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53587e2 770a262 53587e2 770a262 53587e2 770a262 53587e2 770a262 53587e2 770a262 53587e2 770a262 53587e2 770a262 53587e2 770a262 53587e2 770a262 53587e2 | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 | from __future__ import annotations
import json
import os
import sys
from pathlib import Path
from typing import Any
import httpx
from fastapi import FastAPI
from pydantic import BaseModel, Field
ROOT = Path(__file__).resolve().parent
sys.path.insert(0, str(ROOT))
from escalation.patcher import repair # noqa: E402
from harness.adapters import load # noqa: E402
from harness.engine import run_harness # noqa: E402
CONFIG: dict[str, Any] = json.loads((ROOT / "config.json").read_text(encoding="utf-8"))
ADAPTER = load(str(CONFIG.get("adapter") or "generic"))
# .get everywhere: ctx_compress has no tools, and a missing variable must not crash startup
SLM_URL = os.environ.get("MT_SLM_URL", "")
ROUTER_URL = os.environ.get("MT_ROUTER_URL", "")
TOOLS_URL = os.environ.get("MT_TOOLS_URL", "")
RELAY_URL = os.environ.get("MT_RELAY_URL", "")
ESCALATION = CONFIG.get("escalation") or {}
MODELS: list[str] = list(ESCALATION.get("models") or []) or [str(ESCALATION.get("preferred_model") or "")]
TAIL_CHARS = int(ESCALATION.get("session_tail_chars") or 0)
MAX_NEW = int((CONFIG.get("slm") or {}).get("max_new_tokens") or 3072)
app = FastAPI(docs_url=None, redoc_url=None, openapi_url=None)
class HarnessIn(BaseModel):
item_id: str
task: dict[str, Any]
seed: int | None = None
class RepairIn(BaseModel):
item_id: str
task: dict[str, Any]
draft: Any = None
trace: str = ""
errors: str = ""
ticket: str = ""
seed: int | None = None
class SystemIn(BaseModel):
item_id: str
task: dict[str, Any]
floor: float = Field(ge=0.0, le=1.0)
ticket: str = ""
seed: int | None = None
def decide(query: str, draft: str) -> float:
if not ROUTER_URL:
return 1.0
try:
with httpx.Client(timeout=30.0) as http:
response = http.post(
ROUTER_URL.rstrip("/") + "/decide", json={"input": {"query": query, "draft": draft}}
)
response.raise_for_status()
answers = response.json().get("answers") or []
return float(answers[0]["probability"]) if answers else 0.0
except Exception:
return 0.0
def _repair(payload: RepairIn | SystemIn, draft: Any, trace: str, errors: str) -> Any:
return repair(
payload.task,
draft,
trace,
errors,
adapter=ADAPTER,
relay_url=RELAY_URL,
ticket=payload.ticket,
model=MODELS,
tail_chars=TAIL_CHARS,
max_tokens=MAX_NEW,
)
def _harness(task: dict[str, Any], seed: int | None):
return run_harness(
task, adapter=ADAPTER, slm_url=SLM_URL, tools_url=TOOLS_URL, config=CONFIG, seed=seed
)
@app.get("/health")
def health() -> dict[str, str]:
return {"status": "ok", "adapter": ADAPTER.name}
@app.post("/harness/run")
def harness_run(payload: HarnessIn) -> dict[str, Any]:
result = _harness(payload.task, payload.seed)
return {
"answer": result.answer,
"self_check": {"pass": result.verified},
"trace": result.trace,
"steps": result.steps,
}
@app.post("/escalation/repair")
def escalation_repair(payload: RepairIn) -> dict[str, Any]:
return {"answer": _repair(payload, payload.draft, payload.trace, payload.errors)}
@app.post("/system/run")
def system_run(payload: SystemIn) -> dict[str, Any]:
result = _harness(payload.task, payload.seed)
draft = result.answer
probability = decide(ADAPTER.query(payload.task), ADAPTER.as_text(draft))
if result.verified and probability >= payload.floor:
return {"answer": draft, "route": "local", "p": probability}
answer = _repair(payload, draft, result.trace, result.errors)
return {"answer": answer, "route": "escalated", "p": probability}
if __name__ == "__main__":
import uvicorn
uvicorn.run(app, host="0.0.0.0", port=int(os.environ.get("MT_PORT", "8080")), log_level="warning")
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