2021-12-19 16:43:13 +00:00
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mod api;
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2021-07-12 20:14:39 +00:00
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mod auth;
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2021-08-06 02:06:50 +00:00
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mod db;
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2021-07-12 20:14:39 +00:00
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mod env;
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mod rpc;
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2021-10-04 22:06:12 +00:00
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use ::rpc::Peer;
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2022-04-25 00:02:14 +00:00
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use axum::{body::Body, http::StatusCode, response::IntoResponse, Router};
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2022-02-17 16:04:04 +00:00
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use db::{Db, PostgresDb};
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2022-04-24 17:08:25 +00:00
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2022-04-21 14:57:49 +00:00
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use serde::Deserialize;
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2022-04-24 16:45:20 +00:00
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use std::{net::TcpListener, sync::Arc};
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2021-07-12 20:14:39 +00:00
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#[derive(Default, Deserialize)]
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pub struct Config {
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pub http_port: u16,
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pub database_url: String,
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2021-12-19 16:43:13 +00:00
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pub api_token: String,
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2021-07-12 20:14:39 +00:00
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}
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pub struct AppState {
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2022-02-17 16:04:04 +00:00
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db: Arc<dyn Db>,
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2022-04-26 02:05:09 +00:00
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api_token: String,
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2021-07-12 20:14:39 +00:00
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}
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impl AppState {
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2022-04-22 19:33:19 +00:00
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async fn new(config: Config) -> Result<Arc<Self>> {
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2022-02-17 16:04:04 +00:00
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let db = PostgresDb::new(&config.database_url, 5).await?;
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2021-07-12 20:14:39 +00:00
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let this = Self {
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2022-02-17 16:04:04 +00:00
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db: Arc::new(db),
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2022-04-26 02:05:09 +00:00
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api_token: config.api_token.clone(),
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2021-07-12 20:14:39 +00:00
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};
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Ok(Arc::new(this))
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}
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}
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2022-04-22 19:33:19 +00:00
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#[tokio::main]
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async fn main() -> Result<()> {
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2022-04-08 16:06:51 +00:00
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if std::env::var("LOG_JSON").is_ok() {
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json_env_logger::init();
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} else {
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2022-04-22 19:33:19 +00:00
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env_logger::init();
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2022-04-08 16:06:51 +00:00
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}
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2021-07-12 20:14:39 +00:00
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if let Err(error) = env::load_dotenv() {
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log::error!(
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"error loading .env.toml (this is expected in production): {}",
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error
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);
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}
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let config = envy::from_env::<Config>().expect("error loading config");
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let state = AppState::new(config).await?;
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let rpc = Peer::new();
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run_server(
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state.clone(),
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rpc,
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2022-04-26 02:05:09 +00:00
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TcpListener::bind(&format!("0.0.0.0:{}", config.http_port))
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2022-04-23 00:46:31 +00:00
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.expect("failed to bind TCP listener"),
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2021-07-12 20:14:39 +00:00
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)
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.await?;
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Ok(())
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}
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2022-04-24 16:45:20 +00:00
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pub async fn run_server(
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state: Arc<AppState>,
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peer: Arc<Peer>,
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listener: TcpListener,
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) -> Result<()> {
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2022-04-24 17:08:25 +00:00
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// TODO: Compression on API routes?
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// TODO: Authenticate API routes.
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2021-09-29 17:15:19 +00:00
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2022-04-26 02:05:09 +00:00
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let app = Router::<Body>::new().merge(api::routes(state.clone()));
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2022-04-24 17:08:25 +00:00
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// TODO: Add rpc routes
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2021-07-12 20:14:39 +00:00
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2022-04-24 17:08:25 +00:00
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axum::Server::from_tcp(listener)?
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.serve(app.into_make_service())
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.await?;
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2021-07-12 20:14:39 +00:00
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Ok(())
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}
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2022-04-25 00:02:14 +00:00
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2022-04-25 23:51:13 +00:00
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pub type Result<T> = std::result::Result<T, Error>;
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2022-04-25 00:02:14 +00:00
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2022-04-25 23:51:13 +00:00
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pub enum Error {
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Http(StatusCode, String),
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Internal(anyhow::Error),
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}
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2022-04-25 00:02:14 +00:00
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impl<E> From<E> for Error
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where
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E: Into<anyhow::Error>,
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{
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fn from(error: E) -> Self {
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2022-04-25 23:51:13 +00:00
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Self::Internal(error.into())
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2022-04-25 00:02:14 +00:00
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}
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}
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impl IntoResponse for Error {
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fn into_response(self) -> axum::response::Response {
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2022-04-25 23:51:13 +00:00
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match self {
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Error::Http(code, message) => (code, message).into_response(),
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Error::Internal(error) => {
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(StatusCode::INTERNAL_SERVER_ERROR, format!("{}", &error)).into_response()
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}
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}
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2022-04-25 00:02:14 +00:00
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}
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}
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impl std::fmt::Debug for Error {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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2022-04-25 23:51:13 +00:00
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match self {
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Error::Http(code, message) => (code, message).fmt(f),
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Error::Internal(error) => error.fmt(f),
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}
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2022-04-25 00:02:14 +00:00
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}
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}
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impl std::fmt::Display for Error {
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fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
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2022-04-25 23:51:13 +00:00
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match self {
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Error::Http(code, message) => write!(f, "{code}: {message}"),
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Error::Internal(error) => error.fmt(f),
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}
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2022-04-25 00:02:14 +00:00
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}
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}
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