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Revision 1.10, Tue Dec 4 22:09:01 2007 UTC (12 years, 1 month ago) by mjf
Branch: MAIN
CVS Tags: yamt-pf42-baseX, yamt-pf42-base4, yamt-pf42-base3, yamt-pf42-base2, yamt-pf42-base, yamt-pf42, yamt-pagecache-base5, yamt-pagecache-base4, yamt-pagecache-base3, yamt-pagecache-base2, yamt-pagecache-base, wrstuden-revivesa-base-3, wrstuden-revivesa-base-2, wrstuden-revivesa-base-1, wrstuden-revivesa-base, wrstuden-revivesa, netbsd-6-base, netbsd-6-1-RELEASE, netbsd-6-1-RC4, netbsd-6-1-RC3, netbsd-6-1-RC2, netbsd-6-1-RC1, netbsd-6-1-5-RELEASE, netbsd-6-1-4-RELEASE, netbsd-6-1-3-RELEASE, netbsd-6-1-2-RELEASE, netbsd-6-1-1-RELEASE, netbsd-6-1, netbsd-6-0-RELEASE, netbsd-6-0-RC2, netbsd-6-0-RC1, netbsd-6-0-6-RELEASE, netbsd-6-0-5-RELEASE, netbsd-6-0-4-RELEASE, netbsd-6-0-3-RELEASE, netbsd-6-0-2-RELEASE, netbsd-6-0-1-RELEASE, netbsd-6-0, netbsd-6, netbsd-5-base, netbsd-5-2-RELEASE, netbsd-5-2-RC1, netbsd-5-2-3-RELEASE, netbsd-5-2-2-RELEASE, netbsd-5-2-1-RELEASE, netbsd-5-2, netbsd-5-1-RELEASE, netbsd-5-1-RC4, netbsd-5-1-RC3, netbsd-5-1-RC2, netbsd-5-1-RC1, netbsd-5-1-5-RELEASE, netbsd-5-1-4-RELEASE, netbsd-5-1-3-RELEASE, netbsd-5-1-2-RELEASE, netbsd-5-1-1-RELEASE, netbsd-5-1, netbsd-5-0-RELEASE, netbsd-5-0-RC4, netbsd-5-0-RC3, netbsd-5-0-RC2, netbsd-5-0-RC1, netbsd-5-0-2-RELEASE, netbsd-5-0-1-RELEASE, netbsd-5-0, netbsd-5, mjf-devfs2-base2, mjf-devfs2-base, mjf-devfs2, mjf-devfs-base, matt-premerge-20091211, matt-nb6-plus-nbase, matt-nb6-plus-base, matt-nb6-plus, matt-nb5-pq3-base, matt-nb5-pq3, matt-nb5-mips64-u2-k2-k4-k7-k8-k9, matt-nb5-mips64-u1-k1-k5, matt-nb5-mips64-premerge-20101231, matt-nb5-mips64-premerge-20091211, matt-nb5-mips64-k15, matt-nb5-mips64, matt-nb4-mips64-k7-u2a-k9b, matt-mips64-premerge-20101231, matt-mips64-base2, matt-armv6-nbase, matt-armv6-base, keiichi-mipv6-base, keiichi-mipv6, jym-xensuspend-nbase, jym-xensuspend-base, jym-xensuspend, hpcarm-cleanup-nbase, hpcarm-cleanup-base, cube-autoconf-base, cube-autoconf, cherry-xenmp-base, cherry-xenmp, bouyer-quota2-nbase, bouyer-quota2-base, bouyer-quota2
Branch point for: yamt-pagecache, tls-maxphys, mjf-devfs
Changes since 1.9: +2 -2 lines

Implement a new magic string for magic symlinks, @ruid, which exapnds to the
real user id of the process and use this magic string for per-user tmp.
This should fix PR/35687

Kernel parts reviewed by wrstuden@

#!/bin/sh
#
# $NetBSD: cleartmp,v 1.10 2007/12/04 22:09:01 mjf Exp $
#

# PROVIDE: cleartmp
# REQUIRE: mountall
# BEFORE:  DAEMON

$_rc_subr_loaded . /etc/rc.subr

name="cleartmp"
rcvar="clear_tmp"
start_cmd="cleartmp_start"
stop_cmd=":"

cleartmp_start()
{
	echo "Clearing temporary files."
	#
	#	Prune quickly with one rm, then use find to clean up
	#	/tmp/[lq]* (this is not needed with mfs /tmp, but
	#	doesn't hurt anything).
	#
	if checkyesno per_user_tmp && [ -d ${per_user_tmp_dir} ]; then
		tmp_dir=${per_user_tmp_dir}
	else
		tmp_dir="/tmp"
		# Check if /tmp was created by the perusertmp rc.d
		# script and recreate it if necessary.
		if [ "$(/usr/bin/readlink /tmp)" = ${per_user_tmp_dir}/@ruid ]; then
			/bin/rm -rf ${tmp_dir}
			/bin/mkdir ${tmp_dir}
			/usr/sbin/chown root:wheel ${tmp_dir}
			/bin/chmod 1777 ${tmp_dir}
		fi
	fi

	(cd ${tmp_dir} && rm -rf [a-km-pr-zA-Z]* &&
	    find -x . ! -name . ! -name lost+found ! -name quota.user \
		! -name quota.group -exec rm -rf -- {} \; -type d -prune)
}

load_rc_config $name
run_rc_command "$1"