Add new image for ubuntu 24.04 (#50)

.github/renovate.json5

@@ -133,6 +133,14 @@
       allowedVersions: "/^ubuntu-23\\.04-.*/",
       versioning: "regex:^(?<compatibility>.*)-(?<major>\\d+\\.\\d+)-docker-(?<minor>\\d+)\\.(?<patch>\\d+)\\.(?<build>\\d+)-(?<revision>\\d+)$",
     },
+    {
+      // rule to update earthly/dind:ubuntu:24.04-* images
+      groupName: 'docs-dind-images',
+      matchPackageNames: ['earthly/dind'],
+      matchCurrentVersion: "/^ubuntu-24\\.04-.*/",
+      allowedVersions: "/^ubuntu-24\\.04-.*/",
+      versioning: "regex:^(?<compatibility>.*)-(?<major>\\d+\\.\\d+)-docker-(?<minor>\\d+)\\.(?<patch>\\d+)\\.(?<build>\\d+)-(?<revision>\\d+)$",
+    },
     {
       // create PRs for multiple docker versions in case we're more than one major version behind
       matchPackageNames: [

README.md

@@ -12,6 +12,7 @@ There are currently 3 supported dind distributions available:
 - `alpine`
 - `ubuntu:20.04`
 - `ubuntu:23.04`
+- `ubuntu:24.04`
 
 Other distributions and/or base images can be used with our [dind+INSTALL](https://docs.earthly.dev/docs/guides/docker-in-earthly#performance) [FUNCTION](https://docs.earthly.dev/docs/guides/functions).
 
@@ -39,6 +40,8 @@ dependencies that will trigger new versions of the dind images such as the docke
     │   └── Earthfile
     └── ubuntu-23.04
         └── Earthfile
+    └── ubuntu-24.04
+        └── Earthfile
 ```
 
 ## Testing

docs/dockerhub.md

@@ -8,11 +8,13 @@ This image supports 3 Linux distributions:
 * alpine
 * ubuntu:20.04
 * ubuntu:23.04
+* ubuntu:24.04
 
 For which the current latest tags (respectively) are:
 * `alpine-3.19-docker-25.0.5-r0`
 * `ubuntu-20.04-docker-26.1.1-1`
 * `ubuntu-23.04-docker-25.0.2-1`
+* `ubuntu-24.04-docker-26.1.0-1`
 
 For other available tags, please check out https://hub.docker.com/r/earthly/dind/tags
 

os/ubuntu-24.04/Earthfile

@@ -0,0 +1,42 @@
+VERSION --build-auto-skip 0.8
+
+PROJECT earthly-technologies/core
+
+FROM alpine
+
+IMPORT ../../common AS common
+
+ARG --global OS_IMAGE=ubuntu
+
+ARG --global OS_VERSION=24.04
+# renovate: datasource=github-releases depName=docker/docker
+LET docker_package_version=26.1.0
+ARG --global DOCKER_VERSION=5:$docker_package_version-1~ubuntu.$OS_VERSION~noble
+
+# DIR_PATH is set to that common targets can call os specific targets. It should match the directory name this Earthfile is located in
+ARG --global DIR_PATH=$OS_IMAGE-$OS_VERSION
+
+# release builds the image using a new datetime as a suffix and run tests against the pushed image, then finally retag and push the image without the datetime suffix
+release:
+    RUN --no-cache date --utc +%Y%m%d%H%M%S > datetime
+    LET datetime="$(cat datetime)"
+    WAIT
+        BUILD --pass-args common+build-and-test --SUFFIX=$datetime
+    END
+    COPY --dir --pass-args common+get-image-info/image-info .
+    LET image_tag="$(cat image-info/tag)-$datetime"
+    BUILD --pass-args common+push-new-tag-multi-platform --TAG_WITH_DATE=$image_tag
+
+# test-build will build a test image that is pushed to a temporary registry and run tests against it
+test-build:
+    BUILD --pass-args common+build-and-test --IMAGE_NAME="dindtest"
+
+# build builds an dind:alpine image
+build:
+    BUILD --pass-args --platform=linux/amd64 --platform=linux/arm64 common+build
+
+# test runs test for a dind:alpine image
+# this is primarly used to run against a newly, temporariy image build by +test-build
+test:
+    BUILD --pass-args common+ubuntu-kind-test
+    BUILD --pass-args common+test