#!/bin/bash
# Regression test for the configs/ fork bomb: a data file in a configs/
# subdirectory must never be sourced, and the index must not land there at all.
R="$(cd "$(dirname "$0")/../.." && pwd)"
B=$(mktemp -d); trap 'rm -rf "$B"' EXIT
export LP_SYSTEM_DIR="$B/sys" LP_CONTAINERS_DIR="$B/primary" LP_BACKUPS_DIR="$B/bk"
export LP_STORAGE_REGISTRY="$B/storage.roots"
mkdir -p "$B/sys/configs/general" "$B/primary" "$B/sys/configs/storage"
: > "$B/sys/configs/general/.category"
echo 'CFG_REAL_OPTION=yes' > "$B/sys/configs/general/general_test"
source "$R/scripts/source/paths.sh"
fail=0

echo "--- 1. the index no longer lives under configs/ ---"
idx=$(storageIndexFile)
echo "  index path: $idx"
[[ "$idx" == "$B/sys/storage/app_locations" ]] && echo "  ok   outside configs/" || { echo "  FAIL still in configs/"; fail=1; }

echo "--- 2. writing the index does not create configs/storage/app_locations ---"
runInstallOp(){ "$@"; }; runInstallWrite(){ cat > "$1"; }
storageIndexSet libreportal "$B/primary"
[[ -f "$B/sys/configs/storage/app_locations" ]] && { echo "  FAIL wrote into configs/"; fail=1; } || echo "  ok   nothing written into configs/"
[[ -f "$idx" ]] && echo "  ok   index written to the system tree" || { echo "  FAIL no index"; fail=1; }

echo "--- 3. legacy index is migrated, not abandoned ---"
rm -rf "$B/sys/storage"
mkdir -p "$B/sys/configs/storage"
printf 'bookstack\t%s\n' "$B/primary" > "$B/sys/configs/storage/app_locations"
got=$(storageIndexGet bookstack)
[[ "$got" == "$B/primary" ]] && echo "  ok   legacy entry still resolves ($got)" || { echo "  FAIL lost entry"; fail=1; }
[[ -f "$B/sys/configs/storage/app_locations" ]] && { echo "  FAIL legacy file left behind"; fail=1; } || echo "  ok   legacy file removed"

echo "--- 4. the actual bomb: a stray executable-looking file in configs/ ---"
# Recreate the exact shape that detonated: <slug><TAB><path> where slug is a
# real command on PATH. If the scan sources it, the marker file appears.
mkdir -p "$B/sys/configs/storage"
printf 'touch\t%s/DETONATED\n' "$B" > "$B/sys/configs/storage/app_locations"
configs_dir="$B/sys/configs/"
source "$R/scripts/source/loading/scan_files.sh"
sourceScanFiles libreportal_configs >/dev/null 2>&1
[[ -e "$B/DETONATED" ]] && { echo "  FAIL the file was executed"; fail=1; } || echo "  ok   unmarked configs/ subdir not sourced"
[[ "${CFG_REAL_OPTION:-}" == "yes" ]] && echo "  ok   marked category still loads" || { echo "  FAIL real config stopped loading"; fail=1; }

echo; [[ $fail -eq 0 ]] && echo "ALL PASS" || echo "FAILURES"; exit $fail