237 lines
9.8 KiB
Python
Executable File
237 lines
9.8 KiB
Python
Executable File
#!/usr/bin/env python3
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"""Contracts VM server — thin HTTP router. All logic in db/ and services/."""
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from http.server import HTTPServer, BaseHTTPRequestHandler
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from socketserver import ThreadingMixIn
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from urllib.parse import urlparse, parse_qs
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import json, re, os
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# ── DB auto-seed ──────────────────────────────────────────────────────────
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from db import prompts as db_prompts
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from db.connection import DB_CONFIG
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db_prompts.seed_defaults()
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# ── DB modules ────────────────────────────────────────────────────────────
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from db import supplements as db_supplements
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from db import documents as db_documents
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from db import spec_current as db_spec_current
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# ── Services ──────────────────────────────────────────────────────────────
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from services.upload import handle_upload
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from services.unzip import handle_unzip
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from services.process import run_pipeline
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from llm_prompt import build_prompt
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class ThreadingHTTPServer(ThreadingMixIn, HTTPServer):
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daemon_threads = True
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class Handler(BaseHTTPRequestHandler):
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def do_OPTIONS(self):
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self.send_response(200)
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self._send_cors()
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self.send_header("Access-Control-Allow-Methods", "GET, POST, OPTIONS")
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self.send_header("Access-Control-Allow-Headers", "Content-Type")
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self.end_headers()
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def do_GET(self):
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parsed = urlparse(self.path)
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if parsed.path == "/process-v2":
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self._handle_process_v2(parsed)
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elif parsed.path == "/health":
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self._json({"ok": True, "db": DB_CONFIG["dbname"]})
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elif parsed.path == "/app.js":
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self._handle_app_js()
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elif parsed.path == "/api/supplements":
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self._handle_api_supplements(parsed)
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elif parsed.path.startswith("/api/documents/"):
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self._handle_api_document(parsed)
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else:
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self.send_error(404)
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def do_POST(self):
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if self.path == "/upload":
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self._handle_upload()
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elif self.path == "/unzip-upload":
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self._handle_unzip()
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elif self.path == "/llm-ops":
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self._handle_llm_ops()
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elif self.path == "/convert-doc":
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self._handle_convert_doc()
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else:
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self.send_error(404)
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# ── /process-v2 (SSE) ─────────────────────────────────────────────────
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def _handle_process_v2(self, parsed):
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params = parse_qs(parsed.query)
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cid = params.get("contract_id", [None])[0]
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if not cid:
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self.send_error(400, "contract_id required")
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return
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if not re.fullmatch(r'[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}', cid, re.I):
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self.send_error(400, "invalid contract_id format")
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return
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self.send_response(200)
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self.send_header("Content-Type", "text/event-stream; charset=utf-8")
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self.send_header("Cache-Control", "no-cache")
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self.send_header("Connection", "keep-alive")
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self.end_headers()
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self.wfile.write(b": ok\n\n")
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self.wfile.flush()
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order_ids = params.get("order", [None])[0] or ""
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try:
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run_pipeline(cid, order_ids, self._sse, build_prompt)
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except Exception as e:
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self._sse({"type": "error", "message": str(e)})
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def _sse(self, data):
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self.wfile.write(f"data: {json.dumps(data, ensure_ascii=False)}\n\n".encode())
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self.wfile.flush()
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# ── /api/supplements ──────────────────────────────────────────────────
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def _handle_api_supplements(self, parsed):
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params = parse_qs(parsed.query)
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cid = params.get("contract_id", [None])[0]
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if not cid:
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self._json({"ok": False, "error": "contract_id required"}, 400)
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return
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rows = db_supplements.list_by_contract(cid)
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self._json({"ok": True, "supplements": rows})
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# ── /api/documents/<id> ──────────────────────────────────────────────
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def _handle_api_document(self, parsed):
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doc_id = parsed.path.split("/")[-1]
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doc = db_documents.get(doc_id)
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if not doc:
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self._json({"ok": False, "error": "not found"}, 404)
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return
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self._json({
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"ok": True,
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"id": doc["id"],
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"filename": doc["filename"],
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"status": doc["status"],
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"elements_json": doc.get("elements_json"),
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})
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# ── /app.js (static) ───────────────────────────────────────────────────
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def _handle_app_js(self):
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try:
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with open(os.path.join(os.path.dirname(__file__), "..", "app.js"), "rb") as f:
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js = f.read()
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self.send_response(200)
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self.send_header("Content-Type", "application/javascript; charset=utf-8")
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self.send_header("Content-Length", str(len(js)))
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self._send_cors()
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self.end_headers()
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self.wfile.write(js)
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except FileNotFoundError:
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self.send_error(404)
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# ── /upload ───────────────────────────────────────────────────────────
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def _handle_upload(self):
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try:
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content_type = self.headers.get("Content-Type", "")
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content_length = int(self.headers.get("Content-Length", 0))
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result = handle_upload(self.rfile, content_type, content_length)
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self._json(result)
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except Exception as e:
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self._json({"ok": False, "error": str(e)}, 500)
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# ── /unzip-upload ─────────────────────────────────────────────────────
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def _handle_unzip(self):
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try:
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content_length = int(self.headers.get("Content-Length", 0))
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result = handle_unzip(self.rfile, content_length)
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self._json(result)
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except Exception as e:
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self._json({"ok": False, "error": str(e)}, 500)
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# ── /convert-doc ──────────────────────────────────────────────────────
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def _handle_convert_doc(self):
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"""DOC → DOCX через LibreOffice."""
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import subprocess, tempfile
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length = int(self.headers.get("Content-Length", 0))
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data = self.rfile.read(length)
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with tempfile.NamedTemporaryFile(suffix=".doc", delete=False) as f:
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f.write(data)
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doc_path = f.name
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tmpdir = tempfile.mkdtemp()
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try:
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subprocess.run(
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["libreoffice", "--headless", "--convert-to", "docx", "--outdir", tmpdir, doc_path],
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timeout=30, capture_output=True,
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)
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docx_files = [x for x in os.listdir(tmpdir) if x.endswith(".docx")]
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if docx_files:
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with open(os.path.join(tmpdir, docx_files[0]), "rb") as f:
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result = f.read()
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self.send_response(200)
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self.send_header("Content-Type", "application/vnd.openxmlformats-officedocument.wordprocessingml.document")
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self.send_header("Content-Length", str(len(result)))
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self._send_cors()
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self.end_headers()
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self.wfile.write(result)
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else:
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self.send_error(500, "conversion produced no output")
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except Exception as e:
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self.send_error(500, str(e))
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finally:
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os.unlink(doc_path)
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for x in os.listdir(tmpdir):
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os.unlink(os.path.join(tmpdir, x))
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os.rmdir(tmpdir)
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# ── /llm-ops (debug) ──────────────────────────────────────────────────
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def _handle_llm_ops(self):
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from services.llm import call_llm
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length = int(self.headers.get("Content-Length", 0))
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body = json.loads(self.rfile.read(length))
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try:
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result, prompt_id = call_llm(
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body.get("current_spec", []),
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body.get("doc_text", ""),
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build_prompt,
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)
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self._json(result)
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except Exception as e:
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self._json({"error": str(e)}, 502)
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# ── Helpers ───────────────────────────────────────────────────────────
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def _json(self, data, status=200):
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self.send_response(status)
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self._send_cors()
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self.send_header("Content-Type", "application/json; charset=utf-8")
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self.end_headers()
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self.wfile.write(json.dumps(data, ensure_ascii=False).encode())
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def _send_cors(self):
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self.send_header("Access-Control-Allow-Origin", "*")
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def log_message(self, format, *args):
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pass
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if __name__ == "__main__":
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import os
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port = int(os.environ.get("PORT", "8766"))
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server = ThreadingHTTPServer(("0.0.0.0", port), Handler)
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print(f"Contracts VM server on :{port}, db={DB_CONFIG['dbname']}")
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try:
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server.serve_forever()
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except KeyboardInterrupt:
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server.shutdown()
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