Research-Stack/5-Applications/tools-scripts/mcp/build_server.py
allaun 1ece56ad61 feat(infra): token-saver MCP — both sides deployed
Local (qfox-1):
  - token_saver_mcp.py: 8 tools, free compute first, paid fallback
  - build_server.py: HTTP build server with /health on port 8765
  - lean-build-server.service: systemd user service (auto-start)
  - opencode.json: token-saver registered

Cloud bootstrap:
  - cloud_bootstrap.sh: installs elan, registers MCP, verifies connectivity

Architecture:
  Any MCP client -> token-saver MCP -> neon/qfox-1 (free, 0 tokens)
                                    -> OpenRouter (paid fallback, proofs only)

Build: 3571 jobs, 0 errors
2026-06-16 20:06:21 -05:00

48 lines
1.8 KiB
Python
Executable file

#!/usr/bin/env python3
"""Lean Build Server — listens on port 8765, runs `lake build <module>`.
Endpoints:
GET /<module> — build module, return JSON {passed, output}
GET /health — return {"status": "ok", "modules": [...]}
"""
import subprocess, json, sys, os
from http.server import HTTPServer, BaseHTTPRequestHandler
LAKE_WORKDIR = os.environ.get("LAKE_WORKDIR",
"/home/allaun/Research Stack/0-Core-Formalism/lean/Semantics")
def list_modules():
"""Parse lakefile.toml for [[lean_lib]] names."""
import re
try:
text = open(f"{LAKE_WORKDIR}/lakefile.toml").read()
return re.findall(r'^name\s*=\s*"(\w+)"', text, re.MULTILINE)
except: return []
class BuildHandler(BaseHTTPRequestHandler):
def do_GET(self):
path = self.path.lstrip("/") or "Semantics"
if path == "health":
resp = json.dumps({"status": "ok", "workdir": LAKE_WORKDIR,
"modules": list_modules()}).encode()
else:
try:
result = subprocess.run(
["lake", "build", path],
capture_output=True, text=True, timeout=600, cwd=LAKE_WORKDIR,
)
ok = result.returncode == 0
output = result.stdout + result.stderr
except subprocess.TimeoutExpired:
ok = False; output = "TIMEOUT"
resp = json.dumps({"passed": ok, "output": output[-2000:]}).encode()
self.send_response(200)
self.send_header("Content-Type", "application/json")
self.send_header("Access-Control-Allow-Origin", "*")
self.end_headers()
self.wfile.write(resp)
def log_message(self, format, *args):
sys.stderr.write("[build-server] %s\n" % (format % args))
HTTPServer(("0.0.0.0", 8765), BuildHandler).serve_forever()