优化部署，增加lisa dmit

vps-xray/deploy.sh

@@ -61,16 +61,88 @@ fi
 
 XRAY_PORT="${XRAY_PORT:-443}"
 
+# ===== 0. 检查并安装依赖 =====
+# 精简版系统镜像（如部分 VPS 商的 Debian/Ubuntu minimal）常缺 curl / unzip
+ensure_deps() {
+    step "0/5 检查依赖"
+
+    local missing=()
+    local cmd
+    for cmd in curl unzip openssl; do
+        command -v "$cmd" &>/dev/null || missing+=("$cmd")
+    done
+    if [ ! -f /etc/ssl/certs/ca-certificates.crt ]; then
+        missing+=("ca-certificates")
+    fi
+
+    if [ "${#missing[@]}" -eq 0 ]; then
+        log "依赖齐全: curl unzip openssl ca-certificates"
+        return
+    fi
+
+    warn "缺少依赖: ${missing[*]}，正在自动安装..."
+    if command -v apt-get &>/dev/null; then
+        export DEBIAN_FRONTEND=noninteractive
+        apt-get update -qq
+        apt-get install -y -qq "${missing[@]}"
+    elif command -v dnf &>/dev/null; then
+        dnf install -y "${missing[@]}"
+    elif command -v yum &>/dev/null; then
+        yum install -y "${missing[@]}"
+    elif command -v apk &>/dev/null; then
+        apk add --no-cache "${missing[@]}"
+    else
+        error "未识别的包管理器，请手动安装: ${missing[*]}"
+        exit 1
+    fi
+
+    for cmd in curl unzip openssl; do
+        if ! command -v "$cmd" &>/dev/null; then
+            error "依赖安装失败: ${cmd}，请手动安装后重试"
+            exit 1
+        fi
+    done
+    log "依赖安装完成"
+}
+
 # ===== 1. 安装 Xray =====
 install_xray() {
     step "1/5 安装 Xray"
 
-    if command -v xray &>/dev/null || [ -x /usr/local/bin/xray ]; then
+    if [ -x /usr/local/bin/xray ]; then
         log "Xray 已安装: $(/usr/local/bin/xray version | head -1)"
         log "将更新到最新版本..."
     fi
 
-    bash <(curl -fsSL https://raw.githubusercontent.com/XTLS/Xray-install/main/install-release.sh)
+    # 不用 bash <(curl ...)：curl 失败时进程替换只产生空脚本，
+    # 外层 bash 仍返回 0，会掩盖下载失败
+    local installer
+    installer="$(mktemp)"
+    local url ok=0
+    for url in \
+        "https://raw.githubusercontent.com/XTLS/Xray-install/main/install-release.sh" \
+        "https://github.com/XTLS/Xray-install/raw/main/install-release.sh"
+    do
+        if curl -fsSL --max-time 60 "$url" -o "$installer" && [ -s "$installer" ]; then
+            ok=1
+            break
+        fi
+        warn "下载失败，尝试备用地址: $url"
+    done
+
+    if [ "$ok" -ne 1 ]; then
+        rm -f "$installer"
+        error "无法下载 Xray 安装脚本，请检查服务器网络 / DNS"
+        exit 1
+    fi
+
+    bash "$installer"
+    rm -f "$installer"
+
+    if [ ! -x /usr/local/bin/xray ]; then
+        error "Xray 安装失败：/usr/local/bin/xray 不存在"
+        exit 1
+    fi
     log "Xray 安装完成: $(/usr/local/bin/xray version | head -1)"
 }
 
@@ -471,6 +543,7 @@ main() {
     [ "$MODE" = "reality" ] && log "VLESS-Reality（推荐，抗封锁）" || log "VLESS TCP（极速，无 TLS）"
     echo ""
 
+    ensure_deps
     install_xray
     generate_keys
     select_reality_dest