X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=initscripts%2Fpl_sysinit;h=dd2f893f9bf1d06572de42318ac911534be612d3;hb=c2127494a9b277ddb164ff04a79c1724a3e3ae2e;hp=487964f6c9d9a24dbf9b5024f2acd40936dcfa95;hpb=df194cf6f2046316ce227d0933b1f50ddd28088c;p=bootcd.git diff --git a/initscripts/pl_sysinit b/initscripts/pl_sysinit index 487964f..dd2f893 100755 --- a/initscripts/pl_sysinit +++ b/initscripts/pl_sysinit @@ -1,181 +1,191 @@ -#!/bin/sh +#!/bin/bash -. /etc/init.d/pl_functions +### make sure this output shows up in the console -echo pl_sysinit on console > /dev/console +exec 2>&1 +exec > /dev/console -echo pl_sysinit on ttyS0 > /dev/ttyS0 +### +. /etc/init.d/pl_functions -echo "" -echo "PlanetLab BootCD - distro @PLDISTRO@ based on @FCDISTRO@" +verbose-message "PlanetLab BootCD - distro @PLDISTRO@ based on @FCDISTRO@" -echo "" -echo $(date "+%H:%M:%S") "pl_sysinit: bringing system online" +verbose-message "pl_sysinit: bringing system online" -echo "" -echo $(date "+%H:%M:%S") "pl_sysinit: mounting file systems" -/bin/mount -v -a +verbose-message "pl_sysinit: mounting file systems" +verbose-run /bin/mount -v -a -echo "" -echo $(date "+%H:%M:%S") "pl_sysinit: starting udevd" -[ -x /sbin/start_udev ] && /sbin/start_udev +# on old systems that use init, we totally take control and replace +# /etc/inittab with just our stuff, so nothing is going to run udev +# for us and we need to start it ourselves +if [ -x /sbin/start_udev ]; then + verbose-message "pl_sysinit: starting udev daemon" + verbose-run /sbin/start_udev +else + # on systemd-based systems, udev is triggered by systemd + # but just in case we issue a warning + verbose-message "pl_sysinit: WARNING cannot start udev daemon (probably safe under systemd)" +fi -echo "" -echo $(date "+%H:%M:%S") "pl_sysinit: invoking hardware initialization script" -/etc/init.d/pl_hwinit +verbose-message "pl_sysinit: invoking hardware initialization script" +verbose-run /etc/init.d/pl_hwinit -check_initrd() -{ +function check-initrd() { _mounted=0 if [ -f /usr/isolinux/pl_version ] ; then - # it mounted, but we should probably make sure its our boot cd + # it is mounted, but we should probably make sure its our boot cd # this can be done by making sure the /pl_version file (on initrd) # matches /usr/isolinux/pl_version - initrd_version=$(/bin/cat /pl_version) - cd_version=$(/bin/cat /usr/isolinux/pl_version) - if [ "$initrd_version" == "$cd_version" ]; then - _mounted=1 - fi + initrd_version=$(/bin/cat /pl_version) + cd_version=$(/bin/cat /usr/isolinux/pl_version) + if [ "$initrd_version" == "$cd_version" ]; then + _mounted=1 + else + verbose-message "pl_sysinit: WARNING pl_version mismatch" + fi fi return $_mounted } -check_block_devices() -{ +function check-block-devices() { _mounted=0 # so that * expands to empty string if there are no block devices shopt -s nullglob for device in /sys/block/*; do - device=$(/bin/basename $device) + device=$(/bin/basename $device) # skipping any devices that start with md or ra (ram) or lo - # (loop) or fd (floppy) + # (loop) or fd (floppy) - start_device=${device:0:2} - if [ "$start_device" == "ra" ] || [ "$start_device" == "md" ] || - [ "$start_device" == "lo" ] || [ "$start_device" == "fd" ]; then - continue - fi + start_device=${device:0:2} + if [ "$start_device" == "ra" ] || [ "$start_device" == "md" ] || + [ "$start_device" == "lo" ] || [ "$start_device" == "fd" ]; then + continue + fi # If this is a removable (e.g., USB flash) device, then try to # look for an ISO image on each of its partitions. - if [ "$(cat /sys/block/$device/removable)" = "1" ] ; then - partitions=$(/bin/awk "\$4 ~ /${device}[0-9]*/ { print \$4 }" /proc/partitions) - for partition in $partitions ; do - echo $(date "+%H:%M:%S") "pl_sysinit: checking $partition for iso image" - mkdir -p /tmp/$partition - if /bin/mount -o ro -t msdos,ext2 /dev/$partition /tmp/$partition 2>&1 > /dev/null ; then - # Look for the first ISO image - for iso in /tmp/$partition/*.iso ; do - if /sbin/losetup /dev/loop0 $iso ; then - echo $(date "+%H:%M:%S") "pl_sysinit: using $(basename $iso) on $partition" - device="loop0" - break - fi - done - if [ "$device" != "loop0" ] ; then - /bin/umount /tmp/$partition 2>&1 > /dev/null - fi - fi - done - fi - - echo $(date "+%H:%M:%S") "pl_sysinit: checking $device for /usr contents" - /bin/mount -o ro -t iso9660 /dev/$device /usr 2>&1 > /dev/null - if [ $? -eq 0 ]; then - # it mounted, but we should probably make sure its our boot cd - # this can be done by making sure the /pl_version file (on initrd) - # matches /usr/isolinux/pl_version - initrd_version=$(/bin/cat /pl_version) - cd_version=$(/bin/cat /usr/isolinux/pl_version) - - if [ "$initrd_version" != "$cd_version" ]; then - # eh, wrong cd, keep trying - /bin/umount /usr 2>&1 /dev/null - else - echo $(date "+%H:%M:%S") "pl_sysinit: found cd and mounted on /usr" - _mounted=1 - break - fi - fi + if [ "$(cat /sys/block/$device/removable)" = "1" ] ; then + partitions=$(/bin/awk "\$4 ~ /${device}[0-9]*/ { print \$4 }" /proc/partitions) + for partition in $partitions ; do + echo $(date "+%H:%M:%S") "pl_sysinit: checking $partition for iso image" + mkdir -p /tmp/$partition + if /bin/mount -o ro -t msdos,ext2 /dev/$partition /tmp/$partition 2>&1 > /dev/null ; then + # Look for the first ISO image + for iso in /tmp/$partition/*.iso ; do + if /sbin/losetup /dev/loop0 $iso ; then + echo $(date "+%H:%M:%S") "pl_sysinit: using $(basename $iso) on $partition" + device="loop0" + break + fi + done + if [ "$device" != "loop0" ] ; then + /bin/umount /tmp/$partition 2>&1 > /dev/null + fi + fi + done + fi + + verbose-message "pl_sysinit: checking $device for /usr contents" + /bin/mount -o ro -t iso9660 /dev/$device /usr 2>&1 > /dev/null + if [ $? -eq 0 ]; then + # it mounted, but we should probably make sure its our boot cd + # this can be done by making sure the /pl_version file (on initrd) + # matches /usr/isolinux/pl_version + initrd_version=$(/bin/cat /pl_version) + cd_version=$(/bin/cat /usr/isolinux/pl_version) + + if [ "$initrd_version" != "$cd_version" ]; then + # eh, wrong cd, keep trying + /bin/umount /usr 2>&1 /dev/null + else + verbose-message "pl_sysinit: found CD and mounted on /usr" + _mounted=1 + break + fi + fi done return $_mounted } -echo $(date "+%H:%M:%S") "pl_sysinit: finding cd to mount on /usr" +verbose-message "pl_sysinit: finding CD to mount on /usr" mounted=0 -check_initrd +check-initrd if [ $? -eq 1 ]; then mounted=1 else [ ! -d /usr ] && mkdir /usr - check_block_devices + check-block-devices [ $? -eq 1 ] && mounted=1 fi if [ $mounted -eq 0 ]; then - echo $(date "+%H:%M:%S") "pl_sysinit: unable to find boot cdrom, cannot continue." - # todo: maybe we can put a staticly linked sshd here - /sbin/shutdown -h now + hang-and-shutdown "pl_sysinit: ERROR - unable to find boot CD" + exit 1 fi - # parts of this were copied from devmap_mknod.sh from the device-mapper # source. Since fedora decided not to include it in the rpm, it is # being copied here -echo $(date "+%H:%M:%S") "pl_sysinit: creating device mapper control node" +function create-device-mapper-node() { + + DM_DIR="mapper" + DM_NAME="device-mapper" + DIR="/dev/$DM_DIR" + CONTROL="$DIR/control" + + MAJOR=$(sed -n 's/^ *\([0-9]\+\) \+misc$/\1/p' /proc/devices) + MINOR=$(sed -n "s/^ *\([0-9]\+\) \+$DM_NAME\$/\1/p" /proc/misc) + + if [ -n "$MAJOR" ] && [ -n "$MINOR" ]; then + /bin/mkdir -p --mode=755 $DIR + /bin/rm -f $CONTROL + /bin/mknod --mode=600 $CONTROL c $MAJOR $MINOR + else + verbose-message "pl_sysinit: unable to create device mapper control node, continuing" + fi +} -DM_DIR="mapper" -DM_NAME="device-mapper" -DIR="/dev/$DM_DIR" -CONTROL="$DIR/control" +verbose-message "pl_sysinit: creating device mapper control node" +create-device-mapper-node -MAJOR=$(sed -n 's/^ *\([0-9]\+\) \+misc$/\1/p' /proc/devices) -MINOR=$(sed -n "s/^ *\([0-9]\+\) \+$DM_NAME\$/\1/p" /proc/misc) +verbose-message "pl_sysinit: configuring kernel parameters" +verbose-run /sbin/sysctl -e -p /etc/sysctl.conf -if [ -n "$MAJOR" ] && [ -n "$MINOR" ]; then - /bin/mkdir -p --mode=755 $DIR - /bin/rm -f $CONTROL - /bin/mknod --mode=600 $CONTROL c $MAJOR $MINOR +# startup rsyslog if available (we're *NOT* running the standard rc) +syslog=/etc/rc.d/init.d/rsyslog +if [ -x $syslog ]; then + verbose-message "pl_sysinit: starting rsyslog" + verbose-run $syslog start else - echo $(date "+%H:%M:%S") "pl_sysinit: unable to create device mapper control node, continuing" + verbose-message "pl_sysinit: WARNING cannot start rsyslog" fi -echo "" -echo $(date "+%H:%M:%S") "pl_sysinit: configuring kernel parameters" -/sbin/sysctl -e -p /etc/sysctl.conf - -# startup rsyslog if available (we're *NOT* running the standard rc) -syslog=/etc/rc.d/init.d/rsyslog -[ -x $syslog ] && $syslog start - -echo "" -echo $(date "+%H:%M:%S") "pl_sysinit: bringing network online" -/etc/init.d/pl_netinit - -# just in case, sometimes we're seeing weird stuff already at this point -pl_network_sanity_checks - -echo "" -echo $(date "+%H:%M:%S") "pl_sysinit: attempting to sync clock" -/usr/sbin/ntpdate -b -t 10 -u pool.ntp.org - -# Handle /dev/rtc name change for newer kernels -# otherwise hwclock fails -baseMaj=`uname -r | cut -d "." -f1` -baseMin=`uname -r | cut -d "." -f2` -vers=`uname -r | cut -d "." -f3 | cut -d "-" -f1` -if [ $baseMaj -eq 2 ];then - if [ $baseMin -eq 6 ]; then - if [ $vers -ge 32 ];then - if [ "$(readlink /dev/rtc)" != "/dev/rtc0" ]; then - rm -f /dev/rtc - ln -s /dev/rtc0 /dev/rtc +verbose-message "pl_sysinit: bringing network online" +verbose-run /etc/init.d/pl_netinit + +function sync-clock() { + /usr/sbin/ntpdate -b -t 10 -u pool.ntp.org + + # Handle /dev/rtc name change for newer kernels + # otherwise hwclock fails + baseMaj=`uname -r | cut -d "." -f1` + baseMin=`uname -r | cut -d "." -f2` + vers=`uname -r | cut -d "." -f3 | cut -d "-" -f1` + if [ $baseMaj -eq 2 ];then + if [ $baseMin -eq 6 ]; then + if [ $vers -ge 32 ];then + if [ "$(readlink /dev/rtc)" != "/dev/rtc0" ]; then + rm -f /dev/rtc + ln -s /dev/rtc0 /dev/rtc + fi fi fi fi -fi + # save ntp clock to hardware + /sbin/hwclock --systohc --utc +} -# save ntp clock to hardware -/sbin/hwclock --systohc --utc +verbose-message "pl_sysinit: attempting to sync clock" +sync-clock