use predefined package sets
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bill-auger
parent
90fcc5fb14
commit
8f102e6742
@ -25,11 +25,16 @@ source "$(librelib messages)"
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# defaults
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readonly DEF_PKGS=('base' 'parabola-base' 'openssh')
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readonly PKG_SET_MIN='minimal'
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readonly PKG_SET_STD='standard'
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readonly PKG_SET_DEV='devel' ; readonly DEF_PKG_SET=$PKG_SET_STD ;
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readonly MIN_PKGS=('base' ) ; readonly ROOT_MB_MIN=800 ;
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readonly STD_PKGS=('base' 'parabola-base' ) ; readonly ROOT_MB_STD=1000 ;
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readonly DEV_PKGS=('base' 'parabola-base' 'base-devel') ; readonly ROOT_MB_DEV=1250 ;
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readonly DEF_PKGS=(${STD_PKGS[@]} ) ; readonly DEF_MIN_MB=$ROOT_MB_STD ;
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readonly DEF_KERNEL='linux-libre' # ASSERT: must be 'linux-libre', per 'parabola-base'
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readonly DEF_MIRROR=https://repo.parabola.nu
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readonly DEF_IMG_GB=64
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readonly MIN_GB=1
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readonly DEF_ROOT_MB=64000
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readonly DEF_BOOT_MB=100
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readonly DEF_SWAP_MB=0
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@ -38,12 +43,15 @@ readonly THIS_DIR="$(dirname "$(readlink -f "${BASH_SOURCE[0]}")")"
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readonly GUEST_CACHED_PKGS=('ca-certificates-utils')
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# options
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BasePkgSet=$PKG_SET_STD
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MinRootMb=$DEF_MIN_MB
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Hooks=()
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Kernels=($DEF_KERNEL)
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Kernels=()
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Mirror=$DEF_MIRROR
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IsNonsystemd=0
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Pkgs=()
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ImgSizeGb=$DEF_IMG_GB
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Pkgs=(${DEF_PKGS[@]})
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OptPkgs=()
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RootSizeMb=$DEF_ROOT_MB
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BootSizeMb=$DEF_BOOT_MB
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SwapSizeMb=$DEF_SWAP_MB
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HasSwap=0
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@ -51,8 +59,8 @@ HasSwap=0
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usage() {
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print "USAGE:"
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print " pvmbootstrap [-h] [-H <hook> ] [-k <kernel> ] [-M <mirror> ]"
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print " [-O] [-p <package>] [-s <img_size>] [-S <swap_size>]"
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print " pvmbootstrap [-b <base-set>] [-h] [-H <hook>] [-k <kernel>] [-M <mirror>]"
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print " [-O] [-p <package>] [-s <root_size>] [-S <swap_size>]"
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print " <img> <arch>"
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echo
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prose "Produce preconfigured parabola GNU/Linux-libre virtual machine instances."
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@ -63,6 +71,8 @@ usage() {
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or one of the experimental arches: 'ppc64le' or 'riscv64'."
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echo
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echo "Supported options:"
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echo " -b <base-set> Select one of the pre-defined package-sets described below"
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echo " (default: 'standard')"
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echo " -h Display this help and exit"
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echo " -H <hook> Enable a hook to customize the created image. This can be"
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echo " the path to a script, which will be executed once within"
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@ -70,7 +80,8 @@ usage() {
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echo " below. This option can be specified multiple times."
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echo " -k <kernel> Specify an additional kernel package (default: $DEF_KERNEL)."
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echo " This option can be specified multiple times; but note that"
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echo " '$DEF_KERNEL' will be installed, regardless of this option."
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echo " '$DEF_KERNEL' will be installed as part of the '$PKG_SET_STD' and"
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echo " '$PKG_SET_DEV' package sets, regardless of this option."
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echo " -M <mirror> Specify a different mirror from which to fetch packages"
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echo " (default: $DEF_MIRROR)"
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echo " -O Bootstrap an openrc system instead of a systemd one"
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@ -78,9 +89,18 @@ usage() {
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echo " the 'preinit' hook is implemented as a systemd service."
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echo " -p <package> Specify additional packages to be installed in the VM image."
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echo " This option can be specified multiple times."
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echo " -s <img_size> Set the size (in GB) of the VM image (minimum: $MIN_GB, default: $DEF_IMG_GB)"
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echo " Note that these will be ignored if -s <root_size> is 0."
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echo " -s <root_size> Set the size (in MB) of the root partition (default: $DEF_ROOT_MB)."
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echo " If this is 0 (or less than the <base-set> requires),"
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echo " the VM image will be the smallest size possible,"
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echo " fit to the <base-set>; and any -p <package> will be ignored."
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echo " -S <swap_size> Set the size (in MB) of the swap partition (default: $DEF_SWAP_MB)"
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echo
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echo "Pre-defined package-sets:"
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print " $PKG_SET_MIN:%$((15 - ${#PKG_SET_MIN}))s${MIN_PKGS[*]}" ""
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print " $PKG_SET_STD:%$((15 - ${#PKG_SET_STD}))s${STD_PKGS[*]}" ""
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print " $PKG_SET_DEV:%$((15 - ${#PKG_SET_DEV}))s${DEV_PKGS[*]}" ""
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echo
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echo "Pre-defined hooks:"
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echo " ethernet-dhcp: Configure and enable an ethernet device in the virtual"
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echo " machine, using openresolv, dhcpcd, and systemd-networkd"
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@ -100,7 +120,8 @@ pvm_bootstrap() {
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msg "starting creation of %s image: %s" "$arch" "$imagefile"
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# create the raw image file
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qemu-img create -f raw "$imagefile" "${ImgSizeGb}G" || return "$EXIT_FAILURE"
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local img_mb=$(( $BootSizeMb + $SwapSizeMb + $RootSizeMb ))
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qemu-img create -f raw "$imagefile" "${img_mb}M" || return "$EXIT_FAILURE"
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# prepare for cleanup
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trap 'pvm_cleanup' INT TERM RETURN
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@ -213,9 +234,9 @@ pvm_bootstrap() {
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done
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# prepare package lists
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local kernels=( ${Kernels[@]} )
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local pkgs=( ${DEF_PKGS[@]} ${Kernels[@]} ${Pkgs[@]} )
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local pkgs_cached=( ${GUEST_CACHED_PKGS[@]} )
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local kernels=( ${Kernels[@]} )
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local pkgs=( ${Pkgs[@]} ${Kernels[@]} ${OptPkgs[@]} )
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local pkgs_cached=( ${GUEST_CACHED_PKGS[@]} )
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case "$arch" in
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i686|x86_64) pkgs+=(grub) ;;
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riscv64 ) ;;
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@ -341,7 +362,8 @@ rm -f /var/cache/pacman/pkg/*
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rm -f /root/.bash_history
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# report success :)
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echo "$hooks_success_msg"
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echo "$hooks_success_msg - powering off"
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[[ -e "/usr/lib/libretools/common.sh" ]] && rm -f /usr/lib/libretools/common.sh
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EOF
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# create a pre-init service to run the hooks
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@ -356,7 +378,6 @@ StandardOutput=journal+console
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StandardError=journal+console
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ExecStart=/usr/bin/bash /root/hooks.sh
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Type=oneshot
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ExecStopPost=echo "powering off"
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ExecStopPost=shutdown -r now
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[Install]
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@ -400,17 +421,18 @@ EOF
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pvm_cleanup() {
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trap - INT TERM RETURN
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msg "cleaning up"
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[ -n "$pacconf" ] && rm -f "$pacconf"
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unset pacconf
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[ -n "${workdir}${loopdev}${pacconf}" ] && msg "cleaning up"
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if [ -n "$workdir" ]; then
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sudo rm -f "$workdir"/usr/bin/qemu-*
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sudo rm -f "$workdir"/usr/bin/qemu-*C
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sudo umount -R "$workdir" 2> /dev/null
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rmdir "$workdir"
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fi
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if [ -n "$loopdev" ]; then sudo losetup -d "$loopdev"; fi;
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if [ -n "$pacconf" ]; then rm -f "$pacconf"; fi;
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unset workdir
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[ -n "$loopdev" ] && sudo losetup -d "$loopdev"
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unset loopdev
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unset pacconf
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}
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main() {
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@ -420,8 +442,16 @@ main() {
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fi
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# parse options
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while getopts 'hH:k:M:Op:s:S:' arg; do
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while getopts 'b:hH:k:M:Op:s:S:' arg; do
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case "$arg" in
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b) case $OPTARG in $PKG_SET_MIN) BasePkgSet=$OPTARG ;
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Pkgs=(${MIN_PKGS[@]}) ; MinRootMb=$ROOT_MB_MIN ;;
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$PKG_SET_STD) BasePkgSet=$OPTARG ; Kernels+=($DEF_KERNEL) ;
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Pkgs=(${STD_PKGS[@]}) ; MinRootMb=$ROOT_MB_STD ;;
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$PKG_SET_DEV) BasePkgSet=$OPTARG ; Kernels+=($DEF_KERNEL) ;
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Pkgs=(${DEV_PKGS[@]}) ; MinRootMb=$ROOT_MB_DEV ;;
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* ) warning "%s: invalid base set" "$OPTARG" ;;
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esac ;;
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h) usage; return "$EXIT_SUCCESS";;
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H) if [ -e "$THIS_DIR/hooks/hook-$OPTARG.sh" ]; then # in-tree
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Hooks+=("$THIS_DIR/hooks/hook-$OPTARG.sh")
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@ -435,8 +465,8 @@ main() {
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k) Kernels+=($OPTARG);;
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M) Mirror="$OPTARG";;
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O) IsNonsystemd=0;; # TODO:
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p) Pkgs+=($OPTARG);;
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s) ImgSizeGb="$( sed 's|[^0-9]||g' <<<$OPTARG)";;
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p) OptPkgs+=($OPTARG);;
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s) RootSizeMb="$(sed 's|[^0-9]||g' <<<$OPTARG)";;
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S) SwapSizeMb="$(sed 's|[^0-9]||g' <<<$OPTARG)";;
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*) error "invalid argument: %s\n" "$arg"; usage >&2; exit "$EXIT_INVALIDARGUMENT";;
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esac
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@ -446,11 +476,13 @@ main() {
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shift $shiftlen
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local imagefile="$1"
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local arch="$2"
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local has_params=$( (( $# == 2 )) && echo 1 || echo 0 )
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local has_space=$( (( ($ImgSizeGb*1000) >= ($MIN_GB*1000) + $SwapSizeMb )) && echo 1 || echo 0 )
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HasSwap=$( (( $SwapSizeMb > 0 )) && echo 1 || echo 0 )
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(( ! $has_params )) && error "insufficient arguments" && usage >&2 && exit "$EXIT_INVALIDARGUMENT"
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(( ! $has_space )) && error "image size too small" && usage >&2 && exit "$EXIT_INVALIDARGUMENT"
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(( $# != 2 )) && error "insufficient arguments" && usage >&2 && exit "$EXIT_INVALIDARGUMENT"
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(( $RootSizeMb > 0 )) && \
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(( $RootSizeMb < $MinRootMb )) && warning "specified root FS size too small - ignoring OptPkgs"
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(( $RootSizeMb < $MinRootMb )) && RootSizeMb=$MinRootMb && OptPkgs=()
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RootSizeMb=$(( $RootSizeMb + (${#Kernels[@]} * 75) ))
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HasSwap=$( (( $SwapSizeMb > 0 )) && echo 1 || echo 0 )
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# determine if the target arch is supported
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case "$arch" in
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