mirror of
git://slackware.nl/current.git
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d7e739bb58
a/hdparm-9.65-x86_64-1.txz: Upgraded.
n/samba-4.16.5-x86_64-1.txz: Upgraded.
xap/mozilla-thunderbird-102.2.2-x86_64-1.txz: Upgraded.
This is a bugfix release.
For more information, see:
https://www.mozilla.org/en-US/thunderbird/102.2.2/releasenotes/
185 lines
6.9 KiB
Bash
Executable file
185 lines
6.9 KiB
Bash
Executable file
#!/bin/sh
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# This is a script to initialize udev, which populates the /dev
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# directory with device nodes, scans for devices, loads the
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# appropriate kernel modules, and configures the devices.
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PATH="/sbin:/bin"
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check_mounted() {
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grep -E -q "^[^[:space:]]+ $1 $2" /proc/mounts
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return $?
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}
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mount_devpts() {
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if ! check_mounted /dev/pts devpts ; then
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mkdir /dev/pts 2> /dev/null
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mount -n -o mode=0620,gid=5 -t devpts devpts /dev/pts
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fi
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}
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mount_devshm() {
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if ! check_mounted /dev/shm tmpfs ; then
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mkdir /dev/shm 2> /dev/null
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mount /dev/shm
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fi
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}
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case "$1" in
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start)
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# Sanity check #1, udev requires that the kernel support tmpfs:
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if ! grep -wq tmpfs /proc/filesystems ; then
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echo "Sorry, but you need tmpfs support in the kernel to use udev."
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echo
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echo "FATAL: Refusing to run /etc/rc.d/rc.udev."
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exit 1
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fi
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# Sanity check #2, make sure that a 2.6.x kernel is new enough:
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if [ "$(uname -r | cut -f 1,2 -d .)" = "2.6" ]; then
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if [ "$(uname -r | cut -f 3 -d . | sed 's/[^[:digit:]].*//')" -lt "32" ]; then
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echo "Sorry, but you need a 2.6.32+ kernel to use this udev."
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echo "Your kernel version is only $(uname -r)."
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echo
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echo "FATAL: Refusing to run /etc/rc.d/rc.udev."
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exit 1
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fi
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fi
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# Sanity check #3, make sure the udev package was not removed. If udevd
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# is not there, this will also shut off this script to prevent further
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# problems:
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if [ ! -x /sbin/udevd ]; then
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chmod 0644 /etc/rc.d/rc.udev
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echo "No udevd daemon found."
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echo "Turning off udev: chmod 644 /etc/rc.d/rc.udev"
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echo "FATAL: Refusing to run /etc/rc.d/rc.udev."
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exit 1
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fi
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# Disable hotplug helper since udevd listens to netlink:
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if [ -e /proc/sys/kernel/hotplug ]; then
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echo "" > /proc/sys/kernel/hotplug
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fi
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if grep -qw devtmpfs /proc/filesystems ; then
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if ! check_mounted /dev devtmpfs ; then
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# umount shm if needed
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check_mounted /dev/shm tmpfs && umount -l /dev/shm
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# Umount pts if needed, we will remount it later:
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check_mounted /dev/pts devpts && umount -l /dev/pts
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# Mount tmpfs on /dev:
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mount -n -t devtmpfs -o size=8M devtmpfs /dev
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fi
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else
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# Mount tmpfs on /dev:
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if ! check_mounted /dev tmpfs ; then
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# umount shm if needed
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check_mounted /dev/shm tmpfs && umount -l /dev/shm
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# Umount pts if needed, we will remount it later:
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check_mounted /dev/pts devpts && umount -l /dev/pts
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# Mount tmpfs on /dev:
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# the -n is because we don't want /dev umounted when
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# someone (rc.[06]) calls umount -a
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mount -n -o mode=0755 -t tmpfs -o size=8M tmpfs /dev
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fi
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fi
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# Mount devpts
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mount_devpts
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mount_devshm
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if ! /sbin/pidof udevd 1>/dev/null 2>/dev/null; then # start udevd
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echo "Creating static nodes in /dev."
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kmod static-nodes -f tmpfiles --output /run/static-nodes
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grep "^d " /run/static-nodes | while read line ; do
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mkdir -p -m $(echo $line | cut -f 3 -d ' ') $(echo $line | cut -f 2 -d ' ')
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done
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grep -v "^d " /run/static-nodes | while read line ; do
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mknod -m $(echo $line | cut -f 3 -d ' ') \
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$(echo $line | cut -f 2 -d ' ') \
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$(echo $line | cut -b1 ) \
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$(echo $line | cut -f 7 -d ' ' | cut -f 1 -d :) \
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$(echo $line | cut -f 7 -d ' ' | cut -f 2 -d :) 2> /dev/null
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done
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rm -f /run/static-nodes
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# Add any system defined additional device nodes:
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cp --preserve=all --recursive --update /lib/udev/devices/* /dev 2> /dev/null
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# Add any locally defined additional device nodes:
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cp --preserve=all --recursive --update /etc/udev/devices/* /dev 2> /dev/null
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echo "Starting udevd: /sbin/udevd --daemon"
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/sbin/udevd --daemon
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# Since udev is just now being started we want to use add events:
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echo "Triggering udev events: /sbin/udevadm trigger --action=add"
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# Call udevtrigger and udevsettle to do the device configuration:
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/sbin/udevadm trigger --type=subsystems --action=add
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/sbin/udevadm trigger --type=devices --action=add
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else # trigger changes for already running udevd
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# If the persistent network rules file does not exist, trigger an add event:
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if [ ! -r /etc/udev/rules.d/70-persistent-net.rules ]; then
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# Test that we can actually write to the directory first:
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if touch /etc/udev/rules.d/testfile 2> /dev/null ; then
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rm -f /etc/udev/rules.d/testfile
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# This should add persistent net rules:
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echo "Triggering udev to write persistent rules to /etc/udev/rules.d/"
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/sbin/udevadm trigger --type=devices --action=add
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sleep 3
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# Create the files if they don't exist at this point.
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# If a machine does not have a network device or an optical
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# device, we don't want to waste time trying to generate
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# rules at every boot.
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# To force another attempt, delete the file(s).
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touch /etc/udev/rules.d/70-persistent-net.rules
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fi
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fi
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# Update the hardware database index (/etc/udev/hwdb.bin), if possible:
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if touch /etc/udev/testfile 2> /dev/null ; then
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rm -f /etc/udev/testfile
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echo "Updating hardware database index: /sbin/udevadm hwdb --update"
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/sbin/udevadm hwdb --update
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fi
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# Since udevd is running, most of the time we only need change events:
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echo "Triggering udev events: /sbin/udevadm trigger --action=change"
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/sbin/udevadm trigger --type=subsystems --action=change
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/sbin/udevadm trigger --type=devices --action=change
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fi
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/sbin/udevadm settle --timeout=120
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;;
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stop)
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echo "Stopping udevd is STRONGLY discouraged and not supported."
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echo "If you are sure you want to do this, use 'force-stop' instead."
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;;
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force-stop)
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echo "Stopping udevd"
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udevadm control --exit
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killall udevd 2>/dev/null
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;;
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restart)
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echo "Restarting udevd is STRONGLY discouraged and not supported."
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echo "If you are sure you want to do this, use 'force-restart' instead."
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;;
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force-restart)
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echo "Restarting udevd"
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udevadm control --exit
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sleep 3
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udevd --daemon
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;;
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reload)
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echo "Reloading udev rules"
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udevadm control --reload
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;;
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force-reload)
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echo "Updating all available device nodes in /dev"
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udevadm control --reload
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rm -rf /dev/.udev /dev/disk
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cp --preserve=all --recursive --update /lib/udev/devices/* /dev 2> /dev/null
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;;
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*)
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echo "Usage: $0 {start|stop|restart|reload|force-reload}"
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exit 1
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;;
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esac
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