ssl_session_cache none
diff --git a/src/event/ngx_event_openssl.c b/src/event/ngx_event_openssl.c
index 559c007..7b44815 100644
--- a/src/event/ngx_event_openssl.c
+++ b/src/event/ngx_event_openssl.c
@@ -1267,6 +1267,29 @@
return NGX_OK;
}
+ if (builtin_session_cache == NGX_SSL_NONE_SCACHE) {
+
+ /*
+ * If the server explicitly says that it does not support
+ * session reuse (see SSL_SESS_CACHE_OFF above), then
+ * Outlook Express fails to upload a sent email to
+ * the Sent Items folder on the IMAP server via a separate IMAP
+ * connection in the background. Therefore we have a special
+ * mode (SSL_SESS_CACHE_SERVER|SSL_SESS_CACHE_NO_INTERNAL_STORE)
+ * where the server pretends that it supports session reuse,
+ * but it does not actually store any session.
+ */
+
+ SSL_CTX_set_session_cache_mode(ssl->ctx,
+ SSL_SESS_CACHE_SERVER
+ |SSL_SESS_CACHE_NO_AUTO_CLEAR
+ |SSL_SESS_CACHE_NO_INTERNAL_STORE);
+
+ SSL_CTX_sess_set_cache_size(ssl->ctx, 1);
+
+ return NGX_OK;
+ }
+
cache_mode = SSL_SESS_CACHE_SERVER;
if (shm_zone && builtin_session_cache == NGX_SSL_NO_BUILTIN_SCACHE) {
diff --git a/src/event/ngx_event_openssl.h b/src/event/ngx_event_openssl.h
index b9771c1..4c3dd48 100644
--- a/src/event/ngx_event_openssl.h
+++ b/src/event/ngx_event_openssl.h
@@ -51,9 +51,10 @@
} ngx_ssl_connection_t;
-#define NGX_SSL_DFLT_BUILTIN_SCACHE -2
-#define NGX_SSL_NO_BUILTIN_SCACHE -3
-#define NGX_SSL_NO_SCACHE -4
+#define NGX_SSL_NO_SCACHE -2
+#define NGX_SSL_NONE_SCACHE -3
+#define NGX_SSL_NO_BUILTIN_SCACHE -4
+#define NGX_SSL_DFLT_BUILTIN_SCACHE -5
#define NGX_SSL_MAX_SESSION_SIZE 4096
diff --git a/src/http/modules/ngx_http_ssl_module.c b/src/http/modules/ngx_http_ssl_module.c
index 3359900..ea9ff8f 100644
--- a/src/http/modules/ngx_http_ssl_module.c
+++ b/src/http/modules/ngx_http_ssl_module.c
@@ -415,7 +415,7 @@
}
ngx_conf_merge_value(conf->builtin_session_cache,
- prev->builtin_session_cache, NGX_SSL_NO_SCACHE);
+ prev->builtin_session_cache, NGX_SSL_NONE_SCACHE);
if (conf->shm_zone == NULL) {
conf->shm_zone = prev->shm_zone;
@@ -452,6 +452,11 @@
continue;
}
+ if (ngx_strcmp(value[i].data, "none") == 0) {
+ sscf->builtin_session_cache = NGX_SSL_NONE_SCACHE;
+ continue;
+ }
+
if (ngx_strcmp(value[i].data, "builtin") == 0) {
sscf->builtin_session_cache = NGX_SSL_DFLT_BUILTIN_SCACHE;
continue;
diff --git a/src/mail/ngx_mail_ssl_module.c b/src/mail/ngx_mail_ssl_module.c
index 7360539..a387e59 100644
--- a/src/mail/ngx_mail_ssl_module.c
+++ b/src/mail/ngx_mail_ssl_module.c
@@ -261,7 +261,7 @@
}
ngx_conf_merge_value(conf->builtin_session_cache,
- prev->builtin_session_cache, NGX_SSL_NO_SCACHE);
+ prev->builtin_session_cache, NGX_SSL_NONE_SCACHE);
if (conf->shm_zone == NULL) {
conf->shm_zone = prev->shm_zone;
@@ -298,6 +298,11 @@
continue;
}
+ if (ngx_strcmp(value[i].data, "none") == 0) {
+ scf->builtin_session_cache = NGX_SSL_NONE_SCACHE;
+ continue;
+ }
+
if (ngx_strcmp(value[i].data, "builtin") == 0) {
scf->builtin_session_cache = NGX_SSL_DFLT_BUILTIN_SCACHE;
continue;