cmd/repo: Add update command

cmd/repo.go

@@ -32,5 +32,6 @@ func init() {
 
 	repoGroupCmd.AddCommand(
 		NewRepoListCommand(),
+		NewRepoUpdateCommand(),
 	)
 }

cmd/repo/update.go

@@ -0,0 +1,83 @@
+// Copyright © 2019 Ettore Di Giacinto <mudler@gentoo.org>
+//                  Daniele Rondina <geaaru@sabayonlinux.org>
+//
+// This program is free software; you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation; either version 2 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License along
+// with this program; if not, see <http://www.gnu.org/licenses/>.
+
+package cmd_repo
+
+import (
+	. "github.com/mudler/luet/pkg/config"
+	installer "github.com/mudler/luet/pkg/installer"
+	. "github.com/mudler/luet/pkg/logger"
+
+	"github.com/spf13/cobra"
+)
+
+func NewRepoUpdateCommand() *cobra.Command {
+	var ans = &cobra.Command{
+		Use:   "update [repo1] [repo2] [OPTIONS]",
+		Short: "Update a specific cached repository or all cached repositories.",
+		Example: `
+# Update all cached repositories:
+$> luet repo update
+
+# Update only repo1 and repo2
+$> luet repo update repo1 repo2
+`,
+		PreRun: func(cmd *cobra.Command, args []string) {
+		},
+		Run: func(cmd *cobra.Command, args []string) {
+
+			ignore, _ := cmd.Flags().GetBool("ignore-errors")
+			force, _ := cmd.Flags().GetBool("force")
+
+			if len(args) > 0 {
+				for _, rname := range args {
+					repo, err := LuetCfg.GetSystemRepository(rname)
+					if err != nil && !ignore {
+						Fatal(err.Error())
+					} else if err != nil {
+						continue
+					}
+
+					r := installer.NewSystemRepository(*repo)
+					Spinner(32)
+					_, err = r.Sync(force)
+					if err != nil && !ignore {
+						Fatal("Error on sync repository " + rname + ": " + err.Error())
+					}
+					SpinnerStop()
+				}
+
+			} else {
+				for _, repo := range LuetCfg.SystemRepositories {
+					if repo.Cached {
+						r := installer.NewSystemRepository(repo)
+						Spinner(32)
+						_, err := r.Sync(force)
+						if err != nil && !ignore {
+							Fatal("Error on sync repository " + r.GetName() + ": " + err.Error())
+						}
+						SpinnerStop()
+					}
+				}
+			}
+		},
+	}
+
+	ans.Flags().BoolP("ignore-errors", "i", false, "Ignore errors on sync repositories.")
+	ans.Flags().BoolP("force", "f", false, "Force resync.")
+
+	return ans
+}