- add: initial database and auth services

auth-service/src/main.rs

@@ -0,0 +1,45 @@
+use dotenv::dotenv;
+use std::env;
+use tonic::transport::Server;
+use auth_service::grpc::MyAuthService;
+use auth_service::database_client::DatabaseClient;
+use auth_service::auth::auth_service_server::AuthServiceServer;
+
+pub mod auth {
+    tonic::include_proto!("auth"); // Path matches the package name in auth.proto
+}
+pub mod database {
+    tonic::include_proto!("database"); // Matches package name in database.proto
+}
+
+#[tokio::main]
+async fn main() -> Result<(), Box<dyn std::error::Error>> {
+    // Load environment variables from .env
+    dotenv().ok();
+
+    tracing_subscriber::fmt()
+        .with_env_filter(tracing_subscriber::EnvFilter::from_default_env())
+        .with_thread_names(true)
+        .with_timer(tracing_subscriber::fmt::time::ChronoLocal::rfc_3339())
+        .init();
+
+    // Set the gRPC server address
+    let addr = env::var("AUTH_SERVICE_ADDR").unwrap_or_else(|_| "127.0.0.1:50051".to_string());
+    let db_addr = env::var("DATABASE_SERVICE_ADDR").unwrap_or_else(|_| "http://127.0.0.1:50052".to_string());
+    let database_client = DatabaseClient::connect(&db_addr).await?;
+
+    let addr = addr.parse().expect("Invalid address");
+    let auth_service = MyAuthService {
+        db_client: database_client,
+    };
+
+    println!("Authentication Service running on {}", addr);
+
+    // Start the gRPC server
+    Server::builder()
+        .add_service(AuthServiceServer::new(auth_service))
+        .serve(addr)
+        .await?;
+
+    Ok(())
+}