Add recover-iptables sub-comment. Fixes #6

cmds/portmaster-start/recover_linux.go

@@ -0,0 +1,21 @@
+package main
+
+import (
+	"github.com/safing/portmaster/firewall/interception"
+	"github.com/spf13/cobra"
+)
+
+var recoverForceFlag bool
+var recoverIPTablesCmd = &cobra.Command{
+	Use:   "recover-iptables",
+	Short: "Removes obsolete IP tables rules in case of an unclean shutdown",
+	RunE: func(*cobra.Command, []string) error {
+		return interception.DeactivateNfqueueFirewall(recoverForceFlag)
+	},
+	SilenceUsage: true,
+}
+
+func init() {
+	recoverIPTablesCmd.Flags().BoolVarP(&recoverForceFlag, "force", "f", false, "Force removal ignoring errors")
+	rootCmd.AddCommand(recoverIPTablesCmd)
+}