-
Notifications
You must be signed in to change notification settings - Fork 431
Commit
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
underlay: sync NetworkManager IP config to OVS bridge
- Loading branch information
1 parent
f52b150
commit 1ec61a1
Showing
8 changed files
with
313 additions
and
80 deletions.
There are no files selected for viewing
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,6 +1,6 @@ | ||
| package daemon | ||
|
|
||
| func changeProvideNicName(nic, br string) (bool, error) { | ||
| func (c *Controller) changeProvideNicName(nic, br string) (bool, error) { | ||
| // not supported on windows | ||
| return false, nil | ||
| } |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,186 @@ | ||
| package daemon | ||
|
|
||
| import ( | ||
| "sync" | ||
|
|
||
| "github.com/kubeovn/gonetworkmanager/v2" | ||
| "github.com/scylladb/go-set/strset" | ||
| "k8s.io/client-go/util/workqueue" | ||
| "k8s.io/klog/v2" | ||
| ) | ||
|
|
||
| type networkManagerSyncer struct { | ||
| manager gonetworkmanager.NetworkManager | ||
| workqueue workqueue.Interface | ||
| devicePaths *strset.Set | ||
| pathMap map[string]string | ||
| bridgeMap map[string]string | ||
| lock sync.Mutex | ||
| } | ||
|
|
||
| func newNetworkManagerSyncer() *networkManagerSyncer { | ||
| syncer := &networkManagerSyncer{} | ||
|
|
||
| manager, err := gonetworkmanager.NewNetworkManager() | ||
| if err != nil { | ||
| klog.V(3).Infof("failed to connect to NetworkManager: %v", err) | ||
| return syncer | ||
| } | ||
|
|
||
| running, err := manager.Running() | ||
| if err != nil { | ||
| klog.V(3).Infof("failed to check NetworkManager running state: %v", err) | ||
| return syncer | ||
| } | ||
| if !running { | ||
| klog.V(3).Info("NetworkManager is not running, ignore") | ||
| return syncer | ||
| } | ||
|
|
||
| syncer.manager = manager | ||
| syncer.workqueue = workqueue.NewNamed("NetworkManagerSyncer") | ||
| syncer.devicePaths = strset.New() | ||
| syncer.pathMap = make(map[string]string) | ||
| syncer.bridgeMap = make(map[string]string) | ||
| return syncer | ||
| } | ||
|
|
||
| func (n *networkManagerSyncer) Run(handler func(nic, bridge string, delNonExistent bool) (int, error)) { | ||
| if n.manager == nil { | ||
| return | ||
| } | ||
|
|
||
| go func() { | ||
| for n.ProcessNextItem(handler) { | ||
| } | ||
| }() | ||
|
|
||
| go func() { | ||
| ch := n.manager.Subscribe() | ||
| defer n.manager.Unsubscribe() | ||
|
|
||
| stateChange := gonetworkmanager.DeviceInterface + "." + gonetworkmanager.ActiveConnectionSignalStateChanged | ||
| for { | ||
| event := <-ch | ||
|
|
||
| n.lock.Lock() | ||
| if len(event.Body) == 0 || event.Name != stateChange || !n.devicePaths.Has(string(event.Path)) { | ||
| n.lock.Unlock() | ||
| continue | ||
| } | ||
| n.lock.Unlock() | ||
|
|
||
| state, ok := event.Body[0].(uint32) | ||
| if !ok { | ||
| klog.Warningf("failed to convert %#v to uint32", event.Body[0]) | ||
| continue | ||
| } | ||
| if gonetworkmanager.NmDeviceState(state) != gonetworkmanager.NmDeviceStateActivated { | ||
| continue | ||
| } | ||
|
|
||
| klog.Infof("adding dbus object path %s to workqueue", event.Path) | ||
| n.workqueue.Add(string(event.Path)) | ||
| } | ||
| }() | ||
| } | ||
|
|
||
| func (n *networkManagerSyncer) ProcessNextItem(handler func(nic, bridge string, delNonExistent bool) (int, error)) bool { | ||
| item, shutdown := n.workqueue.Get() | ||
| if shutdown { | ||
| return false | ||
| } | ||
| defer n.workqueue.Done(item) | ||
|
|
||
| klog.Infof("process dbus object path %v", item) | ||
| path := item.(string) | ||
| n.lock.Lock() | ||
| if !n.devicePaths.Has(path) { | ||
| n.lock.Unlock() | ||
| return true | ||
| } | ||
| var nic string | ||
| for k, v := range n.pathMap { | ||
| if v == path { | ||
| nic = k | ||
| break | ||
| } | ||
| } | ||
| n.lock.Unlock() | ||
|
|
||
| bridge := n.bridgeMap[nic] | ||
| if _, err := handler(nic, bridge, true); err != nil { | ||
| klog.Errorf("failed to handle NetworkManager event for device %s with bridge %s: %v", nic, bridge, err) | ||
| } | ||
|
|
||
| return true | ||
| } | ||
|
|
||
| func (n *networkManagerSyncer) AddDevice(nicName, bridge string) error { | ||
| if n.manager == nil { | ||
| return nil | ||
| } | ||
|
|
||
| n.lock.Lock() | ||
| defer n.lock.Unlock() | ||
|
|
||
| if _, ok := n.pathMap[nicName]; ok { | ||
| return nil | ||
| } | ||
|
|
||
| device, err := n.manager.GetDeviceByIpIface(nicName) | ||
| if err != nil { | ||
| klog.Errorf("failed to get device by IP iface %q: %v", nicName, err) | ||
| return err | ||
| } | ||
|
|
||
| path := string(device.GetPath()) | ||
| klog.V(3).Infof("adding device %s with dbus object path %s and bridge %s", nicName, path, bridge) | ||
| n.devicePaths.Add(path) | ||
| n.pathMap[nicName] = path | ||
| n.bridgeMap[nicName] = bridge | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| func (n *networkManagerSyncer) RemoveDevice(nicName string) error { | ||
| if n.manager == nil { | ||
| return nil | ||
| } | ||
|
|
||
| n.lock.Lock() | ||
| n.devicePaths.Remove(n.pathMap[nicName]) | ||
| delete(n.pathMap, nicName) | ||
| delete(n.bridgeMap, nicName) | ||
| n.lock.Unlock() | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| func (n *networkManagerSyncer) SetManaged(name string, managed bool) error { | ||
| if n.manager == nil { | ||
| return nil | ||
| } | ||
|
|
||
| device, err := n.manager.GetDeviceByIpIface(name) | ||
| if err != nil { | ||
| klog.Errorf("failed to get device by IP iface %q: %v", name, err) | ||
| return err | ||
| } | ||
| current, err := device.GetPropertyManaged() | ||
| if err != nil { | ||
| klog.Errorf("failed to get device property managed: %v", err) | ||
| return err | ||
| } | ||
| if current == managed { | ||
| return nil | ||
| } | ||
|
|
||
| klog.Infof(`setting device %s NetworkManager property "managed" to %v`, name, managed) | ||
| if err = device.SetPropertyManaged(managed); err != nil { | ||
| klog.Errorf("failed to set device property managed to %v: %v", managed, err) | ||
| return err | ||
| } | ||
|
|
||
| return nil | ||
| } |
Oops, something went wrong.