mirror of
https://github.com/PluralKit/PluralKit.git
synced 2026-02-04 04:56:49 +00:00
154 lines
5.5 KiB
Rust
154 lines
5.5 KiB
Rust
use axum::{
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body::Body,
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extract::{Request as ExtractRequest, State},
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http::{Response, StatusCode, Uri},
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response::IntoResponse,
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routing::{delete, get, patch, post},
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Router,
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};
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use hyper_util::{
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client::legacy::{connect::HttpConnector, Client},
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rt::TokioExecutor,
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};
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use tracing::{error, info};
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mod endpoints;
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mod error;
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mod middleware;
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mod util;
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#[derive(Clone)]
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pub struct ApiContext {
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pub db: sqlx::postgres::PgPool,
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pub redis: fred::pool::RedisPool,
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rproxy_uri: String,
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rproxy_client: Client<HttpConnector, Body>,
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}
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async fn rproxy(
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State(ctx): State<ApiContext>,
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mut req: ExtractRequest<Body>,
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) -> Result<Response<Body>, StatusCode> {
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let path = req.uri().path();
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let path_query = req
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.uri()
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.path_and_query()
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.map(|v| v.as_str())
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.unwrap_or(path);
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let uri = format!("{}{}", ctx.rproxy_uri, path_query);
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*req.uri_mut() = Uri::try_from(uri).unwrap();
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Ok(ctx
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.rproxy_client
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.request(req)
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.await
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.map_err(|err| {
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error!("failed to serve reverse proxy to dotnet-api: {:?}", err);
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StatusCode::BAD_GATEWAY
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})?
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.into_response())
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}
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// this function is manually formatted for easier legibility of route_services
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#[rustfmt::skip]
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#[tokio::main]
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async fn main() -> anyhow::Result<()> {
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libpk::init_logging("api")?;
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libpk::init_metrics()?;
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info!("hello world");
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let db = libpk::db::init_data_db().await?;
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let redis = libpk::db::init_redis().await?;
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let rproxy_uri = Uri::from_static(&libpk::config.api.remote_url).to_string();
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let rproxy_client = hyper_util::client::legacy::Client::<(), ()>::builder(TokioExecutor::new())
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.build(HttpConnector::new());
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let ctx = ApiContext {
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db,
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redis,
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rproxy_uri: rproxy_uri[..rproxy_uri.len() - 1].to_string(),
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rproxy_client,
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};
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// processed upside down (???) so we have to put middleware at the end
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let app = Router::new()
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.route("/v2/systems/:system_id", get(rproxy))
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.route("/v2/systems/:system_id", patch(rproxy))
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.route("/v2/systems/:system_id/settings", get(rproxy))
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.route("/v2/systems/:system_id/settings", patch(rproxy))
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.route("/v2/systems/:system_id/members", get(rproxy))
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.route("/v2/members", post(rproxy))
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.route("/v2/members/:member_id", get(rproxy))
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.route("/v2/members/:member_id", patch(rproxy))
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.route("/v2/members/:member_id", delete(rproxy))
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.route("/v2/systems/:system_id/groups", get(rproxy))
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.route("/v2/groups", post(rproxy))
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.route("/v2/groups/:group_id", get(rproxy))
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.route("/v2/groups/:group_id", patch(rproxy))
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.route("/v2/groups/:group_id", delete(rproxy))
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.route("/v2/groups/:group_id/members", get(rproxy))
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.route("/v2/groups/:group_id/members/add", post(rproxy))
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.route("/v2/groups/:group_id/members/remove", post(rproxy))
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.route("/v2/groups/:group_id/members/overwrite", post(rproxy))
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.route("/v2/members/:member_id/groups", get(rproxy))
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.route("/v2/members/:member_id/groups/add", post(rproxy))
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.route("/v2/members/:member_id/groups/remove", post(rproxy))
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.route("/v2/members/:member_id/groups/overwrite", post(rproxy))
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.route("/v2/systems/:system_id/switches", get(rproxy))
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.route("/v2/systems/:system_id/switches", post(rproxy))
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.route("/v2/systems/:system_id/fronters", get(rproxy))
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.route("/v2/systems/:system_id/switches/:switch_id", get(rproxy))
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.route("/v2/systems/:system_id/switches/:switch_id", patch(rproxy))
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.route("/v2/systems/:system_id/switches/:switch_id/members", patch(rproxy))
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.route("/v2/systems/:system_id/switches/:switch_id", delete(rproxy))
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.route("/v2/systems/:system_id/guilds/:guild_id", get(rproxy))
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.route("/v2/systems/:system_id/guilds/:guild_id", patch(rproxy))
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.route("/v2/members/:member_id/guilds/:guild_id", get(rproxy))
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.route("/v2/members/:member_id/guilds/:guild_id", patch(rproxy))
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.route("/v2/systems/:system_id/autoproxy", get(rproxy))
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.route("/v2/systems/:system_id/autoproxy", patch(rproxy))
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.route("/v2/messages/:message_id", get(rproxy))
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.route("/private/meta", get(endpoints::private::meta))
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.route("/private/bulk_privacy/member", post(rproxy))
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.route("/private/bulk_privacy/group", post(rproxy))
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.route("/private/discord/callback", post(rproxy))
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.route("/v2/systems/:system_id/oembed.json", get(rproxy))
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.route("/v2/members/:member_id/oembed.json", get(rproxy))
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.route("/v2/groups/:group_id/oembed.json", get(rproxy))
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.layer(axum::middleware::from_fn(middleware::logger))
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.layer(middleware::ratelimit::ratelimiter(middleware::ratelimit::do_request_ratelimited)) // this sucks
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.layer(axum::middleware::from_fn_with_state(ctx.clone(), middleware::authnz))
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.layer(axum::middleware::from_fn(middleware::ignore_invalid_routes))
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.layer(axum::middleware::from_fn(middleware::cors))
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.layer(tower_http::catch_panic::CatchPanicLayer::custom(util::handle_panic))
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.with_state(ctx)
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.route("/", get(|| async { axum::response::Redirect::to("https://pluralkit.me/api") }));
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let addr: &str = libpk::config.api.addr.as_ref();
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let listener = tokio::net::TcpListener::bind(addr).await?;
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info!("listening on {}", addr);
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axum::serve(listener, app).await?;
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Ok(())
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}
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