gitee.com/mysnapcore/mysnapd@v0.1.0/cmd/snap/cmd_debug_gadget_disk_mapping.go (about) 1 // -*- Mode: Go; indent-tabs-mode: t -*- 2 3 /* 4 * Copyright (C) 2021 Canonical Ltd 5 * 6 * This program is free software: you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License version 3 as 8 * published by the Free Software Foundation. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY; without even the implied warranty of 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 13 * GNU General Public License for more details. 14 * 15 * You should have received a copy of the GNU General Public License 16 * along with this program. If not, see <http://www.gnu.org/licenses/>. 17 * 18 */ 19 20 package main 21 22 import ( 23 "encoding/json" 24 "fmt" 25 26 "github.com/jessevdk/go-flags" 27 28 "gitee.com/mysnapcore/mysnapd/gadget" 29 ) 30 31 type cmdGadgetDiskMapping struct { 32 clientMixin 33 } 34 35 func init() { 36 cmd := addDebugCommand("gadget-disk-mapping", 37 "(internal) obtain the gadget disk mapping", 38 "(internal) obtain the gadget disk mapping", 39 func() flags.Commander { 40 return &cmdGadgetDiskMapping{} 41 }, nil, nil) 42 cmd.hidden = true 43 } 44 45 func (x *cmdGadgetDiskMapping) Execute(args []string) error { 46 if len(args) > 0 { 47 return ErrExtraArgs 48 } 49 resp := map[string]gadget.DiskVolumeDeviceTraits{} 50 if err := x.client.DebugGet("gadget-disk-mapping", &resp, nil); err != nil { 51 return err 52 } 53 b, err := json.Marshal(resp) 54 if err != nil { 55 return err 56 } 57 58 fmt.Fprintf(Stdout, "%s\n", string(b)) 59 return nil 60 }