62 lines
2.0 KiB
Python
62 lines
2.0 KiB
Python
import json
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import os
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import sqlite3
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import time
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import uuid
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DEFAULT_DB_PATH = "/var/lib/recipe/metrics.sqlite3"
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def db_path() -> str:
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return os.environ.get("RECIPE_METRICS_DB", DEFAULT_DB_PATH)
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def initialize() -> None:
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path = db_path()
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os.makedirs(os.path.dirname(path), exist_ok=True)
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with sqlite3.connect(path) as connection:
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connection.execute("PRAGMA journal_mode=WAL")
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connection.execute("""
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CREATE TABLE IF NOT EXISTS requests (
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request_id TEXT PRIMARY KEY,
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started_at TEXT NOT NULL,
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client_ip TEXT,
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user_agent TEXT,
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method TEXT NOT NULL,
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path TEXT NOT NULL,
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image_mime TEXT,
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image_bytes INTEGER,
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prompt_chars INTEGER,
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status_code INTEGER NOT NULL,
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duration_ms INTEGER NOT NULL,
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response_bytes INTEGER,
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usage_json TEXT,
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error TEXT
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)
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""")
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connection.execute("CREATE INDEX IF NOT EXISTS idx_requests_started_at ON requests(started_at)")
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connection.execute("CREATE INDEX IF NOT EXISTS idx_requests_status_code ON requests(status_code)")
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def record(**values) -> None:
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initialize()
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columns = [
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"request_id", "started_at", "client_ip", "user_agent", "method",
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"path", "image_mime", "image_bytes", "prompt_chars", "status_code",
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"duration_ms", "response_bytes", "usage_json", "error",
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]
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payload = [values.get(column) for column in columns]
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with sqlite3.connect(db_path()) as connection:
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connection.execute(
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f"INSERT INTO requests ({','.join(columns)}) VALUES ({','.join('?' for _ in columns)})",
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payload,
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)
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def request_context() -> tuple[str, str, float]:
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return str(uuid.uuid4()), time.strftime("%Y-%m-%dT%H:%M:%SZ", time.gmtime()), time.monotonic()
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def usage_json(usage: dict) -> str:
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return json.dumps(usage, ensure_ascii=True, separators=(",", ":")) |