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Purge all IPsec-SA's if the last main ISAKMP-SA for the node is deleted

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by remote request and the phase1 rekeying is enabled (this will also
trigger the new phase1_dead script hook).
This commit is contained in:
tteras 2010-11-12 09:11:37 +00:00
parent 3d7d638a63
commit fafea48525
1 changed files with 22 additions and 8 deletions
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30
crypto/dist/ipsec-tools/src/racoon/isakmp.c vendored
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@ -1,4 +1,4 @@
/* $NetBSD: isakmp.c,v 1.63 2010/10/21 06:15:28 tteras Exp $ */
/* $NetBSD: isakmp.c,v 1.64 2010/11/12 09:11:37 tteras Exp $ */
/* Id: isakmp.c,v 1.74 2006/05/07 21:32:59 manubsd Exp */
@ -766,6 +766,20 @@ isakmp_main(msg, remote, local)
return 0;
}
static int
ph1_rekey_enabled(iph1)
struct ph1handle *iph1;
{
if (iph1->rmconf->rekey == REKEY_FORCE)
return 1;
#ifdef ENABLE_DPD
if (iph1->rmconf->rekey == REKEY_ON && iph1->dpd_support &&
iph1->rmconf->dpd_interval)
return 1;
#endif
return 0;
}
/*
* main function of phase 1.
*/
@ -866,13 +880,7 @@ ph1_main(iph1, msg)
migrate_dying_ph12(iph1);
/* add to the schedule to expire, and seve back pointer. */
if ((iph1->rmconf->rekey == REKEY_FORCE)
#ifdef ENABLE_DPD
||
(iph1->rmconf->rekey == REKEY_ON && iph1->dpd_support &&
iph1->rmconf->dpd_interval)
#endif
) {
if (ph1_rekey_enabled(iph1)) {
sched_schedule(&iph1->sce,
iph1->approval->lifetime *
PFKEY_SOFT_LIFETIME_RATE / 100,
@ -2071,7 +2079,13 @@ isakmp_ph1delete(iph1)
plog(LLV_INFO, LOCATION, NULL,
"ISAKMP-SA deleted %s-%s spi:%s\n",
src, dst, isakmp_pindex(&iph1->index, 0));
evt_phase1(iph1, EVT_PHASE1_DOWN, NULL);
if (new_iph1 == NULL && ph1_rekey_enabled(iph1)) {
purge_remote(iph1);
script_hook(iph1, SCRIPT_PHASE1_DEAD);
}
racoon_free(src);
racoon_free(dst);