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/*
* Copyright 2015 Open Networking Laboratory
*
* 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.incubator.net.config.basics;
import com.fasterxml.jackson.databind.JsonNode;
import com.google.common.annotations.Beta;
import com.google.common.collect.Sets;
import org.onlab.packet.MacAddress;
import org.onlab.packet.VlanId;
import org.onosproject.net.config.Config;
import org.onosproject.incubator.net.intf.Interface;
import org.onosproject.net.ConnectPoint;
import org.onosproject.net.host.InterfaceIpAddress;
import java.util.Set;
/**
* Configuration for interfaces.
*/
@Beta
public class InterfaceConfig extends Config<ConnectPoint> {
public static final String IPS = "ips";
public static final String MAC = "mac";
public static final String VLAN = "vlan";
public static final String IP_MISSING_ERROR = "Must have at least one IP address";
public static final String MAC_MISSING_ERROR = "Must have a MAC address for each interface";
public static final String CONFIG_VALUE_ERROR = "Error parsing config value";
/**
* Retrieves all interfaces configured on this port.
*
* @return set of interfaces
* @throws ConfigException if there is any error in the JSON config
*/
public Set<Interface> getInterfaces() throws ConfigException {
Set<Interface> interfaces = Sets.newHashSet();
try {
for (JsonNode intfNode : array) {
Set<InterfaceIpAddress> ips = getIps(intfNode);
if (ips.isEmpty()) {
throw new ConfigException(IP_MISSING_ERROR);
}
if (intfNode.path(MAC).isMissingNode()) {
throw new ConfigException(MAC_MISSING_ERROR);
}
MacAddress mac = MacAddress.valueOf(intfNode.path(MAC).asText());
VlanId vlan = VlanId.NONE;
if (!intfNode.path(VLAN).isMissingNode()) {
vlan = VlanId.vlanId(Short.valueOf(intfNode.path(VLAN).asText()));
}
interfaces.add(new Interface(subject, ips, mac, vlan));
}
} catch (IllegalArgumentException e) {
throw new ConfigException(CONFIG_VALUE_ERROR, e);
}
return interfaces;
}
private Set<InterfaceIpAddress> getIps(JsonNode node) {
Set<InterfaceIpAddress> ips = Sets.newHashSet();
JsonNode ipsNode = node.get(IPS);
ipsNode.forEach(jsonNode -> ips.add(InterfaceIpAddress.valueOf(jsonNode.asText())));
return ips;
}
}
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