5 files changed, 100 insertions(+), 0 deletions(-)

A sr.ht/prometheus-sql-exporter/APKBUILD
A sr.ht/prometheus-sql-exporter/prometheus-sql-exporter.confd
A sr.ht/prometheus-sql-exporter/prometheus-sql-exporter.initd
A sr.ht/prometheus-sql-exporter/prometheus-sql-exporter.pre-install
A sr.ht/prometheus-sql-exporter/sql_exporter.yml

@@ 0,0 1,52 @@
+# Maintainer: Drew DeVault <sir@cmpwn.com>
+pkgname=prometheus-sql-exporter
+pkgver=0.5
+pkgrel=0
+pkgdesc="Database agnostic SQL exporter for Prometheus"
+url="https://github.com/free/sql_exporter"
+arch="all"
+license="MIT"
+install="prometheus-sql-exporter.pre-install"
+makedepends="go"
+source="
+	$pkgname-$pkgver.tar.gz::https://github.com/free/sql_exporter/archive/$pkgver.tar.gz
+	prometheus-sql-exporter.initd
+	prometheus-sql-exporter.confd
+	sql_exporter.yml
+"
+subpackages="$pkgname-openrc"
+builddir="$srcdir/sql_exporter-$pkgver"
+
+build() {
+	go mod init github.com/free/sql_exporter
+	go mod vendor
+	go build \
+		-trimpath \
+		-mod=vendor \
+		-ldflags "-extldflags $LDFLAGS" \
+		-tags netgo,builtinassets \
+		./cmd/sql_exporter
+}
+
+check() {
+	go test ./...
+}
+
+package() {
+    mkdir -p "$pkgdir"/usr/bin
+    mkdir -p "$pkgdir"/etc/init.d
+    mkdir -p "$pkgdir"/etc/conf.d
+    mkdir -p "$pkgdir"/etc/prometheus
+	install -Dm755 sql_exporter "$pkgdir"/usr/bin/prometheus_sql_exporter
+	install -Dm755 "$srcdir"/prometheus-sql-exporter.initd \
+		"$pkgdir"/etc/init.d/prometheus-sql-exporter
+	install -Dm644 "$srcdir"/prometheus-sql-exporter.confd \
+		"$pkgdir"/etc/conf.d/prometheus-sql-exporter
+	install -Dm644 "$srcdir"/sql_exporter.yml \
+		"$pkgdir"/etc/prometheus/sql_exporter.yml
+}
+
+sha512sums="0c260bd1f6716e1b2d8fdc9be511533279eca102e7117d71c123457aeb63613804e0762f83e6231cad94b31a63d07ad29c56d96dbeae07a3f07f1a2d28d6d7c9  prometheus-sql-exporter-0.5.tar.gz
+b4c7e2229777e46fad3f30f342fd13cf3c2628a3845bc89fb8d4df9f1e058533c7344a053e5ca581edc065bdc59fed88d57787d8e2bcf9fe1b8741b2394e66a2  prometheus-sql-exporter.initd
+a7d40104e925be144f9dd36e59659b0bdc1577cd433adc31a4d971fc1486c62f8485cd7b1b2d169ab01ab9e8252d89bdad70fa5a73e17b5db47b0c62f9dffe8f  prometheus-sql-exporter.confd
+981b612fda17d10ded35b072eec627be429900128225f464c81bb253a73bf1f024afbff5ef138e4130163819d35874d1e80c3fffd781709bb75eb8cb7f8362de  sql_exporter.yml"

@@ 0,0 1,5 @@
+prometheus_sql_exporter_web_listen_address=127.0.0.1:9399
+prometheus_sql_exporter_config_file=/etc/prometheus/sql_exporter.yml
+
+output_log=/var/log/prometheus-sql-exporter.log
+error_log=/var/log/prometheus-sql-exporter.log

@@ 0,0 1,14 @@
+#!/sbin/openrc-run
+name="prometheus-sql-exporter"
+description="Prometheus SQL monitoring daemon"
+supervisor=supervise-daemon
+command=/usr/bin/prometheus_sql_exporter
+command_args="--web.listen-address=$prometheus_sql_exporter_web_listen_address \
+	--config.file=$prometheus_sql_exporter_config_file"
+
+start_pre() {
+	[ -n "$output_log" ] && checkpath -f "$output_log" \
+		-m 644 -o prometheus:prometheus || true
+	[ -n "$error_log" ] && checkpath -f "$error_log" \
+		-m 644 -o prometheus:prometheus || true
+}

@@ 0,0 1,4 @@
+#!/bin/sh
+grep '^prometheus:' /etc/group >/dev/null || addgroup -S prometheus 2>/dev/null
+grep '^prometheus:' /etc/passwd >/dev/null || adduser -SDh/var/lib/prometheus \
+	-s/sbin/nologin -Gprometheus -gprometheus prometheus prometheus 2>/dev/null

@@ 0,0 1,25 @@
+# Global defaults.
+global:
+  # Subtracted from Prometheus' scrape_timeout to give us some headroom and prevent Prometheus from timing out first.
+  scrape_timeout_offset: 500ms
+  # Minimum interval between collector runs: by default (0s) collectors are executed on every scrape.
+  min_interval: 0s
+  # Maximum number of open connections to any one target. Metric queries will run concurrently on multiple connections,
+  # as will concurrent scrapes.
+  max_connections: 3
+  # Maximum number of idle connections to any one target. Unless you use very long collection intervals, this should
+  # always be the same as max_connections.
+  max_idle_connections: 3
+
+# The target to monitor and the collectors to execute on it.
+target:
+  # Data source name always has a URI schema that matches the driver name. In some cases (e.g. MySQL)
+  # the schema gets dropped or replaced to match the driver expected DSN format.
+  data_source_name: 'sqlserver://prom_user:prom_password@dbserver1.example.com:1433'
+
+  # Collectors (referenced by name) to execute on the target.
+  collectors: [mssql_standard]
+
+# Collector files specifies a list of globs. One collector definition is read from each matching file.
+collector_files: 
+  - "*.collector.yml"