#!/bin/sh
set -eu

if ! set -o pipefail 2>/dev/null; then
  :
fi

REGISTRY_HOST="${REGISTRY_HOST:?missing REGISTRY_HOST}"
REGISTRY_USER="${REGISTRY_USER:?missing REGISTRY_USER}"
REGISTRY_PASSWORD="${REGISTRY_PASSWORD:?missing REGISTRY_PASSWORD}"
BUILD_CONTEXT="${BUILD_CONTEXT:?missing BUILD_CONTEXT}"
IMAGE_DOCKERFILE="${IMAGE_DOCKERFILE:?missing IMAGE_DOCKERFILE}"
IMAGE_DESTINATION="${IMAGE_DESTINATION:?missing IMAGE_DESTINATION}"
APP_V="${APP_V:?missing APP_V}"
GIT_REV="${GIT_REV:?missing GIT_REV}"
BUILD_BRANCH="${BUILD_BRANCH:?missing BUILD_BRANCH}"
BUILD_DATE="${BUILD_DATE:?missing BUILD_DATE}"
BUILD_USER="${BUILD_USER:?missing BUILD_USER}"

BUILD_PLATFORM="${BUILD_PLATFORM:-linux/amd64}"
BUILDER_NAME="${BUILDER_NAME:-sendico-cross-builder}"

if [ ! -S /var/run/docker.sock ]; then
  echo "[buildx] docker socket not found at /var/run/docker.sock" >&2
  exit 69
fi

printf '%s' "${REGISTRY_PASSWORD}" | docker login "${REGISTRY_HOST}" --username "${REGISTRY_USER}" --password-stdin

docker run --rm --privileged tonistiigi/binfmt --install amd64

if docker buildx inspect "${BUILDER_NAME}" >/dev/null 2>&1; then
  docker buildx use "${BUILDER_NAME}"
else
  docker buildx create --name "${BUILDER_NAME}" --driver docker-container --use
fi

docker buildx inspect --bootstrap >/dev/null

docker buildx build \
  --platform "${BUILD_PLATFORM}" \
  --file "${IMAGE_DOCKERFILE}" \
  --tag "${IMAGE_DESTINATION}" \
  --build-arg APP_VERSION="${APP_V}" \
  --build-arg GIT_REV="${GIT_REV}" \
  --build-arg BUILD_BRANCH="${BUILD_BRANCH}" \
  --build-arg BUILD_DATE="${BUILD_DATE}" \
  --build-arg BUILD_USER="${BUILD_USER}" \
  --provenance=false \
  --pull \
  --push \
  "${BUILD_CONTEXT}"