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https://github.com/mimblewimble/grin.git
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73 lines
2 KiB
Rust
73 lines
2 KiB
Rust
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// Copyright 2018 The Grin Developers
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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use futures::future::ok;
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use hyper::header::{HeaderValue, AUTHORIZATION, WWW_AUTHENTICATE};
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use hyper::{Body, Request, Response, StatusCode};
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use router::{Handler, HandlerObj, ResponseFuture};
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// Basic Authentication Middleware
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pub struct BasicAuthMiddleware {
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api_basic_auth: String,
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basic_realm: String,
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}
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impl BasicAuthMiddleware {
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pub fn new(api_basic_auth: String, basic_realm: String) -> BasicAuthMiddleware {
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BasicAuthMiddleware {
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api_basic_auth,
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basic_realm,
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}
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}
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}
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impl Handler for BasicAuthMiddleware {
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fn call(
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&self,
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req: Request<Body>,
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mut handlers: Box<Iterator<Item = HandlerObj>>,
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) -> ResponseFuture {
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if req.headers().contains_key(AUTHORIZATION) {
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if req.headers()[AUTHORIZATION] == self.api_basic_auth {
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handlers.next().unwrap().call(req, handlers)
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} else {
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// Forbidden 403
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forbidden_response()
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}
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} else {
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// Unauthorized 401
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unauthorized_response(&self.basic_realm)
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}
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}
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}
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fn unauthorized_response(basic_realm: &str) -> ResponseFuture {
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let response = Response::builder()
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.status(StatusCode::UNAUTHORIZED)
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.header(
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WWW_AUTHENTICATE,
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HeaderValue::from_str(basic_realm).unwrap(),
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).body(Body::empty())
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.unwrap();
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Box::new(ok(response))
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}
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fn forbidden_response() -> ResponseFuture {
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let response = Response::builder()
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.status(StatusCode::FORBIDDEN)
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.body(Body::empty())
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.unwrap();
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Box::new(ok(response))
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}
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