79 lines
2.8 KiB
Rust
79 lines
2.8 KiB
Rust
use crate::service_discovery::get_service_address;
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use auth_service::auth::auth_service_server::AuthServiceServer;
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use auth_service::database_client::DatabaseClient;
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use auth_service::database_client::DatabaseClientTrait;
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use auth_service::grpc::MyAuthService;
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use dotenv::dotenv;
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use std::env;
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use std::net::ToSocketAddrs;
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use std::str::FromStr;
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use tokio::{select, signal};
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use tonic::transport::Server;
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use tracing::{info, Level};
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use warp::Filter;
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mod consul_registration;
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mod service_discovery;
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#[tokio::main]
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async fn main() -> Result<(), Box<dyn std::error::Error>> {
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// Load environment variables from .env
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dotenv().ok();
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tracing_subscriber::fmt()
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.with_max_level(Level::from_str(&env::var("LOG_LEVEL").unwrap_or_else(|_| "info".to_string())).unwrap_or_else(|_| Level::INFO))
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.init();
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// Set the gRPC server address
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let addr = env::var("AUTH_SERVICE_ADDR").unwrap_or_else(|_| "127.0.0.1".to_string());
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let port = env::var("AUTH_SERVICE_PORT").unwrap_or_else(|_| "50051".to_string());
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let consul_url = env::var("CONSUL_URL").unwrap_or_else(|_| "http://127.0.0.1:8500".to_string());
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let service_name = env::var("SERVICE_NAME").unwrap_or_else(|_| "auth-service".to_string());
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let service_address = addr.as_str();
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let service_port = port.clone();
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let health_check_url = format!("http://{}:{}/health", service_address, service_port);
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let health_check_endpoint_addr = format!("{}:8081", service_address);
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let db_address = get_service_address(&consul_url, "database-service").await?;
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// Register service with Consul
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consul_registration::register_service(
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&consul_url,
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service_name.as_str(),
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service_address,
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service_port.parse().unwrap_or(50052),
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&health_check_url,
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)
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.await?;
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// Start health-check endpoint
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let health_route = warp::path!("health")
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.map(|| warp::reply::with_status("OK", warp::http::StatusCode::OK));
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tokio::spawn(warp::serve(health_route).run(health_check_endpoint_addr.to_socket_addrs()?.next().unwrap()));
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let db_url = format!("http://{}:{}", db_address.Address, db_address.Port);
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let database_client = DatabaseClient::connect(&db_url).await?;
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let full_addr = format!("{}:{}", &addr, port);
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let address = full_addr.parse().expect("Invalid address");
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let auth_service = MyAuthService {
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db_client: database_client,
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};
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println!("Authentication Service running on {}", addr);
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// Start the gRPC server
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tokio::spawn(Server::builder()
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.add_service(AuthServiceServer::new(auth_service))
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.serve(address));
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select! {
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_ = signal::ctrl_c() => {},
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}
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consul_registration::deregister_service(&consul_url, service_name.as_str()).await.expect("");
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info!("service {} deregistered", service_name);
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Ok(())
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}
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