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recv SYN after FIN or RST is considered to be TCP port reuse

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This commit is contained in:
luwenpeng
2024-05-17 17:38:08 +08:00
parent 32ae4618ef
commit c22e4e5955
5 changed files with 36 additions and 19 deletions
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8
src/session/session_transition.cpp
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@@ -21,19 +21,19 @@ struct session_transition
* SESSION_STATE_OPENING -> SESSION_STATE_ACTIVE ( TCP_DATA | UDP_DATA )
* SESSION_STATE_OPENING -> SESSION_STATE_CLOSING ( TCP_FIN | TCP_RST | TIMEOUT )
* SESSION_STATE_OPENING -> SESSION_STATE_DISCARD ( USER_CLOSE )
* SESSION_STATE_OPENING -> SESSION_STATE_CLOSED ( LRU_EVICT )
* SESSION_STATE_OPENING -> SESSION_STATE_CLOSED ( LRU_EVICT | PORT_REUSE_EVICT )
*
* SESSION_STATE_ACTIVE -> SESSION_STATE_ACTIVE ( NONE )
* SESSION_STATE_ACTIVE -> SESSION_STATE_CLOSING ( TCP_FIN | TCP_RST | TIMEOUT )
* SESSION_STATE_ACTIVE -> SESSION_STATE_DISCARD ( USER_CLOSE )
* SESSION_STATE_ACTIVE -> SESSION_STATE_CLOSED ( LRU_EVICT )
* SESSION_STATE_ACTIVE -> SESSION_STATE_CLOSED ( LRU_EVICT | PORT_REUSE_EVICT)
*
* SESSION_STATE_CLOSING -> SESSION_STATE_CLOSING ( NONE )
* SESSION_STATE_CLOSING -> SESSION_STATE_DISCARD ( USER_CLOSE )
* SESSION_STATE_CLOSING -> SESSION_STATE_CLOSED ( LRU_EVICT | TIMEOUT )
* SESSION_STATE_CLOSING -> SESSION_STATE_CLOSED ( LRU_EVICT | PORT_REUSE_EVICT | TIMEOUT )
*
* SESSION_STATE_DISCARD -> SESSION_STATE_DISCARD ( NONE )
* SESSION_STATE_DISCARD -> SESSION_STATE_CLOSED ( LRU_EVICT | TIMEOUT )
* SESSION_STATE_DISCARD -> SESSION_STATE_CLOSED ( LRU_EVICT | PORT_REUSE_EVICT | TIMEOUT )
*/
static void session_inputs_to_str(int inputs, char *buff, int len)