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remove session_manager_subscribe_xxx() API; convert session closing events to pseudo packets

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when a session is closed, use the packet manager to create a pseudo packet,
    set the session to be closed as packet Exdata, and schedule it to the packet forwarding stage.
    when the pseudo packet free, the session will be free.
This commit is contained in:
luwenpeng
2024-11-18 18:33:19 +08:00
parent 746d7fca06
commit c2e9275a9e
25 changed files with 210 additions and 378 deletions
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11
infra/session_manager/session_utils.c
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@@ -5,9 +5,6 @@
void session_init(struct session *sess)
{
memset(sess, 0, sizeof(struct session));
sess->empty_seg.data = NULL;
sess->empty_seg.len = 0;
sess->empty_seg.user_data = sess;
}
void session_set_id(struct session *sess, uint64_t id)
@@ -212,7 +209,6 @@ struct tcp_segment *session_get_tcp_segment(struct session *sess)
{
sess->sess_mgr_stat->tcp_segs_consumed++;
half->inorder_seg_consumed = 1;
half->inorder_seg.user_data = sess;
return &half->inorder_seg;
}
else
@@ -226,7 +222,6 @@ struct tcp_segment *session_get_tcp_segment(struct session *sess)
// TODO
sess->sess_mgr_stat->tcp_segs_consumed++;
sess->sess_mgr_stat->tcp_segs_reordered++;
seg->user_data = sess;
}
return seg;
}
@@ -239,12 +234,6 @@ void session_free_tcp_segment(struct session *sess, struct tcp_segment *seg)
return;
}
// empty segment for end of session
if (seg == &sess->empty_seg)
{
return;
}
enum flow_type type = session_get_flow_type(sess);
struct tcp_half *half = &sess->tcp_halfs[type];