@grpc/grpc-js
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gRPC Library for Node - pure JS implementation
75 lines • 3.21 kB
JavaScript
;
/*
* Copyright 2019 gRPC authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*
*/
Object.defineProperty(exports, "__esModule", { value: true });
exports.CallCredentialsFilterFactory = exports.CallCredentialsFilter = void 0;
const filter_1 = require("./filter");
const constants_1 = require("./constants");
const uri_parser_1 = require("./uri-parser");
class CallCredentialsFilter extends filter_1.BaseFilter {
constructor(channel, stream) {
var _a, _b;
super();
this.channel = channel;
this.stream = stream;
this.channel = channel;
this.stream = stream;
const splitPath = stream.getMethod().split('/');
let serviceName = '';
/* The standard path format is "/{serviceName}/{methodName}", so if we split
* by '/', the first item should be empty and the second should be the
* service name */
if (splitPath.length >= 2) {
serviceName = splitPath[1];
}
const hostname = (_b = (_a = uri_parser_1.splitHostPort(stream.getHost())) === null || _a === void 0 ? void 0 : _a.host) !== null && _b !== void 0 ? _b : 'localhost';
/* Currently, call credentials are only allowed on HTTPS connections, so we
* can assume that the scheme is "https" */
this.serviceUrl = `https://${hostname}/${serviceName}`;
}
async sendMetadata(metadata) {
const credentials = this.stream.getCredentials();
const credsMetadata = credentials.generateMetadata({
service_url: this.serviceUrl,
});
const resultMetadata = await metadata;
try {
resultMetadata.merge(await credsMetadata);
}
catch (error) {
this.stream.cancelWithStatus(constants_1.Status.UNAUTHENTICATED, `Failed to retrieve auth metadata with error: ${error.message}`);
return Promise.reject('Failed to retrieve auth metadata');
}
if (resultMetadata.get('authorization').length > 1) {
this.stream.cancelWithStatus(constants_1.Status.INTERNAL, '"authorization" metadata cannot have multiple values');
return Promise.reject('"authorization" metadata cannot have multiple values');
}
return resultMetadata;
}
}
exports.CallCredentialsFilter = CallCredentialsFilter;
class CallCredentialsFilterFactory {
constructor(channel) {
this.channel = channel;
this.channel = channel;
}
createFilter(callStream) {
return new CallCredentialsFilter(this.channel, callStream);
}
}
exports.CallCredentialsFilterFactory = CallCredentialsFilterFactory;
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