5 changed files with 895 additions and 3 deletions
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#!/bin/sh |
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# |
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# /etc/rc.d/rc.S: System initialization script. |
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# |
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# Mostly written by: Patrick J. Volkerding, <volkerdi@slackware.com> |
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# |
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|
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PATH=/sbin:/usr/sbin:/bin:/usr/bin |
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|
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# Try to mount /proc: |
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/sbin/mount -v proc /proc -n -t proc 2> /dev/null |
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|
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# Mount sysfs next, if the kernel supports it: |
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if [ -d /sys ]; then |
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if grep -wq sysfs /proc/filesystems ; then |
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if ! grep -wq sysfs /proc/mounts ; then |
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/sbin/mount -v sysfs /sys -n -t sysfs |
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fi |
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fi |
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fi |
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|
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# If /run exists, mount a tmpfs on it (unless the |
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# initrd has already done so): |
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if [ -d /run ]; then |
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if ! grep -wq "tmpfs /run tmpfs" /proc/mounts ; then |
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/sbin/mount -v -n -t tmpfs tmpfs /run -o mode=0755 |
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fi |
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fi |
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|
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# Load the loop device kernel module: |
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if [ -x /etc/rc.d/rc.loop ]; then |
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. /etc/rc.d/rc.loop start |
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fi |
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|
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# Initialize udev to manage /dev entries and hotplugging. |
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# You may turn off udev by making the /etc/rc.d/rc.udev file non-executable |
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# or giving the "nohotplug" option at boot, but realize that if you turn off |
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# udev that you will have to load all the kernel modules that you need |
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# yourself (possibly in /etc/rc.d/rc.modules.local), and make any additional |
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# device nodes that you need in the /dev directory. Even USB and IEEE1394 |
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# devices will need to have the modules loaded by hand if udev is not used. |
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# So use it. :-) |
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if grep -wq sysfs /proc/mounts && grep -q devtmpfs /proc/filesystems ; then |
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if ! grep -wq nohotplug /proc/cmdline ; then |
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if [ -x /etc/rc.d/rc.udev ]; then |
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/bin/sh /etc/rc.d/rc.udev start |
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fi |
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fi |
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fi |
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|
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# Mount Control Groups filesystem interface: |
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if grep -wq cgroup /proc/filesystems ; then |
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if [ -d /sys/fs/cgroup ]; then |
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# See linux-*/Documentation/cgroups/cgroups.txt (section 1.6) |
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# Check if we have some tools to autodetect the available cgroup controllers |
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if [ -x /bin/cut -a -x /bin/tail ]; then |
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# Mount a tmpfs as the cgroup filesystem root |
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mount -t tmpfs -o mode=0755 cgroup_root /sys/fs/cgroup |
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# Autodetect available controllers and mount them in subfolders |
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controllers="$(/bin/cut -f 1 /proc/cgroups | /bin/tail -n +2)" |
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for i in $controllers; do |
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mkdir /sys/fs/cgroup/$i |
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mount -t cgroup -o $i $i /sys/fs/cgroup/$i |
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done |
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unset i controllers |
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else |
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# We can't use autodetection so fall back mounting them all together |
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mount -t cgroup cgroup /sys/fs/cgroup |
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fi |
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else |
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mkdir -p /dev/cgroup |
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mount -t cgroup cgroup /dev/cgroup |
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fi |
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fi |
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|
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|
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# Initialize the Logical Volume Manager. |
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# This won't start unless we find /etc/lvmtab (LVM1) or |
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# /etc/lvm/backup/ (LVM2). This is created by /sbin/vgscan, so to |
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# use LVM you must run /sbin/vgscan yourself the first time (and |
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# create some VGs and LVs). |
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# Create LVM lock/run directories: |
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mkdir -p -m 0700 /run/lvm /run/lock /run/lock/lvm |
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if [ -r /etc/lvmtab -o -d /etc/lvm/backup ]; then |
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echo "Initializing LVM (Logical Volume Manager):" |
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# Check for device-mapper support. |
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if ! grep -wq device-mapper /proc/devices ; then |
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# Try to load a device-mapper kernel module: |
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/sbin/modprobe -q dm-mod |
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fi |
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# Scan for new volume groups: |
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/sbin/vgscan --mknodes --ignorelockingfailure 2> /dev/null |
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if [ $? = 0 ]; then |
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# Make volume groups available to the kernel. |
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# This should also make logical volumes available. |
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/sbin/vgchange -ay --ignorelockingfailure |
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fi |
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fi |
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|
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# Open any volumes created by cryptsetup. |
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# |
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# Some notes on /etc/crypttab in Slackware: |
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# Only LUKS formatted volumes are supported (except for swap) |
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# crypttab follows the following format: |
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# <luks_name> <device> <password> <options> |
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# |
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# <luks_name>: This is the name of your LUKS volume. |
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# For example: crypt-home |
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# |
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# <device>: This is the device containing your LUKS volume. |
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# For example: /dev/sda2 |
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# |
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# <password>: This is either the volume password in plain text, or the name of |
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# a key file. Use 'none' to interactively enter password on boot. |
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# |
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# <options>: Comma-separated list of options. Note that there must be a |
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# password field for any options to be picked up (use a password of 'none' to |
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# get a password prompt at boot). The following options are supported: |
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# |
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# discard -- this will cause --allow-discards to be passed to the cryptsetup |
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# program while opening the LUKS volume. |
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# |
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# ro -- this will cause --readonly to be passed to the cryptsetup program while |
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# opening the LUKS volume. |
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# |
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# swap -- this option cannot be used with other options. The device given will |
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# be formatted as a new encrypted volume with a random key on boot, and used as |
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# swap. |
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# |
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if [ -f /etc/crypttab -a -x /sbin/cryptsetup ]; then |
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# First, check for device-mapper support. |
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if ! grep -wq device-mapper /proc/devices ; then |
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# If device-mapper exists as a module, try to load it. |
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# Try to load a device-mapper kernel module: |
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/sbin/modprobe -q dm-mod |
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fi |
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# NOTE: we only support LUKS formatted volumes (except for swap)! |
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cat /etc/crypttab | grep -v "^#" | grep -v "^$" | while read line; do |
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eval LUKSARRAY=( $line ) |
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LUKS="${LUKSARRAY[0]}" |
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DEV="${LUKSARRAY[1]}" |
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PASS="${LUKSARRAY[2]}" |
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OPTS="${LUKSARRAY[3]}" |
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LUKSOPTS="" |
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if echo $OPTS | grep -wq ro ; then LUKSOPTS="${LUKSOPTS} --readonly" ; fi |
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if echo $OPTS | grep -wq discard ; then LUKSOPTS="${LUKSOPTS} --allow-discards" ; fi |
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# Skip LUKS volumes that were already unlocked (in the initrd): |
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/sbin/cryptsetup status $LUKS 2>/dev/null | head -n 1 | grep -q "is active" && continue |
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if /sbin/cryptsetup isLuks $DEV 2>/dev/null ; then |
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if [ -z "${LUKSOPTS}" ]; then |
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echo "Unlocking LUKS encrypted volume '${LUKS}' on device '$DEV':" |
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else |
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echo "Unlocking LUKS encrypted volume '${LUKS}' on device '$DEV' with options '${LUKSOPTS}':" |
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fi |
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if [ -n "${PASS}" -a "${PASS}" != "none" ]; then |
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if [ -f "${PASS}" ]; then |
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# A password was given a key-file filename |
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/sbin/cryptsetup ${LUKSOPTS} --key-file=${PASS} luksOpen $DEV $LUKS |
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else |
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# A password was provided in plain text |
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echo "${PASS}" | /sbin/cryptsetup ${LUKSOPTS} luksOpen $DEV $LUKS |
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fi |
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else |
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# No password was given, or a password of 'none' was given |
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/sbin/cryptsetup ${LUKSOPTS} luksOpen $DEV $LUKS </dev/tty0 >/dev/tty0 2>&1 |
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fi |
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elif echo $OPTS | grep -wq swap ; then |
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# If any of the volumes is to be used as encrypted swap, |
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# then encrypt it using a random key and run mkswap: |
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echo "Creating encrypted swap volume '${LUKS}' on device '$DEV':" |
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/sbin/cryptsetup --cipher=aes --key-file=/dev/urandom --key-size=256 create $LUKS $DEV |
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mkswap /dev/mapper/$LUKS |
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fi |
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done |
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fi |
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|
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# Enable swapping: |
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/sbin/swapon -a 2> /dev/null |
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|
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# Start FUSE, if requested: |
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if [ -x /etc/rc.d/rc.fuse ]; then |
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sh /etc/rc.d/rc.fuse start |
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fi |
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|
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# Set the tick and frequency for the system clock. |
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# Default values are: TICK=10000 and FREQ=0 |
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TICK=10000 |
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FREQ=0 |
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# If there's a /etc/default/adjtimex config file, source it to override |
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# the default TICK and FREQ: |
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if [ -r /etc/default/adjtimex ]; then |
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. /etc/default/adjtimex |
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fi |
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if /sbin/adjtimex --tick $TICK --frequency $FREQ; then |
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echo "Setting the system clock rate: /sbin/adjtimex --tick $TICK --frequency $FREQ" |
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else |
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echo "Failed to set system clock with adjtimex, possibly invalid parameters? (TICK=$TICK FREQ=$FREQ)" |
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fi |
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|
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# Set the system time from the hardware clock using hwclock --hctosys. |
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if [ -x /sbin/hwclock ]; then |
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# Check for a broken motherboard RTC clock (where ioports for rtc are |
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# unknown) to prevent hwclock causing a hang: |
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if ! grep -q " : rtc" /proc/ioports ; then |
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CLOCK_OPT="--directisa" |
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fi |
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if [ /etc/adjtime -nt /etc/hardwareclock ]; then |
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if grep -q "^LOCAL" /etc/adjtime ; then |
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echo -n "Setting system time from the hardware clock (localtime): " |
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else |
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echo -n "Setting system time from the hardware clock (UTC): " |
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fi |
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/sbin/hwclock $CLOCK_OPT --hctosys |
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elif grep -wq "^localtime" /etc/hardwareclock 2> /dev/null ; then |
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echo -n "Setting system time from the hardware clock (localtime): " |
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/sbin/hwclock $CLOCK_OPT --localtime --hctosys |
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else |
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echo -n "Setting system time from the hardware clock (UTC): " |
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/sbin/hwclock $CLOCK_OPT --utc --hctosys |
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fi |
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date |
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fi |
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|
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# Test to see if the root partition is read-only, like it ought to be. |
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READWRITE=no |
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if touch /fsrwtestfile 2>/dev/null; then |
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rm -f /fsrwtestfile |
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READWRITE=yes |
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else |
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echo "Testing root filesystem status: read-only filesystem" |
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fi |
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|
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# See if a forced filesystem check was requested at shutdown: |
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if [ -r /etc/forcefsck ]; then |
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FORCEFSCK="-f" |
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fi |
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|
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# Check the root filesystem: |
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if [ ! $READWRITE = yes ]; then |
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RETVAL=0 |
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if [ ! -r /etc/fastboot ]; then |
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echo "Checking root filesystem:" |
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/sbin/fsck $FORCEFSCK -C -a / |
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RETVAL=$? |
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fi |
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# An error code of 2 or higher will require a reboot. |
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if [ $RETVAL -ge 2 ]; then |
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# An error code equal to or greater than 4 means that some errors |
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# could not be corrected. This requires manual attention, so we |
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# offer a chance to try to fix the problem in single-user mode: |
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if [ $RETVAL -ge 4 ]; then |
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echo |
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echo "***********************************************************" |
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echo "*** An error occurred during the root filesystem check. ***" |
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echo "*** You will now be given a chance to log into the ***" |
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echo "*** system in single-user mode to fix the problem. ***" |
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echo "*** ***" |
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echo "*** If you are using the ext2 filesystem, running ***" |
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echo "*** 'e2fsck -v -y <partition>' might help. ***" |
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echo "***********************************************************" |
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echo |
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echo "Once you exit the single-user shell, the system will reboot." |
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echo |
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PS1="(Repair filesystem) \#"; export PS1 |
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sulogin |
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else # With an error code of 2 or 3, reboot the machine automatically: |
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echo |
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echo "***********************************" |
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echo "*** The filesystem was changed. ***" |
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echo "*** The system will now reboot. ***" |
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echo "***********************************" |
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echo |
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fi |
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echo "Unmounting file systems." |
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/sbin/umount -a -r |
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/sbin/mount -n -o remount,ro / |
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echo "Rebooting system." |
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sleep 2 |
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reboot -f |
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fi |
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# Remount the root filesystem in read-write mode |
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echo "Remounting root device with read-write enabled." |
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/sbin/mount -w -v -n -o remount / |
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if [ $? -gt 0 ] ; then |
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echo "FATAL: Attempt to remount root device as read-write failed! This is going to" |
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echo "cause serious problems." |
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fi |
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else |
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echo "Testing root filesystem status: read-write filesystem" |
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echo |
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echo "ERROR: Root partition has already been mounted read-write. Cannot check!" |
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echo |
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echo "For filesystem checking to work properly, your system must initially mount" |
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echo "the root partition as read only. If you're booting with LILO, add a line:" |
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echo |
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echo " read-only" |
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echo |
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echo "to the Linux section in your /etc/lilo.conf and type 'lilo' to reinstall it." |
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fi # Done checking root filesystem |
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|
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|
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# Any /etc/mtab that exists here is old, so we start with a new one: |
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/bin/rm -f /etc/mtab{,~,.tmp} && /bin/touch /etc/mtab |
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|
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# Add entry for / to /etc/mtab: |
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/sbin/mount -f -w / |
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|
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# Add /proc, /sys, and /dev/shm mounts to /etc/mtab: |
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if [ -d /proc/sys ]; then |
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/sbin/mount -f -t proc proc /proc |
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fi |
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if [ -d /sys/bus ]; then |
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/sbin/mount -f -t sysfs sysfs /sys |
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fi |
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if grep -q '^[^ ]\+ /dev/shm ' /proc/mounts 2> /dev/null ; then |
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/sbin/mount -f -t tmpfs tmpfs /dev/shm |
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fi |
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|
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# Configure ISA Plug-and-Play devices: |
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if [ -r /etc/isapnp.conf ]; then |
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if [ -x /sbin/isapnp ]; then |
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/sbin/isapnp /etc/isapnp.conf |
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fi |
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fi |
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|
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# Run the kernel module script. This updates the module dependencies and |
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# also supports manually loading kernel modules through rc.modules.local. |
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if [ -x /etc/rc.d/rc.modules ]; then |
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. /etc/rc.d/rc.modules |
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fi |
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|
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# Configure kernel parameters: |
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if [ -x /sbin/sysctl -a -r /etc/sysctl.conf ]; then |
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echo "Configuring kernel parameters: /sbin/sysctl -e --system" |
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/sbin/sysctl -e --system |
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elif [ -x /sbin/sysctl ]; then |
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echo "Configuring kernel parameters: /sbin/sysctl -e --system" |
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# Don't say "Applying /etc/sysctl.conf" or complain if the file doesn't exist |
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/sbin/sysctl -e --system 2> /dev/null | grep -v "Applying /etc/sysctl.conf" |
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fi |
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|
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# Check all the non-root filesystems: |
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if [ ! -r /etc/fastboot ]; then |
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echo "Checking non-root filesystems:" |
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/sbin/fsck $FORCEFSCK -C -R -A -a |
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fi |
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|
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# Mount usbfs only if it is found in /etc/fstab: |
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if grep -wq usbfs /proc/filesystems; then |
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if ! grep -wq usbfs /proc/mounts ; then |
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if grep -wq usbfs /etc/fstab; then |
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/sbin/mount -v /proc/bus/usb |
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fi |
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fi |
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fi |
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|
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# Mount non-root file systems in fstab, but not NFS or SMB |
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# because TCP/IP is not yet configured, and not proc or sysfs |
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# because those have already been mounted. Also check that |
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# devpts is not already mounted before attempting to mount |
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# it. With a 2.6.x or newer kernel udev mounts devpts. |
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# We also need to wait a little bit to let USB and other |
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# hotplugged devices settle (sorry to slow down the boot): |
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echo "Mounting non-root local filesystems:" |
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if /bin/grep -wq devpts /proc/mounts ; then |
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# This pipe after the mount command is just to convert the new |
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# mount verbose output back to the old format that contained |
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# more useful information: |
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/sbin/mount -a -v -t nonfs,nosmbfs,nocifs,noproc,nosysfs,nodevpts | grep successfully | cut -f 1 -d : | tr -d ' ' | while read dev ; do mount | grep "${dev} " ; done |
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else |
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/sbin/mount -a -v -t nonfs,nosmbfs,nocifs,noproc,nosysfs | grep successfully | cut -f 1 -d : | tr -d ' ' | while read dev ; do mount | grep "${dev} " ; done |
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fi |
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|
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# Enable swapping again. This is needed in case a swapfile is used, |
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# as it can't be enabled until the filesystem it resides on has been |
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# mounted read-write. |
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/sbin/swapon -a 2> /dev/null |
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|
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# Start cgmanager (or cgproxy in a container): |
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if [ -x /etc/rc.d/rc.cgmanager -a -d /sys/fs/cgroup ]; then |
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sh /etc/rc.d/rc.cgmanager start |
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fi |
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|
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# Clean up some temporary files: |
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rm -f /var/run/* /var/run/*/* /var/run/*/*/* /etc/nologin \ |
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/etc/dhcpc/*.pid /etc/forcefsck /etc/fastboot \ |
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/var/state/saslauthd/saslauthd.pid \ |
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/tmp/.Xauth* 1> /dev/null 2> /dev/null |
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( cd /var/log/setup/tmp && rm -rf * ) |
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( cd /tmp && rm -rf kde-[a-zA-Z]* ksocket-[a-zA-Z]* hsperfdata_[a-zA-Z]* plugtmp* ) |
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|
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# Clear /var/lock/subsys: |
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if [ -d /var/lock/subsys ]; then |
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rm -f /var/lock/subsys/* |
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fi |
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|
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# Create /tmp/{.ICE-unix,.X11-unix} if they are not present: |
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if [ ! -e /tmp/.ICE-unix ]; then |
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mkdir -p /tmp/.ICE-unix |
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chmod 1777 /tmp/.ICE-unix |
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fi |
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if [ ! -e /tmp/.X11-unix ]; then |
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mkdir -p /tmp/.X11-unix |
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chmod 1777 /tmp/.X11-unix |
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fi |
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|
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# Create a fresh utmp file: |
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touch /var/run/utmp |
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chown root:utmp /var/run/utmp |
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chmod 664 /var/run/utmp |
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|
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# Update the current kernel level in the /etc/motd (Message Of The Day) file, |
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# if the first line of that file begins with the word 'Linux'. |
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# You are free to modify the rest of the file as you see fit. |
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if [ -x /bin/sed ]; then |
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/bin/sed -i "{1s/^Linux.*/$(/bin/uname -sr)\./}" /etc/motd |
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fi |
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|
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# If there are SystemV init scripts for this runlevel, run them. |
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if [ -x /etc/rc.d/rc.sysvinit ]; then |
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. /etc/rc.d/rc.sysvinit |
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fi |
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|
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# Run serial port setup script: |
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# CAREFUL! This can make some systems hang if the rc.serial script isn't |
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# set up correctly. If this happens, you may have to edit the file from a |
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# boot disk, and/or set it as non-executable: |
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if [ -x /etc/rc.d/rc.serial ]; then |
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sh /etc/rc.d/rc.serial start |
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fi |
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|
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# Carry an entropy pool between reboots to improve randomness. |
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if [ -f /etc/random-seed ]; then |
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echo "Using /etc/random-seed to initialize /dev/urandom." |
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cat /etc/random-seed > /dev/urandom |
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fi |
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# Use the pool size from /proc, or 4096 bits: |
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if [ -r /proc/sys/kernel/random/poolsize ]; then |
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dd if=/dev/urandom of=/etc/random-seed count=1 bs=$(expr $(cat /proc/sys/kernel/random/poolsize) / 8) 2> /dev/null |
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else |
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dd if=/dev/urandom of=/etc/random-seed count=1 bs=512 2> /dev/null |
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fi |
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chmod 600 /etc/random-seed |
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|
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@ -0,0 +1,445 @@ |
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#!/bin/sh |
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# |
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# /etc/rc.d/rc.S: System initialization script. |
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# |
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# Mostly written by: Patrick J. Volkerding, <volkerdi@slackware.com> |
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# |
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|
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PATH=/sbin:/usr/sbin:/bin:/usr/bin |
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|
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# Try to mount /proc: |
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/sbin/mount -v proc /proc -n -t proc 2> /dev/null |
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|
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# Mount sysfs next, if the kernel supports it: |
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if [ -d /sys ]; then |
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if grep -wq sysfs /proc/filesystems ; then |
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if ! grep -wq sysfs /proc/mounts ; then |
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/sbin/mount -v sysfs /sys -n -t sysfs |
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fi |
|||
fi |
|||
fi |
|||
|
|||
# If /run exists, mount a tmpfs on it (unless the |
|||
# initrd has already done so): |
|||
if [ -d /run ]; then |
|||
if ! grep -wq "tmpfs /run tmpfs" /proc/mounts ; then |
|||
/sbin/mount -v -n -t tmpfs tmpfs /run -o mode=0755 |
|||
fi |
|||
fi |
|||
|
|||
# Load the loop device kernel module: |
|||
if [ -x /etc/rc.d/rc.loop ]; then |
|||
. /etc/rc.d/rc.loop start |
|||
fi |
|||
|
|||
# Initialize udev to manage /dev entries and hotplugging. |
|||
# You may turn off udev by making the /etc/rc.d/rc.udev file non-executable |
|||
# or giving the "nohotplug" option at boot, but realize that if you turn off |
|||
# udev that you will have to load all the kernel modules that you need |
|||
# yourself (possibly in /etc/rc.d/rc.modules.local), and make any additional |
|||
# device nodes that you need in the /dev directory. Even USB and IEEE1394 |
|||
# devices will need to have the modules loaded by hand if udev is not used. |
|||
# So use it. :-) |
|||
if grep -wq sysfs /proc/mounts && grep -q devtmpfs /proc/filesystems ; then |
|||
if ! grep -wq nohotplug /proc/cmdline ; then |
|||
if [ -x /etc/rc.d/rc.udev ]; then |
|||
/bin/sh /etc/rc.d/rc.udev start |
|||
fi |
|||
fi |
|||
fi |
|||
|
|||
# Mount Control Groups filesystem interface: |
|||
if grep -wq cgroup /proc/filesystems ; then |
|||
if [ -d /sys/fs/cgroup ]; then |
|||
# See linux-*/Documentation/cgroups/cgroups.txt (section 1.6) |
|||
# Check if we have some tools to autodetect the available cgroup controllers |
|||
if [ -x /bin/cut -a -x /bin/tail ]; then |
|||
# Mount a tmpfs as the cgroup filesystem root |
|||
mount -t tmpfs -o mode=0755 cgroup_root /sys/fs/cgroup |
|||
# Autodetect available controllers and mount them in subfolders |
|||
controllers="$(/bin/cut -f 1 /proc/cgroups | /bin/tail -n +2)" |
|||
for i in $controllers; do |
|||
mkdir /sys/fs/cgroup/$i |
|||
mount -t cgroup -o $i $i /sys/fs/cgroup/$i |
|||
done |
|||
unset i controllers |
|||
else |
|||
# We can't use autodetection so fall back mounting them all together |
|||
mount -t cgroup cgroup /sys/fs/cgroup |
|||
fi |
|||
else |
|||
mkdir -p /dev/cgroup |
|||
mount -t cgroup cgroup /dev/cgroup |
|||
fi |
|||
fi |
|||
|
|||
|
|||
# Initialize the Logical Volume Manager. |
|||
# This won't start unless we find /etc/lvmtab (LVM1) or |
|||
# /etc/lvm/backup/ (LVM2). This is created by /sbin/vgscan, so to |
|||
# use LVM you must run /sbin/vgscan yourself the first time (and |
|||
# create some VGs and LVs). |
|||
# Create LVM lock/run directories: |
|||
mkdir -p -m 0700 /run/lvm /run/lock /run/lock/lvm |
|||
if [ -r /etc/lvmtab -o -d /etc/lvm/backup ]; then |
|||
echo "Initializing LVM (Logical Volume Manager):" |
|||
# Check for device-mapper support. |
|||
if ! grep -wq device-mapper /proc/devices ; then |
|||
# Try to load a device-mapper kernel module: |
|||
/sbin/modprobe -q dm-mod |
|||
fi |
|||
# Scan for new volume groups: |
|||
/sbin/vgscan --mknodes --ignorelockingfailure 2> /dev/null |
|||
if [ $? = 0 ]; then |
|||
# Make volume groups available to the kernel. |
|||
# This should also make logical volumes available. |
|||
/sbin/vgchange -ay --ignorelockingfailure |
|||
fi |
|||
fi |
|||
|
|||
# Open any volumes created by cryptsetup. |
|||
# |
|||
# Some notes on /etc/crypttab in Slackware: |
|||
# Only LUKS formatted volumes are supported (except for swap) |
|||
# crypttab follows the following format: |
|||
# <luks_name> <device> <password> <options> |
|||
# |
|||
# <luks_name>: This is the name of your LUKS volume. |
|||
# For example: crypt-home |
|||
# |
|||
# <device>: This is the device containing your LUKS volume. |
|||
# For example: /dev/sda2 |
|||
# |
|||
# <password>: This is either the volume password in plain text, or the name of |
|||
# a key file. Use 'none' to interactively enter password on boot. |
|||
# |
|||
# <options>: Comma-separated list of options. Note that there must be a |
|||
# password field for any options to be picked up (use a password of 'none' to |
|||
# get a password prompt at boot). The following options are supported: |
|||
# |
|||
# discard -- this will cause --allow-discards to be passed to the cryptsetup |
|||
# program while opening the LUKS volume. |
|||
# |
|||
# ro -- this will cause --readonly to be passed to the cryptsetup program while |
|||
# opening the LUKS volume. |
|||
# |
|||
# swap -- this option cannot be used with other options. The device given will |
|||
# be formatted as a new encrypted volume with a random key on boot, and used as |
|||
# swap. |
|||
# |
|||
if [ -f /etc/crypttab -a -x /sbin/cryptsetup ]; then |
|||
# First, check for device-mapper support. |
|||
if ! grep -wq device-mapper /proc/devices ; then |
|||
# If device-mapper exists as a module, try to load it. |
|||
# Try to load a device-mapper kernel module: |
|||
/sbin/modprobe -q dm-mod |
|||
fi |
|||
# NOTE: we only support LUKS formatted volumes (except for swap)! |
|||
cat /etc/crypttab | grep -v "^#" | grep -v "^$" | while read line; do |
|||
eval LUKSARRAY=( $line ) |
|||
LUKS="${LUKSARRAY[0]}" |
|||
DEV="${LUKSARRAY[1]}" |
|||
PASS="${LUKSARRAY[2]}" |
|||
OPTS="${LUKSARRAY[3]}" |
|||
LUKSOPTS="" |
|||
if echo $OPTS | grep -wq ro ; then LUKSOPTS="${LUKSOPTS} --readonly" ; fi |
|||
if echo $OPTS | grep -wq discard ; then LUKSOPTS="${LUKSOPTS} --allow-discards" ; fi |
|||
# Skip LUKS volumes that were already unlocked (in the initrd): |
|||
/sbin/cryptsetup status $LUKS 2>/dev/null | head -n 1 | grep -q "is active" && continue |
|||
if /sbin/cryptsetup isLuks $DEV 2>/dev/null ; then |
|||
if [ -z "${LUKSOPTS}" ]; then |
|||
echo "Unlocking LUKS encrypted volume '${LUKS}' on device '$DEV':" |
|||
else |
|||
echo "Unlocking LUKS encrypted volume '${LUKS}' on device '$DEV' with options '${LUKSOPTS}':" |
|||
fi |
|||
if [ -n "${PASS}" -a "${PASS}" != "none" ]; then |
|||
if [ -f "${PASS}" ]; then |
|||
# A password was given a key-file filename |
|||
/sbin/cryptsetup ${LUKSOPTS} --key-file=${PASS} luksOpen $DEV $LUKS |
|||
else |
|||
# A password was provided in plain text |
|||
echo "${PASS}" | /sbin/cryptsetup ${LUKSOPTS} luksOpen $DEV $LUKS |
|||
fi |
|||
else |
|||
# No password was given, or a password of 'none' was given |
|||
/sbin/cryptsetup ${LUKSOPTS} luksOpen $DEV $LUKS </dev/tty0 >/dev/tty0 2>&1 |
|||
fi |
|||
elif echo $OPTS | grep -wq swap ; then |
|||
# If any of the volumes is to be used as encrypted swap, |
|||
# then encrypt it using a random key and run mkswap: |
|||
echo "Creating encrypted swap volume '${LUKS}' on device '$DEV':" |
|||
/sbin/cryptsetup --cipher=aes --key-file=/dev/urandom --key-size=256 create $LUKS $DEV |
|||
mkswap /dev/mapper/$LUKS |
|||
fi |
|||
done |
|||
fi |
|||
|
|||
# Enable swapping: |
|||
/sbin/swapon -a 2> /dev/null |
|||
|
|||
# Start FUSE, if requested: |
|||
if [ -x /etc/rc.d/rc.fuse ]; then |
|||
sh /etc/rc.d/rc.fuse start |
|||
fi |
|||
|
|||
# Set the tick and frequency for the system clock. |
|||
# Default values are: TICK=10000 and FREQ=0 |
|||
TICK=10000 |
|||
FREQ=0 |
|||
# If there's a /etc/default/adjtimex config file, source it to override |
|||
# the default TICK and FREQ: |
|||
if [ -r /etc/default/adjtimex ]; then |
|||
. /etc/default/adjtimex |
|||
fi |
|||
if /sbin/adjtimex --tick $TICK --frequency $FREQ; then |
|||
echo "Setting the system clock rate: /sbin/adjtimex --tick $TICK --frequency $FREQ" |
|||
else |
|||
echo "Failed to set system clock with adjtimex, possibly invalid parameters? (TICK=$TICK FREQ=$FREQ)" |
|||
fi |
|||
|
|||
# Set the system time from the hardware clock using hwclock --hctosys. |
|||
if [ -x /sbin/hwclock ]; 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 -n "Setting system time from the hardware clock (localtime): " |
|||
else |
|||
echo -n "Setting system time from the hardware clock (UTC): " |
|||
fi |
|||
/sbin/hwclock $CLOCK_OPT --hctosys |
|||
elif grep -wq "^localtime" /etc/hardwareclock 2> /dev/null ; then |
|||
echo -n "Setting system time from the hardware clock (localtime): " |
|||
/sbin/hwclock $CLOCK_OPT --localtime --hctosys |
|||
else |
|||
echo -n "Setting system time from the hardware clock (UTC): " |
|||
/sbin/hwclock $CLOCK_OPT --utc --hctosys |
|||
fi |
|||
date |
|||
fi |
|||
|
|||
# Test to see if the root partition is read-only, like it ought to be. |
|||
READWRITE=no |
|||
if touch /fsrwtestfile 2>/dev/null; then |
|||
rm -f /fsrwtestfile |
|||
READWRITE=yes |
|||
else |
|||
echo "Testing root filesystem status: read-only filesystem" |
|||
fi |
|||
|
|||
# See if a forced filesystem check was requested at shutdown: |
|||
if [ -r /etc/forcefsck ]; then |
|||
FORCEFSCK="-f" |
|||
fi |
|||
|
|||
# Check the root filesystem: |
|||
if [ ! $READWRITE = yes ]; then |
|||
RETVAL=0 |
|||
if [ ! -r /etc/fastboot ]; then |
|||
echo "Checking root filesystem:" |
|||
/sbin/fsck $FORCEFSCK -C -a / |
|||
RETVAL=$? |
|||
fi |
|||
# An error code of 2 or higher will require a reboot. |
|||
if [ $RETVAL -ge 2 ]; then |
|||
# An error code equal to or greater than 4 means that some errors |
|||
# could not be corrected. This requires manual attention, so we |
|||
# offer a chance to try to fix the problem in single-user mode: |
|||
if [ $RETVAL -ge 4 ]; then |
|||
echo |
|||
echo "***********************************************************" |
|||
echo "*** An error occurred during the root filesystem check. ***" |
|||
echo "*** You will now be given a chance to log into the ***" |
|||
echo "*** system in single-user mode to fix the problem. ***" |
|||
echo "*** ***" |
|||
echo "*** If you are using the ext2 filesystem, running ***" |
|||
echo "*** 'e2fsck -v -y <partition>' might help. ***" |
|||
echo "***********************************************************" |
|||
echo |
|||
echo "Once you exit the single-user shell, the system will reboot." |
|||
echo |
|||
PS1="(Repair filesystem) \#"; export PS1 |
|||
sulogin |
|||
else # With an error code of 2 or 3, reboot the machine automatically: |
|||
echo |
|||
echo "***********************************" |
|||
echo "*** The filesystem was changed. ***" |
|||
echo "*** The system will now reboot. ***" |
|||
echo "***********************************" |
|||
echo |
|||
fi |
|||
echo "Unmounting file systems." |
|||
/sbin/umount -a -r |
|||
/sbin/mount -n -o remount,ro / |
|||
echo "Rebooting system." |
|||
sleep 2 |
|||
reboot -f |
|||
fi |
|||
# Remount the root filesystem in read-write mode |
|||
echo "Remounting root device with read-write enabled." |
|||
/sbin/mount -w -v -n -o remount / |
|||
if [ $? -gt 0 ] ; then |
|||
echo "FATAL: Attempt to remount root device as read-write failed! This is going to" |
|||
echo "cause serious problems." |
|||
fi |
|||
else |
|||
echo "Testing root filesystem status: read-write filesystem" |
|||
echo |
|||
echo "ERROR: Root partition has already been mounted read-write. Cannot check!" |
|||
echo |
|||
echo "For filesystem checking to work properly, your system must initially mount" |
|||
echo "the root partition as read only. If you're booting with LILO, add a line:" |
|||
echo |
|||
echo " read-only" |
|||
echo |
|||
echo "to the Linux section in your /etc/lilo.conf and type 'lilo' to reinstall it." |
|||
fi # Done checking root filesystem |
|||
|
|||
|
|||
# Any /etc/mtab that exists here is old, so we start with a new one: |
|||
/bin/rm -f /etc/mtab{,~,.tmp} && /bin/touch /etc/mtab |
|||
|
|||
# Add entry for / to /etc/mtab: |
|||
/sbin/mount -f -w / |
|||
|
|||
# Add /proc, /sys, and /dev/shm mounts to /etc/mtab: |
|||
if [ -d /proc/sys ]; then |
|||
/sbin/mount -f -t proc proc /proc |
|||
fi |
|||
if [ -d /sys/bus ]; then |
|||
/sbin/mount -f -t sysfs sysfs /sys |
|||
fi |
|||
if grep -q '^[^ ]\+ /dev/shm ' /proc/mounts 2> /dev/null ; then |
|||
/sbin/mount -f -t tmpfs tmpfs /dev/shm |
|||
fi |
|||
|
|||
# Configure ISA Plug-and-Play devices: |
|||
if [ -r /etc/isapnp.conf ]; then |
|||
if [ -x /sbin/isapnp ]; then |
|||
/sbin/isapnp /etc/isapnp.conf |
|||
fi |
|||
fi |
|||
|
|||
# Run the kernel module script. This updates the module dependencies and |
|||
# also supports manually loading kernel modules through rc.modules.local. |
|||
if [ -x /etc/rc.d/rc.modules ]; then |
|||
. /etc/rc.d/rc.modules |
|||
fi |
|||
|
|||
# Configure kernel parameters: |
|||
if [ -x /sbin/sysctl -a -r /etc/sysctl.conf ]; then |
|||
echo "Configuring kernel parameters: /sbin/sysctl -e --system" |
|||
/sbin/sysctl -e --system |
|||
elif [ -x /sbin/sysctl ]; then |
|||
echo "Configuring kernel parameters: /sbin/sysctl -e --system" |
|||
# Don't say "Applying /etc/sysctl.conf" or complain if the file doesn't exist |
|||
/sbin/sysctl -e --system 2> /dev/null | grep -v "Applying /etc/sysctl.conf" |
|||
fi |
|||
|
|||
# Check all the non-root filesystems: |
|||
if [ ! -r /etc/fastboot ]; then |
|||
echo "Checking non-root filesystems:" |
|||
/sbin/fsck $FORCEFSCK -C -R -A -a |
|||
fi |
|||
|
|||
# Mount usbfs only if it is found in /etc/fstab: |
|||
if grep -wq usbfs /proc/filesystems; then |
|||
if ! grep -wq usbfs /proc/mounts ; then |
|||
if grep -wq usbfs /etc/fstab; then |
|||
/sbin/mount -v /proc/bus/usb |
|||
fi |
|||
fi |
|||
fi |
|||
|
|||
# Mount non-root file systems in fstab, but not NFS or SMB |
|||
# because TCP/IP is not yet configured, and not proc or sysfs |
|||
# because those have already been mounted. Also check that |
|||
# devpts is not already mounted before attempting to mount |
|||
# it. With a 2.6.x or newer kernel udev mounts devpts. |
|||
# We also need to wait a little bit to let USB and other |
|||
# hotplugged devices settle (sorry to slow down the boot): |
|||
echo "Mounting non-root local filesystems:" |
|||
sleep 3 |
|||
if /bin/grep -wq devpts /proc/mounts ; then |
|||
# This pipe after the mount command is just to convert the new |
|||
# mount verbose output back to the old format that contained |
|||
# more useful information: |
|||
/sbin/mount -a -v -t nonfs,nosmbfs,nocifs,noproc,nosysfs,nodevpts | grep successfully | cut -f 1 -d : | tr -d ' ' | while read dev ; do mount | grep "${dev} " ; done |
|||
else |
|||
/sbin/mount -a -v -t nonfs,nosmbfs,nocifs,noproc,nosysfs | grep successfully | cut -f 1 -d : | tr -d ' ' | while read dev ; do mount | grep "${dev} " ; done |
|||
fi |
|||
|
|||
# Enable swapping again. This is needed in case a swapfile is used, |
|||
# as it can't be enabled until the filesystem it resides on has been |
|||
# mounted read-write. |
|||
/sbin/swapon -a 2> /dev/null |
|||
|
|||
# Start cgmanager (or cgproxy in a container): |
|||
if [ -x /etc/rc.d/rc.cgmanager -a -d /sys/fs/cgroup ]; then |
|||
sh /etc/rc.d/rc.cgmanager start |
|||
fi |
|||
|
|||
# Clean up some temporary files: |
|||
rm -f /var/run/* /var/run/*/* /var/run/*/*/* /etc/nologin \ |
|||
/etc/dhcpc/*.pid /etc/forcefsck /etc/fastboot \ |
|||
/var/state/saslauthd/saslauthd.pid \ |
|||
/tmp/.Xauth* 1> /dev/null 2> /dev/null |
|||
( cd /var/log/setup/tmp && rm -rf * ) |
|||
( cd /tmp && rm -rf kde-[a-zA-Z]* ksocket-[a-zA-Z]* hsperfdata_[a-zA-Z]* plugtmp* ) |
|||
|
|||
# Clear /var/lock/subsys: |
|||
if [ -d /var/lock/subsys ]; then |
|||
rm -f /var/lock/subsys/* |
|||
fi |
|||
|
|||
# Create /tmp/{.ICE-unix,.X11-unix} if they are not present: |
|||
if [ ! -e /tmp/.ICE-unix ]; then |
|||
mkdir -p /tmp/.ICE-unix |
|||
chmod 1777 /tmp/.ICE-unix |
|||
fi |
|||
if [ ! -e /tmp/.X11-unix ]; then |
|||
mkdir -p /tmp/.X11-unix |
|||
chmod 1777 /tmp/.X11-unix |
|||
fi |
|||
|
|||
# Create a fresh utmp file: |
|||
touch /var/run/utmp |
|||
chown root:utmp /var/run/utmp |
|||
chmod 664 /var/run/utmp |
|||
|
|||
# Update the current kernel level in the /etc/motd (Message Of The Day) file, |
|||
# if the first line of that file begins with the word 'Linux'. |
|||
# You are free to modify the rest of the file as you see fit. |
|||
if [ -x /bin/sed ]; then |
|||
/bin/sed -i "{1s/^Linux.*/$(/bin/uname -sr)\./}" /etc/motd |
|||
fi |
|||
|
|||
# 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 |
|||
|
|||
# Run serial port setup script: |
|||
# CAREFUL! This can make some systems hang if the rc.serial script isn't |
|||
# set up correctly. If this happens, you may have to edit the file from a |
|||
# boot disk, and/or set it as non-executable: |
|||
if [ -x /etc/rc.d/rc.serial ]; then |
|||
sh /etc/rc.d/rc.serial start |
|||
fi |
|||
|
|||
# Carry an entropy pool between reboots to improve randomness. |
|||
if [ -f /etc/random-seed ]; then |
|||
echo "Using /etc/random-seed to initialize /dev/urandom." |
|||
cat /etc/random-seed > /dev/urandom |
|||
fi |
|||
# Use the pool size from /proc, or 4096 bits: |
|||
if [ -r /proc/sys/kernel/random/poolsize ]; then |
|||
dd if=/dev/urandom of=/etc/random-seed count=1 bs=$(expr $(cat /proc/sys/kernel/random/poolsize) / 8) 2> /dev/null |
|||
else |
|||
dd if=/dev/urandom of=/etc/random-seed count=1 bs=512 2> /dev/null |
|||
fi |
|||
chmod 600 /etc/random-seed |
|||
|
|||
Loading…
Reference in new issue