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|
mod cnfg;
mod server;
mod state;
use std::net::{Ipv6Addr, SocketAddr};
use crate::{server::error::AppError, state::AppState};
use axum::http::header::CONTENT_TYPE;
use clap::Parser;
use tower::{make::Shared, steer::Steer};
use tracing::{error, info};
use warden_stack::{Configuration, Services, tracing::Tracing};
/// warden-config
#[derive(Parser, Debug)]
#[command(version, about, long_about = None)]
struct Args {
/// Path to config file
#[arg(short, long)]
config_file: Option<std::path::PathBuf>,
}
#[tokio::main]
async fn main() -> Result<(), AppError> {
let args = Args::parse();
let config = include_str!("../warden-config.toml");
let mut config = config::Config::builder()
.add_source(config::File::from_str(config, config::FileFormat::Toml));
if let Some(cf) = args.config_file.as_ref().and_then(|v| v.to_str()) {
config = config.add_source(config::File::new(cf, config::FileFormat::Toml));
};
let mut config: Configuration = config.build()?.try_deserialize()?;
config.application.name = env!("CARGO_CRATE_NAME").into();
config.application.version = env!("CARGO_PKG_VERSION").into();
let tracing = Tracing::builder()
.opentelemetry(&config.application, &config.monitoring)?
.loki(&config.application, &config.monitoring)?
.build(&config.monitoring);
let provider = tracing.otel_provider;
tokio::spawn(tracing.loki_task);
let mut services = Services::builder()
.postgres(&config.database)
.await
.inspect_err(|e| error!("database: {e}"))?
.nats_jetstream(&config.nats)
.await
.inspect_err(|e| error!("nats: {e}"))?
.cache(&config.cache)
.await
.inspect_err(|e| error!("cache: {e}"))?
.build();
let postgres = services
.postgres
.take()
.ok_or_else(|| anyhow::anyhow!("database is not ready"))?;
let cache = services
.cache
.take()
.ok_or_else(|| anyhow::anyhow!("cache is not ready"))?;
let jetstream = services
.jetstream
.take()
.ok_or_else(|| anyhow::anyhow!("jetstream is not ready"))?;
let state = AppState::create(
crate::state::Services {
postgres,
cache,
jetstream,
},
&config,
)
.await?;
let (app, grpc_server) = server::serve(state)?;
let service = Steer::new(
vec![app, grpc_server],
|req: &axum::extract::Request, _services: &[_]| {
if req
.headers()
.get(CONTENT_TYPE)
.map(|content_type| content_type.as_bytes())
.filter(|content_type| content_type.starts_with(b"application/grpc"))
.is_some()
{
// grpc service
1
} else {
// http service
0
}
},
);
let addr = SocketAddr::from((Ipv6Addr::UNSPECIFIED, config.application.port));
let listener = tokio::net::TcpListener::bind(addr).await?;
info!(port = addr.port(), "starting config-api");
axum::serve(listener, Shared::new(service)).await?;
Ok(())
}
|
