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authorIlion Beyst <ilion.beyst@gmail.com>2022-06-12 21:03:41 +0200
committerIlion Beyst <ilion.beyst@gmail.com>2022-06-12 21:03:41 +0200
commitdde0bc820e47a372c9b1042249637c708a323188 (patch)
tree633469d62179969828537076f4f9c5ea1e5497bf /planetwars-server/src
parentcf248ff41ac3510e608804937b0a05d4d4ffc758 (diff)
downloadplanetwars.dev-dde0bc820e47a372c9b1042249637c708a323188.tar.xz
planetwars.dev-dde0bc820e47a372c9b1042249637c708a323188.zip
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Diffstat (limited to 'planetwars-server/src')
-rw-r--r--planetwars-server/src/lib.rs12
-rw-r--r--planetwars-server/src/modules/mod.rs1
-rw-r--r--planetwars-server/src/modules/registry.rs215
3 files changed, 228 insertions, 0 deletions
diff --git a/planetwars-server/src/lib.rs b/planetwars-server/src/lib.rs
index 28d7a76..e50003c 100644
--- a/planetwars-server/src/lib.rs
+++ b/planetwars-server/src/lib.rs
@@ -16,6 +16,7 @@ use bb8_diesel::{self, DieselConnectionManager};
use config::ConfigError;
use diesel::{Connection, PgConnection};
use modules::ranking::run_ranker;
+use modules::registry::registry_service;
use serde::Deserialize;
use axum::{
@@ -104,11 +105,22 @@ pub fn get_config() -> Result<Configuration, ConfigError> {
.try_deserialize()
}
+async fn run_registry(_db_pool: DbPool) {
+ // TODO: put in config
+ let addr = SocketAddr::from(([127, 0, 0, 1], 9001));
+
+ axum::Server::bind(&addr)
+ .serve(registry_service().into_make_service())
+ .await
+ .unwrap();
+}
+
pub async fn run_app() {
let configuration = get_config().unwrap();
let db_pool = prepare_db(&configuration.database_url).await;
tokio::spawn(run_ranker(db_pool.clone()));
+ tokio::spawn(run_registry(db_pool.clone()));
let api_service = Router::new()
.nest("/api", api())
diff --git a/planetwars-server/src/modules/mod.rs b/planetwars-server/src/modules/mod.rs
index bea28e0..d66f568 100644
--- a/planetwars-server/src/modules/mod.rs
+++ b/planetwars-server/src/modules/mod.rs
@@ -3,3 +3,4 @@
pub mod bots;
pub mod matches;
pub mod ranking;
+pub mod registry;
diff --git a/planetwars-server/src/modules/registry.rs b/planetwars-server/src/modules/registry.rs
new file mode 100644
index 0000000..d63621a
--- /dev/null
+++ b/planetwars-server/src/modules/registry.rs
@@ -0,0 +1,215 @@
+use axum::body::Body;
+use axum::extract::{BodyStream, Path, Query};
+use axum::handler::Handler;
+use axum::response::{IntoResponse, Response};
+use axum::routing::{get, head, post, put};
+use axum::Router;
+use hyper::StatusCode;
+use serde::Serialize;
+use sha2::{Digest, Sha256};
+use std::path::PathBuf;
+use tokio::io::AsyncWriteExt;
+
+use crate::util::gen_alphanumeric;
+
+const REGISTRY_PATH: &'static str = "./data/registry";
+pub fn registry_service() -> Router {
+ Router::new()
+ .nest("/v2", registry_api_v2())
+ .fallback(fallback.into_service())
+}
+
+fn registry_api_v2() -> Router {
+ Router::new()
+ .route("/", get(root_handler))
+ .route("/:name/blobs/:digest", head(blob_check).get(blob_check))
+ .route("/:name/blobs/uploads/", post(blob_upload))
+ .route(
+ "/:name/blobs/uploads/:uuid",
+ put(put_handler).patch(handle_upload),
+ )
+ .route("/:name/manifests/:reference", put(put_manifest))
+}
+
+async fn fallback(request: axum::http::Request<Body>) -> impl IntoResponse {
+ // for debugging
+ println!("no route for {} {}", request.method(), request.uri());
+ StatusCode::NOT_FOUND
+}
+
+// root should return 200 OK to confirm api compliance
+async fn root_handler() -> Response<Body> {
+ Response::builder()
+ .status(StatusCode::OK)
+ .header("Docker-Distribution-API-Version", "registry/2.0")
+ .body(Body::empty())
+ .unwrap()
+}
+
+#[derive(Serialize)]
+pub struct RegistryErrors {
+ errors: Vec<RegistryError>,
+}
+
+#[derive(Serialize)]
+pub struct RegistryError {
+ code: String,
+ message: String,
+ detail: serde_json::Value,
+}
+
+async fn blob_check(
+ Path((_repository_name, raw_digest)): Path<(String, String)>,
+) -> impl IntoResponse {
+ let digest = raw_digest.strip_prefix("sha256:").unwrap();
+ let blob_path = PathBuf::from(REGISTRY_PATH).join(&digest);
+ if blob_path.exists() {
+ StatusCode::OK
+ } else {
+ StatusCode::NOT_FOUND
+ }
+}
+
+async fn blob_upload(Path(repository_name): Path<String>) -> impl IntoResponse {
+ // let value = json!({
+ // "errors": [
+ // {
+ // "code": "UNSUPPORTED",
+ // "message": "not implemented yet lol",
+ // }
+ // ]
+ // });
+
+ let uuid = gen_alphanumeric(16);
+ tokio::fs::File::create(PathBuf::from(REGISTRY_PATH).join("uploads").join(&uuid))
+ .await
+ .unwrap();
+
+ Response::builder()
+ .status(StatusCode::ACCEPTED)
+ .header(
+ "Location",
+ format!("/v2/{}/blobs/uploads/{}", repository_name, uuid),
+ )
+ .header("Docker-Upload-UUID", uuid)
+ .header("Range", "bytes=0-0")
+ .body(Body::empty())
+ .unwrap()
+}
+
+use futures::StreamExt;
+
+async fn handle_upload(
+ Path((repository_name, uuid)): Path<(String, String)>,
+ mut stream: BodyStream,
+) -> impl IntoResponse {
+ // let content_length = headers.get("Content-Length").unwrap();
+ // let content_range = headers.get("Content-Range").unwrap();
+ // let content_type = headers.get("Content-Type").unwrap();
+ // assert!(content_type == "application/octet-stream");
+ let mut len = 0;
+ let upload_path = PathBuf::from(REGISTRY_PATH).join("uploads").join(&uuid);
+ let mut file = tokio::fs::OpenOptions::new()
+ .read(false)
+ .write(true)
+ .append(true)
+ .create(false)
+ .open(upload_path)
+ .await
+ .unwrap();
+ while let Some(Ok(chunk)) = stream.next().await {
+ let n_bytes = file.write(&chunk).await.unwrap();
+ len += n_bytes;
+ }
+
+ Response::builder()
+ .status(StatusCode::ACCEPTED)
+ .header(
+ "Location",
+ format!("/v2/{}/blobs/uploads/{}", repository_name, uuid),
+ )
+ .header("Docker-Upload-UUID", uuid)
+ .header("Range", format!("0-{}", len))
+ .body(Body::empty())
+ .unwrap()
+}
+
+use serde::Deserialize;
+#[derive(Deserialize)]
+struct UploadParams {
+ digest: String,
+}
+
+async fn put_handler(
+ Path((repository_name, uuid)): Path<(String, String)>,
+ Query(params): Query<UploadParams>,
+ mut stream: BodyStream,
+) -> impl IntoResponse {
+ let mut _len = 0;
+ let upload_path = PathBuf::from(REGISTRY_PATH).join("uploads").join(&uuid);
+ let mut file = tokio::fs::OpenOptions::new()
+ .read(false)
+ .write(true)
+ .append(true)
+ .create(false)
+ .open(&upload_path)
+ .await
+ .unwrap();
+
+ while let Some(Ok(chunk)) = stream.next().await {
+ let n_bytes = file.write(&chunk).await.unwrap();
+ _len += n_bytes;
+ }
+ let digest = params.digest.strip_prefix("sha256:").unwrap();
+ // TODO: check the digest
+ let target_path = PathBuf::from(REGISTRY_PATH).join(&digest);
+ tokio::fs::rename(&upload_path, &target_path).await.unwrap();
+ println!("DIGEST {}", digest);
+ Response::builder()
+ .status(StatusCode::CREATED)
+ .header(
+ "Location",
+ format!("/v2/{}/blobs/{}", repository_name, digest),
+ )
+ .header("Docker-Upload-UUID", uuid)
+ // .header("Range", format!("0-{}", len))
+ .header("Docker-Content-Digest", digest)
+ .body(Body::empty())
+ .unwrap()
+}
+
+async fn put_manifest(
+ Path((repository_name, reference)): Path<(String, String)>,
+ mut stream: BodyStream,
+) -> impl IntoResponse {
+ let repository_dir = PathBuf::from(REGISTRY_PATH).join(&repository_name);
+
+ tokio::fs::create_dir_all(&repository_dir).await.unwrap();
+
+ let mut hasher = Sha256::new();
+ {
+ let manifest_path = repository_dir.join(&reference).with_extension("json");
+ let mut file = tokio::fs::OpenOptions::new()
+ .write(true)
+ .create(true)
+ .truncate(true)
+ .open(&manifest_path)
+ .await
+ .unwrap();
+ while let Some(Ok(chunk)) = stream.next().await {
+ hasher.update(&chunk);
+ file.write(&chunk).await.unwrap();
+ }
+ }
+ let digest = hasher.finalize();
+
+ Response::builder()
+ .status(StatusCode::CREATED)
+ .header(
+ "Location",
+ format!("/v2/{}/manifests/{}", repository_name, reference),
+ )
+ .header("Docker-Content-Digest", format!("sha256:{:x}", digest))
+ .body(Body::empty())
+ .unwrap()
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-12-23 13:49:56 +0000