src/core/ngx_connection.h

@@ -97,7 +97,8 @@ typedef enum {
     NGX_ERROR_ERR,
     NGX_ERROR_INFO,
     NGX_ERROR_IGNORE_ECONNRESET,
-    NGX_ERROR_IGNORE_EINVAL
+    NGX_ERROR_IGNORE_EINVAL,
+    NGX_ERROR_IGNORE_EMSGSIZE
 } ngx_connection_log_error_e;
 
 

nginx/src/event/ngx_event_openssl.c

@@ -140,13 +140,42 @@ int  ngx_ssl_stapling_index;
 ngx_int_t
 ngx_ssl_init(ngx_log_t *log)
 {
-#if OPENSSL_VERSION_NUMBER >= 0x10100003L
+#if (OPENSSL_INIT_LOAD_CONFIG && !defined LIBRESSL_VERSION_NUMBER)
+
+    uint64_t                opts;
+    OPENSSL_INIT_SETTINGS  *init;
+
+    opts = OPENSSL_INIT_LOAD_CONFIG;
+
+#if (NGX_OPENSSL_NO_CONFIG)
+
+    if (getenv("OPENSSL_CONF") == NULL) {
+        opts = OPENSSL_INIT_NO_LOAD_CONFIG;
+    }
+
+#endif
+
+    init = OPENSSL_INIT_new();
+    if (init == NULL) {
+        ngx_ssl_error(NGX_LOG_ALERT, log, 0, "OPENSSL_INIT_new() failed");
+        return NGX_ERROR;
+    }
 
-    if (OPENSSL_init_ssl(OPENSSL_INIT_LOAD_CONFIG, NULL) == 0) {
+#ifndef OPENSSL_NO_STDIO
+    if (OPENSSL_INIT_set_config_appname(init, "nginx") == 0) {
+        ngx_ssl_error(NGX_LOG_ALERT, log, 0,
+                      "OPENSSL_INIT_set_config_appname() failed");
+        return NGX_ERROR;
+    }
+#endif
+
+    if (OPENSSL_init_ssl(opts, init) == 0) {
         ngx_ssl_error(NGX_LOG_ALERT, log, 0, "OPENSSL_init_ssl() failed");
         return NGX_ERROR;
     }
 
+    OPENSSL_INIT_free(init);
+
     /*
      * OPENSSL_init_ssl() may leave errors in the error queue
      * while returning success
@@ -156,7 +185,15 @@ ngx_ssl_init(ngx_log_t *log)
 
 #else
 
-    OPENSSL_config(NULL);
+#if (NGX_OPENSSL_NO_CONFIG)
+
+    if (getenv("OPENSSL_CONF") == NULL) {
+        OPENSSL_no_config();
+    }
+
+#endif
+
+    OPENSSL_config("nginx");
 
     SSL_library_init();
     SSL_load_error_strings();

nginx/src/event/quic/ngx_event_quic.c

@@ -149,11 +149,6 @@ ngx_quic_apply_transport_params(ngx_connection_t *c, ngx_quic_tp_t *ctp)
         ngx_log_error(NGX_LOG_INFO, c->log, 0,
                       "quic maximum packet size is invalid");
         return NGX_ERROR;
-
-    } else if (ctp->max_udp_payload_size > ngx_quic_max_udp_payload(c)) {
-        ctp->max_udp_payload_size = ngx_quic_max_udp_payload(c);
-        ngx_log_debug0(NGX_LOG_DEBUG_EVENT, c->log, 0,
-                       "quic client maximum packet size truncated");
     }
 
     if (ctp->active_connection_id_limit < 2) {
@@ -286,7 +281,7 @@ ngx_quic_new_connection(ngx_connection_t *c, ngx_quic_conf_t *conf,
 
     qc->path_validation.log = c->log;
     qc->path_validation.data = c;
-    qc->path_validation.handler = ngx_quic_path_validation_handler;
+    qc->path_validation.handler = ngx_quic_path_handler;
 
     qc->conf = conf;
 
@@ -297,7 +292,7 @@ ngx_quic_new_connection(ngx_connection_t *c, ngx_quic_conf_t *conf,
     ctp = &qc->ctp;
 
     /* defaults to be used before actual client parameters are received */
-    ctp->max_udp_payload_size = ngx_quic_max_udp_payload(c);
+    ctp->max_udp_payload_size = NGX_QUIC_MAX_UDP_PAYLOAD_SIZE;
     ctp->ack_delay_exponent = NGX_QUIC_DEFAULT_ACK_DELAY_EXPONENT;
     ctp->max_ack_delay = NGX_QUIC_DEFAULT_MAX_ACK_DELAY;
     ctp->active_connection_id_limit = 2;
@@ -1013,7 +1008,6 @@ ngx_quic_handle_payload(ngx_connection_t *c, ngx_quic_header_t *pkt)
 
         if (!qc->path->validated) {
             qc->path->validated = 1;
-            qc->path->limited = 0;
             ngx_quic_path_dbg(c, "in handshake", qc->path);
             ngx_post_event(&qc->push, &ngx_posted_events);
         }