mirror of
https://github.com/okxlin/appstore.git
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okxlin
9bca7abb81
Rebuilt-from-PR: #6969 Source-PR: https://github.com/okxlin/appstore/pull/6969 Maintainer-workflow: appstore-pr-maintainer
95 lines
2.7 KiB
Bash
Executable File
95 lines
2.7 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -euo pipefail
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PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin
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export PATH
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ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd -P)"
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ENV_FILE="${ENV_FILE:-$ROOT_DIR/.env}"
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TEMPLATE_DIR="${ROOT_DIR}/site-template"
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fail() {
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printf '%s\n' "$1" >&2
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exit 1
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}
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read_env_value() {
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local key="$1"
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[[ -f "$ENV_FILE" ]] || return 0
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local value
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value="$(sed -n "s/^${key}=//p" "$ENV_FILE" | tail -n 1)"
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case "$value" in
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\"*\") value="${value#\"}"; value="${value%\"}" ;;
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\'*\') value="${value#\'}"; value="${value%\'}" ;;
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esac
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printf '%s\n' "$value"
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}
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configured_value() {
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local key="$1"
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local default_value="$2"
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local value
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value="${!key:-}"
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if [[ -z "$value" ]]; then
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value="$(read_env_value "$key")"
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fi
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printf '%s\n' "${value:-$default_value}"
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}
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resolve_app_path() {
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local key="$1"
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local raw="$2"
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local clean candidate resolved current part
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local -a parts=()
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case "$raw" in
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""|/*|.|..|../*|*/../*|*/..) echo "unsafe ${key} path" >&2; return 1 ;;
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esac
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if [[ "$raw" =~ [[:cntrl:]] ]]; then
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echo "unsafe ${key} path" >&2
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return 1
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fi
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clean="${raw#./}"
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[[ -n "$clean" ]] || { echo "unsafe ${key} path" >&2; return 1; }
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command -v realpath >/dev/null 2>&1 || { echo "realpath is required" >&2; return 1; }
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candidate="$ROOT_DIR/$clean"
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resolved="$(realpath -m -- "$candidate")" || { echo "unsafe ${key} path" >&2; return 1; }
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case "$resolved" in
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"$ROOT_DIR"/*) ;;
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*) echo "unsafe ${key} path" >&2; return 1 ;;
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esac
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current="$ROOT_DIR"
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IFS='/' read -r -a parts <<< "$clean"
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for part in "${parts[@]}"; do
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[[ -z "$part" || "$part" == "." ]] && continue
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current="$current/$part"
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if [[ -L "$current" ]]; then
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echo "unsafe ${key} path" >&2
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return 1
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fi
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done
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printf '%s\n' "$resolved"
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}
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[[ -d "$TEMPLATE_DIR" ]] || fail "Starter template directory not found: ${TEMPLATE_DIR}"
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DATA_DIR_RAW="$(configured_value APP_DATA_DIR ./data)"
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DATA_DIR_ABS="$(resolve_app_path APP_DATA_DIR "$DATA_DIR_RAW")"
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install -d -m 0750 -- "$DATA_DIR_ABS"
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if [[ "$(id -u)" -eq 0 ]]; then
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chown 1000:1000 -- "$DATA_DIR_ABS"
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fi
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[[ "$(stat -c '%u:%g' "$DATA_DIR_ABS")" == "1000:1000" ]] || \
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fail "APP_DATA_DIR must be owned by UID/GID 1000:1000"
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for source_file in "${TEMPLATE_DIR}"/*.sql; do
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target_file="${DATA_DIR_ABS}/${source_file##*/}"
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[[ ! -L "$target_file" ]] || fail "Starter target must not be a symbolic link: ${target_file}"
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if [[ -e "$target_file" ]]; then
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[[ -f "$target_file" ]] || fail "Starter target must be a regular file: ${target_file}"
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continue
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fi
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install -m 0644 -- "$source_file" "$target_file"
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if [[ "$(id -u)" -eq 0 ]]; then
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chown 1000:1000 -- "$target_file"
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fi
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done
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