#!/sbin/openrc-run
# credits:
# https://gist.github.com/itzwam/2069e935385193207f7e5bea7156e21d
# https://github.com/0x17de/dockerservice-openrc

: ${MODULENAME:=${RC_SVCNAME##*.}}
: ${SRCDIR:=/usr/local/lib/joeac.net}
DOCKER_COMPOSE_UP_ARGS=${DOCKER_COMPOSE_UP_ARGS-"--no-build --no-recreate --no-deps"}

[ -z "${MODULENAME}" ] && exit 1
: ${COMPOSEFILE:="${SRCDIR}/compose.yml"}
: ${MAKEFILE:="${SRCDIR}/Makefile"}
COMPOSECMD="/usr/bin/podman-compose"
export COMPOSE_HTTP_TIMEOUT=300

description="Manage dockerservices defined in ${COMPOSEFILE}"
extra_commands="configtest"
description_configtest="Check configuration via \"podman-compose -f ${COMPOSEFILE} config\""

configtest() {
  if ! [ -f "${COMPOSEFILE}" ]; then
    eerror "The docker-compose file ${COMPOSEFILE} does not exist!"
    return 1
  fi
  if "${COMPOSECMD}" -f "${COMPOSEFILE}" config >&/dev/null; then
    einfo "config: ok"
  else
    eerror "config: error"
    return 1
  fi
}

start() {
  configtest || return 1
  ebegin "Starting ${MODULENAME}"
  "${COMPOSECMD}" -f "${COMPOSEFILE}" up -d ${DOCKER_COMPOSE_UP_ARGS} ${MODULENAME}
  eend $?
}

stop() {
  ebegin "Stopping ${MODULENAME}"
  "${COMPOSECMD}" -f "${COMPOSEFILE}" down --timeout=5 ${MODULENAME}
  eend $?
}

status() {
  pods=0
  started=0
  while read pod; do
	pod_service="$(podman inspect $pod | jq .[0].Config.Labels.[\"com.docker.compose.service\"])"
	if ! [ "$pod_service" = "\"${MODULENAME}\"" ]; then
		continue
	fi
        pods=$(($pods+1))
        if podman top $pod &>/dev/null; then
                einfo "status: [$pod] started"
		exit 0
        else
                einfo "status: [$pod] stopped"
		exit 3
        fi
  done < <("${COMPOSECMD}" -f "${COMPOSEFILE}" ps --quiet)
  einfo "status: no container found for ${MODULENAME}"
  exit 3
}