Slendi/proot-bundler
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Signed-off-by: Slendi <slendi@socopon.com>
This commit is contained in:
Slendi
2025-09-16 16:48:09 +03:00
parent 66d95aaa7c
commit 8b2ee2e9d9
1 changed files with 16 additions and 16 deletions
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32
flake.nix
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@@ -95,34 +95,34 @@
# harden env
unset LD_PRELOAD LD_LIBRARY_PATH LD_AUDIT LD_DEBUG LD_PROFILE LD_USE_LOAD_BIAS LD_ORIGIN_PATH LD_ASSUME_KERNEL
: "${TMPDIR:=/tmp}"
EXTRACT_DIR="$(mktemp -d "${TMPDIR%/}/nxbdl.XXXXXX")"
cleanup() { [ -n "${KEEP_BUNDLE:-}" ] || rm -rf "$EXTRACT_DIR"; }
: "''${TMPDIR:=/tmp}"
EXTRACT_DIR="$(mktemp -d "''${TMPDIR%/}/nxbdl.XXXXXX")"
cleanup() { [ -n "''${KEEP_BUNDLE:-}" ] || rm -rf "$EXTRACT_DIR"; }
trap cleanup EXIT INT TERM
ARCHIVE_LINE=$(awk '/^__ARCHIVE_BELOW__/ {print NR+1; exit 0}' "$0")
# portable vs tail -n +N
sed -n "${ARCHIVE_LINE},\$p" "$0" | tar -xzf - -C "$EXTRACT_DIR"
sed -n "''${ARCHIVE_LINE},\$p" "$0" | tar -xzf - -C "$EXTRACT_DIR"
BUNDLE_PWD="${BUNDLE_PWD:-$PWD}"
BUNDLE_PWD="''${BUNDLE_PWD:-$PWD}"
cd "$EXTRACT_DIR"
APP_REL='__APP_REL__'
PROOT_REL='__PROOT_REL__'
# choose proot: env -> host -> bundled
if [ -n "${BUNDLE_PROOT:-}" ] && command -v "${BUNDLE_PROOT}" >/dev/null 2>&1; then
PROOT_BIN="${BUNDLE_PROOT}"
if [ -n "''${BUNDLE_PROOT:-}" ] && command -v "''${BUNDLE_PROOT}" >/dev/null 2>&1; then
PROOT_BIN="''${BUNDLE_PROOT}"
elif command -v proot >/dev/null 2>&1; then
PROOT_BIN="$(command -v proot)"
else
PROOT_BIN="$EXTRACT_DIR${PROOT_REL}"
PROOT_BIN="$EXTRACT_DIR''${PROOT_REL}"
fi
[ "${BUNDLE_FORCE_BUNDLED_PROOT:-0}" = 1 ] && PROOT_BIN="$EXTRACT_DIR${PROOT_REL}"
[ "''${BUNDLE_FORCE_BUNDLED_PROOT:-0}" = 1 ] && PROOT_BIN="$EXTRACT_DIR''${PROOT_REL}"
# sanity
[ -x "$PROOT_BIN" ] || { echo "proot not found/executable: $PROOT_BIN" >&2; exit 127; }
[ -x "$EXTRACT_DIR${APP_REL}" ] || { echo "app not found/executable: $EXTRACT_DIR${APP_REL}" >&2; exit 127; }
[ -x "$EXTRACT_DIR''${APP_REL}" ] || { echo "app not found/executable: $EXTRACT_DIR''${APP_REL}" >&2; exit 127; }
# DNS for Android/termux (no /etc/resolv.conf in root)
mkdir -p "$EXTRACT_DIR/etc"
@@ -134,22 +134,22 @@
EOF
# run proot (no exec so trap can clean). Set BUNDLE_EXEC=1 to exec instead.
if [ "${BUNDLE_EXEC:-0}" = 1 ]; then
exec "${PROOT_BIN}" \
if [ "''${BUNDLE_EXEC:-0}" = 1 ]; then
exec "''${PROOT_BIN}" \
-R / \
-b "$EXTRACT_DIR/nix:/nix" \
-b "$EXTRACT_DIR/etc/resolv.conf:/etc/resolv.conf" \
-b /dev -b /proc -b /sys \
-w "$BUNDLE_PWD" \
"$EXTRACT_DIR${APP_REL}" "$@"
"$EXTRACT_DIR''${APP_REL}" "$@"
else
"${PROOT_BIN}" \
"''${PROOT_BIN}" \
-R / \
-b "$EXTRACT_DIR/nix:/nix" \
-b "$EXTRACT_DIR/etc/resolv.conf:/etc/resolv.conf" \
-b /dev -b /proc -b /sys \
-w "$BUNDLE_PWD" \
"$EXTRACT_DIR${APP_REL}" "$@"
"$EXTRACT_DIR''${APP_REL}" "$@"
fi
__ARCHIVE_BELOW__
@@ -158,7 +158,7 @@
# 5) inject paths, chmod, and append payload
sed -i \
-e "s|__APP_REL__|$APP_REL|g" \
-e "s|__PROOT_REL__|${PROOT_REL}|g" \
-e "s|__PROOT_REL__|''${PROOT_REL}|g" \
"$out"
chmod +x "$out"
cat "$_TMP/payload.tar.gz" >> "$out"