mirror of
https://github.com/Kugelschieber/marvinblum.git
synced 2026-01-18 14:50:27 +00:00
90 lines
2.3 KiB
Go
90 lines
2.3 KiB
Go
package main
|
|
|
|
import (
|
|
"github.com/NYTimes/gziphandler"
|
|
"github.com/caddyserver/certmagic"
|
|
"github.com/emvi/logbuch"
|
|
"github.com/gorilla/mux"
|
|
"github.com/rs/cors"
|
|
"net/http"
|
|
"os"
|
|
"strings"
|
|
)
|
|
|
|
const (
|
|
staticDir = "static"
|
|
staticDirPrefix = "/"
|
|
logTimeFormat = "2006-01-02_15:04:05"
|
|
envPrefix = "MB_"
|
|
)
|
|
|
|
func configureLog() {
|
|
logbuch.SetFormatter(logbuch.NewFieldFormatter(logTimeFormat, "\t\t"))
|
|
logbuch.Info("Configure logging...")
|
|
level := strings.ToLower(os.Getenv("MB_LOGLEVEL"))
|
|
|
|
if level == "debug" {
|
|
logbuch.SetLevel(logbuch.LevelDebug)
|
|
} else if level == "info" {
|
|
logbuch.SetLevel(logbuch.LevelInfo)
|
|
} else {
|
|
logbuch.SetLevel(logbuch.LevelWarning)
|
|
}
|
|
}
|
|
|
|
func logEnvConfig() {
|
|
for _, e := range os.Environ() {
|
|
if strings.HasPrefix(e, envPrefix) {
|
|
pair := strings.Split(e, "=")
|
|
logbuch.Info(pair[0] + "=" + pair[1])
|
|
}
|
|
}
|
|
}
|
|
|
|
func setupRouter() *mux.Router {
|
|
router := mux.NewRouter()
|
|
router.PathPrefix(staticDirPrefix).Handler(http.StripPrefix(staticDirPrefix, gziphandler.GzipHandler(http.FileServer(http.Dir(staticDir)))))
|
|
return router
|
|
}
|
|
|
|
func configureCors(router *mux.Router) http.Handler {
|
|
logbuch.Info("Configuring CORS...")
|
|
|
|
origins := strings.Split(os.Getenv("MB_ALLOWED_ORIGINS"), ",")
|
|
c := cors.New(cors.Options{
|
|
AllowedOrigins: origins,
|
|
AllowedMethods: []string{"GET", "POST", "PUT", "DELETE"},
|
|
AllowedHeaders: []string{"*"},
|
|
AllowCredentials: true,
|
|
Debug: strings.ToLower(os.Getenv("MB_CORS_LOGLEVEL")) == "debug",
|
|
})
|
|
return c.Handler(router)
|
|
}
|
|
|
|
func start(handler http.Handler) {
|
|
logbuch.Info("Starting server...")
|
|
|
|
if strings.ToLower(os.Getenv("MB_TLS")) == "true" {
|
|
logbuch.Info("TLS enabled")
|
|
certmagic.DefaultACME.Agreed = true
|
|
certmagic.DefaultACME.Email = os.Getenv("MB_TLS_EMAIL")
|
|
certmagic.DefaultACME.CA = certmagic.LetsEncryptProductionCA
|
|
|
|
if err := certmagic.HTTPS(strings.Split(os.Getenv("MB_DOMAIN"), ","), handler); err != nil {
|
|
logbuch.Fatal("Error starting server", logbuch.Fields{"err": err})
|
|
}
|
|
} else {
|
|
if err := http.ListenAndServe(os.Getenv("MB_HOST"), handler); err != nil {
|
|
logbuch.Fatal("Error starting server", logbuch.Fields{"err": err})
|
|
}
|
|
}
|
|
}
|
|
|
|
func main() {
|
|
configureLog()
|
|
logEnvConfig()
|
|
router := setupRouter()
|
|
corsConfig := configureCors(router)
|
|
start(corsConfig)
|
|
}
|