Basic cobra/viper cli framework

cmd/update.go

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+// Copyright © 2017 Ethan Frey
+//
+// 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 (
+	"fmt"
+
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+)
+
+// updateCmd represents the update command
+var updateCmd = &cobra.Command{
+	Use:   "update",
+	Short: "Change the password for a private key",
+	Long:  `Change the password for a private key.`,
+	Run: func(cmd *cobra.Command, args []string) {
+		// TODO: Work your own magic here
+		fmt.Println(viper.Get("name"))
+		fmt.Println("update called")
+	},
+}
+
+func init() {
+	RootCmd.AddCommand(updateCmd)
+	updateCmd.Flags().StringP("name", "n", "", "Name of key to update")
+}