org.cloudfoundry.gradle.tasks.ScaleCloudFoundryTask.groovy Maven / Gradle / Ivy

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A Gradle plugin that makes it easy to deploy Gradle-based applications to Cloud Foundry instances.

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/*
 * Copyright 2012 the original author or 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.
 */

package org.cloudfoundry.gradle.tasks

import org.gradle.api.tasks.TaskAction

/**
 * A basic task which can be used to add an environment variable to an application on CloudFoundry platform.
 */
class ScaleCloudFoundryTask extends AbstractEnvCloudFoundryTask {
    ScaleCloudFoundryTask() {
        super()
        description = 'Scales application instances up or down'
    }

    @TaskAction
    void scale() {
        withCloudFoundryClient {
            log "Setting number of instances of application ${application} to ${instances}"

            withApplication {
                client.updateApplicationInstances(application, instances as Integer)
            }
        }
    }
}