blob: eeb4ba80f5f2f734e7bd39274675615f86249033 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
|
/* SPDX-License-Identifier: LGPL-2.1-or-later */
#include <stdlib.h>
#include "fd-util.h"
#include "log.h"
#include "socket-util.h"
int main(int argc, char *argv[]) {
static const union sockaddr_union sa = {
.un.sun_family = AF_UNIX,
.un.sun_path = "/run/systemd/cgroups-agent",
};
_cleanup_close_ int fd = -1;
ssize_t n;
size_t l;
if (argc != 2) {
log_error("Incorrect number of arguments.");
return EXIT_FAILURE;
}
log_setup_service();
fd = socket(AF_UNIX, SOCK_DGRAM|SOCK_CLOEXEC, 0);
if (fd < 0) {
log_debug_errno(errno, "Failed to allocate socket: %m");
return EXIT_FAILURE;
}
l = strlen(argv[1]);
n = sendto(fd, argv[1], l, 0, &sa.sa, SOCKADDR_UN_LEN(sa.un));
if (n < 0) {
log_debug_errno(errno, "Failed to send cgroups agent message: %m");
return EXIT_FAILURE;
}
if ((size_t) n != l) {
log_debug("Datagram size mismatch");
return EXIT_FAILURE;
}
return EXIT_SUCCESS;
}
|
