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feat(02-01): add --dry-run mode that prints full bwrap command and exits

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Christopher Mühl 2026-04-09 17:10:15 +02:00
parent 72ba48d004
commit 1eddd9336d
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1 changed files with 35 additions and 0 deletions
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35
claudebox.sh
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@ -82,6 +82,41 @@ else
SANDBOX_CMD=("$CLAUDE_BIN" --dangerously-skip-permissions "${CLAUDE_ARGS[@]}")
fi
# --dry-run: print the bwrap command without executing (D-09, UX-04)
if [[ "$DRY_RUN" == true ]]; then
{
echo "bwrap \\"
echo " --clearenv \\"
dry_run_i=0
while (( dry_run_i < ${#ENV_ARGS[@]} )); do
printf ' %s %s %q \\\n' "${ENV_ARGS[$dry_run_i]}" "${ENV_ARGS[$((dry_run_i+1))]}" "${ENV_ARGS[$((dry_run_i+2))]}"
(( dry_run_i += 3 ))
done
echo " --tmpfs / \\"
echo " --proc /proc \\"
echo " --dev /dev \\"
echo " --tmpfs /tmp \\"
echo " --ro-bind /nix/store /nix/store \\"
echo " --bind /nix/var/nix /nix/var/nix \\"
echo " --ro-bind /etc/resolv.conf /etc/resolv.conf \\"
echo " --ro-bind /etc/ssl /etc/ssl \\"
echo " --ro-bind /etc/static /etc/static \\"
echo " --ro-bind /etc/passwd /etc/passwd \\"
echo " --ro-bind /etc/group /etc/group \\"
echo " --ro-bind /etc/hosts /etc/hosts \\"
echo " --ro-bind /etc/nsswitch.conf /etc/nsswitch.conf \\"
echo " --ro-bind /etc/nix /etc/nix \\"
printf ' --symlink %q /usr/bin/env \\\n' "$(readlink -f "$(command -v env)")"
echo " --tmpfs $HOME \\"
echo " --bind $HOME/.claudebox $HOME/.claude \\"
printf ' --ro-bind %q %s/.gitconfig \\\n' "$GITCONFIG_TMP" "$HOME"
echo " --bind $CWD $CWD \\"
echo " --chdir $CWD \\"
printf ' -- %s\n' "${SANDBOX_CMD[*]}"
} >&2
exit 0
fi
# exec bwrap (SAND-04 through SAND-15, UX-06, D-01)
exec bwrap \
--clearenv \