diff --git a/tools/container/docker-build.sh b/tools/container/docker-build.sh new file mode 100755 index 000000000..a1ab23df2 --- /dev/null +++ b/tools/container/docker-build.sh @@ -0,0 +1,53 @@ +#!/usr/bin/env bash + +# This script is used to build a Docker image for Icinga 2. + +# Action defines the type of build to perform. It can be one of: +# +# - load: Build the image for the building platform and load it into the local Docker engine image storage. +# - push: Build the image for all specified platforms and push them to the Docker registry (icinga/icinga2:). +# - cache: Build the image for all specified platforms using the default Buildx's exporter (cacheonly) and will just +# create a cache for each platform. There will be no images that you can use but any subsequent build will use the +# cache and speed up the build process. +# +# If no action is provided, it defaults to "load", and any specified platforms will be ignored. +ACTION="${1:-load}" +# Tag defines the tag to use for the built image. If not provided, it defaults to "test". +# The resulting image will be tagged as "icinga/icinga2:". +TAG="${2:-test}" +# Platform defines the platforms to build the image for. It defaults to "linux/amd64,linux/arm64/v8". +PLATFORM="${3:-linux/amd64,linux/arm64/v8}" +# ROOT_DIR is the root directory of the Icinga 2 source code repository and where the Containerfile is located. +# It's also used to determine the build context for the Docker build, so that every file referenced in the +# Containerfile can be found relative to this directory by Docker. +ROOT_DIR="$(dirname "$(realpath "$0")")/../.." + +if ! command -v docker &> /dev/null; then + echo "Docker is not installed. Please install Docker to build the image." >&2 + exit 1 +fi + +if ! command -v docker buildx &> /dev/null; then + echo "Docker Buildx is not installed. Please install Docker Buildx to build the image." >&2 + exit 1 +fi + +# Set up the buildx command with the specified platform. +BuildX=(docker buildx build --platform "${PLATFORM}") +BUILD_ARGS=(-t "icinga/icinga2:${TAG}" -f "${ROOT_DIR}"/Containerfile "${ROOT_DIR}") + +# Check the action and perform the appropriate build command. +case "$ACTION" in + push) + "${BuildX[@]}" --push "${BUILD_ARGS[@]}" + ;; + load) + docker buildx build --load "${BUILD_ARGS[@]}" + ;; + cache) + "${BuildX[@]}" "${BUILD_ARGS[@]}" + ;; + *) + echo "Unknown action: ${ACTION}. Valid actions are: push, load, cache." >&2 + exit 1 +esac