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auto channels support

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Florent de Lamotte 2025-09-15 16:40:55 +02:00
parent 7034e1da3b
commit 83a0e2938f
2 changed files with 6 additions and 2 deletions
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2
pyproject.toml
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@ -4,7 +4,7 @@ build-backend = "hatchling.build"
[project]
name = "meshcore"
version = "2.1.6"
version = "2.1.7"
authors = [
{ name="Florent de Lamotte", email="florent@frizoncorrea.fr" },
{ name="Alex Wolden", email="awolden@gmail.com" },

6
src/meshcore/commands/device.py
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@ -1,4 +1,5 @@
import logging
from hashlib import sha256
from typing import Optional
from ..events import Event, EventType
@ -184,7 +185,7 @@ class DeviceCommands(CommandHandlerBase):
return await self.send(data, [EventType.CHANNEL_INFO, EventType.ERROR])
async def set_channel(
self, channel_idx: int, channel_name: str, channel_secret: bytes
self, channel_idx: int, channel_name: str, channel_secret: bytes = None
) -> Event:
logger.debug(f"Setting channel {channel_idx}: name={channel_name}")
@ -192,6 +193,9 @@ class DeviceCommands(CommandHandlerBase):
name_bytes = channel_name.encode("utf-8")[:32]
name_bytes = name_bytes.ljust(32, b"\x00")
if channel_name.startswith("#") or channel_secret is None: # auto name => key calculated from hash
channel_secret = sha256(channel_name.encode("utf-8")).digest()[0:16]
# Ensure channel secret is exactly 16 bytes
if len(channel_secret) != 16:
raise ValueError("Channel secret must be exactly 16 bytes")