Add bind address config

1 files changed, 9 insertions, 2 deletions

diff --git a/src/main.rs b/src/main.rs
index a80a12f..4f34c0c 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -6,12 +6,16 @@ mod models;
 #[cfg(test)]
 mod tests;
 
+use std::env;
+
 use axum::{Router, routing::get};
 use dotenvy::dotenv;
 use sqlx::PgPool;
 
 use crate::error::AppError;
 
+const BIND_ADDRESS_FALLBACK: &str = "127.0.0.1:8991";
+
 fn router(pool: PgPool) -> Router {
     Router::new()
         .route("/health", get(handlers::health))
@@ -38,8 +42,11 @@ async fn main() -> anyhow::Result<()> {
     dotenv().ok();
     let pool = db::connect().await?;
     let app = router(pool);
-    let listener = tokio::net::TcpListener::bind("0.0.0.0:3000").await?;
-    tracing::info!("listening at 0.0.0.0:3000");
+    let listener = tokio::net::TcpListener::bind(
+        env::var("HEALTH_BIND_ADDRESS").unwrap_or_else(|_| BIND_ADDRESS_FALLBACK.to_string()),
+    )
+    .await?;
+    tracing::info!("listening at {}", listener.local_addr()?);
     axum::serve(listener, app).await?;
     Ok(())
 }