Files
oak-gpui/crates/collab/src/main.rs
T
2022-04-26 11:15:41 -06:00

115 lines
2.7 KiB
Rust

mod api;
mod auth;
mod db;
mod env;
mod rpc;
use axum::{body::Body, http::StatusCode, response::IntoResponse, Router};
use db::{Db, PostgresDb};
use serde::Deserialize;
use std::{
net::{SocketAddr, TcpListener},
sync::Arc,
};
#[derive(Default, Deserialize)]
pub struct Config {
pub http_port: u16,
pub database_url: String,
pub api_token: String,
}
pub struct AppState {
db: Arc<dyn Db>,
api_token: String,
}
impl AppState {
async fn new(config: &Config) -> Result<Arc<Self>> {
let db = PostgresDb::new(&config.database_url, 5).await?;
let this = Self {
db: Arc::new(db),
api_token: config.api_token.clone(),
};
Ok(Arc::new(this))
}
}
#[tokio::main]
async fn main() -> Result<()> {
if std::env::var("LOG_JSON").is_ok() {
json_env_logger::init();
} else {
env_logger::init();
}
if let Err(error) = env::load_dotenv() {
log::error!(
"error loading .env.toml (this is expected in production): {}",
error
);
}
let config = envy::from_env::<Config>().expect("error loading config");
let state = AppState::new(&config).await?;
let listener = TcpListener::bind(&format!("0.0.0.0:{}", config.http_port))
.expect("failed to bind TCP listener");
let app = Router::<Body>::new()
.merge(api::routes(state.clone()))
.merge(rpc::routes(state));
axum::Server::from_tcp(listener)?
.serve(app.into_make_service_with_connect_info::<SocketAddr>())
.await?;
Ok(())
}
pub type Result<T, E = Error> = std::result::Result<T, E>;
pub enum Error {
Http(StatusCode, String),
Internal(anyhow::Error),
}
impl<E> From<E> for Error
where
E: Into<anyhow::Error>,
{
fn from(error: E) -> Self {
Self::Internal(error.into())
}
}
impl IntoResponse for Error {
fn into_response(self) -> axum::response::Response {
match self {
Error::Http(code, message) => (code, message).into_response(),
Error::Internal(error) => {
(StatusCode::INTERNAL_SERVER_ERROR, format!("{}", &error)).into_response()
}
}
}
}
impl std::fmt::Debug for Error {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
Error::Http(code, message) => (code, message).fmt(f),
Error::Internal(error) => error.fmt(f),
}
}
}
impl std::fmt::Display for Error {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
match self {
Error::Http(code, message) => write!(f, "{code}: {message}"),
Error::Internal(error) => error.fmt(f),
}
}
}