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authorMaxim Dounin <mdounin@mdounin.ru>2021-06-01 17:37:51 +0300
committerMaxim Dounin <mdounin@mdounin.ru>2021-06-01 17:37:51 +0300
commit63572fce5577dd5ec68bb1204d20cdb946cd6418 (patch)
tree94e2a564f12bd3d4698783bfdde35f3903a8f31a
parent4a5108b203404e6a2453e58fce667bde84e603b2 (diff)
downloadnginx-63572fce5577dd5ec68bb1204d20cdb946cd6418.tar.gz
nginx-63572fce5577dd5ec68bb1204d20cdb946cd6418.tar.bz2
Fixed SSL logging with lingering close.
Recent fixes to SSL shutdown with lingering close (554c6ae25ffc, 1.19.5) broke logging of SSL variables. To make sure logging of SSL variables works properly, avoid freeing c->ssl when doing an SSL shutdown before lingering close. Reported by Reinis Rozitis (http://mailman.nginx.org/pipermail/nginx/2021-May/060670.html).
-rw-r--r--src/event/ngx_event_openssl.c6
-rw-r--r--src/event/ngx_event_openssl.h1
-rw-r--r--src/http/ngx_http_request.c2
3 files changed, 9 insertions, 0 deletions
diff --git a/src/event/ngx_event_openssl.c b/src/event/ngx_event_openssl.c
index 06357834c..396cc22b3 100644
--- a/src/event/ngx_event_openssl.c
+++ b/src/event/ngx_event_openssl.c
@@ -3008,6 +3008,12 @@ failed:
done:
+ if (c->ssl->shutdown_without_free) {
+ c->ssl->shutdown_without_free = 0;
+ c->recv = ngx_recv;
+ return rc;
+ }
+
SSL_free(c->ssl->connection);
c->ssl = NULL;
c->recv = ngx_recv;
diff --git a/src/event/ngx_event_openssl.h b/src/event/ngx_event_openssl.h
index 329760d09..a415b4bda 100644
--- a/src/event/ngx_event_openssl.h
+++ b/src/event/ngx_event_openssl.h
@@ -100,6 +100,7 @@ struct ngx_ssl_connection_s {
unsigned buffer:1;
unsigned no_wait_shutdown:1;
unsigned no_send_shutdown:1;
+ unsigned shutdown_without_free:1;
unsigned handshake_buffer_set:1;
unsigned try_early_data:1;
unsigned in_early:1;
diff --git a/src/http/ngx_http_request.c b/src/http/ngx_http_request.c
index 684fabdd6..136c4615b 100644
--- a/src/http/ngx_http_request.c
+++ b/src/http/ngx_http_request.c
@@ -3398,6 +3398,8 @@ ngx_http_set_lingering_close(ngx_connection_t *c)
if (c->ssl) {
ngx_int_t rc;
+ c->ssl->shutdown_without_free = 1;
+
rc = ngx_ssl_shutdown(c);
if (rc == NGX_ERROR) {