app-metrics/prometheus-mysqld_exporter: Initial version

Package-Manager: Portage-2.3.24, Repoman-2.3.6

6 files changed, 174 insertions, 0 deletions

diff --git a/app-metrics/prometheus-mysqld_exporter/Manifest b/app-metrics/prometheus-mysqld_exporter/Manifest
new file mode 100644
index 000000000000..fe49b6e44fd9
--- /dev/null
+++ b/app-metrics/prometheus-mysqld_exporter/Manifest
@@ -0,0 +1 @@
+DIST prometheus-mysqld_exporter-0.10.0.tar.gz 971604 BLAKE2B ec077b7b6a15f6173e5cc04e741c51c4d26a214601da8eb1aede49ee325f52bea2140b8e5b3bdbc2a1e527e40c95099dca2a57501d44a26e787cdc330f4aa8b8 SHA512 0a7b0ff537ad59a9b64aa18dfe1d1eb9253b12ae566d5c151555fbd4457b7e65890b6569632b452ae317b3acbfa94c12d96f6fb6e4f982b9b2161fc4747330f5
diff --git a/app-metrics/prometheus-mysqld_exporter/files/prometheus-mysqld_exporter.confd b/app-metrics/prometheus-mysqld_exporter/files/prometheus-mysqld_exporter.confd
new file mode 100644
index 000000000000..f55143b944e9
--- /dev/null
+++ b/app-metrics/prometheus-mysqld_exporter/files/prometheus-mysqld_exporter.confd
@@ -0,0 +1,28 @@
+# /etc/conf.d/prometheus-mysqld_exporter
+
+# PID file
+# If you should ever change this, remember to update
+# "/etc/logrotate.d/rsyslog", too.
+#EXPORTER_PIDFILE="/run/${RC_SVCNAME}.pid"
+
+# The termination timeout (start-stop-daemon parameter "retry") ensures
+# that the service will be terminated within a given time (60 + 5 seconds
+# per default) when you are stopping the service.
+#EXPORTER_TERMTIMEOUT="TERM/60/KILL/5"
+
+# User to run exporter as
+#EXPORTER_USER="prometheus-mysqld_exporter"
+
+# User group to run exporter as
+#EXPORTER_GROUP="prometheus-mysqld_exporter"
+
+# You can use this configuration option to pass additional options to the
+# start-stop-daemon, see start-stop-daemon(8) for more details.
+# Per default we wait 1000ms after we have started the service to ensure
+# that the daemon is really up and running.
+#EXPORTER_SSDARGS="--wait 1000"
+
+# Exporter flags
+# See `prometheus-mysqld-exporter --help` for more details
+EXPORTER_FLAGS="-log.level=info"
+#EXPORTER_FLAGS="${EXPORTER_FLAGS} -yourAdditionalFlag"
diff --git a/app-metrics/prometheus-mysqld_exporter/files/prometheus-mysqld_exporter.initd b/app-metrics/prometheus-mysqld_exporter/files/prometheus-mysqld_exporter.initd
new file mode 100644
index 000000000000..10a7ac1f1ab3
--- /dev/null
+++ b/app-metrics/prometheus-mysqld_exporter/files/prometheus-mysqld_exporter.initd
@@ -0,0 +1,68 @@
+#!/sbin/openrc-run
+# Copyright 2016-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+description="Prometheus exporter for MySQL server metrics"
+
+EXPORTER_FLAGS=${EXPORTER_FLAGS:-""}
+EXPORTER_USER=${EXPORTER_USER:-"prometheus-mysqld_exporter"}
+EXPORTER_GROUP=${EXPORTER_GROUP:-prometheus-mysqld_exporter}
+EXPORTER_PIDFILE=${EXPORTER_PIDFILE:-"/run/${RC_SVCNAME}.pid"}
+EXPORTER_SSDARGS=${EXPORTER_SSDARGS:-"--wait 1000"}
+EXPORTER_TERMTIMEOUT=${EXPORTER_TERMTIMEOUT:-"TERM/60/KILL/5"}
+
+command="/usr/bin/mysqld_exporter"
+command_args="${EXPORTER_FLAGS}"
+command_background="true"
+start_stop_daemon_args="${EXPORTER_SSDARGS}"
+start_stop_daemon_args="${start_stop_daemon_args} --user ${EXPORTER_USER}"
+start_stop_daemon_args="${start_stop_daemon_args} --group ${EXPORTER_GROUP}"
+
+# We are forcing log files because upstream is going to remove syslog support :/
+start_stop_daemon_args="${start_stop_daemon_args} --stdout /var/log/mysqld_exporter/${RC_SVCNAME}.log"
+start_stop_daemon_args="${start_stop_daemon_args} --stderr /var/log/mysqld_exporter/${RC_SVCNAME}.log"
+
+getconfig() {
+	local key="$1"
+	local value_default="$2"
+	local value=
+
+	if service_started; then
+		value="$(service_get_value "${key}")"
+	fi
+
+	if [ -z "${value}" ]; then
+		# Value not explicitly set
+		echo "${value_default}"
+	else
+		echo "${value}"
+	fi
+
+	return 0
+}
+
+pidfile="$(getconfig pidfile ${EXPORTER_PIDFILE})"
+retry="$(getconfig retry ${EXPORTER_TERMTIMEOUT})"
+
+configtest() {
+	if test "${command_args#*config\.my-cnf}" = "${command_args}"; then
+		local _default_config_file="/var/lib/mysqld_exporter/.my.cnf"
+		if [ ! -s "${_default_config_file}" ]; then
+			eerror "No MySQL credentials found in \"${_default_config_file}\"!"
+			eerror "Either create that file and add credentials or specify another file via \"-config.my-cnf\" flag."
+			return 1
+		fi
+	fi
+
+	return 0
+}
+
+depend() {
+	after net
+}
+
+start_pre() {
+	if [ "${RC_CMD}" != "restart" ]; then
+		configtest || return 1
+	fi
+}
diff --git a/app-metrics/prometheus-mysqld_exporter/files/prometheus-mysqld_exporter.logrotate b/app-metrics/prometheus-mysqld_exporter/files/prometheus-mysqld_exporter.logrotate
new file mode 100644
index 000000000000..ec360d7ab4cd
--- /dev/null
+++ b/app-metrics/prometheus-mysqld_exporter/files/prometheus-mysqld_exporter.logrotate
@@ -0,0 +1,5 @@
+/var/log/mysqld_exporter/*.log {
+	missingok
+	notifempty
+	size 30k
+}
diff --git a/app-metrics/prometheus-mysqld_exporter/metadata.xml b/app-metrics/prometheus-mysqld_exporter/metadata.xml
new file mode 100644
index 000000000000..adebc721a7e3
--- /dev/null
+++ b/app-metrics/prometheus-mysqld_exporter/metadata.xml
@@ -0,0 +1,11 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE pkgmetadata SYSTEM "http://www.gentoo.org/dtd/metadata.dtd">
+<pkgmetadata>
+	<maintainer type="person">
+		<email>whissi@gentoo.org</email>
+		<name>Thomas Deutschmann</name>
+	</maintainer>
+	<upstream>
+		<remote-id type="github">prometheus/mysqld_exporter</remote-id>
+	</upstream>
+</pkgmetadata>
diff --git a/app-metrics/prometheus-mysqld_exporter/prometheus-mysqld_exporter-0.10.0.ebuild b/app-metrics/prometheus-mysqld_exporter/prometheus-mysqld_exporter-0.10.0.ebuild
new file mode 100644
index 000000000000..c7e66857e6ad
--- /dev/null
+++ b/app-metrics/prometheus-mysqld_exporter/prometheus-mysqld_exporter-0.10.0.ebuild
@@ -0,0 +1,61 @@
+# Copyright 1999-2018 Gentoo Foundation
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI="6"
+inherit 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"
+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="${S}" promu build -v --prefix mysqld_exporter || die
+	popd || die
+}
+
+src_install() {
+	pushd src/${EGO_PN} || die
+	dobin mysqld_exporter/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}.initd ${PN}
+	newconfd "${FILESDIR}"/${PN}.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."
+	fi
+}