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Run udevadm trigger after mounting loop device

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So the devices get refreshed and they show up under /dev/disk/by-label

Signed-off-by: Itxaka <itxaka.garcia@spectrocloud.com>
This commit is contained in:
Itxaka 2023-02-16 10:41:02 +01:00
parent ad014e9f22
commit 4cfe5e764d
1 changed files with 7 additions and 4 deletions
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11
pkg/mount/dag_steps.go
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@ -61,7 +61,6 @@ func (s *State) MountRootDagStep(g *herd.Graph) error {
herd.WithDeps(cnst.OpMountState),
herd.WithCallback(
func(ctx context.Context) error {
log.Logger = log.Output(zerolog.ConsoleWriter{Out: os.Stderr}).With().Logger()
// Check if loop device is mounted by checking the existance of the target label
if internalUtils.IsMountedByLabel(s.TargetLabel) {
log.Logger.Debug().Str("targetImage", s.TargetImage).Str("path", s.Rootdir).Str("TargetLabel", s.TargetLabel).Msg("Not mounting loop, already mounted")
@ -70,9 +69,13 @@ func (s *State) MountRootDagStep(g *herd.Graph) error {
// TODO: squashfs recovery image?
cmd := fmt.Sprintf("losetup --show -f %s", s.path("/run/initramfs/cos-state", s.TargetImage))
_, err := utils.SH(cmd)
if err != nil {
log.Logger.Debug().Err(err).Msg("")
}
s.LogIfError(err, "losetup")
// Trigger udevadm
// On some systems the COS_ACTIVE/PASSIVE label is automatically shown as soon as we mount the device
// But on other it seems like it won't trigger which causes the sysroot to not be mounted as we cant find
// the block device by the target label. Make sure we run this after mounting so we refresh the devices.
sh, _ := utils.SH("udevadm trigger --settle")
s.Logger.Debug().Str("output", sh).Msg("udevadm trigger")
return err
},
))