홍길동 / onos

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Ayaka Koshibe
e5652756 1 parent 156225f5

added functionality to SimpleHostStore 

Change-Id: I2e73e026149ecb547b320d321cb86c48d051037c
Inline Side-by-side
Showing 3 changed files with 106 additions and 13 deletions
......@@ -18,7 +18,7 @@ public class DefaultHost extends AbstractElement implements Host {
private final HostLocation location;
private final Set<IPv4> ips;
protected DefaultHost(ProviderId providerId, ElementId id, MACAddress mac,
public DefaultHost(ProviderId providerId, ElementId id, MACAddress mac,
short vlan, HostLocation loc, Set<IPv4> ips) {
super(providerId, id);
this.mac = mac;
......
......@@ -2,7 +2,6 @@ package org.onlab.onos.net.host;
import static com.google.common.base.MoreObjects.toStringHelper;
import java.util.Collections;
import java.util.HashSet;
import java.util.Set;
......@@ -10,6 +9,8 @@ import org.onlab.onos.net.HostLocation;
import org.onlab.packet.IPv4;
import org.onlab.packet.MACAddress;
import com.google.common.collect.ImmutableSet;
public class DefaultHostDescription implements HostDescription {
private final MACAddress mac;
......@@ -42,7 +43,7 @@ public class DefaultHostDescription implements HostDescription {
@Override
public Set<IPv4> ipAddresses() {
return Collections.unmodifiableSet(ips);
return ImmutableSet.copyOf(ips);
}
@Override
......
package org.onlab.onos.net.trivial.impl;
import org.onlab.onos.net.ConnectPoint;
import org.onlab.onos.net.DefaultHost;
import org.onlab.onos.net.DeviceId;
import org.onlab.onos.net.Host;
import org.onlab.onos.net.HostId;
......@@ -10,10 +11,21 @@ import org.onlab.onos.net.provider.ProviderId;
import org.onlab.packet.IPv4;
import org.onlab.packet.MACAddress;
import com.google.common.collect.HashMultimap;
import com.google.common.collect.ImmutableSet;
import com.google.common.collect.Multimap;
import java.util.Collections;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import static org.onlab.onos.net.host.HostEvent.Type.HOST_REMOVED;
import static org.onlab.onos.net.host.HostEvent.Type.HOST_ADDED;
import static org.onlab.onos.net.host.HostEvent.Type.HOST_UPDATED;
import static org.onlab.onos.net.host.HostEvent.Type.HOST_MOVED;
/**
* Manages inventory of end-station hosts using trivial in-memory
* implementation.
......@@ -22,6 +34,8 @@ public class SimpleHostStore {
private final Map<HostId, Host> hosts = new ConcurrentHashMap<>();
// hosts sorted based on their location
private final Multimap<ConnectPoint, Host> locations = HashMultimap.create();
/**
* Creates a new host or updates the existing one based on the specified
* description.
......@@ -33,7 +47,54 @@ public class SimpleHostStore {
*/
HostEvent createOrUpdateHost(ProviderId providerId, HostId hostId,
HostDescription hostDescription) {
return null;
Host host = hosts.get(hostId);
if (host == null) {
return createHost(providerId, hostId, hostDescription);
}
return updateHost(providerId, host, hostDescription);
}
// creates a new host and sends HOST_ADDED
private HostEvent createHost(ProviderId providerId, HostId hostId,
HostDescription descr) {
DefaultHost newhost = new DefaultHost(providerId, hostId,
descr.hwAddress(),
descr.vlan(),
descr.location(),
descr.ipAddresses());
synchronized(this) {
hosts.put(hostId, newhost);
locations.put(descr.location(), newhost);
}
return new HostEvent(HOST_ADDED, newhost);
}
// checks for type of update to host, sends appropriate event
private HostEvent updateHost(ProviderId providerId, Host host,
HostDescription descr) {
DefaultHost updated;
HostEvent event;
if (host.location().equals(descr.location())) {
updated = new DefaultHost(providerId, host.id(),
host.mac(),
host.vlan(),
host.location(),
descr.ipAddresses());
event = new HostEvent(HOST_UPDATED, updated);
} else {
updated = new DefaultHost(providerId, host.id(),
host.mac(),
host.vlan(),
descr.location(),
host.ipAddresses());
event = new HostEvent(HOST_MOVED, updated);
}
synchronized (this) {
hosts.put(host.id(), updated);
locations.remove(host.location(), host);
locations.put(updated.location(), updated);
}
return event;
}
/**
......@@ -43,7 +104,14 @@ public class SimpleHostStore {
* @return remove even or null if host was not found
*/
HostEvent removeHost(HostId hostId) {
return null;
synchronized(this) {
Host host = hosts.remove(hostId);
if (host != null) {
locations.remove((host.location()), host);
return new HostEvent(HOST_REMOVED, host);
}
return null;
}
}
/**
......@@ -61,7 +129,7 @@ public class SimpleHostStore {
* @return iterable collection of all hosts
*/
Iterable<Host> getHosts() {
return null;
return Collections.unmodifiableSet(new HashSet<Host>(hosts.values()));
}
/**
......@@ -71,7 +139,7 @@ public class SimpleHostStore {
* @return host or null if not found
*/
Host getHost(HostId hostId) {
return null;
return hosts.get(hostId);
}
/**
......@@ -81,7 +149,13 @@ public class SimpleHostStore {
* @return set of hosts in the vlan
*/
Set<Host> getHosts(long vlanId) {
return null;
Set<Host> vlanset = new HashSet<Host>();
for (Host h : hosts.values()) {
if (h.vlan() == vlanId) {
vlanset.add(h);
}
}
return vlanset;
}
/**
......@@ -91,7 +165,13 @@ public class SimpleHostStore {
* @return set of hosts with the given mac
*/
Set<Host> getHosts(MACAddress mac) {
return null;
Set<Host> macset = new HashSet<>();
for (Host h : hosts.values()) {
if (h.mac().equals(mac)) {
macset.add(h);
}
}
return macset;
}
/**
......@@ -101,7 +181,13 @@ public class SimpleHostStore {
* @return set of hosts with the given IP
*/
Set<Host> getHosts(IPv4 ip) {
return null;
Set<Host> ipset = new HashSet<>();
for (Host h : hosts.values()) {
if (h.ipAddresses().contains(ip)) {
ipset.add(h);
}
}
return ipset;
}
/**
......@@ -111,7 +197,7 @@ public class SimpleHostStore {
* @return set of hosts
*/
Set<Host> getConnectedHosts(ConnectPoint connectPoint) {
return null;
return ImmutableSet.copyOf(locations.get(connectPoint));
}
/**
......@@ -121,7 +207,13 @@ public class SimpleHostStore {
* @return set of hosts
*/
public Set<Host> getConnectedHosts(DeviceId deviceId) {
return null;
Set<Host> hostset = new HashSet<>();
for (ConnectPoint p : locations.keySet()) {
if (p.deviceId().equals(deviceId)) {
hostset.addAll(locations.get(p));
}
}
return hostset;
}
}
}
\ No newline at end of file
......