OpenSearch/plugins/discovery-gce/qa/gce/build.gradle

/*
 * Licensed to Elasticsearch under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch licenses this file to you 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
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import org.elasticsearch.gradle.MavenFilteringHack
import org.elasticsearch.gradle.test.AntFixture

apply plugin: 'elasticsearch.standalone-rest-test'
apply plugin: 'elasticsearch.rest-test'

final int gceNumberOfNodes = 3

dependencies {
    testCompile project(path: ':plugins:discovery-gce', configuration: 'runtime')
}

/** A task to start the GCEFixture which emulates a GCE service **/
task gceFixture(type: AntFixture) {
    dependsOn compileTestJava
    env 'CLASSPATH', "${ -> project.sourceSets.test.runtimeClasspath.asPath }"
    executable = new File(project.runtimeJavaHome, 'bin/java')
    args 'org.elasticsearch.cloud.gce.GCEFixture', baseDir, "${buildDir}/testclusters/integTest-1/config/unicast_hosts.txt"
}

Map<String, Object> expansions = [
        'expected_nodes': gceNumberOfNodes
]

processTestResources {
    inputs.properties(expansions)
    MavenFilteringHack.filter(it, expansions)
}

integTest {
    dependsOn gceFixture, project(':plugins:discovery-gce').bundlePlugin
}

testClusters.integTest {
    numberOfNodes = gceNumberOfNodes
    plugin file(project(':plugins:discovery-gce').bundlePlugin.archiveFile)
    // use gce fixture for Auth calls instead of http://metadata.google.internal
    environment 'GCE_METADATA_HOST', { "http://${gceFixture.addressAndPort}" }
    // allows to configure hidden settings (`cloud.gce.host` and `cloud.gce.root_url`)
    systemProperty 'es.allow_reroute_gce_settings', 'true'

    setting 'discovery.seed_providers', 'gce'
    // use gce fixture for metadata server calls instead of http://metadata.google.internal
    setting 'cloud.gce.host', { "http://${gceFixture.addressAndPort}" }
    // use gce fixture for API calls instead of https://www.googleapis.com
    setting 'cloud.gce.root_url', { "http://${gceFixture.addressAndPort}" }
}