install-vscode-server

install-vscode-server.sh

#!/bin/bash

set -e

VER=${1:""}

if [ -z "$VER" ]; then
  # shellcheck disable=SC2012
  readarray -t versions < <(ls vscode-server_*_*.tar.gz 2>/dev/null | \
      sed -n 's/^vscode-server_\([^_]*\)_[^_]*\.tar\.gz$/\1/p' | \
      sort -u)
  if [ ${#versions[@]} -eq 0 ]; then
    echo "❌ 未找到任何 vscode-server_{VER}_{ARCH}.tar.gz 文件。"
    exit 1
  fi

  select version in "${versions[@]}" "Quit";
  do
      if [ "$version" == "Quit" ]; then
          echo "❌ 退出安装"
          exit 0
      fi
      if [ -n "$version" ]; then
          echo "✅ 已选择 版本: $version"
          selected="$version"
          break
      else
          
          echo "⚠️ 请输入正确的序号"
          continue;

      fi
  done
  VER="$selected"
fi

ARCH=$(uname -m)
REAL_ARCH=""
case "$ARCH" in
    x86_64)
        REAL_ARCH="x64"
        ;;
    aarch64|arm64)
        REAL_ARCH="arm64"
        ;;
    *)
        echo "❌ 未知的架构版本：$ARCH"
        exit 1
        ;;
esac

echo "ARCH=$ARCH REAL_ARCH=$REAL_ARCH VER=$VER"
VSCODE_TAR_FILE="vscode-server_${VER}_${REAL_ARCH}.tar.gz"
if [ ! -f "$VSCODE_TAR_FILE" ]; then
    echo "❌ 未找到 $VSCODE_TAR_FILE，请先下载(https://github.com/MikeWang000000/vscode-server-centos7/releases)。"
    exit 1
fi

echo "ℹ️ file: $VSCODE_TAR_FILE,applying to ~/.vscode-server"

mkdir -p ~/.vscode-server
tar xzf "$VSCODE_TAR_FILE" -C ~/.vscode-server --strip-components 1
~/.vscode-server/code-latest --patch-now

echo "✅ VSCode Server $VER 已安装"

check_and_enable_ssh_tcp_forwarding() {
  local config="/etc/ssh/sshd_config"
  local backup="/etc/ssh/sshd_config.bak.$(date +%Y%m%d%H%M%S)"

  echo "🔍 检查 SSH TCP 转发配置..."

  # 检查是否已设置为 yes
  if grep -Ei '^AllowTcpForwarding[[:space:]]+yes' "$config" >/dev/null; then
    echo "✅ TCP 转发已开启。"
    return 0
  fi

  # 备份配置文件
  echo "📝 备份配置到 $backup"
  cp "$config" "$backup"

  if grep -Ei '^AllowTcpForwarding' "$config" >/dev/null; then
    # 修改现有配置为 yes
    echo "✏️ 正在启用 TCP 转发..."
    sed -i 's/^AllowTcpForwarding.*/AllowTcpForwarding yes/I' "$config"
  else
    # 添加配置到文件末尾
    echo "➕ 添加 AllowTcpForwarding yes 到配置文件末尾..."
    echo "AllowTcpForwarding yes" >> "$config"
  fi

  # 重启 sshd 服务
  echo "🔁 重新加载 sshd 服务..."
  if systemctl is-active sshd >/dev/null 2>&1; then
    systemctl reload sshd
  elif systemctl is-active ssh >/dev/null 2>&1; then
    systemctl reload ssh
  else
    echo "⚠️ 无法识别 ssh 服务名，请手动重启 sshd"
    return 1
  fi

  echo "✅ TCP 转发已启用并应用。"
}

#!/bin/bash

ensure_inotify_watches_limit() {
    local current_val
    current_val=$(cat /proc/sys/fs/inotify/max_user_watches)

    echo "🔍 当前 max_user_watches 值为: $current_val"

    if [ "$current_val" -lt 10000 ]; then
        echo "⚠️  当前值小于 10000，准备修改为 524288..."

        # 检查是否已存在该配置
        if grep -q '^fs.inotify.max_user_watches=' /etc/sysctl.conf; then
            echo "🛠️  已有配置，正在更新 fs.inotify.max_user_watches..."
            sudo sed -i 's/^fs\.inotify\.max_user_watches=.*/fs.inotify.max_user_watches=524288/' /etc/sysctl.conf
        else
            echo "➕  追加配置到 /etc/sysctl.conf..."
            echo 'fs.inotify.max_user_watches=524288' | sudo tee -a /etc/sysctl.conf
        fi

        echo "🔄 正在使配置立即生效..."
        sudo sysctl -p

        echo "✅ 设置完成！"
    else
        echo "👌 当前值大于或等于 10000，无需修改。"
    fi
}

check_and_enable_ssh_tcp_forwarding
ensure_inotify_watches_limit

echo "done."
exit 0