Раис Юсупалиев
99 lines
2.9 KiB
Python
99 lines
2.9 KiB
Python
"""Application configuration split by architecture component."""
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import os
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from functools import lru_cache
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from pydantic import BaseModel, Field
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from pydantic_settings import (
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BaseSettings,
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PydanticBaseSettingsSource,
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SettingsConfigDict,
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YamlConfigSettingsSource,
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)
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DEFAULT_CONFIG_FILE = "config.yaml"
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CONFIG_FILE_ENV = "G2S_CONFIG_FILE"
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class ControllerConfig(BaseModel):
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api_prefix: str = "/api/v1"
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request_id_header: str = "X-Request-ID"
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class ServiceConfig(BaseModel):
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provider_timeout_seconds: float = 10.0
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max_parallel_providers: int = 8
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class BusinessLogicConfig(BaseModel):
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weight_round_scale: int = 2
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class RepositoryConfig(BaseModel):
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redis_dsn: str = "redis://localhost:6379/0"
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price_cache_ttl_seconds: int = 900
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class AdapterConfig(BaseModel):
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cdek_base_url: str = "https://api.cdek.ru/v2"
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cdek_client_id: str = ""
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cdek_client_secret: str = ""
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cdek_retry_attempts: int = Field(default=2, ge=0)
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cdek_retry_backoff_seconds: float = Field(default=0.2, ge=0)
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cdek_timeout_seconds: float = Field(default=10.0, gt=0)
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cdek_cache_ttl_seconds: int = Field(default=900, gt=0)
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class ObservabilityConfig(BaseModel):
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service_name: str = "g2s-aggregator"
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otlp_endpoint: str = "http://localhost:4317"
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log_level: str = "INFO"
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class AlertsConfig(BaseModel):
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telegram_enabled: bool = False
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telegram_bot_token: str | None = None
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telegram_chat_id: str | None = None
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class Settings(BaseSettings):
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model_config = SettingsConfigDict(
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env_prefix="G2S_",
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env_nested_delimiter="__",
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extra="ignore",
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)
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controller: ControllerConfig = Field(default_factory=ControllerConfig)
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service: ServiceConfig = Field(default_factory=ServiceConfig)
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business_logic: BusinessLogicConfig = Field(default_factory=BusinessLogicConfig)
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repository: RepositoryConfig = Field(default_factory=RepositoryConfig)
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adapter: AdapterConfig = Field(default_factory=AdapterConfig)
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observability: ObservabilityConfig = Field(default_factory=ObservabilityConfig)
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alerts: AlertsConfig = Field(default_factory=AlertsConfig)
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@classmethod
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def settings_customise_sources(
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cls,
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settings_cls: type[BaseSettings],
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init_settings: PydanticBaseSettingsSource,
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env_settings: PydanticBaseSettingsSource,
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dotenv_settings: PydanticBaseSettingsSource,
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file_secret_settings: PydanticBaseSettingsSource,
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) -> tuple[PydanticBaseSettingsSource, ...]:
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yaml_source = YamlConfigSettingsSource(
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settings_cls,
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yaml_file=os.getenv(CONFIG_FILE_ENV, DEFAULT_CONFIG_FILE),
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)
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return (
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init_settings,
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env_settings,
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dotenv_settings,
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yaml_source,
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file_secret_settings,
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)
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@lru_cache(maxsize=1)
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def get_settings() -> Settings:
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return Settings()
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