com.bmuschko.gradle.docker.tasks.image.DockerBuildImage.groovy Maven / Gradle / Ivy

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Gradle plugin for managing Docker images and containers.
There is a newer version: 6.7.0
/*
 * Copyright 2014 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 com.bmuschko.gradle.docker.tasks.image

import com.bmuschko.gradle.docker.DockerRegistryCredentials
import com.bmuschko.gradle.docker.tasks.AbstractDockerRemoteApiTask
import com.bmuschko.gradle.docker.tasks.RegistryCredentialsAware
import org.gradle.api.file.DirectoryProperty
import org.gradle.api.file.RegularFileProperty
import org.gradle.api.provider.Property
import org.gradle.api.provider.SetProperty
import org.gradle.api.tasks.*

class DockerBuildImage extends AbstractDockerRemoteApiTask implements RegistryCredentialsAware {

    /**
     * Input directory containing the build context. Defaults to "$buildDir/docker".
     */
    @InputDirectory
    @PathSensitive(PathSensitivity.RELATIVE)
    final DirectoryProperty inputDir = newInputDirectory()

    /**
     * The Dockerfile to use to build the image.  If null, will use 'Dockerfile' in the
     * build context, i.e. "$inputDir/Dockerfile".
     */
    @InputFile
    @PathSensitive(PathSensitivity.RELATIVE)
    @Optional
    final RegularFileProperty dockerFile = newInputFile()

    /**
     * Tags for image.
     */
    @Input
    @Optional
    final SetProperty tags = project.objects.setProperty(String)

    @Input
    @Optional
    final Property noCache = project.objects.property(Boolean)

    @Input
    @Optional
    final Property remove = project.objects.property(Boolean)

    @Input
    @Optional
    final Property quiet = project.objects.property(Boolean)

    @Input
    @Optional
    final Property pull = project.objects.property(Boolean)

    @Input
    @Optional
    final Property> labels = project.objects.property(Map)

    @Input
    @Optional
    final Property network = project.objects.property(String)

    @Input
    @Optional
    final Property> buildArgs = project.objects.property(Map)

    @Input
    @Optional
    final SetProperty cacheFrom = project.objects.setProperty(String)

    /**
     * Size of /dev/shm in bytes.
     * The size must be greater than 0.
     * If omitted the system uses 64MB.
     */
    @Input
    @Optional
    final Property shmSize = project.objects.property(Long)

    /**
     * The target Docker registry credentials for building image.
     */
    @Nested
    @Optional
    DockerRegistryCredentials registryCredentials

    @Internal
    final Property imageId = project.objects.property(String)

    DockerBuildImage() {
        inputDir.set(project.layout.buildDirectory.dir('docker'))
        tags.set([])
        noCache.set(false)
        remove.set(false)
        quiet.set(false)
        pull.set(false)
        cacheFrom.set([])
    }

    @Override
    void runRemoteCommand(dockerClient) {
        logger.quiet "Building image using context '${inputDir.get().asFile}'."
        def buildImageCmd

        if (dockerFile.getOrNull()) {
            logger.quiet "Using Dockerfile '${dockerFile.get().asFile}'"
            buildImageCmd = dockerClient.buildImageCmd()
                    .withBaseDirectory(inputDir.get().asFile)
                    .withDockerfile(dockerFile.get().asFile)
        } else {
            buildImageCmd = dockerClient.buildImageCmd(inputDir.get().asFile)
        }

        if (tags.getOrNull()) {
            def tagListString = tags.get().collect {"'${it}'"}.join(", ")
            logger.quiet "Using tags ${tagListString} for image."
            buildImageCmd.withTags(tags.get().collect { it.toString() }.toSet() )
        }

        if (noCache.getOrNull()) {
            buildImageCmd.withNoCache(noCache.get())
        }

        if (remove.getOrNull()) {
            buildImageCmd.withRemove(remove.get())
        }

        if (quiet.getOrNull()) {
            buildImageCmd.withQuiet(quiet.get())
        }

        if (pull.getOrNull()) {
            buildImageCmd.withPull(pull.get())
        }

        if (network.getOrNull()) {
            buildImageCmd.withNetworkMode(network.get())
        }

        if (labels.getOrNull()) {
            buildImageCmd.withLabels(labels.get().collectEntries { [it.key, it.value.toString()] })
        }

        if(shmSize.getOrNull() != null) { // 0 is valid input
            buildImageCmd.withShmsize(shmSize.get())
        }

        if (registryCredentials) {
            def authConfig = threadContextClassLoader.createAuthConfig(registryCredentials)
            def authConfigurations = threadContextClassLoader.createAuthConfigurations([authConfig])
            buildImageCmd.withBuildAuthConfigs(authConfigurations)
        }

        if (buildArgs.getOrNull()) {
            buildArgs.get().each { arg, value ->
                buildImageCmd = buildImageCmd.withBuildArg(arg, value)
            }
        }

        if (cacheFrom.getOrNull()) {
            buildImageCmd = buildImageCmd.withCacheFrom(cacheFrom.get())
        }

        def callback = nextHandler ? threadContextClassLoader.createBuildImageResultCallback(nextHandler)
                              : threadContextClassLoader.createBuildImageResultCallback()
        String createdImageId = buildImageCmd.exec(callback).awaitImageId()
        imageId.set(createdImageId)
        logger.quiet "Created image with ID '$createdImageId'."
    }
}