Re: [libvirt] [PATCH 1/3] Introduce node device update event as top level event

Also includes node device update event implementation for udev backend.

Node device Update API: virConnectNodeDeviceEventUpdateCallback

--- daemon/remote.c | 29 ++++++++++++++++++++ include/libvirt/libvirt-nodedev.h | 1 + src/conf/node_device_event.c | 55 ++++++++++++++++++++++++++++++++++++++ src/conf/node_device_event.h | 3 +++ src/libvirt_private.syms | 1 + src/node_device/node_device_udev.c | 2 ++ src/remote/remote_driver.c | 30 +++++++++++++++++++++ src/remote/remote_protocol.x | 13 ++++++++- src/remote_protocol-structs | 5 ++++ 9 files changed, 138 insertions(+), 1 deletion(-) diff --git a/daemon/remote.c b/daemon/remote.c index 9e75472..155e9b0 100644 --- a/daemon/remote.c +++ b/daemon/remote.c @@ -1388,8 +1388,37 @@ remoteRelayNodeDeviceEventLifecycle(virConnectPtr conn, return 0; } +static int +remoteRelayNodeDeviceEventUpdate(virConnectPtr conn, + virNodeDevicePtr dev, + void *opaque) +{ + daemonClientEventCallbackPtr callback = opaque; + remote_node_device_event_update_msg data; + + if (callback->callbackID < 0 || + !remoteRelayNodeDeviceEventCheckACL(callback->client, conn, dev)) + return -1; + + VIR_DEBUG("Relaying node device update event callback %d", + callback->callbackID); + + /* build return data */ + memset(&data, 0, sizeof(data)); + make_nonnull_node_device(&data.dev, dev); + data.callbackID = callback->callbackID; + + remoteDispatchObjectEventSend(callback->client, remoteProgram, + REMOTE_PROC_NODE_DEVICE_EVENT_UPDATE, + (xdrproc_t)xdr_remote_node_device_event_update_msg, + &data); + + return 0; +} + static virConnectNodeDeviceEventGenericCallback nodeDeviceEventCallbacks[] = { VIR_NODE_DEVICE_EVENT_CALLBACK(remoteRelayNodeDeviceEventLifecycle), + VIR_NODE_DEVICE_EVENT_CALLBACK(remoteRelayNodeDeviceEventUpdate), }; verify(ARRAY_CARDINALITY(nodeDeviceEventCallbacks) == VIR_NODE_DEVICE_EVENT_ID_LAST); diff --git a/include/libvirt/libvirt-nodedev.h b/include/libvirt/libvirt-nodedev.h index 4ab6917..4ff8b41 100644 --- a/include/libvirt/libvirt-nodedev.h +++ b/include/libvirt/libvirt-nodedev.h @@ -138,6 +138,7 @@ int virNodeDeviceDestroy (virNodeDevicePtr dev); */ typedef enum { VIR_NODE_DEVICE_EVENT_ID_LIFECYCLE = 0, /* virConnectNodeDeviceEventLifecycleCallback */ + VIR_NODE_DEVICE_EVENT_ID_UPDATE = 1, /* virConnectNodeDeviceEventUpdateCallback */