kerrigan: switch to systemd-boot
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commit
e97a7d69f0
3 changed files with 3 additions and 133 deletions
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@ -1,8 +0,0 @@
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{ substituteAll, coreutils, gnused, gnugrep, bash, ubootTools }:
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substituteAll {
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src = ./boot-builder.sh;
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isExecutable = true;
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path = [coreutils gnused gnugrep ubootTools];
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inherit bash;
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}
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@ -1,110 +0,0 @@
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#! @bash@/bin/sh -e
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shopt -s nullglob
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export PATH=/empty
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for i in @path@; do PATH=$PATH:$i/bin; done
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usage() {
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echo "usage: $0 -c <path-to-default-configuration> [-d <boot-dir>] [-g <num-generations>]" >&2
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exit 1
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}
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default= # Default configuration
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target=/boot # Target directory
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numGenerations=0 # Number of other generations to include in the menu
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while getopts "c:d:g:" opt; do
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case "$opt" in
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c) default="$OPTARG" ;;
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d) target="$OPTARG" ;;
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g) numGenerations="$OPTARG" ;;
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\?) usage ;;
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esac
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done
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[ "$default" = "" ] && usage
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mkdir -p $target/nixos
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# Convert a path to a file in the Nix store such as
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# /nix/store/<hash>-<name>/file to <hash>-<name>-<file>.
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cleanName() {
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local path="$1"
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echo "$path" | sed 's|^/nix/store/||' | sed 's|/|-|g'
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}
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# Copy a file from the Nix store to $target/nixos.
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declare -A filesCopied
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copyToKernelsDir() {
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local src=$(readlink -f "$1")
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local dst="$target/nixos/$(cleanName $src)"
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# Don't copy the file if $dst already exists. This means that we
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# have to create $dst atomically to prevent partially copied
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# kernels or initrd if this script is ever interrupted.
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if ! test -e $dst; then
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local dstTmp=$dst.tmp.$$
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cp -r $src $dstTmp
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mv $dstTmp $dst
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fi
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filesCopied[$dst]=1
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result=$dst
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}
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# Copy its kernel, initrd and dtbs to $target/nixos, and echo out an
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# extlinux menu entry
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addEntry() {
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local path=$(readlink -f "$1")
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local tag="$2" # Generation number or 'default'
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if ! test -e $path/kernel -a -e $path/initrd; then
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return
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fi
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copyToKernelsDir "$path/kernel"; kernel=$result
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copyToKernelsDir "$path/initrd"; initrd=$result
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dtbDir=$(readlink -m "$path/dtbs")
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if [ -e "$dtbDir" ]; then
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copyToKernelsDir "$dtbDir"; dtbs=$result
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fi
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timestampEpoch=$(stat -L -c '%Z' $path)
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timestamp=$(date "+%Y-%m-%d %H:%M" -d @$timestampEpoch)
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nixosLabel="$(cat $path/nixos-version)"
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extraParams="$(cat $path/kernel-params)"
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filesCopied[$target/nixos/$tag]=1
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echo > $target/nixos/$tag.tmp
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echo "ext4load usb 0:2 \$kernel_addr_r boot/nixos/$(basename $kernel)" >> $target/nixos/$tag.tmp
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echo "ext4load usb 0:2 \$fdt_addr_r boot/nixos/$(basename $dtbs)/marvell/armada-7040-mochabin.dtb" >> $target/nixos/$tag.tmp
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echo "ext4load usb 0:2 0xa700000 boot/nixos/$(basename $initrd)" >> $target/nixos/$tag.tmp
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echo "setenv bootargs \$console init=$path/init $extraParams" >> $target/nixos/$tag.tmp
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echo "booti \$kernel_addr_r 0xa700000:\$filesize \$fdt_addr_r" >> $target/nixos/$tag.tmp
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mkimage -A arm64 -O u-boot -T script -C none -a 0 -e 0 -n "Boot Script ${nixosLabel} ${timestamp}" -d $target/nixos/$tag.tmp $target/nixos/$tag
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}
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addEntry $default default
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if [ "$numGenerations" -gt 0 ]; then
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# Add up to $numGenerations generations of the system profile to the menu,
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# in reverse (most recent to least recent) order.
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for generation in $(
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(cd /nix/var/nix/profiles && ls -d system-*-link) \
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| sed 's/system-\([0-9]\+\)-link/\1/' \
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| sort -n -r \
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| head -n $numGenerations); do
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link=/nix/var/nix/profiles/system-$generation-link
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addEntry $link $generation
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done
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fi
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# Remove obsolete files from $target/nixos.
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for fn in $target/nixos/*; do
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if ! test "${filesCopied[$fn]}" = 1; then
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echo "Removing no longer needed boot file: $fn"
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chmod +w -- "$fn"
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rm -rf -- "$fn"
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fi
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done
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@ -17,13 +17,9 @@ let
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populate-boot-builder = pkgs.buildPackages.callPackage ./boot-builder.nix { };
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in
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{
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imports = [
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"${modulesPath}/installer/sd-card/sd-image.nix"
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];
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fileSystems = {
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"/" = { device = "/dev/disk/by-label/NIXOS_SD"; fsType = "ext4"; };
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"/boot/firmware" = { device = "/dev/disk/by-label/FIRMWARE"; fsType = "vfat"; };
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"/boot" = { device = "/dev/disk/by-label/ESP"; fsType = "vfat"; };
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};
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boot.kernelPackages = pkgs.linuxPackages_latest;
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@ -105,16 +101,8 @@ in
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};
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environment.etc = nmBits;
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sdImage.populateFirmwareCommands = lib.mkForce "";
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boot.loader.grub.enable = false;
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boot.loader.generic-extlinux-compatible.enable = lib.mkForce false;
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boot.consoleLogLevel = lib.mkDefault 7;
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system.build.installBootLoader = "${boot-builder} -g 10 -c";
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sdImage.populateRootCommands = lib.mkAfter ''
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mkdir -p ./files/boot
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${populate-boot-builder} -c ${config.system.build.toplevel} -d ./files/boot
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'';
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boot.loader.efi.canTouchEfiVariables = false;
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boot.loader.systemd-boot.enable = true;
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services.radvd = {
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enable = true;
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