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Allow binding to a specific address #120

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Merged
t-aleksander merged 1 commit into from
Jun 30, 2025
Merged

Allow binding to a specific address #120

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8 changes: 7 additions & 1 deletion src/config.rs
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
use std::{fs::read_to_string, path::PathBuf};
use std::{fs::read_to_string, net::IpAddr, path::PathBuf};

use clap::Parser;
use log::LevelFilter;
Expand Down Expand Up @@ -53,6 +53,12 @@ pub struct Config {
#[arg(long = "config", short)]
#[serde(skip)]
config_path: Option<PathBuf>,

#[arg(long, env = "DEFGUARD_HTTP_BIND_ADDRESS")]
pub http_bind_address: Option<IpAddr>,

#[arg(long, env = "DEFGUARD_GRPC_BIND_ADDRESS")]
pub grpc_bind_address: Option<IpAddr>,
}

#[derive(thiserror::Error, Debug)]
Expand Down
14 changes: 12 additions & 2 deletions src/http.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -149,7 +149,12 @@ pub async fn run_server(config: Config) -> anyhow::Result<()> {
// Start gRPC server.
debug!("Spawning gRPC server");
tasks.spawn(async move {
let addr = SocketAddr::new(IpAddr::V4(Ipv4Addr::UNSPECIFIED), config.grpc_port);
let addr = SocketAddr::new(
config
.grpc_bind_address
.unwrap_or(IpAddr::V4(Ipv4Addr::UNSPECIFIED)),
config.grpc_port,
);
info!("gRPC server is listening on {addr}");
let mut builder = if let (Some(cert), Some(key)) = (grpc_cert, grpc_key) {
let identity = Identity::from_pem(cert, key);
Expand Down Expand Up @@ -244,7 +249,12 @@ pub async fn run_server(config: Config) -> anyhow::Result<()> {
// Start web server.
debug!("Spawning API web server");
tasks.spawn(async move {
let addr = SocketAddr::new(IpAddr::V4(Ipv4Addr::UNSPECIFIED), config.http_port);
let addr = SocketAddr::new(
config
.http_bind_address
.unwrap_or(IpAddr::V4(Ipv4Addr::UNSPECIFIED)),
config.http_port,
);
let listener = TcpListener::bind(&addr).await?;
info!("API web server is listening on {addr}");
serve(
Expand Down
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