send_keepalive_job_t *job;
time_t last_out, now, diff;
- if (!(this->conditions & COND_NAT_HERE) || this->keepalive_interval == 0 ||
- this->state == IKE_PASSIVE)
- { /* disable keep alives if we are not NATed anymore, or we are passive */
+ if (!this->keepalive_interval || this->state == IKE_PASSIVE)
+ { /* keepalives disabled either by configuration or for passive IKE_SAs */
+ return;
+ }
+ if (!(this->conditions & COND_NAT_HERE) || (this->conditions & COND_STALE))
+ { /* disable keepalives if we are not NATed anymore, or the SA is stale */
return;
}
has_condition(this, COND_NAT_THERE) ||
has_condition(this, COND_NAT_FAKE));
break;
+ case COND_STALE:
+ send_keepalive(this);
+ break;
default:
break;
}