2022-09-07 15:54:16 +00:00
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use std::net::SocketAddr;
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2022-05-10 11:16:57 +00:00
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use std::sync::Arc;
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use async_trait::async_trait;
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use futures::future::Future;
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use hyper::header;
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2022-06-13 08:13:31 +00:00
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use hyper::{Body, Request, Response};
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2022-05-10 11:16:57 +00:00
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use opentelemetry::{trace::SpanRef, KeyValue};
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use garage_util::error::Error as GarageError;
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use garage_model::garage::Garage;
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use garage_model::key_table::Key;
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use crate::generic_server::*;
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2022-05-24 10:16:39 +00:00
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use crate::s3::error::*;
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2022-05-10 11:16:57 +00:00
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use crate::signature::payload::check_payload_signature;
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use crate::signature::streaming::*;
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use crate::helpers::*;
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use crate::s3::bucket::*;
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use crate::s3::copy::*;
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use crate::s3::cors::*;
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use crate::s3::delete::*;
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use crate::s3::get::*;
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use crate::s3::list::*;
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2023-05-03 10:02:59 +00:00
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use crate::s3::multipart::*;
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2022-05-10 11:16:57 +00:00
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use crate::s3::post_object::handle_post_object;
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use crate::s3::put::*;
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use crate::s3::router::Endpoint;
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use crate::s3::website::*;
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pub struct S3ApiServer {
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garage: Arc<Garage>,
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}
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pub(crate) struct S3ApiEndpoint {
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bucket_name: Option<String>,
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endpoint: Endpoint,
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}
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impl S3ApiServer {
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pub async fn run(
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garage: Arc<Garage>,
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2022-09-07 15:54:16 +00:00
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addr: SocketAddr,
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s3_region: String,
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2022-05-10 11:16:57 +00:00
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shutdown_signal: impl Future<Output = ()>,
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) -> Result<(), GarageError> {
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2022-09-07 15:54:16 +00:00
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ApiServer::new(s3_region, S3ApiServer { garage })
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.run_server(addr, shutdown_signal)
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.await
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2022-05-10 11:16:57 +00:00
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}
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async fn handle_request_without_bucket(
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&self,
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_req: Request<Body>,
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api_key: Key,
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endpoint: Endpoint,
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) -> Result<Response<Body>, Error> {
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match endpoint {
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Endpoint::ListBuckets => handle_list_buckets(&self.garage, &api_key).await,
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endpoint => Err(Error::NotImplemented(endpoint.name().to_owned())),
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}
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}
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}
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#[async_trait]
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impl ApiHandler for S3ApiServer {
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const API_NAME: &'static str = "s3";
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const API_NAME_DISPLAY: &'static str = "S3";
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type Endpoint = S3ApiEndpoint;
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2022-05-24 10:16:39 +00:00
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type Error = Error;
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2022-05-10 11:16:57 +00:00
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fn parse_endpoint(&self, req: &Request<Body>) -> Result<S3ApiEndpoint, Error> {
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let authority = req
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.headers()
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.get(header::HOST)
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.ok_or_bad_request("Host header required")?
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.to_str()?;
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let host = authority_to_host(authority)?;
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let bucket_name = self
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.garage
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.config
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.s3_api
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.root_domain
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.as_ref()
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.and_then(|root_domain| host_to_bucket(&host, root_domain));
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let (endpoint, bucket_name) =
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Endpoint::from_request(req, bucket_name.map(ToOwned::to_owned))?;
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Ok(S3ApiEndpoint {
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bucket_name,
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endpoint,
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})
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}
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async fn handle(
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&self,
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req: Request<Body>,
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endpoint: S3ApiEndpoint,
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) -> Result<Response<Body>, Error> {
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let S3ApiEndpoint {
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bucket_name,
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endpoint,
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} = endpoint;
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let garage = self.garage.clone();
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// Some endpoints are processed early, before we even check for an API key
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if let Endpoint::PostObject = endpoint {
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return handle_post_object(garage, req, bucket_name.unwrap()).await;
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}
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if let Endpoint::Options = endpoint {
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return handle_options_s3api(garage, &req, bucket_name).await;
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}
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let (api_key, mut content_sha256) = check_payload_signature(&garage, "s3", &req).await?;
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2022-05-24 10:16:39 +00:00
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let api_key = api_key
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.ok_or_else(|| Error::forbidden("Garage does not support anonymous access yet"))?;
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2022-05-10 11:16:57 +00:00
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let req = parse_streaming_body(
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&api_key,
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req,
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&mut content_sha256,
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&garage.config.s3_api.s3_region,
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"s3",
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)?;
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let bucket_name = match bucket_name {
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None => {
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return self
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.handle_request_without_bucket(req, api_key, endpoint)
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.await
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}
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Some(bucket) => bucket.to_string(),
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};
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// Special code path for CreateBucket API endpoint
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if let Endpoint::CreateBucket {} = endpoint {
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return handle_create_bucket(&garage, req, content_sha256, api_key, bucket_name).await;
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}
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2022-05-24 10:16:39 +00:00
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let bucket_id = garage
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.bucket_helper()
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.resolve_bucket(&bucket_name, &api_key)
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.await?;
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let bucket = garage
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.bucket_helper()
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.get_existing_bucket(bucket_id)
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.await?;
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2022-05-10 11:16:57 +00:00
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let allowed = match endpoint.authorization_type() {
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Authorization::Read => api_key.allow_read(&bucket_id),
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Authorization::Write => api_key.allow_write(&bucket_id),
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Authorization::Owner => api_key.allow_owner(&bucket_id),
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_ => unreachable!(),
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};
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if !allowed {
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2022-05-24 10:16:39 +00:00
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return Err(Error::forbidden("Operation is not allowed for this key."));
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2022-05-10 11:16:57 +00:00
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}
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2022-06-13 08:13:31 +00:00
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let matching_cors_rule = find_matching_cors_rule(&bucket, &req)?;
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2022-05-10 11:16:57 +00:00
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let resp = match endpoint {
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Endpoint::HeadObject {
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key, part_number, ..
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} => handle_head(garage, &req, bucket_id, &key, part_number).await,
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Endpoint::GetObject {
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key, part_number, ..
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} => handle_get(garage, &req, bucket_id, &key, part_number).await,
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Endpoint::UploadPart {
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key,
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part_number,
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upload_id,
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} => {
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handle_put_part(
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garage,
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req,
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bucket_id,
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&key,
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part_number,
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&upload_id,
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content_sha256,
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)
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.await
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}
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Endpoint::CopyObject { key } => {
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handle_copy(garage, &api_key, &req, bucket_id, &key).await
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}
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Endpoint::UploadPartCopy {
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key,
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part_number,
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upload_id,
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} => {
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handle_upload_part_copy(
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garage,
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&api_key,
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&req,
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bucket_id,
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&key,
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part_number,
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&upload_id,
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)
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.await
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}
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Endpoint::PutObject { key } => {
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2022-06-15 18:20:28 +00:00
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handle_put(garage, req, &bucket, &key, content_sha256).await
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2022-05-10 11:16:57 +00:00
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}
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Endpoint::AbortMultipartUpload { key, upload_id } => {
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handle_abort_multipart_upload(garage, bucket_id, &key, &upload_id).await
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}
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Endpoint::DeleteObject { key, .. } => handle_delete(garage, bucket_id, &key).await,
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Endpoint::CreateMultipartUpload { key } => {
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handle_create_multipart_upload(garage, &req, &bucket_name, bucket_id, &key).await
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}
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Endpoint::CompleteMultipartUpload { key, upload_id } => {
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handle_complete_multipart_upload(
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garage,
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req,
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&bucket_name,
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&bucket,
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2022-05-10 11:16:57 +00:00
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&key,
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&upload_id,
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content_sha256,
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)
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.await
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}
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Endpoint::CreateBucket {} => unreachable!(),
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Endpoint::HeadBucket {} => {
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let empty_body: Body = Body::from(vec![]);
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let response = Response::builder().body(empty_body).unwrap();
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Ok(response)
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}
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Endpoint::DeleteBucket {} => {
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handle_delete_bucket(&garage, bucket_id, bucket_name, api_key).await
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}
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Endpoint::GetBucketLocation {} => handle_get_bucket_location(garage),
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Endpoint::GetBucketVersioning {} => handle_get_bucket_versioning(),
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Endpoint::ListObjects {
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delimiter,
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encoding_type,
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marker,
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max_keys,
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prefix,
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} => {
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handle_list(
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garage,
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&ListObjectsQuery {
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common: ListQueryCommon {
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bucket_name,
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bucket_id,
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delimiter: delimiter.map(|d| d.to_string()),
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page_size: max_keys.map(|p| p.clamp(1, 1000)).unwrap_or(1000),
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prefix: prefix.unwrap_or_default(),
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urlencode_resp: encoding_type.map(|e| e == "url").unwrap_or(false),
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},
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is_v2: false,
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marker,
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continuation_token: None,
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start_after: None,
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},
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)
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.await
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}
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Endpoint::ListObjectsV2 {
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delimiter,
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encoding_type,
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max_keys,
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prefix,
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continuation_token,
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start_after,
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list_type,
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..
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} => {
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if list_type == "2" {
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handle_list(
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garage,
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&ListObjectsQuery {
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common: ListQueryCommon {
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bucket_name,
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bucket_id,
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delimiter: delimiter.map(|d| d.to_string()),
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page_size: max_keys.map(|p| p.clamp(1, 1000)).unwrap_or(1000),
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urlencode_resp: encoding_type.map(|e| e == "url").unwrap_or(false),
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prefix: prefix.unwrap_or_default(),
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},
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is_v2: true,
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marker: None,
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continuation_token,
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start_after,
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},
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)
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.await
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} else {
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2022-05-24 10:16:39 +00:00
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Err(Error::bad_request(format!(
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2022-05-10 11:16:57 +00:00
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"Invalid endpoint: list-type={}",
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list_type
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)))
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}
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}
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Endpoint::ListMultipartUploads {
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delimiter,
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encoding_type,
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key_marker,
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max_uploads,
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prefix,
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upload_id_marker,
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} => {
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handle_list_multipart_upload(
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garage,
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&ListMultipartUploadsQuery {
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common: ListQueryCommon {
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bucket_name,
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bucket_id,
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delimiter: delimiter.map(|d| d.to_string()),
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page_size: max_uploads.map(|p| p.clamp(1, 1000)).unwrap_or(1000),
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prefix: prefix.unwrap_or_default(),
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urlencode_resp: encoding_type.map(|e| e == "url").unwrap_or(false),
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},
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|
|
key_marker,
|
|
|
|
|
upload_id_marker,
|
|
|
|
|
},
|
|
|
|
|
)
|
|
|
|
|
.await
|
|
|
|
|
}
|
|
|
|
|
Endpoint::ListParts {
|
|
|
|
|
key,
|
|
|
|
|
max_parts,
|
|
|
|
|
part_number_marker,
|
|
|
|
|
upload_id,
|
|
|
|
|
} => {
|
|
|
|
|
handle_list_parts(
|
|
|
|
|
garage,
|
|
|
|
|
&ListPartsQuery {
|
|
|
|
|
bucket_name,
|
|
|
|
|
bucket_id,
|
|
|
|
|
key,
|
|
|
|
|
upload_id,
|
|
|
|
|
part_number_marker: part_number_marker.map(|p| p.clamp(1, 10000)),
|
|
|
|
|
max_parts: max_parts.map(|p| p.clamp(1, 1000)).unwrap_or(1000),
|
|
|
|
|
},
|
|
|
|
|
)
|
|
|
|
|
.await
|
|
|
|
|
}
|
|
|
|
|
Endpoint::DeleteObjects {} => {
|
|
|
|
|
handle_delete_objects(garage, bucket_id, req, content_sha256).await
|
|
|
|
|
}
|
|
|
|
|
Endpoint::GetBucketWebsite {} => handle_get_website(&bucket).await,
|
|
|
|
|
Endpoint::PutBucketWebsite {} => {
|
|
|
|
|
handle_put_website(garage, bucket_id, req, content_sha256).await
|
|
|
|
|
}
|
|
|
|
|
Endpoint::DeleteBucketWebsite {} => handle_delete_website(garage, bucket_id).await,
|
|
|
|
|
Endpoint::GetBucketCors {} => handle_get_cors(&bucket).await,
|
|
|
|
|
Endpoint::PutBucketCors {} => {
|
|
|
|
|
handle_put_cors(garage, bucket_id, req, content_sha256).await
|
|
|
|
|
}
|
|
|
|
|
Endpoint::DeleteBucketCors {} => handle_delete_cors(garage, bucket_id).await,
|
|
|
|
|
endpoint => Err(Error::NotImplemented(endpoint.name().to_owned())),
|
|
|
|
|
};
|
|
|
|
|
|
|
|
|
|
// If request was a success and we have a CORS rule that applies to it,
|
|
|
|
|
// add the corresponding CORS headers to the response
|
|
|
|
|
let mut resp_ok = resp?;
|
|
|
|
|
if let Some(rule) = matching_cors_rule {
|
|
|
|
|
add_cors_headers(&mut resp_ok, rule)
|
|
|
|
|
.ok_or_internal_error("Invalid bucket CORS configuration")?;
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
Ok(resp_ok)
|
|
|
|
|
}
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
impl ApiEndpoint for S3ApiEndpoint {
|
|
|
|
|
fn name(&self) -> &'static str {
|
|
|
|
|
self.endpoint.name()
|
|
|
|
|
}
|
|
|
|
|
|
|
|
|
|
fn add_span_attributes(&self, span: SpanRef<'_>) {
|
|
|
|
|
span.set_attribute(KeyValue::new(
|
|
|
|
|
"bucket",
|
|
|
|
|
self.bucket_name.clone().unwrap_or_default(),
|
|
|
|
|
));
|
|
|
|
|
}
|
|
|
|
|
}
|
