LOSKIDRV_API int loski_createprocess(loski_Process *proc,
const char *binpath,
const char *runpath,
char *const argvals[],
char *const envlist[],
FILE *stdin,
FILE *stdout,
FILE *stderr)
{
proc->pid = fork();
proc->status = 0;
if (proc->pid == -1) return errno;
else if (proc->pid > 0) {
loski_proctabput(&table, proc);
return 0;
}
/* child process */
int res = 0;
if (res == 0 && stdin ) res = stdfile(0, stdin);
if (res == 0 && stdout ) res = stdfile(1, stdout);
if (res == 0 && stderr ) res = stdfile(2, stderr);
if (res == 0 && runpath) res = chdir(runpath);
if (res == 0) {
int max = sysconf(_SC_OPEN_MAX);
if (max > 0) {
int i;
for (i=3; i<max; ++i) close(i); /* close all open file descriptors */
if (envlist) execvep(binpath, argvals, envlist);
else execvp(binpath, argvals);
}
}
_exit(errno);
}
static int real_env_stop(vps_handler *h, envid_t veid, const char *vps_root,
int stop_mode)
{
int ret;
if ((ret = vz_chroot(vps_root)))
return ret;
if ((ret = vz_setluid(veid)))
return ret;
close_fds(1, h->vzfd, -1);
if ((ret = vz_env_create_ioctl(h, veid, VE_ENTER)) < 0) {
if (errno == ESRCH)
return 0;
logger(-1, errno, "Container enter failed");
return ret;
}
close(h->vzfd);
switch (stop_mode) {
case M_REBOOT:
{
char *argv[] = {"reboot", NULL};
execvep(argv[0], argv, NULL);
break;
}
case M_HALT:
{
char *argv[] = {"halt", NULL};
execvep(argv[0], argv, NULL);
break;
}
case M_KILL:
{
syscall(__NR_reboot, LINUX_REBOOT_MAGIC1,
LINUX_REBOOT_MAGIC2,
LINUX_REBOOT_CMD_POWER_OFF, NULL);
break;
}
}
return 0;
}
void pathexec_run (char const *file, char const *const *argv, char const *const *envp)
{
register char const *path = env_get("PATH") ;
if (!path) path = SKALIBS_DEFAULTPATH ;
execvep(file, argv, envp, path) ;
}
int execlp(const char * file, char * arg0, ...)
{
return execvep(file,&arg0,environ);
}
