safing-portmaster/cmds/portmaster-start/update.go
2022-09-28 14:42:38 +02:00

133 lines
2.9 KiB
Go

package main
import (
"context"
"fmt"
"os"
"github.com/spf13/cobra"
"github.com/safing/portbase/log"
"github.com/safing/portmaster/updates/helper"
)
var (
reset bool
intelOnly bool
)
func init() {
rootCmd.AddCommand(updateCmd)
rootCmd.AddCommand(purgeCmd)
flags := updateCmd.Flags()
flags.BoolVar(&reset, "reset", false, "Delete all resources and re-download the basic set")
flags.BoolVar(&intelOnly, "intel-only", false, "Only make downloading intel updates mandatory")
}
var (
updateCmd = &cobra.Command{
Use: "update",
Short: "Run a manual update process",
RunE: func(cmd *cobra.Command, args []string) error {
return downloadUpdates()
},
}
purgeCmd = &cobra.Command{
Use: "purge",
Short: "Remove old resource versions that are superseded by at least three versions",
RunE: func(cmd *cobra.Command, args []string) error {
return purge()
},
}
)
func indexRequired(cmd *cobra.Command) bool {
switch cmd {
case updateCmd, purgeCmd:
return true
default:
return false
}
}
func downloadUpdates() error {
// Check if only intel data is mandatory.
if intelOnly {
helper.IntelOnly()
}
// Set required updates.
registry.MandatoryUpdates = helper.MandatoryUpdates()
registry.AutoUnpack = helper.AutoUnpackUpdates()
// logging is configured as a persistent pre-run method inherited from
// the root command but since we don't use run.Run() we need to start
// logging ourself.
log.SetLogLevel(log.InfoLevel)
err := log.Start()
if err != nil {
fmt.Printf("failed to start logging: %s\n", err)
}
defer log.Shutdown()
if reset {
// Delete storage.
err = os.RemoveAll(registry.StorageDir().Path)
if err != nil {
return fmt.Errorf("failed to reset update dir: %w", err)
}
err = registry.StorageDir().Ensure()
if err != nil {
return fmt.Errorf("failed to create update dir: %w", err)
}
// Reset registry resources.
registry.ResetResources()
}
// Update all indexes.
err = registry.UpdateIndexes(context.TODO())
if err != nil {
return err
}
// Download all required updates.
err = registry.DownloadUpdates(context.TODO())
if err != nil {
return err
}
// Select versions and unpack the selected.
registry.SelectVersions()
err = registry.UnpackResources()
if err != nil {
return fmt.Errorf("failed to unpack resources: %w", err)
}
if !intelOnly {
// Fix chrome-sandbox permissions
if err := helper.EnsureChromeSandboxPermissions(registry); err != nil {
return fmt.Errorf("failed to fix electron permissions: %w", err)
}
}
return nil
}
func purge() error {
log.SetLogLevel(log.TraceLevel)
// logging is configured as a persistent pre-run method inherited from
// the root command but since we don't use run.Run() we need to start
// logging ourself.
err := log.Start()
if err != nil {
fmt.Printf("failed to start logging: %s\n", err)
}
defer log.Shutdown()
registry.Purge(3)
return nil
}