Files
zavrsni-rad-otel-app/backend/app/core/config.py

136 lines
4.6 KiB
Python

from __future__ import annotations
from functools import lru_cache
from urllib.parse import quote_plus
from pydantic import Field
from pydantic_settings import BaseSettings, SettingsConfigDict
class Settings(BaseSettings):
model_config = SettingsConfigDict(
env_file=".env",
env_file_encoding="utf-8",
extra="ignore",
)
app_name: str = "otel-bi-backend"
app_env: str = "dev"
log_level: str = "INFO"
api_host: str = "0.0.0.0"
api_port: int = 8000
cors_origins: str = "http://localhost:5173"
request_timeout_seconds: float = 20.0
mssql_host: str = "localhost"
mssql_port: int = 1433
mssql_username: str = "sa"
mssql_password: str = "Password!123"
mssql_driver: str = "ODBC Driver 18 for SQL Server"
mssql_trust_server_certificate: bool = False
wwi_database: str = "WorldWideImporters"
aw_database: str = "AdventureWorks2022DWH"
wwi_connection_string: str | None = None
aw_connection_string: str | None = None
postgres_host: str = "localhost"
postgres_port: int = 5432
postgres_database: str = "otel_bi_app"
postgres_username: str = "otel_bi_app"
postgres_password: str = "otel_bi_app"
postgres_sslmode: str = "require"
postgres_connection_string: str | None = None
postgres_required: bool = True
query_service_url: str = "http://localhost:8101"
analytics_service_url: str = "http://localhost:8102"
persistence_service_url: str = "http://localhost:8103"
require_frontend_auth: bool = True
frontend_jwt_issuer_url: str = ""
frontend_jwt_audience: str = ""
frontend_jwt_jwks_url: str | None = None
frontend_jwt_algorithm: str = "RS256"
frontend_required_scopes: str = ""
frontend_clock_skew_seconds: int = Field(default=30, ge=0, le=300)
internal_service_auth_enabled: bool = True
internal_service_shared_secret: str = "change-me"
internal_service_token_ttl_seconds: int = Field(default=120, ge=30, le=900)
internal_service_token_audience: str = "bi-internal"
internal_service_allowed_issuers: str = "api-gateway"
internal_token_clock_skew_seconds: int = Field(default=15, ge=0, le=120)
otel_service_name: str = "otel-bi-backend"
otel_service_namespace: str = "final-thesis"
otel_collector_endpoint: str = "http://localhost:4318"
otel_export_timeout_ms: int = 10000
forecast_horizon_days: int = Field(default=30, ge=7, le=180)
default_history_days: int = Field(default=365, ge=30, le=1460)
ranking_default_top_n: int = Field(default=10, ge=3, le=100)
storage_default_limit: int = Field(default=50, ge=10, le=500)
@property
def cors_origins_list(self) -> list[str]:
return [
origin.strip() for origin in self.cors_origins.split(",") if origin.strip()
]
@property
def frontend_required_scopes_list(self) -> list[str]:
return [
scope.strip()
for scope in self.frontend_required_scopes.split(" ")
if scope.strip()
]
@property
def internal_service_allowed_issuers_list(self) -> list[str]:
return [
issuer.strip()
for issuer in self.internal_service_allowed_issuers.split(",")
if issuer.strip()
]
def _build_mssql_connection_url(self, database: str) -> str:
driver = quote_plus(self.mssql_driver)
user = quote_plus(self.mssql_username)
password = quote_plus(self.mssql_password)
trust_cert = "yes" if self.mssql_trust_server_certificate else "no"
return (
f"mssql+pyodbc://{user}:{password}@{self.mssql_host}:{self.mssql_port}/{database}"
f"?driver={driver}&TrustServerCertificate={trust_cert}&ApplicationIntent=ReadOnly"
)
@property
def wwi_connection_url(self) -> str:
return self.wwi_connection_string or self._build_mssql_connection_url(
self.wwi_database
)
@property
def aw_connection_url(self) -> str:
return self.aw_connection_string or self._build_mssql_connection_url(
self.aw_database
)
@property
def postgres_connection_url(self) -> str:
if self.postgres_connection_string:
return self.postgres_connection_string
user = quote_plus(self.postgres_username)
password = quote_plus(self.postgres_password)
return (
f"postgresql+psycopg://{user}:{password}@{self.postgres_host}:{self.postgres_port}/"
f"{self.postgres_database}?sslmode={self.postgres_sslmode}"
)
@lru_cache
def get_settings() -> Settings:
return Settings()
settings = get_settings()