diff options
Diffstat (limited to 'source/a/udev/config/rc.d/rc.udev.new')
| -rw-r--r-- | source/a/udev/config/rc.d/rc.udev.new | 92 |
1 files changed, 49 insertions, 43 deletions
diff --git a/source/a/udev/config/rc.d/rc.udev.new b/source/a/udev/config/rc.d/rc.udev.new index 6a6218f6e..2bbd9819c 100644 --- a/source/a/udev/config/rc.d/rc.udev.new +++ b/source/a/udev/config/rc.d/rc.udev.new @@ -4,7 +4,6 @@ # appropriate kernel modules, and configures the devices. PATH="/sbin:/bin" -OPT="" . /etc/udev/udev.conf @@ -25,26 +24,38 @@ mount_devpts() { case "$1" in start) - # Sanity check #1, udev requires that the kernel support tmpfs: + # Sanity check #1, udev requires that the kernel support devtmpfs: + if ! grep -wq devtmpfs /proc/filesystems ; then + echo "Sorry, but you need devtmpfs support in the kernel to use udev." + echo "Both of these options are needed: CONFIG_DEVTMPFS=y CONFIG_DEVTMPFS_MOUNT=y" + echo + echo "FATAL: Refusing to run /etc/rc.d/rc.udev." + sleep 10 + exit 1 + fi + + # Sanity check #2, udev requires that the kernel support tmpfs: if ! grep -wq tmpfs /proc/filesystems ; then echo "Sorry, but you need tmpfs support in the kernel to use udev." echo echo "FATAL: Refusing to run /etc/rc.d/rc.udev." + sleep 10 exit 1 fi - # Sanity check #2, make sure that a 2.6.x kernel is new enough: + # Sanity check #3, make sure that a 2.6.x kernel is new enough: if [ "$(uname -r | cut -f 1,2 -d .)" = "2.6" ]; then if [ "$(uname -r | cut -f 3 -d . | sed 's/[^[:digit:]].*//')" -lt "32" ]; then echo "Sorry, but you need a 2.6.32+ kernel to use this udev." echo "Your kernel version is only $(uname -r)." echo echo "FATAL: Refusing to run /etc/rc.d/rc.udev." + sleep 10 exit 1 fi fi - # Sanity check #3, make sure the udev package was not removed. If udevd + # Sanity check #4, make sure the udev package was not removed. If udevd # is not there, this will also shut off this script to prevent further # problems: if [ ! -x /sbin/udevd ]; then @@ -52,6 +63,7 @@ case "$1" in echo "No udevd daemon found." echo "Turning off udev: chmod 644 /etc/rc.d/rc.udev" echo "FATAL: Refusing to run /etc/rc.d/rc.udev." + sleep 10 exit 1 fi @@ -90,47 +102,41 @@ case "$1" in # Mount devpts mount_devpts - # Start udevd. - /sbin/udevd --daemon 2>/dev/null - - # If udevd was already running, then it will return !=0 exit code, - # so we'll try to re-run failed events - if [ $? != 0 ]; then - OPT="--type=failed $OPT" - ( cd ${UDEV_ROOT}/.udev - for TMPFILE in tmp-rules-*.rules ; do - mv $TMPFILE /etc/udev/rules.d/${TMPFILE/tmp-rules--/} 2>/dev/null - done - ) - else # udev is just now being started, so we'll do some initial setup: - - # Create rootdev rules - DEVICENUMBER=$( /bin/stat -c %d / ) - MAJORNUMBER=$(($DEVICENUMBER / 256)) - MINORNUMBER=$(($DEVICENUMBER % 256)) - - echo 'ACTION!="remove", SUBSYSTEM=="block", ENV{MAJOR}=="'$MAJORNUMBER'", ENV{MINOR}=="'$MINORNUMBER'", SYMLINK+="root"' > /dev/.udev/rules.d/61-dev-root-link.rules - - # Set OPT="--action=add" to generate add events on coldplug - OPT="--action=add" - - fi - - echo "Triggering udev events: /sbin/udevadm trigger $OPT" - # Call udevtrigger and udevsettle to do the device configuration: - /sbin/udevadm trigger $OPT && /sbin/udevadm settle --timeout=120 - - ;; + if ! /sbin/pidof udevd 1>/dev/null 2>/dev/null; then # start udevd + echo "Starting udevd: /sbin/udevd --daemon" + /sbin/udevd --daemon + # Since udev is just now being started we want to use add events: + echo "Triggering udev events: /sbin/udevadm trigger --action=add" + # Call udevtrigger and udevsettle to do the device configuration: + /sbin/udevadm trigger --type=subsystems --action=add + /sbin/udevadm trigger --type=devices --action=add + else # trigger changes for already running udevd + # If the persistent rules files do not exist, trigger an add event: + if [ ! -r /etc/udev/rules.d/70-persistent-net.rules ]; then + # Test that we can actually write to the directory first: + if touch /etc/udev/rules.d/testfile 2> /dev/null ; then + rm -f /etc/udev/rules.d/testfile + # This should add persistent net/cd rules: + echo "Triggering udev to write persistent rules to /etc/udev/rules.d/" + /sbin/udevadm trigger --type=devices --action=add + sleep 3 + fi + fi + # Since udevd is running, most of the time we only need change events: + echo "Triggering udev events: /sbin/udevadm trigger --action=change" + /sbin/udevadm trigger --type=subsystems --action=change + /sbin/udevadm trigger --type=devices --action=change + fi + /sbin/udevadm settle --timeout=120 + ;; stop) echo "Stopping udevd is STRONGLY discouraged and not supported." echo "If you are sure you want to do this, use 'force-stop' instead." ;; force-stop) echo "Stopping udevd" - if [ -e /proc/sys/kernel/hotplug ]; then - echo /sbin/hotplug > /proc/sys/kernel/hotplug - fi - killall udevd + udevadm control --exit + killall udevd 2>/dev/null ;; restart) echo "Restarting udevd is STRONGLY discouraged and not supported." @@ -138,18 +144,18 @@ case "$1" in ;; force-restart) echo "Restarting udevd" - killall udevd - sleep 5 + udevadm control --exit + sleep 3 udevd --daemon ;; reload) echo "Reloading udev rules" - udevadm control --reload-rules + udevadm control --reload cp --preserve=all --recursive --update /lib/udev/devices/* $UDEV_ROOT ;; force-reload) echo "Updating all available device nodes in $UDEV_ROOT" - udevadm control --reload-rules + udevadm control --reload rm -rf $UDEV_ROOT/.udev $UDEV_ROOT/disk cp --preserve=all --recursive --update /lib/udev/devices/* $UDEV_ROOT ;; |