From 382e74c798263d042b1c6ca3788c866a8c69c4f4 Mon Sep 17 00:00:00 2001 From: Alex Date: Tue, 24 May 2022 12:16:39 +0200 Subject: First version of admin API (#298) **Spec:** - [x] Start writing - [x] Specify all layout endpoints - [x] Specify all endpoints for operations on keys - [x] Specify all endpoints for operations on key/bucket permissions - [x] Specify all endpoints for operations on buckets - [x] Specify all endpoints for operations on bucket aliases View rendered spec at **Code:** - [x] Refactor code for admin api to use common api code that was created for K2V **General endpoints:** - [x] Metrics - [x] GetClusterStatus - [x] ConnectClusterNodes - [x] GetClusterLayout - [x] UpdateClusterLayout - [x] ApplyClusterLayout - [x] RevertClusterLayout **Key-related endpoints:** - [x] ListKeys - [x] CreateKey - [x] ImportKey - [x] GetKeyInfo - [x] UpdateKey - [x] DeleteKey **Bucket-related endpoints:** - [x] ListBuckets - [x] CreateBucket - [x] GetBucketInfo - [x] DeleteBucket - [x] PutBucketWebsite - [x] DeleteBucketWebsite **Operations on key/bucket permissions:** - [x] BucketAllowKey - [x] BucketDenyKey **Operations on bucket aliases:** - [x] GlobalAliasBucket - [x] GlobalUnaliasBucket - [x] LocalAliasBucket - [x] LocalUnaliasBucket **And also:** - [x] Separate error type for the admin API (this PR includes a quite big refactoring of error handling) - [x] Add management of website access - [ ] Check that nothing is missing wrt what can be done using the CLI - [ ] Improve formatting of the spec - [x] Make sure everyone is cool with the API design Fix #231 Fix #295 Co-authored-by: Alex Auvolat Reviewed-on: https://git.deuxfleurs.fr/Deuxfleurs/garage/pulls/298 Co-authored-by: Alex Co-committed-by: Alex --- src/api/admin/error.rs | 96 ++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 96 insertions(+) create mode 100644 src/api/admin/error.rs (limited to 'src/api/admin/error.rs') diff --git a/src/api/admin/error.rs b/src/api/admin/error.rs new file mode 100644 index 00000000..c4613cb3 --- /dev/null +++ b/src/api/admin/error.rs @@ -0,0 +1,96 @@ +use err_derive::Error; +use hyper::header::HeaderValue; +use hyper::{Body, HeaderMap, StatusCode}; + +pub use garage_model::helper::error::Error as HelperError; + +use crate::common_error::CommonError; +pub use crate::common_error::{CommonErrorDerivative, OkOrBadRequest, OkOrInternalError}; +use crate::generic_server::ApiError; +use crate::helpers::CustomApiErrorBody; + +/// Errors of this crate +#[derive(Debug, Error)] +pub enum Error { + #[error(display = "{}", _0)] + /// Error from common error + Common(CommonError), + + // Category: cannot process + /// The API access key does not exist + #[error(display = "Access key not found: {}", _0)] + NoSuchAccessKey(String), + + /// In Import key, the key already exists + #[error( + display = "Key {} already exists in data store. Even if it is deleted, we can't let you create a new key with the same ID. Sorry.", + _0 + )] + KeyAlreadyExists(String), +} + +impl From for Error +where + CommonError: From, +{ + fn from(err: T) -> Self { + Error::Common(CommonError::from(err)) + } +} + +impl CommonErrorDerivative for Error {} + +impl From for Error { + fn from(err: HelperError) -> Self { + match err { + HelperError::Internal(i) => Self::Common(CommonError::InternalError(i)), + HelperError::BadRequest(b) => Self::Common(CommonError::BadRequest(b)), + HelperError::InvalidBucketName(n) => Self::Common(CommonError::InvalidBucketName(n)), + HelperError::NoSuchBucket(n) => Self::Common(CommonError::NoSuchBucket(n)), + HelperError::NoSuchAccessKey(n) => Self::NoSuchAccessKey(n), + } + } +} + +impl Error { + fn code(&self) -> &'static str { + match self { + Error::Common(c) => c.aws_code(), + Error::NoSuchAccessKey(_) => "NoSuchAccessKey", + Error::KeyAlreadyExists(_) => "KeyAlreadyExists", + } + } +} + +impl ApiError for Error { + /// Get the HTTP status code that best represents the meaning of the error for the client + fn http_status_code(&self) -> StatusCode { + match self { + Error::Common(c) => c.http_status_code(), + Error::NoSuchAccessKey(_) => StatusCode::NOT_FOUND, + Error::KeyAlreadyExists(_) => StatusCode::CONFLICT, + } + } + + fn add_http_headers(&self, _header_map: &mut HeaderMap) { + // nothing + } + + fn http_body(&self, garage_region: &str, path: &str) -> Body { + let error = CustomApiErrorBody { + code: self.code().to_string(), + message: format!("{}", self), + path: path.to_string(), + region: garage_region.to_string(), + }; + Body::from(serde_json::to_string_pretty(&error).unwrap_or_else(|_| { + r#" +{ + "code": "InternalError", + "message": "JSON encoding of error failed" +} + "# + .into() + })) + } +} -- cgit v1.2.3 From ff06d3f0829464863e64ed55471f2caa13bed191 Mon Sep 17 00:00:00 2001 From: Alex Auvolat Date: Wed, 25 May 2022 17:05:56 +0200 Subject: Fix Content-Type headers for {admin,k2v} errors and admin responses Fix #315 --- src/api/admin/error.rs | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'src/api/admin/error.rs') diff --git a/src/api/admin/error.rs b/src/api/admin/error.rs index c4613cb3..ed1a07bd 100644 --- a/src/api/admin/error.rs +++ b/src/api/admin/error.rs @@ -72,8 +72,9 @@ impl ApiError for Error { } } - fn add_http_headers(&self, _header_map: &mut HeaderMap) { - // nothing + fn add_http_headers(&self, header_map: &mut HeaderMap) { + use hyper::header; + header_map.append(header::CONTENT_TYPE, "application/json".parse().unwrap()); } fn http_body(&self, garage_region: &str, path: &str) -> Body { -- cgit v1.2.3