Add 'proxy/' from commit '201b9a652685cdfb72ba81c7e7b00ba1c60a0e35'

git-subtree-dir: proxy
git-subtree-mainline: 571d96e856
git-subtree-split: 201b9a6526

proxy/pkg/server/http/server.go

@@ -0,0 +1,67 @@
+package http
+
+import (
+	"crypto/tls"
+	"os"
+
+	svc "github.com/owncloud/ocis-pkg/v2/service/http"
+	"github.com/owncloud/ocis-proxy/pkg/crypto"
+	"github.com/owncloud/ocis-proxy/pkg/version"
+)
+
+// Server initializes the http service and server.
+func Server(opts ...Option) (svc.Service, error) {
+	options := newOptions(opts...)
+	l := options.Logger
+	httpCfg := options.Config.HTTP
+
+	var cer tls.Certificate
+	var certErr error
+
+	var tlsConfig *tls.Config
+	if options.Config.HTTP.TLS {
+		if httpCfg.TLSCert == "" || httpCfg.TLSKey == "" {
+			l.Warn().Msgf("No tls certificate provided, using a generated one")
+			_, certErr := os.Stat("./server.crt")
+			_, keyErr := os.Stat("./server.key")
+
+			if os.IsNotExist(certErr) || os.IsNotExist(keyErr) {
+				// GenCert has side effects as it writes 2 files to the binary running location
+				if err := crypto.GenCert(l); err != nil {
+					l.Fatal().Err(err).Msgf("Could not generate test-certificate")
+					os.Exit(1)
+				}
+			}
+
+			httpCfg.TLSCert = "server.crt"
+			httpCfg.TLSKey = "server.key"
+		}
+
+		cer, certErr = tls.LoadX509KeyPair(httpCfg.TLSCert, httpCfg.TLSKey)
+		if certErr != nil {
+			options.Logger.Fatal().Err(certErr).Msg("Could not setup TLS")
+			os.Exit(1)
+		}
+
+		tlsConfig = &tls.Config{Certificates: []tls.Certificate{cer}}
+	}
+	chain := options.Middlewares.Then(options.Handler)
+
+	service := svc.NewService(
+		svc.Name("web.proxy"),
+		svc.TLSConfig(tlsConfig),
+		svc.Logger(options.Logger),
+		svc.Namespace(options.Namespace),
+		svc.Version(version.String),
+		svc.Address(options.Config.HTTP.Addr),
+		svc.Context(options.Context),
+		svc.Flags(options.Flags...),
+		svc.Handler(chain),
+	)
+
+	if err := service.Init(); err != nil {
+		l.Fatal().Err(err).Msgf("Error initializing")
+	}
+
+	return service, nil
+}