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# Copyright 1999-2017 Gentoo Foundation
# Distributed under the terms of the GNU General Public License v2

EAPI=6

PYTHON_COMPAT=( python{2_7,3_4,3_5} )

MY_PN="curator"
ES_VERSION="5.1.2"

inherit distutils-r1

DESCRIPTION="Tending time-series indices in Elasticsearch"
HOMEPAGE="https://github.com/elasticsearch/curator"
SRC_URI="https://github.com/elasticsearch/${MY_PN}/archive/v${PV}.tar.gz -> ${P}.tar.gz
	test? ( https://artifacts.elastic.co/downloads/elasticsearch/elasticsearch-${ES_VERSION}.tar.gz )"

LICENSE="Apache-2.0"
SLOT="0"
KEYWORDS="amd64 ~x86"
IUSE="doc test"

RDEPEND="
	>=dev-python/elasticsearch-py-2.4.0[${PYTHON_USEDEP}]
	<dev-python/elasticsearch-py-3.0.0[${PYTHON_USEDEP}]
	>=dev-python/click-6.0[${PYTHON_USEDEP}]
	>=dev-python/certifi-2017.1.23[${PYTHON_USEDEP}]
	>=dev-python/urllib3-1.8.3[${PYTHON_USEDEP}]
	>=dev-python/voluptuous-0.9.3[${PYTHON_USEDEP}]"
DEPEND="dev-python/setuptools[${PYTHON_USEDEP}]
	dev-python/sphinx[${PYTHON_USEDEP}]
	>=dev-python/pyyaml-3.10[${PYTHON_USEDEP}]
	test? ( ${RDEPEND}
		virtual/jre:1.8
		dev-python/mock[${PYTHON_USEDEP}]
		dev-python/nose[${PYTHON_USEDEP}]
		dev-python/coverage[${PYTHON_USEDEP}]
		dev-python/nosexcover[${PYTHON_USEDEP}]
		dev-python/six[${PYTHON_USEDEP}] )"

S="${WORKDIR}/${MY_PN}-${PV}"

# FEATURES="test -usersandbox" emerge dev-python/elasticsearch-curator
python_test() {
	ES="${WORKDIR}/elasticsearch-${ES_VERSION}"
	ES_PORT="25123"
	ES_INSTANCE="gentoo-es-curator-test"
	ES_LOG="${ES}/logs/${ES_INSTANCE}.log"
	PID="${ES}/elasticsearch.pid"

	# run Elasticsearch instance on custom port
	sed -i "s/#http.port: 9200/http.port: ${ES_PORT}/g; \
		s/#cluster.name: my-application/cluster.name: ${ES_INSTANCE}/g" \
		"${ES}/config/elasticsearch.yml" || die

	# start local instance of elasticsearch
	"${ES}/bin/elasticsearch" -d -p "${PID}" -Edefault.path.repo=/ || die

	local i
	local es_started=0
	for i in {1..15}; do
		grep -q "started" "${ES_LOG}" 2> /dev/null
		if [[ $? -eq 0 ]]; then
			einfo "Elasticsearch started"
			es_started=1
			eend 0
			break
		elif grep -q 'BindException\[Address already in use\]' "${ES_LOG}" 2>/dev/null; then
			eend 1
			eerror "Elasticsearch already running"
			die "Cannot start Elasticsearch for tests"
		else
			einfo "Waiting for Elasticsearch"
			eend 1
			sleep 2
			continue
		fi
	done

	[[ $es_started -eq 0 ]] && die "Elasticsearch failed to start"

	export TEST_ES_SERVER="localhost:${ES_PORT}"
	esetup.py test || die

	pkill -F ${PID}
}

python_prepare_all() {
	# avoid downloading from net
	sed -e '/^intersphinx_mapping/,+3d' -i docs/conf.py || die

	# remove test TestCLIFixFor687 as it is only to be run on older versions
	# and the call to curator.get_version(global_client) sometimes
	# fails with Connection refused
	sed -e '122,205d' -i test/integration/test_delete_indices.py || die

	distutils-r1_python_prepare_all
}

python_compile_all() {
	cd docs || die
	emake man $(usex doc html "")
}

python_install_all() {
	use doc && local HTML_DOCS=( docs/_build/html/. )
	doman docs/_build/man/*
	distutils-r1_python_install_all
}

pkg_postinst() {
	ewarn ""
	ewarn "For Python 3 support information please read: http://click.pocoo.org/3/python3/"
	ewarn ""
	ewarn "Example usage on Python 3:"
	ewarn "export LC_ALL=en_US.UTF-8"
	ewarn "export LANG=en_US.UTF-8"
	ewarn "curator ..."
}