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Flock: more filedes cleanup

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This commit is contained in:
Maria Matejka 2024-10-02 15:03:18 +02:00
parent 90ffd2e3d3
commit ddbfc5557b
1 changed files with 8 additions and 2 deletions
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10
flock/container.c
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@ -24,6 +24,7 @@ static struct hypervisor_container_forker {
struct birdloop *loop;
HASH(struct container_runtime) hash;
struct container_runtime *cur_crt;
int ctl[2]; /* socketpair filedescriptors */
} hcf;
static struct container_config {
@ -524,7 +525,10 @@ container_start(void)
if (!pid)
{
/* Cleanup in control sockets */
close(hcf.ctl[1]);
close(fds[0]);
ASSERT_DIE(container_counter < 0x6000);
this_thread_id -= (container_counter << 1) + 0x3000 ;
container_mainloop(fds[1]); /* this never returns */
@ -556,10 +560,13 @@ container_start(void)
c->cmsg_len = CMSG_LEN(sizeof fds[0]);
memcpy(CMSG_DATA(c), &fds[0], sizeof fds[0]);
log(L_INFO "Sending socket");
e = sendmsg(container_forker_fd, &m, 0);
if (e < 0)
log(L_ERR "Failed to send socket: %m");
log(L_INFO "Socket sent");
exit(0);
}
@ -1158,7 +1165,7 @@ hcf_parse(byte *buf, int size)
void
hypervisor_container_fork(void)
{
int fds[2], e;
int e, *fds = hcf.ctl;
/* create socketpair before forking to do communication */
e = socketpair(AF_UNIX, SOCK_STREAM | SOCK_CLOEXEC, 0, fds);
@ -1226,4 +1233,3 @@ hypervisor_container_fork(void)
hcf_parse(buf, rx);
}
}