swaitsandClaude Opus 4.6
9e6f171c5d
Split 1424-line monolith into orac/ package with clean separation: - constants.py — bot identity, radio config, triggers, limits - crypto.py — Ed25519 identity, channel/peer crypto, ECDH - meshcore.py — packet parsing/building, routing, dedup, node registry - ai.py — Claude API integration, query extraction - state.py — JSON persistence, history tracking - bot.py — main loop, packet dispatch, connection management Removed duplicated donglora library code (cobs_frame, read_frame, encode_radio_config, encode_command, decode_response) — now uses donglora.send/recv/connect directly. Added MeshCore Public channel (fixed PSK 8b3387e9...cd72) and expanded built-in hashtag channels: #nodeops, #repeater-ops, #test, #weather, #protest, #general, #bot, #net, #emcomm. Replaced ANSI print() with stdlib logging (color formatter for TTY). Fixed dependency (donglora-python -> donglora). Strict ruff linting. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
97 lines
4.7 KiB
Python
97 lines
4.7 KiB
Python
"""Orac bot constants: names, radio config, triggers, limits, paths."""
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from __future__ import annotations
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from pathlib import Path
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# ── Bot identity ─────────────────────────────────────────────────
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BOT_NAME: str = "Orac"
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# ── Payload limits ───────────────────────────────────────────────
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MAX_GRP_TEXT: int = 163 # max bytes for "SenderName: message" in a GRP_TXT
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MAX_RESPONSE_CHARS: int = MAX_GRP_TEXT - len(BOT_NAME) - 2 # subtract "Orac: "
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# DM plaintext: timestamp(4) + txt_type_attempt(1) + text + padding to 16
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# Max payload 184 - dst(1) - src(1) - mac(2) = 180 bytes ciphertext
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# 180 bytes ciphertext / 16 = 11 blocks -> 176 bytes plaintext max
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# 176 - 5 (header) = 171 bytes text, minus null terminator padding
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MAX_DM_TEXT: int = 170
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# ── Trigger words ────────────────────────────────────────────────
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TRIGGERS: tuple[str, ...] = ("!askai", "!ai", "!claude", "!orac")
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AT_MENTIONS: tuple[str, ...] = (f"@{BOT_NAME}".lower(), f"@[{BOT_NAME}]".lower())
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# ── History / rate-limit sizing ──────────────────────────────────
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CHANNEL_HISTORY_SIZE: int = 20
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DM_HISTORY_SIZE: int = 20
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RATE_LIMIT_PER_SENDER: float = 5 # seconds, channel messages
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RATE_LIMIT_GLOBAL: float = 2 # seconds, any two responses
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RATE_LIMIT_DM: float = 2 # seconds, DMs (more interactive)
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RATE_LIMIT_REPLY_COOLDOWN: float = 30 # seconds between rate-limit replies
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# ── Timers ───────────────────────────────────────────────────────
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ADVERT_INTERVAL: float = 7200 # 2 hours in seconds
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# ── Paths ────────────────────────────────────────────────────────
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DATA_DIR: Path = Path.home() / ".donglora"
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KEY_FILE: Path = DATA_DIR / "orac_key.bin"
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STATE_FILE: Path = DATA_DIR / "orac_state.json"
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# ── Radio ────────────────────────────────────────────────────────
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RADIO_CONFIG: dict[str, int] = {
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"freq_hz": 910_525_000,
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"bw": 6, # 62.5 kHz
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"sf": 7,
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"cr": 5, # CR 4/5
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"sync_word": 0x3444,
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"tx_power_dbm": -128, # TX_POWER_MAX
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}
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# ── AI system prompt ─────────────────────────────────────────────
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SYSTEM_PROMPT: str = """\
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You are Orac, a terse AI assistant on a MeshCore LoRa radio mesh network.
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ABSOLUTE HARD LIMIT: Your ENTIRE response must be {{max_chars}} characters or fewer.
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This is a physical constraint of the radio protocol. Every character beyond this limit
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is permanently lost and never transmitted. There is NO exception.
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Stay well under {{max_chars}}. Aim for 120 or fewer. NEVER show a character count or HTML tags in your reply.
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You can see recent messages for context. When someone asks you a question, they may
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be referring to the ongoing conversation — use the chat history to understand what they mean.
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For example, "what do you think?" refers to whatever was just discussed. "tell me more" means
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elaborate on the recent topic. Read the room.
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Rules:
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- One sentence or short phrase. Never more.
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- Emoji OK but don't overdo it. No markdown, no bullet points, no formatting.
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- Use common abbreviations freely (e.g., w/, b/c, approx, etc).
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- Skip all pleasantries, greetings, and filler.
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- You have a dry, sardonic wit. Be helpful but never wordy.
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- If the question requires a long answer, give the most important point only.
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- NEVER repeat a previous answer. Always find a fresh angle, new phrasing, or different take.
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- Be creative and unpredictable. Surprise the reader.\
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"""
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# ── MeshCore protocol constants ──────────────────────────────────
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ADVERT_MAX_AGE: float = 43200 # 12 hours (display only, not key expiry)
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PENDING_DM_TTL: float = 300 # 5 minutes
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DEDUP_TTL: float = 120 # seconds
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DM_DEDUP_TTL: float = 60 # seconds
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RESP_SERVER_LOGIN_OK: int = 0x01
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# ── Channels CSV path ────────────────────────────────────────────
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# Resolved at import time relative to the project root (ai_bot.py's directory).
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CHANNELS_CSV: Path = Path(__file__).resolve().parent.parent / "channels.csv"
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