422 lines
13 KiB
Bash
Executable File
422 lines
13 KiB
Bash
Executable File
#!/bin/bash
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# Gitea SSH密钥设置脚本 (交互式版本)
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# 用途: 获取/生成SSH密钥并添加到Gitea
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# 用法: ./setup_gitea_ssh_keys_interactive.sh
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set -e # 遇到错误立即退出
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# 配置信息（将通过用户输入获取）
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DEFAULT_USERNAME=""
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DEFAULT_EMAIL=""
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GITEA_TOKEN=""
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GITEA_URL="https://git.sanyitec.cc"
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SSH_PORT=222
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# 检查是否请求帮助
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if [ "$1" = "--help" ] || [ "$1" = "-h" ]; then
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echo "=== Gitea SSH密钥设置脚本 (交互式版本) ==="
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echo "用途: 检查/生成SSH密钥并添加到Gitea (交互式配置)"
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echo
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echo "用法:"
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echo " $0 # 交互式配置"
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echo
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echo "功能:"
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echo " 1. 交互式输入Git用户信息和Gitea Token"
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echo " 2. 检查现有SSH密钥或生成新密钥"
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echo " 3. 自动添加公钥到Gitea"
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echo " 4. 配置Git用户信息"
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echo " 5. 配置SSH连接设置（端口222）"
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echo " 6. 测试Gitea SSH连接"
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echo
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exit 0
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fi
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echo "=== Gitea SSH密钥设置脚本 (交互式版本) ==="
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echo "将通过交互式配置检查现有SSH密钥或生成新密钥并添加到Gitea"
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# 使用当前用户
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SSH_USERNAME="${SSH_USERNAME:-$(whoami)}"
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SSH_HOST="localhost"
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echo "当前用户: $SSH_USERNAME"
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# 获取用户输入配置
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get_user_configuration() {
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echo "=== 配置信息输入 ==="
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echo "请输入以下配置信息："
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echo
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# 获取Git用户名
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while true; do
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read -p "请输入Git用户名: " DEFAULT_USERNAME
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if [ -n "$DEFAULT_USERNAME" ]; then
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break
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else
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echo "❌ 用户名不能为空，请重新输入"
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fi
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done
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# 获取Git邮箱
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while true; do
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read -p "请输入Git邮箱地址: " DEFAULT_EMAIL
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if [[ "$DEFAULT_EMAIL" =~ ^[^@]+@[^@]+\.[^@]+$ ]]; then
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break
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else
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echo "❌ 请输入有效的邮箱地址"
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fi
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done
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# 获取Gitea Token
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while true; do
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read -s -p "请输入Gitea访问Token: " GITEA_TOKEN
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echo # 换行
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if [ -n "$GITEA_TOKEN" ]; then
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break
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else
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echo "❌ Token不能为空，请重新输入"
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fi
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done
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echo
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echo "✓ 配置信息输入完成"
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echo "用户名: $DEFAULT_USERNAME"
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echo "邮箱: $DEFAULT_EMAIL"
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echo "Token: $(echo "$GITEA_TOKEN" | sed 's/./*/g')"
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echo
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}
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# 检查必要工具
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check_dependencies() {
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echo "正在检查依赖工具..."
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local missing_tools=()
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if ! command -v git &> /dev/null; then
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missing_tools+=("git")
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fi
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if ! command -v curl &> /dev/null; then
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missing_tools+=("curl")
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fi
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if ! command -v jq &> /dev/null; then
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missing_tools+=("jq")
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fi
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if [ ${#missing_tools[@]} -gt 0 ]; then
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echo "正在安装缺失的工具: ${missing_tools[*]}"
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# 检查网络连接
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if ! ping -c 1 8.8.8.8 &>/dev/null; then
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echo "❌ 网络连接失败，无法安装依赖工具"
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echo "请手动安装以下工具: ${missing_tools[*]}"
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echo "命令: sudo apt update && sudo apt install -y ${missing_tools[*]}"
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exit 1
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fi
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sudo apt update -qq
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for tool in "${missing_tools[@]}"; do
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sudo apt install -y "$tool"
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done
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echo "✓ 依赖工具安装完成"
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else
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echo "✓ 所有依赖工具已安装"
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fi
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}
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# 检查或生成SSH密钥
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check_or_generate_ssh_key() {
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echo "正在检查本地SSH密钥..."
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# 检查是否已存在SSH密钥
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if [ -f ~/.ssh/id_rsa.pub ]; then
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echo "✓ 本地已存在SSH密钥"
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return 0
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fi
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echo "正在生成SSH密钥..."
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# 生成SSH密钥
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mkdir -p ~/.ssh && chmod 700 ~/.ssh
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ssh-keygen -t rsa -b 4096 -C "$DEFAULT_EMAIL" -f ~/.ssh/id_rsa -N ''
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if [ $? -eq 0 ]; then
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echo "✓ SSH密钥生成成功"
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else
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echo "❌ SSH密钥生成失败"
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exit 1
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fi
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}
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# 获取公钥
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get_public_key() {
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echo "正在获取本地公钥..."
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if [ -f ~/.ssh/id_rsa.pub ]; then
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PUBLIC_KEY=$(cat ~/.ssh/id_rsa.pub)
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echo "✓ 公钥获取成功"
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echo "公钥内容: ${PUBLIC_KEY:0:50}..."
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return 0
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else
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echo "❌ 本地公钥文件不存在"
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exit 1
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fi
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}
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# 验证Gitea Token
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verify_gitea_token() {
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echo "正在验证Gitea Token..."
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local response=$(curl -s -k -w "%{http_code}" \
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-H "Authorization: token $GITEA_TOKEN" \
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-H "Accept: application/json" \
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"$GITEA_URL/api/v1/user")
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local http_code="${response: -3}"
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local response_body="${response%???}"
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if [ "$http_code" = "200" ]; then
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local username=$(echo "$response_body" | jq -r '.login // empty')
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echo "✓ Gitea Token验证成功，用户: $username"
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return 0
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else
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echo "❌ Gitea Token验证失败 (HTTP $http_code)"
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echo "响应: $response_body"
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echo "请检查Gitea Token是否正确且具有足够权限"
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exit 1
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fi
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}
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# 检查SSH密钥是否已存在于Gitea
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check_key_exists_on_gitea() {
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echo "正在检查SSH密钥是否已存在于Gitea..."
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# 获取当前公钥的指纹部分（去掉ssh-rsa前缀和邮箱后缀）
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local current_key_content=$(echo "$PUBLIC_KEY" | awk '{print $2}')
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echo "当前本地密钥指纹: ${current_key_content:0:50}..."
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# 获取Gitea上的所有密钥
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local gitea_keys=$(curl -s -k \
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-H "Authorization: token $GITEA_TOKEN" \
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-H "Accept: application/json" \
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"$GITEA_URL/api/v1/user/keys")
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# 显示Gitea上现有的密钥
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echo "Gitea上现有的密钥:"
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echo "$gitea_keys" | jq -r '.[] | " - \(.title): \(.key[0:50])..."'
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# 检查是否有匹配的密钥
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if echo "$gitea_keys" | jq -r '.[].key' | grep -q "$current_key_content"; then
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echo "✓ SSH密钥已存在于Gitea账户中"
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local existing_title=$(echo "$gitea_keys" | jq -r '.[] | select(.key | contains("'$current_key_content'")) | .title')
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echo "现有密钥标题: $existing_title"
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return 0
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else
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echo "⚠ 当前SSH密钥不存在于Gitea账户中，需要添加"
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return 1
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fi
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}
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# 添加SSH密钥到Gitea
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add_key_to_gitea() {
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# 先检查密钥是否已存在
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if check_key_exists_on_gitea; then
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echo "✓ 跳过添加，使用现有密钥"
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return 0
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fi
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echo "正在添加SSH密钥到Gitea..."
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# 生成密钥标题（包含服务器信息和时间戳）
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local key_title="$SSH_USERNAME@$SSH_HOST-$(date +%Y%m%d_%H%M%S)"
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# 构建JSON数据
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local json_data=$(jq -n \
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--arg title "$key_title" \
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--arg key "$PUBLIC_KEY" \
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'{title: $title, key: $key}')
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# 发送请求到Gitea API
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local response=$(curl -s -k -w "%{http_code}" \
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-H "Authorization: token $GITEA_TOKEN" \
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-H "Accept: application/json" \
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-H "Content-Type: application/json" \
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-d "$json_data" \
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"$GITEA_URL/api/v1/user/keys")
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# 提取HTTP状态码
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local http_code="${response: -3}"
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local response_body="${response%???}"
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if [ "$http_code" = "201" ]; then
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echo "✓ SSH密钥已成功添加到Gitea"
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echo "密钥标题: $key_title"
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# 解析响应获取密钥ID
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local key_id=$(echo "$response_body" | jq -r '.id // empty')
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if [ -n "$key_id" ]; then
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echo "密钥ID: $key_id"
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fi
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elif [ "$http_code" = "422" ]; then
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# 检查是否是密钥已存在的错误
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local error_message=$(echo "$response_body" | jq -r '.message // empty')
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local errors=$(echo "$response_body" | jq -r '.errors[]?.message // empty' 2>/dev/null | tr '\n' '; ')
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echo "❌ Gitea API验证失败 (HTTP 422)"
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echo "错误信息: $error_message"
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if [ -n "$errors" ]; then
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echo "详细错误: $errors"
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fi
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echo "完整响应: $response_body"
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# 检查各种可能的错误情况
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if echo "$error_message" | grep -qi "key is already in use\|already exists"; then
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echo "⚠ 这个SSH密钥已经存在于Gitea账户中"
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echo "✓ 可以继续使用现有密钥"
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return 0 # 返回成功，因为密钥已存在
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elif echo "$response_body" | grep -qi "key is already in use\|already exists"; then
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echo "⚠ 这个SSH密钥已经存在于Gitea账户中"
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echo "✓ 可以继续使用现有密钥"
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return 0 # 返回成功，因为密钥已存在
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else
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echo "可能的原因:"
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echo "1. SSH密钥格式不正确"
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echo "2. Gitea Token权限不足"
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echo "3. 密钥已被其他账户使用"
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echo "4. 网络连接问题"
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exit 1
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fi
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else
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echo "❌ 添加SSH密钥失败 (HTTP $http_code)"
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echo "响应: $response_body"
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exit 1
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fi
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}
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# 配置Git用户信息
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configure_git() {
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echo "正在配置Git用户信息..."
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git config --global user.name "$DEFAULT_USERNAME"
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git config --global user.email "$DEFAULT_EMAIL"
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echo "✓ Git用户信息配置完成"
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echo "用户名: $(git config --global user.name)"
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echo "邮箱: $(git config --global user.email)"
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}
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# 配置Gitea SSH
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configure_gitea_ssh() {
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echo "正在配置Gitea SSH..."
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# 创建SSH配置文件
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mkdir -p ~/.ssh
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# 从Gitea URL中提取主机名
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local gitea_host=$(echo "$GITEA_URL" | sed 's|https\?://||' | sed 's|/.*||')
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# 检查是否已有Gitea配置
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if ! grep -q "Host $gitea_host" ~/.ssh/config 2>/dev/null; then
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echo "" >> ~/.ssh/config
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echo "# Gitea SSH configuration" >> ~/.ssh/config
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echo "Host $gitea_host" >> ~/.ssh/config
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echo " Hostname $gitea_host" >> ~/.ssh/config
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echo " Port $SSH_PORT" >> ~/.ssh/config
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echo " User git" >> ~/.ssh/config
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echo " IdentityFile ~/.ssh/id_rsa" >> ~/.ssh/config
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chmod 600 ~/.ssh/config
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echo "✓ 已配置Gitea SSH (端口: $SSH_PORT)"
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else
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echo "✓ Gitea SSH配置已存在"
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fi
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}
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# 测试Gitea SSH连接
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test_gitea_connection() {
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echo "正在测试Gitea SSH连接..."
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# 从Gitea URL中提取主机名
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local gitea_host=$(echo "$GITEA_URL" | sed 's|https\?://||' | sed 's|/.*||')
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echo "尝试连接到 $gitea_host:$SSH_PORT..."
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local test_result=$(ssh -T -o StrictHostKeyChecking=no -o ConnectTimeout=10 git@$gitea_host 2>&1 || true)
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echo "SSH测试输出: $test_result"
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if echo "$test_result" | grep -q "Hi there\|successfully authenticated\|Welcome"; then
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echo "✓ Gitea SSH连接测试成功"
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echo "现在可以通过SSH访问Gitea仓库"
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return 0
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elif echo "$test_result" | grep -q "Hi $DEFAULT_USERNAME"; then
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echo "✓ Gitea SSH连接测试成功"
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echo "现在可以通过SSH访问Gitea仓库"
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return 0
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else
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echo "⚠ Gitea SSH连接测试未完全成功"
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echo "测试结果: $test_result"
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# 检查是否是网络连接问题
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if echo "$test_result" | grep -q "Connection closed by remote host\|Connection refused\|Network is unreachable\|kex_exchange_identification"; then
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echo "这可能是网络连接问题，但SSH密钥已成功添加到Gitea"
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echo "建议稍后手动测试: ssh -T git@$gitea_host"
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return 0 # 不视为失败，因为密钥已添加成功
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else
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echo "可能的原因:"
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echo "1. SSH密钥未正确添加到Gitea"
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echo "2. 网络连接问题"
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echo "3. SSH配置问题"
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echo "4. Gitea服务暂时不可用"
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echo "建议稍后手动测试: ssh -T git@$gitea_host"
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return 0 # 改为返回成功，因为主要任务（添加密钥）已完成
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fi
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fi
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}
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# 主执行流程
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main() {
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echo "开始Gitea SSH密钥设置过程..."
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echo
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# 获取用户配置
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get_user_configuration
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# 执行各个步骤
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check_dependencies
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echo
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check_or_generate_ssh_key
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echo
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get_public_key
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echo
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verify_gitea_token
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echo
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add_key_to_gitea
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echo
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configure_git
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echo
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configure_gitea_ssh
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echo
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test_gitea_connection
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echo
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echo "=== 设置完成 ==="
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echo "✓ Git已安装并配置完成"
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echo "✓ Git用户信息已设置: $DEFAULT_USERNAME <$DEFAULT_EMAIL>"
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echo "✓ SSH密钥已添加到Gitea"
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echo "✓ 用户 $SSH_USERNAME 现在可以通过SSH访问Gitea仓库"
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echo
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echo "测试命令:"
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echo " git clone git@$(echo "$GITEA_URL" | sed 's|https\?://||' | sed 's|/.*||'):username/repository.git"
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echo " ssh -T git@$(echo "$GITEA_URL" | sed 's|https\?://||' | sed 's|/.*||')"
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echo " git config --list # 查看git配置"
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}
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# 执行主函数
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main
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