Hakase/openssl-patch
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Update nginx strict sni patch.

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This commit is contained in:
Hakase
2018-10-07 19:43:09 +09:00
parent d167d37552
commit f44a0db6d5
3 changed files with 28 additions and 109 deletions
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nginx_strict-sni.patch
+28 -47
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@@ -1,49 +1,30 @@
diff --git a/src/http/ngx_http_request.c b/src/http/ngx_http_request.c
--- a/src/http/ngx_http_request.c 2018-09-15 10:02:36.520076032 +0000
+++ b/src/http/ngx_http_request.c 2018-09-15 10:26:32.826874950 +0000
@@ -882,7 +882,7 @@
servername = SSL_get_servername(ssl_conn, TLSEXT_NAMETYPE_host_name);
if (servername == NULL) {
- return SSL_TLSEXT_ERR_NOACK;
+ return SSL_TLSEXT_ERR_ALERT_FATAL;
}
c = ngx_ssl_get_connection(ssl_conn);
@@ -897,7 +897,7 @@
host.len = ngx_strlen(servername);
if (host.len == 0) {
- return SSL_TLSEXT_ERR_NOACK;
+ return SSL_TLSEXT_ERR_ALERT_FATAL;
}
host.data = (u_char *) servername;
@@ -912,7 +912,7 @@
NULL, &cscf)
!= NGX_OK)
{
- return SSL_TLSEXT_ERR_NOACK;
+ return SSL_TLSEXT_ERR_ALERT_FATAL;
}
hc->ssl_servername = ngx_palloc(c->pool, sizeof(ngx_str_t));
diff --git a/src/event/ngx_event_openssl.c b/src/event/ngx_event_openssl.c
--- a/src/event/ngx_event_openssl.c 2018-10-02 15:13:36.414143028 +0000
+++ b/src/event/ngx_event_openssl.c 2018-10-04 13:58:28.756873433 +0000
@@ -1456,6 +1456,13 @@ ngx_ssl_handshake(ngx_connection_t *c)
c->read->error = 1;
index 75129134..d0b926fe 100644
--- a/src/event/ngx_event_openssl.c
+++ b/src/event/ngx_event_openssl.c
@@ -2547,6 +2547,7 @@ ngx_ssl_connection_error(ngx_connection_t *c, int sslerr, ngx_err_t err,
char *text)
{
int n;
+ int f;
ngx_uint_t level;
level = NGX_LOG_CRIT;
@@ -2582,6 +2583,17 @@ ngx_ssl_connection_error(ngx_connection_t *c, int sslerr, ngx_err_t err,
} else if (sslerr == SSL_ERROR_SSL) {
n = ERR_GET_REASON(ERR_peek_error());
+ f = ERR_GET_FUNC(ERR_peek_error());
+
+ if (sslerr == SSL_ERROR_SSL) {
+ ERR_peek_error();
+ ERR_clear_error();
+ return NGX_ERROR;
+ }
+
ngx_ssl_connection_error(c, sslerr, err, "SSL_do_handshake() failed");
return NGX_ERROR;
+ /* Strict SNI Error Patch
+ * https://github.com/hakasenyang/openssl-patch/issues/1#issuecomment-427040319
+ */
+ if (n == SSL_R_CALLBACK_FAILED
+ && f == SSL_F_FINAL_SERVER_NAME) {
+ ERR_peek_error();
+ ERR_clear_error();
+ return;
+ }
/* handshake failures */
if (n == SSL_R_BAD_CHANGE_CIPHER_SPEC /* 103 */