feat: Implement oauth2 monitors (#3119)

* [empty commit] pull request for implement oauth2 monitor

* feat: implement oauth2 client credentials flow

* fix: auth methods clarification & error handling

* docs: fix JSdocs types and clarifications
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Henrik Gerdes 2023-08-02 09:40:19 +02:00 committed by GitHub
parent cda77c1a32
commit 42b5d30a33
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8 changed files with 180 additions and 1 deletions

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@ -21,6 +21,8 @@ const grpc = require("@grpc/grpc-js");
const protojs = require("protobufjs");
const radiusClient = require("node-radius-client");
const redis = require("redis");
const oidc = require("openid-client");
const {
dictionaries: {
rfc2865: { file, attributes },
@ -52,6 +54,43 @@ exports.initJWTSecret = async () => {
return jwtSecretBean;
};
/**
* Decodes a jwt and returns the payload portion without verifying the jqt.
* @param {string} jwt The input jwt as a string
* @returns {Object} Decoded jwt payload object
*/
exports.decodeJwt = (jwt) => {
return JSON.parse(Buffer.from(jwt.split(".")[1], "base64").toString());
};
/**
* Gets a Access Token form a oidc/oauth2 provider
* @param {string} tokenEndpoint The token URI form the auth service provider
* @param {string} clientId The oidc/oauth application client id
* @param {string} clientSecret The oidc/oauth application client secret
* @param {string} scope The scope the for which the token should be issued for
* @param {string} authMethod The method on how to sent the credentials. Default client_secret_basic
* @returns {Promise<oidc.TokenSet>} TokenSet promise if the token request was successful
*/
exports.getOidcTokenClientCredentials = async (tokenEndpoint, clientId, clientSecret, scope, authMethod = "client_secret_basic") => {
const oauthProvider = new oidc.Issuer({ token_endpoint: tokenEndpoint });
let client = new oauthProvider.Client({
client_id: clientId,
client_secret: clientSecret,
token_endpoint_auth_method: authMethod
});
// Increase default timeout and clock tolerance
client[oidc.custom.http_options] = () => ({ timeout: 10000 });
client[oidc.custom.clock_tolerance] = 5;
let grantParams = { grant_type: "client_credentials" };
if (scope) {
grantParams.scope = scope;
}
return await client.grant(grantParams);
};
/**
* Send TCP request to specified hostname and port
* @param {string} hostname Hostname / address of machine