talos/internal/pkg/mount/squashfs.go
Andrey Smirnov bddd4f1bf6 refactor: move external API packages into machinery/
This moves `pkg/config`, `pkg/client` and `pkg/constants`
under `pkg/machinery` umbrella.

And `pkg/machinery` is published as Go module inside Talos repository.

Signed-off-by: Andrey Smirnov <smirnov.andrey@gmail.com>
2020-08-17 09:56:14 -07:00

28 lines
851 B
Go

// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
package mount
import (
"golang.org/x/sys/unix"
"gopkg.in/freddierice/go-losetup.v1"
"github.com/talos-systems/talos/pkg/machinery/constants"
)
// SquashfsMountPoints returns the mountpoints required to boot the system.
func SquashfsMountPoints(prefix string) (mountpoints *Points, err error) {
var dev losetup.Device
dev, err = losetup.Attach("/"+constants.RootfsAsset, 0, true)
if err != nil {
return nil, err
}
squashfs := NewMountPoints()
squashfs.Set("squashfs", NewMountPoint(dev.Path(), "/", "squashfs", unix.MS_RDONLY|unix.MS_I_VERSION, "", WithPrefix(prefix), WithReadOnly(true), WithShared(true)))
return squashfs, nil
}