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tcp: add support for synsent

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libsoccr knows how to restore these sockets.

travis-ci: success for series starting with [01/21] build: install libnet-dev
Signed-off-by: Andrei Vagin <avagin@virtuozzo.com>
Signed-off-by: Pavel Emelyanov <xemul@virtuozzo.com>
This commit is contained in:
Andrei Vagin 2016-12-01 11:32:31 +03:00 committed by Pavel Emelyanov
parent 5cb2893f0e
commit f0f2496da0
3 changed files with 9 additions and 4 deletions
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1
criu/sk-inet.c
View File

@ -170,6 +170,7 @@ static int can_dump_inet_sk(const struct inet_sk_desc *sk)
case TCP_CLOSE_WAIT:
case TCP_LAST_ACK:
case TCP_CLOSING:
case TCP_SYN_SENT:
if (!opts.tcp_established_ok) {
pr_err("Connected TCP socket, consider using --%s option.\n",
SK_EST_PARAM);

8
criu/sk-tcp.c
View File

@ -350,10 +350,14 @@ static int restore_tcp_conn_state(int sk, struct libsoccr_sk *socr, struct inet_
(void)data;
if (libsoccr_set_sk_data_noq(socr, &data, sizeof(data)))
/*
* O_NONBLOCK has to be set before libsoccr_set_sk_data_noq(),
* it is required to restore syn-sent sockets.
*/
if (restore_prepare_socket(sk))
goto err_c;
if (restore_prepare_socket(sk))
if (libsoccr_set_sk_data_noq(socr, &data, sizeof(data)))
goto err_c;
if (restore_tcp_queues(socr, &data, img))

4
criu/sockets.c
View File

@ -648,7 +648,7 @@ int collect_sockets(struct ns_id *ns)
req.r.i.idiag_states = (1 << TCP_LISTEN) | (1 << TCP_ESTABLISHED) |
(1 << TCP_FIN_WAIT1) | (1 << TCP_FIN_WAIT2) |
(1 << TCP_CLOSE_WAIT) | (1 << TCP_LAST_ACK) |
(1 << TCP_CLOSING);
(1 << TCP_CLOSING) | (1 << TCP_SYN_SENT);
tmp = do_collect_req(nl, &req, sizeof(req), inet_receive_one, &req.r.i);
if (tmp)
err = tmp;
@ -679,7 +679,7 @@ int collect_sockets(struct ns_id *ns)
req.r.i.idiag_states = (1 << TCP_LISTEN) | (1 << TCP_ESTABLISHED) |
(1 << TCP_FIN_WAIT1) | (1 << TCP_FIN_WAIT2) |
(1 << TCP_CLOSE_WAIT) | (1 << TCP_LAST_ACK) |
(1 << TCP_CLOSING);
(1 << TCP_CLOSING) | (1 << TCP_SYN_SENT);
tmp = do_collect_req(nl, &req, sizeof(req), inet_receive_one, &req.r.i);
if (tmp)
err = tmp;