Rebuild image #15

	name: Rebuild image

	on:
	workflow_dispatch:
	inputs:
	directory:
	description: 'Name of the directory for image - e.g. kube-oidc-proxy'
	type: string
	required: true
	build-args:
	description: 'Arguments for generating build args e.g. SOURCE_IMAGE_VERSION=1.0.6'
	type: string
	required: false
	push:
	description: 'Push the image to GHCR'
	type: boolean
	default: false

	permissions:
	packages: write

	jobs:

	build_image:

	runs-on:
	- self-hosted
	- small

	steps:

	- name: Checkout repository
	uses: actions/checkout@v4

	- name: Set up Docker Buildx
	uses: docker/setup-buildx-action@v3

	- name: Login to Docker Hub
	uses: docker/login-action@v3
	with:
	username: ${{ secrets.DOCKERHUB_READ_ONLY_USERNAME }}
	password: ${{ secrets.DOCKERHUB_READ_ONLY_PASSWORD }}

	- name: Login to GHCR
	uses: docker/login-action@v3
	with:
	registry: ghcr.io
	username: ${{ github.actor }}
	password: ${{ secrets.GITHUB_TOKEN }}

	- name: Gather build args
	shell: bash
	id: build-args
	working-directory: ./${{ inputs.directory }}
	run: \|
	BUILD_ARGS=$(make build-args ${{ inputs.build-args }})
	{
	echo 'value<<EOF'
	echo "$BUILD_ARGS"
	echo 'EOF'
	} >> "$GITHUB_OUTPUT"

	export $(echo "$BUILD_ARGS" \| xargs)
	echo "target_image=$TARGET_IMAGE" >> "$GITHUB_OUTPUT"

	- name: Build and push image
	id: build
	uses: docker/build-push-action@v5.1.0
	with:
	context: ./${{ inputs.directory }}
	platforms: linux/amd64
	build-args: ${{ steps.build-args.outputs.value }}
	push: ${{ inputs.push }}
	load: ${{ ! inputs.push }}
	tags: ${{ steps.build-args.outputs.target_image }}

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