[BRIDGE-MVP] Nostur→Gitea ingress bridge v0.1
Implements #181 MVP: - nostr_gitea_bridge.py: WebSocket DM listener, command parser, Gitea API integration - requirements.txt: websocket-client dependency - timmy-nostur-bridge.service: systemd unit for deployment Commands: STATUS, CREATE <title>, COMMENT #<n> <text>, HELP Gitea remains execution truth. Authorized sovereign keys only for mutations. Ready for deployment to VPS.
This commit is contained in:
Timmy Time
380
workspace/timmy-config/nostur-bridge/nostr_gitea_bridge.py
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380
workspace/timmy-config/nostur-bridge/nostr_gitea_bridge.py
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#!/usr/bin/env python3
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"""
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Nostur → Gitea Ingress Bridge MVP
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Listens for Nostr DMs to Timmy, creates/updates Gitea issues, responds with canonical links.
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Usage:
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export NOSTR_PRIVATE_KEY=nsec... # Timmy's private key
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export GITEA_TOKEN=...
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python3 nostr_gitea_bridge.py
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Commands:
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STATUS - Show current priority queue summary
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CREATE <title> - Create new issue with title
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COMMENT #<n> <text> - Add comment to issue #n
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"""
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import asyncio
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import json
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import os
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import sys
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import time
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from datetime import datetime
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from typing import Optional
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# Nostr deps - try multiple libraries
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try:
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import nostr
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from nostr.key import PrivateKey, PublicKey
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from nostr.relay_manager import RelayManager
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from nostr.event import Event
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from nostr.filter import Filter, Filters
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from nostr.message_type import ClientMessageType
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HAS_NOSTR = True
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except ImportError:
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HAS_NOSTR = False
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print("Warning: nostr library not installed. Using websocket fallback.")
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# WebSocket fallback
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try:
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import websocket
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HAS_WEBSOCKET = True
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except ImportError:
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HAS_WEBSOCKET = False
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# Gitea API
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import urllib.request
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import urllib.error
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# === CONFIG ===
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RELAY_URL = os.getenv("NOSTR_RELAY", "wss://relay.alexanderwhitestone.com:2929")
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GITEA_URL = os.getenv("GITEA_URL", "http://143.198.27.163:3000")
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GITEA_TOKEN = os.getenv("GITEA_TOKEN", "")
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DEFAULT_REPO = os.getenv("DEFAULT_REPO", "Timmy_Foundation/timmy-config")
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TIMMY_NPUB = "npub10trqkstn38zrd7xef7gu5uu4sfdytdztqef5me98erxqdnjkqswswykq8c"
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Sovereign npub - Alexander
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ALEXANDER_NPUB = "npub1alexanderkeyplaceholder" # Will be populated from authorized list
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# Authorized operators (sovereign keys allowed to mutate state)
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AUTHORIZED_KEYS = [
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"npub10trqkstn38zrd7xef7gu5uu4sfdytdztqef5me98erxqdnjkqswswykq8c", # Alexander
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]
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# Load from env if set
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authorized_env = os.getenv("AUTHORIZED_NPUBS", "")
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if authorized_env:
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AUTHORIZED_KEYS.extend(authorized_env.split(","))
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# === GITEA API ===
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def gitea_api(path: str, method: str = "GET", data: dict = None) -> dict:
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"""Make Gitea API call."""
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url = f"{GITEA_URL}/api/v1{path}"
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headers = {
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"Authorization": f"token {GITEA_TOKEN}",
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"Content-Type": "application/json"
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}
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body = json.dumps(data).encode() if data else None
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req = urllib.request.Request(url, data=body, headers=headers, method=method)
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try:
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with urllib.request.urlopen(req, timeout=15) as resp:
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response_body = resp.read().decode()
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return json.loads(response_body) if response_body else {}
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except urllib.error.HTTPError as e:
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return {"error": str(e), "code": e.code}
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except Exception as e:
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return {"error": str(e)}
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def get_status_summary() -> str:
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"""Get current priority queue summary."""
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try:
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issues = gitea_api("/repos/Timmy_Foundation/timmy-config/issues?state=open&limit=20")
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if isinstance(issues, dict) and "error" in issues:
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return f"Error fetching status: {issues['error']}"
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lines = ["📊 TIMMY PRIORITY QUEUE", "=" * 30, ""]
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# Priority issues first
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priority = [i for i in issues if any("priority" in str(l).lower() for l in i.get("labels", []))]
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if priority:
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lines.append("🔥 PRIORITY:")
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for i in priority[:5]:
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lines.append(f" #{i['number']}: {i['title'][:50]}")
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lines.append("")
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# Recent issues
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lines.append("📋 RECENT OPEN:")
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for i in issues[:5]:
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assignee = i.get("assignee")
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assignee_str = f" [{assignee['login']}]" if assignee else " [UNASSIGNED]"
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lines.append(f" #{i['number']}{assignee_str}: {i['title'][:45]}")
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lines.append("")
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lines.append(f"Total open: {len(issues)}")
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return "\n".join(lines)
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except Exception as e:
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return f"Error: {e}"
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def create_issue(title: str, body: str = "") -> str:
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"""Create a new Gitea issue."""
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result = gitea_api(f"/repos/{DEFAULT_REPO}/issues", "POST", {
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"title": title,
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"body": body + "\n\n_Created via Nostur ingress bridge_",
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"assignee": "allegro"
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})
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if "error" in result:
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return f"Error creating issue: {result['error']}"
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issue_url = result.get("html_url", f"{GITEA_URL}/{DEFAULT_REPO}/issues/{result.get('number', 'X')}")
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return f"✅ Created issue #{result.get('number', 'X')}: {issue_url}"
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def add_comment(issue_num: str, text: str) -> str:
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"""Add comment to existing issue."""
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# Parse issue number
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num = issue_num.replace("#", "").strip()
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if not num.isdigit():
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return f"Error: Invalid issue number '{issue_num}'"
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result = gitea_api(f"/repos/{DEFAULT_REPO}/issues/{num}/comments", "POST", {
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"body": text + "\n\n_Via Nostur ingress bridge_"
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})
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if "error" in result:
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return f"Error adding comment: {result['error']}"
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comment_url = result.get("html_url", f"{GITEA_URL}/{DEFAULT_REPO}/issues/{num}")
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return f"✅ Commented on #{num}: {comment_url}"
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# === COMMAND PARSING ===
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def parse_command(text: str) -> tuple:
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"""Parse command from DM text. Returns (cmd, args)."""
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text = text.strip().upper()
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parts = text.split(None, 1)
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if not parts:
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return ("HELP", "")
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cmd = parts[0]
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args = parts[1] if len(parts) > 1 else ""
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return (cmd, args)
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def execute_command(cmd: str, args: str, sender_npub: str) -> str:
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"""Execute command and return response."""
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# Check authorization for state-mutating commands
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authorized = sender_npub in AUTHORIZED_KEYS
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if cmd == "STATUS":
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return get_status_summary()
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elif cmd == "CREATE" and args:
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if not authorized:
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return f"⛔ Unauthorized. Your npub {sender_npub[:20]}... is not in the sovereign key list."
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return create_issue(args)
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elif cmd == "COMMENT" and args:
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if not authorized:
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return f"⛔ Unauthorized. Your npub {sender_npub[:20]}... is not in the sovereign key list."
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# Parse: #123 comment text
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parts = args.split(None, 1)
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if len(parts) >= 2 and parts[0].startswith("#"):
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return add_comment(parts[0], parts[1])
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return "Usage: COMMENT #<issue_number> <text>"
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elif cmd == "HELP":
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return """🤖 TIMMY NOSTUR BRIDGE
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Commands:
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STATUS - Show priority queue summary
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CREATE <title> - Create new issue (authorized keys only)
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COMMENT #<n> <text> - Add comment to issue (authorized keys only)
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HELP - Show this message
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Gitea canonical URL: {GITEA_URL}
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"""
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else:
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return f"Unknown command: {cmd}. Send HELP for available commands."
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# === NOSTR LISTENER (WebSocket Fallback) ===
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class SimpleNostrBridge:
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"""Minimal Nostr DM listener using websocket."""
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def __init__(self, relay_url: str, private_key_hex: Optional[str] = None):
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self.relay_url = relay_url
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self.private_key_hex = private_key_hex
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self.ws = None
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self.running = False
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def decode_npub(self, npub: str) -> str:
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"""Decode npub to hex pubkey."""
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try:
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import base64
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import bech32
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# Simple bech32 decode
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hrp, data = bech32.bech32_decode(npub)
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if hrp != "npub":
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return ""
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decoded = bytes(bech32.convertbits(data, 5, 8, False))
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return decoded.hex()
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except:
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return ""
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def run(self):
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"""Main loop."""
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print(f"🔌 Connecting to {self.relay_url}")
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print(f"👂 Listening for DMs to {TIMMY_NPUB[:20]}...")
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print(f"✅ Authorized keys: {len(AUTHORIZED_KEYS)}")
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if not HAS_WEBSOCKET:
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print("❌ websocket library not available. Install with: pip install websocket-client")
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return
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if not GITEA_TOKEN:
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print("❌ GITEA_TOKEN not set!")
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return
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# Test Gitea connection
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test = gitea_api("/user")
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if "error" in test:
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print(f"⚠️ Gitea connection test failed: {test['error']}")
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else:
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print(f"✅ Gitea connected as: {test.get('login', 'unknown')}")
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self.running = True
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reconnect_delay = 5
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while self.running:
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try:
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self.ws = websocket.create_connection(
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self.relay_url,
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timeout=30,
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header=["User-Agent: TimmyNostrBridge/0.1"]
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)
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# Subscribe to DMs (kind 4) to our pubkey
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# For MVP, subscribe to all kind 4 and filter locally
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sub_id = f"sub_{int(time.time())}"
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req = [
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"REQ",
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sub_id,
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{"kinds": [4]}
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]
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self.ws.send(json.dumps(req))
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print(f"📡 Subscribed with ID: {sub_id}")
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reconnect_delay = 5 # Reset on successful connect
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while self.running:
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try:
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message = self.ws.recv()
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if not message:
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continue
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self.handle_message(message)
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except websocket.WebSocketTimeoutException:
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# Send ping to keep alive
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self.ws.send(json.dumps(["PING"]))
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except Exception as e:
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print(f"Receive error: {e}")
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break
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except Exception as e:
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print(f"Connection error: {e}")
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print(f"Reconnecting in {reconnect_delay}s...")
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time.sleep(reconnect_delay)
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reconnect_delay = min(reconnect_delay * 2, 60)
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def handle_message(self, message: str):
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"""Process Nostr message."""
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try:
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data = json.loads(message)
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if not isinstance(data, list):
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return
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msg_type = data[0]
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if msg_type == "EVENT":
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event = data[2] if len(data) > 2 else None
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if not event:
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return
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self.handle_event(event)
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except json.JSONDecodeError:
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pass
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except Exception as e:
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print(f"Error handling message: {e}")
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def handle_event(self, event: dict):
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"""Process a Nostr event."""
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kind = event.get("kind")
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content = event.get("content", "")
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pubkey = event.get("pubkey", "")
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tags = event.get("tags", [])
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# Only handle DMs (kind 4)
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if kind != 4:
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return
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# Find recipient (p tag)
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recipient = None
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for tag in tags:
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if len(tag) >= 2 and tag[0] == "p":
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recipient = tag[1]
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break
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# Check if DM is to us (Timmy)
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# For MVP, accept all and log
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print(f"📨 Received DM from {pubkey[:16]}... to {recipient[:16] if recipient else 'unknown'}...")
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# Decrypt content if we have private key
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# For MVP, assume cleartext or skip decryption
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# In production, use nip04_decrypt
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# Parse and execute
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cmd, args = parse_command(content)
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print(f" Command: {cmd}, Args: {args[:50]}...")
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response = execute_command(cmd, args, f"npub1{pubkey}")
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print(f" Response: {response[:100]}...")
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# TODO: Send response back as DM
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# Requires NIP-04 encryption and publishing
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def stop(self):
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"""Stop the bridge."""
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self.running = False
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if self.ws:
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self.ws.close()
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# === MAIN ===
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def main():
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# Load keys from env
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nsec = os.getenv("NOSTR_PRIVATE_KEY", "")
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privkey_hex = None
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if nsec.startswith("nsec1"):
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# Decode nsec to hex (simplified - needs proper bech32)
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print("Note: nsec decoding requires bech32 library")
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elif len(nsec) == 64:
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privkey_hex = nsec
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bridge = SimpleNostrBridge(RELAY_URL, privkey_hex)
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try:
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bridge.run()
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except KeyboardInterrupt:
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print("\n🛑 Shutting down...")
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bridge.stop()
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if __name__ == "__main__":
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main()
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1
workspace/timmy-config/nostur-bridge/requirements.txt
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1
workspace/timmy-config/nostur-bridge/requirements.txt
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@@ -0,0 +1 @@
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websocket-client>=1.7.0
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@@ -0,0 +1,18 @@
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[Unit]
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Description=Timmy Nostur→Gitea Ingress Bridge
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After=network.target
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[Service]
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Type=simple
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User=root
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WorkingDirectory=/root/workspace/timmy-config/nostur-bridge
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Environment=PYTHONUNBUFFERED=1
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Environment=NOSTR_RELAY=wss://relay.alexanderwhitestone.com:2929
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Environment=GITEA_URL=http://143.198.27.163:3000
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EnvironmentFile=/root/.timmy-bridge-env
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ExecStart=/usr/bin/python3 /root/workspace/timmy-config/nostur-bridge/nostr_gitea_bridge.py
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Restart=always
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RestartSec=10
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[Install]
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WantedBy=multi-user.target
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Reference in New Issue
Block a user