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#!/bin/sh
# Copyright (C) 2026 Doan Luu Duc Tai <doan@luuduct.ai>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as
# published by the Free Software Foundation, either version 3 of the
# License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
set -eu
umask 077
ROOT=$(CDPATH= cd -- "$(dirname -- "$0")/../.." && pwd)
for SCRIPT in "$ROOT/infra/guix/"*.sh; do
sh -n "$SCRIPT"
done
sh "$ROOT/infra/guix/test-bootstrap.sh"
sh "$ROOT/infra/guix/test-recovery.sh"
STAGE=$(mktemp -d)
trap 'find "$STAGE" -type d -exec chmod u+w {} +; rm -rf -- "$STAGE"' EXIT HUP INT TERM
mkdir -p "$STAGE/source/infra/guix" "$STAGE/source/bin" "$STAGE/fake/bin" "$STAGE/toolbin" \
"$STAGE/fake/gnu/store/readonly" "$STAGE/sentinel"
cp "$ROOT/infra/guix/"*.sh "$STAGE/source/infra/guix/"
cp "$ROOT/infra/podman.conf" "$STAGE/source/infra/podman.conf"
cp "$ROOT/infra/guix/containers.conf" "$STAGE/source/infra/guix/containers.conf"
printf '%s\n' 'ciphertext fixture' > "$STAGE/backup.tar.gz.gpg"
printf '%s\n' 'channels fixture' > "$STAGE/source/bin/guix-channels.scm"
printf '%s\n' '#!/bin/sh' 'printf "%s\n" "${CONTAINERS_CONF:-}" > "$0.environment"' 'printf "%s\n" "$@"' > "$STAGE/source/bin/stack"
chmod 700 "$STAGE/source/bin/stack"
for TOOL in podman gpg; do
printf '%s\n' '#!/bin/sh' 'exit 0' > "$STAGE/fake/bin/$TOOL"
chmod 700 "$STAGE/fake/bin/$TOOL"
done
printf '%s\n' 'Immutable runtime content.' > "$STAGE/fake/gnu/store/readonly/value"
printf '%s\n' 'Independent sentinel.' > "$STAGE/sentinel/value"
ln -s "$STAGE/sentinel" "$STAGE/fake/gnu/store/readonly/outside"
chmod 555 "$STAGE/sentinel"
chmod 444 "$STAGE/sentinel/value"
chmod 555 "$STAGE/fake/gnu/store" "$STAGE/fake/gnu/store/readonly"
chmod 444 "$STAGE/fake/gnu/store/readonly/value"
tar -czf "$STAGE/runtime.tar.gz" -C "$STAGE/fake" .
chmod -R u+w "$STAGE/fake/gnu/store"
cat > "$STAGE/toolbin/guix" <<'GUIX'
#!/bin/sh
set -eu
case "$1" in
describe) printf '%s\n' 'channels fixture' ;;
time-machine) printf '%s\n' "$FAKE_PACK" ;;
*) exit 1 ;;
esac
GUIX
chmod 700 "$STAGE/toolbin/guix"
FAKE_PACK="$STAGE/runtime.tar.gz" PATH="$STAGE/toolbin:$PATH" sh "$STAGE/source/infra/guix/build.sh"
[ -z "$(find "$STAGE/source/bin" -maxdepth 1 -name '.guix-build.*' -print -quit)" ] || {
echo 'Build left immutable staging directories.' >&2; exit 1;
}
[ "$(stat -c %a "$STAGE/sentinel")" = 555 ]
[ "$(stat -c %a "$STAGE/sentinel/value")" = 444 ]
cmp "$STAGE/runtime.tar.gz" "$STAGE/source/bin/guix-runtime.tar.gz"
mkdir -p "$STAGE/release/stack/bin/chat" "$STAGE/release/stack/infra/guix" "$STAGE/release/stack/var"
cp "$STAGE/source/bin/guix-runtime.tar.gz" "$STAGE/source/bin/guix-channels.scm" "$STAGE/release/stack/bin/"
cp "$STAGE/source/infra/guix/"*.sh "$STAGE/release/stack/infra/guix/"
cp "$ROOT/infra/guix/containers.conf" "$STAGE/release/stack/infra/guix/containers.conf"
cp "$ROOT/LICENSE" "$STAGE/release/stack/LICENSE"
printf '%s\n' 'services fixture' > "$STAGE/release/stack/infra/services.toml"
printf '%s\n' 'image lock fixture' > "$STAGE/release/stack/var/image-lock.json"
printf '%s\n' 'image export fixture' > "$STAGE/release/stack/var/images.tar"
for ARTIFACT in server crypto.wasm SOURCE.tar.gz; do
printf '%s\n' 'chat artifact fixture' > "$STAGE/release/stack/bin/chat/$ARTIFACT"
done
cat > "$STAGE/release/stack/bin/stack" <<'STACK'
#!/bin/sh
set -eu
[ "$#" = 4 ] && [ "$1" = restore ] && [ "$2" = --release ] || exit 1
mkdir "$4"
tar -xzf "$3" --strip-components=1 -C "$4"
STACK
chmod 700 "$STAGE/release/stack/bin/stack"
tar -czf "$STAGE/release.tar.gz" -C "$STAGE/release" stack
sh "$STAGE/source/infra/guix/bundle.sh" "$STAGE/backup.tar.gz.gpg" "$STAGE/release.tar.gz" "$STAGE/recovery.tar.gz"
if sh "$STAGE/source/infra/guix/bundle.sh" "$STAGE/backup.tar.gz.gpg" "$STAGE/release.tar.gz" "$STAGE/recovery.tar.gz"; then
echo 'Overwrote existing archive.' >&2; exit 1
fi
tar -xzf "$STAGE/recovery.tar.gz" -C "$STAGE"
[ -x "$STAGE/stack-recovery/bootstrap" ] || { echo 'Store bootstrap missing from capsule.' >&2; exit 1; }
cmp "$ROOT/infra/guix/containers.conf" "$STAGE/stack-recovery/containers.conf"
(cd "$STAGE/stack-recovery" && sha256sum --check --strict SHA256SUMS)
cmp "$STAGE/backup.tar.gz.gpg" "$STAGE/stack-recovery/backup.tar.gz.gpg"
cmp "$STAGE/release.tar.gz" "$STAGE/stack-recovery/release.tar.gz"
cmp "$STAGE/release/stack/bin/stack" "$STAGE/stack-recovery/stack"
cmp "$STAGE/release/stack/LICENSE" "$STAGE/stack-recovery/LICENSE"
[ "$(stat -c %a "$STAGE/recovery.tar.gz")" = 600 ]
if cmp -s "$STAGE/source/bin/stack" "$STAGE/stack-recovery/stack"; then
echo 'Bundled source-tree executable instead of release executable.' >&2; exit 1
fi
if "$STAGE/stack-recovery/restore" "$STAGE/source"; then
echo 'Accepted existing restore destination.' >&2; exit 1
fi
cp "$STAGE/source/infra/guix/run.sh" "$STAGE/source/bin/run"
OUTPUT=$(sh "$STAGE/source/bin/run" status)
EXPECTED=$(printf '%s\n' --root "$STAGE/source" status)
[ "$OUTPUT" = "$EXPECTED" ]
[ "$(cat "$STAGE/source/bin/stack.environment")" = "$STAGE/source/infra/guix/containers.conf" ]
mv "$STAGE/source/bin/guix-runtime.tar.gz" "$STAGE/saved-runtime.tar.gz"
OUTPUT=$(env -u CONTAINERS_CONF sh "$STAGE/source/bin/run" status)
[ "$OUTPUT" = "$EXPECTED" ]
[ "$(cat "$STAGE/source/bin/stack.environment")" = '' ]
mv "$STAGE/saved-runtime.tar.gz" "$STAGE/source/bin/guix-runtime.tar.gz"
find "$STAGE/source/var/guix" -name podman | read -r MATCH
PUBLISHED=$(sha256sum "$STAGE/source/bin/guix-runtime.tar.gz")
PUBLISHED=${PUBLISHED%% *}
DIRECTORY_MODE=$(stat -c %a "$STAGE/source/var/guix/$PUBLISHED/gnu/store/readonly")
FILE_MODE=$(stat -c %a "$STAGE/source/var/guix/$PUBLISHED/gnu/store/readonly/value")
chmod -R a-w "$STAGE/fake/gnu/store"
tar -czf "$STAGE/failed-runtime.tar.gz" -C "$STAGE/fake" bin/podman gnu
chmod -R u+w "$STAGE/fake/gnu/store"
cp "$STAGE/failed-runtime.tar.gz" "$STAGE/source/bin/guix-runtime.tar.gz"
if sh "$STAGE/source/bin/run" status; then
echo 'Accepted runtime missing GnuPG.' >&2; exit 1;
fi
[ -z "$(find "$STAGE/source/var/guix" -maxdepth 1 -name '.unpack.*' -print -quit)" ] || {
echo 'Failed launcher left immutable staging directories.' >&2; exit 1;
}
[ -x "$STAGE/source/var/guix/$PUBLISHED/bin/gpg" ]
[ "$(stat -c %a "$STAGE/source/var/guix/$PUBLISHED/gnu/store/readonly")" = "$DIRECTORY_MODE" ]
[ "$(stat -c %a "$STAGE/source/var/guix/$PUBLISHED/gnu/store/readonly/value")" = "$FILE_MODE" ]
[ "$(stat -c %a "$STAGE/sentinel")" = 555 ]
[ "$(stat -c %a "$STAGE/sentinel/value")" = 444 ]
cmp "$STAGE/runtime.tar.gz" "$STAGE/stack-recovery/runtime.tar.gz"
cp "$STAGE/runtime.tar.gz" "$STAGE/source/bin/guix-runtime.tar.gz"
printf 'tamper' >> "$STAGE/stack-recovery/backup.tar.gz.gpg"
if (cd "$STAGE/stack-recovery" && sha256sum --check --strict SHA256SUMS); then
echo 'Accepted changed ciphertext.' >&2; exit 1
fi
rm "$STAGE/release/stack/bin/guix-channels.scm"
tar -czf "$STAGE/missing.tar.gz" -C "$STAGE/release" stack
if sh "$STAGE/source/infra/guix/bundle.sh" "$STAGE/backup.tar.gz.gpg" "$STAGE/missing.tar.gz" "$STAGE/other.tar.gz"; then
echo 'Accepted missing provenance.' >&2; exit 1
fi
cp "$STAGE/source/bin/guix-channels.scm" "$STAGE/release/stack/bin/guix-channels.scm"
for ARTIFACT in image-lock.json images.tar; do
mv "$STAGE/release/stack/var/$ARTIFACT" "$STAGE/$ARTIFACT"
tar -czf "$STAGE/missing-image.tar.gz" -C "$STAGE/release" stack
if sh "$STAGE/source/infra/guix/bundle.sh" "$STAGE/backup.tar.gz.gpg" "$STAGE/missing-image.tar.gz" "$STAGE/missing-image-output.tar.gz"; then
echo 'Accepted release without complete saved images.' >&2; exit 1
fi
[ ! -e "$STAGE/missing-image-output.tar.gz" ]
mv "$STAGE/$ARTIFACT" "$STAGE/release/stack/var/$ARTIFACT"
done
for PRIVATE in .env var/data; do
mkdir -p "$(dirname "$STAGE/release/stack/$PRIVATE")"
printf '%s\n' 'private fixture' > "$STAGE/release/stack/$PRIVATE"
tar -czf "$STAGE/private.tar.gz" -C "$STAGE/release" stack
if sh "$STAGE/source/infra/guix/bundle.sh" "$STAGE/backup.tar.gz.gpg" "$STAGE/private.tar.gz" "$STAGE/private-output.tar.gz"; then
echo 'Accepted private release contents.' >&2; exit 1
fi
[ ! -e "$STAGE/private-output.tar.gz" ]
rm "$STAGE/release/stack/$PRIVATE"
done
printf '%s\n' 'Bundle, immutable cleanup, integrity, overwrite, launcher, and missing-artifact checks passed.'
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