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bulkbench.go
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bulkbench.go
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package main
import (
"context"
"embed"
"errors"
"flag"
"io/fs"
"log"
"net"
"net/http"
_ "net/http/pprof" //nolint: gosec
"os"
"os/signal"
"runtime"
"time"
)
//go:embed templates/*
var rootFS embed.FS
const (
tmplIndex = "index.html"
tmplDBResult = "dbresult.html"
tmplTestResult = "testresult.html"
)
func main() {
if !flag.Parsed() {
flag.Parse()
}
// Print runtime info.
log.Printf("Runtime Info - GOMAXPROCS: %d NumCPU: %d GOOS/GOARCH: %s/%s", runtime.GOMAXPROCS(0), runtime.NumCPU(), runtime.GOOS, runtime.GOARCH)
if err := run(); err != nil {
log.Fatal(err)
}
}
func run() error {
dba, err := newDBA(dsn)
if err != nil {
return err
}
defer dba.close()
templateFS, err := fs.Sub(rootFS, "templates")
if err != nil {
return err
}
testHandler, err := newTestHandler(dba, templateFS)
if err != nil {
return err
}
dbHandler, err := newDBHandler(dba, templateFS)
if err != nil {
return err
}
indexHandler, err := newIndexHandler(dba, templateFS)
if err != nil {
return err
}
http.Handle("/test/", testHandler)
http.Handle("/db/", dbHandler)
http.Handle("/", indexHandler)
http.HandleFunc("/favicon.ico", func(http.ResponseWriter, *http.Request) {}) // Avoid "/" handler call for browser favicon request.
addr := net.JoinHostPort(host, port)
srv := http.Server{Addr: addr, ReadHeaderTimeout: 30 * time.Second}
done := make(chan struct{})
go func() {
sigint := make(chan os.Signal, 1)
signal.Notify(sigint, os.Interrupt)
<-sigint
// shutdown server.
log.Println("shutting down...")
if err := srv.Shutdown(context.Background()); err != nil {
log.Print(err)
}
close(done)
}()
log.Printf("listening on %s ...", addr)
if err := srv.ListenAndServe(); !errors.Is(err, http.ErrServerClosed) {
log.Print(err)
}
<-done
return nil
}