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starry
182
proxy/xray.sh
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182
proxy/xray.sh
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#!/usr/bin/env bash
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# Xray 安装脚本（极简版）
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# 固定版本 v1.8.4
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# 支持通过 -p 参数设置 GitHub 加速前缀（如 https://gh-proxy.com/）
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# 仅适用于 Linux 系统，需 root 权限
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XRAY_VERSION="v1.8.4"
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XRAY_BIN_URL="github.com/XTLS/Xray-core/releases/download/${XRAY_VERSION}/Xray-linux-64.zip"
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INSTALL_PATH="/usr/local/bin/xray"
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SERVICE_PATH="/etc/systemd/system/xray.service"
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CONFIG_PATH="/usr/local/etc/xray/config.json"
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# github文件加速前缀
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GH_PROXY="https://gh-proxy.com"
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show_help() {
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echo "用法: $0 [-p <gh-proxy前缀>] [-u|--uninstall]"
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echo " -p （可选）GitHub 文件加速前缀，如 https://gh-proxy.com"
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echo " -u, --uninstall 卸载 Xray 及所有相关文件和服务"
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echo "此脚本会自动下载安装 Xray ${XRAY_VERSION}，并注册 systemd 服务。"
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exit 0
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}
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# 检查 root 权限
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if [[ "$(id -u)" -ne 0 ]]; then
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echo "请以 root 用户运行此脚本。"
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exit 1
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fi
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# 解析参数
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while [[ $# -gt 0 ]]; do
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case "$1" in
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-p)
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shift
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GH_PROXY="$1"
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;;
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-u|--uninstall)
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echo "正在卸载 Xray ..."
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systemctl stop xray 2>/dev/null
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systemctl disable xray 2>/dev/null
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rm -f /usr/local/bin/xray
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rm -rf /usr/local/etc/xray
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rm -f /etc/systemd/system/xray.service
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rm -rf /var/log/xray
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systemctl daemon-reload
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echo "Xray 及相关文件已卸载。"
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exit 0
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;;
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-h|--help)
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show_help
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;;
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*)
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show_help
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;;
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esac
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shift
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done
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# 自动安装依赖（curl 和 unzip）
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install_pkg() {
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PKG_NAME="$1"
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if command -v apt >/dev/null 2>&1; then
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apt update && apt install -y "$PKG_NAME"
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elif command -v dnf >/dev/null 2>&1; then
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dnf install -y "$PKG_NAME"
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elif command -v yum >/dev/null 2>&1; then
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yum install -y "$PKG_NAME"
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elif command -v zypper >/dev/null 2>&1; then
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zypper install -y "$PKG_NAME"
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elif command -v pacman >/dev/null 2>&1; then
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pacman -Sy --noconfirm "$PKG_NAME"
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elif command -v emerge >/dev/null 2>&1; then
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emerge -qv "$PKG_NAME"
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else
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echo "未检测到支持的包管理器，请手动安装 $PKG_NAME 后重试。"
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exit 1
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fi
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}
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for cmd in curl unzip; do
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if ! command -v $cmd >/dev/null 2>&1; then
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echo "缺少依赖: $cmd，正在尝试自动安装..."
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install_pkg "$cmd"
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if ! command -v $cmd >/dev/null 2>&1; then
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echo "$cmd 安装失败，请手动安装后重试。"
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exit 1
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fi
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fi
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done
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TMP_DIR="$(mktemp -d)"
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ZIP_FILE="$TMP_DIR/xray.zip"
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# 拼接加速前缀
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if [[ -n "$GH_PROXY" ]]; then
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DOWNLOAD_URL="${GH_PROXY%/}/$XRAY_BIN_URL"
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else
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DOWNLOAD_URL="https://$XRAY_BIN_URL"
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fi
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echo "下载 Xray: $DOWNLOAD_URL"
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curl -L -o "$ZIP_FILE" "$DOWNLOAD_URL"
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if [[ $? -ne 0 ]]; then
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echo "下载失败，请检查网络或加速前缀。"
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rm -rf "$TMP_DIR"
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exit 1
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fi
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unzip -q "$ZIP_FILE" -d "$TMP_DIR"
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if [[ $? -ne 0 ]]; then
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echo "解压失败。"
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rm -rf "$TMP_DIR"
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exit 1
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fi
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install -m 755 "$TMP_DIR/xray" "$INSTALL_PATH"
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# 生成 systemd 服务文件（与原脚本一致，自动适配 User 和权限）
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INSTALL_USER="root"
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if [[ -f '/usr/local/bin/xray' ]]; then
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# 若已存在旧服务文件，尝试读取 User 字段
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OLD_USER=$(grep '^[ \t]*User[ \t]*=' /etc/systemd/system/xray.service 2>/dev/null | tail -n 1 | awk -F = '{print $2}' | awk '{print $1}')
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if [[ -n "$OLD_USER" ]]; then
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INSTALL_USER="$OLD_USER"
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fi
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fi
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if ! id "$INSTALL_USER" >/dev/null 2>&1; then
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INSTALL_USER="root"
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fi
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INSTALL_USER_UID=$(id -u "$INSTALL_USER")
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# 权限相关字段
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temp_CapabilityBoundingSet="CapabilityBoundingSet=CAP_NET_ADMIN CAP_NET_BIND_SERVICE"
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temp_AmbientCapabilities="AmbientCapabilities=CAP_NET_ADMIN CAP_NET_BIND_SERVICE"
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temp_NoNewPrivileges="NoNewPrivileges=true"
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if [[ "$INSTALL_USER_UID" -eq 0 ]]; then
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temp_CapabilityBoundingSet="#${temp_CapabilityBoundingSet}"
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temp_AmbientCapabilities="#${temp_AmbientCapabilities}"
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temp_NoNewPrivileges="#${temp_NoNewPrivileges}"
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fi
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cat > "$SERVICE_PATH" <<EOF
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[Unit]
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Description=Xray Service
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Documentation=https://github.com/xtls
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After=network.target nss-lookup.target
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[Service]
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User=$INSTALL_USER
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${temp_CapabilityBoundingSet}
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${temp_AmbientCapabilities}
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${temp_NoNewPrivileges}
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ExecStart=$INSTALL_PATH run -config $CONFIG_PATH
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Restart=on-failure
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RestartPreventExitStatus=23
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LimitNPROC=10000
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LimitNOFILE=1000000
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[Install]
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WantedBy=multi-user.target
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EOF
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chmod 644 "$SERVICE_PATH"
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systemctl daemon-reload
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# 生成最简配置文件
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mkdir -p "$(dirname $CONFIG_PATH)"
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echo '{}' > "$CONFIG_PATH"
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# 启动并设置开机自启
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systemctl enable xray
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systemctl restart xray
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sleep 1
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if systemctl is-active --quiet xray; then
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echo "Xray ${XRAY_VERSION} 安装并启动成功。"
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else
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echo "Xray 启动失败，请检查日志。"
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fi
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# 清理临时文件
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rm -rf "$TMP_DIR"
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