use go module for dependencies (#594)

cmd/generate-keys/main.go

@@ -0,0 +1,65 @@
+// Copyright 2017 Vector Creations Ltd
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package main
+
+import (
+	"flag"
+	"fmt"
+	"log"
+	"os"
+
+	"github.com/matrix-org/dendrite/common/test"
+)
+
+const usage = `Usage: %s
+
+Generate key files which are required by dendrite.
+
+Arguments:
+
+`
+
+var (
+	tlsCertFile    = flag.String("tls-cert", "", "An X509 certificate file to generate for use for TLS")
+	tlsKeyFile     = flag.String("tls-key", "", "An RSA private key file to generate for use for TLS")
+	privateKeyFile = flag.String("private-key", "", "An Ed25519 private key to generate for use for object signing")
+)
+
+func main() {
+	flag.Usage = func() {
+		fmt.Fprintf(os.Stderr, usage, os.Args[0])
+		flag.PrintDefaults()
+	}
+
+	flag.Parse()
+
+	if *tlsCertFile != "" || *tlsKeyFile != "" {
+		if *tlsCertFile == "" || *tlsKeyFile == "" {
+			log.Fatal("Zero or both of --tls-key and --tls-cert must be supplied")
+		}
+		if err := test.NewTLSKey(*tlsKeyFile, *tlsCertFile); err != nil {
+			panic(err)
+		}
+		fmt.Printf("Created TLS cert file:    %s\n", *tlsCertFile)
+		fmt.Printf("Created TLS key file:     %s\n", *tlsKeyFile)
+	}
+
+	if *privateKeyFile != "" {
+		if err := test.NewMatrixKey(*privateKeyFile); err != nil {
+			panic(err)
+		}
+		fmt.Printf("Created private key file: %s\n", *privateKeyFile)
+	}
+}