fix: expand all UUID fields from varchar(32) to varchar(36) [P0] #204

Merged
xiaoxia merged 2 commits from fix/ingest-job-library-id-length into develop 2026-07-10 08:02:29 +08:00
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P0 Hotfix: StringDataRightTruncation on upload/direct/complete

问题

ingest_jobs.library_id 字段为 varchar(32),但标准 UUID(带横杠)是 36 字符,导致小程序上传时 StringDataRightTruncation 错误,上传功能完全不可用。

修复范围

全库扫描,所有 String(32) UUID 字段统一扩到 String(36)

字段
projects id, owner_user_id
edit_templates id
edit_plans id, template_id, source_edit_plan_id, project_id, created_by_user_id
template_clip_configs id, template_id
edit_plan_clips id, plan_id, template_clip_config_id, asset_id
ingest_jobs id, project_id, library_id, result_asset_id
classification_jobs id, project_id, asset_id
generation_tasks id, project_id, strategy_id, asset_library_id, voice_library_id, created_by_user_id, source_edit_plan_id, batch_id
generated_videos id, project_id, generation_task_id, duplicate_of
jobs id, project_id, source_id, created_by_user_id

变更

  • models.py: 10 张表所有 String(32)String(36)
  • alembic/versions/036_expand_uuid_fields_to_36.py: 迁移脚本
  • tests/unit/test_uuid_field_length.py: 43 个单元测试

测试

  • 43 个新测试全部通过
  • 全量 1197 个单元测试无回归
## P0 Hotfix: StringDataRightTruncation on upload/direct/complete ### 问题 `ingest_jobs.library_id` 字段为 `varchar(32)`,但标准 UUID(带横杠)是 36 字符,导致小程序上传时 `StringDataRightTruncation` 错误,上传功能完全不可用。 ### 修复范围 全库扫描,所有 `String(32)` UUID 字段统一扩到 `String(36)`: | 表 | 字段 | |---|---| | projects | id, owner_user_id | | edit_templates | id | | edit_plans | id, template_id, source_edit_plan_id, project_id, created_by_user_id | | template_clip_configs | id, template_id | | edit_plan_clips | id, plan_id, template_clip_config_id, asset_id | | **ingest_jobs** | **id, project_id, library_id, result_asset_id** | | classification_jobs | id, project_id, asset_id | | generation_tasks | id, project_id, strategy_id, asset_library_id, voice_library_id, created_by_user_id, source_edit_plan_id, batch_id | | generated_videos | id, project_id, generation_task_id, duplicate_of | | jobs | id, project_id, source_id, created_by_user_id | ### 变更 - `models.py`: 10 张表所有 `String(32)` → `String(36)` - `alembic/versions/036_expand_uuid_fields_to_36.py`: 迁移脚本 - `tests/unit/test_uuid_field_length.py`: 43 个单元测试 ### 测试 - 43 个新测试全部通过 - 全量 1197 个单元测试无回归
xiaoxia added 1 commit 2026-07-10 01:23:40 +08:00
fix: expand all UUID fields from varchar(32) to varchar(36)
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abc54ace4e
P0 hotfix: ingest_jobs.library_id (and all other UUID fields across 10
tables) were varchar(32), but standard UUIDs with hyphens are 36 chars,
causing StringDataRightTruncation on insert — mini-program upload was
completely broken.

Changes:
- models.py: All String(32) UUID fields → String(36) across 10 tables
  (projects, edit_templates, edit_plans, template_clip_configs,
   edit_plan_clips, ingest_jobs, classification_jobs, generation_tasks,
   generated_videos, jobs)
- Alembic migration 036: ALTER COLUMN for all affected fields
- Unit tests: 43 tests verifying String(36) on all UUID columns and
  standard UUID construction with hyphens

Fixes: upload/direct/complete StringDataRightTruncation error
xiaoxia added 1 commit 2026-07-10 01:28:31 +08:00
chore: refresh schema-metadata-snapshot.json for UUID varchar(36) expansion
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f5f24e828c
Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
Author
Owner

审查结论:通过,可合并

PR #204 UUID 字段长度修复 — 代码审计报告

严重等级 数量
P0 阻塞 0
P1 高危 0
P2 中危 0
P3 优化 3

核心修复验证通过

1. Alembic 迁移脚本正确

  • 迁移版本:036_expand_uuid_36,down_revision 正确指向 035_editing_mode
  • upgrade / downgrade 双向完整,downgrade 按倒序执行
  • 表名、字段名与 models.py 完全一致,无拼写错误
  • 使用 op.alter_column() 标准语法,兼容 PostgreSQL

2. 全库扫描彻底,无遗漏
共覆盖 10 张表、42 个字段,全部从 varchar(32) 扩到 varchar(36)

表名 字段数 字段
projects 2 id, owner_user_id
edit_templates 1 id
edit_plans 5 id, template_id, source_edit_plan_id, project_id, created_by_user_id
template_clip_configs 2 id, template_id
edit_plan_clips 4 id, plan_id, template_clip_config_id, asset_id
ingest_jobs 4 id, project_id, library_id, result_asset_id
classification_jobs 3 id, project_id, asset_id
generation_tasks 8 id, project_id, strategy_id, asset_library_id, voice_library_id, created_by_user_id, source_edit_plan_id, batch_id
generated_videos 4 id, project_id, generation_task_id, duplicate_of
jobs 4 id, project_id, source_id, created_by_user_id

已验证:usersassetsasset_librariestitle_librariesvoice_librariesvoice_clone_profiles 等表本来就是 varchar(36),无需迁移,不属于遗漏。

3. 性能风险评估:低

  • PostgreSQL 中 ALTER COLUMN TYPE varchar(36)varchar(32) 扩容,仅修改系统表元数据(atttypmod),不需要重写表
  • 操作几乎瞬时完成(毫秒级),大表也不会锁表很久
  • 注意:仍需短暂 ACCESS EXCLUSIVE 锁,建议低峰期执行

4. 单元测试覆盖充分

  • 43 个测试全部通过(本地验证 + CI 全绿)
  • 覆盖所有 10 张表的所有 UUID 字段长度校验
  • 包含 P0 回归测试:test_ingest_job_library_id_accepts_standard_uuid 专门验证 36 字符标准 UUID
  • 包含模型构造测试:验证带横杠 UUID 可正常构造 ORM 对象

5. Schema 快照同步更新

  • docs/schema-metadata-snapshot.json 已同步刷新,所有 VARCHAR(32) → VARCHAR(36)
  • 快照与迁移脚本、模型定义三者一致

💡 P3 优化建议(不阻塞合并)

P3-1:迁移脚本建议显式指定 existing_nullable

  • 文件alembic/versions/036_expand_uuid_fields_to_36.py
  • 位置:第 43-50 行(upgrade)和第 58-65 行(downgrade)
  • 问题existing_nullable=None 让 Alembic 自动检测 nullable 属性,虽然 PostgreSQL 场景下没问题,但显式指定更安全可靠,避免不同数据库行为差异
  • 建议:从模型定义中提取每列的 nullable 属性,显式传入 existing_nullable=True/False

P3-2:建议低峰期执行迁移并提前验证

  • 场景:生产环境执行迁移时
  • 问题:虽然 varchar 扩容很快,但 ALTER TABLE 仍需短暂排他锁,高并发时可能造成连接堆积
  • 建议
    1. 先在 staging 环境验证迁移耗时
    2. 生产环境在业务低峰期执行
    3. 迁移前确认无长事务持有该表锁

P3-3:紧急修复分支建议从 develop 独立检出

  • 观察:PR #204 分支基于 feature/unified-rendering-and-pipeline(PR #202)开发,包含了 PR #201#202 的全部功能代码
  • 说明:PR #201/#202 均已通过审查,合到 develop 没问题,不影响本次修复质量
  • 建议:未来生产紧急修复建议直接从 develop/main 检出独立分支,避免功能代码与修复代码耦合,降低回滚复杂度

🔍 已验证项

  • 迁移脚本表名、字段名全部正确,无拼写错误
  • 所有 varchar(32) UUID 字段均已覆盖,无遗漏
  • upgrade / downgrade 双向逻辑正确
  • ORM 模型定义与迁移一致(String(32) → String(36))
  • 43 个单元测试全通过
  • schema 快照同步更新
  • 无 SQL 注入风险(DDL 语句,参数为表名列名)
  • CI 全量测试通过无回归

结论:通过,可合并。 生产紧急修复质量达标,P0 问题彻底解决,3 个 P3 为最佳实践建议,不影响上线。

✅ **审查结论:通过,可合并** **PR #204 UUID 字段长度修复 — 代码审计报告** | 严重等级 | 数量 | |---------|------| | P0 阻塞 | 0 | | P1 高危 | 0 | | P2 中危 | 0 | | P3 优化 | 3 | --- ## ✅ 核心修复验证通过 **1. Alembic 迁移脚本正确** - 迁移版本:`036_expand_uuid_36`,down_revision 正确指向 `035_editing_mode` - upgrade / downgrade 双向完整,downgrade 按倒序执行 - 表名、字段名与 `models.py` 完全一致,无拼写错误 - 使用 `op.alter_column()` 标准语法,兼容 PostgreSQL **2. 全库扫描彻底,无遗漏** 共覆盖 **10 张表、42 个字段**,全部从 `varchar(32)` 扩到 `varchar(36)`: | 表名 | 字段数 | 字段 | |------|--------|------| | projects | 2 | id, owner_user_id | | edit_templates | 1 | id | | edit_plans | 5 | id, template_id, source_edit_plan_id, project_id, created_by_user_id | | template_clip_configs | 2 | id, template_id | | edit_plan_clips | 4 | id, plan_id, template_clip_config_id, asset_id | | ingest_jobs | 4 | id, project_id, library_id, result_asset_id | | classification_jobs | 3 | id, project_id, asset_id | | generation_tasks | 8 | id, project_id, strategy_id, asset_library_id, voice_library_id, created_by_user_id, source_edit_plan_id, batch_id | | generated_videos | 4 | id, project_id, generation_task_id, duplicate_of | | jobs | 4 | id, project_id, source_id, created_by_user_id | 已验证:`users`、`assets`、`asset_libraries`、`title_libraries`、`voice_libraries`、`voice_clone_profiles` 等表本来就是 `varchar(36)`,无需迁移,不属于遗漏。 **3. 性能风险评估:低** - PostgreSQL 中 `ALTER COLUMN TYPE varchar(36)` 从 `varchar(32)` 扩容,仅修改系统表元数据(atttypmod),**不需要重写表** - 操作几乎瞬时完成(毫秒级),大表也不会锁表很久 - 注意:仍需短暂 ACCESS EXCLUSIVE 锁,建议低峰期执行 **4. 单元测试覆盖充分** - 43 个测试全部通过(本地验证 + CI 全绿) - 覆盖所有 10 张表的所有 UUID 字段长度校验 - 包含 P0 回归测试:`test_ingest_job_library_id_accepts_standard_uuid` 专门验证 36 字符标准 UUID - 包含模型构造测试:验证带横杠 UUID 可正常构造 ORM 对象 **5. Schema 快照同步更新** - `docs/schema-metadata-snapshot.json` 已同步刷新,所有 VARCHAR(32) → VARCHAR(36) - 快照与迁移脚本、模型定义三者一致 --- ## 💡 P3 优化建议(不阻塞合并) ### P3-1:迁移脚本建议显式指定 existing_nullable - **文件**:`alembic/versions/036_expand_uuid_fields_to_36.py` - **位置**:第 43-50 行(upgrade)和第 58-65 行(downgrade) - **问题**:`existing_nullable=None` 让 Alembic 自动检测 nullable 属性,虽然 PostgreSQL 场景下没问题,但显式指定更安全可靠,避免不同数据库行为差异 - **建议**:从模型定义中提取每列的 nullable 属性,显式传入 `existing_nullable=True/False` ### P3-2:建议低峰期执行迁移并提前验证 - **场景**:生产环境执行迁移时 - **问题**:虽然 varchar 扩容很快,但 ALTER TABLE 仍需短暂排他锁,高并发时可能造成连接堆积 - **建议**: 1. 先在 staging 环境验证迁移耗时 2. 生产环境在业务低峰期执行 3. 迁移前确认无长事务持有该表锁 ### P3-3:紧急修复分支建议从 develop 独立检出 - **观察**:PR #204 分支基于 `feature/unified-rendering-and-pipeline`(PR #202)开发,包含了 PR #201 和 #202 的全部功能代码 - **说明**:PR #201/#202 均已通过审查,合到 develop 没问题,不影响本次修复质量 - **建议**:未来生产紧急修复建议直接从 develop/main 检出独立分支,避免功能代码与修复代码耦合,降低回滚复杂度 --- ## 🔍 已验证项 - ✅ 迁移脚本表名、字段名全部正确,无拼写错误 - ✅ 所有 `varchar(32)` UUID 字段均已覆盖,无遗漏 - ✅ upgrade / downgrade 双向逻辑正确 - ✅ ORM 模型定义与迁移一致(String(32) → String(36)) - ✅ 43 个单元测试全通过 - ✅ schema 快照同步更新 - ✅ 无 SQL 注入风险(DDL 语句,参数为表名列名) - ✅ CI 全量测试通过无回归 --- **结论:通过,可合并。** 生产紧急修复质量达标,P0 问题彻底解决,3 个 P3 为最佳实践建议,不影响上线。
xiaoxia merged commit 31c833745f into develop 2026-07-10 08:02:29 +08:00
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