/*
* for each mounted cgroup, destroy the cgroup for the container
*/
int lxc_cgroup_destroy(const char *name)
{
struct mntent *mntent;
FILE *file = NULL;
int ret, err = -1;
file = setmntent(MTAB, "r");
if (!file) {
SYSERROR("failed to open %s", MTAB);
return -1;
}
while ((mntent = getmntent(file))) {
if (!strcmp(mntent->mnt_type, "cgroup")) {
DEBUG("destroying %s %s\n", mntent->mnt_dir, name);
ret = lxc_one_cgroup_destroy(mntent->mnt_dir, name);
if (ret) {
fclose(file);
return ret;
}
err = 0;
}
}
fclose(file);
return err;
}
/*
* for each mounted cgroup, destroy the cgroup for the container
*/
int lxc_cgroup_destroy(const char *cgpath)
{
struct mntent *mntent;
FILE *file = NULL;
int err, retv = 0;
file = setmntent(MTAB, "r");
if (!file) {
SYSERROR("failed to open %s", MTAB);
return -1;
}
while ((mntent = getmntent(file))) {
if (strcmp(mntent->mnt_type, "cgroup"))
continue;
if (!mount_has_subsystem(mntent))
continue;
err = lxc_one_cgroup_destroy(mntent, cgpath);
if (err) // keep trying to clean up the others
retv = -1;
}
endmntent(file);
return retv;
}
/*
* for each mounted cgroup, destroy the cgroup for the container
*/
int lxc_cgroup_destroy(const char *name)
{
struct mntent *mntent;
FILE *file = NULL;
int err = -1;
file = setmntent(MTAB, "r");
if (!file) {
SYSERROR("failed to open %s", MTAB);
return -1;
}
while ((mntent = getmntent(file))) {
if (strcmp(mntent->mnt_type, "cgroup"))
continue;
if (!mount_has_subsystem(mntent))
continue;
err = lxc_one_cgroup_destroy(mntent, name);
if (err)
break;
}
endmntent(file);
return err;
}