/
BuilderTests.java
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/
BuilderTests.java
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/*
* Copyright 2012-2021 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
*
* https://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.springframework.boot.buildpack.platform.build;
import java.io.ByteArrayOutputStream;
import java.io.IOException;
import java.io.PrintStream;
import java.net.URI;
import org.junit.jupiter.api.Test;
import org.mockito.ArgumentCaptor;
import org.mockito.stubbing.Answer;
import org.springframework.boot.buildpack.platform.docker.DockerApi;
import org.springframework.boot.buildpack.platform.docker.DockerApi.ContainerApi;
import org.springframework.boot.buildpack.platform.docker.DockerApi.ImageApi;
import org.springframework.boot.buildpack.platform.docker.DockerApi.VolumeApi;
import org.springframework.boot.buildpack.platform.docker.TotalProgressPullListener;
import org.springframework.boot.buildpack.platform.docker.configuration.DockerConfiguration;
import org.springframework.boot.buildpack.platform.docker.transport.DockerEngineException;
import org.springframework.boot.buildpack.platform.docker.type.ContainerReference;
import org.springframework.boot.buildpack.platform.docker.type.ContainerStatus;
import org.springframework.boot.buildpack.platform.docker.type.Image;
import org.springframework.boot.buildpack.platform.docker.type.ImageArchive;
import org.springframework.boot.buildpack.platform.docker.type.ImageReference;
import org.springframework.boot.buildpack.platform.io.TarArchive;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
import static org.assertj.core.api.Assertions.assertThatIllegalArgumentException;
import static org.assertj.core.api.Assertions.assertThatIllegalStateException;
import static org.mockito.ArgumentMatchers.any;
import static org.mockito.ArgumentMatchers.eq;
import static org.mockito.ArgumentMatchers.isNull;
import static org.mockito.BDDMockito.given;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.never;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.verifyNoMoreInteractions;
/**
* Tests for {@link Builder}.
*
* @author Phillip Webb
* @author Scott Frederick
*/
class BuilderTests {
@Test
void createWhenLogIsNullThrowsException() {
assertThatIllegalArgumentException().isThrownBy(() -> new Builder((BuildLog) null))
.withMessage("Log must not be null");
}
@Test
void createWithDockerConfiguration() {
Builder builder = new Builder(BuildLog.toSystemOut());
assertThat(builder).isNotNull();
}
@Test
void buildWhenRequestIsNullThrowsException() {
Builder builder = new Builder();
assertThatIllegalArgumentException().isThrownBy(() -> builder.build(null))
.withMessage("Request must not be null");
}
@Test
void buildInvokesBuilder() throws Exception {
TestPrintStream out = new TestPrintStream();
DockerApi docker = mockDockerApi();
Image builderImage = loadImage("image.json");
Image runImage = loadImage("run-image.json");
given(docker.image().pull(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)), any(), isNull()))
.willAnswer(withPulledImage(builderImage));
given(docker.image().pull(eq(ImageReference.of("docker.io/cloudfoundry/run:base-cnb")), any(), isNull()))
.willAnswer(withPulledImage(runImage));
Builder builder = new Builder(BuildLog.to(out), docker, null);
BuildRequest request = getTestRequest();
builder.build(request);
assertThat(out.toString()).contains("Running creator");
assertThat(out.toString()).contains("Successfully built image 'docker.io/library/my-application:latest'");
ArgumentCaptor<ImageArchive> archive = ArgumentCaptor.forClass(ImageArchive.class);
verify(docker.image()).pull(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)), any(), isNull());
verify(docker.image()).pull(eq(ImageReference.of("docker.io/cloudfoundry/run:base-cnb")), any(), isNull());
verify(docker.image()).load(archive.capture(), any());
verify(docker.image()).remove(archive.getValue().getTag(), true);
verifyNoMoreInteractions(docker.image());
}
@Test
void buildInvokesBuilderAndPublishesImage() throws Exception {
TestPrintStream out = new TestPrintStream();
DockerApi docker = mockDockerApi();
Image builderImage = loadImage("image.json");
Image runImage = loadImage("run-image.json");
DockerConfiguration dockerConfiguration = new DockerConfiguration()
.withBuilderRegistryTokenAuthentication("builder token")
.withPublishRegistryTokenAuthentication("publish token");
given(docker.image().pull(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)), any(),
eq(dockerConfiguration.getBuilderRegistryAuthentication().getAuthHeader())))
.willAnswer(withPulledImage(builderImage));
given(docker.image().pull(eq(ImageReference.of("docker.io/cloudfoundry/run:base-cnb")), any(),
eq(dockerConfiguration.getBuilderRegistryAuthentication().getAuthHeader())))
.willAnswer(withPulledImage(runImage));
Builder builder = new Builder(BuildLog.to(out), docker, dockerConfiguration);
BuildRequest request = getTestRequest().withPublish(true);
builder.build(request);
assertThat(out.toString()).contains("Running creator");
assertThat(out.toString()).contains("Successfully built image 'docker.io/library/my-application:latest'");
ArgumentCaptor<ImageArchive> archive = ArgumentCaptor.forClass(ImageArchive.class);
verify(docker.image()).pull(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)), any(),
eq(dockerConfiguration.getBuilderRegistryAuthentication().getAuthHeader()));
verify(docker.image()).pull(eq(ImageReference.of("docker.io/cloudfoundry/run:base-cnb")), any(),
eq(dockerConfiguration.getBuilderRegistryAuthentication().getAuthHeader()));
verify(docker.image()).push(eq(request.getName()), any(),
eq(dockerConfiguration.getPublishRegistryAuthentication().getAuthHeader()));
verify(docker.image()).load(archive.capture(), any());
verify(docker.image()).remove(archive.getValue().getTag(), true);
verifyNoMoreInteractions(docker.image());
}
@Test
void buildInvokesBuilderWithDefaultImageTags() throws Exception {
TestPrintStream out = new TestPrintStream();
DockerApi docker = mockDockerApi();
Image builderImage = loadImage("image-with-no-run-image-tag.json");
Image runImage = loadImage("run-image.json");
given(docker.image().pull(eq(ImageReference.of("gcr.io/paketo-buildpacks/builder:latest")), any(), isNull()))
.willAnswer(withPulledImage(builderImage));
given(docker.image().pull(eq(ImageReference.of("docker.io/cloudfoundry/run:latest")), any(), isNull()))
.willAnswer(withPulledImage(runImage));
Builder builder = new Builder(BuildLog.to(out), docker, null);
BuildRequest request = getTestRequest().withBuilder(ImageReference.of("gcr.io/paketo-buildpacks/builder"));
builder.build(request);
assertThat(out.toString()).contains("Running creator");
assertThat(out.toString()).contains("Successfully built image 'docker.io/library/my-application:latest'");
ArgumentCaptor<ImageArchive> archive = ArgumentCaptor.forClass(ImageArchive.class);
verify(docker.image()).load(archive.capture(), any());
verify(docker.image()).remove(archive.getValue().getTag(), true);
}
@Test
void buildInvokesBuilderWithRunImageInDigestForm() throws Exception {
TestPrintStream out = new TestPrintStream();
DockerApi docker = mockDockerApi();
Image builderImage = loadImage("image-with-run-image-digest.json");
Image runImage = loadImage("run-image.json");
given(docker.image().pull(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)), any(), isNull()))
.willAnswer(withPulledImage(builderImage));
given(docker.image().pull(eq(ImageReference.of(
"docker.io/cloudfoundry/run@sha256:6e9f67fa63b0323e9a1e587fd71c561ba48a034504fb804fd26fd8800039835d")),
any(), isNull())).willAnswer(withPulledImage(runImage));
Builder builder = new Builder(BuildLog.to(out), docker, null);
BuildRequest request = getTestRequest();
builder.build(request);
assertThat(out.toString()).contains("Running creator");
assertThat(out.toString()).contains("Successfully built image 'docker.io/library/my-application:latest'");
ArgumentCaptor<ImageArchive> archive = ArgumentCaptor.forClass(ImageArchive.class);
verify(docker.image()).load(archive.capture(), any());
verify(docker.image()).remove(archive.getValue().getTag(), true);
}
@Test
void buildInvokesBuilderWithRunImageFromRequest() throws Exception {
TestPrintStream out = new TestPrintStream();
DockerApi docker = mockDockerApi();
Image builderImage = loadImage("image.json");
Image runImage = loadImage("run-image.json");
given(docker.image().pull(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)), any(), isNull()))
.willAnswer(withPulledImage(builderImage));
given(docker.image().pull(eq(ImageReference.of("example.com/custom/run:latest")), any(), isNull()))
.willAnswer(withPulledImage(runImage));
Builder builder = new Builder(BuildLog.to(out), docker, null);
BuildRequest request = getTestRequest().withRunImage(ImageReference.of("example.com/custom/run:latest"));
builder.build(request);
assertThat(out.toString()).contains("Running creator");
assertThat(out.toString()).contains("Successfully built image 'docker.io/library/my-application:latest'");
ArgumentCaptor<ImageArchive> archive = ArgumentCaptor.forClass(ImageArchive.class);
verify(docker.image()).load(archive.capture(), any());
verify(docker.image()).remove(archive.getValue().getTag(), true);
}
@Test
void buildInvokesBuilderWithNeverPullPolicy() throws Exception {
TestPrintStream out = new TestPrintStream();
DockerApi docker = mockDockerApi();
Image builderImage = loadImage("image.json");
Image runImage = loadImage("run-image.json");
given(docker.image().pull(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)), any(), isNull()))
.willAnswer(withPulledImage(builderImage));
given(docker.image().pull(eq(ImageReference.of("docker.io/cloudfoundry/run:base-cnb")), any(), isNull()))
.willAnswer(withPulledImage(runImage));
given(docker.image().inspect(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME))))
.willReturn(builderImage);
given(docker.image().inspect(eq(ImageReference.of("docker.io/cloudfoundry/run:base-cnb"))))
.willReturn(runImage);
Builder builder = new Builder(BuildLog.to(out), docker, null);
BuildRequest request = getTestRequest().withPullPolicy(PullPolicy.NEVER);
builder.build(request);
assertThat(out.toString()).contains("Running creator");
assertThat(out.toString()).contains("Successfully built image 'docker.io/library/my-application:latest'");
ArgumentCaptor<ImageArchive> archive = ArgumentCaptor.forClass(ImageArchive.class);
verify(docker.image()).load(archive.capture(), any());
verify(docker.image()).remove(archive.getValue().getTag(), true);
verify(docker.image(), never()).pull(any(), any());
verify(docker.image(), times(2)).inspect(any());
}
@Test
void buildInvokesBuilderWithAlwaysPullPolicy() throws Exception {
TestPrintStream out = new TestPrintStream();
DockerApi docker = mockDockerApi();
Image builderImage = loadImage("image.json");
Image runImage = loadImage("run-image.json");
given(docker.image().pull(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)), any(), isNull()))
.willAnswer(withPulledImage(builderImage));
given(docker.image().pull(eq(ImageReference.of("docker.io/cloudfoundry/run:base-cnb")), any(), isNull()))
.willAnswer(withPulledImage(runImage));
given(docker.image().inspect(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME))))
.willReturn(builderImage);
given(docker.image().inspect(eq(ImageReference.of("docker.io/cloudfoundry/run:base-cnb"))))
.willReturn(runImage);
Builder builder = new Builder(BuildLog.to(out), docker, null);
BuildRequest request = getTestRequest().withPullPolicy(PullPolicy.ALWAYS);
builder.build(request);
assertThat(out.toString()).contains("Running creator");
assertThat(out.toString()).contains("Successfully built image 'docker.io/library/my-application:latest'");
ArgumentCaptor<ImageArchive> archive = ArgumentCaptor.forClass(ImageArchive.class);
verify(docker.image()).load(archive.capture(), any());
verify(docker.image()).remove(archive.getValue().getTag(), true);
verify(docker.image(), times(2)).pull(any(), any(), isNull());
verify(docker.image(), never()).inspect(any());
}
@Test
void buildInvokesBuilderWithIfNotPresentPullPolicy() throws Exception {
TestPrintStream out = new TestPrintStream();
DockerApi docker = mockDockerApi();
Image builderImage = loadImage("image.json");
Image runImage = loadImage("run-image.json");
given(docker.image().pull(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)), any(), isNull()))
.willAnswer(withPulledImage(builderImage));
given(docker.image().pull(eq(ImageReference.of("docker.io/cloudfoundry/run:base-cnb")), any(), isNull()))
.willAnswer(withPulledImage(runImage));
given(docker.image().inspect(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)))).willThrow(
new DockerEngineException("docker://localhost/", new URI("example"), 404, "NOT FOUND", null, null))
.willReturn(builderImage);
given(docker.image().inspect(eq(ImageReference.of("docker.io/cloudfoundry/run:base-cnb")))).willThrow(
new DockerEngineException("docker://localhost/", new URI("example"), 404, "NOT FOUND", null, null))
.willReturn(runImage);
Builder builder = new Builder(BuildLog.to(out), docker, null);
BuildRequest request = getTestRequest().withPullPolicy(PullPolicy.IF_NOT_PRESENT);
builder.build(request);
assertThat(out.toString()).contains("Running creator");
assertThat(out.toString()).contains("Successfully built image 'docker.io/library/my-application:latest'");
ArgumentCaptor<ImageArchive> archive = ArgumentCaptor.forClass(ImageArchive.class);
verify(docker.image()).load(archive.capture(), any());
verify(docker.image()).remove(archive.getValue().getTag(), true);
verify(docker.image(), times(2)).inspect(any());
verify(docker.image(), times(2)).pull(any(), any(), isNull());
}
@Test
void buildWhenStackIdDoesNotMatchThrowsException() throws Exception {
TestPrintStream out = new TestPrintStream();
DockerApi docker = mockDockerApi();
Image builderImage = loadImage("image.json");
Image runImage = loadImage("run-image-with-bad-stack.json");
given(docker.image().pull(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)), any(), isNull()))
.willAnswer(withPulledImage(builderImage));
given(docker.image().pull(eq(ImageReference.of("docker.io/cloudfoundry/run:base-cnb")), any(), isNull()))
.willAnswer(withPulledImage(runImage));
Builder builder = new Builder(BuildLog.to(out), docker, null);
BuildRequest request = getTestRequest();
assertThatIllegalStateException().isThrownBy(() -> builder.build(request)).withMessage(
"Run image stack 'org.cloudfoundry.stacks.cfwindowsfs3' does not match builder stack 'io.buildpacks.stacks.bionic'");
}
@Test
void buildWhenBuilderReturnsErrorThrowsException() throws Exception {
TestPrintStream out = new TestPrintStream();
DockerApi docker = mockDockerApiLifecycleError();
Image builderImage = loadImage("image.json");
Image runImage = loadImage("run-image.json");
given(docker.image().pull(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)), any(), isNull()))
.willAnswer(withPulledImage(builderImage));
given(docker.image().pull(eq(ImageReference.of("docker.io/cloudfoundry/run:base-cnb")), any(), isNull()))
.willAnswer(withPulledImage(runImage));
Builder builder = new Builder(BuildLog.to(out), docker, null);
BuildRequest request = getTestRequest();
assertThatExceptionOfType(BuilderException.class).isThrownBy(() -> builder.build(request))
.withMessage("Builder lifecycle 'creator' failed with status code 9");
}
@Test
void buildWhenDetectedRunImageInDifferentAuthenticatedRegistryThrowsException() throws Exception {
TestPrintStream out = new TestPrintStream();
DockerApi docker = mockDockerApi();
Image builderImage = loadImage("image-with-run-image-different-registry.json");
DockerConfiguration dockerConfiguration = new DockerConfiguration()
.withBuilderRegistryTokenAuthentication("builder token");
given(docker.image().pull(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)), any(),
eq(dockerConfiguration.getBuilderRegistryAuthentication().getAuthHeader())))
.willAnswer(withPulledImage(builderImage));
Builder builder = new Builder(BuildLog.to(out), docker, dockerConfiguration);
BuildRequest request = getTestRequest();
assertThatIllegalStateException().isThrownBy(() -> builder.build(request))
.withMessageContaining(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)
.withMessageContaining("example.com/custom/run:latest")
.withMessageContaining("must be pulled from the same authenticated registry");
}
@Test
void buildWhenRequestedRunImageInDifferentAuthenticatedRegistryThrowsException() throws Exception {
TestPrintStream out = new TestPrintStream();
DockerApi docker = mockDockerApi();
Image builderImage = loadImage("image.json");
DockerConfiguration dockerConfiguration = new DockerConfiguration()
.withBuilderRegistryTokenAuthentication("builder token");
given(docker.image().pull(eq(ImageReference.of(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)), any(),
eq(dockerConfiguration.getBuilderRegistryAuthentication().getAuthHeader())))
.willAnswer(withPulledImage(builderImage));
Builder builder = new Builder(BuildLog.to(out), docker, dockerConfiguration);
BuildRequest request = getTestRequest().withRunImage(ImageReference.of("example.com/custom/run:latest"));
assertThatIllegalStateException().isThrownBy(() -> builder.build(request))
.withMessageContaining(BuildRequest.DEFAULT_BUILDER_IMAGE_NAME)
.withMessageContaining("example.com/custom/run:latest")
.withMessageContaining("must be pulled from the same authenticated registry");
}
private DockerApi mockDockerApi() throws IOException {
ContainerApi containerApi = mock(ContainerApi.class);
ContainerReference reference = ContainerReference.of("container-ref");
given(containerApi.create(any(), any())).willReturn(reference);
given(containerApi.wait(eq(reference))).willReturn(ContainerStatus.of(0, null));
ImageApi imageApi = mock(ImageApi.class);
VolumeApi volumeApi = mock(VolumeApi.class);
DockerApi docker = mock(DockerApi.class);
given(docker.image()).willReturn(imageApi);
given(docker.container()).willReturn(containerApi);
given(docker.volume()).willReturn(volumeApi);
return docker;
}
private DockerApi mockDockerApiLifecycleError() throws IOException {
ContainerApi containerApi = mock(ContainerApi.class);
ContainerReference reference = ContainerReference.of("container-ref");
given(containerApi.create(any(), any())).willReturn(reference);
given(containerApi.wait(eq(reference))).willReturn(ContainerStatus.of(9, null));
ImageApi imageApi = mock(ImageApi.class);
VolumeApi volumeApi = mock(VolumeApi.class);
DockerApi docker = mock(DockerApi.class);
given(docker.image()).willReturn(imageApi);
given(docker.container()).willReturn(containerApi);
given(docker.volume()).willReturn(volumeApi);
return docker;
}
private BuildRequest getTestRequest() {
TarArchive content = mock(TarArchive.class);
ImageReference name = ImageReference.of("my-application");
return BuildRequest.of(name, (owner) -> content);
}
private Image loadImage(String name) throws IOException {
return Image.of(getClass().getResourceAsStream(name));
}
private Answer<Image> withPulledImage(Image image) {
return (invocation) -> {
TotalProgressPullListener listener = invocation.getArgument(1, TotalProgressPullListener.class);
listener.onStart();
listener.onFinish();
return image;
};
}
static class TestPrintStream extends PrintStream {
TestPrintStream() {
super(new ByteArrayOutputStream());
}
@Override
public String toString() {
return this.out.toString();
}
}
}