Docker: Unpin "mobyBuildxVersion"

src/docker-in-docker/devcontainer-feature.json

@@ -1,6 +1,6 @@
 {
     "id": "docker-in-docker",
-    "version": "2.9.1",
+    "version": "2.9.2",
     "name": "Docker (Docker-in-Docker)",
     "documentationURL": "https://github.com/devcontainers/features/tree/main/src/docker-in-docker",
     "description": "Create child containers *inside* a container, independent from the host's docker instance. Installs Docker extension in the container along with needed CLIs.",
@@ -22,8 +22,8 @@
         },
         "mobyBuildxVersion": {
             "type": "string",
-            "default": "0.12.0",
-            "description": "Install a specific version of moby-buildx when using Moby. (2024-02-09: Microsoft's Package Manifest has mismatching filesize and SHA for 0.12.1; default is last known good version)"
+            "default": "latest",
+            "description": "Install a specific version of moby-buildx when using Moby"
         },
         "dockerDashComposeVersion": {
             "type": "string",

src/docker-in-docker/install.sh

@@ -10,7 +10,7 @@
 
 DOCKER_VERSION="${VERSION:-"latest"}" # The Docker/Moby Engine + CLI should match in version
 USE_MOBY="${MOBY:-"true"}"
-MOBY_BUILDX_VERSION="${MOBYBUILDXVERSION:-"0.12.0"}"
+MOBY_BUILDX_VERSION="${MOBYBUILDXVERSION:-"latest"}"
 DOCKER_DASH_COMPOSE_VERSION="${DOCKERDASHCOMPOSEVERSION:-"v1"}" # v1 or v2 or none
 AZURE_DNS_AUTO_DETECTION="${AZUREDNSAUTODETECTION:-"true"}"
 DOCKER_DEFAULT_ADDRESS_POOL="${DOCKERDEFAULTADDRESSPOOL:-""}"
@@ -228,11 +228,13 @@ else
         # Install engine
         set +e # Handle error gracefully
             apt-get -y install --no-install-recommends moby-cli${cli_version_suffix} moby-buildx${buildx_version_suffix} moby-engine${engine_version_suffix}
-            if [ $? -ne 0 ]; then
-                err "Packages for moby not available in OS ${ID} ${VERSION_CODENAME} (${architecture}). To resolve, either: (1) set feature option '\"moby\": false' , or (2) choose a compatible OS version (eg: 'ubuntu-20.04')."
-                exit 1
-            fi
-        set -e
+            exit_code=$?
+        set -e    
+
+        if [ ${exit_code} -ne 0 ]; then
+            err "Packages for moby not available in OS ${ID} ${VERSION_CODENAME} (${architecture}). To resolve, either: (1) set feature option '\"moby\": false' , or (2) choose a compatible OS version (eg: 'ubuntu-20.04')."
+            exit 1
+        fi
 
         # Install compose
         apt-get -y install --no-install-recommends moby-compose || err "Package moby-compose (Docker Compose v2) not available for OS ${ID} ${VERSION_CODENAME} (${architecture}). Skipping."

src/docker-outside-of-docker/devcontainer-feature.json

@@ -1,6 +1,6 @@
 {
     "id": "docker-outside-of-docker",
-    "version": "1.4.1",
+    "version": "1.4.2",
     "name": "Docker (docker-outside-of-docker)",
     "documentationURL": "https://github.com/devcontainers/features/tree/main/src/docker-outside-of-docker",
     "description": "Re-use the host docker socket, adding the Docker CLI to a container. Feature invokes a script to enable using a forwarded Docker socket within a container to run Docker commands.",
@@ -22,8 +22,8 @@
         },
         "mobyBuildxVersion": {
             "type": "string",
-            "default": "0.12.0",
-            "description": "Install a specific version of moby-buildx when using Moby. (2024-02-09: Microsoft's Package Manifest has mismatching filesize and SHA for 0.12.1; default is last known good version)"
+            "default": "latest",
+            "description": "Install a specific version of moby-buildx when using Moby"
         },
         "dockerDashComposeVersion": {
             "type": "string",

src/docker-outside-of-docker/install.sh

@@ -9,7 +9,7 @@
 
 DOCKER_VERSION="${VERSION:-"latest"}"
 USE_MOBY="${MOBY:-"true"}"
-MOBY_BUILDX_VERSION="${MOBYBUILDXVERSION:-"0.12.0"}"
+MOBY_BUILDX_VERSION="${MOBYBUILDXVERSION:-"latest"}"
 DOCKER_DASH_COMPOSE_VERSION="${DOCKERDASHCOMPOSEVERSION:-"v1"}" # v1 or v2 or none
 
 ENABLE_NONROOT_DOCKER="${ENABLE_NONROOT_DOCKER:-"true"}"

test/docker-in-docker/docker_specific_moby_buildx.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+
+set -e
+
+# Optional: Import test library
+source dev-container-features-test-lib
+# Definition specific tests
+check "moby-buildx" bash -c "dpkg-query -W moby-buildx  | grep -E '0.12.0'"
+
+check "docker-buildx" bash -c "docker buildx version"
+check "docker-buildx-path" bash -c "ls -la /usr/libexec/docker/cli-plugins/docker-buildx"
+
+check "docker-buildx" docker buildx version
+check "docker-build" docker build ./
+
+check "installs docker-compose v1 install" bash -c "type docker-compose"
+check "installs compose-switch" bash -c "[[ -f /usr/local/bin/compose-switch ]]"
+
+# Report result
+reportResults

test/docker-in-docker/scenarios.json

@@ -98,6 +98,14 @@
             }
         }
     },
+    "docker_specific_moby_buildx": {
+        "image": "ubuntu:focal",
+        "features": {
+            "docker-in-docker": {
+                "mobyBuildxVersion": "0.12.0"
+            }
+        }
+    },
     // DO NOT REMOVE: This scenario is used by the docker-in-docker-stress-test workflow
     "docker_with_on_create_command": {
         "image": "mcr.microsoft.com/devcontainers/base:debian",

test/docker-in-docker/test.sh

@@ -12,6 +12,7 @@ check "docker-ps" bash -c "docker ps"
 check "log-exists" bash -c "ls /tmp/dockerd.log"
 check "log-for-completion" bash -c "cat /tmp/dockerd.log | grep 'Daemon has completed initialization'"
 check "log-contents" bash -c "cat /tmp/dockerd.log | grep 'API listen on /var/run/docker.sock'"
+check "moby-buildx" bash -c "dpkg-query -W moby-buildx"
 
 # Report result
 reportResults

test/docker-outside-of-docker/docker_specific_moby_buildx.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+
+set -e
+
+# Optional: Import test library
+source dev-container-features-test-lib
+# Definition specific tests
+check "moby-buildx" bash -c "dpkg-query -W moby-buildx  | grep -E '0.12.0'"
+
+check "docker-buildx" bash -c "docker buildx version"
+check "docker-buildx-path" bash -c "ls -la /usr/libexec/docker/cli-plugins/docker-buildx"
+
+check "docker-buildx" docker buildx version
+check "docker-build" docker build ./
+
+check "installs docker-compose v1 install" bash -c "type docker-compose"
+
+# Report result
+reportResults

test/docker-outside-of-docker/scenarios.json

@@ -124,5 +124,13 @@
             }
         },
         "remoteUser": "node"
+    },
+    "docker_specific_moby_buildx": {
+        "image": "ubuntu:focal",
+        "features": {
+            "docker-outside-of-docker": {
+                "mobyBuildxVersion": "0.12.0"
+            }
+        }
     }
 }

test/docker-outside-of-docker/test.sh

@@ -10,6 +10,7 @@ check "docker compose" bash -c "docker compose version"
 check "docker-compose" bash -c "docker-compose --version"
 
 check "docker-ps" bash -c "docker ps >/dev/null"
+check "moby-buildx" bash -c "dpkg-query -W moby-buildx"
 
 # Report result
 reportResults