[#10] add split settings

src/fastapi_app/bin/__main__.py

@@ -10,7 +10,7 @@ logger = logging.getLogger(__name__)
 
 app_instance = app_module.Application()
 app = app_instance.create_app()
-settings = app_settings.get_settings()
+settings = app_settings.settings
 
 
 if __name__ == "__main__":

src/fastapi_app/lib/app/app.py

@@ -1,18 +1,15 @@
 import logging
-import logging.config as logging_config
 
 import fastapi
 
-from .logger import LOGGING
-from .settings import get_settings
+import lib.app.settings as app_settings
 
-logging_config.dictConfig(LOGGING)
 logger = logging.getLogger(__name__)
 
 
 class Application:
     def __init__(self) -> None:
-        self.settings = get_settings()
+        self.settings = app_settings
         self.logger = logging.getLogger(__name__)
         self.producer = None
 

src/fastapi_app/lib/app/settings.py

@@ -1,35 +1,26 @@
-import functools
+import logging.config as logging_config
 
 import pydantic
 import pydantic_settings
 
-
-class DbSettings(pydantic_settings.BaseSettings):
-    host: str = pydantic.Field("127.0.0.1", validation_alias="db_host")
-    port: int = pydantic.Field(5432, validation_alias="db_port")
-    user: str = pydantic.Field(..., validation_alias="db_user")
-    password: str = pydantic.Field(..., validation_alias="db_password")
-    name: str = pydantic.Field("db_name", validation_alias="db_name")
-
-
-class ApiSettings(pydantic_settings.BaseSettings):
-    host: str = pydantic.Field("0.0.0.0", validation_alias="server_host")
-    port: int = pydantic.Field(8000, validation_alias="server_port")
+import lib.app.split_settings as app_split_settings
 
 
 class Settings(pydantic_settings.BaseSettings):
-    debug: str = pydantic.Field("false", validation_alias="debug")
-    db: DbSettings = pydantic.Field(default_factory=lambda: DbSettings())
-    api: ApiSettings = pydantic.Field(default_factory=lambda: ApiSettings())
-
-    jwt_secret_key: str = pydantic.Field(..., validation_alias="jwt_secret_key")
-
-    @pydantic.field_validator("debug")
-    @classmethod
-    def validate_debug(cls, v: str) -> bool:
-        return v.lower() == "true"
+    api: app_split_settings.ApiSettings = pydantic.Field(default_factory=lambda: app_split_settings.ApiSettings())
+    db: app_split_settings.PostgresSettings = pydantic.Field(
+        default_factory=lambda: app_split_settings.PostgresSettings()
+    )
+    logger: app_split_settings.LoggingSettings = pydantic.Field(
+        default_factory=lambda: app_split_settings.LoggingSettings()
+    )
+    project: app_split_settings.ProjectSettings = pydantic.Field(
+        default_factory=lambda: app_split_settings.ProjectSettings()
+    )
 
 
-@functools.lru_cache
-def get_settings() -> Settings:
-    return Settings()
+settings = Settings()  # todo Вынести в инициализацию
+
+logging_config.dictConfig(  # todo Вынести в инициализацию
+    app_split_settings.get_logging_config(**settings.logger.model_dump())
+)

src/fastapi_app/lib/app/split_settings/__init__.py

@@ -0,0 +1,11 @@
+from .logger import *
+from .postgres import *
+from .project import *
+
+__all__ = [
+    "LoggingSettings",
+    "get_logging_config",
+    "PostgresSettings",
+    "ApiSettings",
+    "ProjectSettings",
+]

src/fastapi_app/lib/app/split_settings/logger.py

@@ -0,0 +1,79 @@
+import pydantic_settings
+
+import lib.app.split_settings.utils as app_split_settings_utils
+
+
+class LoggingSettings(pydantic_settings.BaseSettings):
+    model_config = pydantic_settings.SettingsConfigDict(
+        env_file=app_split_settings_utils.ENV_PATH, env_file_encoding="utf-8", extra="ignore"
+    )
+
+    log_format: str = "%(asctime)s - %(name)s - %(levelname)s - %(message)s"
+    log_default_handlers: list[str] = [
+        "console",
+    ]
+
+    log_level_handlers: str = "INFO"
+    log_level_loggers: str = "INFO"
+    log_level_root: str = "INFO"
+
+
+def get_logging_config(
+    log_format: str,
+    log_default_handlers: list[str],
+    log_level_handlers: str,
+    log_level_loggers: str,
+    log_level_root: str,
+):
+    return {
+        "version": 1,
+        "disable_existing_loggers": False,
+        "formatters": {
+            "verbose": {"format": log_format},
+            "default": {
+                "()": "uvicorn.logging.DefaultFormatter",
+                "fmt": "%(levelprefix)s %(message)s",
+                "use_colors": None,
+            },
+            "access": {
+                "()": "uvicorn.logging.AccessFormatter",
+                "fmt": "%(levelprefix)s %(client_addr)s - '%(request_line)s' %(status_code)s",
+            },
+        },
+        "handlers": {
+            "console": {
+                "level": log_level_handlers,
+                "class": "logging.StreamHandler",
+                "formatter": "verbose",
+            },
+            "default": {
+                "formatter": "default",
+                "class": "logging.StreamHandler",
+                "stream": "ext://sys.stdout",
+            },
+            "access": {
+                "formatter": "access",
+                "class": "logging.StreamHandler",
+                "stream": "ext://sys.stdout",
+            },
+        },
+        "loggers": {
+            "": {
+                "handlers": log_default_handlers,
+                "level": log_level_loggers,
+            },
+            "uvicorn.error": {
+                "level": log_level_loggers,
+            },
+            "uvicorn.access": {
+                "handlers": ["access"],
+                "level": log_level_loggers,
+                "propagate": False,
+            },
+        },
+        "root": {
+            "level": log_level_root,
+            "formatter": "verbose",
+            "handlers": log_default_handlers,
+        },
+    }

src/fastapi_app/lib/app/split_settings/postgres.py

@@ -0,0 +1,20 @@
+import pydantic
+import pydantic_settings
+
+import lib.app.split_settings.utils as app_split_settings_utils
+
+
+class PostgresSettings(pydantic_settings.BaseSettings):
+    model_config = pydantic_settings.SettingsConfigDict(
+        env_file=app_split_settings_utils.ENV_PATH,
+        env_prefix="DB_",
+        env_file_encoding="utf-8",
+        extra="ignore",
+    )
+
+    host: str = "localhost"
+    port: int = 5432
+    user: str = "app"
+    password: pydantic.SecretStr = pydantic.Field(
+        default=..., validation_alias=pydantic.AliasChoices("password", "db_password")
+    )

src/fastapi_app/lib/app/split_settings/project.py

@@ -0,0 +1,31 @@
+import pydantic
+import pydantic_settings
+
+import lib.app.split_settings.utils as app_split_settings_utils
+
+
+class ApiSettings(pydantic_settings.BaseSettings):
+    model_config = pydantic_settings.SettingsConfigDict(
+        env_file=app_split_settings_utils.ENV_PATH,
+        env_prefix="SERVER_",
+        env_file_encoding="utf-8",
+        extra="ignore",
+    )
+
+    host: str = "0.0.0.0"
+    port: int = 8000
+
+
+class ProjectSettings(pydantic_settings.BaseSettings):
+    model_config = pydantic_settings.SettingsConfigDict(
+        env_file=app_split_settings_utils.ENV_PATH,
+        env_file_encoding="utf-8",
+        extra="ignore",
+    )
+
+    debug: str = "false"
+    jwt_secret_key: pydantic.SecretStr = pydantic.Field(default=..., validation_alias="jwt_secret_key")
+
+    @pydantic.field_validator("debug")
+    def validate_debug(cls, v: str) -> bool:
+        return v.lower() == "true"

src/fastapi_app/lib/app/split_settings/utils.py

@@ -0,0 +1,4 @@
+import pathlib
+
+BASE_PATH = pathlib.Path(__file__).parent.parent.parent.parent.resolve()
+ENV_PATH = BASE_PATH / ".env"