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ssld: Fix an fd leak when closing connections.

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Lightly tested.
This commit is contained in:
Jilles Tjoelker 2009-11-15 23:11:18 +01:00
parent c03677e9be
commit e99f612205
1 changed files with 34 additions and 4 deletions
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38
ssld/ssld.c
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@ -171,6 +171,7 @@ static void conn_mod_write_sendq(rb_fde_t *, void *data);
static void conn_plain_write_sendq(rb_fde_t *, void *data);
static void mod_write_ctl(rb_fde_t *, void *data);
static void conn_plain_read_cb(rb_fde_t *fd, void *data);
static void conn_plain_read_shutdown_cb(rb_fde_t *fd, void *data);
static void mod_cmd_write_queue(mod_ctl_t * ctl, const void *data, size_t len);
static const char *remote_closed = "Remote host closed the connection";
static int ssl_ok;
@ -262,16 +263,17 @@ close_conn(conn_t * conn, int wait_plain, const char *fmt, ...)
rb_close(conn->mod_fd);
SetDead(conn);
if(conn->id >= 0 && !IsZipSSL(conn))
rb_dlinkDelete(&conn->node, connid_hash(conn->id));
if(!wait_plain || fmt == NULL)
{
rb_close(conn->plain_fd);
if(conn->id >= 0 && !IsZipSSL(conn))
rb_dlinkDelete(&conn->node, connid_hash(conn->id));
rb_dlinkAdd(conn, &conn->node, &dead_list);
return;
}
rb_setselect(conn->plain_fd, RB_SELECT_WRITE | RB_SELECT_READ, NULL, NULL);
rb_setselect(conn->plain_fd, RB_SELECT_READ, conn_plain_read_shutdown_cb, conn);
rb_setselect(conn->plain_fd, RB_SELECT_WRITE, NULL, NULL);
va_start(ap, fmt);
rb_vsnprintf(reason, sizeof(reason), fmt, ap);
va_end(ap);
@ -541,6 +543,34 @@ conn_plain_read_cb(rb_fde_t *fd, void *data)
}
}
static void
conn_plain_read_shutdown_cb(rb_fde_t *fd, void *data)
{
conn_t *conn = data;
int length = 0;
if(conn == NULL)
return;
while(1)
{
length = rb_read(conn->plain_fd, inbuf, sizeof(inbuf));
if(length == 0 || (length < 0 && !rb_ignore_errno(errno)))
{
rb_close(conn->plain_fd);
rb_dlinkAdd(conn, &conn->node, &dead_list);
return;
}
if(length < 0)
{
rb_setselect(conn->plain_fd, RB_SELECT_READ, conn_plain_read_shutdown_cb, conn);
return;
}
}
}
static void
conn_mod_read_cb(rb_fde_t *fd, void *data)
{