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package machine
import (
"github.com/crc-org/crc/v2/pkg/crc/logging"
"github.com/crc-org/crc/v2/pkg/crc/machine/state"
crcPreset "github.com/crc-org/crc/v2/pkg/crc/preset"
"github.com/crc-org/crc/v2/pkg/crc/systemd"
"github.com/pkg/errors"
)
func (client *client) Stop() (state.State, error) {
if running, _ := client.IsRunning(); !running {
return state.Error, errors.New("Instance is already stopped")
}
vm, err := loadVirtualMachine(client.name, client.useVSock())
if err != nil {
return state.Error, errors.Wrap(err, "Cannot load machine")
}
defer vm.Close()
if client.GetPreset() == crcPreset.OpenShift {
if err := stopAllContainers(vm); err != nil {
logging.Warnf("Failed to stop all OpenShift containers.\nShutting down VM...")
logging.Debugf("%v", err)
}
}
if err := updateKernelArgs(vm); err != nil {
logging.Debugf("%v", err)
}
logging.Info("Stopping the instance, this may take a few minutes...")
if err := vm.Stop(); err != nil {
status, stateErr := vm.State()
if stateErr != nil {
logging.Debugf("Cannot get VM status after stopping it: %v", stateErr)
}
return status, errors.Wrap(err, "Cannot stop machine")
}
status, err := vm.State()
if err != nil {
return state.Error, errors.Wrap(err, "Cannot get VM status")
}
return status, nil
}
// This should be removed after https://bugzilla.redhat.com/show_bug.cgi?id=1965992
// is fixed. We should also ignore the openshift specific errors because stop
// operation shouldn't depend on the openshift side. Without this graceful shutdown
// takes around 6-7 mins.
func stopAllContainers(vm *virtualMachine) error {
logging.Info("Stopping kubelet and all containers...")
sshRunner, err := vm.SSHRunner()
if err != nil {
return errors.Wrapf(err, "Error creating the ssh client")
}
defer sshRunner.Close()
if err := systemd.NewInstanceSystemdCommander(sshRunner).Stop("kubelet"); err != nil {
return err
}
_, stderr, err := sshRunner.RunPrivileged("stopping all containers", `-- sh -c 'crictl stop $(crictl ps -q)'`)
if err != nil {
logging.Errorf("Failed to stop all containers: %v - %s", err, stderr)
return err
}
return nil
}
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