addpkg: prometheus-bind-exporter

.SRCINFO

@@ -0,0 +1,18 @@
+pkgbase = prometheus-bind-exporter
+	pkgdesc = Prometheus exporter for BIND metrics
+	pkgver = 0.4.0
+	pkgrel = 1
+	url = https://github.com/prometheus-community/bind_exporter
+	arch = x86_64
+	license = Apache
+	makedepends = go
+	depends = glibc
+	optdepends = bind: for monitoring a local BIND server
+	source = prometheus-bind-exporter-0.4.0.tar.gz::https://github.com/prometheus-community/bind_exporter/archive/v0.4.0.tar.gz
+	source = systemd.service
+	source = sysusers.conf
+	b2sums = ec391fa2db90d02f3f468d8db5b6ada47f84853401d4f00fdfd9be7a142cc4305de0fdedd3aa553ab08d78ddd55ce948f098eb4f7a6e9412f5327d2499eb65c1
+	b2sums = 83ac2fb9b39f10f9eb130fc566887a5dc70447265d9d567221ceccf83a9fe7ad8035dfa751ecefe9681c64fd8ddb260b3e370f956350b9cab699eed507d9affc
+	b2sums = 739b1e4e7ab277096d0875ed14d61f223e7b990e7081721e4638aebad9c3beccc270ce9944384784af8eab035dbb34a86badae687c065291bfb384abfb42573a
+
+pkgname = prometheus-bind-exporter

PKGBUILD

@@ -0,0 +1,61 @@
+# Maintainer: George Rawlinson <george@rawlinson.net.nz>
+
+pkgname=prometheus-bind-exporter
+_pkgname=bind_exporter
+pkgver=0.4.0
+pkgrel=1
+pkgdesc="Prometheus exporter for BIND metrics"
+arch=('x86_64')
+url="https://github.com/prometheus-community/bind_exporter"
+license=('Apache')
+depends=('glibc')
+makedepends=('go')
+optdepends=('bind: for monitoring a local BIND server')
+source=(
+  "$pkgname-$pkgver.tar.gz::$url/archive/v$pkgver.tar.gz"
+  'systemd.service'
+  'sysusers.conf'
+)
+b2sums=('ec391fa2db90d02f3f468d8db5b6ada47f84853401d4f00fdfd9be7a142cc4305de0fdedd3aa553ab08d78ddd55ce948f098eb4f7a6e9412f5327d2499eb65c1'
+        '83ac2fb9b39f10f9eb130fc566887a5dc70447265d9d567221ceccf83a9fe7ad8035dfa751ecefe9681c64fd8ddb260b3e370f956350b9cab699eed507d9affc'
+        '739b1e4e7ab277096d0875ed14d61f223e7b990e7081721e4638aebad9c3beccc270ce9944384784af8eab035dbb34a86badae687c065291bfb384abfb42573a')
+
+prepare() {
+  cd "$_pkgname-$pkgver"
+
+  # create folder for build output
+  mkdir build
+
+  # download dependencies
+  go mod vendor
+}
+
+build() {
+  cd "$_pkgname-$pkgver"
+  go build -v \
+    -buildmode=pie \
+    -trimpath \
+    -mod=vendor \
+    -modcacherw \
+    -ldflags "-linkmode external -extldflags ${LDFLAGS} \
+    -X github.com/prometheus/common/version.Version=$pkgver \
+    -X github.com/prometheus/common/version.Revision=$pkgver \
+    -X github.com/prometheus/common/version.Branch=tarball \
+    -X github.com/prometheus/common/version.BuildUser=someone@builder \
+    -X github.com/prometheus/common/version.BuildDate=$(date -d@"$SOURCE_DATE_EPOCH" +%Y%m%d-%H:%M:%S)" \
+    -o build .
+}
+
+check() {
+  cd "$_pkgname-$pkgver"
+  go test ./...
+}
+
+package() {
+  # systemd integration
+  install -Dm644 systemd.service "$pkgdir/usr/lib/systemd/system/$pkgname.service"
+  install -Dm644 sysusers.conf "$pkgdir/usr/lib/sysusers.d/$pkgname.conf"
+
+  # binary
+  install -Dm755 -t "$pkgdir/usr/bin" "$_pkgname-$pkgver/build/$_pkgname"
+}

systemd.service

@@ -0,0 +1,46 @@
+[Unit]
+Description=Prometheus exporter for BIND metrics
+Requires=network-online.target
+After=network-online.target
+
+[Service]
+# If BIND_EXPORTER_ARGS is required, it should be applied using a
+# drop-in systemd file. See `man 5 systemd.unit` for details.
+ExecStart=/usr/bin/bind_exporter $BIND_EXPORTER_ARGS
+ExecReload=/bin/kill -HUP $MAINPID
+User=bind-exporter
+Group=bind-exporter
+Restart=on-failure
+RestartSec=5s
+
+NoNewPrivileges=true
+LimitNOFILE=1048576
+UMask=0077
+
+ProtectSystem=strict
+ProtectHome=true
+PrivateUsers=yes
+PrivateTmp=true
+PrivateDevices=true
+ProtectHostname=true
+ProtectClock=true
+ProtectKernelTunables=true
+ProtectKernelModules=true
+ProtectKernelLogs=true
+ProtectControlGroups=true
+RestrictAddressFamilies=AF_UNIX AF_INET AF_INET6
+RestrictNamespaces=true
+LockPersonality=true
+MemoryDenyWriteExecute=true
+RestrictRealtime=true
+RestrictSUIDSGID=true
+RemoveIPC=true
+CapabilityBoundingSet=
+AmbientCapabilities=
+
+SystemCallFilter=@system-service
+SystemCallFilter=~@privileged @resources
+SystemCallArchitectures=native
+
+[Install]
+WantedBy=multi-user.target

sysusers.conf

@@ -0,0 +1 @@
+u bind-exporter - "Prometheus BIND exporter user"