cbcc369a2d
* Full API in Authenticated WS server. * Replacing UI server with Hyper. * Solving CLI, RPCs and tests. * Porting signer tests. * Fixing origin recognition for dapps/rpc. * Fixing tests. Adding parity-rpc-client to test. * Dapps exposed as RPC method. * JS code to support new connection scheme. * Fixing dapps tests. * Updating allowed origins/hosts to support web3.site. * Fixing tests, fixing UI. * Fixing tests. * Removing invalid tests. * Fixing merge. * 404 fallback for UI * Improve ContentFetcher constructor readability. * Naming. * Update .gitlab-ci.yml fix CI lint error * Fixing tests and linting issues. * Fixing new tests. * UI hosts. * Submodules fix.
84 lines
2.6 KiB
Rust
84 lines
2.6 KiB
Rust
// Copyright 2015-2017 Parity Technologies (UK) Ltd.
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// This file is part of Parity.
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// Parity is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// Parity is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with Parity. If not, see <http://www.gnu.org/licenses/>.
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//! Transport-specific metadata extractors.
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use jsonrpc_core;
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use http;
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use hyper;
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use minihttp;
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/// HTTP RPC server impl-independent metadata extractor
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pub trait HttpMetaExtractor: Send + Sync + 'static {
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/// Type of Metadata
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type Metadata: jsonrpc_core::Metadata;
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/// Extracts metadata from given params.
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fn read_metadata(&self, origin: Option<String>, user_agent: Option<String>, dapps_origin: Option<String>) -> Self::Metadata;
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}
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pub struct HyperMetaExtractor<T> {
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extractor: T,
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}
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impl<T> HyperMetaExtractor<T> {
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pub fn new(extractor: T) -> Self {
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HyperMetaExtractor {
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extractor: extractor,
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}
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}
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}
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impl<M, T> http::MetaExtractor<M> for HyperMetaExtractor<T> where
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T: HttpMetaExtractor<Metadata = M>,
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M: jsonrpc_core::Metadata,
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{
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fn read_metadata(&self, req: &hyper::server::Request<hyper::net::HttpStream>) -> M {
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let as_string = |header: Option<&http::request_response::header::Raw>| header
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.and_then(|raw| raw.one())
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.map(|raw| String::from_utf8_lossy(raw).into_owned());
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let origin = as_string(req.headers().get_raw("origin"));
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let user_agent = as_string(req.headers().get_raw("user-agent"));
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let dapps_origin = as_string(req.headers().get_raw("x-parity-origin"));
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self.extractor.read_metadata(origin, user_agent, dapps_origin)
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}
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}
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pub struct MiniMetaExtractor<T> {
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extractor: T,
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}
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impl<T> MiniMetaExtractor<T> {
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pub fn new(extractor: T) -> Self {
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MiniMetaExtractor {
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extractor: extractor,
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}
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}
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}
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impl<M, T> minihttp::MetaExtractor<M> for MiniMetaExtractor<T> where
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T: HttpMetaExtractor<Metadata = M>,
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M: jsonrpc_core::Metadata,
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{
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fn read_metadata(&self, req: &minihttp::Req) -> M {
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let origin = req.header("origin").map(|h| h.to_owned());
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let user_agent = req.header("user-agent").map(|h| h.to_owned());
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let dapps_origin = req.header("x-parity-origin").map(|h| h.to_owned());
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self.extractor.read_metadata(origin, user_agent, dapps_origin)
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}
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}
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