yanic/webserver/webserver.go

37 lines
921 B
Go

package webserver
import (
"net/http"
"github.com/FreifunkBremen/yanic/runtime"
"github.com/NYTimes/gziphandler"
"github.com/bdlm/log"
"github.com/prometheus/client_golang/prometheus"
"github.com/prometheus/client_golang/prometheus/promhttp"
)
// New creates a new webserver and starts it
func New(config Config, nodes *runtime.Nodes) *http.Server {
mux := http.NewServeMux()
if config.Prometheus != nil && config.Prometheus.Enable {
config.Prometheus.Init(nodes)
prometheus.MustRegister(config.Prometheus)
mux.Handle("/metrics", promhttp.Handler())
}
if config.Webroot != "" {
mux.Handle("/", gziphandler.GzipHandler(http.FileServer(http.Dir(config.Webroot))))
}
return &http.Server{
Addr: config.Bind,
Handler: mux,
}
}
func Start(srv *http.Server) {
// service connections
if err := srv.ListenAndServe(); err != http.ErrServerClosed {
log.Panicf("webserver crashed: %s", err)
}
}