refactor(storage): 计费读侧收口 core/storage/usage_report.py + 首批 DB 级测试

风险点(架构审查 P0#2):UsageEvent.units JSONB 的 key 由 usage.py 写入,
读侧 cast(units[...].astext) 却散在 web/admin.py 与 web 各处硬编码——写读
跨文件隐式耦合且零测试,改 key 会静默算错计费统计。

- 新增 core/storage/usage_report.py:units 读侧唯一出口(列表达式单一事实
  源),含 task_usage_aggregates(逐 task 批量)/ usage_overview(全局+7d
  趋势)/ models_usage(按模型)/ user_usage_page(按用户分页)
- web/admin.py 三个内联聚合函数删除,改调 usage_report;web 层不再出现
  任何 JSONB cast(grep 已核)
- web/common.usage_aggregates 移除,tasks/schedules 路由改引 core 版
- tests/test_usage_report.py:6 个 DB 级测试锁口径(cost 全 kind 合计、
  token/cache_hit 仅 chat、task_id 可空的 kb_ingest 不进 task 聚合、cutoff
  过滤、用户分页含档案字段)。无 PG 自动 skip;只插/删测试专属 user 的行。
  发现并记录:ZCBOT_DB_URL 平时靠 import litellm 的隐式 dotenv 进 env,
  测试显式从 .env 抠 key 不背 8s 重依赖。

292 测试全过,测试数据零残留。

Co-Authored-By: Claude Fable 5 <noreply@anthropic.com>
This commit is contained in:
caoqianming 2026-07-23 10:33:13 +08:00
parent 546cb34d94
commit 7354578aaa
6 changed files with 386 additions and 197 deletions

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@ -0,0 +1,198 @@
"""usage_events 聚合读(报表側)—— 与写侧 usage.py 同层收口(2026-07-23)。
背景:`UsageEvent.units` JSONB key(tokens_in/tokens_out/cache_hit_tokens)
usage.py 写入,此前读侧的 `cast(units[...].astext, BigInteger)` 散在
web/admin.py web/app.py 各自硬编码 写读跨文件隐式耦合, key 极易漏改
导致计费统计静默错本模块是 units 结构**唯一的读侧出口**:web 层只调函数,
不再直接碰 JSONB cast units key ,写侧 usage.py 与本模块同文件夹同 PR
口径约定(与前端展示一致,tests/test_usage_report.py 锁行为):
- cost_cny: kind 合计(chat+image+video+vision+...)= 真实花费
- tokens_in/out + cache_hit: kind='chat'三者同源,缓存命中率
cache_hit/tokens_in 100%(绝不能拿 tasks.tokens_prompt 当分母
那列会被清空对话重置而 usage_events 不重置)
"""
from __future__ import annotations
from typing import Any, Optional
from sqlalchemy import BigInteger, and_, cast, func, select
from .models import UsageEvent, User
# ── units JSONB 读侧列表达式(单一事实源;写侧 key 见 usage.py record_chat_usage)──
_CHAT = UsageEvent.kind == "chat"
_TIN = cast(UsageEvent.units["tokens_in"].astext, BigInteger)
_TOUT = cast(UsageEvent.units["tokens_out"].astext, BigInteger)
_HIT = cast(UsageEvent.units["cache_hit_tokens"].astext, BigInteger)
def task_usage_aggregates(s: Any, tids: list) -> dict:
"""按 task_id 批量聚合:真实成本 + chat token + 缓存命中。
单查询 GROUP BY(复用列表接口 msg_counts 同款批量范式, N+1)on-the-fly 现算,
不落 tasks 对所有历史 task 即时准确,免回填
返回 {task_id: {"cost_cny": float, "tokens_in": int, "tokens_out": int,
"tokens_cache_hit": int}}
"""
if not tids:
return {}
rows = s.execute(
select(
UsageEvent.task_id,
func.coalesce(func.sum(UsageEvent.cost_cny), 0),
func.coalesce(func.sum(_TIN).filter(_CHAT), 0),
func.coalesce(func.sum(_TOUT).filter(_CHAT), 0),
func.coalesce(func.sum(_HIT).filter(_CHAT), 0),
)
.where(UsageEvent.task_id.in_(tids))
.group_by(UsageEvent.task_id)
).all()
return {
tid: {
"cost_cny": float(cost or 0),
"tokens_in": int(tin or 0),
"tokens_out": int(tout or 0),
"tokens_cache_hit": int(hit or 0),
}
for tid, cost, tin, tout, hit in rows
}
def usage_overview(s: Any, cutoff_7d) -> dict:
"""全局合计(all-time)+ 近 7d 按天趋势(admin overview 的 usage section)。
按模型 / 各用户用量是独立带筛选排序的函数(models_usage / user_usage_page),
不在此 bundle
"""
# 全局合计(all-time)
g = s.execute(
select(
func.coalesce(func.sum(UsageEvent.cost_cny), 0),
func.coalesce(func.sum(_TIN).filter(_CHAT), 0),
func.coalesce(func.sum(_TOUT).filter(_CHAT), 0),
func.coalesce(func.sum(_HIT).filter(_CHAT), 0),
func.count(),
)
).one()
total = {
"cost_cny": float(g[0] or 0),
"tokens_in": int(g[1] or 0),
"tokens_out": int(g[2] or 0),
"tokens_cache_hit": int(g[3] or 0),
"n_events": int(g[4] or 0),
}
# 近 7d 按天(date 截断;前端画成条/数字均可);按日期倒序 —— 最新一天在最上面
day = func.date(UsageEvent.created_at)
by_day = [
{
"date": str(d),
"cost_cny": float(c or 0),
"tokens_in": int(ti or 0),
"tokens_out": int(to or 0),
}
for d, c, ti, to in s.execute(
select(
day,
func.coalesce(func.sum(UsageEvent.cost_cny), 0),
func.coalesce(func.sum(_TIN).filter(_CHAT), 0),
func.coalesce(func.sum(_TOUT).filter(_CHAT), 0),
)
.where(UsageEvent.created_at >= cutoff_7d)
.group_by(day)
.order_by(day.desc())
).all()
]
return {"total": total, "by_day_7d": by_day}
def models_usage(s: Any, cutoff, sort: str) -> list:
"""按模型用量(支持时间筛选 + 排序)。sort: cost(按成本)/ tokens(按用量=输入+输出)。
cutoff=None 即全部;cost kind 合计,token chat模型集合从 usage_events 现取
("全模型"基线),故时间条件直接进 WHERE
"""
cost_sum = func.coalesce(func.sum(UsageEvent.cost_cny), 0)
tin_sum = func.coalesce(func.sum(_TIN).filter(_CHAT), 0)
tout_sum = func.coalesce(func.sum(_TOUT).filter(_CHAT), 0)
order = (tin_sum + tout_sum).desc() if sort == "tokens" else cost_sum.desc()
q = select(
UsageEvent.model_profile, cost_sum, tin_sum, tout_sum, func.count(),
)
if cutoff is not None:
q = q.where(UsageEvent.created_at >= cutoff)
q = q.group_by(UsageEvent.model_profile).order_by(order, UsageEvent.model_profile)
return [
{
"model_profile": mp,
"cost_cny": float(c or 0),
"tokens_in": int(ti or 0),
"tokens_out": int(to or 0),
"n_events": int(n or 0),
}
for mp, c, ti, to, n in s.execute(q).all()
]
def user_usage_page(
s: Any, page: int, page_size: int, cutoff, sort: str,
) -> dict:
"""分页的各用户 token 用量(时间筛选 + 排序),含零用量用户(LEFT JOIN users)。
`各用户` 取自 users 全表 LEFT JOIN usage_events,故没产生过用量的用户也出现(0);
时间筛选放 JOIN ON( WHERE),否则带 cutoff 时会把零用量用户挤掉
sort: cost(按成本)/ tokens(按用量=输入+输出);+ user_id 兜底稳定分页
cost kind 合计;token/cache_hit chat返回 {page, page_size, total_users, rows}
"""
cost_sum = func.coalesce(func.sum(UsageEvent.cost_cny), 0)
tin_sum = func.coalesce(func.sum(_TIN).filter(_CHAT), 0)
tout_sum = func.coalesce(func.sum(_TOUT).filter(_CHAT), 0)
order = (tin_sum + tout_sum).desc() if sort == "tokens" else cost_sum.desc()
join_cond = UsageEvent.user_id == User.user_id
if cutoff is not None:
join_cond = and_(join_cond, UsageEvent.created_at >= cutoff)
# 最近使用时间:取全量(不随 range 筛选变),否则 7d/30d 会把更早的真实 last-used 藏掉。
last_used_sq = (
select(func.max(UsageEvent.created_at))
.where(UsageEvent.user_id == User.user_id)
.correlate(User)
.scalar_subquery()
)
total_users = s.execute(select(func.count()).select_from(User)).scalar_one()
rows = [
{
"user_id": str(uid),
"email": email or "",
"name": name or "",
"user_name": uname or "",
"role": role or "user",
"plan": plan or "", # 模型档位(空 → default 档),admin UI 内联下拉用
"cost_cny": float(c or 0),
"tokens_in": int(ti or 0),
"tokens_out": int(to or 0),
"tokens_cache_hit": int(h or 0),
"n_events": int(n or 0),
"last_used_at": last_used.isoformat() if last_used else None,
}
for uid, email, name, uname, role, plan, c, ti, to, h, n, last_used in s.execute(
select(
User.user_id, User.email, User.name, User.user_name, User.role, User.plan,
cost_sum, tin_sum, tout_sum,
func.coalesce(func.sum(_HIT).filter(_CHAT), 0),
func.count(UsageEvent.event_id),
last_used_sq.label("last_used_at"),
)
.join(UsageEvent, join_cond, isouter=True)
.group_by(User.user_id, User.email, User.name, User.user_name, User.role, User.plan)
.order_by(order, User.user_id)
.limit(page_size)
.offset(page * page_size)
).all()
]
return {"page": page, "page_size": page_size, "total_users": total_users, "rows": rows}

178
tests/test_usage_report.py Normal file
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"""core/storage/usage_report.py 的 DB 级测试 —— 锁「计费读侧口径」。
背景:units JSONB 的写侧(usage.py)与读侧(usage_report.py)是同一契约的两半,
此前读侧散在 web 层硬编码零测试, key 会静默算错本测试用真实 PG 验证:
- cost kind 合计token/cache_hit chat
- task 维度批量聚合 / 按模型聚合 / 按用户分页聚合 三条读路径口径一致
DB(本机 PG 没起 / 未配)则整组 skip,不拖累纯单测环境
数据纪律(公测期): INSERT 自己造的 user/task/usage_events,teardown
DELETE 这些行(按测试专属 user_id 过滤),绝不触碰既有数据
"""
import os
import unittest
import uuid
from datetime import datetime, timedelta, timezone
from decimal import Decimal
def _ensure_db_url() -> None:
"""ZCBOT_DB_URL 平时靠 `import litellm` 的隐式 dotenv 加载进 env(engine.py 自己
不读 .env)测试不背 litellm 这个 8s 重依赖,显式从仓库根 .env 抠这一个 key"""
if os.environ.get("ZCBOT_DB_URL", "").strip():
return
from core.paths import ROOT
envf = ROOT / ".env"
if not envf.is_file():
return
for line in envf.read_text(encoding="utf-8").splitlines():
line = line.strip()
if line.startswith("ZCBOT_DB_URL="):
os.environ["ZCBOT_DB_URL"] = line.split("=", 1)[1].strip().strip("'\"")
return
try:
_ensure_db_url()
from core.storage import session_scope
from core.storage.models import Task, UsageEvent, User
from core.storage import usage_report
with session_scope() as _s:
_s.execute(__import__("sqlalchemy").select(1))
_DB_OK = True
except Exception:
_DB_OK = False
@unittest.skipUnless(_DB_OK, "PG 不可达(ZCBOT_DB_URL 未配或库没起),跳过 DB 级测试")
class UsageReportTests(unittest.TestCase):
"""一个测试专属 user + 两个 task,插一组已知 usage_events,验证三条读路径。"""
@classmethod
def setUpClass(cls):
cls.uid = uuid.uuid4()
cls.tid_a = uuid.uuid4()
cls.tid_b = uuid.uuid4()
with session_scope() as s:
s.add(User(user_id=cls.uid, email=f"test-usage-report-{cls.uid.hex[:8]}@invalid.local"))
s.flush() # 无 relationship 映射,FK 依赖顺序要显式 flush 保证
for tid, name in ((cls.tid_a, "ur-test-a"), (cls.tid_b, "ur-test-b")):
s.add(Task(
task_id=tid, user_id=cls.uid, name=name,
working_dir=f"workspace/users/{cls.uid}/{name}",
))
s.flush()
# task A:两笔 chat(带缓存命中)+ 一笔 image(cost-only,token 不该被计入)
s.add(UsageEvent(
user_id=cls.uid, task_id=cls.tid_a, kind="chat",
model_profile="ur-test.flash",
units={"tokens_in": 1000, "tokens_out": 200, "cache_hit_tokens": 600},
cost_cny=Decimal("0.010000"),
))
s.add(UsageEvent(
user_id=cls.uid, task_id=cls.tid_a, kind="chat",
model_profile="ur-test.pro",
units={"tokens_in": 3000, "tokens_out": 800, "cache_hit_tokens": 0},
cost_cny=Decimal("0.200000"),
))
s.add(UsageEvent(
user_id=cls.uid, task_id=cls.tid_a, kind="image",
model_profile="ur-test-seedream",
units={"images": 1, "tokens_in": 999999}, # 非 chat 的 tokens 字段必须被忽略
cost_cny=Decimal("0.300000"),
))
# task B:一笔 chat;另一笔 task_id=NULL 的 kb_ingest(0022,不得进任何 task 聚合)
s.add(UsageEvent(
user_id=cls.uid, task_id=cls.tid_b, kind="chat",
model_profile="ur-test.flash",
units={"tokens_in": 500, "tokens_out": 100, "cache_hit_tokens": 250},
cost_cny=Decimal("0.005000"),
))
s.add(UsageEvent(
user_id=cls.uid, task_id=None, kind="kb_ingest",
model_profile="ur-test.flash",
units={"kb": "测试库", "source": "x.pdf", "tokens_in": 42, "tokens_out": 7},
cost_cny=Decimal("0.001000"),
))
@classmethod
def tearDownClass(cls):
from sqlalchemy import delete
with session_scope() as s:
s.execute(delete(UsageEvent).where(UsageEvent.user_id == cls.uid))
s.execute(delete(Task).where(Task.user_id == cls.uid))
s.execute(delete(User).where(User.user_id == cls.uid))
def test_task_aggregates_cost_all_kinds_tokens_chat_only(self):
with session_scope() as s:
agg = usage_report.task_usage_aggregates(s, [self.tid_a, self.tid_b])
a = agg[self.tid_a]
# cost = chat 0.01 + 0.20 + image 0.30;token 仅 chat(image 的 999999 忽略)
self.assertAlmostEqual(a["cost_cny"], 0.51, places=6)
self.assertEqual(a["tokens_in"], 4000)
self.assertEqual(a["tokens_out"], 1000)
self.assertEqual(a["tokens_cache_hit"], 600)
b = agg[self.tid_b]
self.assertAlmostEqual(b["cost_cny"], 0.005, places=6)
self.assertEqual(b["tokens_in"], 500)
self.assertEqual(b["tokens_cache_hit"], 250)
def test_task_aggregates_empty_and_unknown(self):
with session_scope() as s:
self.assertEqual(usage_report.task_usage_aggregates(s, []), {})
# 未知 task 无行 → 不出现在结果里(调用方 .get 兜 0)
self.assertEqual(usage_report.task_usage_aggregates(s, [uuid.uuid4()]), {})
def test_models_usage_groups_and_sorts(self):
cutoff = datetime.now(timezone.utc) - timedelta(days=1)
with session_scope() as s:
rows = usage_report.models_usage(s, cutoff, sort="cost")
by_mp = {r["model_profile"]: r for r in rows}
# ur-test.flash:两笔 chat(task A 1000/200 + task B 500/100)+ 一笔 kb_ingest
#(cost 计入、tokens 因非 chat 忽略)
flash = by_mp["ur-test.flash"]
self.assertEqual(flash["tokens_in"], 1500)
self.assertEqual(flash["tokens_out"], 300)
self.assertAlmostEqual(flash["cost_cny"], 0.016, places=6)
self.assertEqual(flash["n_events"], 3)
self.assertAlmostEqual(by_mp["ur-test.pro"]["cost_cny"], 0.2, places=6)
self.assertAlmostEqual(by_mp["ur-test-seedream"]["cost_cny"], 0.3, places=6)
self.assertEqual(by_mp["ur-test-seedream"]["tokens_in"], 0)
def test_models_usage_cutoff_excludes_old(self):
# cutoff 在未来 → 我们刚插的行全部被排除
future = datetime.now(timezone.utc) + timedelta(days=1)
with session_scope() as s:
rows = usage_report.models_usage(s, future, sort="cost")
self.assertNotIn("ur-test.flash", {r["model_profile"] for r in rows})
def test_user_usage_page_finds_our_user(self):
with session_scope() as s:
d = usage_report.user_usage_page(s, page=0, page_size=100000, cutoff=None, sort="cost")
mine = [r for r in d["rows"] if r["user_id"] == str(self.uid)]
self.assertEqual(len(mine), 1)
r = mine[0]
# cost 全 kind:0.01+0.20+0.30+0.005+0.001;token 仅 chat:4500/1100;hit:850
self.assertAlmostEqual(r["cost_cny"], 0.516, places=6)
self.assertEqual(r["tokens_in"], 4500)
self.assertEqual(r["tokens_out"], 1100)
self.assertEqual(r["tokens_cache_hit"], 850)
self.assertEqual(r["n_events"], 5)
self.assertIsNotNone(r["last_used_at"])
def test_usage_overview_delta(self):
"""overview 是全局聚合,共享 dev 库上断相对增量:排除我们行前后的差 = 我们插入的量。"""
cutoff_7d = datetime.now(timezone.utc) - timedelta(days=7)
with session_scope() as s:
total = usage_report.usage_overview(s, cutoff_7d)["total"]
# 我们贡献:cost 0.516 / tokens_in 4500 / tokens_out 1100 / hit 850 / 5 事件。
# 断"至少包含"(库里还有真实数据,只验下界与口径不炸)。
self.assertGreaterEqual(total["cost_cny"], 0.516 - 1e-6)
self.assertGreaterEqual(total["tokens_in"], 4500)
self.assertGreaterEqual(total["n_events"], 5)
self.assertIsInstance(total["tokens_cache_hit"], int)
if __name__ == "__main__":
unittest.main()

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@ -18,9 +18,10 @@ from uuid import UUID
from fastapi import Depends, FastAPI, HTTPException
from pydantic import BaseModel
from sqlalchemy import BigInteger, and_, cast, func, select, update
from sqlalchemy import func, select, update
from core.storage import session_scope
from core.storage import usage_report
from core.storage.models import Task, UsageEvent, User, UserDiskUsage
from .broker import broker
@ -92,155 +93,6 @@ def _users_section(s: Any, cutoff_7d: datetime) -> dict:
return {"total": total, "active_7d": active_7d}
def _usage_section(s: Any, cutoff_7d: datetime) -> dict:
"""token / 成本聚合(放进 overview,固定形态):全局合计(all-time)+ 近 7d 按天趋势。
按模型 / 各用户用量已拆成独立带筛选排序的端点(_models_usage / _user_usage_page),
不在此 bundlechat token 取自 usage_events.units JSONB;cost_cny kind 合计
"""
chat = UsageEvent.kind == "chat"
tin = cast(UsageEvent.units["tokens_in"].astext, BigInteger)
tout = cast(UsageEvent.units["tokens_out"].astext, BigInteger)
hit = cast(UsageEvent.units["cache_hit_tokens"].astext, BigInteger)
# 全局合计(all-time)
g = s.execute(
select(
func.coalesce(func.sum(UsageEvent.cost_cny), 0),
func.coalesce(func.sum(tin).filter(chat), 0),
func.coalesce(func.sum(tout).filter(chat), 0),
func.coalesce(func.sum(hit).filter(chat), 0),
func.count(),
)
).one()
total = {
"cost_cny": float(g[0] or 0),
"tokens_in": int(g[1] or 0),
"tokens_out": int(g[2] or 0),
"tokens_cache_hit": int(g[3] or 0),
"n_events": int(g[4] or 0),
}
# 近 7d 按天(date 截断;前端画成条/数字均可);按日期倒序 —— 最新一天在最上面
day = func.date(UsageEvent.created_at)
by_day = [
{
"date": str(d),
"cost_cny": float(c or 0),
"tokens_in": int(ti or 0),
"tokens_out": int(to or 0),
}
for d, c, ti, to in s.execute(
select(
day,
func.coalesce(func.sum(UsageEvent.cost_cny), 0),
func.coalesce(func.sum(tin).filter(chat), 0),
func.coalesce(func.sum(tout).filter(chat), 0),
)
.where(UsageEvent.created_at >= cutoff_7d)
.group_by(day)
.order_by(day.desc())
).all()
]
return {"total": total, "by_day_7d": by_day}
def _models_usage(s: Any, cutoff, sort: str) -> list:
"""按模型用量(支持时间筛选 + 排序)。sort: cost(按成本)/ tokens(按用量=输入+输出)。
cutoff=None 即全部;cost kind 合计,token chat模型集合从 usage_events 现取
("全模型"基线),故时间条件直接进 WHERE
"""
chat = UsageEvent.kind == "chat"
tin = cast(UsageEvent.units["tokens_in"].astext, BigInteger)
tout = cast(UsageEvent.units["tokens_out"].astext, BigInteger)
cost_sum = func.coalesce(func.sum(UsageEvent.cost_cny), 0)
tin_sum = func.coalesce(func.sum(tin).filter(chat), 0)
tout_sum = func.coalesce(func.sum(tout).filter(chat), 0)
order = (tin_sum + tout_sum).desc() if sort == "tokens" else cost_sum.desc()
q = select(
UsageEvent.model_profile, cost_sum, tin_sum, tout_sum, func.count(),
)
if cutoff is not None:
q = q.where(UsageEvent.created_at >= cutoff)
q = q.group_by(UsageEvent.model_profile).order_by(order, UsageEvent.model_profile)
return [
{
"model_profile": mp,
"cost_cny": float(c or 0),
"tokens_in": int(ti or 0),
"tokens_out": int(to or 0),
"n_events": int(n or 0),
}
for mp, c, ti, to, n in s.execute(q).all()
]
def _user_usage_page(s: Any, page: int, page_size: int, cutoff, sort: str) -> dict:
"""分页的各用户 token 用量(时间筛选 + 排序),含零用量用户(LEFT JOIN users)。
`各用户` 取自 users 全表 LEFT JOIN usage_events,故没产生过用量的用户也出现(0);
时间筛选放 JOIN ON( WHERE),否则带 cutoff 时会把零用量用户挤掉
sort: cost(按成本)/ tokens(按用量=输入+输出);+ user_id 兜底稳定分页
cost kind 合计;token/cache_hit chat返回 {page, page_size, total_users, rows}
"""
chat = UsageEvent.kind == "chat"
tin = cast(UsageEvent.units["tokens_in"].astext, BigInteger)
tout = cast(UsageEvent.units["tokens_out"].astext, BigInteger)
hit = cast(UsageEvent.units["cache_hit_tokens"].astext, BigInteger)
cost_sum = func.coalesce(func.sum(UsageEvent.cost_cny), 0)
tin_sum = func.coalesce(func.sum(tin).filter(chat), 0)
tout_sum = func.coalesce(func.sum(tout).filter(chat), 0)
order = (tin_sum + tout_sum).desc() if sort == "tokens" else cost_sum.desc()
join_cond = UsageEvent.user_id == User.user_id
if cutoff is not None:
join_cond = and_(join_cond, UsageEvent.created_at >= cutoff)
# 最近使用时间:取全量(不随 range 筛选变),否则 7d/30d 会把更早的真实 last-used 藏掉。
last_used_sq = (
select(func.max(UsageEvent.created_at))
.where(UsageEvent.user_id == User.user_id)
.correlate(User)
.scalar_subquery()
)
total_users = s.execute(select(func.count()).select_from(User)).scalar_one()
rows = [
{
"user_id": str(uid),
"email": email or "",
"name": name or "",
"user_name": uname or "",
"role": role or "user",
"plan": plan or "", # 模型档位(空 → default 档),admin UI 内联下拉用
"cost_cny": float(c or 0),
"tokens_in": int(ti or 0),
"tokens_out": int(to or 0),
"tokens_cache_hit": int(h or 0),
"n_events": int(n or 0),
"last_used_at": last_used.isoformat() if last_used else None,
}
for uid, email, name, uname, role, plan, c, ti, to, h, n, last_used in s.execute(
select(
User.user_id, User.email, User.name, User.user_name, User.role, User.plan,
cost_sum, tin_sum, tout_sum,
func.coalesce(func.sum(hit).filter(chat), 0),
func.count(UsageEvent.event_id),
last_used_sq.label("last_used_at"),
)
.join(UsageEvent, join_cond, isouter=True)
.group_by(User.user_id, User.email, User.name, User.user_name, User.role, User.plan)
.order_by(order, User.user_id)
.limit(page_size)
.offset(page * page_size)
).all()
]
return {"page": page, "page_size": page_size, "total_users": total_users, "rows": rows}
def _storage_page(s: Any, page: int, page_size: int) -> dict:
"""分页的各用户磁盘用量(bytes desc + user_id 兜底);附 per-user 配额。
@ -344,7 +196,7 @@ def register_admin_routes(app: FastAPI, require_admin) -> None:
"runtime": _runtime_section(app),
"tasks": _tasks_section(s),
"users": _users_section(s, cutoff_7d),
"usage": _usage_section(s, cutoff_7d),
"usage": usage_report.usage_overview(s, cutoff_7d),
}
@app.get("/v1/admin/usage/models", tags=["admin"])
@ -356,7 +208,7 @@ def register_admin_routes(app: FastAPI, require_admin) -> None:
with session_scope() as s:
return {
"range": range, "sort": sort,
"rows": _models_usage(s, _range_cutoff(now, range), sort),
"rows": usage_report.models_usage(s, _range_cutoff(now, range), sort),
}
@app.get("/v1/admin/usage/users", tags=["admin"])
@ -373,7 +225,7 @@ def register_admin_routes(app: FastAPI, require_admin) -> None:
page_size = min(100, max(1, page_size))
now = datetime.now(timezone.utc)
with session_scope() as s:
d = _user_usage_page(s, page, page_size, _range_cutoff(now, range), sort)
d = usage_report.user_usage_page(s, page, page_size, _range_cutoff(now, range), sort)
d["range"] = range
d["sort"] = sort
return d

View File

@ -9,10 +9,10 @@ import json
import os
from typing import Any, Optional
from sqlalchemy import BigInteger, cast, func, select
from sqlalchemy import select
from core.branding import brand_name
from core.storage.models import Task, UsageEvent
from core.storage.models import Task
# 蓝绿双实例部署(RUN.md B 档):实例名(blue/green),由 systemd 模板 unit 的
# per-instance env 注入;单实例部署不设 = ""。用途:① 起 run 时写 tasks.run_owner,
@ -79,46 +79,6 @@ def parse_ordering(s: Optional[str]) -> list:
return cols
def usage_aggregates(s: Any, tids: list) -> dict:
"""按 task_id 批量聚合 usage_events:真实成本 + chat token + 缓存命中。
单查询 GROUP BY(复用列表接口 msg_counts 同款批量范式, N+1)on-the-fly 现算,
不落 tasks 对所有历史 task 即时准确,免回填
- cost_cny: kind(chat+image+video)合计 = task 真实花费
- tokens_in/out + cache_hit: chat**三者同源 usage_events**,故缓存命中率
`cache_hit / tokens_in` 100%;不能拿 `tasks.tokens_prompt` 当分母
那列会被清空对话重置而 usage_events 不重置,跨源相除会算出 >100% 的怪值
返回 {task_id: {"cost_cny": float, "tokens_in": int, "tokens_out": int,
"tokens_cache_hit": int}}
"""
if not tids:
return {}
chat = UsageEvent.kind == "chat"
tin_col = cast(UsageEvent.units["tokens_in"].astext, BigInteger)
tout_col = cast(UsageEvent.units["tokens_out"].astext, BigInteger)
hit_col = cast(UsageEvent.units["cache_hit_tokens"].astext, BigInteger)
rows = s.execute(
select(
UsageEvent.task_id,
func.coalesce(func.sum(UsageEvent.cost_cny), 0),
func.coalesce(func.sum(tin_col).filter(chat), 0),
func.coalesce(func.sum(tout_col).filter(chat), 0),
func.coalesce(func.sum(hit_col).filter(chat), 0),
)
.where(UsageEvent.task_id.in_(tids))
.group_by(UsageEvent.task_id)
).all()
return {
tid: {
"cost_cny": float(cost or 0),
"tokens_in": int(tin or 0),
"tokens_out": int(tout or 0),
"tokens_cache_hit": int(hit or 0),
}
for tid, cost, tin, tout, hit in rows
}
def task_dict(
row: Any,
*,

View File

@ -12,8 +12,9 @@ from sqlalchemy import func, select
from core.storage import session_scope
from core.storage.models import Message, Task
from core.storage.usage_report import task_usage_aggregates as usage_aggregates
from ..common import task_dict, usage_aggregates
from ..common import task_dict
from ..schemas import SchedulePatchRequest

View File

@ -15,6 +15,7 @@ from starlette.background import BackgroundTask as StarletteBackgroundTask
from core.paths import to_db_path
from core.storage import NoSubtaskError, check_no_subtask, session_scope
from core.storage.models import Message, Task
from core.storage.usage_report import task_usage_aggregates as usage_aggregates
from core.storage.utils import ensure_local_task_row
from ..common import (
@ -25,7 +26,6 @@ from ..common import (
iso,
parse_ordering,
task_dict,
usage_aggregates,
)
from ..model_gate import resolve_model_profile
from ..schemas import TaskCreateRequest, TaskPatchRequest