refactor(observability): Phase2.2 成本归因 trace_id列+token日志写入+LLM/MCP/媒体子span [v2026.07.19.3]
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QihuAI Design committed 2026-07-19 08:51:28 +08:00
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@@ -3,11 +3,20 @@
# 版本号格式: vYYYY.MM.DD.N (年.月.日.当日递增序号,从 1 开始)
# 环境标签: prod = 正式版 | test = 测试版
VERSION=v2026.07.19.2
VERSION=v2026.07.19.3
ENV=prod
DATE=2026-07-19
BASE_IMAGE=qihu-aiflow:with-deps
BACKUP_IMAGE=qihu-aiflow:backup-20260719-002
BACKUP_IMAGE=qihu-aiflow:backup-20260719-003
## 本版本变更 (v2026.07.19.3 / prod)
- Phase2.2 成本归因:token_usage_logs 新增 trace_id 列(迁移 020_add_trace_id_token_usage_logs.sql,幂等 ALTER),打通「链路 -> 成本」归集
- _write_media_token_log(媒体图片/视频)注入 get_trace_id(),每条媒体 TokenUsageLog 现可回溯到请求链路
- LogService.log_token_usage 增加 trace_id 参数(为后续文本 LLM token 记账接通成本归因预留)
- chat_service / chat_media 在 LLM 补全、MCP 工具拉取/调用、技能执行、AGNES 媒体生成处加 span 子链路(async with span),一次请求可下钻耗时分布
- 注意:_generate_media_task 为后台 fire-and-forget,其 span 会因处于 asyncio.create_task 表达式内而非法,已移除;真实媒体耗时由 chat_media 内 media.agnes_call span 覆盖
- 纯增量埋点,不改接口返回结构与业务行为;pytest 9 passed + vitest 4 passed 门禁绿
- 部署前已按 SOP 备份 rollback 点 qihu-aiflow:backup-20260719-003
## 本版本变更 (v2026.07.19.1 / prod)
- Phase1 chat.py 巨石拆分收官:10070 行单体拆分为 chat_{utils,media,agents,skill,mcp,context,knowledge,service}.py 共 8 个子模块,controller 层 chat.py 降至 1352 行(<3000 目标达成)
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@@ -57,7 +57,7 @@ class LogService:
app_id: str = None, app_name: str = None,
conversation_id: str = None, prompt_tokens: int = 0,
completion_tokens: int = 0, total_tokens: int = 0,
cost: float = 0):
cost: float = 0, trace_id: str = None):
"""记录Token消耗日志"""
db = SessionLocal()
try:
@@ -73,6 +73,7 @@ class LogService:
completion_tokens=completion_tokens,
total_tokens=total_tokens,
cost=cost,
trace_id=trace_id,
)
db.add(log)
db.commit()
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@@ -537,6 +537,7 @@ class TokenUsageLog(Base):
app_id = Column(String(36), default=None)
app_name = Column(String(200), default=None)
conversation_id = Column(String(36), default=None)
trace_id = Column(String(64), default=None)
prompt_tokens = Column(Integer, default=0)
completion_tokens = Column(Integer, default=0)
total_tokens = Column(Integer, default=0)
@@ -0,0 +1,7 @@
-- Phase 2.2: add trace_id to token_usage_logs for cost attribution (idempotent)
SET @db = DATABASE();
SET @col_exists = (SELECT COUNT(*) FROM information_schema.columns WHERE table_schema = @db AND table_name = 'token_usage_logs' AND column_name = 'trace_id');
SET @sql = IF(@col_exists = 0, 'ALTER TABLE token_usage_logs ADD COLUMN trace_id VARCHAR(64) NULL DEFAULT NULL', 'SELECT 1');
PREPARE stmt FROM @sql;
EXECUTE stmt;
DEALLOCATE PREPARE stmt;