138 lines
5.6 KiB
Bash
Executable File
138 lines
5.6 KiB
Bash
Executable File
#!/usr/bin/env bash
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set -Eeuo pipefail
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ETC_DIR=${PLUGIN_ETC_DIR:-/etc/sub2api-add}
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VAR_DIR=${PLUGIN_VAR_DIR:-/var/lib/sub2api-add}
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PREFIX=${PLUGIN_INSTALL_PREFIX:-/opt/sub2api-add}
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SOURCE_DIR=${PLUGIN_SOURCE_DIR:-/opt/sub2api-add}
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RUN_USER=${PLUGIN_SYSTEM_USER:-sub2api-plugin}
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SELECTION=all
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PURGE=false
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YES=false
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validate_managed_root() {
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local value=$1 label=$2 component current=""
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[[ -n "$value" && "$value" = /* ]] || die "$label 必须是绝对路径"
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[[ "$value" != *$'\n'* && "$value" != *$'\r'* ]] || die "$label 包含非法换行"
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[[ "$value" != "/" ]] || die "$label 不允许指向根目录"
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local parts=()
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IFS='/' read -r -a parts <<< "${value#/}"
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for component in "${parts[@]}"; do
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[[ -z "$component" ]] && continue
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[[ "$component" != "." && "$component" != ".." ]] || die "$label 不能包含 . 或 .. 路径组件"
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current="$current/$component"
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[[ ! -L "$current" ]] || die "$label 的路径组件不能是符号链接：$current"
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[[ ! -e "$current" || -d "$current" ]] || die "$label 的路径组件不是目录：$current"
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done
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if [[ "$value" != */sub2api-add && "${PLUGIN_ALLOW_CUSTOM_PATHS:-false}" != "true" ]]; then
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die "$label 必须位于受管的 sub2api-add 目录；如确需自定义路径请显式设置 PLUGIN_ALLOW_CUSTOM_PATHS=true"
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fi
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}
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ensure_real_parent() {
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local path=$1 label=$2 parent component current="" parts=()
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parent=$(dirname -- "$path")
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IFS='/' read -r -a parts <<< "${parent#/}"
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for component in "${parts[@]}"; do
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[[ -z "$component" ]] && continue
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current="$current/$component"
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[[ -d "$current" && ! -L "$current" ]] || die "$label 的父目录必须是已存在的真实目录：$current"
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done
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}
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ensure_real_dir() {
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local path=$1 label=$2 component current="" parts=()
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[[ -n "$path" && "$path" = /* ]] || die "$label 路径无效"
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IFS='/' read -r -a parts <<< "${path#/}"
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for component in "${parts[@]}"; do
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[[ -z "$component" ]] && continue
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current="$current/$component"
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[[ -d "$current" && ! -L "$current" ]] || die "$label 必须是已存在的真实目录：$current"
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done
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}
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ensure_regular_target() {
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local path=$1 label=$2
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[[ ! -L "$path" ]] || die "$label 不能是符号链接：$path"
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}
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die() { printf '错误：%s\n' "$*" >&2; exit 1; }
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[[ $EUID -eq 0 ]] || die "请使用 root 或 sudo 运行"
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command -v systemctl >/dev/null 2>&1 || die "缺少 systemd/systemctl"
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while (($#)); do
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case "$1" in
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--plugin) (($# >= 2)) || die "--plugin 需要参数"; SELECTION=$2; shift 2 ;;
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--purge) PURGE=true; shift ;;
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--yes) YES=true; shift ;;
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-h|--help) printf '%s\n' '用法：deploy/uninstall.sh [--plugin all|plugin-admin|subscription-admin] [--purge --yes]'; exit 0 ;;
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*) die "未知参数：$1" ;;
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esac
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done
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case "$SELECTION" in
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all) PLUGINS=(plugin-admin subscription-admin) ;;
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plugin-admin|subscription-admin) PLUGINS=("$SELECTION") ;;
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*) die "插件必须是 all、plugin-admin 或 subscription-admin" ;;
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esac
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validate_managed_root "$ETC_DIR" PLUGIN_ETC_DIR
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validate_managed_root "$VAR_DIR" PLUGIN_VAR_DIR
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validate_managed_root "$PREFIX" PLUGIN_INSTALL_PREFIX
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validate_managed_root "$SOURCE_DIR" PLUGIN_SOURCE_DIR
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ensure_real_parent "$ETC_DIR" PLUGIN_ETC_DIR
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ensure_real_parent "$VAR_DIR" PLUGIN_VAR_DIR
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ensure_real_parent "$PREFIX" PLUGIN_INSTALL_PREFIX
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ensure_real_parent "$SOURCE_DIR" PLUGIN_SOURCE_DIR
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ensure_real_dir /etc/systemd/system SYSTEMD_UNIT_DIR
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if $PURGE && [[ "${PLUGIN_PURGE_SOURCE:-true}" == "true" && "$SOURCE_DIR" != "$PREFIX" && "${PLUGIN_ALLOW_CUSTOM_PATHS:-false}" != "true" ]]; then
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die "为避免误删，--purge 默认要求 PLUGIN_SOURCE_DIR 与 PLUGIN_INSTALL_PREFIX 相同"
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fi
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if $PURGE && ! $YES; then
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[[ -t 0 ]] || die "非交互环境执行 --purge 时必须同时提供 --yes"
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read -r -p "将删除插件配置和数据，继续？[y/N] " answer
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[[ "$answer" == [yY] ]] || { printf '%s\n' '已取消'; exit 0; }
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fi
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for plugin in "${PLUGINS[@]}"; do
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unit="sub2api-$plugin.service"
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unit_path="/etc/systemd/system/$unit"
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if [[ -e "$unit_path" || -L "$unit_path" ]]; then
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ensure_regular_target "$unit_path" SYSTEMD_UNIT
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fi
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systemctl disable --now "$unit" 2>/dev/null || true
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rm -f -- "$unit_path"
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# Keep the checked-out source clean so a later install can fast-forward it.
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# Only generated binaries are removed unless --purge is explicitly used.
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if [[ -e "$PREFIX/$plugin/bin/$plugin" || -L "$PREFIX/$plugin/bin/$plugin" ]]; then
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ensure_real_parent "$PREFIX/$plugin/bin/$plugin" PLUGIN_INSTALL_PREFIX
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rm -f -- "$PREFIX/$plugin/bin/$plugin"
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fi
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if $PURGE; then
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plugin_root="$PREFIX/$plugin"
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if [[ -d "$plugin_root" && ! -L "$plugin_root" ]]; then
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ensure_real_parent "$plugin_root" PLUGIN_INSTALL_PREFIX
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rm -rf -- "${plugin_root:?}"
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fi
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rm -f -- "$ETC_DIR/$plugin.env"
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plugin_data="$VAR_DIR/$plugin"
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if [[ -d "$plugin_data" && ! -L "$plugin_data" ]]; then
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ensure_real_parent "$plugin_data" PLUGIN_VAR_DIR
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rm -rf -- "${plugin_data:?}"
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fi
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fi
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done
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systemctl daemon-reload
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if $PURGE && [[ -d "$ETC_DIR" && ! -L "$ETC_DIR" ]]; then rmdir "$ETC_DIR" 2>/dev/null || true; fi
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if $PURGE && [[ -d "$VAR_DIR" && ! -L "$VAR_DIR" ]]; then rmdir "$VAR_DIR" 2>/dev/null || true; fi
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if $PURGE && [[ "${PLUGIN_PURGE_SOURCE:-true}" == "true" && "$SOURCE_DIR" == "$PREFIX" && -d "$SOURCE_DIR" && ! -L "$SOURCE_DIR" ]]; then ensure_real_parent "$SOURCE_DIR" PLUGIN_SOURCE_DIR; rm -rf -- "$SOURCE_DIR"; fi
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if $PURGE; then
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userdel "$RUN_USER" 2>/dev/null || true
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printf '%s\n' '插件、配置、数据和源码已删除；Core 数据库未被触碰。'
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else
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printf '%s\n' "插件服务已卸载；配置和数据仍保留在 $ETC_DIR 与 $VAR_DIR。"
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fi
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