pgbackrest_exporter: add new package

app-metrics/pgbackrest_exporter/Manifest

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+DIST pgbackrest_exporter-0.22.0-deps.tar.xz 95152316 BLAKE2B 441ea3da2d4aebb285389f5ce636884e0fe5c85f2706cae9a7b9fe72be5c0cb543528d4d566a81aac7f18c00d6ee355fdba8cb8eb012ddeacff307d59cd6b649 SHA512 6c3d7c9fc9e71af15c1ad76341f4b959cf03627c6dbc512db1d44daf71a8238bd75f0d3d6628fab7e0d75484919153fdb8350caba8b8cf9b5b6fedfc192dde6b
+DIST pgbackrest_exporter-0.22.0.tar.gz 3364770 BLAKE2B 837c73842fb999cdd81830d8c9207dfb13236edb670e3000ee3adf54b4430133bf29a594708305909da419cb90541526ca9d74e5f6afbed35c63c549781b4297 SHA512 d72228fe4270d63d2095c945bf22ddfa26b501926459db273f9ee2361e0624256cfd5d0dab7c0b6bc8d1fa34be123a844dcd09408dee9737b25fde1ec4f2e9fc

app-metrics/pgbackrest_exporter/files/pgbackrest_exporter.confd

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+# PGBackrest exporter default args
+PGBACKREST_USER=postgres
+PGBACKREST_GROUP=postgres
+EXPORTER_ARGS="--web.telemetry-path=/metrics --web.listen-address=:9854 --collect.interval=600"

app-metrics/pgbackrest_exporter/files/pgbackrest_exporter.initd

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+#!/sbin/openrc-run
+# Copyright 2024 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EXPORTER_USER="${PGBACKREST_USER}"
+EXPORTER_GROUP="${PGBACKREST_GROUP}"
+
+name="PGBackrest Exporter daemon"
+description="The metrics are collected based on result of pgbackrest info --output json command"
+
+command="/usr/bin/pgbackrest_exporter"
+command_args="${EXPORTER_ARGS}"
+pidfile="/run/${SVCNAME}.pid"
+output_log="/var/log/${SVCNAME}/${SVCNAME}.log"
+error_log="/var/log/${SVCNAME}/${SVCNAME}.log"
+start_stop_daemon_args="--background --make-pidfile --pidfile ${pidfile}
+	--user ${EXPORTER_USER} --group ${EXPORTER_GROUP}"
+
+depend() {
+    need net
+}

app-metrics/pgbackrest_exporter/pgbackrest_exporter-0.22.0.ebuild

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+# Copyright 2024 @Belha
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit go-module
+
+DESCRIPTION="Prometheus exporter for PGBackrest metrics."
+HOMEPAGE="https://github.com/woblerr/pgbackrest_exporter"
+SRC_URI="
+  ${HOMEPAGE}/archive/refs/tags/v${PV}.tar.gz -> ${P}.tar.gz
+  https://files.adjust.com/${P}.tar.xz -> ${P}-deps.tar.xz
+"
+
+LICENSE="MIT"
+SLOT="0"
+KEYWORDS="~amd64"
+IUSE="doc"
+
+DEPEND="
+  >=dev-lang/go-1.24.0
+  acct-group/postgres
+  acct-user/postgres
+"
+
+RDEPEND="${DEPEND}"
+BDEPEND="
+  dev-build/make
+"
+SRC_DIR="${WORKDIR}/${P}"
+
+src_unpack() {
+  default
+}
+
+src_prepare() {
+  default
+}
+
+src_compile() {
+  export GOPATH="${SRC_DIR}"
+  cd "${SRC_DIR}"
+  emake build
+}
+
+src_test() {
+  cd "${SRC_DIR}"
+  emake test
+}
+
+src_install() {
+  dobin "${PN}"
+  newinitd "${FILESDIR}/${PN}.initd" ${PN}
+  newconfd "${FILESDIR}/${PN}.confd" ${PN}
+  # Create log directory and file
+  keepdir /var/log/${PN}
+  # Change ownership of the log file to sql_exporter
+  fowners postgres:postgres /var/log/${PN}
+}