forked from snapcore/snapd
/
cmd_remodel.go
86 lines (75 loc) · 2.09 KB
/
cmd_remodel.go
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// -*- Mode: Go; indent-tabs-mode: t -*-
/*
* Copyright (C) 2019 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3 as
* published by the Free Software Foundation.
*
* 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 main
import (
"fmt"
"io/ioutil"
"github.com/jessevdk/go-flags"
"github.com/snapcore/snapd/i18n"
)
var (
shortRemodelHelp = i18n.G("Remodel this device")
longRemodelHelp = i18n.G(`
The remodel command changes the model assertion of the device, either to a new
revision or a full new model.
In the process it applies any implied changes to the device: new required
snaps, new kernel or gadget etc.
`)
)
type cmdRemodel struct {
waitMixin
RemodelOptions struct {
NewModelFile flags.Filename
} `positional-args:"true" required:"true"`
}
func init() {
cmd := addCommand("remodel",
shortRemodelHelp,
longRemodelHelp,
func() flags.Commander {
return &cmdRemodel{}
}, nil, []argDesc{{
// TRANSLATORS: This needs to begin with < and end with >
name: i18n.G("<new model file>"),
// TRANSLATORS: This should not start with a lowercase letter.
desc: i18n.G("New model file"),
}})
cmd.hidden = true
}
func (x *cmdRemodel) Execute(args []string) error {
if len(args) > 0 {
return ErrExtraArgs
}
newModelFile := x.RemodelOptions.NewModelFile
modelData, err := ioutil.ReadFile(string(newModelFile))
if err != nil {
return err
}
changeID, err := x.client.Remodel(modelData)
if err != nil {
return fmt.Errorf("cannot remodel: %v", err)
}
if _, err := x.wait(changeID); err != nil {
if err == noWait {
return nil
}
return err
}
fmt.Fprintf(Stdout, i18n.G("New model %s set\n"), newModelFile)
return nil
}