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Joywayer
2026-04-07 01:49:16 +08:00
parent 5b0b7998ec
commit 3b01ca8ed3
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#!/usr/bin/env bash
set -euo pipefail
# ============================================
# Gitea 迁移脚本（旧服务器 → 新服务器）
# 用法：
# bash migrate.sh export # 旧服务器：导出迁移包
# bash migrate.sh import <迁移包路径> # 新服务器：导入迁移包
# bash migrate.sh verify # 迁移后：验证完整性
#
# 迁移流程：
# 旧服务器 → export → scp 传输 → 新服务器 → import → verify
# ============================================
SCRIPT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
cd "$SCRIPT_DIR"
RED='\033[0;31m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
CYAN='\033[0;36m'
NC='\033[0m'
log() { echo -e "${GREEN}[INFO]${NC} $*"; }
warn() { echo -e "${YELLOW}[WARN]${NC} $*"; }
error() { echo -e "${RED}[ERROR]${NC} $*" >&2; }
step() { echo -e "\n${CYAN}========== $* ==========${NC}"; }
confirm() {
echo -en "${YELLOW}[确认]${NC} $* [y/N]: "
read -r reply
[[ "$reply" =~ ^[Yy]$ ]]
}
# ===== 前置检查 =====
preflight() {
if [ "$(id -u)" -ne 0 ]; then
error "请使用 root 用户运行: sudo bash migrate.sh"
exit 1
fi
}
load_env() {
if [ ! -f .env ]; then
error ".env 文件不存在"
exit 1
fi
set -a
source .env
set +a
}
# =============================================================
# 导出模式 — 在旧服务器执行
# =============================================================
do_export() {
step "迁移导出 — 旧服务器"
load_env
GITEA_DATA_DIR="${GITEA_DATA_DIR:-/var/lib/gitea}"
MYSQL_DATA_DIR="${MYSQL_DATA_DIR:-/var/lib/mysql/gitea}"
BACKUP_DIR="${BACKUP_DIR:-/var/backups/gitea}"
DATE=$(date +%Y%m%d_%H%M%S)
EXPORT_DIR="${BACKUP_DIR}/migrate_${DATE}"
EXPORT_ARCHIVE="${BACKUP_DIR}/gitea_migrate_${DATE}.tar.gz"
mkdir -p "$EXPORT_DIR"
# --- 1. 显示当前状态 ---
step "1/6 当前环境信息"
log "域名: ${GITEA_DOMAIN:-未设置}"
log "数据目录: ${GITEA_DATA_DIR}"
log "MySQL 数据: ${MYSQL_DATA_DIR}"
if docker compose ps --status running 2>/dev/null | grep -q gitea; then
GITEA_VER=$(curl -sf http://127.0.0.1:3000/api/v1/version 2>/dev/null | grep -oP '"version"\s*:\s*"\K[^"]+' || echo "未知")
log "Gitea 版本: ${GITEA_VER}"
fi
MYSQL_VER=$(docker compose exec -T db mysql --version 2>/dev/null | grep -oP 'Distrib \K[0-9.]+' || echo "未知")
log "MySQL 版本: ${MYSQL_VER}"
echo ""
warn "导出过程中 Gitea 将停止服务，以保证数据一致性。"
if ! confirm "是否继续？"; then
log "已取消"
rm -rf "$EXPORT_DIR"
exit 0
fi
# --- 2. 停止 Gitea，保留 MySQL 用于导出 ---
step "2/6 停止 Gitea 容器"
docker compose stop server 2>/dev/null || true
log "Gitea 已停止"
# --- 3. 导出 MySQL 数据库 ---
step "3/6 导出 MySQL 数据库"
log "使用 mysqldump 导出（比 gitea dump 的 XORM 更可靠）..."
docker compose exec -T db mysqldump \
-u root -p"${DB_ROOT_PASSWORD}" \
--single-transaction \
--routines \
--triggers \
--databases gitea \
> "${EXPORT_DIR}/gitea-db.sql"
DB_SIZE=$(du -h "${EXPORT_DIR}/gitea-db.sql" | cut -f1)
log "数据库导出完成: gitea-db.sql (${DB_SIZE})"
# --- 4. 停止所有容器 ---
step "4/6 停止全部容器"
docker compose down
log "全部容器已停止"
# --- 5. 打包 Gitea 数据 ---
step "5/6 打包 Gitea 数据目录"
if [ -d "$GITEA_DATA_DIR" ]; then
log "正在打包 ${GITEA_DATA_DIR} ..."
tar czf "${EXPORT_DIR}/gitea-data.tar.gz" \
-C "$(dirname "$GITEA_DATA_DIR")" \
"$(basename "$GITEA_DATA_DIR")"
DATA_SIZE=$(du -h "${EXPORT_DIR}/gitea-data.tar.gz" | cut -f1)
log "数据打包完成: gitea-data.tar.gz (${DATA_SIZE})"
else
warn "数据目录 ${GITEA_DATA_DIR} 不存在，跳过"
fi
# --- 5b. 打包部署配置 ---
log "正在打包部署配置..."
tar czf "${EXPORT_DIR}/gitea-config.tar.gz" \
-C "$SCRIPT_DIR" \
--exclude='.git' \
--exclude='data' \
--exclude='backups' \
.env docker-compose.yml .env.example \
$([ -d nginx ] && echo "nginx/") \
$([ -f backup.sh ] && echo "backup.sh") \
$([ -f deploy.sh ] && echo "deploy.sh") \
$([ -f upgrade.sh ] && echo "upgrade.sh") \
$([ -f migrate.sh ] && echo "migrate.sh") \
$([ -f .gitignore ] && echo ".gitignore") \
$([ -f README.md ] && echo "README.md") \
2>/dev/null || true
log "配置打包完成: gitea-config.tar.gz"
# --- 5c. 记录元信息 ---
cat > "${EXPORT_DIR}/migrate-meta.txt" <<EOF
# Gitea 迁移元信息
export_date=${DATE}
gitea_version=${GITEA_VER:-unknown}
mysql_version=${MYSQL_VER:-unknown}
gitea_domain=${GITEA_DOMAIN:-}
gitea_data_dir=${GITEA_DATA_DIR}
mysql_data_dir=${MYSQL_DATA_DIR}
source_hostname=$(hostname)
EOF
# --- 6. 生成最终迁移包 ---
step "6/6 生成迁移包"
tar czf "$EXPORT_ARCHIVE" -C "$BACKUP_DIR" "migrate_${DATE}"
TOTAL_SIZE=$(du -h "$EXPORT_ARCHIVE" | cut -f1)
# 清理临时目录
rm -rf "$EXPORT_DIR"
# 重启服务（旧服务器可继续运行）
echo ""
if confirm "导出完成。是否重启旧服务器的 Gitea？"; then
docker compose up -d
log "服务已重启"
fi
echo ""
log "===== 导出完成 ====="
log "迁移包: ${EXPORT_ARCHIVE} (${TOTAL_SIZE})"
echo ""
log "下一步：将迁移包传输到新服务器并执行导入"
echo -e "${CYAN} scp ${EXPORT_ARCHIVE} root@新服务器IP:/opt/gitea/${NC}"
echo -e "${CYAN} # 在新服务器上:${NC}"
echo -e "${CYAN} cd /opt/gitea${NC}"
echo -e "${CYAN} bash migrate.sh import $(basename "$EXPORT_ARCHIVE")${NC}"
}
# =============================================================
# 导入模式 — 在新服务器执行
# =============================================================
do_import() {
local archive="$1"
if [ ! -f "$archive" ]; then
error "迁移包不存在: $archive"
echo "用法: bash migrate.sh import <迁移包路径>"
exit 1
fi
step "迁移导入 — 新服务器"
# --- 1. 解压迁移包 ---
step "1/9 解压迁移包"
WORK_DIR=$(mktemp -d)
tar xzf "$archive" -C "$WORK_DIR"
MIGRATE_DIR=$(find "$WORK_DIR" -maxdepth 1 -type d -name 'migrate_*' | head -1)
if [ -z "$MIGRATE_DIR" ]; then
error "无效的迁移包格式"
rm -rf "$WORK_DIR"
exit 1
fi
# 显示元信息
if [ -f "${MIGRATE_DIR}/migrate-meta.txt" ]; then
log "迁移包信息:"
grep -v '^#' "${MIGRATE_DIR}/migrate-meta.txt" | while IFS='=' read -r key val; do
printf " %-20s %s\n" "$key:" "$val"
done
fi
# --- 2. 检查必要文件 ---
step "2/9 检查迁移包内容"
local has_db=false has_data=false has_config=false
[ -f "${MIGRATE_DIR}/gitea-db.sql" ] && has_db=true
[ -f "${MIGRATE_DIR}/gitea-data.tar.gz" ] && has_data=true
[ -f "${MIGRATE_DIR}/gitea-config.tar.gz" ] && has_config=true
log "数据库导出: $(${has_db} && echo '✓' || echo '✗')"
log "数据目录: $(${has_data} && echo '✓' || echo '✗')"
log "部署配置: $(${has_config} && echo '✓' || echo '✗')"
if ! $has_db || ! $has_data; then
error "迁移包缺少必要文件（需要 gitea-db.sql 和 gitea-data.tar.gz）"
rm -rf "$WORK_DIR"
exit 1
fi
echo ""
warn "导入将覆盖当前服务器上的 Gitea 数据。"
if ! confirm "是否继续？"; then
log "已取消"
rm -rf "$WORK_DIR"
exit 0
fi
# --- 3. 恢复配置文件 ---
step "3/9 恢复部署配置"
if $has_config; then
tar xzf "${MIGRATE_DIR}/gitea-config.tar.gz" -C "$SCRIPT_DIR"
log "配置文件已恢复到 ${SCRIPT_DIR}/"
fi
# 加载 .env
load_env
GITEA_DATA_DIR="${GITEA_DATA_DIR:-/var/lib/gitea}"
MYSQL_DATA_DIR="${MYSQL_DATA_DIR:-/var/lib/mysql/gitea}"
# --- 4. 提示修改配置 ---
step "4/9 检查配置"
echo ""
warn "如果新服务器的域名或 IP 与旧服务器不同，请先修改 .env："
echo -e " ${CYAN}vi ${SCRIPT_DIR}/.env${NC}"
echo ""
echo " 当前配置："
echo " GITEA_DOMAIN=${GITEA_DOMAIN:-未设置}"
echo " GITEA_DATA_DIR=${GITEA_DATA_DIR}"
echo " MYSQL_DATA_DIR=${MYSQL_DATA_DIR}"
echo ""
if ! confirm "配置正确，继续导入？（如需修改请选 N，改完后重新运行 import）"; then
log "已暂停。修改 .env 后重新运行:"
echo -e " ${CYAN}bash migrate.sh import ${archive}${NC}"
rm -rf "$WORK_DIR"
exit 0
fi
# --- 5. 停止现有服务 ---
step "5/9 停止现有服务"
docker compose down 2>/dev/null || true
# --- 6. 安装基础设施（如新服务器未部署过） ---
step "6/9 检查基础设施"
if ! command -v docker &>/dev/null; then
warn "Docker 未安装。请先运行 deploy.sh 安装基础设施，或手动安装 Docker。"
echo -e " ${CYAN}bash deploy.sh${NC}"
rm -rf "$WORK_DIR"
exit 1
fi
if ! docker compose version &>/dev/null; then
error "Docker Compose V2 未安装"
rm -rf "$WORK_DIR"
exit 1
fi
log "Docker 和 Compose 已就绪"
# --- 7. 恢复 Gitea 数据目录 ---
step "7/9 恢复 Gitea 数据"
mkdir -p "$(dirname "$GITEA_DATA_DIR")"
if [ -d "$GITEA_DATA_DIR" ] && [ "$(ls -A "$GITEA_DATA_DIR" 2>/dev/null)" ]; then
warn "数据目录 ${GITEA_DATA_DIR} 非空"
if confirm "是否清空后恢复？（选 N 则覆盖合并）"; then
rm -rf "${GITEA_DATA_DIR:?}/"*
fi
fi
tar xzf "${MIGRATE_DIR}/gitea-data.tar.gz" -C "$(dirname "$GITEA_DATA_DIR")"
chown -R 1000:1000 "$GITEA_DATA_DIR"
log "Gitea 数据已恢复到 ${GITEA_DATA_DIR}"
# --- 8. 恢复数据库 ---
step "8/9 恢复 MySQL 数据库"
# 确保 MySQL 数据目录存在
mkdir -p "$MYSQL_DATA_DIR"
# 启动 MySQL（清空后让其自动初始化）
log "启动 MySQL 容器..."
docker compose up -d db
# 等待 MySQL 就绪
log "等待 MySQL 就绪..."
local retries=0
while ! docker compose exec -T db mysqladmin ping -h localhost -u root -p"${DB_ROOT_PASSWORD}" --silent 2>/dev/null; do
retries=$((retries + 1))
if [ "$retries" -ge 60 ]; then
error "MySQL 启动超时（60 次重试）"
rm -rf "$WORK_DIR"
exit 1
fi
sleep 2
done
log "MySQL 已就绪"
# 导入数据库
log "正在导入数据库（这可能需要几分钟）..."
docker compose exec -T db mysql \
-u root -p"${DB_ROOT_PASSWORD}" \
--default-character-set=utf8mb4 \
< "${MIGRATE_DIR}/gitea-db.sql"
log "数据库导入完成"
# --- 9. 启动 Gitea 并执行迁移后操作 ---
step "9/9 启动 Gitea 并验证"
docker compose up -d
log "容器已启动，等待 Gitea 就绪..."
local retries=0
while ! curl -sf http://127.0.0.1:3000/api/v1/version &>/dev/null; do
retries=$((retries + 1))
if [ "$retries" -ge 60 ]; then
warn "Gitea 启动超时，请手动检查: docker compose logs server"
break
fi
sleep 2
done
if curl -sf http://127.0.0.1:3000/api/v1/version &>/dev/null; then
GITEA_VER=$(curl -sf http://127.0.0.1:3000/api/v1/version | grep -oP '"version"\s*:\s*"\K[^"]+')
log "Gitea ${GITEA_VER} 启动成功"
fi
# 重新生成 Git Hooks（迁移后必须执行）
log "重新生成 Git Hooks..."
docker compose exec -u git server \
/usr/local/bin/gitea -c /data/gitea/conf/app.ini admin regenerate hooks || \
warn "regenerate hooks 失败，请手动执行"
# 运行 doctor 检查
log "运行 doctor 诊断..."
docker compose exec -u git server \
/usr/local/bin/gitea -c /data/gitea/conf/app.ini doctor check --all --fix 2>&1 | \
tail -5 || warn "doctor check 返回异常，请检查日志"
# 清理
rm -rf "$WORK_DIR"
echo ""
log "===== 导入完成 ====="
log "Gitea 已在新服务器运行"
echo ""
warn "迁移后请检查以下事项:"
echo " 1. 访问 https://${GITEA_DOMAIN:-你的域名} 确认页面正常"
echo " 2. 如域名/IP 变更，需更新 DNS 解析"
echo " 3. 如需 HTTPS，需重新申请 SSL 证书:"
echo -e " ${CYAN}certbot certonly --webroot -w /var/www/certbot -d ${GITEA_DOMAIN:-你的域名}${NC}"
echo " 4. 测试 Git clone / push 操作"
echo " 5. 测试 SSH 克隆: git clone ssh://git@${GITEA_DOMAIN:-你的域名}:${SSH_PORT:-2222}/用户/仓库.git"
echo ""
log "运行验证命令检查完整性: bash migrate.sh verify"
}
# =============================================================
# 验证模式 — 迁移后验证完整性
# =============================================================
do_verify() {
step "迁移后验证"
load_env
GITEA_DATA_DIR="${GITEA_DATA_DIR:-/var/lib/gitea}"
local pass=0 fail=0
check() {
if eval "$2" &>/dev/null; then
echo -e " ${GREEN}✓${NC} $1"
pass=$((pass + 1))
else
echo -e " ${RED}✗${NC} $1"
fail=$((fail + 1))
fi
}
echo ""
log "检查服务状态:"
check "Gitea 容器运行中" "docker compose ps --status running | grep -q gitea"
check "MySQL 容器运行中" "docker compose ps --status running | grep -q gitea-db"
log "检查 API:"
check "Gitea API 可达" "curl -sf http://127.0.0.1:3000/api/v1/version"
if curl -sf http://127.0.0.1:3000/api/v1/version &>/dev/null; then
GITEA_VER=$(curl -sf http://127.0.0.1:3000/api/v1/version | grep -oP '"version"\s*:\s*"\K[^"]+')
log " Gitea 版本: ${GITEA_VER}"
fi
log "检查数据库:"
check "MySQL 连接正常" "docker compose exec -T db mysqladmin ping -h localhost -u root -p'${DB_ROOT_PASSWORD}' --silent"
# 检查仓库数量
REPO_COUNT=$(docker compose exec -T db mysql -u root -p"${DB_ROOT_PASSWORD}" -N -e \
"SELECT COUNT(*) FROM gitea.repository;" 2>/dev/null || echo "0")
log " 仓库数量: ${REPO_COUNT}"
USER_COUNT=$(docker compose exec -T db mysql -u root -p"${DB_ROOT_PASSWORD}" -N -e \
"SELECT COUNT(*) FROM gitea.user;" 2>/dev/null || echo "0")
log " 用户数量: ${USER_COUNT}"
log "检查数据目录:"
check "Gitea 数据目录存在" "[ -d '${GITEA_DATA_DIR}/gitea' ]"
check "仓库目录存在" "[ -d '${GITEA_DATA_DIR}/gitea/repositories' ] || [ -d '${GITEA_DATA_DIR}/git/repositories' ]"
check "app.ini 存在" "[ -f '${GITEA_DATA_DIR}/gitea/conf/app.ini' ]"
# 统计仓库目录下的裸仓库数量
if [ -d "${GITEA_DATA_DIR}/gitea/repositories" ]; then
DISK_REPOS=$(find "${GITEA_DATA_DIR}/gitea/repositories" -name "*.git" -type d -maxdepth 3 2>/dev/null | wc -l)
log " 磁盘上的仓库目录: ${DISK_REPOS}"
fi
log "检查网络:"
check "SSH 端口可监听" "docker compose port server 2222"
if command -v nginx &>/dev/null; then
check "Nginx 运行中" "systemctl is-active nginx"
check "Nginx 配置正确" "nginx -t"
else
warn " Nginx 未安装（如需 HTTPS 请运行 deploy.sh 或手动安装）"
fi
echo ""
log "===== 验证结果: ${pass} 通过, ${fail} 失败 ====="
if [ "$fail" -gt 0 ]; then
warn "存在失败项，请检查上方输出并排查问题"
echo " 查看日志: docker compose logs"
return 1
else
log "所有检查通过！迁移成功。"
fi
}
# =============================================================
# 主入口
# =============================================================
usage() {
echo "Gitea 迁移脚本"
echo ""
echo "用法:"
echo " bash migrate.sh export # 旧服务器：导出迁移包"
echo " bash migrate.sh import <迁移包路径> # 新服务器：导入迁移包"
echo " bash migrate.sh verify # 迁移后：验证完整性"
echo ""
echo "迁移流程:"
echo " 1. 旧服务器: bash migrate.sh export"
echo " 2. 传输: scp gitea_migrate_xxx.tar.gz root@新服务器:/opt/gitea/"
echo " 3. 新服务器: bash migrate.sh import gitea_migrate_xxx.tar.gz"
echo " 4. 新服务器: bash migrate.sh verify"
}
main() {
preflight
case "${1:-}" in
export)
do_export
;;
import)
if [ -z "${2:-}" ]; then
error "请指定迁移包路径"
echo "用法: bash migrate.sh import <迁移包路径>"
exit 1
fi
do_import "$2"
;;
verify)
do_verify
;;
-h|--help|help)
usage
;;
*)
usage
exit 1
;;
esac
}
main "$@"