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https://github.com/l5yth/potato-mesh.git
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74b3da6f00
* tests: create helper script to dump all mesh data from serial * tests: use public callbacks for dump script
78 lines
2.0 KiB
Python
78 lines
2.0 KiB
Python
#!/usr/bin/env python3
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import json, os, signal, sys, time, threading
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from datetime import datetime, timezone
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from meshtastic.serial_interface import SerialInterface
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from meshtastic.mesh_interface import MeshInterface
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from pubsub import pub
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PORT = os.environ.get("MESH_SERIAL", "/dev/ttyACM0")
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OUT = os.environ.get("MESH_DUMP_FILE", "meshtastic-dump.ndjson")
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# line-buffered append so you can tail -f safely
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f = open(OUT, "a", buffering=1, encoding="utf-8")
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def now():
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return datetime.now(timezone.utc).isoformat()
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def write(kind, payload):
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rec = {"ts": now(), "kind": kind, **payload}
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f.write(json.dumps(rec, ensure_ascii=False, default=str) + "\n")
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# Connect to the node
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iface: MeshInterface = SerialInterface(PORT)
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# Packet callback: every RF/Mesh packet the node receives/decodes lands here
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def on_packet(packet, iface):
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# 'packet' already includes decoded fields when available (portnum, payload, position, telemetry, etc.)
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write("packet", {"packet": packet})
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# Node callback: topology/metadata updates (nodeinfo, hops, lastHeard, etc.)
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def on_node(node, iface):
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write("node", {"node": node})
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iface.onReceive = on_packet
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pub.subscribe(on_node, "meshtastic.node")
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# Write a little header so you know what you captured
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try:
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my = getattr(iface, "myInfo", None)
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write(
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"meta",
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{
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"event": "started",
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"port": PORT,
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"my_node_num": getattr(my, "my_node_num", None) if my else None,
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},
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)
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except Exception as e:
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write("meta", {"event": "started", "port": PORT, "error": str(e)})
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# Keep the process alive until Ctrl-C
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def _stop(signum, frame):
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write("meta", {"event": "stopping"})
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try:
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try:
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pub.unsubscribe(on_node, "meshtastic.node")
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except Exception:
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pass
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iface.close()
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finally:
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f.close()
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sys.exit(0)
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signal.signal(signal.SIGINT, _stop)
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signal.signal(signal.SIGTERM, _stop)
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# Simple sleep loop; avoids busy-wait
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while True:
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time.sleep(1)
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