churn/crates/churning/src/main.rs

use std::{path::PathBuf, sync::Arc};

use dagger_rust::build::{RustVersion, SlimImage};
use dagger_sdk::Query;

#[tokio::main]
async fn main() -> eyre::Result<()> {
    let client = dagger_sdk::connect().await?;

    let agent = build_container(client.clone(), "churn-agent").await?;
    let agent = agent
        .with_exec(vec!["churn-agent", "daemon", "--host", "0.0.0.0:3000"])
        .with_exposed_port(3000);
    let cli = build_container(client.clone(), "churn").await?;
    let server = build_container(client.clone(), "churn-server").await?;
    let server = server
        .with_exec(vec!["churn-server", "serve", "--host", "0.0.0.0:3000"])
        .with_exposed_port(3000);

    let churning = cli
        .with_service_binding("churn-agent", agent.id().await?)
        .with_service_binding("churn-server", server.id().await?)
        .with_exec(vec![
            "churn",
            "health",
            "--server",
            "http://churn-server:3000",
            "--agent",
            "http://churn-agent:3000",
        ]);

    let stdout = churning.stdout().await?;
    println!("{stdout}");
    let stderr = churning.stderr().await?;
    println!("{stderr}");

    churning.exit_code().await?;

    Ok(())
}

async fn build_container(
    client: Arc<Query>,
    bin_name: &str,
) -> eyre::Result<dagger_sdk::Container> {
    let crates = &["crates/*", "ci"];
    let debian_deps = &["libssl-dev", "pkg-config", "openssl", "git", "jq"];
    let debian_image = "debian:bullseye".to_string();

    let images = dagger_rust::build::RustBuild::new(client.clone())
        .build_release(
            None::<PathBuf>,
            RustVersion::Nightly,
            crates,
            debian_deps,
            vec![SlimImage::Debian {
                image: debian_image,
                deps: debian_deps
                    .iter()
                    .map(|s| s.to_string())
                    .collect::<Vec<_>>(),
                architecture: dagger_rust::build::BuildArchitecture::Amd64,
            }],
            &bin_name,
        )
        .await?;

    Ok(images.first().take().unwrap().clone())
}