mirror of
https://github.com/siderolabs/talos.git
synced 2025-12-16 23:11:16 +01:00
1a8cc5f8b2
Label mounted filesystems like ephemeral, overlay mounts, as well as data directories (going to become volumes later). Signed-off-by: Dmitry Sharshakov <dmitry.sharshakov@siderolabs.com>
60 lines
2.4 KiB
Go
60 lines
2.4 KiB
Go
// This Source Code Form is subject to the terms of the Mozilla Public
|
|
// License, v. 2.0. If a copy of the MPL was not distributed with this
|
|
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
|
|
|
|
package mount
|
|
|
|
import (
|
|
"os"
|
|
|
|
"golang.org/x/sys/unix"
|
|
|
|
"github.com/siderolabs/talos/pkg/machinery/constants"
|
|
)
|
|
|
|
// Pseudo returns the mountpoints required to boot the system.
|
|
func Pseudo() Points {
|
|
return Points{
|
|
NewPoint("devtmpfs", "/dev", "devtmpfs", WithFlags(unix.MS_NOSUID), WithData("mode=0755")),
|
|
NewPoint("proc", "/proc", "proc", WithFlags(unix.MS_NOSUID|unix.MS_NOEXEC|unix.MS_NODEV)),
|
|
NewPoint("sysfs", "/sys", "sysfs"),
|
|
}
|
|
}
|
|
|
|
// PseudoLate returns the mountpoints mounted later in the boot cycle.
|
|
func PseudoLate() Points {
|
|
return Points{
|
|
NewPoint("tmpfs", "/run", "tmpfs", WithFlags(unix.MS_NOSUID|unix.MS_NOEXEC|unix.MS_RELATIME), WithData("mode=0755"), WithSelinuxLabel(constants.RunSelinuxLabel)),
|
|
NewPoint("tmpfs", "/system", "tmpfs", WithData("mode=0755"), WithSelinuxLabel(constants.SystemSelinuxLabel)),
|
|
NewPoint("tmpfs", "/tmp", "tmpfs", WithFlags(unix.MS_NOSUID|unix.MS_NOEXEC|unix.MS_NODEV), WithData("size=64M"), WithData("mode=0755")),
|
|
}
|
|
}
|
|
|
|
// PseudoSubMountPoints returns the sub-mountpoints under Pseudo().
|
|
func PseudoSubMountPoints() Points {
|
|
points := Points{
|
|
NewPoint("devshm", "/dev/shm", "tmpfs", WithFlags(unix.MS_NOSUID|unix.MS_NOEXEC|unix.MS_NODEV|unix.MS_RELATIME)),
|
|
NewPoint("devpts", "/dev/pts", "devpts", WithFlags(unix.MS_NOSUID|unix.MS_NOEXEC), WithData("ptmxmode=000,mode=620,gid=5")),
|
|
NewPoint("hugetlb", "/dev/hugepages", "hugetlbfs", WithFlags(unix.MS_NOSUID|unix.MS_NODEV)),
|
|
NewPoint("bpf", "/sys/fs/bpf", "bpf"),
|
|
NewPoint("securityfs", "/sys/kernel/security", "securityfs", WithFlags(unix.MS_NOSUID|unix.MS_NOEXEC|unix.MS_NODEV|unix.MS_RELATIME)),
|
|
NewPoint("tracefs", "/sys/kernel/tracing", "tracefs", WithFlags(unix.MS_NOSUID|unix.MS_NOEXEC|unix.MS_NODEV)),
|
|
}
|
|
|
|
if _, err := os.Stat(constants.EFIVarsMountPoint); err == nil {
|
|
// mount EFI vars if they exist
|
|
points = append(points,
|
|
NewPoint("efivars", constants.EFIVarsMountPoint, "efivarfs", WithFlags(unix.MS_NOSUID|unix.MS_NOEXEC|unix.MS_NODEV|unix.MS_RELATIME|unix.MS_RDONLY)),
|
|
)
|
|
}
|
|
|
|
if _, err := os.Stat("/sys/fs/selinux"); err == nil {
|
|
// mount selinuxfs if it exists
|
|
points = append(points,
|
|
NewPoint("selinuxfs", "/sys/fs/selinux", "selinuxfs", WithFlags(unix.MS_NOSUID|unix.MS_NOEXEC|unix.MS_RELATIME)),
|
|
)
|
|
}
|
|
|
|
return points
|
|
}
|