go rewrite

cmd/backup.go

@@ -0,0 +1,63 @@
+/*
+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 (
+	"fmt"
+
+	"github.com/cupcakearmy/autorestic/internal"
+	"github.com/cupcakearmy/autorestic/internal/lock"
+	"github.com/spf13/cobra"
+)
+
+// backupCmd represents the backup command
+var backupCmd = &cobra.Command{
+	Use:   "backup",
+	Short: "A brief description of your command",
+	Run: func(cmd *cobra.Command, args []string) {
+		config := internal.GetConfig()
+		{
+			err := config.CheckConfig()
+			cobra.CheckErr(err)
+		}
+		{
+			err := lock.Lock()
+			cobra.CheckErr(err)
+		}
+		defer lock.Unlock()
+		{
+			backup(internal.GetAllOrLocation(cmd, false), config)
+		}
+	},
+}
+
+func init() {
+	rootCmd.AddCommand(backupCmd)
+	backupCmd.PersistentFlags().StringSliceP("location", "l", []string{}, "Locations")
+	backupCmd.PersistentFlags().BoolP("all", "a", false, "Backup all locations")
+}
+
+func backup(locations []string, config *internal.Config) {
+	for _, name := range locations {
+		location, ok := config.Locations[name]
+		if !ok {
+			fmt.Println(fmt.Errorf("location `%s` does not exist", name))
+		} else {
+			fmt.Printf("Backing up: `%s`", name)
+			location.Backup()
+		}
+	}
+}