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https://github.com/l5yth/potato-mesh.git
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85 lines
2.8 KiB
Python
85 lines
2.8 KiB
Python
# Copyright © 2025-26 l5yth & contributors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Meshtastic provider implementation."""
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from __future__ import annotations
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from collections.abc import Iterable
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from .. import interfaces
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from ..provider import ProviderCapability
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class MeshtasticProvider:
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"""Meshtastic ingestion provider (current default)."""
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name = "meshtastic"
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capabilities = ProviderCapability.NODE_SNAPSHOT | ProviderCapability.HEARTBEATS
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def __init__(self):
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self._subscribed: list[str] = []
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def subscribe(self) -> list[str]:
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"""Subscribe Meshtastic pubsub receive topics."""
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if self._subscribed:
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return list(self._subscribed)
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# Delegate to the historical subscription helper in `daemon.py` so unit
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# tests can monkeypatch the subscription mechanism via `daemon.pub`.
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from .. import daemon as _daemon # local import avoids module cycles
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topics = _daemon._subscribe_receive_topics()
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self._subscribed = topics
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return list(topics)
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def connect(
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self, *, active_candidate: str | None
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) -> tuple[object, str | None, str | None]:
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"""Create a Meshtastic interface using the existing interface helpers."""
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iface = None
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resolved_target = None
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next_candidate = active_candidate
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if active_candidate:
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iface, resolved_target = interfaces._create_serial_interface(active_candidate)
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else:
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iface, resolved_target = interfaces._create_default_interface()
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next_candidate = resolved_target
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interfaces._ensure_radio_metadata(iface)
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interfaces._ensure_channel_metadata(iface)
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return iface, resolved_target, next_candidate
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def extract_host_node_id(self, iface: object) -> str | None:
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return interfaces._extract_host_node_id(iface)
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def node_snapshot_items(self, iface: object) -> Iterable[tuple[str, object]]:
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nodes = getattr(iface, "nodes", {}) or {}
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items_callable = getattr(nodes, "items", None)
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if callable(items_callable):
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return list(items_callable())
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if hasattr(nodes, "__iter__") and hasattr(nodes, "__getitem__"):
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keys = list(nodes)
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return [(key, nodes[key]) for key in keys]
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return []
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__all__ = ["MeshtasticProvider"]
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