mirror of https://github.com/apache/jclouds.git
JCLOUDS-1043: Support IAM service accounts in Google Cloud
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@ -37,14 +37,21 @@ public @interface CurrentProject {
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public static final class ClientEmail {
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public static final String DESCRIPTION = "" //
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+ "client_email which usually looks like project_id@developer.gserviceaccount.com or " //
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+ "project_id-extended_uid@developer.gserviceaccount.com";
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+ "project_id-extended_uid@developer.gserviceaccount.com or " //
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+ "account@project_id.iam.gserviceaccount.com";
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private static final Pattern PROJECT_NUMBER_PATTERN = Pattern.compile("^([0-9]+)[@-].*");
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private static final String IAM_ACCOUNT_SUFFIX = ".iam.gserviceaccount.com";
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/** Parses the project number from the client email or throws an {@linkplain IllegalArgumentException}. */
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public static String toProjectNumber(String email) {
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Matcher matcher = PROJECT_NUMBER_PATTERN.matcher(email);
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checkArgument(matcher.find(), "Client email %s is malformed. Should be %s", email, DESCRIPTION);
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return matcher.group(1);
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boolean isIAM = email.endsWith(IAM_ACCOUNT_SUFFIX);
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checkArgument(isIAM || matcher.find(), "Client email %s is malformed. Should be %s", email, DESCRIPTION);
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return isIAM ? projectIdFromIAM(email) : matcher.group(1);
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}
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private static String projectIdFromIAM(String email) {
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return email.substring(email.indexOf('@') + 1, email.indexOf(IAM_ACCOUNT_SUFFIX));
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}
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}
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}
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@ -0,0 +1,45 @@
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/*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. 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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*/
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package org.jclouds.googlecloud.config;
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import static org.jclouds.googlecloud.config.CurrentProject.ClientEmail.toProjectNumber;
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import static org.testng.Assert.assertEquals;
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import org.jclouds.googlecloud.config.CurrentProject.ClientEmail;
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import org.testng.annotations.Test;
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@Test(groups = "unit", testName = "ClientEmailTest")
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public class ClientEmailTest {
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@Test(expectedExceptions = IllegalArgumentException.class, expectedExceptionsMessageRegExp = "Client email foo is malformed. Should be "
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+ ClientEmail.DESCRIPTION)
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public void testMalformedClientEmail() {
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toProjectNumber("foo");
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}
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public void testParseClientId() {
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assertEquals(toProjectNumber("1234567890@developer.gserviceaccount.com"), "1234567890");
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}
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public void testParseClientIdWithExtendedUid() {
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assertEquals(toProjectNumber("1234567890-project_foo@developer.gserviceaccount.com"), "1234567890");
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}
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public void testParseProjectIdFromIAMAccount() {
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assertEquals(toProjectNumber("account@project_id.iam.gserviceaccount.com"), "project_id");
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}
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}
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