X-Git-Url: https://git.grml.org/?p=grml-debootstrap.git;a=blobdiff_plain;f=chroot-script;h=84086cc1b68649325dd55140ef28d8b0b9f9dd27;hp=eaf39f666fcc274941d94c8baf977065202632fe;hb=8fe289cf5be90207efd638da0ba1b6f48c0e78e5;hpb=0bb99ec2af1e4383ed819715481257b2ca77d5cd diff --git a/chroot-script b/chroot-script index eaf39f6..84086cc 100755 --- a/chroot-script +++ b/chroot-script @@ -6,8 +6,6 @@ # License: This file is licensed under the GPL v2. ################################################################################ -set -e # exit on any error - . /etc/debootstrap/config || exit 1 . /etc/debootstrap/variables || exit 1 @@ -17,10 +15,10 @@ set -e # exit on any error # use aptitude only if it's available if [ -x /usr/bin/aptitude ] ; then - APTINSTALL='aptitude -y --without-recommends install ' + APTINSTALL="aptitude -y --without-recommends install $DPKG_OPTIONS" APTUPDATE='aptitude update' else - APTINSTALL='apt-get --force-yes -y install' + APTINSTALL="apt-get --force-yes -y --no-install-recommends install $DPKG_OPTIONS" APTUPDATE='apt-get update' fi @@ -36,23 +34,55 @@ stage() { echo "$2" > "$STAGES/$1" return 0 elif grep -q done "$STAGES/$1" 2>/dev/null ; then - echo "[*] Notice: stage $1 has been executed already, skipping execution therefore.">&2 + echo " [*] Notice: stage $1 has been executed already, skipping execution therefore.">&2 return 1 fi + echo " Executing stage ${1}" + return 0 +} + +askpass() { + # read -s emulation for dash. result is in $resp. + set -o noglob + stty -echo + read resp + stty echo + set +o noglob } # }}} # define chroot mirror {{{ chrootmirror() { - [ -n "$KEEP_SRC_LIST" ] && return + if [ -n "$KEEP_SRC_LIST" ] ; then + echo "KEEP_SRC_LIST has been set, skipping chrootmirror stage." + return + fi + + if [ -z "$COMPONENTS" ] ; then + COMPONENTS='main contrib non-free' + fi + echo "Using repository components $COMPONENTS" + if [ -n "$ISO" ] ; then - echo "deb $ISO $RELEASE main contrib" > /etc/apt/sources.list - [ -n "$CHROOTMIRROR" ] && echo "deb $CHROOTMIRROR $RELEASE main contrib non-free" >> /etc/apt/sources.list + echo "Adjusting sources.list for ISO (${ISO})." + echo "deb $ISO $RELEASE $COMPONENTS" > /etc/apt/sources.list + echo "Adding mirror entry (${MIRROR}) to sources.list." + [ -n "$MIRROR" ] && echo "deb $MIRROR $RELEASE $COMPONENTS" >> /etc/apt/sources.list || true else - if [ -n "$CHROOTMIRROR" ] ; then - echo "deb $CHROOTMIRROR $RELEASE main contrib non-free" > /etc/apt/sources.list + if [ -n "$MIRROR" ] ; then + echo "Adjusting sources.list for mirror (${MIRROR})." + echo "deb $MIRROR $RELEASE $COMPONENTS" > /etc/apt/sources.list fi fi + + # add security.debian.org: + case "$RELEASE" in + unstable|sid) ;; # no security pool available + *) + echo "Adding security.debian.org to sources.list." + echo "deb http://security.debian.org ${RELEASE}/updates $COMPONENTS" >> /etc/apt/sources.list + ;; + esac } # }}} @@ -60,8 +90,8 @@ chrootmirror() { grmlrepos() { if [ -n "$GRMLREPOS" ] ; then # user might have provided their own apt sources.list - if ! grep -q grml /etc/apt/sources.list 2>/dev/null ; then - cat >> /etc/apt/sources.list << EOF + if ! grep -q grml /etc/apt/sources.list.d/grml.list 2>/dev/null ; then + cat >> /etc/apt/sources.list.d/grml.list << EOF # grml: stable repository: deb http://deb.grml.org/ grml-stable main @@ -74,10 +104,15 @@ grmlrepos() { EOF fi - # make sure we have the keys available for aptitude - gpg --keyserver subkeys.pgp.net --recv-keys F61E2E7CECDEA787 - gpg --export F61E2E7CECDEA787 | apt-key add - || /bin/true # not yet sure - # why it's necessary, sometimes we get an error even though it works [mika] + if apt-get update ; then + apt-get -y --allow-unauthenticated install grml-debian-keyring + apt-get update + else + # make sure we have the keys available for aptitude + gpg --keyserver subkeys.pgp.net --recv-keys F61E2E7CECDEA787 + gpg --export F61E2E7CECDEA787 | apt-key add - || true # not yet sure + # why it's necessary, sometimes we get an error even though it works [mika] + fi # make sure we install packages from grml's pool only if not available # from Debian! @@ -112,15 +147,6 @@ EOF } # }}} -# create default devices {{{ -makedev() { - if ! [ -r /dev/hda20 ] ; then - echo "Creating generic devices in /dev - this might take a while..." - cd /dev && MAKEDEV generic - fi -} -# }}} - # make sure services do not start up {{{ install_policy_rcd() { if ! [ -r /usr/sbin/policy-rc.d ] ; then @@ -134,6 +160,17 @@ EOF } # }}} +# remove now useless apt cache {{{ +remove_apt_cache() { + if [ "$RM_APTCACHE" = 'yes' ] ; then + echo "Cleaning apt cache." + apt-get clean + else + echo "Not cleaning apt cache as \$RM_APTCACHE is unset." + fi +} +# }}} + # install additional packages {{{ packages() { # Pre-seed the debconf database with answers. Each question will be marked @@ -145,7 +182,7 @@ packages() { if [ "$PACKAGES" = 'yes' ] ; then if ! [ -r /etc/debootstrap/packages ] ; then - echo "Error: /etc/debootstrap/packages not found, exiting." + echo "Error: /etc/debootstrap/packages (inside chroot) not found, exiting." >&2 exit 1 else $APTUPDATE @@ -168,14 +205,6 @@ extrapackages() { } # }}} -# sarge specific stuff: mkinitrd {{{ -mkinitrd() { - if [ "$RELEASE" = 'sarge' ] ; then - sed -i "s#ROOT=probe#ROOT=$TARGET#" /etc/mkinitrd/mkinitrd.conf - fi -} -# }}} - # install kernel packages {{{ kernel() { # do not override $KERNEL if set via config file @@ -189,12 +218,9 @@ kernel() { if [ -n "$KERNEL" ] ; then $APTUPDATE - if [ "$RELEASE" = 'sarge' ] ; then - KERNELPACKAGES="kernel-image-$KERNEL kernel-headers-$KERNEL" - else - KERNELPACKAGES="linux-image-$KERNEL linux-headers-$KERNEL" - fi - DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $KERNELPACKAGES + # note: install busybox to be able to debug initramfs + KERNELPACKAGES="linux-image-$KERNEL linux-headers-$KERNEL busybox firmware-linux" + DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $KERNELPACKAGES fi } # }}} @@ -203,9 +229,10 @@ kernel() { reconfigure() { if [ -n "$RECONFIGURE" ] ; then for package in $RECONFIGURE ; do - dpkg --list $package 1>/dev/null 2>/dev/null && \ - DEBIAN_FRONTEND=$DEBIAN_FRONTEND dpkg-reconfigure $package || \ - echo "Warning: $package does not exist, can not reconfigure it." + if dpkg --list $package >/dev/null 2>&1 | grep -q '^ii' ; then + DEBIAN_FRONTEND=$DEBIAN_FRONTEND dpkg-reconfigure $package || \ + echo "Warning: $package does not exist, can not reconfigure it." + fi done fi } @@ -214,11 +241,21 @@ reconfigure() { # set password of user root {{{ passwords() { + if [ -n "$NOPASSWORD" ] ; then + echo "Skip setting root password as requested." + return 0 + fi + echo "Activating shadow passwords." shadowconfig on + CHPASSWD_OPTION= + if chpasswd --help 2>&1 | grep -q -- '-m,' ; then + CHPASSWD_OPTION='-m' + fi + if [ -n "$ROOTPASSWORD" ] ; then - echo root:"$ROOTPASSWORD" | chpasswd -m + echo root:"$ROOTPASSWORD" | chpasswd $CHPASSWD_OPTION export ROOTPASSWORD='' else a='1' @@ -226,17 +263,21 @@ passwords() echo "Setting password for user root:" while [ "$a" != "$b" ] ; do echo -n "Enter new UNIX password for user root: " - read -s a + askpass + a="$resp" + unset resp echo echo -n "Retype new UNIX password for user root: " - read -s b + askpass + b="$resp" + unset resp echo if [ "$a" != "$b" ] ; then echo "Sorry, passwords do not match. Retry." a='1' b='2' else - echo root:"$a" | chpasswd -m + echo root:"$a" | chpasswd $CHPASSWD_OPTION unset a unset b fi @@ -247,9 +288,25 @@ passwords() # set up /etc/hosts {{{ hosts() { - if ! [ -f /etc/hosts ] ; then - echo "Setting up /etc/hosts" - echo "127.0.0.1 localhost $HOSTNAME" > /etc/hosts + if [ -f /etc/hosts ] ; then + sed -i "s#127.0.0.1 .*#127.0.0.1 localhost $HOSTNAME#" /etc/hosts + [ -n "$HOSTNAME" ] && sed -i "s/grml/$HOSTNAME/g" /etc/hosts + else + cat > /etc/hosts << EOF +127.0.0.1 localhost $HOSTNAME + +#127.0.0.1 localhost +#127.0.1.1 $HOSTNAME.example.org $HOSTNAME + +# The following lines are desirable for IPv6 capable hosts +#::1 ip6-localhost ip6-loopback $HOSTNAME +::1 ip6-localhost ip6-loopback +fe00::0 ip6-localnet +ff00::0 ip6-mcastprefix +ff02::1 ip6-allnodes +ff02::2 ip6-allrouters +ff02::3 ip6-allhosts +EOF fi } # }}} @@ -296,11 +353,12 @@ proc /proc proc defaults 0 0 /sys /sys sysfs noauto,rw,nosuid,nodev,noexec 0 0 /dev/cdrom /mnt/cdrom0 iso9660 ro,user,noauto 0 0 # some other examples: -# /dev/sda2 none swap sw 0 0 +# /dev/sda2 none swap sw,pri=0 0 0 # /dev/hda1 /Grml ext3 dev,suid,user,noauto 0 2 # //1.2.3.4/pub /smb/pub smbfs defaults,user,noauto,uid=grml,gid=grml 0 0 # linux:/pub /beer nfs defaults 0 0 # tmpfs /tmp tmpfs size=300M 0 0 +# /dev/sda5 none swap sw 0 0 EOF } # }}} @@ -327,7 +385,12 @@ hostname() { # adjust postfix configuration if [ -r /etc/postfix/main.cf ] ; then + # adjust hostname related options: sed -i "s/grml/$HOSTNAME/g" /etc/postfix/main.cf + + # listen on loopback interface only: + sed -i "s/^inet_interfaces = .*/inet_interfaces = loopback-only/" /etc/postfix/main.cf + grep -q inet_interfaces /etc/postfix/main.cf || echo 'inet_interfaces = loopback-only' >> /etc/postfix/main.cf fi fi } @@ -336,60 +399,59 @@ hostname() { # generate initrd/initramfs {{{ initrd() { # assume the first available kernel as our main kernel - KERNELIMG=$(ls -1 /boot/vmlinuz-* | head -1) + KERNELIMG=$(ls -1 /boot/vmlinuz-* 2>/dev/null | head -1) + if [ -z "$KERNELIMG" ] ; then + echo 'No kernel image found, skipping initrd stuff.'>&2 + return + fi + KERNELVER=${KERNELIMG#/boot/vmlinuz-} # generate initrd if [ -n "$INITRD" ] ; then - if [ "$RELEASE" = 'sarge' ] ; then - echo "Release sarge detected, will not create an initrd." - else - echo "Generating initrd." - update-initramfs -c -t -k $KERNELVER - if [ -f "/boot/initrd.img-$KERNELVER" ] ; then - GRUBINITRD="initrd /boot/initrd.img-$KERNELVER" - LILOINITRD=" initrd=/boot/initrd.img-$KERNELVER" - fi - fi + echo "Generating initrd." + update-initramfs -c -t -k $KERNELVER fi } # }}} # grub configuration/installation {{{ -grub() { - if [ -z "$GROOT" ] ; then - echo "Warning: \$GROOT is not defined, will not adjust grub configuration therefore." +grub_install() { + + if [ -z "$GRUB" ] ; then + echo "Notice: \$GRUB not defined, will not install grub therefore." + return 0 + fi + + if ! [ -x "$(which grub-install)" ] ; then + echo "Error: grub-install not available. (Error while installing grub package?)" >&2 + return 1 + fi + + if [ -n "$SELECTED_PARTITIONS" ] ; then # using sw-raid + for device in $SELECTED_PARTITIONS ; do + GRUB="${device%%[0-9]}" + echo "Installing grub on ${GRUB}:" + grub-install --no-floppy "$GRUB" + done else - echo "Adjusting grub configuration for use on ${GROOT}." - - # copy stage-files to /boot/grub/ - [ -d /boot/grub/ ] || mkdir /boot/grub - # i386 specific: - [ -d /usr/lib/grub/i386-pc ] && cp /usr/lib/grub/i386-pc/* /boot/grub/ - # amd64 specific: - [ -d /usr/lib/grub/x86_64-pc ] && cp /usr/lib/grub/x86_64-pc/* /boot/grub/ - # sarge ships grub files in another directory - [ "$RELEASE" = 'sarge' ] && cp /lib/grub/i386-pc/* /boot/grub/ - - # finally install grub - if [ -x /usr/sbin/update-grub ] ; then - UPDATEGRUB='/usr/sbin/update-grub' - else - UPDATEGRUB='/sbin/update-grub' - fi - $UPDATEGRUB -y - if [ -f /boot/grub/menu.lst ] ; then - sed -i "s/^# groot=.*/# groot=(${GROOT})/g" /boot/grub/menu.lst - if [ -n "$TARGET_UUID" ] ; then - sed -i "s|^# kopt=root=.*|# kopt=root=UUID=${TARGET_UUID} ro ${BOOT_APPEND}|g" /boot/grub/menu.lst - else - sed -i "s|^# kopt=root=.*|# kopt=root=${TARGET} ro ${BOOT_APPEND}|g" /boot/grub/menu.lst - fi - # not sure why savedefault does not work for me; any ideas? - sed -i "s/^savedefault.*/# &/g" /boot/grub/menu.lst - $UPDATEGRUB -y - fi + echo "Installing grub on ${GRUB}:" + grub-install --no-floppy "$GRUB" + fi + + echo "Adjusting grub configuration for use on ${GRUB}." + + # finally install grub + if [ -x /usr/sbin/update-grub ] ; then + UPDATEGRUB='/usr/sbin/update-grub' + elif [ -x /sbin/update-grub ] ; then + UPDATEGRUB='/sbin/update-grub' + else + echo "Error: update-grub not available, can not execute it." >&2 + return 1 fi + + $UPDATEGRUB } # }}} @@ -408,33 +470,50 @@ custom_scripts() { services() { for service in ssh mdadm mdadm-raid ; do if [ -x /etc/init.d/"$service" ] ; then - /etc/init.d/"$service" stop || /bin/true + /etc/init.d/"$service" stop || true fi done } # }}} -# unmount all filesystems in chroot, make sure nothing is left {{{ +# unmount /proc and make sure nothing is left {{{ finalize() { # make sure we don't leave any sensible data rm -f /etc/debootstrap/variables + [ -n "$POLICYRCD" ] && rm -f /usr/sbin/policy-rc.d - umount -a 1>/dev/null 2>/dev/null || true - umount /proc 1>/dev/null 2>/dev/null || true - umount /proc 1>/dev/null 2>/dev/null || true - umount -a 1>/dev/null 2>/dev/null || true + + umount /proc >/dev/null 2>/dev/null || true } # }}} +# signal handler {{{ +signal_handler() { + finalize + [ -n "$1" ] && EXIT="$1" || EXIT="1" + exit "$EXIT" +} +# }}} + +# set signal handler {{{ +trap signal_handler HUP INT QUIT TERM +# }}} + # execute the functions {{{ - for i in chrootmirror grmlrepos kernelimg_conf makedev install_policy_rcd \ - packages extrapackages mkinitrd kernel reconfigure hosts interfaces \ - timezone fstab hostname initrd grub passwords custom_scripts \ - services finalize ; do + + # always execute install_policy_rcd + install_policy_rcd + + for i in chrootmirror grmlrepos kernelimg_conf \ + kernel packages extrapackages reconfigure hosts interfaces \ + timezone fstab hostname initrd grub_install passwords \ + custom_scripts remove_apt_cache services ; do if stage $i ; then $i && stage $i done || exit 1 fi done + # always execute the finalize stage: + finalize # }}} # finally exit the chroot {{{