docker_run

#!/usr/bin/env bash

docker_image=${DOCKER_IMAGE:-"ghcr.io/trustedcomputinggroup/pandoc:latest"}

print_usage() {
	echo "Usage:"
	echo "$(basename "${0}") [options] [build.sh arguments]"
	echo
	echo "Arguments:"
	echo "  Arguments to this script are passed as parameters to build.sh inside of the docker conatiner"
	echo
	echo "Environment:"
	echo
	echo "DOCKER_IMAGE: set this env variable to the docker image to run, defaults to ${docker_image}"
	echo
	echo "Options:"
	echo
	echo "Miscellaneous"
	echo "  --help: output this message"
}

# hand process options as we want all options to go to docker run command except ones we know
if test "${1}" == "--help"; then
	print_usage
	exit 0
fi

EXTRA_RESOURCE_DIR=""

declare -a pass_through_args=()

while [[ $# -gt 0 ]]; do
  arg="$1"
  case "$arg" in
    --extra_resource_dir)
      if [[ -n "$2" ]]; then
        EXTRA_RESOURCE_DIR="$2"
        shift 2
      else
        echo "Error: Argument for $1 is missing" >&2
        exit 1
      fi
      ;;

    *)
      docker_container_args+=("$arg")
      shift
      ;;
  esac
done

declare -a docker_run_args=("--workdir=/workspace" "--volume=$(pwd):/workspace")

if [[ -n "${EXTRA_RESOURCE_DIR}" && -d "${EXTRA_RESOURCE_DIR}" ]]; then
  dir=$(basename "${EXTRA_RESOURCE_DIR}")
  docker_run_args+=("--volume=${EXTRA_RESOURCE_DIR}:/extra_resources/${dir}")
fi

echo "Launching Container: ${docker_image}"
docker run "${docker_run_args[@]}" "${docker_image}" "${docker_container_args[@]}"