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-rw-r--r--src/event/ngx_event_openssl.c33
-rw-r--r--src/event/ngx_event_openssl.h3
2 files changed, 13 insertions, 23 deletions
diff --git a/src/event/ngx_event_openssl.c b/src/event/ngx_event_openssl.c
index 57fb3e8e0..ce65cccaa 100644
--- a/src/event/ngx_event_openssl.c
+++ b/src/event/ngx_event_openssl.c
@@ -1217,7 +1217,6 @@ static ngx_int_t
ngx_ssl_session_cache_init(ngx_shm_zone_t *shm_zone, void *data)
{
ngx_slab_pool_t *shpool;
- ngx_rbtree_node_t *sentinel;
ngx_ssl_session_cache_t *cache;
if (data) {
@@ -1232,25 +1231,15 @@ ngx_ssl_session_cache_init(ngx_shm_zone_t *shm_zone, void *data)
return NGX_ERROR;
}
+ ngx_rbtree_init(&cache->session_rbtree, &cache->sentinel,
+ ngx_ssl_session_rbtree_insert_value);
+
cache->session_cache_head.prev = NULL;
cache->session_cache_head.next = &cache->session_cache_tail;
cache->session_cache_tail.prev = &cache->session_cache_head;
cache->session_cache_tail.next = NULL;
- cache->session_rbtree = ngx_slab_alloc(shpool, sizeof(ngx_rbtree_t));
- if (cache->session_rbtree == NULL) {
- return NGX_ERROR;
- }
-
- sentinel = ngx_slab_alloc(shpool, sizeof(ngx_rbtree_node_t));
- if (sentinel == NULL) {
- return NGX_ERROR;
- }
-
- ngx_rbtree_init(cache->session_rbtree, sentinel,
- ngx_ssl_session_rbtree_insert_value);
-
shm_zone->data = cache;
return NGX_OK;
@@ -1369,7 +1358,7 @@ ngx_ssl_new_session(ngx_ssl_conn_t *ssl_conn, ngx_ssl_session_t *sess)
sess_id->prev = &cache->session_cache_head;
cache->session_cache_head.next = sess_id;
- ngx_rbtree_insert(cache->session_rbtree, &sess_id->node);
+ ngx_rbtree_insert(&cache->session_rbtree, &sess_id->node);
ngx_shmtx_unlock(&shpool->mutex);
@@ -1432,8 +1421,8 @@ ngx_ssl_get_cached_session(ngx_ssl_conn_t *ssl_conn, u_char *id, int len,
ngx_shmtx_lock(&shpool->mutex);
- node = cache->session_rbtree->root;
- sentinel = cache->session_rbtree->sentinel;
+ node = cache->session_rbtree.root;
+ sentinel = cache->session_rbtree.sentinel;
while (node != sentinel) {
@@ -1470,7 +1459,7 @@ ngx_ssl_get_cached_session(ngx_ssl_conn_t *ssl_conn, u_char *id, int len,
sess_id->next->prev = sess_id->prev;
sess_id->prev->next = sess_id->next;
- ngx_rbtree_delete(cache->session_rbtree, node);
+ ngx_rbtree_delete(&cache->session_rbtree, node);
ngx_slab_free_locked(shpool, sess_id->session);
#if (NGX_PTR_SIZE == 4)
@@ -1527,8 +1516,8 @@ ngx_ssl_remove_session(SSL_CTX *ssl, ngx_ssl_session_t *sess)
ngx_shmtx_lock(&shpool->mutex);
- node = cache->session_rbtree->root;
- sentinel = cache->session_rbtree->sentinel;
+ node = cache->session_rbtree.root;
+ sentinel = cache->session_rbtree.sentinel;
while (node != sentinel) {
@@ -1553,7 +1542,7 @@ ngx_ssl_remove_session(SSL_CTX *ssl, ngx_ssl_session_t *sess)
sess_id->next->prev = sess_id->prev;
sess_id->prev->next = sess_id->next;
- ngx_rbtree_delete(cache->session_rbtree, node);
+ ngx_rbtree_delete(&cache->session_rbtree, node);
ngx_slab_free_locked(shpool, sess_id->session);
#if (NGX_PTR_SIZE == 4)
@@ -1601,7 +1590,7 @@ ngx_ssl_expire_sessions(ngx_ssl_session_cache_t *cache,
sess_id->next->prev = sess_id->prev;
sess_id->prev->next = sess_id->next;
- ngx_rbtree_delete(cache->session_rbtree, &sess_id->node);
+ ngx_rbtree_delete(&cache->session_rbtree, &sess_id->node);
ngx_log_debug1(NGX_LOG_DEBUG_EVENT, ngx_cycle->log, 0,
"expire session: %08Xi", sess_id->node.key);
diff --git a/src/event/ngx_event_openssl.h b/src/event/ngx_event_openssl.h
index 9e8ce1733..504cc6758 100644
--- a/src/event/ngx_event_openssl.h
+++ b/src/event/ngx_event_openssl.h
@@ -75,7 +75,8 @@ struct ngx_ssl_sess_id_s {
typedef struct {
- ngx_rbtree_t *session_rbtree;
+ ngx_rbtree_t session_rbtree;
+ ngx_rbtree_node_t sentinel;
ngx_ssl_sess_id_t session_cache_head;
ngx_ssl_sess_id_t session_cache_tail;
} ngx_ssl_session_cache_t;