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tcpsso: support TIME_WAIT state

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TCP endpoints in TIME_WAIT are not handled in a special way anymore.
Therefore, they can be handled now by tcpsso.

Reviewed by:		rscheff
MFC after:		1 week
Sponsored by:		Netflix, Inc.
Differential Revision:	https://reviews.freebsd.org/D43351
This commit is contained in:
Michael Tuexen 2024-01-06 21:31:46 +01:00
parent 30409ecdb6
commit e179d9739b
2 changed files with 6 additions and 11 deletions
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12
usr.sbin/tcpsso/tcpsso.8
View file

@ -74,12 +74,10 @@ and value
on a TCP endpoint from the command line.
.Pp
TCP endpoints in the
.Dv TIME_WAIT
state can not be handled by
.Nm .
TCP endpoints in the
.Dv SYN_RCVD
state can only be handled if their prior state was
state can only be handled by
.Nm
if their prior state was
.Dv SYN_SENT .
.Pp
.Op Ar level
@ -176,7 +174,9 @@ is one of
.Dv FIN_WAIT_1 ,
.Dv CLOSING ,
.Dv LAST_ACK ,
.Dv FIN_WAIT_2 .
.Dv FIN_WAIT_2,
or
.Dv TIME_WAIT .
Using
.Dv SYN_RCVD
only applies to TCP endpoints in the state

5
usr.sbin/tcpsso/tcpsso.c
View file

@ -115,10 +115,6 @@ tcpssoall(const char *ca_name, const char *stack, int state,
continue;
/* Skip endpoints in TIME WAIT. */
if (xtp->t_state == TCPS_TIME_WAIT)
continue;
/* If requested, skip sockets not having the requested state. */
if ((state != -1) && (xtp->t_state != state))
continue;
@ -453,7 +449,6 @@ main(int argc, char *argv[])
argc -= optind;
argv += optind;
if ((state == TCP_NSTATES) ||
(state == TCPS_TIME_WAIT) ||
(argc < 2) || (argc > 3) ||
(apply_all && apply_subset) ||
(apply_all && apply_specific) ||