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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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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2022-04-29 14:23:23 +00:00
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use opentelemetry::sdk::metrics::PushController;
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2022-04-21 14:57:49 +00:00
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use serde::Deserialize;
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2022-04-26 17:15:41 +00:00
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use std::{
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net::{SocketAddr, TcpListener},
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sync::Arc,
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};
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2022-04-29 14:23:23 +00:00
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use tokio_stream::wrappers::IntervalStream;
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2022-04-27 21:26:54 +00:00
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use tracing::metadata::LevelFilter;
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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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2022-04-22 17:55:10 +00:00
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pub honeycomb_api_key: Option<String>,
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pub honeycomb_dataset: Option<String>,
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2022-04-27 21:26:54 +00:00
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pub trace_level: Option<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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2022-04-26 02:12:32 +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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2022-04-28 15:45:59 +00:00
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env_logger::init();
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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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2022-04-29 14:23:23 +00:00
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let _metrics_push_controller = init_telemetry(&config);
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2022-04-26 02:12:32 +00:00
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let state = AppState::new(&config).await?;
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2021-09-29 17:15:19 +00:00
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2022-04-26 02:21:43 +00:00
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let listener = TcpListener::bind(&format!("0.0.0.0:{}", config.http_port))
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.expect("failed to bind TCP listener");
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2022-04-26 02:05:09 +00:00
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2022-04-26 02:21:43 +00:00
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let app = Router::<Body>::new()
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2022-04-26 17:15:41 +00:00
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.merge(api::routes(state.clone()))
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.merge(rpc::routes(state));
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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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2022-04-26 17:15:41 +00:00
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.serve(app.into_make_service_with_connect_info::<SocketAddr>())
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2022-04-24 17:08:25 +00:00
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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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2022-04-26 17:15:41 +00:00
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pub type Result<T, E = Error> = std::result::Result<T, E>;
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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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2022-04-22 17:55:10 +00:00
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2022-04-29 14:23:23 +00:00
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pub fn init_telemetry(config: &Config) -> Option<PushController> {
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2022-04-27 17:48:43 +00:00
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use opentelemetry::KeyValue;
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2022-04-22 17:55:10 +00:00
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use opentelemetry_otlp::WithExportConfig;
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2022-04-27 21:26:54 +00:00
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use std::str::FromStr;
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2022-04-27 17:48:43 +00:00
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use tracing_opentelemetry::OpenTelemetryLayer;
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use tracing_subscriber::layer::SubscriberExt;
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2022-04-22 17:55:10 +00:00
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let (honeycomb_api_key, honeycomb_dataset) = config
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.honeycomb_api_key
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.clone()
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.zip(config.honeycomb_dataset.clone())?;
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let mut metadata = tonic::metadata::MetadataMap::new();
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metadata.insert("x-honeycomb-team", honeycomb_api_key.parse().unwrap());
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2022-04-29 14:23:23 +00:00
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let service_name = KeyValue::new("service.name", honeycomb_dataset.clone());
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2022-04-27 17:48:43 +00:00
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let tracer = opentelemetry_otlp::new_pipeline()
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2022-04-22 17:55:10 +00:00
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.tracing()
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.with_exporter(
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opentelemetry_otlp::new_exporter()
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.tonic()
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2022-04-27 15:58:55 +00:00
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.with_endpoint("https://api.honeycomb.io")
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2022-04-29 14:23:23 +00:00
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.with_metadata(metadata.clone()),
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)
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.with_trace_config(
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opentelemetry::sdk::trace::config()
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.with_resource(opentelemetry::sdk::Resource::new([service_name.clone()])),
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2022-04-22 17:55:10 +00:00
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)
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.install_batch(opentelemetry::runtime::Tokio)
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.expect("failed to initialize tracing");
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2022-04-27 17:48:43 +00:00
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let subscriber = tracing_subscriber::Registry::default()
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.with(OpenTelemetryLayer::new(tracer))
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2022-04-27 21:26:54 +00:00
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.with(tracing_subscriber::fmt::layer())
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.with(
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config
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.trace_level
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.as_ref()
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.map_or(LevelFilter::INFO, |level| {
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LevelFilter::from_str(level).unwrap()
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}),
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);
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2022-04-27 17:48:43 +00:00
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tracing::subscriber::set_global_default(subscriber).unwrap();
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2022-04-29 14:23:23 +00:00
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// metadata.insert("x-honeycomb-dataset", "collab_metrics".parse().unwrap());
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// let push_controller = opentelemetry_otlp::new_pipeline()
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// .metrics(tokio::spawn, |duration| {
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// IntervalStream::new(tokio::time::interval(duration))
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// })
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// .with_exporter(
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// opentelemetry_otlp::new_exporter()
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// .tonic()
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// .with_endpoint("https://api.honeycomb.io")
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// .with_metadata(metadata.clone()),
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// )
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// .with_resource([service_name])
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// .build()
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// .unwrap();
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let push_controller = opentelemetry::sdk::export::metrics::stdout(tokio::spawn, |duration| {
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IntervalStream::new(tokio::time::interval(duration))
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})
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.init();
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Some(push_controller)
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2022-04-22 17:55:10 +00:00
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}
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