de.gesellix.gradle.docker.DockerPluginExtension.groovy Maven / Gradle / Ivy

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package de.gesellix.gradle.docker

import org.gradle.api.Project

/**
 *  Provides project extension class for configuring default values for all Docker tasks.
 */
class DockerPluginExtension {

    private Project project

    /**
     * Docker host url. Will default to the system property {@code docker.host.url} if that is provided,
     * otherwise it will try to use the environment variable {@code DOCKER_HOST}. Failing that it will be
     * null
     */
    String dockerHost = System.getProperty("docker.host") ?: System.getenv("DOCKER_HOST")

    // Use an object that can be evaluated with project.file()
    private Object certPath = System.getProperty("docker.cert.path") ?: System.getenv("DOCKER_CERT_PATH")

    def proxy
    def authConfigPlain
    def authConfigEncoded

    DockerPluginExtension(Project project) {
        this.project = project
    }

    /**
     * Allows for the setting of the path where certificates can be found.
     *
     * @param path Any path object that can be resolved via {@code project.file ( )}
     */
    void setCertPath(Object path) {
        this.certPath = path
    }

    /**
     * Returns the certificate path as an absolute path to the certificate.
     * If {@code certPath} was not configured it will attempt to check for system property
     * {@code docker.cert.path} first and then for the {@code DOCKER_CERT_PATH} environment variable.
     *
     * @return Absolute path as a string or null.
     */
    String getCertPath() {
        certPath ? project.file(certPath).absolutePath : null
    }
}