From adcbcdddfb0df4c6f719cace4f8ff0fdaa3a189c Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 2 Jul 2012 17:51:53 +0200 Subject: Renaming mountroot function to main to provide a generic live-boot entry point for initramfs generators. --- scripts/boot/9990-main.sh | 221 +++++++++++++++++++++++++++++++++++++++++ scripts/boot/9990-mountroot.sh | 221 ----------------------------------------- 2 files changed, 221 insertions(+), 221 deletions(-) create mode 100755 scripts/boot/9990-main.sh delete mode 100755 scripts/boot/9990-mountroot.sh (limited to 'scripts') diff --git a/scripts/boot/9990-main.sh b/scripts/boot/9990-main.sh new file mode 100755 index 0000000..bd378eb --- /dev/null +++ b/scripts/boot/9990-main.sh @@ -0,0 +1,221 @@ +#!/bin/sh + +# set -e + +Main () +{ + if [ -x /scripts/local-top/cryptroot ] + then + /scripts/local-top/cryptroot + fi + + exec 6>&1 + exec 7>&2 + exec > boot.log + exec 2>&1 + tail -f boot.log >&7 & + tailpid="${!}" + + . /live.vars + + _CMDLINE="$(cat /proc/cmdline)" + Cmdline + + case "${LIVE_DEBUG}" in + true) + set -x + ;; + esac + + case "${LIVE_READ_ONLY}" in + true) + Read_only + ;; + esac + + Select_eth_device + + # Needed here too because some things (*cough* udev *cough*) + # changes the timeout + + if [ ! -z "${NETBOOT}" ] || [ ! -z "${FETCH}" ] || [ ! -z "${HTTPFS}" ] || [ ! -z "${FTPFS}" ] + then + if do_netmount + then + livefs_root="${mountpoint}" + else + panic "Unable to find a live file system on the network" + fi + else + if [ -n "${ISCSI_PORTAL}" ] + then + do_iscsi && livefs_root="${mountpoint}" + elif [ -n "${PLAIN_ROOT}" ] && [ -n "${ROOT}" ] + then + # Do a local boot from hd + livefs_root=${ROOT} + else + if [ -x /usr/bin/memdiskfind ] + then + MEMDISK=$(/usr/bin/memdiskfind) + + if [ $? -eq 0 ] + then + # We found a memdisk, set up phram + modprobe phram phram=memdisk,${MEMDISK} + + # Load mtdblock, the memdisk will be /dev/mtdblock0 + modprobe mtdblock + fi + fi + + # Scan local devices for the image + i=0 + while [ "$i" -lt 60 ] + do + livefs_root=$(find_livefs ${i}) + + if [ -n "${livefs_root}" ] + then + break + fi + + sleep 1 + i="$(($i + 1))" + done + fi + fi + + if [ -z "${livefs_root}" ] + then + panic "Unable to find a medium containing a live file system" + fi + + case "${LIVE_VERIFY_CHECKSUMS}" in + true) + Verify_checksums "${livefs_root}" + ;; + esac + + if [ "${TORAM}" ] + then + live_dest="ram" + elif [ "${TODISK}" ] + then + live_dest="${TODISK}" + fi + + if [ "${live_dest}" ] + then + log_begin_msg "Copying live media to ${live_dest}" + copy_live_to "${livefs_root}" "${live_dest}" + log_end_msg + fi + + # if we do not unmount the ISO we can't run "fsck /dev/ice" later on + # because the mountpoint is left behind in /proc/mounts, so let's get + # rid of it when running from RAM + if [ -n "$FROMISO" ] && [ "${TORAM}" ] + then + losetup -d /dev/loop0 + + if is_mountpoint /live/fromiso + then + umount /live/fromiso + rmdir --ignore-fail-on-non-empty /live/fromiso \ + >/dev/null 2>&1 || true + fi + fi + + if [ -n "${MODULETORAMFILE}" ] || [ -n "${PLAIN_ROOT}" ] + then + setup_unionfs "${livefs_root}" "${rootmnt}" + else + mac="$(get_mac)" + mac="$(echo ${mac} | sed 's/-//g')" + mount_images_in_directory "${livefs_root}" "${rootmnt}" "${mac}" + fi + + + if [ -n "${ROOT_PID}" ] + then + echo "${ROOT_PID}" > "${rootmnt}"/live/root.pid + fi + + log_end_msg + + # unionfs-fuse needs /dev to be bind-mounted for the duration of + # live-bottom; udev's init script will take care of things after that + case "${UNIONTYPE}" in + unionfs-fuse) + mount -n -o bind /dev "${rootmnt}/dev" + ;; + esac + + # Move to the new root filesystem so that programs there can get at it. + if [ ! -d /root/live/image ] + then + mkdir -p /root/live/image + mount --move /live/image /root/live/image + fi + + # aufs2 in kernel versions around 2.6.33 has a regression: + # directories can't be accessed when read for the first the time, + # causing a failure for example when accessing /var/lib/fai + # when booting FAI, this simple workaround solves it + ls /root/* >/dev/null 2>&1 + + # Move findiso directory to the new root filesystem so that programs there can get at it. + if [ -d /live/findiso ] && [ ! -d /root/live/findiso ] + then + mkdir -p /root/live/findiso + mount -n --move /live/findiso /root/live/findiso + fi + + # if we do not unmount the ISO we can't run "fsck /dev/ice" later on + # because the mountpoint is left behind in /proc/mounts, so let's get + # rid of it when running from RAM + if [ -n "$FINDISO" ] && [ "${TORAM}" ] + then + losetup -d /dev/loop0 + + if is_mountpoint /root/live/findiso + then + umount /root/live/findiso + rmdir --ignore-fail-on-non-empty /root/live/findiso \ + >/dev/null 2>&1 || true + fi + fi + + if [ -f /etc/resolv.conf ] && [ ! -s ${rootmnt}/etc/resolv.conf ] + then + log_begin_msg "Copying /etc/resolv.conf to ${rootmnt}/etc/resolv.conf" + cp -v /etc/resolv.conf ${rootmnt}/etc/resolv.conf + log_end_msg + fi + + if ! [ -d "/lib/live/boot" ] + then + panic "A wrong rootfs was mounted." + fi + + Fstab + Netbase + + case "${LIVE_SWAPON}" in + true) + Swapon + ;; + esac + + case "${UNIONFS}" in + unionfs-fuse) + umount "${rootmnt}/dev" + ;; + esac + + exec 1>&6 6>&- + exec 2>&7 7>&- + kill ${tailpid} + [ -w "${rootmnt}/var/log/" ] && mkdir -p "${rootmnt}/var/log/live" && cp boot.log "${rootmnt}/var/log/live" 2>/dev/null +} diff --git a/scripts/boot/9990-mountroot.sh b/scripts/boot/9990-mountroot.sh deleted file mode 100755 index 2d14e4d..0000000 --- a/scripts/boot/9990-mountroot.sh +++ /dev/null @@ -1,221 +0,0 @@ -#!/bin/sh - -# set -e - -mountroot () -{ - if [ -x /scripts/local-top/cryptroot ] - then - /scripts/local-top/cryptroot - fi - - exec 6>&1 - exec 7>&2 - exec > boot.log - exec 2>&1 - tail -f boot.log >&7 & - tailpid="${!}" - - . /live.vars - - _CMDLINE="$(cat /proc/cmdline)" - Cmdline - - case "${LIVE_DEBUG}" in - true) - set -x - ;; - esac - - case "${LIVE_READ_ONLY}" in - true) - Read_only - ;; - esac - - Select_eth_device - - # Needed here too because some things (*cough* udev *cough*) - # changes the timeout - - if [ ! -z "${NETBOOT}" ] || [ ! -z "${FETCH}" ] || [ ! -z "${HTTPFS}" ] || [ ! -z "${FTPFS}" ] - then - if do_netmount - then - livefs_root="${mountpoint}" - else - panic "Unable to find a live file system on the network" - fi - else - if [ -n "${ISCSI_PORTAL}" ] - then - do_iscsi && livefs_root="${mountpoint}" - elif [ -n "${PLAIN_ROOT}" ] && [ -n "${ROOT}" ] - then - # Do a local boot from hd - livefs_root=${ROOT} - else - if [ -x /usr/bin/memdiskfind ] - then - MEMDISK=$(/usr/bin/memdiskfind) - - if [ $? -eq 0 ] - then - # We found a memdisk, set up phram - modprobe phram phram=memdisk,${MEMDISK} - - # Load mtdblock, the memdisk will be /dev/mtdblock0 - modprobe mtdblock - fi - fi - - # Scan local devices for the image - i=0 - while [ "$i" -lt 60 ] - do - livefs_root=$(find_livefs ${i}) - - if [ -n "${livefs_root}" ] - then - break - fi - - sleep 1 - i="$(($i + 1))" - done - fi - fi - - if [ -z "${livefs_root}" ] - then - panic "Unable to find a medium containing a live file system" - fi - - case "${LIVE_VERIFY_CHECKSUMS}" in - true) - Verify_checksums "${livefs_root}" - ;; - esac - - if [ "${TORAM}" ] - then - live_dest="ram" - elif [ "${TODISK}" ] - then - live_dest="${TODISK}" - fi - - if [ "${live_dest}" ] - then - log_begin_msg "Copying live media to ${live_dest}" - copy_live_to "${livefs_root}" "${live_dest}" - log_end_msg - fi - - # if we do not unmount the ISO we can't run "fsck /dev/ice" later on - # because the mountpoint is left behind in /proc/mounts, so let's get - # rid of it when running from RAM - if [ -n "$FROMISO" ] && [ "${TORAM}" ] - then - losetup -d /dev/loop0 - - if is_mountpoint /live/fromiso - then - umount /live/fromiso - rmdir --ignore-fail-on-non-empty /live/fromiso \ - >/dev/null 2>&1 || true - fi - fi - - if [ -n "${MODULETORAMFILE}" ] || [ -n "${PLAIN_ROOT}" ] - then - setup_unionfs "${livefs_root}" "${rootmnt}" - else - mac="$(get_mac)" - mac="$(echo ${mac} | sed 's/-//g')" - mount_images_in_directory "${livefs_root}" "${rootmnt}" "${mac}" - fi - - - if [ -n "${ROOT_PID}" ] - then - echo "${ROOT_PID}" > "${rootmnt}"/live/root.pid - fi - - log_end_msg - - # unionfs-fuse needs /dev to be bind-mounted for the duration of - # live-bottom; udev's init script will take care of things after that - case "${UNIONTYPE}" in - unionfs-fuse) - mount -n -o bind /dev "${rootmnt}/dev" - ;; - esac - - # Move to the new root filesystem so that programs there can get at it. - if [ ! -d /root/live/image ] - then - mkdir -p /root/live/image - mount --move /live/image /root/live/image - fi - - # aufs2 in kernel versions around 2.6.33 has a regression: - # directories can't be accessed when read for the first the time, - # causing a failure for example when accessing /var/lib/fai - # when booting FAI, this simple workaround solves it - ls /root/* >/dev/null 2>&1 - - # Move findiso directory to the new root filesystem so that programs there can get at it. - if [ -d /live/findiso ] && [ ! -d /root/live/findiso ] - then - mkdir -p /root/live/findiso - mount -n --move /live/findiso /root/live/findiso - fi - - # if we do not unmount the ISO we can't run "fsck /dev/ice" later on - # because the mountpoint is left behind in /proc/mounts, so let's get - # rid of it when running from RAM - if [ -n "$FINDISO" ] && [ "${TORAM}" ] - then - losetup -d /dev/loop0 - - if is_mountpoint /root/live/findiso - then - umount /root/live/findiso - rmdir --ignore-fail-on-non-empty /root/live/findiso \ - >/dev/null 2>&1 || true - fi - fi - - if [ -f /etc/resolv.conf ] && [ ! -s ${rootmnt}/etc/resolv.conf ] - then - log_begin_msg "Copying /etc/resolv.conf to ${rootmnt}/etc/resolv.conf" - cp -v /etc/resolv.conf ${rootmnt}/etc/resolv.conf - log_end_msg - fi - - if ! [ -d "/lib/live/boot" ] - then - panic "A wrong rootfs was mounted." - fi - - Fstab - Netbase - - case "${LIVE_SWAPON}" in - true) - Swapon - ;; - esac - - case "${UNIONFS}" in - unionfs-fuse) - umount "${rootmnt}/dev" - ;; - esac - - exec 1>&6 6>&- - exec 2>&7 7>&- - kill ${tailpid} - [ -w "${rootmnt}/var/log/" ] && mkdir -p "${rootmnt}/var/log/live" && cp boot.log "${rootmnt}/var/log/live" 2>/dev/null -} -- cgit v1.2.3