- 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]>
135 行
5.3 KiB
Python
135 行
5.3 KiB
Python
"""板侧协议在服务器这一侧的镜像(需求文档 §10.8「A12 / A14 定稿」)。
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改这里之前先看固件:
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· 命令与错误码 —— firmware/main/cmd.h(数字冻结,只许追加)
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· 事件类型 —— firmware/main/evlog.h 的 log_ev_t(数字就是 flash 格式,冻结)
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· topic —— firmware/main/mlink.h
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两边对不上时**不会报错**:事件会被显示成别的类型、命令会被板子回 unknown_cmd。
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"""
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import re
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import time
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from typing import Dict, Optional, Tuple
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TOPIC_ROOT = "phonerail"
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TOPIC_RE = re.compile(r"^phonerail/([0-9a-f]{12})/(cmd|rsp|tele|state)$")
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RAILS = 5
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# log_ev_t(firmware/main/evlog.h)。⚠️ 数字冻结。
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EVENT_TYPES: Dict[int, Tuple[str, str]] = {
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0: ("NONE", "(空槽位)"),
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1: ("BOOT", "板子上电"),
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2: ("LOST", "事件丢失"),
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3: ("OVER_VOLT", "过压关路"),
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4: ("UNDER_VOLT", "欠压关路"),
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5: ("REVERSE", "反灌断 VBUS"),
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6: ("PUSHED_UP", "顶高断 VBUS"),
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7: ("EFUSE_FAULT", "eFuse 故障"),
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8: ("PG_CHANGE", "PG 变化"),
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9: ("I2C_LOST", "I²C 失联"),
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10: ("THERMAL_DERATE", "过温降载"),
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11: ("FAN_STALL", "风扇停转"),
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12: ("REBOOT", "重启序列"),
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13: ("CMD_REJECT", "命令被拒"),
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14: ("MUX_LOST", "mux 失联全断"),
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15: ("SLOT_EMPTY", "刀片不在位"),
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16: ("PD_LIMIT", "PD 限功率"),
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17: ("PG_TIMEOUT", "上电等不到 PG"), # A15:arg bit0 = FLT# 在报,bit1 = 按电压判
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18: ("OTA", "固件升级"), # C2:arg 1 开始 / 2 就绪 / 3 失败(mV 列=原因) / 4 自证健康 / 5 回滚 / 6 为换固件重启
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}
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# 严重程度:界面上标红的那些(会断电 / 断 VBUS / 硬件故障)。
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EVENT_SEVERE = {3, 4, 5, 6, 7, 9, 11, 14, 17}
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# cmd_id_t(firmware/main/cmd.h),CMD_REJECT 事件的 arg 就是它。
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CMD_NAMES = {1: "status", 2: "set_voltage", 3: "power_cycle", 4: "key", 5: "edl", 6: "vbus",
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7: "fan", 8: "events", 9: "power", 10: "wifi", 11: "mqtt", 12: "net",
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13: "ota"}
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KEYS = ("pwr", "vup", "vdn")
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KEY_MAX_MS = 15000
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MV_MIN, MV_MAX = 3524, 4010
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class CmdError(ValueError):
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"""请求在发出去之前就被服务器拒了(参数不对)。"""
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def _rail(v) -> int:
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if not isinstance(v, int) or isinstance(v, bool) or not 1 <= v <= RAILS:
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raise CmdError("rail 必须是 1~%d" % RAILS)
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return v
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def _bool(v, name: str) -> bool:
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if not isinstance(v, bool):
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raise CmdError("%s 必须是 true/false" % name)
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return v
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def build_command(req: dict) -> dict:
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"""网页 / 自动恢复发来的请求 → 发给板子的命令(不含 seq)。
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**白名单**:只放行管理界面该有的命令。`wifi` / `mqtt` 板子本来就只收 USB,
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这里再拦一道,免得界面上出现一个永远失败的按钮;`events` 由服务器自己同步。
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服务器这一侧先校验一遍,是为了让操作者立刻看到中文的错误,而不是等板子回 `range`;
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**板子的校验仍然是唯一的权威**(SR-13 在固件里)。
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"""
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cmd = req.get("cmd")
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if cmd == "status" or cmd == "net":
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return {"cmd": cmd}
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if cmd == "set_voltage":
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mv = req.get("mv")
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if not isinstance(mv, int) or isinstance(mv, bool) or not MV_MIN <= mv <= MV_MAX:
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raise CmdError("电压必须是 %d~%d mV" % (MV_MIN, MV_MAX))
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return {"cmd": cmd, "rail": _rail(req.get("rail")), "mv": mv}
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if cmd in ("power_cycle", "edl"):
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return {"cmd": cmd, "rail": _rail(req.get("rail"))}
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if cmd == "key":
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keys = req.get("keys")
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if not isinstance(keys, str) or not keys or any(k not in KEYS for k in keys.split("+")):
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raise CmdError("keys 只能是 pwr / vup / vdn 用 + 连起来")
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ms = req.get("ms")
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if not isinstance(ms, int) or isinstance(ms, bool) or not 1 <= ms <= KEY_MAX_MS:
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raise CmdError("按键时长必须是 1~%d ms" % KEY_MAX_MS)
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return {"cmd": cmd, "rail": _rail(req.get("rail")), "keys": keys, "ms": ms}
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if cmd in ("vbus", "power"):
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return {"cmd": cmd, "rail": _rail(req.get("rail")), "on": _bool(req.get("on"), "on")}
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if cmd == "fan":
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duty = req.get("duty")
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if not isinstance(duty, int) or isinstance(duty, bool) or not 0 <= duty <= 1000:
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raise CmdError("风扇下限必须是 0~1000‰(0 = 自动)")
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return {"cmd": cmd, "duty": duty}
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raise CmdError("不支持的命令:%r" % (cmd,))
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def is_mutating(cmd: str) -> bool:
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return cmd not in ("status", "events", "net")
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class SeqGen:
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"""seq 生成器:以毫秒时间戳为底、进程内严格递增,落在 1~2^32−1。
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板子的判重窗口按「值相等」判(cmd.h),不要求单调,只要求**不撞**:
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服务重启之后从当前时间重新起步,不会撞上重启前刚用过的那几十个号。
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"""
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def __init__(self, clock=time.time):
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self._clock = clock
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self._last = 0
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def next(self) -> int:
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now = int(self._clock() * 1000)
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v = max(self._last + 1, now)
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self._last = v
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return (v - 1) % 0xFFFFFFFF + 1
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def parse_topic(topic: str) -> Optional[Tuple[str, str]]:
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m = TOPIC_RE.match(topic)
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return (m.group(1), m.group(2)) if m else None
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def topic(board: str, kind: str) -> str:
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return "%s/%s/%s" % (TOPIC_ROOT, board, kind)
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