client와 server 빌드를 분리하고 client에는 node_exporter 통합

main_client.go

@@ -0,0 +1,58 @@
+//go:build client && !server
+
+package main
+
+import (
+	"context"
+	"time"
+
+	"repositories.action2quare.com/ayo/gocommon/flagx"
+	"repositories.action2quare.com/ayo/houston/client"
+
+	"net/http"
+	_ "net/http/pprof"
+	"os"
+	"runtime"
+
+	"github.com/prometheus/common/promlog"
+	"github.com/prometheus/common/promlog/flag"
+
+	"github.com/alecthomas/kingpin/v2"
+	"github.com/prometheus/common/version"
+	"github.com/prometheus/exporter-toolkit/web"
+	"github.com/prometheus/exporter-toolkit/web/kingpinflag"
+)
+
+func main() {
+	runtime.GOMAXPROCS(1)
+
+	flagx.Parse()
+
+	hc, err := client.NewClient(true)
+	if err != nil {
+		panic(err)
+		return
+	}
+
+	var (
+		toolkitFlags = kingpinflag.AddFlags(kingpin.CommandLine, ":9100")
+	)
+
+	promlogConfig := &promlog.Config{}
+	flag.AddFlags(kingpin.CommandLine, promlogConfig)
+	kingpin.Version(version.Print("node_exporter"))
+	kingpin.CommandLine.UsageWriter(os.Stdout)
+	kingpin.HelpFlag.Short('h')
+	kingpin.Parse()
+	logger := promlog.New(promlogConfig)
+
+	http.Handle("/metrics", client.NewHandlerForNodeExporter(true, 2, logger))
+
+	server := &http.Server{}
+	go web.ListenAndServe(server, toolkitFlags, logger)
+
+	hc.Start()
+	ctx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
+	server.Shutdown(ctx)
+	cancel()
+}