66 lines
2.3 KiB
Go
66 lines
2.3 KiB
Go
// Copyright 2017 Kumina, https://kumina.nl/
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package main
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import (
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"flag"
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"net/http"
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"os"
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"github.com/go-kit/log/level"
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"github.com/prometheus/client_golang/prometheus"
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"github.com/prometheus/client_golang/prometheus/promhttp"
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"github.com/prometheus/common/promlog"
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"github.com/letsencrypt/unbound_exporter/internal/exporter"
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)
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var (
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log = promlog.New(&promlog.Config{})
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)
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func main() {
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var (
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listenAddress = flag.String("web.listen-address", ":9167", "Address to listen on for web interface and telemetry.")
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metricsPath = flag.String("web.telemetry-path", "/metrics", "Path under which to expose metrics.")
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unboundHost = flag.String("unbound.host", "tcp://localhost:8953", "Unix or TCP address of Unbound control socket.")
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unboundCa = flag.String("unbound.ca", "/etc/unbound/unbound_server.pem", "Unbound server certificate.")
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unboundCert = flag.String("unbound.cert", "/etc/unbound/unbound_control.pem", "Unbound client certificate.")
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unboundKey = flag.String("unbound.key", "/etc/unbound/unbound_control.key", "Unbound client key.")
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)
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flag.Parse()
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_ = level.Info(log).Log("Starting unbound_exporter")
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exporter, err := exporter.NewUnboundExporter(log, *unboundHost, *unboundCa, *unboundCert, *unboundKey)
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if err != nil {
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panic(err)
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}
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prometheus.MustRegister(exporter)
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http.Handle(*metricsPath, promhttp.Handler())
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http.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
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_, _ = w.Write([]byte(`
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<html>
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<head><title>Unbound Exporter</title></head>
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<body>
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<h1>Unbound Exporter</h1>
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<p><a href='` + *metricsPath + `'>Metrics</a></p>
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</body>
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</html>`))
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})
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_ = level.Info(log).Log("Listening on address:port => ", *listenAddress)
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_ = level.Error(log).Log(http.ListenAndServe(*listenAddress, nil))
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os.Exit(1)
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}
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