sqlapi/main.go

71 lines
1.7 KiB
Go

package main
import (
"fmt"
"net/http"
"os"
"time"
"github.com/gorilla/mux"
"github.com/pkg/errors"
"github.com/sirupsen/logrus"
"github.com/Luzifer/rconfig/v2"
)
var (
cfg = struct {
DBType string `flag:"db-type" default:"" description:"Database type to connect to"`
DSN string `flag:"dsn" default:"" description:"DSN to connect to (see README for formats)"`
Listen string `flag:"listen" default:":3000" description:"Port/IP to listen on"`
LogLevel string `flag:"log-level" default:"info" description:"Log level (debug, info, warn, error, fatal)"`
VersionAndExit bool `flag:"version" default:"false" description:"Prints current version and exits"`
}{}
version = "dev"
)
func initApp() error {
rconfig.AutoEnv(true)
if err := rconfig.ParseAndValidate(&cfg); err != nil {
return errors.Wrap(err, "parsing cli options")
}
l, err := logrus.ParseLevel(cfg.LogLevel)
if err != nil {
return errors.Wrap(err, "parsing log-level")
}
logrus.SetLevel(l)
return nil
}
func main() {
var err error
if err = initApp(); err != nil {
logrus.WithError(err).Fatal("initializing app")
}
if cfg.VersionAndExit {
fmt.Printf("sqlapi %s\n", version) //nolint:forbidigo
os.Exit(0)
}
router := mux.NewRouter()
router.HandleFunc("/{database}", handleRequest).Methods(http.MethodPost)
server := &http.Server{
Addr: cfg.Listen,
Handler: router,
ReadHeaderTimeout: time.Second,
}
logrus.WithFields(logrus.Fields{
"addr": cfg.Listen,
"version": version,
}).Info("sqlapi started")
if err = server.ListenAndServe(); err != nil {
logrus.WithError(err).Fatal("listening for HTTP")
}
}