Add more logs for rdma selector

pkg/factory/factory.go

@@ -17,6 +17,7 @@ package factory
 import (
 	"encoding/json"
 	"fmt"
+	"os"
 
 	"github.com/golang/glog"
 	"github.com/intel/sriov-network-device-plugin/pkg/accelerator"
@@ -114,6 +115,13 @@ func (rf *resourceFactory) GetResourcePool(rc *types.ResourceConfig, filteredDev
 		if len(filteredDevice) > 0 {
 			if _, ok := filteredDevice[0].(types.PciNetDevice); ok {
 				rPool = netdevice.NewNetResourcePool(rc, apiDevices, devicePool)
+				// check /dev/infiniband exist if rdma is required
+				selector, _ := rc.SelectorObj.(*types.NetDeviceSelectors)
+				if selector.IsRdma {
+					if _, err := os.Stat("/dev/infiniband"); err != nil {
+						glog.Warningf("%s requires rdma, but \"/dev/infiniband\" is not found", rc.ResourceName)
+					}
+				}
 			} else {
 				err = fmt.Errorf("invalid device list for NetDeviceType")
 			}
@@ -158,13 +166,17 @@ func (rf *resourceFactory) GetDeviceFilter(rc *types.ResourceConfig) (interface{
 		if err := json.Unmarshal(*rc.Selectors, netDeviceSelector); err != nil {
 			return nil, fmt.Errorf("error unmarshalling NetDevice selector bytes %v", err)
 		}
+
+		glog.Infof("net device selector for resource %s is %+v", rc.ResourceName, netDeviceSelector)
 		return netDeviceSelector, nil
 	case types.AcceleratorType:
 		accelDeviceSelector := &types.AccelDeviceSelectors{}
 
 		if err := json.Unmarshal(*rc.Selectors, accelDeviceSelector); err != nil {
 			return nil, fmt.Errorf("error unmarshalling Accelerator selector bytes %v", err)
 		}
+
+		glog.Infof("accelerator device selector for resource %s is %+v", rc.ResourceName, accelDeviceSelector)
 		return accelDeviceSelector, nil
 	default:
 		return nil, fmt.Errorf("unable to get deviceFilter, invalid deviceType %s", rc.DeviceType)