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Epoll fixes.

This commit is contained in:
Jan Vidar Krey 2010-01-18 19:34:18 +01:00
parent 314707f499
commit 7dfa3162cb
3 changed files with 34 additions and 22 deletions
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2
src/core/hubevent.c
View File

@ -69,7 +69,7 @@ void on_login_success(struct hub_info* hub, struct hub_user* u)
hub_send_motd(hub, u);
/* reset timeout */
net_con_set_timeout(u->connection, TIMEOUT_IDLE);
net_con_clear_timeout(u->connection);
}
void on_login_failure(struct hub_info* hub, struct hub_user* u, enum status_message msg)

51
src/network/epoll.c
View File

@ -36,22 +36,6 @@ struct net_connection
struct timeout_evt* timeout;
};
static void net_con_print(const char* prefix, struct net_connection* con)
{
char buf[512];
int off = snprintf(buf, 512, "%s: net_connection={ sd=%d, flags=%u, callback=%p, ptr=%p, ev={ events=%s%s, data.ptr=%p }",
prefix, con->sd, con->flags, con->callback, con->ptr, (con->ev.events & EPOLLIN ? "R" : ""),(con->ev.events & EPOLLOUT ? "W" : "") , con->ev.data.ptr);
if (con->timeout)
{
sprintf(buf + off, ", timeout={ %d seconds left }", (int) (time(0) - con->timeout->timestamp));
}
else
{
sprintf(buf + off, ", timeout=NULL");
}
LOG_WARN(buf);
}
struct net_backend
{
int epfd;
@ -65,6 +49,23 @@ struct net_backend
static struct net_backend* g_backend = 0;
static void net_con_print(const char* prefix, struct net_connection* con)
{
char buf[512];
int off = snprintf(buf, 512, "%s: net_connection={ sd=%d, flags=%u, callback=%p, ptr=%p, ev={ events=%s%s, data.ptr=%p }",
prefix, con->sd, con->flags, con->callback, con->ptr, (con->ev.events & EPOLLIN ? "R" : ""),(con->ev.events & EPOLLOUT ? "W" : "") , con->ev.data.ptr);
if (con->timeout)
{
sprintf(buf + off, ", timeout={ %d seconds left }", (int) (con->timeout->timestamp - g_backend->now));
}
else
{
sprintf(buf + off, ", timeout=NULL");
}
LOG_TRACE(buf);
}
/**
* Initialize the network backend.
* Returns 1 on success, or 0 on failure.
@ -106,7 +107,7 @@ void net_backend_shutdown()
int net_backend_process()
{
int n;
LOG_WARN("epoll_wait: fd=%d, events=%x, max=%zu", g_backend->epfd, g_backend->events, MIN(g_backend->num, EPOLL_EVBUFFER));
LOG_TRACE("epoll_wait: fd=%d, events=%x, max=%zu", g_backend->epfd, g_backend->events, MIN(g_backend->num, EPOLL_EVBUFFER));
int res = epoll_wait(g_backend->epfd, g_backend->events, MIN(g_backend->num, EPOLL_EVBUFFER), 1000);
if (res == -1)
{
@ -118,7 +119,7 @@ int net_backend_process()
{
struct net_connection* con = (struct net_connection*) g_backend->events[n].data.ptr;
int ev = 0;
if (g_backend->events[n].events & EPOLLIN) ev |= NET_EVENT_READ;
if (g_backend->events[n].events & EPOLLIN) ev |= NET_EVENT_READ;
if (g_backend->events[n].events & EPOLLOUT) ev |= NET_EVENT_WRITE;
con->callback(con, ev, con->ptr);
}
@ -157,7 +158,7 @@ void net_con_initialize(struct net_connection* con, int sd, net_connection_cb ca
if (epoll_ctl(g_backend->epfd, EPOLL_CTL_ADD, con->sd, &con->ev) == -1)
{
LOG_WARN("epoll_ctl() add failed.");
LOG_TRACE("epoll_ctl() add failed.");
}
net_con_print("ADD", con);
@ -178,7 +179,7 @@ void net_con_update(struct net_connection* con, int events)
if (epoll_ctl(g_backend->epfd, EPOLL_CTL_MOD, con->sd, &con->ev) == -1)
{
LOG_WARN("epoll_ctl() modify failed.");
LOG_TRACE("epoll_ctl() modify failed.");
}
net_con_print("MOD", con);
}
@ -313,5 +314,15 @@ void net_con_set_timeout(struct net_connection* con, int seconds)
}
}
void net_con_clear_timeout(struct net_connection* con)
{
if (con->timeout && timeout_evt_is_scheduled(con->timeout))
{
timeout_queue_remove(&g_backend->timeout_queue, con->timeout);
hub_free(con->timeout);
con->timeout = 0;
}
}
#endif /* USE_EPOLL */

3
src/util/timeout.c
View File

@ -100,7 +100,8 @@ void timeout_queue_remove(struct timeout_queue* t, struct timeout_evt* evt)
if (first == evt)
{
first->next->prev = first->prev;
if (first->next)
first->next->prev = first->prev;
t->events[pos] = first->next;
}
else