slackware-current/source/ap/lxc/scripts/rc.6.lxc
Patrick J Volkerding 3db41f6c76 Fri Jul 19 18:26:45 UTC 2019
a/aaa_elflibs-15.0-x86_64-9.txz:  Rebuilt.
  Upgraded: libbz2.so.1.0.8, libexpat.so.1.6.9, libglib-2.0.so.0.6000.5,
  libgmodule-2.0.so.0.6000.5, libgobject-2.0.so.0.6000.5,
  libgthread-2.0.so.0.6000.5, libidn2.so.0.3.6.
  Removed: libicudata.so.63.1, libicui18n.so.63.1, libicuio.so.63.1,
  libicutest.so.63.1, libicutu.so.63.1, libicuuc.so.63.1.
  Added: libpcre2-8.so.0.8.0, libpsl.so.5.3.2. These are needed by wget which
  is used by slackpkg, so they should be in here. Thanks to OutSiderBR.
ap/lxc-2.0.11_fad08f383-x86_64-1.txz:  Upgraded.
  Updated from 2.0 git branch.
  Ported init script updates from sysvinit-scripts.
d/ccache-3.7.2-x86_64-1.txz:  Upgraded.
l/libsigc++-2.10.2-x86_64-1.txz:  Upgraded.
n/curl-7.65.3-x86_64-1.txz:  Upgraded.
  This is a bugfix release:
  Fix a regression that caused the progress meter not to appear.
  For more information, see:
    https://curl.haxx.se/changes.html
n/iputils-20190709-x86_64-1.txz:  Upgraded.
2019-07-20 08:59:50 +02:00

329 lines
9.6 KiB
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#! /bin/sh
#
# rc.6 This file is executed by init when it goes into runlevel
# 0 (halt) or runlevel 6 (reboot). It kills all processes,
# unmounts file systems and then either halts or reboots.
#
# Version: @(#)/etc/rc.d/rc.6 2.47 Sat Jan 13 13:37:26 PST 2001
#
# Author: Miquel van Smoorenburg <miquels@drinkel.nl.mugnet.org>
# Modified by: Patrick J. Volkerding, <volkerdi@slackware.com>
#
# Set the path.
PATH=/usr/local/sbin:/usr/sbin:/sbin:/usr/local/bin:/usr/bin:/bin
# Set $container variable since this is a modified version of rc.6 with
# changes for running in an lxc container. A check to see if this variable
# is set will be used to skip parts of the script that we don't want to run
# in a container. Thanks to Matteo Bernardini <ponce@slackbuilds.org> and
# Chris Willing for the initial work making this script lxc compatible.
container="lxc"
# If there are SystemV init scripts for this runlevel, run them.
if [ -x /etc/rc.d/rc.sysvinit ]; then
/etc/rc.d/rc.sysvinit
fi
# Set linefeed mode to avoid staircase effect.
/bin/stty onlcr
echo "Running shutdown script $0:"
# Find out how we were called.
case "$0" in
*0)
shutdown_command="halt"
;;
*6)
shutdown_command=reboot
;;
*)
echo "$0: call me as \"rc.0\" or \"rc.6\" please!"
exit 1
;;
esac
# Restart init. This prevents init from hanging on to file handles for removed
# glibc shared libraries in the case that those were upgraded or reinstalled.
/sbin/telinit u
# Save the system time to the hardware clock using hwclock --systohc.
# This will also create or update the timestamps in /etc/adjtime.
if [ -x /sbin/hwclock -a -z "$container" ]; then
# Check for a broken motherboard RTC clock (where ioports for rtc are
# unknown) to prevent hwclock causing a hang:
if ! grep -q " : rtc" /proc/ioports ; then
CLOCK_OPT="--directisa"
fi
if [ /etc/adjtime -nt /etc/hardwareclock ]; then
if grep -q "^LOCAL" /etc/adjtime ; then
echo "Saving system time to the hardware clock (localtime)."
else
echo "Saving system time to the hardware clock (UTC)."
fi
/sbin/hwclock $CLOCK_OPT --systohc
elif grep -q "^UTC" /etc/hardwareclock 2> /dev/null ; then
echo "Saving system time to the hardware clock (UTC)."
if [ ! -r /etc/adjtime ]; then
echo "Creating system time correction file /etc/adjtime."
fi
/sbin/hwclock $CLOCK_OPT --utc --systohc
else
echo "Saving system time to the hardware clock (localtime)."
if [ ! -r /etc/adjtime ]; then
echo "Creating system time correction file /etc/adjtime."
fi
/sbin/hwclock $CLOCK_OPT --localtime --systohc
fi
fi
# Run any local shutdown scripts:
if [ -x /etc/rc.d/rc.local_shutdown ]; then
/etc/rc.d/rc.local_shutdown stop
fi
# Stop the Apache web server:
if [ -x /etc/rc.d/rc.httpd ]; then
/etc/rc.d/rc.httpd stop
fi
# Stop the MySQL database:
if [ -x /etc/rc.d/rc.mysqld -a -r /var/run/mysql/mysql.pid ]; then
/etc/rc.d/rc.mysqld stop
fi
# Stop the Samba server:
if [ -x /etc/rc.d/rc.samba ]; then
/etc/rc.d/rc.samba stop
fi
# Shut down the NFS server:
if [ -x /etc/rc.d/rc.nfsd ]; then
/etc/rc.d/rc.nfsd stop
fi
# Shut down the SSH server:
if [ -x /etc/rc.d/rc.sshd ]; then
/etc/rc.d/rc.sshd stop
fi
# Shut down the SASL authentication daemon:
if [ -x /etc/rc.d/rc.saslauthd ]; then
/etc/rc.d/rc.saslauthd stop
fi
# Shut down OpenLDAP:
if [ -x /etc/rc.d/rc.openldap ]; then
/etc/rc.d/rc.openldap stop
fi
# Stop the haveged entropy daemon:
if [ -x /etc/rc.d/rc.haveged -a -z "$container" ]; then
/etc/rc.d/rc.haveged stop
fi
# Stop D-Bus:
if [ -x /etc/rc.d/rc.messagebus ]; then
/etc/rc.d/rc.messagebus stop
fi
# Kill any processes (typically gam) that would otherwise prevent
# unmounting NFS volumes:
unset FUSER_DELAY
for dir in $(/bin/mount | grep 'type nfs ' | sed -e 's|.* on ||g' | cut -d ' ' -f 1) ; do
echo "Killing processes holding NFS mount $dir open..."
# Background this to prevent fuser from also blocking shutdown:
/usr/bin/fuser -k -M -m "$dir" &
FUSER_DELAY=5
done
# If fuser was run, let it have some delay:
if [ ! -z "$FUSER_DELAY" ]; then
sleep $FUSER_DELAY
fi
# Unmount any NFS, SMB, or CIFS filesystems:
echo "Unmounting remote filesystems:"
/bin/umount -v -a -l -f -r -t nfs,smbfs,cifs | tr -d ' ' | grep successfully | sed "s/:successfullyunmounted/ has been successfully unmounted./g"
# Try to shut down pppd:
PS="$(ps ax)"
if echo "$PS" | /bin/grep -q -w pppd ; then
if [ -x /usr/sbin/ppp-off ]; then
/usr/sbin/ppp-off
fi
fi
# Shut down YP services:
if [ -x /etc/rc.d/rc.yp ]; then
if grep -wq stop /etc/rc.d/rc.yp ; then
/etc/rc.d/rc.yp stop
fi
fi
# Bring down the networking system, but first make sure that this
# isn't a diskless client with the / partition mounted via NFS:
if ! /bin/mount | /bin/grep -q 'on / type nfs' ; then
if [ -x /etc/rc.d/rc.inet1 ]; then
/etc/rc.d/rc.inet1 stop
fi
fi
# In case dhcpcd might have been manually started on the command line,
# look for the .pid file, and shut dhcpcd down if it's found:
if /bin/ls /etc/dhcpc/*.pid 1> /dev/null 2> /dev/null ; then
/sbin/dhcpcd -k 1> /dev/null 2> /dev/null
# A little time for /etc/resolv.conf and/or other files to
# restore themselves.
sleep 2
fi
# Shut down PCMCIA devices:
if [ -x /etc/rc.d/rc.pcmcia -a -z "$container" ]; then
/etc/rc.d/rc.pcmcia stop
# The cards might need a little extra time here to deactivate:
/bin/sleep 5
fi
# Turn off process accounting:
if [ -x /sbin/accton -a -r /var/log/pacct ]; then
/sbin/accton off
fi
# Terminate acpid before syslog:
if [ -x /etc/rc.d/rc.acpid -a -r /var/run/acpid.pid -a -z "$container" ]; then # quit
/etc/rc.d/rc.acpid stop
fi
# Stop udev:
if [ -x /etc/rc.d/rc.udev -a -z "$container" ]; then
/etc/rc.d/rc.udev force-stop
fi
# Kill all remaining processes.
OMITPIDS="$(for p in $(pgrep mdmon); do echo -o $p; done)" # Don't kill mdmon
if [ ! "$1" = "fast" ]; then
echo "Sending all processes the SIGTERM signal."
/sbin/killall5 -15 $OMITPIDS
/bin/sleep 5
echo "Sending all processes the SIGKILL signal."
/sbin/killall5 -9 $OMITPIDS
fi
# Try to turn off quota.
if /bin/grep -q quota /etc/fstab ; then
if [ -x /sbin/quotaoff -a -z "$container" ]; then
echo "Turning off filesystem quotas."
/sbin/quotaoff -a
fi
fi
# Carry a random seed between reboots.
echo "Saving random seed from /dev/urandom in /etc/random-seed."
# Use the pool size from /proc, or 4096 bits:
if [ -r /proc/sys/kernel/random/poolsize ]; then
/bin/dd if=/dev/urandom of=/etc/random-seed count=1 bs=$(expr $(cat /proc/sys/kernel/random/poolsize) / 8) 2> /dev/null
else
/bin/dd if=/dev/urandom of=/etc/random-seed count=1 bs=512 2> /dev/null
fi
/bin/chmod 600 /etc/random-seed
# Before unmounting file systems write a reboot or halt record to wtmp.
$shutdown_command -w
# Turn off swap:
if [ -z "$container" ]; then
echo "Turning off swap."
/sbin/swapoff -a
/bin/sync
fi
# Stop cgmanager and cgproxy:
if [ -x /etc/rc.d/rc.cgmanager -a -z "$container" ]; then
/etc/rc.d/rc.cgmanager stop
fi
if [ -z "$container" ]; then
echo "Unmounting local file systems:"
/bin/umount -v -a -t no,proc,sysfs,devtmpfs,fuse.gvfsd-fuse,tmpfs
# JFS needs a sync here or the / partition cannot be remounted read-only.
# In spite of this, it seems that a JFS root partition will always be checked
# (and found to be clean) at boot:
/bin/sync
echo "Remounting root filesystem read-only:"
/bin/mount -v -n -o remount,ro /
fi
# This never hurts:
/bin/sync
# Close any volumes opened by cryptsetup:
if [ -f /etc/crypttab -a -x /sbin/cryptsetup ]; then
cat /etc/crypttab | grep -v "^#" | grep -v "^$" | while read line; do
# NOTE: we only support LUKS formatted volumes (except for swap)!
LUKS=$(echo $line | tr '\t' ' ' | tr -s ' ' | cut -f1 -d' ')
DEV=$(echo $line | tr '\t' ' ' | tr -s ' ' | cut -f2 -d' ')
OPTS=$(echo $line | tr '\t' ' ' | tr -s ' ' | cut -f4 -d' ')
if /sbin/cryptsetup isLuks $DEV 2>/dev/null ; then
echo "Locking LUKS crypt volume '${LUKS}':"
/sbin/cryptsetup luksClose ${LUKS}
elif echo $OPTS | grep -wq swap ; then
# If any of the volumes was used as encrypted swap,
# then run mkswap on the underlying device -
# in case other Linux installations on this computer should use it:
echo "Erasing encrypted swap '${LUKS}' and restoring normal swap on ${DEV}:"
/sbin/cryptsetup remove ${LUKS}
mkswap $DEV
fi
done
fi
# Deactivate LVM volume groups:
if [ -z "$container" ]; then
if [ -r /etc/lvmtab -o -d /etc/lvm/backup ]; then
echo "Deactivating LVM volume groups:"
/sbin/vgchange -an
fi
fi
# This never hurts again (especially since root-on-LVM always fails
# to deactivate the / logical volume... but at least it was
# remounted as read-only first)
/bin/sync
# sleep 3 fixes problems with some hard drives that don't
# otherwise finish syncing before reboot or poweroff
/bin/sleep 3
# This is to ensure all processes have completed on SMP machines:
wait
if [ -x /sbin/genpowerd -a -z "$container" ]; then
# See if this is a powerfail situation:
if /bin/egrep -q "FAIL|SCRAM" /etc/upsstatus 2> /dev/null ; then
# Signal UPS to shut off the inverter:
/sbin/genpowerd -k
if [ ! $? = 0 ]; then
echo
echo "There was an error signaling the UPS."
echo "Perhaps you need to edit /etc/genpowerd.conf to configure"
echo "the serial line and UPS type."
# Wasting 15 seconds of precious power:
/bin/sleep 15
fi
fi
fi
if [ "$container" = "lxc" ]; then
# confirm successful shutdown of the container
echo "LXC container stopped."
fi
# Now halt (poweroff with APM or ACPI enabled kernels) or reboot.
if [ "$shutdown_command" = "reboot" ]; then
echo "Rebooting."
/sbin/reboot
else
/sbin/poweroff
fi