kairos-agent/pkg/uki/reset.go

121 lines
3.5 KiB
Go

package uki
import (
"fmt"
"github.com/kairos-io/kairos-agent/v2/pkg/action"
"github.com/kairos-io/kairos-agent/v2/pkg/config"
"github.com/kairos-io/kairos-agent/v2/pkg/constants"
"github.com/kairos-io/kairos-agent/v2/pkg/elemental"
v1 "github.com/kairos-io/kairos-agent/v2/pkg/types/v1"
elementalUtils "github.com/kairos-io/kairos-agent/v2/pkg/utils"
events "github.com/kairos-io/kairos-sdk/bus"
"github.com/kairos-io/kairos-sdk/utils"
)
type ResetAction struct {
cfg *config.Config
spec *v1.ResetUkiSpec
}
func NewResetAction(cfg *config.Config, spec *v1.ResetUkiSpec) *ResetAction {
return &ResetAction{cfg: cfg, spec: spec}
}
func (r *ResetAction) Run() (err error) {
// Run pre-install stage
if err = elementalUtils.RunStage(r.cfg, "kairos-uki-reset.pre"); err != nil {
r.cfg.Logger.Errorf("running kairos-uki-reset.pre stage: %s", err.Error())
}
if err = events.RunHookScript("/usr/bin/kairos-agent.uki.reset.pre.hook"); err != nil {
r.cfg.Logger.Errorf("running kairos-uki-reset.pre hook script: %s", err.Error())
}
e := elemental.NewElemental(r.cfg)
cleanup := utils.NewCleanStack()
defer func() { err = cleanup.Cleanup(err) }()
// Unmount partitions if any is already mounted before formatting
err = e.UnmountPartitions(r.spec.Partitions.PartitionsByMountPoint(true))
if err != nil {
r.cfg.Logger.Errorf("unmounting partitions: %s", err.Error())
return err
}
// Reformat persistent partition
if r.spec.FormatPersistent {
persistent := r.spec.Partitions.Persistent
if persistent != nil {
err = e.FormatPartition(persistent)
if err != nil {
r.cfg.Logger.Errorf("formatting persistent partition: %s", err.Error())
return err
}
}
}
// Reformat OEM
if r.spec.FormatOEM {
oem := r.spec.Partitions.OEM
if oem != nil {
err = e.FormatPartition(oem)
if err != nil {
r.cfg.Logger.Errorf("formatting OEM partition: %s", err.Error())
return err
}
}
}
// REMOUNT /efi as RW (its RO by default)
umount, err := e.MountRWPartition(r.spec.Partitions.EFI)
if err != nil {
r.cfg.Logger.Errorf("mounting EFI partition as RW: %s", err.Error())
return err
}
cleanup.Push(umount)
// Copy "recovery" to "active"
err = overwriteArtifactSetRole(r.cfg.Fs, constants.UkiEfiDir, "recovery", "active", r.cfg.Logger)
if err != nil {
r.cfg.Logger.Errorf("copying recovery to active: %s", err.Error())
return fmt.Errorf("copying recovery to active: %w", err)
}
// SelectBootEntry sets the default boot entry to the selected entry
err = action.SelectBootEntry(r.cfg, "cos")
// Should we fail? Or warn?
if err != nil {
r.cfg.Logger.Errorf("selecting boot entry : %s", err.Error())
return err
}
if mnt, err := elementalUtils.IsMounted(r.cfg, r.spec.Partitions.OEM); !mnt && err == nil {
err = e.MountPartition(r.spec.Partitions.OEM)
if err != nil {
r.cfg.Logger.Errorf("mounting oem partition: %s", err.Error())
return err
}
}
err = Hook(r.cfg, constants.AfterResetHook)
if err != nil {
r.cfg.Logger.Errorf("running after install hook: %s", err.Error())
return err
}
if err = elementalUtils.RunStage(r.cfg, "kairos-uki-reset.after"); err != nil {
r.cfg.Logger.Errorf("running kairos-uki-reset.after stage: %s", err.Error())
}
if err = events.RunHookScript("/usr/bin/kairos-agent.uki.reset.after.hook"); err != nil {
r.cfg.Logger.Errorf("running kairos-uki-reset.after hook script: %s", err.Error())
}
// Do not reboot/poweroff on cleanup errors
err = cleanup.Cleanup(err)
if err != nil {
r.cfg.Logger.Errorf("running cleanup: %s", err.Error())
return err
}
return nil
}