diff options
author | 2011-07-09 16:53:59 -0500 | |
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committer | 2011-07-12 10:50:02 -0500 | |
commit | d92848ed41befd692551afe9cd016cb87f7981a1 (patch) | |
tree | eacc948734cfb551ff14f63dcac21ce0f78da5ca /init.d | |
parent | fix permissions on rules and modprobe configurations (diff) | |
download | udev-gentoo-scripts-d92848ed41befd692551afe9cd016cb87f7981a1.tar.gz udev-gentoo-scripts-d92848ed41befd692551afe9cd016cb87f7981a1.tar.bz2 udev-gentoo-scripts-d92848ed41befd692551afe9cd016cb87f7981a1.zip |
Rearrange the directory structure
This removes the rc directory from the repository and renames the
directories to more closely match where things are ultimately installed.
Diffstat (limited to 'init.d')
-rw-r--r-- | init.d/udev | 274 | ||||
-rw-r--r-- | init.d/udev-dev-tarball | 95 | ||||
-rw-r--r-- | init.d/udev-mount | 107 | ||||
-rw-r--r-- | init.d/udev-postmount | 53 |
4 files changed, 529 insertions, 0 deletions
diff --git a/init.d/udev b/init.d/udev new file mode 100644 index 0000000..699030c --- /dev/null +++ b/init.d/udev @@ -0,0 +1,274 @@ +#!/sbin/runscript +# Copyright 1999-2010 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 + +description="Run udevd and create the device-nodes" + +[ -e /etc/udev/udev.conf ] && . /etc/udev/udev.conf + +rc_coldplug=${rc_coldplug:-${RC_COLDPLUG:-YES}} + +depend() +{ + if [ -f /etc/init.d/sysfs ]; then + # require new enough openrc with sysinit being extra runlevel + # on linux we just check if sysfs init-script exists + # this is to silence out ugly warnings about not-existing sysfs script + provide dev + if yesno "${rc_device_tarball:-no}"; then + need sysfs udev-mount udev-dev-tarball + else + need sysfs udev-mount + fi + before checkfs fsck + + # udev does not work inside vservers + keyword novserver nolxc + fi +} + +cleanup() +{ + # fail more gracely and not leave udevd running + start-stop-daemon --stop --exec /sbin/udevd + exit 1 +} + +disable_hotplug_agent() +{ + if [ -e /proc/sys/kernel/hotplug ]; then + echo "" >/proc/sys/kernel/hotplug + fi +} + +root_link() +{ + /lib/udev/write_root_link_rule +} + +rules_disable_switch() +{ + # this function disables rules files + # by creating new files with the same name + # in a temp rules directory with higher priority + local f=/dev/.udev/rules.d/"$1" bname="$1" onoff="$2" + + if yesno "${onoff}"; then + echo "# This file disables ${bname} due to /etc/conf.d/udev" \ + > "${f}" + else + rm -f "${f}" + fi +} + +# only called on openrc +is_service_enabled() { + local svc="$1" + + [ ! -e "/etc/init.d/${svc}" ] && return 1 + + [ -e "/etc/runlevels/${RC_BOOTLEVEL}/${svc}" ] && return 0 + [ -e "/etc/runlevels/${RC_DEFAULTLEVEL}/${svc}" ] && return 0 + return 1 +} + +check_openrc_net() +{ + local f=/dev/.udev/rules.d/90-network.rules + is_service_enabled network || return 0 + + # disable network hotplugging + echo "# This file disables network hotplug events calling old-style openrc net scripts" >> "${f}" + echo "# as we use new-style network init script /etc/init.d/network" >> "${f}" +} + +start_udevd() +{ + # load unix domain sockets if built as module, Bug #221253 and not yet loaded, Bug #363549 + if [ ! -e /proc/net/unix ]; then + if ! modprobe unix; then + eerror "Cannot load the unix domain socket module" + fi + fi + local opts="${udev_opts}" + + ebegin "Starting udevd" + if yesno "${udev_debug:-no}"; then + /sbin/udevd --daemon ${opts} --debug 2>/dev/.udev/udev.log + else + start-stop-daemon --start --exec /sbin/udevd -- --daemon ${opts} + fi + + eend $? +} + +# populate /dev with devices already found by the kernel +populate_dev() +{ + if get_bootparam "nocoldplug" ; then + rc_coldplug="NO" + ewarn "Skipping udev coldplug as requested in kernel cmdline" + fi + + ebegin "Populating /dev with existing devices through uevents" + udevadm control --property=STARTUP=1 + if yesno "${rc_coldplug}"; then + udevadm trigger --action="add" + else + # Do not run any init-scripts, Bug #206518 + udevadm control --property=do_not_run_plug_service=1 + + # only create device nodes + udevadm trigger --action="add" --attr-match=dev + + # run persistent-net stuff, bug 191466 + udevadm trigger --action="add" --subsystem-match=net + fi + eend $? + + # we can speed up booting under these conditions: + # * using devtmpfs so kernel creates device nodes for us + # * only using kernel created device nodes at boot (in /etc/fstab and elsewhere) + # + ebegin "Waiting for uevents to be processed" + udevadm settle --timeout=${udev_settle_timeout:-60} + eend $? + + udevadm control --property=do_not_run_plug_service= + udevadm control --property=STARTUP= + return 0 +} + +# for debugging +start_udevmonitor() +{ + yesno "${udev_monitor:-no}" || return 0 + + udevmonitor_log=/dev/.udev/udevmonitor.log + udevmonitor_pid=/dev/.udev/udevmonitor.pid + + einfo "udev: Running udevadm monitor ${udev_monitor_opts} to get a log of all events" + start-stop-daemon --start --stdout "${udevmonitor_log}" \ + --make-pidfile --pidfile "${udevmonitor_pid}" \ + --background --exec /sbin/udevadm -- monitor ${udev_monitor_opts} +} + +stop_udevmonitor() +{ + yesno "${udev_monitor:-no}" || return 0 + + if yesno "${udev_monitor_keep_running:-no}"; then + ewarn "udev: udevmonitor is still running and writing into ${udevmonitor_log}" + else + einfo "udev: Stopping udevmonitor: Log is in ${udevmonitor_log}" + start-stop-daemon --stop --pidfile "${udevmonitor_pid}" --exec /sbin/udevadm + fi +} + +display_hotplugged_services() { + local svcfile= svc= services= + for svcfile in "${RC_SVCDIR}"/hotplugged/*; do + svc="${svcfile##*/}" + [ -x "${svcfile}" ] || continue + + services="${services} ${svc}" + done + [ -n "${services}" ] && einfo "Device initiated services:${HILITE}${services}${NORMAL}" +} + +check_persistent_net() +{ + # check if there are problems with persistent-net + local syspath= devs= problem=false + for syspath in /sys/class/net/*_rename*; do + if [ -d "${syspath}" ]; then + devs="${devs} ${syspath##*/}" + problem=true + fi + done + + ${problem} || return 0 + + eerror "UDEV: Your system has a problem assigning persistent names" + eerror "to these network interfaces: ${devs}" + + einfo "Checking persistent-net rules:" + # the sed-expression lists all duplicate lines + # from the input, like "uniq -d" does, but uniq + # is installed into /usr/bin and not available at boot. + dups=$( + RULES_FILE='/etc/udev/rules.d/70-persistent-net.rules' + . /lib/udev/rule_generator.functions + find_all_rules 'NAME=' '.*' | \ + tr ' ' '\n' | \ + sort | \ + sed '$!N; s/^\(.*\)\n\1$/\1/; t; D' + ) + if [ -n "${dups}" ]; then + ewarn "The rules create multiple entries assigning these names:" + eindent + ewarn "${dups}" + eoutdent + else + ewarn "Found no duplicate names in persistent-net rules," + ewarn "there must be some other problem!" + fi + return 1 +} + +check_udev_works() +{ + # should exist on every system, else udev failed + if [ ! -e /dev/zero ]; then + eerror "Assuming udev failed somewhere, as /dev/zero does not exist." + return 1 + fi + return 0 +} + +start() +{ + # do not run this on old baselayout where udev-addon gets loaded + if [ ! -f /etc/init.d/sysfs ]; then + eerror "The $SVCNAME init-script is written for baselayout-2!" + eerror "Please do not use it with baselayout-1!". + return 1 + fi + + check_openrc_net + _start + + display_hotplugged_services + + return 0 +} + +_start() +{ + if [ ! -e /etc/runlevels/${RC_DEFAULTLEVEL:-default}/udev-postmount ]; then + ewarn "You should add udev-postmount service to your default runlevel." + fi + + root_link + rules_disable_switch 75-persistent-net-generator.rules "${persistent_net_disable:-no}" + rules_disable_switch 75-cd-aliases-generator.rules ${persistent_cd_disable:-no} + + disable_hotplug_agent + start_udevd || cleanup + start_udevmonitor + populate_dev || cleanup + + check_persistent_net + + check_udev_works || cleanup + stop_udevmonitor + + return 0 +} + +stop() { + ebegin "Stopping udevd" + start-stop-daemon --stop --exec /sbin/udevd + eend $? +} + diff --git a/init.d/udev-dev-tarball b/init.d/udev-dev-tarball new file mode 100644 index 0000000..7d5a6b7 --- /dev/null +++ b/init.d/udev-dev-tarball @@ -0,0 +1,95 @@ +#!/sbin/runscript +# Copyright 1999-2010 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 + +description="Maintain a tarball of not udev managed device nodes" +[ -e /etc/conf.d/udev ] && . /etc/conf.d/udev + +rc_device_tarball=${rc_device_tarball:-${RC_DEVICE_TARBALL:-NO}} +device_tarball=/lib/udev/state/devices.tar.bz2 + +depend() { + if [ -f /etc/init.d/sysfs ]; then + need udev-mount + fi +} + +start() +{ + _start +} + +_start() { + if yesno "${rc_device_tarball}" && \ + [ -s "${device_tarball}" ] + then + ebegin "Populating /dev with saved device nodes" + tar -jxpf "${device_tarball}" -C /dev + eend $? + fi +} + +stop() { + if [ -e /dev/.devfsd ] || [ ! -e /dev/.udev ] || [ ! -z "${CDBOOT}" ] || \ + ! yesno "${rc_device_tarball}" || \ + ! touch "${device_tarball}" 2>/dev/null + then + return 0 + fi + + ebegin "Saving device nodes" + # Handle our temp files + save_tmp_base=/tmp/udev.savedevices."$$" + devices_udev="${save_tmp_base}"/devices.udev + devices_real="${save_tmp_base}"/devices.real + devices_totar="${save_tmp_base}"/devices.totar + device_tmp_tarball="${save_tmp_base}"/devices + + rm -rf "${save_tmp_base}" + mkdir "${save_tmp_base}" + touch "${devices_udev}" "${devices_real}" \ + "${devices_totar}" "${device_tmp_tarball}" + + if [ -f "${devices_udev}" -a -f "${devices_real}" -a \ + -f "${devices_totar}" -a -f "${device_tmp_tarball}" ] + then + cd /dev + # Find all devices, but ignore .udev directory + find . -xdev -type b -or -type c -or -type l | \ + cut -d/ -f2- | \ + grep -v ^\\.udev >"${devices_real}" + + # Figure out what udev created + udevadm info --export-db | sed -ne 's,^[SN]: \(.*\),\1,p' >"${devices_udev}" + # These ones we also do not want in there + for x in MAKEDEV core fd initctl pts shm stderr stdin stdout root; do + echo "${x}" >> "${devices_udev}" + done + if [ -d /lib/udev/devices ]; then + cd /lib/udev/devices + find . -xdev -type b -or -type c -or -type l | \ + cut -d/ -f2- >> "${devices_udev}" + cd /dev + fi + + fgrep -x -v -f "${devices_udev}" "${devices_real}" > "${devices_totar}" + + # Now only tarball those not created by udev if we have any + if [ -s "${devices_totar}" ]; then + # we dont want to descend into mounted filesystems (e.g. devpts) + # looking up username may involve NIS/network + # and net may be down + tar --one-file-system --numeric-owner \ + -jcpf "${device_tmp_tarball}" -T "${devices_totar}" + mv -f "${device_tmp_tarball}" "${device_tarball}" + else + rm -f "${device_tarball}" + fi + eend 0 + else + eend 1 "Could not create temporary files!" + fi + + rm -rf "${save_tmp_base}" +} + diff --git a/init.d/udev-mount b/init.d/udev-mount new file mode 100644 index 0000000..3e4f884 --- /dev/null +++ b/init.d/udev-mount @@ -0,0 +1,107 @@ +#!/sbin/runscript +# Copyright 1999-2010 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 + +description="Mount tmpfs on /dev" +[ -e /etc/conf.d/udev ] && . /etc/conf.d/udev + +# get_KV and KV_to_int +. /lib/udev/shell-compat-KV.sh + +# FIXME +# Instead of this script testing kernel version, udev itself should +# Maybe something like udevd --test || exit $? +check_kernel() +{ + if [ $(get_KV) -lt $(KV_to_int '%KV_MIN%') ]; then + eerror "Your kernel is too old to work with this version of udev." + eerror "Current udev only supports Linux kernel %KV_MIN% and newer." + return 1 + fi + + yesno "${unreliable_kernel_warning:-yes}" || return 0 + + if [ $(get_KV) -lt $(KV_to_int '%KV_MIN_RELIABLE%') ]; then + ewarn "You need at least Linux kernel %KV_MIN_RELIABLE% for reliable operation of udev." + fi + return 0 +} + + +mount_dev_directory() +{ + if mountinfo -q /dev; then + einfo "/dev is already mounted" + return 0 + fi + + # No options are processed here as they should all be in /etc/fstab + ebegin "Mounting /dev" + if ! fstabinfo --mount /dev; then + # we mount devtmpfs if supported + local fs=tmpfs + grep -qs devtmpfs /proc/filesystems && fs=devtmpfs + + # Some devices require exec, Bug #92921 + mount -n -t "$fs" -o "exec,nosuid,mode=0755,size=10M" udev /dev + fi + eend $? +} + +seed_dev() +{ + # Seed /dev with some things that we know we need + + # creating /dev/console, /dev/tty and /dev/tty1 to be able to write + # to $CONSOLE with/without bootsplash before udevd creates it + [ -c /dev/console ] || mknod -m 600 /dev/console c 5 1 + [ -c /dev/tty1 ] || mknod -m 620 /dev/tty1 c 4 1 + [ -c /dev/tty ] || mknod -m 666 /dev/tty c 5 0 + + # udevd will dup its stdin/stdout/stderr to /dev/null + # and we do not want a file which gets buffered in ram + [ -c /dev/null ] || mknod -m 666 /dev/null c 1 3 + ${HAVE_SELINUX} && restorecon /dev/null + + # so udev can add its start-message to dmesg + [ -c /dev/kmsg ] || mknod -m 660 /dev/kmsg c 1 11 + + # Create problematic directories + mkdir -p /dev/pts /dev/shm + ${HAVE_SELINUX} && restorecon -R /dev >/dev/null + return 0 +} + + +start() +{ + # do not run this on too old baselayout - udev-addon is already loaded! + if [ ! -f /etc/init.d/sysfs ]; then + eerror "The $SVCNAME init-script is written for baselayout-2!" + eerror "Please do not use it with baselayout-1!". + return 1 + fi + + _start +} + +_start() +{ + check_kernel || return 1 + mount_dev_directory || return 1 + + # Selinux lovin; /selinux should be mounted by selinux-patched init + if [ -x /sbin/restorecon -a -c /selinux/null ]; then + HAVE_SELINUX=true + restorecon /dev > /selinux/null + else + HAVE_SELINUX=false + fi + + # make sure it exists + mkdir -p /dev/.udev /dev/.udev/rules.d + + seed_dev + + return 0 +} diff --git a/init.d/udev-postmount b/init.d/udev-postmount new file mode 100644 index 0000000..12a30f6 --- /dev/null +++ b/init.d/udev-postmount @@ -0,0 +1,53 @@ +#!/sbin/runscript +# Copyright 1999-2010 Gentoo Foundation +# Distributed under the terms of the GNU General Public License v2 +# $Header: /var/cvsroot/gentoo-x86/sys-fs/udev/files/164/udev-postmount.initd,v 1.1 2010/10/30 13:53:54 zzam Exp $ + +depend() { + need localmount + after dbus # for trigger failed +} + +dir_writeable() +{ + touch "$1"/.test.$$ 2>/dev/null && rm "$1"/.test.$$ +} + +# store persistent-rules that got created while booting +# when / was still read-only +store_persistent_rules() { + # only continue if rules-directory is writable + dir_writeable /etc/udev/rules.d || return 0 + + local file dest + for file in /dev/.udev/tmp-rules--*; do + dest=${file##*tmp-rules--} + [ "$dest" = '*' ] && break + type=${dest##70-persistent-} + type=${type%%.rules} + ebegin "Saving udev persistent ${type} rules to /etc/udev/rules.d" + cat "$file" >> /etc/udev/rules.d/"$dest" && rm -f "$file" + eend $? "Failed moving persistent rules!" + done +} + + +start() { + # check if this system uses udev + [ -d /dev/.udev/ ] || return 0 + + einfo "Doing udev cleanups" + + # Run the events that failed at first udev trigger + udevadm trigger --type=failed -v + + # store persistent-rules that got created while booting + # when / was still read-only + store_persistent_rules +} + +stop() { + : +} + +# vim:ts=4 |