added brocade cpu load support

core/communicator/device_class_to_code_communicator.go

@@ -15,6 +15,8 @@ func getCodeCommunicator(classIdentifier string, rel *relatedNetworkDeviceCommun
 		return &poweroneACCCommunicator{baseCommunicator{rel}}, nil
 	case "powerone/pcc":
 		return &poweronePCCCommunicator{baseCommunicator{rel}}, nil
+	case "ironware":
+		return &ironwareCommunicator{baseCommunicator{rel}}, nil
 	}
 	return nil, tholaerr.NewNotFoundError(fmt.Sprintf("no communicator found for device class identifier '%s'", classIdentifier))
 }

core/communicator/ironware.go

@@ -0,0 +1,40 @@
+package communicator
+
+import (
+	"context"
+	"github.com/inexio/thola/core/network"
+	"github.com/pkg/errors"
+	"strconv"
+	"strings"
+)
+
+type ironwareCommunicator struct {
+	baseCommunicator
+}
+
+func (c *ironwareCommunicator) GetCPUComponentCPULoad(ctx context.Context) ([]float64, error) {
+	con, ok := network.DeviceConnectionFromContext(ctx)
+	if !ok || con.SNMP == nil {
+		return nil, errors.New("no device connection available")
+	}
+	responses, err := con.SNMP.SnmpClient.SNMPWalk(ctx, ".1.3.6.1.4.1.1991.1.1.2.11.1.1.5")
+	if err != nil {
+		return nil, errors.Wrap(err, "snmpwalk failed")
+	}
+	var cpus []float64
+	for _, response := range responses {
+		if !strings.HasSuffix(response.GetOID(), "300") {
+			continue
+		}
+		valueString, err := response.GetValueString()
+		if err != nil {
+			return nil, errors.Wrap(err, "couldn't get string value")
+		}
+		value, err := strconv.ParseFloat(valueString, 64)
+		if err != nil {
+			return nil, errors.Wrap(err, "failed to parse snmp response")
+		}
+		cpus = append(cpus, value)
+	}
+	return cpus, nil
+}

core/config/device-classes/generic/ironware.yaml

@@ -3,6 +3,8 @@ name: ironware
 config:
   snmp:
     max_repetitions: 1
+  components:
+    cpuComponent: true
 
 match:
   conditions: