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Make the sudo side of the intercept socket non-blocking.

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This commit is contained in:
Todd C. Miller
2021-08-31 07:46:58 -06:00
parent 3c26b92a75
commit a078bc64bb
1 changed files with 4 additions and 1 deletions
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5
src/exec_intercept.c
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@@ -854,7 +854,7 @@ intercept_accept_cb(int fd, int what, void *v)
struct sudo_event_base *evbase = sudo_ev_get_base(&closure->ev);
struct sockaddr_in sin;
socklen_t sin_len = sizeof(sin);
int client_sock;
int client_sock, flags;
debug_decl(intercept_accept_cb, SUDO_DEBUG_EXEC);
if (closure->state != RECV_CONNECTION) {
@@ -870,6 +870,9 @@ intercept_accept_cb(int fd, int what, void *v)
sudo_warn("accept");
goto bad;
}
flags = fcntl(client_sock, F_GETFL, 0);
if (flags != -1)
(void)fcntl(client_sock, F_SETFL, flags | O_NONBLOCK);
if (!intercept_setup(client_sock, evbase, closure->details)) {
goto bad;