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123 lines
3.1 KiB
Bash
123 lines
3.1 KiB
Bash
#!/bin/sh
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########################################################################
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# Begin cleanfs
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#
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# Description : Clean file system
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#
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# Authors : Gerard Beekmans - gerard@linuxfromscratch.org
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# DJ Lucas - dj@linuxfromscratch.org
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# Update : Bruce Dubbs - bdubbs@linuxfromscratch.org
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#
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# Version : LFS 7.0
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#
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########################################################################
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### BEGIN INIT INFO
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# Provides: cleanfs
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# Required-Start: $local_fs
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# Should-Start:
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# Required-Stop:
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# Should-Stop:
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# Default-Start: S
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# Default-Stop:
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# Short-Description: Cleans temporary directories early in the boot process.
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# Description: Cleans temporary directories /run, /var/lock, and
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# optionally, /tmp. cleanfs also creates /run/utmp
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# and any files defined in /etc/sysconfig/createfiles.
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# X-LFS-Provided-By: LFS
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### END INIT INFO
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. /lib/lsb/init-functions
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# Function to create files/directory on boot.
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create_files()
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{
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# Input to file descriptor 9 and output to stdin (redirection)
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exec 9>&0 < /etc/sysconfig/createfiles
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while read name type perm usr grp dtype maj min junk
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do
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# Ignore comments and blank lines.
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case "${name}" in
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""|\#*) continue ;;
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esac
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# Ignore existing files.
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if [ ! -e "${name}" ]; then
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# Create stuff based on its type.
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case "${type}" in
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dir)
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mkdir "${name}"
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;;
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file)
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:> "${name}"
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;;
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dev)
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case "${dtype}" in
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char)
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mknod "${name}" c ${maj} ${min}
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;;
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block)
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mknod "${name}" b ${maj} ${min}
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;;
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pipe)
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mknod "${name}" p
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;;
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*)
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log_warning_msg "\nUnknown device type: ${dtype}"
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;;
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esac
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;;
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*)
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log_warning_msg "\nUnknown type: ${type}"
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continue
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;;
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esac
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# Set up the permissions, too.
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chown ${usr}:${grp} "${name}"
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chmod ${perm} "${name}"
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fi
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done
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# Close file descriptor 9 (end redirection)
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exec 0>&9 9>&-
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return 0
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}
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case "${1}" in
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start)
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log_info_msg "Cleaning file systems:"
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if [ "${SKIPTMPCLEAN}" = "" ]; then
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log_info_msg2 " /tmp"
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cd /tmp &&
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find . -xdev -mindepth 1 ! -name lost+found -delete || failed=1
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fi
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> /run/utmp
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if grep -q '^utmp:' /etc/group ; then
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chmod 664 /run/utmp
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chgrp utmp /run/utmp
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fi
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(exit ${failed})
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evaluate_retval
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if grep -E -qv '^(#|$)' /etc/sysconfig/createfiles 2>/dev/null; then
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log_info_msg "Creating files and directories... "
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create_files # Always returns 0
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evaluate_retval
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fi
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exit $failed
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;;
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*)
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echo "Usage: ${0} {start}"
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exit 1
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;;
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esac
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# End cleanfs
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