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| 1 | +/** |
| 2 | + * Copyright The Athenz Authors |
| 3 | + * |
| 4 | + * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | + * you may not use this file except in compliance with the License. |
| 6 | + * You may obtain a copy of the License at |
| 7 | + * |
| 8 | + * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | + * |
| 10 | + * Unless required by applicable law or agreed to in writing, software |
| 11 | + * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | + * See the License for the specific language governing permissions and |
| 14 | + * limitations under the License. |
| 15 | + */ |
| 16 | +package com.yahoo.athenz.example.zts.tls.client; |
| 17 | + |
| 18 | +import javax.net.ssl.SSLContext; |
| 19 | + |
| 20 | +import com.yahoo.athenz.zts.*; |
| 21 | +import com.oath.auth.KeyRefresher; |
| 22 | +import com.oath.auth.Utils; |
| 23 | +import org.apache.commons.cli.*; |
| 24 | + |
| 25 | +import java.util.Collections; |
| 26 | + |
| 27 | +public class ZTSTLSClientJAGTokenExchange { |
| 28 | + |
| 29 | + public static void main(String[] args) { |
| 30 | + |
| 31 | + // parse our command line to retrieve required input |
| 32 | + |
| 33 | + CommandLine cmd = parseCommandLine(args); |
| 34 | + |
| 35 | + final String domainName = cmd.getOptionValue("domain").toLowerCase(); |
| 36 | + final String ztsUrl = cmd.getOptionValue("ztsurl"); |
| 37 | + final String idKeyPath = cmd.getOptionValue("idKey"); |
| 38 | + final String idCertPath = cmd.getOptionValue("idCert"); |
| 39 | + final String trustStorePath = cmd.getOptionValue("trustStorePath"); |
| 40 | + final String trustStorePassword = cmd.getOptionValue("trustStorePassword"); |
| 41 | + final String clientId = cmd.getOptionValue("clientId"); |
| 42 | + final String expiryTime = cmd.getOptionValue("expiryTime"); |
| 43 | + final String roleName = cmd.getOptionValue("roleName"); |
| 44 | + final String resource = cmd.getOptionValue("resource"); |
| 45 | + final String svcKeyPath = cmd.getOptionValue("svcKey"); |
| 46 | + final String svcCertPath = cmd.getOptionValue("svcCert"); |
| 47 | + |
| 48 | + // we are going to set up our service private key and |
| 49 | + // certificate into a ssl context that we can use with |
| 50 | + // our zts client |
| 51 | + |
| 52 | + try { |
| 53 | + KeyRefresher keyRefresher = Utils.generateKeyRefresher(trustStorePath, trustStorePassword, |
| 54 | + idCertPath, idKeyPath); |
| 55 | + SSLContext sslContext = Utils.buildSSLContext(keyRefresher.getKeyManagerProxy(), |
| 56 | + keyRefresher.getTrustManagerProxy()); |
| 57 | + |
| 58 | + String idToken = null; |
| 59 | + try (ZTSClient ztsClient = new ZTSClient(ztsUrl, sslContext)) { |
| 60 | + |
| 61 | + // first we need to request an id token for the user |
| 62 | + |
| 63 | + IDTokenRequestBuilder builder = IDTokenRequestBuilder.newBuilder(IDTokenRequestBuilder.OPENID_RESPONSE_TYPE_ID_TOKEN) |
| 64 | + .clientId(clientId) |
| 65 | + .scope("openid") |
| 66 | + .keyType("EC") |
| 67 | + .expiryTime(Integer.parseInt(expiryTime)); |
| 68 | + |
| 69 | + OIDCResponse response = ztsClient.getIDToken(builder, false); |
| 70 | + |
| 71 | + idToken = response.getId_token(); |
| 72 | + System.out.println("Our ID Token is:"); |
| 73 | + System.out.println(idToken); |
| 74 | + |
| 75 | + } catch (ZTSClientException ex) { |
| 76 | + System.out.println("Unable to retrieve id token: " + ex.getMessage()); |
| 77 | + System.exit(2); |
| 78 | + } |
| 79 | + |
| 80 | + KeyRefresher keyRefresherJag = Utils.generateKeyRefresher(trustStorePath, trustStorePassword, |
| 81 | + svcCertPath, svcKeyPath); |
| 82 | + SSLContext sslContextJag = Utils.buildSSLContext(keyRefresherJag.getKeyManagerProxy(), |
| 83 | + keyRefresherJag.getTrustManagerProxy()); |
| 84 | + |
| 85 | + // now we need to get our jag token |
| 86 | + |
| 87 | + try (ZTSClient ztsClient = new ZTSClient(ztsUrl, sslContextJag)) { |
| 88 | + |
| 89 | + // generate our jag token request |
| 90 | + |
| 91 | + OAuthTokenRequestBuilder builder = OAuthTokenRequestBuilder.newBuilder(OAuthTokenRequestBuilder.OAUTH_GRANT_TOKEN_EXCHANGE) |
| 92 | + .domainName(domainName) |
| 93 | + .requestedTokenType(OAuthTokenRequestBuilder.OAUTH_TOKEN_TYPE_JAG) |
| 94 | + .audience(ztsUrl) |
| 95 | + .resource(resource) |
| 96 | + .roleNames(Collections.singletonList(roleName)) |
| 97 | + .subjectTokenType(OAuthTokenRequestBuilder.OAUTH_TOKEN_TYPE_ID) |
| 98 | + .subjectToken(idToken); |
| 99 | + |
| 100 | + AccessTokenResponse tokenResponse = ztsClient.getJAGToken(builder); |
| 101 | + |
| 102 | + String jagToken = tokenResponse.getAccess_token(); |
| 103 | + System.out.println("JAG Token is:"); |
| 104 | + System.out.println(jagToken); |
| 105 | + |
| 106 | + |
| 107 | + builder = OAuthTokenRequestBuilder.newBuilder(OAuthTokenRequestBuilder.OAUTH_GRANT_JWT_BEARER) |
| 108 | + .assertion(jagToken); |
| 109 | + |
| 110 | + tokenResponse = ztsClient.getJAGExchangeToken(builder); |
| 111 | + System.out.println("JAG Exchange Token is:"); |
| 112 | + System.out.println(tokenResponse.getAccess_token()); |
| 113 | + |
| 114 | + } catch (ZTSClientException ex) { |
| 115 | + System.out.println("Unable to retrieve jag exchange token: " + ex.getMessage()); |
| 116 | + System.exit(2); |
| 117 | + } |
| 118 | + } catch (Exception ex) { |
| 119 | + System.out.println("Exception: " + ex.getMessage()); |
| 120 | + ex.printStackTrace(); |
| 121 | + System.exit(1); |
| 122 | + } |
| 123 | + } |
| 124 | + |
| 125 | + private static CommandLine parseCommandLine(String[] args) { |
| 126 | + |
| 127 | + Options options = new Options(); |
| 128 | + |
| 129 | + Option domain = new Option("d", "domain", true, "domain name"); |
| 130 | + domain.setRequired(true); |
| 131 | + options.addOption(domain); |
| 132 | + |
| 133 | + Option idKey = new Option("k", "idKey", true, "private key path for id token"); |
| 134 | + idKey.setRequired(true); |
| 135 | + options.addOption(idKey); |
| 136 | + |
| 137 | + Option idCert = new Option("c", "idCert", true, "certificate path for id token"); |
| 138 | + idCert.setRequired(true); |
| 139 | + options.addOption(idCert); |
| 140 | + |
| 141 | + Option trustStore = new Option("t", "trustStorePath", true, "CA TrustStore path"); |
| 142 | + trustStore.setRequired(true); |
| 143 | + options.addOption(trustStore); |
| 144 | + |
| 145 | + Option trustStorePassword = new Option("p", "trustStorePassword", true, "CA TrustStore password"); |
| 146 | + trustStorePassword.setRequired(true); |
| 147 | + options.addOption(trustStorePassword); |
| 148 | + |
| 149 | + Option ztsUrl = new Option("z", "ztsurl", true, "ZTS Server url"); |
| 150 | + ztsUrl.setRequired(true); |
| 151 | + options.addOption(ztsUrl); |
| 152 | + |
| 153 | + Option clientId = new Option("s", "clientId", true, "ID Token client ID"); |
| 154 | + clientId.setRequired(true); |
| 155 | + options.addOption(clientId); |
| 156 | + |
| 157 | + Option roleName = new Option("r", "roleName", true, "Role name for access token"); |
| 158 | + roleName.setRequired(true); |
| 159 | + options.addOption(roleName); |
| 160 | + |
| 161 | + Option resource = new Option("h", "resource", true, "resource object"); |
| 162 | + resource.setRequired(true); |
| 163 | + options.addOption(resource); |
| 164 | + |
| 165 | + Option expiryTime = new Option("e", "expiryTime", true, "Expiry Time in seconds"); |
| 166 | + expiryTime.setRequired(true); |
| 167 | + options.addOption(expiryTime); |
| 168 | + |
| 169 | + Option svcKey = new Option("v", "svcKey", true, "private key path for service token"); |
| 170 | + svcKey.setRequired(true); |
| 171 | + options.addOption(svcKey); |
| 172 | + |
| 173 | + Option svcCert = new Option("w", "svcCert", true, "certificate path for service token"); |
| 174 | + svcCert.setRequired(true); |
| 175 | + options.addOption(svcCert); |
| 176 | + |
| 177 | + CommandLineParser parser = new DefaultParser(); |
| 178 | + HelpFormatter formatter = new HelpFormatter(); |
| 179 | + CommandLine cmd = null; |
| 180 | + |
| 181 | + try { |
| 182 | + cmd = parser.parse(options, args); |
| 183 | + } catch (ParseException e) { |
| 184 | + System.out.println(e.getMessage()); |
| 185 | + formatter.printHelp("zts-access-token-client", options); |
| 186 | + System.exit(1); |
| 187 | + } |
| 188 | + |
| 189 | + return cmd; |
| 190 | + } |
| 191 | +} |
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