84 lines
3.0 KiB
Rust
84 lines
3.0 KiB
Rust
use database::database_service_server::DatabaseServiceServer;
|
|
use database_service::database;
|
|
use database_service::db::Database;
|
|
use database_service::grpc::MyDatabaseService;
|
|
use database_service::redis_cache::RedisCache;
|
|
use dotenv::dotenv;
|
|
use sqlx::postgres::PgPoolOptions;
|
|
use std::env;
|
|
use std::net::ToSocketAddrs;
|
|
use std::str::FromStr;
|
|
use std::sync::Arc;
|
|
use tokio::{select, signal};
|
|
use tonic::transport::Server;
|
|
use tracing::{info, Level};
|
|
use warp::Filter;
|
|
|
|
mod consul_registration;
|
|
|
|
#[tokio::main]
|
|
async fn main() -> Result<(), Box<dyn std::error::Error>> {
|
|
dotenv().ok();
|
|
tracing_subscriber::fmt()
|
|
.with_max_level(Level::from_str(&env::var("LOG_LEVEL").unwrap_or_else(|_| "info".to_string())).unwrap_or_else(|_| Level::INFO))
|
|
.init();
|
|
|
|
let addr = env::var("DATABASE_SERVICE_ADDR").unwrap_or_else(|_| "127.0.0.1".to_string());
|
|
let port = env::var("DATABASE_SERVICE_PORT").unwrap_or_else(|_| "50052".to_string());
|
|
let database_url = std::env::var("DATABASE_URL").expect("DATABASE_URL must be set");
|
|
let redis_url = std::env::var("REDIS_URL").unwrap_or_else(|_| "redis://127.0.0.1:6379".to_string());
|
|
|
|
let consul_url = env::var("CONSUL_URL").unwrap_or_else(|_| "http://127.0.0.1:8500".to_string());
|
|
let service_name = env::var("SERVICE_NAME").unwrap_or_else(|_| "database-service".to_string());
|
|
let service_address = addr.as_str();
|
|
let service_port = port.clone();
|
|
let health_check_url = format!("http://{}:{}/health", service_address, service_port);
|
|
let health_check_endpoint_addr = format!("{}:8080", service_address);
|
|
|
|
// Register service with Consul
|
|
consul_registration::register_service(
|
|
&consul_url,
|
|
service_name.as_str(),
|
|
service_address,
|
|
service_port.parse().unwrap_or(50052),
|
|
&health_check_url,
|
|
)
|
|
.await?;
|
|
|
|
// Start health-check endpoint
|
|
let health_route = warp::path!("health")
|
|
.map(|| warp::reply::with_status("OK", warp::http::StatusCode::OK));
|
|
|
|
|
|
tokio::spawn(warp::serve(health_route).run(health_check_endpoint_addr.to_socket_addrs()?.next().unwrap()));
|
|
|
|
let full_addr = format!("{}:{}", &addr, port);
|
|
let address = full_addr.parse().expect("Invalid address");
|
|
let pool = PgPoolOptions::new()
|
|
.max_connections(5)
|
|
.connect(&database_url)
|
|
.await
|
|
.expect("Failed to create PostgreSQL connection pool");
|
|
|
|
let redis_cache = RedisCache::new(&redis_url);
|
|
|
|
let cache = Arc::new(redis_cache); // Share the cache instance between tasks
|
|
let database_service = MyDatabaseService {
|
|
db: Database::new(pool, cache).await,
|
|
};
|
|
|
|
// Pass `shared_cache` into services as needed
|
|
info!("Database Service running on {}", address);
|
|
tokio::spawn(Server::builder()
|
|
.add_service(DatabaseServiceServer::new(database_service))
|
|
.serve(address));
|
|
|
|
select! {
|
|
_ = signal::ctrl_c() => {},
|
|
}
|
|
|
|
consul_registration::deregister_service(&consul_url, service_name.as_str()).await.expect("");
|
|
info!("service {} deregistered", service_name);
|
|
Ok(())
|
|
}
|