文件
phonerail/rack/backend/tests/test_core.py
T
zhou yang和Claude Opus 5.5 ae1aad3b7c 固件 C2:OTA 双槽 + 失败回滚(已上板实测正常 / 哈希错 / 回滚三条路径)
- 分区重排(16 MB,nvs 0x9000 不动):ota_0 / ota_1 各 3 MB、otadata 0x610000、evlog 挪到 0x612000;
  flash 大小改正为 16 MB;开 CONFIG_BOOTLOADER_APP_ROLLBACK_ENABLE
- ota.{h,c}(宿主机可测):URL / sha256 校验、判定(下载中 busy、待验证拒、同镜像不重下)、健康判据
- ota_esp.{h,c}:t_ota 任务经 HTTP 下载、边下边算 sha256、核 project_name 后切启动分区;
  新固件 120 s 内连不上 broker 就回滚(t_link 判 + esp_timer 兜底);重启前等回应发出、事件落盘
- 新命令 ota = 13(两条链路都收,reboot 默认 false:复位 = 五台手机断电一次);status 加 ota 一块;
  新事件 LOG_EV_OTA = 18;PROJECT_VER 取 PHONERAIL_FW_VERSION
- test_ota.c 13 例,全工程 442 例全绿;版本 0.1.0-c2
- 服务器:nginx 7765 只放行 /fw/<16 hex>.bin(不过门户,路由器转发已加);tools/ota_push.py 推送;
  rack protocol.py 加事件 18 / 命令 13(已部署)
- 板 B:推送到自证健康 19 s;错哈希不切分区;删掉 broker 账号后 120 s 回滚,bad 报出被回滚的版本

Co-Authored-By: Claude Opus 5.5 <[email protected]>
2026-09-27 14:03:13 +08:00

304 行
11 KiB
Python

"""协议镜像 + Hub(经进程内假 broker 对接模拟板子)+ 自动恢复状态机。
和固件测试同一个口径:断言打在「板子那头真的收到 / 执行了什么」上(SimBoard.received、
它的 rails 状态),不看 Hub 自己回了什么 —— 重传换了 seq 的现象恰恰是 Hub 这边一切正常、
手机被按了两遍。"""
import asyncio
import json
import pytest
from prrack import protocol
from prrack.bus import MemBroker, MemBus, topic_matches
from prrack.db import Db
from prrack.hub import CmdTimeout, Hub
from prrack.recovery import GAVE_UP, HARD, IDLE, SOFT, Params, PhoneRecovery, RecoveryManager
from prrack.simboard import HUNG, NORMAL, OFF, SimBoard
B = "b81f3fc9c8bc"
def run(coro):
loop = asyncio.new_event_loop()
try:
return loop.run_until_complete(coro)
finally: # 收掉 Hub 的后台任务(flusher / maint),免得退出时刷一屏 pending 警告
tasks = asyncio.all_tasks(loop)
for t in tasks:
t.cancel()
loop.run_until_complete(asyncio.gather(*tasks, return_exceptions=True))
loop.close()
async def settle():
for _ in range(5):
await asyncio.sleep(0)
def rig(tmp_path, present=(True,) * 5, timeout=0.05):
broker = MemBroker()
db = Db(str(tmp_path / "t.db"))
hub = Hub(db, MemBus(broker), attempt_timeout=timeout)
sim = SimBoard(MemBus(broker), B, present=present)
return hub, sim, db
# ---- 协议镜像 -----------------------------------------------------------------
def test_build_command_whitelist_and_ranges():
assert protocol.build_command({"cmd": "key", "rail": 3, "keys": "vdn+pwr", "ms": 2000}) == \
{"cmd": "key", "rail": 3, "keys": "vdn+pwr", "ms": 2000}
bad = [
{"cmd": "wifi", "ssid": "x"}, # 只收 USB 的命令不给界面
{"cmd": "events"}, # 服务器自己同步
{"cmd": "set_voltage", "rail": 1, "mv": 4011}, # SR-13 之上
{"cmd": "set_voltage", "rail": 1, "mv": "3900"},
{"cmd": "key", "rail": 1, "keys": "pwr+home", "ms": 100},
{"cmd": "key", "rail": 1, "keys": "pwr", "ms": 15001},
{"cmd": "power", "rail": 6, "on": True},
{"cmd": "power", "rail": True, "on": True}, # bool 不是 int
{"cmd": "vbus", "rail": 1, "on": 1},
{"cmd": "fan", "duty": 1001},
]
for b in bad:
with pytest.raises(protocol.CmdError):
protocol.build_command(b)
def test_seq_is_strictly_increasing_and_in_range():
t = [1700000000.0]
g = protocol.SeqGen(clock=lambda: t[0])
a = [g.next() for _ in range(5)]
assert a == sorted(set(a)) and all(1 <= x <= 0xFFFFFFFF for x in a)
t[0] -= 100 # 时钟往回跳也不许重复
assert g.next() > a[-1] or g.next() == 1
def test_event_table_matches_firmware_numbers():
# firmware/main/evlog.h 冻结的数字(抽几个钉住)
assert protocol.EVENT_TYPES[3][0] == "OVER_VOLT"
assert protocol.EVENT_TYPES[12][0] == "REBOOT"
assert protocol.EVENT_TYPES[13][0] == "CMD_REJECT"
assert protocol.EVENT_TYPES[16][0] == "PD_LIMIT"
assert protocol.CMD_NAMES[9] == "power" and protocol.CMD_NAMES[12] == "net"
assert protocol.EVENT_TYPES[18][0] == "OTA" and protocol.CMD_NAMES[13] == "ota" # C2
def test_topic_matching():
assert topic_matches("phonerail/+/rsp", "phonerail/%s/rsp" % B)
assert not topic_matches("phonerail/+/rsp", "phonerail/%s/tele" % B)
assert topic_matches("phonerail/#", "phonerail/x/y")
assert protocol.parse_topic("phonerail/%s/tele" % B) == (B, "tele")
assert protocol.parse_topic("evse/123/state") is None
# ---- Hub ---------------------------------------------------------------------
def test_tele_is_ingested_and_board_discovered(tmp_path):
hub, sim, db = rig(tmp_path)
async def go():
await hub.start()
sim.start()
sim.tick(1000)
await settle()
hub.flush()
run(go())
snap = hub.snapshot(B)
assert snap["online"] and snap["fw"] == "0.1.0-sim"
assert snap["status"]["rails"][0]["en"] is True
assert db.q("SELECT COUNT(*) c FROM tele")[0]["c"] == 5
assert len(snap["phones"]) == 5 and snap["phones"][0]["auto_recover"] == 0
def test_command_round_trip_and_audit(tmp_path):
hub, sim, db = rig(tmp_path)
async def go():
await hub.start()
sim.start()
return await hub.call(B, {"cmd": "power", "rail": 2, "on": False}, "alice")
rsp = run(go())
assert rsp["ok"] is True
assert sim.rails[1].en is False
row = db.q("SELECT * FROM audit")[0]
assert row["user"] == "alice" and row["rail"] == 2 and row["ok"] == 1
def test_retransmit_reuses_the_same_seq_and_executes_once(tmp_path):
"""⭐ 回应丢了一次:Hub 用**同一个 seq** 重发,板子判重,只执行一次。"""
hub, sim, db = rig(tmp_path)
sim.drop_next_replies = 1
async def go():
await hub.start()
sim.start()
return await hub.call(B, {"cmd": "power_cycle", "rail": 1}, "bob")
rsp = run(go())
assert rsp["ok"] is True and rsp.get("dup") is True
sent = [r for r in sim.received if r.get("cmd") == "power_cycle"]
assert len(sent) == 2 and sent[0]["seq"] == sent[1]["seq"]
assert [e[3] for e in sim.events].count(12) == 1 # 重启事件只记了一次
def test_timeout_is_audited_and_raised(tmp_path):
hub, sim, db = rig(tmp_path)
sim.drop_next_replies = 99
async def go():
await hub.start()
sim.start()
with pytest.raises(CmdTimeout):
await hub.call(B, {"cmd": "power", "rail": 1, "on": True}, "carol")
run(go())
row = db.q("SELECT * FROM audit")[0]
assert row["ok"] == 0 and json.loads(row["response"])["err"] == "timeout"
assert len({r["seq"] for r in sim.received}) == 1 # 三次都是同一个 seq
def test_events_are_synced_incrementally(tmp_path):
hub, sim, db = rig(tmp_path)
for i in range(19):
sim._ev(1, 8, i) # 加上 BOOT 共 20 条:要分 3 页
async def go():
await hub.start()
sim.start()
sim.tick(1000)
for _ in range(20):
await settle()
sim._ev(2, 3, 0, 4200, 1) # 又来一条过压
sim.tick(2000)
for _ in range(20):
await settle()
run(go())
seqs = [r["seq"] for r in db.q("SELECT seq FROM events ORDER BY seq")]
assert seqs == list(range(21))
assert db.q("SELECT ev_cursor FROM boards")[0]["ev_cursor"] == 21
def test_empty_slot_reply_passes_through(tmp_path):
hub, sim, db = rig(tmp_path, present=(True, True, True, False, True))
async def go():
await hub.start()
sim.start()
return await hub.call(B, {"cmd": "power", "rail": 4, "on": True}, "dave")
assert run(go()) == {"seq": sim.received[-1]["seq"], "ok": False, "err": "empty"}
# ---- 自动恢复:状态机 ------------------------------------------------------------
P = Params(window_s=60, flat_ua=5000, low_ua=30000, settle_s=30, max_per_hour=3)
def feed(ph, t0, secs, ua_fn):
out = []
for s in range(secs):
st, act = ph.feed(t0 + s * 1000, ua_fn(s), 3)
if st or act:
out.append((t0 + s * 1000, st, act))
return out
def test_flat_current_escalates_soft_then_hard_then_gives_up():
ph = PhoneRecovery(P)
r = feed(ph, 0, 61, lambda s: 412000)
assert r[-1][1] == SOFT and r[-1][2][1] == {"cmd": "key", "rail": 3, "keys": "pwr", "ms": 10000}
t = r[-1][0]
# settle 期间的样本一概不看(哪怕是平线)
assert feed(ph, t + 1000, 29, lambda s: 412000) == []
r = feed(ph, t + 30000, 62, lambda s: 412000)
assert r[-1][1] == HARD and r[-1][2][1] == {"cmd": "power_cycle", "rail": 3}
t = r[-1][0]
r = feed(ph, t + 30000, 62, lambda s: 412000)
assert r[-1][1] == GAVE_UP and r[-1][2] is None
assert feed(ph, t + 200000, 100, lambda s: 412000) == [] # 放弃之后再也不动
def test_recovers_after_soft_when_current_moves_again():
ph = PhoneRecovery(P)
t = feed(ph, 0, 61, lambda s: 412000)[-1][0]
r = feed(ph, t + 30000, 70, lambda s: 300000 + (s % 7) * 40000)
assert r[-1][1] == IDLE and ph.reason == "recovered"
def test_low_current_is_detected_and_normal_is_not():
ph = PhoneRecovery(P)
assert feed(ph, 0, 200, lambda s: 300000 + (s % 5) * 50000) == []
ph2 = PhoneRecovery(P)
assert feed(ph2, 0, 61, lambda s: 800 + s % 3)[-1][2][0] == "low"
def test_rate_limit_gives_up():
ph = PhoneRecovery(Params(window_s=60, settle_s=30, max_per_hour=2))
t = 0
for _ in range(2): # 两次软重启都「恢复」了,但每次很快又卡
assert feed(ph, t, 65, lambda s: 412000)[-1][1] == SOFT
t += 65000 # 下一段接着上一段喂完的时刻往后走(时间不倒退)
# 前 30 s 还在 settle 里不算数,之后要攒满一个 60 s 窗口才判「恢复」
assert feed(ph, t, 100, lambda s: 300000 + (s % 7) * 40000)[-1][1] == IDLE
t += 100000
r = feed(ph, t, 65, lambda s: 412000)
assert r[-1][1] == GAVE_UP and ph.reason == "rate_limit"
# ---- 自动恢复:接到 Hub + 模拟板上 -------------------------------------------------
def test_auto_recovery_end_to_end_with_sim(tmp_path):
"""⭐ 模拟板上第 3 台卡死:开了自动恢复 → 5 分钟后下长按电源 → 板子执行 → 恢复。
没开自动恢复的第 2 台(也卡死)一个命令都不收到。"""
hub, sim, db = rig(tmp_path)
clock = [1_000_000]
rec = RecoveryManager(hub, lambda: clock[0])
sim.set_phone(3, HUNG)
sim.set_phone(2, HUNG)
async def go():
await hub.start()
sim.start()
await settle() # 等 Hub 处理完上线消息、建好这块板的 phones 行
db.x("UPDATE phones SET auto_recover=1 WHERE rail=3")
rec.reload()
for s in range(300 + 130 + 320):
clock[0] += 1000
sim.tick(clock[0])
await settle()
run(go())
keys = [r for r in sim.received if r.get("cmd") == "key"]
assert len(keys) == 1 and keys[0]["rail"] == 3 and keys[0]["ms"] == 10000
assert not [r for r in sim.received if r.get("rail") == 2]
assert sim.rails[2].phone == NORMAL
states = [r["state"] for r in db.q("SELECT state FROM recovery_log ORDER BY id")]
assert states == [SOFT, IDLE]
assert db.q("SELECT user FROM audit")[0]["user"] == "auto-recovery"
def test_auto_recovery_ignores_rails_that_are_off(tmp_path):
hub, sim, db = rig(tmp_path)
clock = [0]
rec = RecoveryManager(hub, lambda: clock[0])
sim.set_phone(1, OFF)
sim.rails[0].en = False # 这一路本来就关着:电流 0 不是故障
async def go():
await hub.start()
sim.start()
await settle()
db.x("UPDATE phones SET auto_recover=1")
rec.reload()
for s in range(400):
clock[0] += 1000
sim.tick(clock[0])
await settle()
run(go())
assert not [r for r in sim.received if r.get("cmd") in ("key", "power_cycle")]