| #!/usr/bin/env bash |
| set -Eeuo pipefail |
| if [[ $# -lt 1 || $# -gt 2 || ( $# -eq 2 && "${2:-}" != --offline ) ]]; then |
| echo 'Usage: bash restore.sh /absolute/path/to/environment [--offline]' >&2 |
| exit 2 |
| fi |
| TARGET=$(readlink -m -- "$1") |
| if [[ -e "$TARGET" && ( ! -d "$TARGET" || -n "$(ls -A "$TARGET")" ) ]]; then |
| echo "Refusing to overwrite a nonempty environment: $TARGET" >&2 |
| exit 2 |
| fi |
| SCRIPT_DIR=$(cd -- "$(dirname -- "${BASH_SOURCE[0]}")" && pwd) |
| if [[ -f "$SCRIPT_DIR/SHA256SUMS" && -d "$SCRIPT_DIR/archives" ]]; then |
| DEFAULT_CACHE=$SCRIPT_DIR |
| else |
| DEFAULT_CACHE=$SCRIPT_DIR/simlingo-env-files |
| fi |
| CACHE=${SIMLINGO_PACKAGE_CACHE:-$DEFAULT_CACHE} |
| mkdir -p "$CACHE/archives" |
| CACHE=$(cd "$CACHE" && pwd) |
| BASE_URL="https://huggingface.co/datasets/data-loader/simlingo-conda-env/resolve/${SIMLINGO_ENV_REVISION:-main}" |
| OFFLINE=${2:-} |
| ARCHIVES=(archives/simlingo-linux-x86_64-py38-20261015.tar.gz.part-000 archives/simlingo-linux-x86_64-py38-20261015.tar.gz.part-001 archives/simlingo-linux-x86_64-py38-20261015.tar.gz.part-002 archives/simlingo-linux-x86_64-py38-20261015.tar.gz.part-003) |
| METADATA=(manifest.json packages.json environment-info.json requirements-snapshot.txt restore-validation.json public-audit.json THIRD_PARTY_NOTICES.md) |
| download() { |
| local rel=$1 |
| local file="$CACHE/$rel" |
| if [[ "$OFFLINE" == --offline ]]; then |
| test -f "$file" || { echo "Missing offline file: $rel" >&2; exit 2; } |
| return |
| fi |
| if [[ "$rel" != SHA256SUMS && -f "$file" && -f "$CACHE/SHA256SUMS" ]]; then |
| if (cd "$CACHE" && awk -v f="$rel" '$2 == f { print }' SHA256SUMS | sha256sum -c --status); then |
| return |
| fi |
| fi |
| curl --fail --location --retry 3 --connect-timeout 30 --continue-at - --output "$file.partial" "$BASE_URL/$rel" |
| mv -- "$file.partial" "$file" |
| } |
| download SHA256SUMS |
| for rel in "${METADATA[@]}" "${ARCHIVES[@]}"; do download "$rel"; done |
| (cd "$CACHE" && sha256sum -c SHA256SUMS) |
| mkdir -p "$TARGET" |
| ARCHIVE_PATHS=() |
| for rel in "${ARCHIVES[@]}"; do ARCHIVE_PATHS+=("$CACHE/$rel"); done |
| cat "${ARCHIVE_PATHS[@]}" | tar --no-same-owner -xz -C "$TARGET" |
| set +u |
| source "$TARGET/bin/activate" |
| set -u |
| hash -r |
| test "$(command -v python)" = "$TARGET/bin/python" |
| python "$TARGET/bin/conda-unpack" |
| python -c 'import sys, torch; print("Python:", sys.executable); print("PyTorch:", torch.__version__)' |
| printf '\nEnvironment ready. In your shell run:\nsource %q/bin/activate\n' "$TARGET" |
|
|
