[ubuntu] Rename build scripts (#8866)

* [ubuntu] Rename build scripts

* [ubuntu] Change reboot to inline shell

* [ubuntu] Move disk space validation to pester tests

* [ubuntu] Rename helper and tests files

* [ubuntu] Changes to cleanup, post-deployment and r scripts

images/ubuntu/scripts/build/install-docker.sh

@@ -0,0 +1,84 @@
+#!/bin/bash -e
+################################################################################
+##  File:  install-docker.sh
+##  Desc:  Install docker onto the image
+##  Supply chain security: Docker Compose v2, amazon-ecr-credential-helper - checksum validation
+################################################################################
+
+# Source the helpers for use with the script
+source $HELPER_SCRIPTS/os.sh
+source $HELPER_SCRIPTS/install.sh
+
+repo_url="https://download.docker.com/linux/ubuntu"
+gpg_key="/usr/share/keyrings/docker.gpg"
+repo_path="/etc/apt/sources.list.d/docker.list"
+
+curl -fsSL https://download.docker.com/linux/ubuntu/gpg | gpg --dearmor -o $gpg_key
+echo "deb [arch=amd64 signed-by=$gpg_key] $repo_url $(getOSVersionLabel) stable" > $repo_path
+apt-get update
+apt-get install --no-install-recommends docker-ce docker-ce-cli containerd.io docker-buildx-plugin
+
+# Download docker compose v2 from releases
+URL=$(get_github_package_download_url "docker/compose" "contains(\"compose-linux-x86_64\")")
+curl -fsSL "${URL}" -o /tmp/docker-compose
+# Supply chain security - Docker Compose v2
+compose_hash_url=$(get_github_package_download_url "docker/compose" "contains(\"checksums.txt\")")
+compose_external_hash=$(get_hash_from_remote_file "${compose_hash_url}" "compose-linux-x86_64")
+use_checksum_comparison "/tmp/docker-compose" "${compose_external_hash}"
+# Install docker compose v2
+install /tmp/docker-compose /usr/libexec/docker/cli-plugins/docker-compose
+
+
+# docker from official repo introduced different GID generation: https://github.com/actions/runner-images/issues/8157
+gid=$(cut -d ":" -f 3 /etc/group | grep "^1..$" | sort -n | tail -n 1 | awk '{ print $1+1 }')
+groupmod -g $gid docker
+chgrp -hR docker /run/docker.sock
+
+# Enable docker.service
+systemctl is-active --quiet docker.service || systemctl start docker.service
+systemctl is-enabled --quiet docker.service || systemctl enable docker.service
+
+# Docker daemon takes time to come up after installing
+sleep 10
+docker info
+
+if [ "${DOCKERHUB_PULL_IMAGES:-yes}" == "yes" ]; then
+    # If credentials are provided, attempt to log into Docker Hub
+    # with a paid account to avoid Docker Hub's rate limit.
+    if [ "${DOCKERHUB_LOGIN}" ] && [ "${DOCKERHUB_PASSWORD}" ]; then
+    docker login --username "${DOCKERHUB_LOGIN}" --password "${DOCKERHUB_PASSWORD}"
+    fi
+
+    # Pull images
+    images=$(get_toolset_value '.docker.images[]')
+    for image in $images; do
+        docker pull "$image"
+    done
+
+    # Always attempt to logout so we do not leave our credentials on the built
+    # image. Logout _should_ return a zero exit code even if no credentials were
+    # stored from earlier.
+    docker logout
+else
+    echo "Skipping docker images pulling"
+fi
+
+# Download amazon-ecr-credential-helper
+aws_helper="docker-credential-ecr-login"
+aws_latest_release_url="https://api.github.com/repos/awslabs/amazon-ecr-credential-helper/releases/latest"
+aws_helper_url=$(curl "${authString[@]}" -fsSL "${aws_latest_release_url}" | jq -r '.body' | awk -F'[()]' '/linux-amd64/ {print $2}')
+download_with_retries "${aws_helper_url}" "/tmp" "${aws_helper}"
+# Supply chain security - amazon-ecr-credential-helper
+aws_helper_external_hash=$(get_hash_from_remote_file "${aws_helper_url}.sha256" "${aws_helper}")
+use_checksum_comparison "/tmp/${aws_helper}" "${aws_helper_external_hash}"
+# Install amazon-ecr-credential-helper
+install "/tmp/${aws_helper}" "/usr/bin/${aws_helper}"
+
+# Cleanup custom repositories
+rm $gpg_key
+rm $repo_path
+
+invoke_tests "Tools" "Docker"
+if [ "${DOCKERHUB_PULL_IMAGES:-yes}" == "yes" ]; then
+    invoke_tests "Tools" "Docker images"
+fi