Add imagePushed field to jib-image.json

jib-core/src/integration-test/java/com/google/cloud/tools/jib/api/ContainerizerIntegrationTest.java

@@ -270,6 +270,10 @@ public void testSteps_forBuildToDockerRegistry_skipExistingDigest()
     // Test that both images have the same properties.
     Assert.assertEquals(image1.getDigest(), image2.getDigest());
     Assert.assertEquals(image1.getImageId(), image2.getImageId());
+
+    // Test that the first image was pushed while the second one was skipped
+    Assert.assertTrue(image1.isImagePushed());
+    Assert.assertFalse(image2.isImagePushed());
   }
 
   @Test

jib-core/src/main/java/com/google/cloud/tools/jib/api/JibContainer.java

@@ -29,25 +29,28 @@ public class JibContainer {
   private final DescriptorDigest imageDigest;
   private final DescriptorDigest imageId;
   private final Set<String> tags;
+  private final boolean imagePushed;
 
   @VisibleForTesting
   JibContainer(
       ImageReference targetImage,
       DescriptorDigest imageDigest,
       DescriptorDigest imageId,
-      Set<String> tags) {
+      Set<String> tags,
+      boolean imagePushed) {
     this.targetImage = targetImage;
     this.imageDigest = imageDigest;
     this.imageId = imageId;
     this.tags = tags;
+    this.imagePushed = imagePushed;
   }
 
   static JibContainer from(BuildContext buildContext, BuildResult buildResult) {
     ImageReference targetImage = buildContext.getTargetImageConfiguration().getImage();
     DescriptorDigest imageDigest = buildResult.getImageDigest();
     DescriptorDigest imageId = buildResult.getImageId();
     Set<String> tags = buildContext.getAllTargetImageTags();
-    return new JibContainer(targetImage, imageDigest, imageId, tags);
+    return new JibContainer(targetImage, imageDigest, imageId, tags, buildResult.isImagePushed());
   }
 
   /**
@@ -59,6 +62,15 @@ public ImageReference getTargetImage() {
     return targetImage;
   }
 
+  /**
+   * Returns true if we pushed this image all the way to a registry.
+   *
+   * @return true if pushed.
+   */
+  public boolean isImagePushed() {
+    return imagePushed;
+  }
+
   /**
    * Gets the digest of the registry image manifest built by Jib. This digest can be used to fetch a
    * specific image from the registry in the form {@code myregistry/myimage@digest}.

jib-core/src/main/java/com/google/cloud/tools/jib/builder/steps/BuildResult.java

@@ -46,15 +46,17 @@ static BuildResult fromImage(Image image, Class<? extends BuildableManifestTempl
             targetFormat, containerConfigurationBlobDescriptor);
     DescriptorDigest imageDigest = Digests.computeJsonDigest(manifestTemplate);
     DescriptorDigest imageId = containerConfigurationBlobDescriptor.getDigest();
-    return new BuildResult(imageDigest, imageId);
+    return new BuildResult(imageDigest, imageId, false);
   }
 
   private final DescriptorDigest imageDigest;
   private final DescriptorDigest imageId;
+  private final Boolean imagePushed;
 
-  BuildResult(DescriptorDigest imageDigest, DescriptorDigest imageId) {
+  BuildResult(DescriptorDigest imageDigest, DescriptorDigest imageId, boolean imagePushed) {
     this.imageDigest = imageDigest;
     this.imageId = imageId;
+    this.imagePushed = imagePushed;
   }
 
   public DescriptorDigest getImageDigest() {
@@ -65,6 +67,10 @@ public DescriptorDigest getImageId() {
     return imageId;
   }
 
+  public boolean isImagePushed() {
+    return imagePushed;
+  }
+
   @Override
   public int hashCode() {
     return Objects.hash(imageDigest, imageId);
@@ -80,6 +86,7 @@ public boolean equals(Object other) {
     }
     BuildResult otherBuildResult = (BuildResult) other;
     return imageDigest.equals(otherBuildResult.imageDigest)
-        && imageId.equals(otherBuildResult.imageId);
+        && imageId.equals(otherBuildResult.imageId)
+        && imagePushed.equals(otherBuildResult.imagePushed);
   }
 }

jib-core/src/main/java/com/google/cloud/tools/jib/builder/steps/PushImageStep.java

@@ -180,7 +180,7 @@ public BuildResult call() throws IOException, RegistryException {
       eventHandlers.dispatch(LogEvent.info("Pushing manifest for " + imageQualifier + "..."));
 
       registryClient.pushManifest(manifestTemplate, imageQualifier);
-      return new BuildResult(imageDigest, imageId);
+      return new BuildResult(imageDigest, imageId, true);
     }
   }
 }

jib-core/src/main/java/com/google/cloud/tools/jib/builder/steps/StepsRunner.java

@@ -573,10 +573,16 @@ private Future<BuildResult> pushImage(
                       results.manifestCheckResult.get().isPresent()));
 
           realizeFutures(manifestPushResults);
+
+          boolean imagePushed =
+              !(JibSystemProperties.skipExistingImages()
+                  && results.manifestCheckResult.get().isPresent());
+
           return manifestPushResults.isEmpty()
               ? new BuildResult(
                   results.manifestCheckResult.get().get().getDigest(),
-                  Verify.verifyNotNull(containerConfigPushResult).get().getDigest())
+                  Verify.verifyNotNull(containerConfigPushResult).get().getDigest(),
+                  imagePushed)
               // Manifest pushers return the same BuildResult.
               : manifestPushResults.get(0).get();
         });

jib-core/src/test/java/com/google/cloud/tools/jib/api/JibContainerTest.java

@@ -53,54 +53,55 @@ public void setUp() throws DigestException, InvalidImageReferenceException {
 
   @Test
   public void testCreation() {
-    JibContainer container = new JibContainer(targetImage1, digest1, digest2, tags1);
+    JibContainer container = new JibContainer(targetImage1, digest1, digest2, tags1, true);
 
     Assert.assertEquals(targetImage1, container.getTargetImage());
     Assert.assertEquals(digest1, container.getDigest());
     Assert.assertEquals(digest2, container.getImageId());
     Assert.assertEquals(tags1, container.getTags());
+    Assert.assertTrue(container.isImagePushed());
   }
 
   @Test
   public void testEquality() {
-    JibContainer container1 = new JibContainer(targetImage1, digest1, digest2, tags1);
-    JibContainer container2 = new JibContainer(targetImage1, digest1, digest2, tags1);
+    JibContainer container1 = new JibContainer(targetImage1, digest1, digest2, tags1, true);
+    JibContainer container2 = new JibContainer(targetImage1, digest1, digest2, tags1, true);
 
     Assert.assertEquals(container1, container2);
     Assert.assertEquals(container1.hashCode(), container2.hashCode());
   }
 
   @Test
   public void testEquality_differentTargetImage() {
-    JibContainer container1 = new JibContainer(targetImage1, digest1, digest2, tags1);
-    JibContainer container2 = new JibContainer(targetImage2, digest1, digest2, tags1);
+    JibContainer container1 = new JibContainer(targetImage1, digest1, digest2, tags1, true);
+    JibContainer container2 = new JibContainer(targetImage2, digest1, digest2, tags1, true);
 
     Assert.assertNotEquals(container1, container2);
     Assert.assertNotEquals(container1.hashCode(), container2.hashCode());
   }
 
   @Test
   public void testEquality_differentImageDigest() {
-    JibContainer container1 = new JibContainer(targetImage1, digest1, digest2, tags1);
-    JibContainer container2 = new JibContainer(targetImage1, digest2, digest2, tags1);
+    JibContainer container1 = new JibContainer(targetImage1, digest1, digest2, tags1, true);
+    JibContainer container2 = new JibContainer(targetImage1, digest2, digest2, tags1, true);
 
     Assert.assertNotEquals(container1, container2);
     Assert.assertNotEquals(container1.hashCode(), container2.hashCode());
   }
 
   @Test
   public void testEquality_differentImageId() {
-    JibContainer container1 = new JibContainer(targetImage1, digest1, digest1, tags1);
-    JibContainer container2 = new JibContainer(targetImage1, digest1, digest2, tags1);
+    JibContainer container1 = new JibContainer(targetImage1, digest1, digest1, tags1, true);
+    JibContainer container2 = new JibContainer(targetImage1, digest1, digest2, tags1, true);
 
     Assert.assertNotEquals(container1, container2);
     Assert.assertNotEquals(container1.hashCode(), container2.hashCode());
   }
 
   @Test
   public void testEquality_differentTags() {
-    JibContainer container1 = new JibContainer(targetImage1, digest1, digest1, tags1);
-    JibContainer container2 = new JibContainer(targetImage1, digest1, digest1, tags2);
+    JibContainer container1 = new JibContainer(targetImage1, digest1, digest1, tags1, true);
+    JibContainer container2 = new JibContainer(targetImage1, digest1, digest1, tags2, true);
 
     Assert.assertNotEquals(container1, container2);
     Assert.assertNotEquals(container1.hashCode(), container2.hashCode());

jib-core/src/test/java/com/google/cloud/tools/jib/builder/steps/BuildResultTest.java

@@ -47,19 +47,22 @@ public void setUp() throws DigestException {
 
   @Test
   public void testCreated() {
-    BuildResult container = new BuildResult(digest1, id);
+    BuildResult container = new BuildResult(digest1, id, true);
     Assert.assertEquals(digest1, container.getImageDigest());
     Assert.assertEquals(id, container.getImageId());
+    Assert.assertTrue(container.isImagePushed());
   }
 
   @Test
   public void testEquality() {
-    BuildResult container1 = new BuildResult(digest1, id);
-    BuildResult container2 = new BuildResult(digest1, id);
-    BuildResult container3 = new BuildResult(digest2, id);
+    BuildResult container1 = new BuildResult(digest1, id, true);
+    BuildResult container2 = new BuildResult(digest1, id, true);
+    BuildResult container3 = new BuildResult(digest2, id, true);
+    BuildResult container4 = new BuildResult(digest1, id, false);
 
     Assert.assertEquals(container1, container2);
     Assert.assertEquals(container1.hashCode(), container2.hashCode());
+    Assert.assertEquals(container1.hashCode(), container4.hashCode());
     Assert.assertNotEquals(container1, container3);
   }
 

jib-plugins-common/src/main/java/com/google/cloud/tools/jib/plugins/common/ImageMetadataOutput.java

@@ -46,17 +46,20 @@ public class ImageMetadataOutput implements JsonTemplate {
   private final String imageId;
   private final String imageDigest;
   private final List<String> tags;
+  private final Boolean imagePushed;
 
   @JsonCreator
   ImageMetadataOutput(
       @JsonProperty(value = "image", required = true) String image,
       @JsonProperty(value = "imageId", required = true) String imageId,
       @JsonProperty(value = "imageDigest", required = true) String imageDigest,
-      @JsonProperty(value = "tags", required = true) List<String> tags) {
+      @JsonProperty(value = "tags", required = true) List<String> tags,
+      @JsonProperty(value = "imagePushed", required = true) Boolean imagePushed) {
     this.image = image;
     this.imageId = imageId;
     this.imageDigest = imageDigest;
     this.tags = tags;
+    this.imagePushed = imagePushed;
   }
 
   @VisibleForTesting
@@ -74,11 +77,12 @@ public static ImageMetadataOutput fromJibContainer(JibContainer jibContainer) {
     String image = jibContainer.getTargetImage().toString();
     String imageId = jibContainer.getImageId().toString();
     String imageDigest = jibContainer.getDigest().toString();
+    Boolean imagePushed = jibContainer.isImagePushed();
 
     // Make sure tags always appear in a predictable way, by sorting them into a list
     List<String> tags = ImmutableList.sortedCopyOf(jibContainer.getTags());
 
-    return new ImageMetadataOutput(image, imageId, imageDigest, tags);
+    return new ImageMetadataOutput(image, imageId, imageDigest, tags, imagePushed);
   }
 
   public String getImage() {
@@ -97,6 +101,10 @@ public List<String> getTags() {
     return tags;
   }
 
+  public Boolean isImagePushed() {
+    return imagePushed;
+  }
+
   public String toJson() throws IOException {
     return JsonTemplateMapper.toUtf8String(this);
   }

jib-plugins-common/src/test/java/com/google/cloud/tools/jib/plugins/common/ImageMetadataOutputTest.java

@@ -30,7 +30,8 @@ public class ImageMetadataOutputTest {
           + "\"sha256:61bb3ec31a47cb730eb58a38bbfa813761a51dca69d10e39c24c3d00a7b2c7a9\","
           + "\"imageDigest\":"
           + "\"sha256:3f1be7e19129edb202c071a659a4db35280ab2bb1a16f223bfd5d1948657b6fc\","
-          + "\"tags\":[\"latest\",\"tag\"]"
+          + "\"tags\":[\"latest\",\"tag\"],"
+          + "\"imagePushed\":true"
           + "}";
 
   @Test
@@ -43,6 +44,7 @@ public void testFromJson() throws IOException {
     Assert.assertEquals(
         "sha256:3f1be7e19129edb202c071a659a4db35280ab2bb1a16f223bfd5d1948657b6fc",
         output.getImageDigest());
+    Assert.assertTrue(output.isImagePushed());
 
     Assert.assertEquals(ImmutableList.of("latest", "tag"), output.getTags());
   }

jib-plugins-common/src/test/java/com/google/cloud/tools/jib/plugins/common/JibBuildRunnerTest.java

@@ -250,5 +250,6 @@ public void testBuildImage_writesImageJson() throws Exception {
     Assert.assertEquals(imageId, metadataOutput.getImageId());
     Assert.assertEquals(digest, metadataOutput.getImageDigest());
     Assert.assertEquals(tags, ImmutableSet.copyOf(metadataOutput.getTags()));
+    Assert.assertTrue(metadataOutput.isImagePushed());
   }
 }