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Per-session timers for locking, and remove the global one-second timer.

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This commit is contained in:
nicm
2015-08-28 13:12:20 +00:00
parent 57cc4d45d5
commit f6a0f8730e
4 changed files with 44 additions and 45 deletions
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40
session.c
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@ -33,6 +33,8 @@ struct session_groups session_groups;
void session_free(int, short, void *);
void session_lock_timer(int, short, void *);
struct winlink *session_next_alert(struct winlink *);
struct winlink *session_previous_alert(struct winlink *);
@ -108,7 +110,7 @@ session_create(const char *name, int argc, char **argv, const char *path,
struct session *s;
struct winlink *wl;
s = xmalloc(sizeof *s);
s = xcalloc(1, sizeof *s);
s->references = 1;
s->flags = 0;
@ -149,6 +151,10 @@ session_create(const char *name, int argc, char **argv, const char *path,
}
RB_INSERT(sessions, &sessions, s);
if (gettimeofday(&s->creation_time, NULL) != 0)
fatal("gettimeofday failed");
session_update_activity(s, &s->creation_time);
if (argc >= 0) {
wl = session_new(s, NULL, argc, argv, path, cwd, idx, cause);
if (wl == NULL) {
@ -200,6 +206,9 @@ session_destroy(struct session *s)
free(s->tio);
if (event_initialized(&s->lock_timer))
event_del(&s->lock_timer);
session_group_remove(s);
environ_free(&s->environ);
options_free(&s->options);
@ -224,17 +233,46 @@ session_check_name(const char *name)
return (*name != '\0' && name[strcspn(name, ":.")] == '\0');
}
/* Lock session if it has timed out. */
void
session_lock_timer(unused int fd, unused short events, void *arg)
{
struct session *s = arg;
if (s->flags & SESSION_UNATTACHED)
return;
log_debug("session %s locked, activity time %lld", s->name,
(long long)s->activity_time.tv_sec);
server_lock_session(s);
recalculate_sizes();
}
/* Update activity time. */
void
session_update_activity(struct session *s, struct timeval *from)
{
struct timeval *last = &s->last_activity_time;
struct timeval tv;
memcpy(last, &s->activity_time, sizeof *last);
if (from == NULL)
gettimeofday(&s->activity_time, NULL);
else
memcpy(&s->activity_time, from, sizeof s->activity_time);
if (evtimer_initialized(&s->lock_timer))
evtimer_del(&s->lock_timer);
else
evtimer_set(&s->lock_timer, session_lock_timer, s);
if (~s->flags & SESSION_UNATTACHED) {
timerclear(&tv);
tv.tv_sec = options_get_number(&s->options, "lock-after-time");
if (tv.tv_sec != 0)
evtimer_add(&s->lock_timer, &tv);
}
}
/* Find the next usable session. */