- D.3. /etc/rc.d/init.d/mountvirtfs -

#!/bin/sh
-########################################################################
-# Begin mountvirtfs
-#
-# Description : Ensure proc, sysfs, run, and dev are mounted
-#
-# Authors     : Gerard Beekmans - gerard@linuxfromscratch.org
-#               DJ Lucas - dj@linuxfromscratch.org
-# Update      : Bruce Dubbs - bdubbs@linuxfromscratch.org
-#               Xi Ruoyao - xry111@xry111.site
-#
-# Version     : LFS 12.0
-#
-########################################################################
-
-### BEGIN INIT INFO
-# Provides:            mountvirtfs
-# Required-Start:      $first
-# Should-Start:
-# Required-Stop:
-# Should-Stop:
-# Default-Start:       S
-# Default-Stop:
-# Short-Description:   Mounts various special fs needed at start
-# Description:         Mounts /sys and /proc virtual (kernel) filesystems.
-#                      Mounts /run (tmpfs) and /dev (devtmpfs).
-#                      This is done only if they are not already mounted.
-#                      with the kernel config proposed in the book, dev
-#                      should be automatically mounted by the kernel.
-# X-LFS-Provided-By:   LFS
-### END INIT INFO
-
-. /lib/lsb/init-functions
-
-case "${1}" in
-   start)
-      # Make sure /run is available before logging any messages
-      if ! mountpoint /run >/dev/null; then
-         mount /run || failed=1
-      fi
-
-      mkdir -p   /run/lock 
-      chmod 1777 /run/lock
-
-      log_info_msg "Mounting virtual file systems: ${INFO}/run"
-
-      if ! mountpoint /proc >/dev/null; then
-         log_info_msg2 " ${INFO}/proc"
-         mount -o nosuid,noexec,nodev /proc || failed=1
-      fi
-
-      if ! mountpoint /sys >/dev/null; then
-         log_info_msg2 " ${INFO}/sys"
-         mount -o nosuid,noexec,nodev /sys || failed=1
-      fi
-
-      if ! mountpoint /dev >/dev/null; then
-         log_info_msg2 " ${INFO}/dev"
-         mount -o mode=0755,nosuid /dev  || failed=1
-      fi
-
-      mkdir -p /dev/shm
-      log_info_msg2 " ${INFO}/dev/shm"
-      mount -o nosuid,nodev /dev/shm || failed=1
-
-      mkdir -p /sys/fs/cgroup
-      log_info_msg2 " ${INFO}/sys/fs/cgroup"
-      mount -o nosuid,noexec,nodev /sys/fs/cgroup || failed=1
-
-      (exit ${failed})
-      evaluate_retval
-      if [ "${failed}" = 1 ]; then
-         exit 1
-      fi
-
-      log_info_msg "Create symlinks in /dev targeting /proc: ${INFO}/dev/stdin"
-      ln -sf /proc/self/fd/0 /dev/stdin  || failed=1
-
-      log_info_msg2 " ${INFO}/dev/stdout"
-      ln -sf /proc/self/fd/1 /dev/stdout || failed=1
-
-      log_info_msg2 " ${INFO}/dev/stderr"
-      ln -sf /proc/self/fd/2 /dev/stderr || failed=1
-
-      log_info_msg2 " ${INFO}/dev/fd"
-      ln -sf /proc/self/fd   /dev/fd     || failed=1
-
-      if [ -e /proc/kcore ]; then
-         log_info_msg2 " ${INFO}/dev/core"
-         ln -sf /proc/kcore  /dev/core   || failed=1
-      fi
-
-      (exit ${failed})
-      evaluate_retval
-      exit $failed
-      ;;
-
-   *)
-      echo "Usage: ${0} {start}"
-      exit 1
-      ;;
-esac
-
-# End mountvirtfs
-
- Линукс с нуля - Версия 12.1 -

- Приложение D. Скрипты загрузки и настройки системы-20230728 -

- D.3. - /etc/rc.d/init.d/mountvirtfs -
