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// Copyright 2018 Frédéric Guillot. All rights reserved.
// Use of this source code is governed by the Apache 2.0
// license that can be found in the LICENSE file.
package httpd // import "miniflux.app/service/httpd"
import (
"crypto/tls"
"net/http"
"time"
"miniflux.app/api"
"miniflux.app/config"
"miniflux.app/fever"
"miniflux.app/logger"
"miniflux.app/middleware"
"miniflux.app/reader/feed"
"miniflux.app/storage"
"miniflux.app/ui"
"miniflux.app/worker"
"github.com/gorilla/mux"
"golang.org/x/crypto/acme/autocert"
)
// Serve starts a new HTTP server.
func Serve(cfg *config.Config, store *storage.Storage, pool *worker.Pool, feedHandler *feed.Handler) *http.Server {
certFile := cfg.CertFile()
keyFile := cfg.KeyFile()
certDomain := cfg.CertDomain()
certCache := cfg.CertCache()
server := &http.Server{
ReadTimeout: 30 * time.Second,
WriteTimeout: 30 * time.Second,
IdleTimeout: 60 * time.Second,
Addr: cfg.ListenAddr(),
Handler: setupHandler(cfg, store, feedHandler, pool),
}
if certDomain != "" && certCache != "" {
cfg.IsHTTPS = true
startAutoCertTLSServer(server, certDomain, certCache)
} else if certFile != "" && keyFile != "" {
cfg.IsHTTPS = true
startTLSServer(server, certFile, keyFile)
} else {
startHTTPServer(server)
}
return server
}
func startAutoCertTLSServer(server *http.Server, certDomain, certCache string) {
server.Addr = ":https"
certManager := autocert.Manager{
Cache: autocert.DirCache(certCache),
Prompt: autocert.AcceptTOS,
HostPolicy: autocert.HostWhitelist(certDomain),
}
// Handle http-01 challenge.
s := &http.Server{
Handler: certManager.HTTPHandler(nil),
Addr: ":http",
}
go s.ListenAndServe()
go func() {
logger.Info(`Listening on %q by using auto-configured certificate for %q`, server.Addr, certDomain)
if err := server.Serve(certManager.Listener()); err != http.ErrServerClosed {
logger.Fatal(`Server failed to start: %v`, err)
}
}()
}
func startTLSServer(server *http.Server, certFile, keyFile string) {
// See https://blog.cloudflare.com/exposing-go-on-the-internet/
// And https://wiki.mozilla.org/Security/Server_Side_TLS
server.TLSConfig = &tls.Config{
MinVersion: tls.VersionTLS12,
PreferServerCipherSuites: true,
CurvePreferences: []tls.CurveID{
tls.CurveP256,
tls.X25519,
},
CipherSuites: []uint16{
tls.TLS_ECDHE_ECDSA_WITH_AES_256_GCM_SHA384,
tls.TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384,
tls.TLS_ECDHE_ECDSA_WITH_CHACHA20_POLY1305,
tls.TLS_ECDHE_RSA_WITH_CHACHA20_POLY1305,
tls.TLS_ECDHE_ECDSA_WITH_AES_128_GCM_SHA256,
tls.TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256,
},
}
go func() {
logger.Info(`Listening on %q by using certificate %q and key %q`, server.Addr, certFile, keyFile)
if err := server.ListenAndServeTLS(certFile, keyFile); err != http.ErrServerClosed {
logger.Fatal(`Server failed to start: %v`, err)
}
}()
}
func startHTTPServer(server *http.Server) {
go func() {
logger.Info(`Listening on %q without TLS`, server.Addr)
if err := server.ListenAndServe(); err != http.ErrServerClosed {
logger.Fatal(`Server failed to start: %v`, err)
}
}()
}
func setupHandler(cfg *config.Config, store *storage.Storage, feedHandler *feed.Handler, pool *worker.Pool) *mux.Router {
router := mux.NewRouter()
middleware := middleware.New(cfg, store, router)
if cfg.BasePath() != "" {
router = router.PathPrefix(cfg.BasePath()).Subrouter()
}
router.Use(middleware.ClientIP)
router.Use(middleware.HeaderConfig)
router.Use(middleware.Logging)
fever.Serve(router, cfg, store)
api.Serve(router, store, feedHandler)
ui.Serve(router, cfg, store, pool, feedHandler)
return router
}
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