system: record explicit generation layout

This commit is contained in:
2026-04-04 19:41:49 +02:00
parent e86f74af97
commit b3b1ba2489
7 changed files with 740 additions and 42 deletions

View File

@@ -0,0 +1,160 @@
#!/bin/sh
set -eu
repo_root=${PROJECT_ROOT:-$(pwd)}
metadata_target=${METADATA_OUT:-}
cleanup=0
if [ -n "${WORKDIR:-}" ]; then
workdir=$WORKDIR
mkdir -p "$workdir"
else
workdir=$(mktemp -d /tmp/fruix-phase19-generation-layout-qemu.XXXXXX)
cleanup=1
fi
if [ "${KEEP_WORKDIR:-0}" -eq 1 ]; then
cleanup=0
fi
inner_workdir=$workdir/phase18-install
inner_metadata=$workdir/phase18-system-install-metadata.txt
metadata_file=$workdir/phase19-generation-layout-qemu-metadata.txt
mnt_esp=$workdir/mnt-esp
mnt_root=$workdir/mnt-root
md_unit=
cleanup_workdir() {
if [ -n "$md_unit" ]; then
sudo umount "$mnt_esp" >/dev/null 2>&1 || true
sudo umount "$mnt_root" >/dev/null 2>&1 || true
sudo mdconfig -d -u "$md_unit" >/dev/null 2>&1 || true
fi
if [ "$cleanup" -eq 1 ]; then
rm -rf "$workdir" 2>/dev/null || sudo rm -rf "$workdir"
fi
}
trap cleanup_workdir EXIT INT TERM
mkdir -p "$mnt_esp" "$mnt_root"
KEEP_WORKDIR=1 WORKDIR="$inner_workdir" METADATA_OUT="$inner_metadata" \
"$repo_root/tests/system/run-phase18-system-install.sh" >/dev/null
field() {
sed -n "s/^$1=//p" "$inner_metadata" | tail -n 1
}
target_image=$(field target_image)
closure_path=$(field closure_path)
materialized_source_store=$(field materialized_source_store)
install_metadata_path=$(field install_metadata_path)
run_current_system_target_reported=$(field run_current_system_target)
serial_log=$(field serial_log)
closure_base=$(basename "$closure_path")
guest_md=$(sudo mdconfig -a -t vnode -f "$target_image")
md_unit=${guest_md#md}
sudo mount -t msdosfs "/dev/${guest_md}p1" "$mnt_esp"
sudo mount -t ufs -o ro "/dev/${guest_md}p2" "$mnt_root"
system_root=$mnt_root/var/lib/fruix/system
generation_root=$system_root/generations/1
gcroots_root=$mnt_root/frx/var/fruix/gcroots
[ -d "$system_root" ] || { echo "missing explicit system generation root" >&2; exit 1; }
[ -d "$generation_root" ] || { echo "missing generation 1 directory" >&2; exit 1; }
[ -f "$system_root/current-generation" ] || { echo "missing current-generation file" >&2; exit 1; }
[ -L "$system_root/current" ] || { echo "missing current generation link" >&2; exit 1; }
[ -L "$generation_root/closure" ] || { echo "missing generation closure link" >&2; exit 1; }
[ -f "$generation_root/metadata.scm" ] || { echo "missing generation metadata file" >&2; exit 1; }
[ -f "$generation_root/provenance.scm" ] || { echo "missing generation provenance file" >&2; exit 1; }
[ -f "$generation_root/install.scm" ] || { echo "missing generation install metadata file" >&2; exit 1; }
[ -L "$gcroots_root/current-system" ] || { echo "missing current-system gc root" >&2; exit 1; }
[ -L "$gcroots_root/system-1" ] || { echo "missing system-1 gc root" >&2; exit 1; }
current_generation=$(tr -d '\n' < "$system_root/current-generation")
current_link=$(readlink "$system_root/current")
generation_closure=$(readlink "$generation_root/closure")
gcroot_current=$(readlink "$gcroots_root/current-system")
gcroot_generation=$(readlink "$gcroots_root/system-1")
run_current_system_target=$(readlink "$mnt_root/run/current-system")
generation_metadata=$(cat "$generation_root/metadata.scm")
generation_provenance=$(cat "$generation_root/provenance.scm")
generation_install=$(cat "$generation_root/install.scm")
install_metadata_host=$(cat "$mnt_root$install_metadata_path")
[ "$current_generation" = 1 ] || { echo "unexpected current generation: $current_generation" >&2; exit 1; }
[ "$current_link" = generations/1 ] || { echo "unexpected current link target: $current_link" >&2; exit 1; }
[ "$generation_closure" = "/frx/store/$closure_base" ] || { echo "unexpected generation closure target: $generation_closure" >&2; exit 1; }
[ "$gcroot_current" = "/frx/store/$closure_base" ] || { echo "unexpected current-system gc root: $gcroot_current" >&2; exit 1; }
[ "$gcroot_generation" = "/frx/store/$closure_base" ] || { echo "unexpected system-1 gc root: $gcroot_generation" >&2; exit 1; }
[ "$run_current_system_target" = "/frx/store/$closure_base" ] || { echo "unexpected /run/current-system target: $run_current_system_target" >&2; exit 1; }
[ "$run_current_system_target_reported" = "/frx/store/$closure_base" ] || { echo "unexpected reported guest current-system target: $run_current_system_target_reported" >&2; exit 1; }
case "$generation_metadata" in
*"$closure_path"*) : ;;
*) echo "generation metadata does not record closure path" >&2; exit 1 ;;
esac
case "$generation_metadata" in
*"$install_metadata_path"*) : ;;
*) echo "generation metadata does not record install metadata path" >&2; exit 1 ;;
esac
case "$generation_provenance" in
*"$closure_path/metadata/store-layout.scm"*) : ;;
*) echo "generation provenance does not reference store layout metadata" >&2; exit 1 ;;
esac
case "$generation_install" in
*"$closure_path"*) : ;;
*) echo "generation install metadata does not record closure path" >&2; exit 1 ;;
esac
case "$generation_install" in
*"$materialized_source_store"*) : ;;
*) echo "generation install metadata does not record materialized source store" >&2; exit 1 ;;
esac
case "$install_metadata_host" in
*"$closure_path"*) : ;;
*) echo "installed target metadata does not record closure path" >&2; exit 1 ;;
esac
sudo umount "$mnt_esp"
sudo umount "$mnt_root"
sudo mdconfig -d -u "$md_unit"
md_unit=
cat >"$metadata_file" <<EOF
workdir=$workdir
inner_workdir=$inner_workdir
inner_metadata=$inner_metadata
target_image=$target_image
closure_path=$closure_path
closure_base=$closure_base
materialized_source_store=$materialized_source_store
install_metadata_path=$install_metadata_path
system_root=$system_root
generation_root=$generation_root
gcroots_root=$gcroots_root
current_generation=$current_generation
current_link=$current_link
generation_closure=$generation_closure
gcroot_current=$gcroot_current
gcroot_generation=$gcroot_generation
run_current_system_target=$run_current_system_target
serial_log=$serial_log
generation_layout=explicit
boot_backend=qemu-uefi-tcg
generation_layout_validation=ok
EOF
if [ -n "$metadata_target" ]; then
mkdir -p "$(dirname "$metadata_target")"
cp "$metadata_file" "$metadata_target"
fi
printf 'PASS phase19-generation-layout-qemu\n'
printf 'Work directory: %s\n' "$workdir"
printf 'Metadata file: %s\n' "$metadata_file"
if [ -n "$metadata_target" ]; then
printf 'Copied metadata to: %s\n' "$metadata_target"
fi
printf '%s\n' '--- metadata ---'
cat "$metadata_file"