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server.go
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server.go
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package main
import (
"net/http"
"os"
"time"
"github.com/patrickmn/go-cache"
log "github.com/sirupsen/logrus"
"github.com/leogregianin/brcep/api"
"github.com/leogregianin/brcep/api/cepaberto"
"github.com/leogregianin/brcep/api/correios"
"github.com/leogregianin/brcep/api/viacep"
"github.com/leogregianin/brcep/config"
"github.com/leogregianin/brcep/config/env"
"github.com/leogregianin/brcep/config/flag"
"github.com/leogregianin/brcep/handler"
)
func init() {
log.SetFormatter(&log.JSONFormatter{})
log.SetOutput(os.Stdout)
log.SetLevel(log.DebugLevel)
}
func main() {
cfg, err := config.NewConfig([]config.Loader{
flag.NewFlagLoader(),
env.NewEnvLoader(),
})
if err != nil {
log.Fatal(err)
}
logLevel, err := log.ParseLevel(cfg.CorreiosURL)
if err == nil {
log.SetLevel(logLevel)
}
var (
cepApis = map[string]api.API{
viacep.ID: viacep.NewViaCepAPI(cfg.ViaCepURL, http.DefaultClient),
correios.ID: correios.NewCorreiosAPI(cfg.CorreiosURL, http.DefaultClient),
}
)
if len(cfg.CepAbertoToken) > 0 {
cepApis[cepaberto.ID] = cepaberto.NewCepAbertoAPI(
cfg.CepAbertoURL,
cfg.CepAbertoToken,
http.DefaultClient)
}
var cepHandler = &handler.CepHandler{
PreferredAPI: cfg.PreferredAPI,
CepApis: cepApis,
Cache: cache.New(5*time.Minute, 10*time.Minute),
}
router := http.NewServeMux()
router.HandleFunc("/", cepHandler.Handle)
server := &http.Server{
Addr: cfg.Address,
Handler: router,
ReadTimeout: 10 * time.Second,
WriteTimeout: 10 * time.Second,
MaxHeaderBytes: 1 << 20,
}
log.Infof("starting server at %s", cfg.Address)
if err := server.ListenAndServe(); err != nil {
log.Fatal(err)
}
}