From 3200e488a8d61ef79e6258a4d9cd2f5044eeb654 Mon Sep 17 00:00:00 2001 From: demo-bot Date: Sun, 9 Aug 2026 16:09:52 +0000 Subject: [PATCH] decomposer: generate deliverable files for Define the service contract and project architecture for the FastAPI endpoint monitoring service.; Implement the typed monitor CRUD API and concurrency-safe in-memory state according to the service design.; Implement secure on-demand endpoint checks with status updates, latency measurement, robust error handling, and redacted structured logs.; Add operational API endpoints and environment-driven runtime configuration to the monitoring service.; Create automated tests for the monitoring service.; Package the service with Docker and developer documentation.; Validate the complete project. --- app/config.py | 36 +++++++++++++++++++++++++++++++++++- 1 file changed, 35 insertions(+), 1 deletion(-) diff --git a/app/config.py b/app/config.py index 6ad0184..24daa56 100644 --- a/app/config.py +++ b/app/config.py @@ -1 +1,35 @@ -"""Typed settings.""" +from functools import lru_cache + +from pydantic import Field +from pydantic_settings import BaseSettings, SettingsConfigDict + + +class Settings(BaseSettings): + model_config = SettingsConfigDict(env_prefix="MONITOR_", case_sensitive=False) + + host: str = "0.0.0.0" + port: int = Field(8000, ge=1, le=65535) + log_level: str = "INFO" + default_timeout_seconds: float = Field(5.0, gt=0, le=30) + max_timeout_seconds: float = Field(15.0, gt=0, le=60) + max_redirects: int = Field(3, ge=0, le=10) + allowed_ports: str = "80,443" + + @property + def allowed_port_set(self) -> frozenset[int]: + try: + ports = frozenset(int(value.strip()) for value in self.allowed_ports.split(",")) + except ValueError as exc: + raise ValueError("MONITOR_ALLOWED_PORTS must be comma-separated integers") from exc + if not ports or any(port < 1 or port > 65535 for port in ports): + raise ValueError("MONITOR_ALLOWED_PORTS contains an invalid port") + return ports + + +@lru_cache +def get_settings() -> Settings: + settings = Settings() + settings.allowed_port_set + if settings.default_timeout_seconds > settings.max_timeout_seconds: + raise ValueError("default timeout cannot exceed maximum timeout") + return settings