main.rs

  1mod api;
  2mod auth;
  3mod db;
  4mod env;
  5mod rpc;
  6
  7#[cfg(test)]
  8mod integration_tests;
  9
 10use axum::{body::Body, Router};
 11use collab::{Error, Result};
 12use db::{Db, PostgresDb};
 13use serde::Deserialize;
 14use std::{
 15    net::{SocketAddr, TcpListener},
 16    sync::Arc,
 17    time::Duration,
 18};
 19use tracing_log::LogTracer;
 20use tracing_subscriber::{filter::EnvFilter, fmt::format::JsonFields, Layer};
 21use util::ResultExt;
 22
 23#[derive(Default, Deserialize)]
 24pub struct Config {
 25    pub http_port: u16,
 26    pub database_url: String,
 27    pub api_token: String,
 28    pub invite_link_prefix: String,
 29    pub honeycomb_api_key: Option<String>,
 30    pub honeycomb_dataset: Option<String>,
 31    pub rust_log: Option<String>,
 32    pub log_json: Option<bool>,
 33}
 34
 35pub struct AppState {
 36    db: Arc<dyn Db>,
 37    api_token: String,
 38    invite_link_prefix: String,
 39}
 40
 41impl AppState {
 42    async fn new(config: &Config) -> Result<Arc<Self>> {
 43        let db = PostgresDb::new(&config.database_url, 5).await?;
 44        let this = Self {
 45            db: Arc::new(db),
 46            api_token: config.api_token.clone(),
 47            invite_link_prefix: config.invite_link_prefix.clone(),
 48        };
 49        Ok(Arc::new(this))
 50    }
 51}
 52
 53#[tokio::main]
 54async fn main() -> Result<()> {
 55    if let Err(error) = env::load_dotenv() {
 56        eprintln!(
 57            "error loading .env.toml (this is expected in production): {}",
 58            error
 59        );
 60    }
 61
 62    let config = envy::from_env::<Config>().expect("error loading config");
 63    init_tracing(&config);
 64    let state = AppState::new(&config).await?;
 65
 66    let listener = TcpListener::bind(&format!("0.0.0.0:{}", config.http_port))
 67        .expect("failed to bind TCP listener");
 68    let rpc_server = rpc::Server::new(state.clone(), None);
 69
 70    rpc_server.start_recording_project_activity(Duration::from_secs(5 * 60), rpc::RealExecutor);
 71
 72    let app = Router::<Body>::new()
 73        .merge(api::routes(&rpc_server, state.clone()))
 74        .merge(rpc::routes(rpc_server));
 75
 76    axum::Server::from_tcp(listener)?
 77        .serve(app.into_make_service_with_connect_info::<SocketAddr>())
 78        .await?;
 79
 80    Ok(())
 81}
 82
 83pub fn init_tracing(config: &Config) -> Option<()> {
 84    use std::str::FromStr;
 85    use tracing_subscriber::layer::SubscriberExt;
 86    let rust_log = config.rust_log.clone()?;
 87
 88    LogTracer::init().log_err()?;
 89
 90    let subscriber = tracing_subscriber::Registry::default()
 91        .with(if config.log_json.unwrap_or(false) {
 92            Box::new(
 93                tracing_subscriber::fmt::layer()
 94                    .fmt_fields(JsonFields::default())
 95                    .event_format(
 96                        tracing_subscriber::fmt::format()
 97                            .json()
 98                            .flatten_event(true)
 99                            .with_span_list(true),
100                    ),
101            ) as Box<dyn Layer<_> + Send + Sync>
102        } else {
103            Box::new(
104                tracing_subscriber::fmt::layer()
105                    .event_format(tracing_subscriber::fmt::format().pretty()),
106            )
107        })
108        .with(EnvFilter::from_str(rust_log.as_str()).log_err()?);
109
110    tracing::subscriber::set_global_default(subscriber).unwrap();
111
112    None
113}