[nginx] Stream: fixed passwords usage for certificates with vari...

[Maxim Dounin]

details:   http://freenginx.org/hg/nginx/rev/9e3487fd18c8
branches:  
changeset: 9352:9e3487fd18c8
user:      Maxim Dounin <mdou...@mdounin.ru>
date:      Thu May 08 17:44:47 2025 +0300
description:
Stream: fixed passwords usage for certificates with variables.

Missed in 9343:4f20c52c5f1b.  Passwords not preserved for run time could
happen to be used at run time if there are multiple server{} blocks all
using the same SSL configuration inherited from the stream{} block.

diffstat:

 src/stream/ngx_stream_proxy_module.c |  13 +++++++++++++
 1 files changed, 13 insertions(+), 0 deletions(-)

diffs (23 lines):

diff --git a/src/stream/ngx_stream_proxy_module.c 
b/src/stream/ngx_stream_proxy_module.c
--- a/src/stream/ngx_stream_proxy_module.c
+++ b/src/stream/ngx_stream_proxy_module.c
@@ -2261,6 +2261,19 @@ ngx_stream_proxy_set_ssl(ngx_conf_t *cf,
     ngx_pool_cleanup_t  *cln;
 
     if (pscf->ssl->ctx) {
+
+        if (pscf->ssl_certificate
+            && pscf->ssl_certificate->value.len
+            && (pscf->ssl_certificate->lengths
+                || pscf->ssl_certificate_key->lengths))
+        {
+            pscf->ssl_passwords =
+                           ngx_ssl_preserve_passwords(cf, pscf->ssl_passwords);
+            if (pscf->ssl_passwords == NULL) {
+                return NGX_ERROR;
+            }
+        }
+
         return NGX_OK;
     }