blob: ff2862d95051e1edb4c1aa2de66a3e816811cb46 [file] [log] [blame]
/*
* Copyright 2018-present Open Networking Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.onosproject.drivers.polatis.snmp;
import com.google.common.collect.Lists;
import org.onosproject.net.Device;
import org.onosproject.net.DeviceId;
import org.onosproject.net.SparseAnnotations;
import org.onosproject.net.device.DefaultDeviceDescription;
import org.onosproject.net.device.DeviceDescription;
import org.onosproject.net.device.DeviceDescriptionDiscovery;
import org.onosproject.net.device.DeviceService;
import org.onosproject.net.device.PortDescription;
import org.onosproject.net.driver.AbstractHandlerBehaviour;
import org.onlab.packet.ChassisId;
import org.slf4j.Logger;
import java.io.IOException;
import java.util.List;
import static com.google.common.base.Preconditions.checkNotNull;
import static org.slf4j.LoggerFactory.getLogger;
import static org.onosproject.drivers.polatis.snmp.PolatisSnmpUtility.getOid;
/**
* Representation of device information and ports via SNMP for all Polatis
* optical circuit switches.
*/
public class PolatisDeviceDescription extends AbstractHandlerBehaviour
implements DeviceDescriptionDiscovery {
private static final String DEFAULT_MANUFACTURER = "Polatis";
private static final String DEFAULT_DESCRIPTION_DATA = "Unknown";
private static final String SOFTWARE_VERSION_OID = ".1.3.6.1.4.1.26592.2.1.2.2.3.0";
private static final String PRODUCT_CODE_OID = ".1.3.6.1.4.1.26592.2.1.2.2.1.0";
private static final String SERIAL_NUMBER_OID = ".1.3.6.1.4.1.26592.2.1.2.2.2.0";
private final Logger log = getLogger(getClass());
/**
* Discovers device details, for Polatis Snmp device by getting the system
* information.
*
* @return device description
*/
@Override
public DeviceDescription discoverDeviceDetails() {
DeviceService deviceService = checkNotNull(handler().get(DeviceService.class));
DeviceId deviceId = handler().data().deviceId();
Device device = deviceService.getDevice(deviceId);
if (device == null) {
return new DefaultDeviceDescription(deviceId.uri(), Device.Type.FIBER_SWITCH,
DEFAULT_MANUFACTURER, DEFAULT_DESCRIPTION_DATA,
DEFAULT_DESCRIPTION_DATA, DEFAULT_DESCRIPTION_DATA,
new ChassisId());
}
String hardwareVersion = DEFAULT_DESCRIPTION_DATA;
try {
hardwareVersion = hardwareVersion();
} catch (IOException e) {
log.error("Error reading hardware version for device {} exception {}", deviceId, e);
}
String softwareVersion = DEFAULT_DESCRIPTION_DATA;
try {
softwareVersion = softwareVersion();
} catch (IOException e) {
log.error("Error reading software version for device {} exception {}", deviceId, e);
}
String serialNumber = DEFAULT_DESCRIPTION_DATA;
try {
serialNumber = serialNumber();
} catch (IOException e) {
log.error("Error reading serial number for device {} exception {}", deviceId, e);
}
return new DefaultDeviceDescription(deviceId.uri(), Device.Type.FIBER_SWITCH,
DEFAULT_MANUFACTURER, hardwareVersion,
softwareVersion, serialNumber,
device.chassisId(), (SparseAnnotations) device.annotations());
}
/**
* Discovers port details, for Polatis Snmp device.
*
* @return port list
*/
@Override
public List<PortDescription> discoverPortDetails() {
// TODO: Implement me
return Lists.newLinkedList();
// return ImmutableList.copyOf(this.getPorts());
}
private String hardwareVersion() throws IOException {
return getOid(handler(), PRODUCT_CODE_OID);
}
private String softwareVersion() throws IOException {
return getOid(handler(), SOFTWARE_VERSION_OID);
}
private String serialNumber() throws IOException {
return getOid(handler(), SERIAL_NUMBER_OID);
}
}