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Prefer IPv4, bind to IPv4 socket on all interfaces #4

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Prefer IPv4, bind to IPv4 socket on all interfaces #4

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46 changes: 25 additions & 21 deletions src/client.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -151,37 +151,41 @@ pub async fn run(
submission_response_handler: Arc<dyn SubmissionResponseHandler>,
) -> Result<()> {
let _ = rustls::crypto::aws_lc_rs::default_provider().install_default();
let mut endpoint = Endpoint::client(SocketAddr::from_str(&client_address)?)?;

// resolve/prefer ipv4
let host = server_address
.rsplitn(2, ':')
.last()
.unwrap_or(&server_address)
.trim_matches(|c| c == '[' || c == ']');

let remote_address = tokio::net::lookup_host(server_address.as_str())
.await?
.find(|a| a.is_ipv4())
.ok_or_else(|| anyhow::anyhow!("no IPv4 address for {}", server_address))?;

// bind to an ipv4 socket
let bind_addr: SocketAddr = SocketAddr::from_str(&client_address)
.ok()
.filter(|a| a.is_ipv4())
.unwrap_or_else(|| "0.0.0.0:0".parse().unwrap());

let mut endpoint = quinn::Endpoint::client(bind_addr)?;

if !insecure {
let config = ClientConfig::with_platform_verifier();
let config = quinn::ClientConfig::with_platform_verifier();
endpoint.set_default_client_config(config);
} else {
let crypto = rustls::ClientConfig::builder()
.dangerous()
.with_custom_certificate_verifier(SkipServerVerification::new())
.with_custom_certificate_verifier(crate::insecure::SkipServerVerification::new())
.with_no_client_auth();
endpoint.set_default_client_config(ClientConfig::new(Arc::new(
QuicClientConfig::try_from(crypto)?,
endpoint.set_default_client_config(quinn::ClientConfig::new(Arc::new(
quinn::crypto::rustls::QuicClientConfig::try_from(crypto)?,
)));
}

let remote_address = tokio::net::lookup_host(server_address.as_str())
.await?
.next()
.ok_or_else(|| anyhow::anyhow!("no addresses for {}", server_address))?;

let host = server_address
.rsplitn(2, ':')
.last()
.unwrap_or(&server_address)
.trim_matches(|c| c == '[' || c == ']');

info!("Connecting to nockpool at {}", server_address);

let connection = endpoint
.connect(remote_address, host)?
.await?;
let connection = endpoint.connect(remote_address, host)?.await?;

info!("Connected to nockpool at {}", server_address);
let mut client = QuiverClient::new(connection, key, device_info, new_job_consumer, submission_provider, submission_response_handler);
Expand Down