kairos-agent/pkg/partitioner/mkfs.go
2023-07-10 14:39:48 +02:00

78 lines
2.0 KiB
Go

/*
Copyright © 2022 SUSE LLC
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
package partitioner
import (
"fmt"
"regexp"
v1 "github.com/kairos-io/kairos-agent/v2/pkg/types/v1"
)
type MkfsCall struct {
fileSystem string
label string
customOpts []string
dev string
runner v1.Runner
}
func NewMkfsCall(dev string, fileSystem string, label string, runner v1.Runner, customOpts ...string) *MkfsCall {
return &MkfsCall{dev: dev, fileSystem: fileSystem, label: label, runner: runner, customOpts: customOpts}
}
func (mkfs MkfsCall) buildOptions() ([]string, error) {
opts := []string{}
linuxFS, _ := regexp.MatchString("ext[2-4]|xfs", mkfs.fileSystem)
fatFS, _ := regexp.MatchString("fat|vfat", mkfs.fileSystem)
switch {
case linuxFS:
if mkfs.label != "" {
opts = append(opts, "-L")
opts = append(opts, mkfs.label)
}
if len(mkfs.customOpts) > 0 {
opts = append(opts, mkfs.customOpts...)
}
opts = append(opts, mkfs.dev)
case fatFS:
if mkfs.label != "" {
opts = append(opts, "-n")
opts = append(opts, mkfs.label)
}
if len(mkfs.customOpts) > 0 {
opts = append(opts, mkfs.customOpts...)
}
opts = append(opts, mkfs.dev)
default:
return []string{}, fmt.Errorf("unsupported filesystem: %s", mkfs.fileSystem)
}
return opts, nil
}
func (mkfs MkfsCall) Apply() (string, error) {
opts, err := mkfs.buildOptions()
if err != nil {
return "", err
}
tool := fmt.Sprintf("mkfs.%s", mkfs.fileSystem)
out, err := mkfs.runner.Run(tool, opts...)
return string(out), err
}