add auth/check endpoint

1 files changed, 106 insertions, 12 deletions

diff --git a/rust/fatcat-api-spec/src/server.rs b/rust/fatcat-api-spec/src/server.rs
index c0903676..d8fc7dc2 100644
--- a/rust/fatcat-api-spec/src/server.rs
+++ b/rust/fatcat-api-spec/src/server.rs
@@ -37,18 +37,19 @@ use swagger::{ApiError, Context, XSpanId};
 #[allow(unused_imports)]
 use models;
 use {
-    AcceptEditgroupResponse, Api, AuthOidcResponse, CreateContainerBatchResponse, CreateContainerResponse, CreateCreatorBatchResponse, CreateCreatorResponse, CreateEditgroupResponse,
-    CreateFileBatchResponse, CreateFileResponse, CreateFilesetBatchResponse, CreateFilesetResponse, CreateReleaseBatchResponse, CreateReleaseResponse, CreateWebcaptureBatchResponse,
-    CreateWebcaptureResponse, CreateWorkBatchResponse, CreateWorkResponse, DeleteContainerEditResponse, DeleteContainerResponse, DeleteCreatorEditResponse, DeleteCreatorResponse,
-    DeleteFileEditResponse, DeleteFileResponse, DeleteFilesetEditResponse, DeleteFilesetResponse, DeleteReleaseEditResponse, DeleteReleaseResponse, DeleteWebcaptureEditResponse,
-    DeleteWebcaptureResponse, DeleteWorkEditResponse, DeleteWorkResponse, GetChangelogEntryResponse, GetChangelogResponse, GetContainerEditResponse, GetContainerHistoryResponse,
-    GetContainerRedirectsResponse, GetContainerResponse, GetContainerRevisionResponse, GetCreatorEditResponse, GetCreatorHistoryResponse, GetCreatorRedirectsResponse, GetCreatorReleasesResponse,
-    GetCreatorResponse, GetCreatorRevisionResponse, GetEditgroupResponse, GetEditorChangelogResponse, GetEditorResponse, GetFileEditResponse, GetFileHistoryResponse, GetFileRedirectsResponse,
-    GetFileResponse, GetFileRevisionResponse, GetFilesetEditResponse, GetFilesetHistoryResponse, GetFilesetRedirectsResponse, GetFilesetResponse, GetFilesetRevisionResponse, GetReleaseEditResponse,
-    GetReleaseFilesResponse, GetReleaseFilesetsResponse, GetReleaseHistoryResponse, GetReleaseRedirectsResponse, GetReleaseResponse, GetReleaseRevisionResponse, GetReleaseWebcapturesResponse,
-    GetWebcaptureEditResponse, GetWebcaptureHistoryResponse, GetWebcaptureRedirectsResponse, GetWebcaptureResponse, GetWebcaptureRevisionResponse, GetWorkEditResponse, GetWorkHistoryResponse,
-    GetWorkRedirectsResponse, GetWorkReleasesResponse, GetWorkResponse, GetWorkRevisionResponse, LookupContainerResponse, LookupCreatorResponse, LookupFileResponse, LookupReleaseResponse,
-    UpdateContainerResponse, UpdateCreatorResponse, UpdateEditorResponse, UpdateFileResponse, UpdateFilesetResponse, UpdateReleaseResponse, UpdateWebcaptureResponse, UpdateWorkResponse,
+    AcceptEditgroupResponse, Api, AuthCheckResponse, AuthOidcResponse, CreateContainerBatchResponse, CreateContainerResponse, CreateCreatorBatchResponse, CreateCreatorResponse,
+    CreateEditgroupResponse, CreateFileBatchResponse, CreateFileResponse, CreateFilesetBatchResponse, CreateFilesetResponse, CreateReleaseBatchResponse, CreateReleaseResponse,
+    CreateWebcaptureBatchResponse, CreateWebcaptureResponse, CreateWorkBatchResponse, CreateWorkResponse, DeleteContainerEditResponse, DeleteContainerResponse, DeleteCreatorEditResponse,
+    DeleteCreatorResponse, DeleteFileEditResponse, DeleteFileResponse, DeleteFilesetEditResponse, DeleteFilesetResponse, DeleteReleaseEditResponse, DeleteReleaseResponse,
+    DeleteWebcaptureEditResponse, DeleteWebcaptureResponse, DeleteWorkEditResponse, DeleteWorkResponse, GetChangelogEntryResponse, GetChangelogResponse, GetContainerEditResponse,
+    GetContainerHistoryResponse, GetContainerRedirectsResponse, GetContainerResponse, GetContainerRevisionResponse, GetCreatorEditResponse, GetCreatorHistoryResponse, GetCreatorRedirectsResponse,
+    GetCreatorReleasesResponse, GetCreatorResponse, GetCreatorRevisionResponse, GetEditgroupResponse, GetEditorChangelogResponse, GetEditorResponse, GetFileEditResponse, GetFileHistoryResponse,
+    GetFileRedirectsResponse, GetFileResponse, GetFileRevisionResponse, GetFilesetEditResponse, GetFilesetHistoryResponse, GetFilesetRedirectsResponse, GetFilesetResponse, GetFilesetRevisionResponse,
+    GetReleaseEditResponse, GetReleaseFilesResponse, GetReleaseFilesetsResponse, GetReleaseHistoryResponse, GetReleaseRedirectsResponse, GetReleaseResponse, GetReleaseRevisionResponse,
+    GetReleaseWebcapturesResponse, GetWebcaptureEditResponse, GetWebcaptureHistoryResponse, GetWebcaptureRedirectsResponse, GetWebcaptureResponse, GetWebcaptureRevisionResponse, GetWorkEditResponse,
+    GetWorkHistoryResponse, GetWorkRedirectsResponse, GetWorkReleasesResponse, GetWorkResponse, GetWorkRevisionResponse, LookupContainerResponse, LookupCreatorResponse, LookupFileResponse,
+    LookupReleaseResponse, UpdateContainerResponse, UpdateCreatorResponse, UpdateEditorResponse, UpdateFileResponse, UpdateFilesetResponse, UpdateReleaseResponse, UpdateWebcaptureResponse,
+    UpdateWorkResponse,
 };
 
 header! { (Warning, "Warning") => [String] }
@@ -2606,6 +2607,99 @@ where
     );
 
     let api_clone = api.clone();
+    router.get(
+        "/v0/auth/check",
+        move |req: &mut Request| {
+            let mut context = Context::default();
+
+            // Helper function to provide a code block to use `?` in (to be replaced by the `catch` block when it exists).
+            fn handle_request<T>(req: &mut Request, api: &T, context: &mut Context) -> Result<Response, Response>
+            where
+                T: Api,
+            {
+                context.x_span_id = Some(req.headers.get::<XSpanId>().map(XSpanId::to_string).unwrap_or_else(|| self::uuid::Uuid::new_v4().to_string()));
+                context.auth_data = req.extensions.remove::<AuthData>();
+                context.authorization = req.extensions.remove::<Authorization>();
+
+                let authorization = context.authorization.as_ref().ok_or_else(|| Response::with((status::Forbidden, "Unauthenticated".to_string())))?;
+
+                // Query parameters (note that non-required or collection query parameters will ignore garbage values, rather than causing a 400 response)
+                let query_params = req.get::<UrlEncodedQuery>().unwrap_or_default();
+                let param_role = query_params.get("role").and_then(|list| list.first()).and_then(|x| x.parse::<String>().ok());
+
+                match api.auth_check(param_role, context).wait() {
+                    Ok(rsp) => match rsp {
+                        AuthCheckResponse::Success(body) => {
+                            let body_string = serde_json::to_string(&body).expect("impossible to fail to serialize");
+
+                            let mut response = Response::with((status::Status::from_u16(200), body_string));
+                            response.headers.set(ContentType(mimetypes::responses::AUTH_CHECK_SUCCESS.clone()));
+
+                            context.x_span_id.as_ref().map(|header| response.headers.set(XSpanId(header.clone())));
+
+                            Ok(response)
+                        }
+                        AuthCheckResponse::BadRequest(body) => {
+                            let body_string = serde_json::to_string(&body).expect("impossible to fail to serialize");
+
+                            let mut response = Response::with((status::Status::from_u16(400), body_string));
+                            response.headers.set(ContentType(mimetypes::responses::AUTH_CHECK_BAD_REQUEST.clone()));
+
+                            context.x_span_id.as_ref().map(|header| response.headers.set(XSpanId(header.clone())));
+
+                            Ok(response)
+                        }
+                        AuthCheckResponse::NotAuthorized { body, www_authenticate } => {
+                            let body_string = serde_json::to_string(&body).expect("impossible to fail to serialize");
+
+                            let mut response = Response::with((status::Status::from_u16(401), body_string));
+                            header! { (ResponseWwwAuthenticate, "WWW_Authenticate") => [String] }
+                            response.headers.set(ResponseWwwAuthenticate(www_authenticate));
+
+                            response.headers.set(ContentType(mimetypes::responses::AUTH_CHECK_NOT_AUTHORIZED.clone()));
+
+                            context.x_span_id.as_ref().map(|header| response.headers.set(XSpanId(header.clone())));
+
+                            Ok(response)
+                        }
+                        AuthCheckResponse::Forbidden(body) => {
+                            let body_string = serde_json::to_string(&body).expect("impossible to fail to serialize");
+
+                            let mut response = Response::with((status::Status::from_u16(403), body_string));
+                            response.headers.set(ContentType(mimetypes::responses::AUTH_CHECK_FORBIDDEN.clone()));
+
+                            context.x_span_id.as_ref().map(|header| response.headers.set(XSpanId(header.clone())));
+
+                            Ok(response)
+                        }
+                        AuthCheckResponse::GenericError(body) => {
+                            let body_string = serde_json::to_string(&body).expect("impossible to fail to serialize");
+
+                            let mut response = Response::with((status::Status::from_u16(500), body_string));
+                            response.headers.set(ContentType(mimetypes::responses::AUTH_CHECK_GENERIC_ERROR.clone()));
+
+                            context.x_span_id.as_ref().map(|header| response.headers.set(XSpanId(header.clone())));
+
+                            Ok(response)
+                        }
+                    },
+                    Err(_) => {
+                        // Application code returned an error. This should not happen, as the implementation should
+                        // return a valid response.
+                        Err(Response::with((status::InternalServerError, "An internal error occurred".to_string())))
+                    }
+                }
+            }
+
+            handle_request(req, &api_clone, &mut context).or_else(|mut response| {
+                context.x_span_id.as_ref().map(|header| response.headers.set(XSpanId(header.clone())));
+                Ok(response)
+            })
+        },
+        "AuthCheck",
+    );
+
+    let api_clone = api.clone();
     router.post(
         "/v0/auth/oidc",
         move |req: &mut Request| {