Initial commit

cmd/register.go

@@ -0,0 +1,100 @@
+/*
+Copyright © 2021 NAME HERE <EMAIL ADDRESS>
+
+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 cmd
+
+import (
+	"context"
+	"fmt"
+	"log"
+	"strconv"
+	"strings"
+
+	"github.com/dexidp/dex/api/v2"
+	"github.com/spf13/cobra"
+	"google.golang.org/grpc"
+	"google.golang.org/grpc/credentials"
+)
+
+// registerCmd represents the register command
+var registerCmd = &cobra.Command{
+	Use:   "register",
+	Short: "registers DEX client",
+	Long: `Registers dex client fot openID purposes`,
+	Run: func(cmd *cobra.Command, args []string) {
+		registerDexClient()
+	},
+}
+
+var host string
+var port int
+var caPath string
+var clientId string
+var clientSecret string
+var redirectUris []string
+
+func init() {
+	rootCmd.AddCommand(registerCmd)
+
+	// Cobra supports local flags which will only run when this command
+	// is called directly, e.g.:
+	// registerCmd.Flags().BoolP("toggle", "t", false, "Help message for toggle")
+	registerCmd.Flags().StringVarP(&host, "address", "a", "localhost", "Hostname address to connect to")
+	_ = registerCmd.MarkFlagRequired("address")
+	registerCmd.Flags().IntVarP(&port, "port", "p", 5557, "Host port to connect to")
+	_ = registerCmd.MarkFlagRequired("port")
+	registerCmd.Flags().StringVarP(&caPath, "cacertpath", "t", "/", "Path to client CA cert to connect to")
+	_ = registerCmd.MarkFlagRequired("cacertpath")
+
+	registerCmd.Flags().StringVarP(&clientId, "clientid", "c", "", "ClientID to register")
+	_ = registerCmd.MarkFlagRequired("clientid")
+	registerCmd.Flags().StringVarP(&clientSecret, "clientsecret", "s", "", "ClientSecret to register")
+	_ = registerCmd.MarkFlagRequired("clientsecret")
+	registerCmd.Flags().StringArrayVarP(&redirectUris, "redirecturis", "r", nil, "RedirectURIs to register")
+	_ = registerCmd.MarkFlagRequired("redirecturis")
+}
+
+func newDexClient(hostAndPort string) (api.DexClient, error) {
+	creds, err := credentials.NewClientTLSFromFile(caPath, "")
+	if err != nil {
+		return nil, fmt.Errorf("load dex cert: %v", err)
+	}
+
+	conn, err := grpc.Dial(hostAndPort, grpc.WithTransportCredentials(creds))
+	if err != nil {
+		return nil, fmt.Errorf("dial: %v", err)
+	}
+	return api.NewDexClient(conn), nil
+}
+
+func registerDexClient() {
+	client, err := newDexClient(strings.Join([]string{host, strconv.Itoa(port)}, ":"))
+	if err != nil {
+		log.Fatalf("failed creating dex client: %v ", err)
+	}
+
+	req := &api.CreateClientReq{
+		Client: &api.Client{
+			Id:           clientId,
+			Name:         clientId,
+			Secret:       clientSecret,
+			RedirectUris: redirectUris,
+		},
+	}
+
+	if _, err := client.CreateClient(context.TODO(), req); err != nil {
+		log.Fatalf("failed creating oauth2 client: %v", err)
+	}
+}