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# Copyright 1999-2018 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
EAPI="6"
inherit eapi7-ver user golang-build golang-vcs-snapshot
EGO_PN="github.com/prometheus/mysqld_exporter"
EGIT_COMMIT="v${PV/_rc/-rc.}"
MYSQLD_EXPORTER_COMMIT="8068006"
ARCHIVE_URI="https://${EGO_PN}/archive/${EGIT_COMMIT}.tar.gz -> ${P}.tar.gz"
KEYWORDS="~amd64"
DESCRIPTION="Prometheus exporter for MySQL server metrics"
HOMEPAGE="https://github.com/prometheus/mysqld_exporter"
SRC_URI="${ARCHIVE_URI}"
LICENSE="Apache-2.0 BSD BSD-2 MIT MPL-2.0"
SLOT="0"
IUSE=""
DEPEND="dev-util/promu"
pkg_setup() {
enewgroup ${PN}
enewuser ${PN} -1 -1 /var/lib/mysqld_exporter ${PN}
}
src_prepare() {
default
sed -i -e "s/{{.Revision}}/${MYSQLD_EXPORTER_COMMIT}/" src/${EGO_PN}/.promu.yml || die
}
src_compile() {
pushd src/${EGO_PN} || die
mkdir -p bin || die
GOPATH="${S}" promu build -v --prefix bin || die
popd || die
}
src_install() {
pushd src/${EGO_PN} || die
dobin bin/mysqld_exporter
dodoc {README,CHANGELOG,CONTRIBUTING}.md
popd || die
keepdir /var/lib/mysqld_exporter /var/log/mysqld_exporter
fowners ${PN}:${PN} /var/lib/mysqld_exporter /var/log/mysqld_exporter
fperms 0770 /var/lib/mysqld_exporter
newinitd "${FILESDIR}"/${PN}-r1.initd ${PN}
newconfd "${FILESDIR}"/${PN}-r1.confd ${PN}
insinto /etc/logrotate.d/
newins "${FILESDIR}"/${PN}.logrotate ${PN}
}
pkg_postinst() {
if [[ -z "${REPLACING_VERSIONS}" ]]; then
# This is a new installation
elog "Create \"${EROOT%/}/var/lib/mysqld_exporter/.my.cnf\" to read MySQL credentials from file."
else
local _replacing_version=
for _replacing_version in ${REPLACING_VERSIONS}; do
if ! ver_test "${_replacing_version}" -ge "0.11.0"; then
elog "Starting with ${PN}-0.11.0, command-line flags will require double dashes (--)."
elog "You must update your configuration or ${PN} won't start."
break
fi
done
fi
}
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