Merge pull request #117 from cupcakearmy/specific-location

specific location

cmd/backup.go

@@ -2,6 +2,7 @@ package cmd
 
 import (
 	"fmt"
+	"strings"
 
 	"github.com/cupcakearmy/autorestic/internal"
 	"github.com/cupcakearmy/autorestic/internal/colors"
@@ -22,8 +23,13 @@ var backupCmd = &cobra.Command{
 		CheckErr(err)
 		errors := 0
 		for _, name := range selected {
-			location, _ := internal.GetLocation(name)
-			errs := location.Backup(false)
+			var splitted = strings.Split(name, "@")
+			var specificBackend = ""
+			if len(splitted) > 1 {
+				specificBackend = splitted[1]
+			}
+			location, _ := internal.GetLocation(splitted[0])
+			errs := location.Backup(false, specificBackend)
 			for err := range errs {
 				colors.Error.Println(err)
 				errors++

internal/config.go

@@ -185,20 +185,18 @@ func GetAllOrSelected(cmd *cobra.Command, backends bool) ([]string, error) {
 		selected, _ = cmd.Flags().GetStringSlice("location")
 	}
 	for _, s := range selected {
-		found := false
+		var splitted = strings.Split(s, "@")
 		for _, l := range list {
-			if l == s {
-				found = true
-				break
+			if l == splitted[0] {
+				goto found
 			}
 		}
-		if !found {
-			if backends {
-				return nil, fmt.Errorf("invalid backend \"%s\"", s)
-			} else {
-				return nil, fmt.Errorf("invalid location \"%s\"", s)
-			}
+		if backends {
+			return nil, fmt.Errorf("invalid backend \"%s\"", s)
+		} else {
+			return nil, fmt.Errorf("invalid location \"%s\"", s)
 		}
+	found:
 	}
 
 	if len(selected) == 0 {

internal/location.go

@@ -125,8 +125,9 @@ func (l Location) getPath() (string, error) {
 	return "", fmt.Errorf("could not get path for location \"%s\"", l.name)
 }
 
-func (l Location) Backup(cron bool) []error {
+func (l Location) Backup(cron bool, specificBackend string) []error {
 	var errors []error
+	var backends []string
 	colors.PrimaryPrint("  Backing up location \"%s\"  ", l.name)
 	t := l.getType()
 	options := ExecuteOptions{
@@ -155,7 +156,20 @@ func (l Location) Backup(cron bool) []error {
 	}
 
 	// Backup
-	for i, to := range l.To {
+	if specificBackend == "" {
+		backends = l.To
+	} else {
+		for _, b := range l.To {
+			if b == specificBackend {
+				backends = []string{b}
+				goto backup
+			}
+		}
+		errors = append(errors, fmt.Errorf("backup location \"%s\" has no backend \"%s\"", l.name, specificBackend))
+		return errors
+	}
+backup:
+	for i, to := range backends {
 		backend, _ := GetBackend(to)
 		colors.Secondary.Printf("Backend: %s\n", backend.name)
 		env, err := backend.getEnv()
@@ -338,7 +352,7 @@ func (l Location) RunCron() error {
 	now := time.Now()
 	if now.After(next) {
 		lock.SetCron(l.name, now.Unix())
-		l.Backup(true)
+		l.Backup(true, "")
 	} else {
 		if !CRON_LEAN {
 			colors.Body.Printf("Skipping \"%s\", not due yet.\n", l.name)