2026-04-28 09:04:03 +08:00
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# 本地数据库导线上部署文档
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这份文档用于把当前本地 Payload/Next.js 站点完整搬到线上:代码、PostgreSQL 数据库、`media/` 图片库、`files/` 下载文件必须来自同一次导出。
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## 1. 上线前原则
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- 线上只使用迁移,不使用 schema push。
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- 线上启动不自动跑迁移,迁移必须作为单独发布步骤执行。
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- 本地导出的数据库和 `media/`、`files/` 目录必须成套,不要混用不同时间点的文件。
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- 导入线上后不要再跑 seed 脚本,seed/backfill 只应该在本地确认好,再随数据库 dump 一起带上去。
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- 如果启动或迁移时出现删除旧表、schema push、交互确认提示,先停止,不要继续确认。
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## 2. 线上环境变量
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线上 `.env` 至少需要:
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```bash
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NODE_ENV=production
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NEXT_PUBLIC_SITE_URL=https://www.eversolo.com
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PAYLOAD_SECRET=<用 openssl rand -base64 48 生成的长随机字符串>
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DATABASE_URI=postgres://<user>:<password>@<host>:5432/<database>
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PAYLOAD_DB_PUSH=false
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PAYLOAD_RUN_MIGRATIONS_ON_START=false
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```
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说明:
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- `PAYLOAD_SECRET` 不能用示例值,也不能和本地随便共用短值。
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- `PAYLOAD_DB_PUSH=false` 是为了避免 Payload 用当前 schema 直接改库。
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- `PAYLOAD_RUN_MIGRATIONS_ON_START=false` 是为了避免应用启动时弹迁移交互提示,迁移改用 `npm run payload:migrate` 手动执行。
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## 3. 本地导出前检查
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在本地项目目录执行:
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```bash
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set -a
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source .env
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set +a
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git status --short
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npm run lint
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npm run typecheck
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npm run build
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npm run payload:migrate:status
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```
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检查本地数据库里不能有 Payload dev schema push 标记:
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```bash
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psql "$DATABASE_URI" -Atc "select count(*) from payload_migrations where batch = -1;"
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```
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期望输出是:
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```text
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0
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```
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如果不是 `0`,说明这个库还带有开发期 schema push 记录。不要导出这个库去线上,先在本地对齐迁移状态后再导出。
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建议再跑一次本地 smoke:
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```bash
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npm run smoke -- http://localhost:3221
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```
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## 4. 导出本地数据库和上传目录
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在本地项目目录执行:
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```bash
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EXPORT_DIR="release-exports/$(date +%Y%m%d-%H%M%S)"
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mkdir -p "$EXPORT_DIR"
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pg_dump \
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--format=custom \
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--no-owner \
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--no-acl \
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--file="$EXPORT_DIR/eversolo.payload.dump" \
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"$DATABASE_URI"
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tar -czf "$EXPORT_DIR/eversolo.uploads.tgz" media files
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shasum -a 256 "$EXPORT_DIR/eversolo.payload.dump" "$EXPORT_DIR/eversolo.uploads.tgz" \
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> "$EXPORT_DIR/SHA256SUMS.txt"
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```
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导出目录里应该有:
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```text
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eversolo.payload.dump
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eversolo.uploads.tgz
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SHA256SUMS.txt
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```
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把整个目录传到服务器,例如:
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```bash
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rsync -av "$EXPORT_DIR/" deploy@your-server:/srv/eversolo-release/
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```
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## 5. 线上恢复数据库
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在服务器上进入发布目录,先确认校验和:
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```bash
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cd /srv/eversolo-release
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shasum -a 256 -c SHA256SUMS.txt
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```
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恢复到线上 PostgreSQL。
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如果是新空库:
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```bash
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pg_restore \
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--no-owner \
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--no-acl \
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--dbname "$DATABASE_URI" \
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eversolo.payload.dump
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```
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如果是替换已有测试库或预发布库,并且你已经确认可以清掉旧数据:
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```bash
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pg_restore \
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--clean \
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--if-exists \
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--no-owner \
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--no-acl \
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--dbname "$DATABASE_URI" \
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eversolo.payload.dump
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```
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恢复后检查迁移标记:
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```bash
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psql "$DATABASE_URI" -Atc "select count(*) from payload_migrations where batch = -1;"
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npm run payload:migrate:status
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```
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`batch = -1` 应该是 `0`,`payload:migrate:status` 应该显示迁移已应用。若代码里有比 dump 更新的迁移,再执行:
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```bash
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npm run payload:migrate
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npm run payload:migrate:status
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```
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## 6. 线上恢复媒体文件
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在服务器应用目录或持久化上传卷目录执行:
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```bash
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tar -xzf /srv/eversolo-release/eversolo.uploads.tgz -C /srv/eversolo-app/
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```
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如果线上使用单独的持久化 volume,把解压后的目录同步到 volume:
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```bash
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rsync -a --delete /srv/eversolo-app/media/ /srv/eversolo-uploads/media/
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rsync -a --delete /srv/eversolo-app/files/ /srv/eversolo-uploads/files/
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```
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确认应用运行时能从项目根目录或挂载目录访问:
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```text
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media/
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files/
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```
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数据库里 media/files 记录只保存文件名和元数据,文件本体必须在对应目录里。
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## 7. 构建和启动
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在服务器应用目录执行:
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```bash
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npm ci
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npm run typecheck
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npm run build
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npm run payload:migrate
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npm run payload:migrate:status
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npm run start
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```
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如果使用 PM2/systemd/Docker,由进程管理器执行 `npm run start`,但迁移步骤仍然要在启动前单独跑。
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健康检查:
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```bash
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curl -f "$NEXT_PUBLIC_SITE_URL/api/health"
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2026-04-28 09:16:15 +08:00
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curl -f "$NEXT_PUBLIC_SITE_URL/api/admin/captcha"
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2026-04-28 09:04:03 +08:00
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npm run smoke -- "$NEXT_PUBLIC_SITE_URL"
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```
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重点人工打开:
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```text
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/en
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/zh
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/en/products/dmp-a10
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/en/reviews
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/en/reviews?tab=reviews
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/en/support
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/en/support/tutorial
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/en/dealers
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/admin
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/admin/login
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```
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2026-04-28 09:16:15 +08:00
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后台上线后再手工确认一次:退出登录,打开 `/admin/login`,验证码错误时应该直接失败,验证码正确但密码错误时才进入账号密码校验。
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2026-04-28 09:04:03 +08:00
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## 8. 回滚
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回滚要成套回滚:
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1. 切回上一版代码。
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2. 恢复上一版数据库 dump。
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3. 恢复上一版 `media/` 和 `files/`。
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4. 重新启动并跑 smoke。
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线上不要默认执行 down migration 作为回滚方式;生产回滚优先恢复上一套数据快照。
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## 9. 禁止操作
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- 不要在线上设置 `PAYLOAD_DB_PUSH=true`。
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- 不要在线上用 `PAYLOAD_MIGRATING=true` 当常规启动方式。
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- 不要把数据库 dump 和不同时间点的 `media/`、`files/` 混用。
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- 不要导入线上后再跑 `npm run seed:import` 覆盖编辑内容。
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- 不要在生产已经跑过某个迁移后修改同名迁移文件;需要新建 forward migration。
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