#include <sys/mount.h>
#include <sys/types.h>
#include <sys/stat.h>
+#include <sys/sysmacros.h>
#include <stdio.h>
#include <fcntl.h>
#include <unistd.h>
#include <stdlib.h>
+#include "../utils/utils.h"
#include "init.h"
+#include "../libc-compat.h"
+#include "../container.h"
static void
early_dev(void)
early_console(const char *dev)
{
struct stat s;
- int dd;
if (stat(dev, &s)) {
- ERROR("Failed to stat %s\n", dev);
+ ERROR("Failed to stat %s: %m\n", dev);
return;
}
- dd = open(dev, O_RDWR);
- if (dd < 0)
- dd = open("/dev/null", O_RDWR);
-
- dup2(dd, STDIN_FILENO);
- dup2(dd, STDOUT_FILENO);
- dup2(dd, STDERR_FILENO);
-
- if (dd != STDIN_FILENO &&
- dd != STDOUT_FILENO &&
- dd != STDERR_FILENO)
- close(dd);
+ if (patch_stdio(dev)) {
+ ERROR("Failed to setup i/o redirection\n");
+ return;
+ }
fcntl(STDERR_FILENO, F_SETFL, fcntl(STDERR_FILENO, F_GETFL) | O_NONBLOCK);
}
{
unsigned int oldumask = umask(0);
- mount("proc", "/proc", "proc", MS_NOATIME, 0);
- mount("sysfs", "/sys", "sysfs", MS_NOATIME, 0);
- mount("none", "/sys/fs/cgroup", "cgroup", 0, 0);
- mount("tmpfs", "/dev", "tmpfs", MS_NOATIME, "mode=0755,size=512K");
- mkdir("/dev/shm", 01777);
- mkdir("/dev/pts", 0755);
- mount("devpts", "/dev/pts", "devpts", MS_NOATIME, "mode=600");
- early_dev();
+ if (!is_container()) {
+ mount("proc", "/proc", "proc", MS_NOATIME | MS_NODEV | MS_NOEXEC | MS_NOSUID, NULL);
+ mount("sysfs", "/sys", "sysfs", MS_NOATIME | MS_NODEV | MS_NOEXEC | MS_NOSUID, NULL);
+ mount("efivars", "/sys/firmware/efi/efivars", "efivarfs", MS_NOATIME | MS_NODEV | MS_NOEXEC | MS_NOSUID, NULL);
+ mount("cgroup2", "/sys/fs/cgroup", "cgroup2", MS_NODEV | MS_NOEXEC | MS_NOSUID | MS_RELATIME, "nsdelegate");
+ mount("tmpfs", "/dev", "tmpfs", MS_NOATIME | MS_NOEXEC | MS_NOSUID, "mode=0755,size=512K");
+ ignore(symlink("/tmp/shm", "/dev/shm"));
+ mkdir("/dev/pts", 0755);
+ mount("devpts", "/dev/pts", "devpts", MS_NOATIME | MS_NOEXEC | MS_NOSUID, NULL);
+
+ early_dev();
+ }
early_console("/dev/console");
- if (mount_zram_on_tmp())
- mount("tmpfs", "/tmp", "tmpfs", MS_NOSUID | MS_NODEV | MS_NOATIME, NULL);
- else
- mkdev("*", 0600);
- mkdir("/tmp/run", 0777);
- mkdir("/tmp/lock", 0777);
- mkdir("/tmp/state", 0777);
+
+ mount("tmpfs", "/tmp", "tmpfs", MS_NOSUID | MS_NODEV | MS_NOATIME, "mode=01777");
+ mkdir("/tmp/shm", 01777);
+
+ mkdir("/tmp/run", 0755);
+ mkdir("/tmp/lock", 0755);
+ mkdir("/tmp/state", 0755);
umask(oldumask);
}
static void
early_env(void)
{
- setenv("PATH", "/bin:/sbin:/usr/bin:/usr/sbin", 1);
+ setenv("PATH", EARLY_PATH, 1);
}
void