| 1 |
#!/sbin/runscript |
| 2 |
# Copyright 1999-2006 Gentoo Foundation |
| 3 |
# Distributed under the terms of the GNU General Public License v2 |
| 4 |
|
| 5 |
trap ":" INT QUIT TSTP |
| 6 |
source /sbin/functions.sh |
| 7 |
# Only source this when this is a livecd booting ... |
| 8 |
[ -f /sbin/livecd-functions.sh ] && source /sbin/livecd-functions.sh |
| 9 |
umask 022 |
| 10 |
|
| 11 |
# Quick test to see if we can be interactive or not |
| 12 |
if [[ ${RC_INTERACTIVE:-yes} == "yes" ]] ; then |
| 13 |
if tty -s && stty -a | grep -q " icanon" ; then |
| 14 |
RC_INTERACTIVE="yes" |
| 15 |
else |
| 16 |
RC_INTERACTIVE="no" |
| 17 |
fi |
| 18 |
fi |
| 19 |
|
| 20 |
try() { |
| 21 |
local errstr |
| 22 |
local retval=0 |
| 23 |
|
| 24 |
if [ -c /dev/null ]; then |
| 25 |
errstr="$((eval $*) 2>&1 >/dev/null)" |
| 26 |
else |
| 27 |
errstr="$((eval $*) 2>&1)" |
| 28 |
fi |
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retval=$? |
| 30 |
if [ "${retval}" -ne 0 ] |
| 31 |
then |
| 32 |
splash "critical" & |
| 33 |
|
| 34 |
echo -e "${ENDCOL}${NORMAL}[${BAD} oops ${NORMAL}]" |
| 35 |
echo |
| 36 |
eerror "The \"${1}\" command failed with error:" |
| 37 |
echo |
| 38 |
echo "${errstr#*: }" |
| 39 |
echo |
| 40 |
eerror "Since this is a critical task, startup cannot continue." |
| 41 |
echo |
| 42 |
/sbin/sulogin ${CONSOLE} |
| 43 |
einfo "Unmounting filesystems" |
| 44 |
if [ -c /dev/null ]; then |
| 45 |
/bin/mount -a -o remount,ro &>/dev/null |
| 46 |
else |
| 47 |
/bin/mount -a -o remount,ro |
| 48 |
fi |
| 49 |
einfo "Rebooting" |
| 50 |
/sbin/reboot -f |
| 51 |
fi |
| 52 |
|
| 53 |
return ${retval} |
| 54 |
} |
| 55 |
|
| 56 |
# Check that $1 exists ... |
| 57 |
check_statedir() { |
| 58 |
[ -z "$1" ] && return 0 |
| 59 |
|
| 60 |
if [ ! -d "$1" ] ; then |
| 61 |
if ! mkdir -p "$1" &>/dev/null ; then |
| 62 |
splash "critical" & |
| 63 |
echo |
| 64 |
eerror "For Gentoo to function properly, \"$1\" needs to exist." |
| 65 |
if [[ ${RC_FORCE_AUTO} == "yes" ]] ; then |
| 66 |
eerror "Attempting to create \"$1\" for you ..." |
| 67 |
mount -o remount,rw / |
| 68 |
mkdir -p "$1" |
| 69 |
else |
| 70 |
eerror "Please mount your root partition read/write, and execute:" |
| 71 |
echo |
| 72 |
eerror " # mkdir -p $1" |
| 73 |
echo; echo |
| 74 |
/sbin/sulogin ${CONSOLE} |
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fi |
| 76 |
einfo "Unmounting filesystems" |
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/bin/mount -a -o remount,ro &>/dev/null |
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einfo "Rebooting" |
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/sbin/reboot -f |
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fi |
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fi |
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|
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return 0 |
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} |
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|
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# void noblock_read(var) |
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# |
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# reads a line of input into var like regular read |
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# but it does not block waiting for input |
| 90 |
# |
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noblock_read() { |
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local old_tty_settings="$(stty -g)" |
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stty -icanon min 0 time 0 |
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read "$@" |
| 95 |
stty "${old_tty_settings}" |
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} |
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|
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# bool user_want_interactive(void) |
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# |
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# return 0 if user wants interactive mode |
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# |
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user_want_interactive() { |
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[[ ${RC_INTERACTIVE} != "yes" ]] && return 1 |
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|
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local user_input |
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noblock_read user_input |
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[[ ${user_input} == *"I"* || ${user_input} == *"i"* ]] |
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} |
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|
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# void do_interactive |
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# |
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# starts, skips, continues or drops to the shell |
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# depending on user selection |
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# |
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do_interactive() { |
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local service="$2" |
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|
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user_want_interactive && svcinteractive="yes" |
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if [[ ${svcinteractive} != "yes" || ! -e "/etc/init.d/${service}" ]] ; then |
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"$@" |
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return $? |
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fi |
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|
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local start_text="Start service" |
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local skip_text="Skip service" |
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local continue_text="Continue boot process" |
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local shell_text="Exit to shell" |
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|
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echo |
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echo "About to start the service ${service}" |
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PS3="Enter your selection: " |
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select action in "${start_text}" "${skip_text}" "${continue_text}" \ |
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"${shell_text}" |
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do |
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case ${action} in |
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"${start_text}") |
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"$@" |
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break |
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;; |
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"${skip_text}") |
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break |
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;; |
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"${continue_text}") |
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svcinteractive="no" |
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"$@" |
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break |
| 147 |
;; |
| 148 |
"${shell_text}") |
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echo |
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sulogin "${CONSOLE}" |
| 151 |
;; |
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esac |
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done |
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} |
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|
| 156 |
get_critical_services() { |
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local x= |
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CRITICAL_SERVICES= |
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|
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if [ -f "/etc/runlevels/${BOOTLEVEL}/.critical" ] |
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then |
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for x in $(< /etc/runlevels/${BOOTLEVEL}/.critical) |
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do |
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CRITICAL_SERVICES="${CRITICAL_SERVICES} ${x##*/}" |
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done |
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else |
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CRITICAL_SERVICES="checkroot modules checkfs localmount clock" |
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fi |
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|
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export CRITICAL_SERVICES |
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|
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return 0 |
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} |
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|
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check_critical_services() { |
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local x |
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|
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# Ensure that critical services are in the boot runlevel |
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for x in ${CRITICAL_SERVICES} ; do |
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if [[ ! -L "/etc/runlevels/${BOOTLEVEL}/${x}" ]] ; then |
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ewarn "WARNING: Adding critical service ${x} to the ${BOOTLEVEL} runlevel" |
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ln -snf "/etc/init.d/${x}" "/etc/runlevels/${BOOTLEVEL}/${x}" |
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fi |
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done |
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} |
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|
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# Save $1 |
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argv1="$1" |
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|
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# First time boot stuff goes here. Note that 'sysinit' is an internal runlevel |
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# used to bring up local filesystems, and should not be started with /sbin/rc |
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# directly ... |
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if [[ ( ${RUNLEVEL} == "S" || ${RUNLEVEL} == "1" ) && ${argv1} = "sysinit" ]] |
| 194 |
then |
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# Setup initial $PATH just in case |
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PATH="/bin:/sbin:/usr/bin:/usr/sbin:${PATH}" |
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|
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# Help users recover their systems incase these go missing |
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[ -c /dev/null ] && dev_null=1 || dev_null=0 |
| 200 |
[ -c /dev/console ] && dev_console=1 || dev_console=0 |
| 201 |
|
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echo |
| 203 |
echo -e "${GOOD}Gentoo Linux${GENTOO_VERS}; ${BRACKET}http://www.gentoo.org/${NORMAL}" |
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echo -e " Copyright 1999-2006 Gentoo Foundation; Distributed under the GPLv2" |
| 205 |
echo |
| 206 |
if [[ ${RC_INTERACTIVE} == "yes" ]] ; then |
| 207 |
echo -e "Press ${GOOD}I${NORMAL} to enter interactive boot mode" |
| 208 |
echo |
| 209 |
fi |
| 210 |
check_statedir /proc |
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|
| 212 |
ebegin "Mounting proc at /proc" |
| 213 |
if [[ ${RC_USE_FSTAB} = "yes" ]] ; then |
| 214 |
mntcmd=$(get_mount_fstab /proc) |
| 215 |
else |
| 216 |
unset mntcmd |
| 217 |
fi |
| 218 |
try mount -n ${mntcmd:--t proc proc /proc} |
| 219 |
eend $? |
| 220 |
|
| 221 |
# Read off the kernel commandline to see if there's any special settings |
| 222 |
# especially check to see if we need to set the CDBOOT environment variable |
| 223 |
# Note: /proc MUST be mounted |
| 224 |
[ -f /sbin/livecd-functions.sh ] && livecd_read_commandline |
| 225 |
|
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if [ "$(get_KV)" -ge "$(KV_to_int '2.6.0')" ] ; then |
| 227 |
if [[ -d /sys ]] ; then |
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ebegin "Mounting sysfs at /sys" |
| 229 |
if [[ ${RC_USE_FSTAB} = "yes" ]] ; then |
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mntcmd=$(get_mount_fstab /sys) |
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else |
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unset mntcmd |
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fi |
| 234 |
try mount -n ${mntcmd:--t sysfs sysfs /sys} |
| 235 |
eend $? |
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else |
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ewarn "No /sys to mount sysfs needed in 2.6 and later kernels!" |
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fi |
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fi |
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|
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check_statedir /dev |
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|
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# Fix weird bug where there is a /dev/.devfsd in a unmounted /dev |
| 244 |
devfs_automounted="no" |
| 245 |
if [ -e "/dev/.devfsd" ] |
| 246 |
then |
| 247 |
mymounts="$(awk '($3 == "devfs") { print "yes"; exit 0 }' /proc/mounts)" |
| 248 |
if [ "${mymounts}" != "yes" ] |
| 249 |
then |
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rm -f /dev/.devfsd |
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else |
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devfs_automounted="yes" |
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fi |
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fi |
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|
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# Try to figure out how the user wants /dev handled |
| 257 |
# - check $RC_DEVICES from /etc/conf.d/rc |
| 258 |
# - check boot parameters |
| 259 |
# - make sure the required binaries exist |
| 260 |
# - make sure the kernel has support |
| 261 |
if [ "${RC_DEVICES}" = "static" ] |
| 262 |
then |
| 263 |
ebegin "Using existing device nodes in /dev" |
| 264 |
eend 0 |
| 265 |
else |
| 266 |
fellback_to_devfs="no" |
| 267 |
case "${RC_DEVICES}" in |
| 268 |
devfs) devfs="yes" |
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udev="no" |
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;; |
| 271 |
udev) devfs="yes" |
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udev="yes" |
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fellback_to_devfs="yes" |
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;; |
| 275 |
auto|*) devfs="yes" |
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udev="yes" |
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;; |
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esac |
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|
| 280 |
# Check udev prerequisites and kernel params |
| 281 |
if [ "${udev}" = "yes" ] |
| 282 |
then |
| 283 |
if get_bootparam "noudev" || \ |
| 284 |
[ ! -x /sbin/udev -o ${devfs_automounted} = "yes" ] || \ |
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[ "$(get_KV)" -lt "$(KV_to_int '2.6.0')" ] |
| 286 |
then |
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udev="no" |
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fi |
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fi |
| 290 |
|
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# Check devfs prerequisites and kernel params |
| 292 |
if [ "${devfs}" = "yes" ] |
| 293 |
then |
| 294 |
if get_bootparam "nodevfs" || [ "${udev}" = "yes" ] |
| 295 |
then |
| 296 |
devfs="no" |
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fi |
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fi |
| 299 |
|
| 300 |
# Actually start setting up /dev now |
| 301 |
if [[ ${udev} == "yes" ]] ; then |
| 302 |
start_addon udev |
| 303 |
|
| 304 |
# With devfs, /dev can be mounted by the kernel ... |
| 305 |
elif [[ ${devfs} == "yes" ]] ; then |
| 306 |
start_addon devfs |
| 307 |
|
| 308 |
# Did the user want udev in the config file but for |
| 309 |
# some reason, udev support didnt work out ? |
| 310 |
if [[ ${fellback_to_devfs} == "yes" ]] ; then |
| 311 |
ewarn "You wanted udev but support for it was not available!" |
| 312 |
ewarn "Please review your system after it's booted!" |
| 313 |
fi |
| 314 |
fi |
| 315 |
|
| 316 |
# OK, if we got here, things are probably not right :) |
| 317 |
if [[ ${devfs} == "no" && ${udev} == "no" ]] ; then |
| 318 |
clear |
| 319 |
echo |
| 320 |
einfo "The Gentoo Linux system initialization scripts have detected that" |
| 321 |
einfo "your system does not support UDEV. Since Gentoo Linux has been" |
| 322 |
einfo "designed with dynamic /dev in mind, it is highly suggested that you" |
| 323 |
einfo "emerge sys-fs/udev and configure your system to use it." |
| 324 |
einfo "Please read the Gentoo Handbook for more information!" |
| 325 |
echo |
| 326 |
einfo " http://www.gentoo.org/doc/en/handbook/" |
| 327 |
echo |
| 328 |
einfo "Thanks for using Gentoo! :)" |
| 329 |
echo |
| 330 |
read -t 15 -p "(hit Enter to continue or wait 15 seconds ...)" |
| 331 |
fi |
| 332 |
fi |
| 333 |
|
| 334 |
# From linux-2.5.68 we need to mount /dev/pts again ... |
| 335 |
if [ "$(get_KV)" -ge "$(KV_to_int '2.5.68')" ] |
| 336 |
then |
| 337 |
have_devpts="$(awk '($2 == "devpts") { print "yes"; exit 0 }' /proc/filesystems)" |
| 338 |
|
| 339 |
if [ "${have_devpts}" = "yes" ] |
| 340 |
then |
| 341 |
# Only try to create /dev/pts if we have /dev mounted dynamically, |
| 342 |
# else it might fail as / might be still mounted readonly. |
| 343 |
if [ ! -d /dev/pts ] && \ |
| 344 |
[ "${devfs}" = "yes" -o "${udev}" = "yes" ] |
| 345 |
then |
| 346 |
# Make sure we have /dev/pts |
| 347 |
mkdir -p /dev/pts &>/dev/null || \ |
| 348 |
ewarn "Could not create /dev/pts!" |
| 349 |
fi |
| 350 |
|
| 351 |
if [[ -d /dev/pts ]] ; then |
| 352 |
ebegin "Mounting devpts at /dev/pts" |
| 353 |
if [[ ${RC_USE_FSTAB} = "yes" ]] ; then |
| 354 |
mntcmd=$(get_mount_fstab /dev/pts) |
| 355 |
else |
| 356 |
unset mntcmd |
| 357 |
fi |
| 358 |
try mount -n ${mntcmd:--t devpts -o gid=5,mode=0620 devpts /dev/pts} |
| 359 |
eend $? |
| 360 |
fi |
| 361 |
fi |
| 362 |
fi |
| 363 |
|
| 364 |
# Set the console loglevel to 1 for a cleaner boot |
| 365 |
# the logger should anyhow dump the ring-0 buffer at start to the |
| 366 |
# logs, and that with dmesg can be used to check for problems |
| 367 |
/bin/dmesg -n 1 |
| 368 |
|
| 369 |
# Start logging console output since we have all /dev stuff setup |
| 370 |
bootlog start |
| 371 |
|
| 372 |
# Start RAID/LVM/EVMS/DM volumes for /usr, /var, etc. |
| 373 |
start_volumes |
| 374 |
|
| 375 |
# Swap needs to be activated *after* /dev has been fully setup so that |
| 376 |
# the fstab can be properly parsed. This first pass we send to /dev/null |
| 377 |
# in case the user has swap points setup on different partitions. We |
| 378 |
# will run swapon again in localmount and that one will report errors. |
| 379 |
ebegin "Activating (possible) swap" |
| 380 |
/sbin/swapon -a >& /dev/null |
| 381 |
eend 0 |
| 382 |
|
| 383 |
# We set the forced softlevel from the kernel command line |
| 384 |
# It needs to be run right after proc is mounted for the |
| 385 |
# boot runlevel |
| 386 |
setup_defaultlevels |
| 387 |
|
| 388 |
# $BOOT can be used by rc-scripts to test if it is the first time |
| 389 |
# the 'boot' runlevel is executed. Now also needed by some stuff in |
| 390 |
# the 'sysinit' runlevel ... |
| 391 |
export BOOT="yes" |
| 392 |
|
| 393 |
start_critical_service() { |
| 394 |
( |
| 395 |
local retval= |
| 396 |
local service="$1" |
| 397 |
# Needed for some addons like dm-crypt that starts in critical services |
| 398 |
local myservice="$1" |
| 399 |
|
| 400 |
source "/etc/init.d/${service}" |
| 401 |
retval=$? |
| 402 |
if [[ ${retval} -ne 0 ]] ; then |
| 403 |
eerror "Failed to source /etc/init.d/${service}" |
| 404 |
return "${retval}" |
| 405 |
fi |
| 406 |
|
| 407 |
local conf="$(add_suffix /etc/conf.d/${service})" |
| 408 |
[[ -e ${conf} ]] && source "${conf}" |
| 409 |
conf="$(add_suffix /etc/rc.conf)" |
| 410 |
[[ -e ${conf} ]] && source "${conf}" |
| 411 |
|
| 412 |
start |
| 413 |
retval=$? |
| 414 |
[[ ${retval} -ne 0 ]] && eerror "Failed to start /etc/init.d/${service}" |
| 415 |
|
| 416 |
return "${retval}" |
| 417 |
) |
| 418 |
} |
| 419 |
|
| 420 |
# We first try to find a locally defined list of critical services |
| 421 |
# for a particular runlevel. If we cannot find it, we use the |
| 422 |
# defaults. |
| 423 |
get_critical_services |
| 424 |
|
| 425 |
splash "rc_init" "${argv1}" |
| 426 |
|
| 427 |
export START_CRITICAL="yes" |
| 428 |
|
| 429 |
# We do not want to break compatibility, so we do not fully integrate |
| 430 |
# these into /sbin/rc, but rather start them by hand ... |
| 431 |
for x in ${CRITICAL_SERVICES} |
| 432 |
do |
| 433 |
splash "svc_start" "${x}" |
| 434 |
if ! start_critical_service "${x}" ; then |
| 435 |
splash "critical" &>/dev/null & |
| 436 |
|
| 437 |
echo |
| 438 |
eerror "One of more critical startup scripts failed to start!" |
| 439 |
eerror "Please correct this, and reboot ..." |
| 440 |
echo; echo |
| 441 |
/sbin/sulogin ${CONSOLE} |
| 442 |
einfo "Unmounting filesystems" |
| 443 |
/bin/mount -a -o remount,ro &>/dev/null |
| 444 |
einfo "Rebooting" |
| 445 |
/sbin/reboot -f |
| 446 |
fi |
| 447 |
|
| 448 |
splash "svc_started" "${x}" "0" |
| 449 |
done |
| 450 |
|
| 451 |
unset START_CRITICAL |
| 452 |
|
| 453 |
# /var/log should be writable now, so starting saving the boot output |
| 454 |
bootlog sync |
| 455 |
|
| 456 |
# have to run this after /var/run is mounted rw #85304 |
| 457 |
if [ -x /sbin/irqbalance -a "$(get_KV)" -ge "$(KV_to_int '2.5.0')" ] |
| 458 |
then |
| 459 |
ebegin "Starting irqbalance" |
| 460 |
/sbin/irqbalance |
| 461 |
eend $? |
| 462 |
fi |
| 463 |
|
| 464 |
# Check that $svcdir exists ... |
| 465 |
check_statedir "${svcdir}" |
| 466 |
|
| 467 |
# Should we use tmpfs/ramfs/ramdisk for caching dependency and |
| 468 |
# general initscript data? Note that the 'gentoo=<fs>' kernel |
| 469 |
# option should override any other setting ... |
| 470 |
for fs in tmpfs ramfs ramdisk |
| 471 |
do |
| 472 |
if get_bootparam "${fs}" |
| 473 |
then |
| 474 |
svcmount="yes" |
| 475 |
svcfstype="${fs}" |
| 476 |
break |
| 477 |
fi |
| 478 |
done |
| 479 |
if [ "${svcmount}" = "yes" ] |
| 480 |
then |
| 481 |
ebegin "Mounting ${svcfstype} at ${svcdir}" |
| 482 |
case "${svcfstype}" in |
| 483 |
ramfs) |
| 484 |
try mount -t ramfs svcdir "${svcdir}" \ |
| 485 |
-o rw,mode=0755,size="${svcsize}"k |
| 486 |
;; |
| 487 |
ramdisk) |
| 488 |
try dd if=/dev/zero of=/dev/ram0 bs=1k count="${svcsize}" |
| 489 |
try /sbin/mke2fs -i 1024 -vm0 /dev/ram0 "${svcsize}" |
| 490 |
try mount -t ext2 /dev/ram0 "${svcdir}" -o rw |
| 491 |
;; |
| 492 |
tmpfs|*) |
| 493 |
try mount -t tmpfs svcdir "${svcdir}" \ |
| 494 |
-o rw,mode=0755,size="${svcsize}"k |
| 495 |
;; |
| 496 |
esac |
| 497 |
eend 0 |
| 498 |
fi |
| 499 |
|
| 500 |
# If booting off CD, we want to update inittab before setting the runlevel |
| 501 |
if [ -f "/sbin/livecd-functions.sh" -a -n "${CDBOOT}" ] |
| 502 |
then |
| 503 |
ebegin "Updating inittab" |
| 504 |
livecd_fix_inittab |
| 505 |
eend $? |
| 506 |
/sbin/telinit q &>/dev/null |
| 507 |
fi |
| 508 |
|
| 509 |
# Clear $svcdir from stale entries, but leave the caches around, as it |
| 510 |
# should help speed things up a bit |
| 511 |
rm -rf $(ls -d1 "${svcdir}/"* 2>/dev/null | \ |
| 512 |
grep -ve '\(depcache\|deptree\|envcache\)') |
| 513 |
|
| 514 |
echo "sysinit" > "${svcdir}/softlevel" |
| 515 |
|
| 516 |
# Ensure all critical services have are in the boot runlevel |
| 517 |
check_critical_services |
| 518 |
|
| 519 |
# Update the dependency cache |
| 520 |
/sbin/depscan.sh |
| 521 |
|
| 522 |
# Now that the dependency cache are up to date, make sure these |
| 523 |
# are marked as started ... |
| 524 |
( |
| 525 |
# Needed for mark_service_started() |
| 526 |
source "${svclib}/sh/rc-services.sh" |
| 527 |
|
| 528 |
for x in ${CRITICAL_SERVICES} |
| 529 |
do |
| 530 |
mark_service_started "${x}" |
| 531 |
done |
| 532 |
) |
| 533 |
|
| 534 |
# If the user's /dev/null or /dev/console are missing, we |
| 535 |
# should help them out and explain how to rectify the situation |
| 536 |
if [ ${dev_null} -eq 0 -o ${dev_console} -eq 0 ] \ |
| 537 |
&& [ -e /usr/share/baselayout/issue.devfix ] |
| 538 |
then |
| 539 |
# Backup current /etc/issue |
| 540 |
if [ -e /etc/issue -a ! -e /etc/issue.devfix ] |
| 541 |
then |
| 542 |
mv /etc/issue /etc/issue.devfix |
| 543 |
fi |
| 544 |
|
| 545 |
cp /usr/share/baselayout/issue.devfix /etc/issue |
| 546 |
fi |
| 547 |
|
| 548 |
# Setup login records ... this has to be done here because when |
| 549 |
# we exit this runlevel, init will write a boot record to utmp |
| 550 |
# If /var/run is readonly, then print a warning, not errors |
| 551 |
if touch /var/run/utmp 2>/dev/null |
| 552 |
then |
| 553 |
> /var/run/utmp |
| 554 |
touch /var/log/wtmp |
| 555 |
chgrp utmp /var/run/utmp /var/log/wtmp |
| 556 |
chmod 0664 /var/run/utmp /var/log/wtmp |
| 557 |
# Remove /var/run/utmpx (bug from the past) |
| 558 |
rm -f /var/run/utmpx |
| 559 |
else |
| 560 |
ewarn "Skipping /var/run/utmp initialization (ro root?)" |
| 561 |
fi |
| 562 |
|
| 563 |
# Check and save if the user wants interactive |
| 564 |
user_want_interactive && svcinteractive="yes" |
| 565 |
echo "${svcinteractive:-no}" > "${svcdir}/interactive" |
| 566 |
|
| 567 |
# sysinit is now done, so allow init scripts to run normally |
| 568 |
[[ -e /dev/.rcsysinit ]] && rm -f /dev/.rcsysinit |
| 569 |
|
| 570 |
# All done logging |
| 571 |
bootlog quit |
| 572 |
|
| 573 |
exit 0 |
| 574 |
fi # Sysinit ends here |
| 575 |
|
| 576 |
if [[ ( ${RUNLEVEL} == "S" || ${RUNLEVEL} == "1" ) && ${argv1} == "boot" ]] |
| 577 |
then |
| 578 |
setup_defaultlevels |
| 579 |
|
| 580 |
if [ -n "${DEFAULTLEVEL}" -a "${DEFAULTLEVEL}" != "default" ] |
| 581 |
then |
| 582 |
# Setup our default runlevel runlevel that will be run |
| 583 |
# the first time /sbin/rc is called with argv1 != sysinit|boot |
| 584 |
echo "${DEFAULTLEVEL}" > "${svcdir}/ksoftlevel" |
| 585 |
fi |
| 586 |
|
| 587 |
# $BOOT can be used by rc-scripts to test if it is the first time |
| 588 |
# the 'boot' runlevel is executed |
| 589 |
export BOOT="yes" |
| 590 |
|
| 591 |
# We reset argv1 to the bootlevel given on the kernel command line |
| 592 |
# if there is one |
| 593 |
argv1="${BOOTLEVEL}" |
| 594 |
|
| 595 |
elif [[ ${RUNLEVEL} != "S" && ${RUNLEVEL} != "1" && -e ${svcdir}/ksoftlevel ]] |
| 596 |
then |
| 597 |
argv1="$(< ${svcdir}/ksoftlevel)" |
| 598 |
rm -f "${svcdir}/ksoftlevel" |
| 599 |
elif [[ ${RUNLEVEL} != "S" && ${RUNLEVEL} != "1" && ${argv1} == "single" ]] |
| 600 |
then |
| 601 |
/sbin/telinit S |
| 602 |
exit 0 |
| 603 |
elif [[ ( ${RUNLEVEL} == "S" || ${RUNLEVEL} == "1" ) && ${argv1} != "single" ]] |
| 604 |
then |
| 605 |
level=$(awk -v level="${argv1}" ' |
| 606 |
$2 == level { |
| 607 |
split($0, fields, ":") |
| 608 |
print fields[2] |
| 609 |
exit |
| 610 |
}' /etc/inittab 2>/dev/null) |
| 611 |
[[ -z ${level} ]] && level=3 |
| 612 |
/sbin/telinit "${level}" |
| 613 |
exit 0 |
| 614 |
fi |
| 615 |
|
| 616 |
# Ensure that critical services are in the boot runlevel |
| 617 |
get_critical_services |
| 618 |
check_critical_services |
| 619 |
|
| 620 |
source "${svclib}/sh/rc-services.sh" |
| 621 |
[[ -e "${svcdir}/interactive" ]] \ |
| 622 |
&& svcinteractive="$(<${svcdir}/interactive)" |
| 623 |
|
| 624 |
if [ -f "${svcdir}/softlevel" ] |
| 625 |
then |
| 626 |
# Set OLDSOFTLEVEL if we had a valid SOFTLEVEL |
| 627 |
export OLDSOFTLEVEL="$(< ${svcdir}/softlevel)" |
| 628 |
else |
| 629 |
export OLDSOFTLEVEL= |
| 630 |
fi |
| 631 |
|
| 632 |
if [ -z "${argv1}" ] |
| 633 |
then |
| 634 |
if [ -f "${svcdir}/softlevel" ] |
| 635 |
then |
| 636 |
export SOFTLEVEL="$(< ${svcdir}/softlevel)" |
| 637 |
else |
| 638 |
export SOFTLEVEL="${BOOTLEVEL}" |
| 639 |
fi |
| 640 |
else |
| 641 |
export SOFTLEVEL="${argv1}" |
| 642 |
fi |
| 643 |
|
| 644 |
if [ ! -f "${svcdir}/softlevel" ] |
| 645 |
then |
| 646 |
echo "${SOFTLEVEL}" > "${svcdir}/softlevel" |
| 647 |
fi |
| 648 |
|
| 649 |
# For keeping a list of services that fails during boot/halt |
| 650 |
if [ ! -d "${svcdir}/failed" ] |
| 651 |
then |
| 652 |
mkdir -p -m 0755 "${svcdir}/failed" |
| 653 |
else |
| 654 |
rm -rf "${svcdir}"/failed/* |
| 655 |
fi |
| 656 |
|
| 657 |
splash "rc_init" "${argv1}" |
| 658 |
|
| 659 |
|
| 660 |
if [ "${SOFTLEVEL}" = "reboot" -o "${SOFTLEVEL}" = "shutdown" ] |
| 661 |
then |
| 662 |
myscripts= |
| 663 |
|
| 664 |
elif [ "${SOFTLEVEL}" = "single" ] |
| 665 |
then |
| 666 |
|
| 667 |
myscripts="${CRITICAL_SERVICES}" |
| 668 |
|
| 669 |
elif [ ! -d "/etc/runlevels/${SOFTLEVEL}" ] |
| 670 |
then |
| 671 |
eerror "ERROR: runlevel ${SOFTLEVEL} does not exist; exiting ..." |
| 672 |
exit 1 |
| 673 |
else |
| 674 |
myscripts= |
| 675 |
if [ "${SOFTLEVEL}" != "${BOOTLEVEL}" ] |
| 676 |
then |
| 677 |
# Normal runlevels *include* boot scripts |
| 678 |
mylevels="$(dolisting "/etc/runlevels/${SOFTLEVEL}/")" |
| 679 |
mylevels="${mylevels} $(dolisting /etc/runlevels/${BOOTLEVEL}/)" |
| 680 |
else |
| 681 |
# Non-normal runlevels don't include boot scripts as default |
| 682 |
mylevels="$(dolisting "/etc/runlevels/${SOFTLEVEL}/")" |
| 683 |
|
| 684 |
# As we're in the bootlevel, add any services that failed due |
| 685 |
# to /dev/.rcsysinit existing to the list |
| 686 |
if [[ -d /dev/.rcboot ]] ; then |
| 687 |
for x in $(dolisting /dev/.rcboot/) ; do |
| 688 |
[[ -L ${x} && ! -e /etc/runlevels/"${DEFAULTLEVEL}"/"${x##*/}" ]] \ |
| 689 |
&& myscripts="${myscripts} ${x##*/}" |
| 690 |
done |
| 691 |
einfo "Device initiated services:${HILITE}${myscripts}${NORMAL}" |
| 692 |
rm -rf /dev/.rcboot |
| 693 |
fi |
| 694 |
fi |
| 695 |
|
| 696 |
[ "${OLDSOFTLEVEL}" = "${BOOTLEVEL}" -o "${OLDSOFTLEVEL}" = "single" ] \ |
| 697 |
&& /bin/dmesg -n 1 |
| 698 |
|
| 699 |
for x in ${mylevels} |
| 700 |
do |
| 701 |
[ -L "${x}" ] && myscripts="${myscripts} ${x##*/}" |
| 702 |
done |
| 703 |
fi |
| 704 |
|
| 705 |
# The softscripts dir contains all scripts that belong to the |
| 706 |
# runlevel specified in ${svcdir}/softlevel |
| 707 |
# It needs to be a new directory, else when stopping the services |
| 708 |
# and the old directory is not intact, things get broken |
| 709 |
|
| 710 |
mkdir -p -m 0755 "${svcdir}/softscripts.new" |
| 711 |
|
| 712 |
for x in ${myscripts} ; do |
| 713 |
if [[ ! -e /etc/init.d/${x} ]] ; then |
| 714 |
ewarn "WARNING: /etc/init.d/${x} missing; skipping ..." |
| 715 |
continue |
| 716 |
fi |
| 717 |
# The -f eliminates a warning if the symlink already exists, |
| 718 |
# which can happen if a service is in both the boot level and |
| 719 |
# the current "normal" runlevel |
| 720 |
ln -snf "/etc/init.d/${x}" "${svcdir}/softscripts.new/${x}" |
| 721 |
done |
| 722 |
|
| 723 |
get_stop_services() { |
| 724 |
local x list |
| 725 |
|
| 726 |
for x in $(dolisting "${svcdir}/inactive/") \ |
| 727 |
$(dolisting "${svcdir}/started/") ; do |
| 728 |
list="${list} ${x##*/}" |
| 729 |
done |
| 730 |
|
| 731 |
reverse_list $(trace_dependencies ${list}) |
| 732 |
} |
| 733 |
|
| 734 |
dep_stop() { |
| 735 |
local x dep needsme depservice |
| 736 |
local service=${1##*/} |
| 737 |
|
| 738 |
service_stopped "${service}" && return 0 |
| 739 |
|
| 740 |
# Candidate for zapping ? |
| 741 |
[[ ! -L ${svcdir}/softscripts.new/${service} ]] || \ |
| 742 |
return 0 |
| 743 |
|
| 744 |
# If this is a 'net' service, we do not want to stop it if it was |
| 745 |
# not in the previous runlevel, and we are not shutting down, |
| 746 |
# rebooting or going to single runlevel. This is because the user |
| 747 |
# (or hotplut) might have started it (net.ppp?) ... |
| 748 |
if net_service "${service}" && \ |
| 749 |
[[ ${SOFTLEVEL} != "reboot" && \ |
| 750 |
${SOFTLEVEL} != "shutdown" && \ |
| 751 |
${SOFTLEVEL} != "single" ]] ; then |
| 752 |
if [[ -z ${OLDSOFTLEVEL} ]] || \ |
| 753 |
! in_runlevel "${service}" "${OLDSOFTLEVEL}" |
| 754 |
then |
| 755 |
# This service is not in the previous runlevel, so |
| 756 |
# do not stop it ... |
| 757 |
return 0 |
| 758 |
fi |
| 759 |
fi |
| 760 |
|
| 761 |
# Should not work for 'use' |
| 762 |
if [[ -z $(needsme "${service}") ]] ; then |
| 763 |
# Nothing depends on me |
| 764 |
stop_service "${service}" |
| 765 |
else |
| 766 |
# Something may depend on me |
| 767 |
needsme=0 |
| 768 |
|
| 769 |
for dep in $(needsme "${service}") ; do |
| 770 |
if [[ -L "${svcdir}/softscripts.new/${dep}" ]] ; then |
| 771 |
# This dep is valid |
| 772 |
needsme=1 |
| 773 |
|
| 774 |
break |
| 775 |
fi |
| 776 |
done |
| 777 |
|
| 778 |
[[ ${needsme} -eq 0 ]] && stop_service "${service}" |
| 779 |
fi |
| 780 |
} |
| 781 |
|
| 782 |
# Stop services |
| 783 |
if [[ ${SOFTLEVEL} != "single" && \ |
| 784 |
${SOFTLEVEL} != "reboot" && \ |
| 785 |
${SOFTLEVEL} != "shutdown" ]] |
| 786 |
then |
| 787 |
for i in $(get_stop_services) ; do |
| 788 |
dep_stop "${i}" |
| 789 |
done |
| 790 |
|
| 791 |
# Wait for any services that may still be stopping ... |
| 792 |
[ "${RC_PARALLEL_STARTUP}" = "yes" ] && wait |
| 793 |
else |
| 794 |
get_critical_services |
| 795 |
|
| 796 |
is_critical_service() { |
| 797 |
local x |
| 798 |
local service=${1##*/} |
| 799 |
|
| 800 |
for x in ${CRITICAL_SERVICES} ${LOGGER_SERVICE} ; do |
| 801 |
[[ ${service} == "${x}" ]] && return 0 |
| 802 |
done |
| 803 |
|
| 804 |
return 1 |
| 805 |
} |
| 806 |
|
| 807 |
# First stop non critical services |
| 808 |
for i in $(get_stop_services) ; do |
| 809 |
is_critical_service "${i}" || dep_stop "${i}" |
| 810 |
done |
| 811 |
|
| 812 |
# Wait for any services that may still be stopping ... |
| 813 |
[ "${RC_PARALLEL_STARTUP}" = "yes" ] && wait |
| 814 |
|
| 815 |
export STOP_CRITICAL="yes" |
| 816 |
# Now stop the rest |
| 817 |
for i in $(get_stop_services) ; do |
| 818 |
dep_stop "${i}" |
| 819 |
done |
| 820 |
unset STOP_CRITICAL |
| 821 |
fi |
| 822 |
|
| 823 |
# Only change softlevel AFTER all the services have been stopped, |
| 824 |
# else they will not get the depend's right (wrong SOFTLEVEL) |
| 825 |
|
| 826 |
echo "${SOFTLEVEL}" > "${svcdir}/softlevel" |
| 827 |
|
| 828 |
if [[ ${SOFTLEVEL} == "reboot" || ${SOFTLEVEL} == "shutdown" ]] ; then |
| 829 |
# Clear $svcdir from stale entries, but leave the caches around, as it |
| 830 |
# should help speed things up a bit |
| 831 |
rm -rf $(ls -d1 "${svcdir}/"* 2>/dev/null | \ |
| 832 |
grep -ve '\(depcache\|deptree\|envcache\)') |
| 833 |
|
| 834 |
source /etc/init.d/halt.sh |
| 835 |
|
| 836 |
if [[ ${SOFTLEVEL} == "reboot" ]] ; then |
| 837 |
source /etc/init.d/reboot.sh |
| 838 |
else |
| 839 |
source /etc/init.d/shutdown.sh |
| 840 |
fi |
| 841 |
|
| 842 |
# Should never get here |
| 843 |
exit 0 |
| 844 |
fi |
| 845 |
|
| 846 |
if [[ ${SOFTLEVEL} == "single" ]] ; then |
| 847 |
/sbin/sulogin ${CONSOLE} |
| 848 |
exit 0 |
| 849 |
fi |
| 850 |
|
| 851 |
# Move the old softscritps directory to a different one |
| 852 |
# and make the new softscripts directory the current |
| 853 |
|
| 854 |
mv -f "${svcdir}/softscripts" "${svcdir}/softscripts.old" |
| 855 |
mv -f "${svcdir}/softscripts.new" "${svcdir}/softscripts" |
| 856 |
|
| 857 |
get_start_services() { |
| 858 |
local x list |
| 859 |
|
| 860 |
get_critical_services |
| 861 |
list=${CRITICAL_SERVICES} |
| 862 |
|
| 863 |
[[ -n ${LOGGER_SERVICE} && \ |
| 864 |
-L ${svcdir}/softscripts/${LOGGER_SERVICE} ]] && \ |
| 865 |
list="${list} ${LOGGER_SERVICE}" |
| 866 |
|
| 867 |
for x in $(dolisting "${svcdir}/softscripts/") ; do |
| 868 |
list="${list} ${x##*/}" |
| 869 |
done |
| 870 |
|
| 871 |
trace_dependencies ${list} |
| 872 |
} |
| 873 |
|
| 874 |
# Start scripts |
| 875 |
for i in $(get_start_services) ; do |
| 876 |
if service_stopped "${i}" ; then |
| 877 |
do_interactive start_service "${i}" |
| 878 |
fi |
| 879 |
done |
| 880 |
|
| 881 |
# Wait for any services that may still be running ... |
| 882 |
[[ ${RC_PARALLEL_STARTUP} == "yes" ]] && wait |
| 883 |
|
| 884 |
# Clean the old runlevel |
| 885 |
rm -rf "${svcdir}/softscripts.old" &>/dev/null |
| 886 |
|
| 887 |
# Depends gets nuked, so update them |
| 888 |
# (this problem should be solved now, but i think it will be a good idea |
| 889 |
# to recreate the deps after a change in runlevel) |
| 890 |
|
| 891 |
#/sbin/depscan.sh &>/dev/null |
| 892 |
|
| 893 |
# We want devfsd running after a change of runlevel (this is mostly if we return |
| 894 |
# from runlevel 'single') |
| 895 |
if [ -z "`ps --no-heading -C 'devfsd'`" -a \ |
| 896 |
-n "`gawk '/\/dev devfs/ { print }' /proc/mounts 2>/dev/null`" ] |
| 897 |
then |
| 898 |
if [ "${RC_DEVFSD_STARTUP}" != "no" ] |
| 899 |
then |
| 900 |
/sbin/devfsd /dev &>/dev/null |
| 901 |
fi |
| 902 |
fi |
| 903 |
|
| 904 |
# Runlevel end, so clear stale fail list |
| 905 |
rm -rf "${svcdir}/failed" &>/dev/null |
| 906 |
|
| 907 |
# If we were in the boot runlevel, it is done now ... |
| 908 |
if [[ -n ${BOOT} ]]; then |
| 909 |
unset BOOT |
| 910 |
# Save our interactive mode into the default runlevel |
| 911 |
user_want_interactive && svcinteractive="yes" |
| 912 |
echo "${svcinteractive}" > "${svcdir}/interactive" |
| 913 |
else |
| 914 |
# As we're not boot, we remove the interactive file |
| 915 |
[[ -e "${svcdir}/interactive" ]] && rm -f "${svcdir}/interactive" |
| 916 |
fi |
| 917 |
|
| 918 |
# Remove the cached CONSOLETYPE |
| 919 |
unset CONSOLETYPE |
| 920 |
|
| 921 |
splash "rc_exit" |
| 922 |
|
| 923 |
# vim:ts=4 |
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