OpenstackRoutingManager.java
4.86 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
/*
* Copyright 2016 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.openstackrouting;
import org.apache.felix.scr.annotations.Activate;
import org.apache.felix.scr.annotations.Component;
import org.apache.felix.scr.annotations.Deactivate;
import org.apache.felix.scr.annotations.Reference;
import org.apache.felix.scr.annotations.ReferenceCardinality;
import org.apache.felix.scr.annotations.Service;
import org.onlab.packet.Ethernet;
import org.onlab.packet.IPv4;
import org.onosproject.core.ApplicationId;
import org.onosproject.core.CoreService;
import org.onosproject.net.driver.DriverService;
import org.onosproject.net.packet.InboundPacket;
import org.onosproject.net.packet.PacketContext;
import org.onosproject.net.packet.PacketProcessor;
import org.onosproject.net.packet.PacketService;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import static org.onlab.util.Tools.groupedThreads;
@Service
@Component(immediate = true)
/**
* Populates flow rules about L3 functionality for VMs in Openstack.
*/
public class OpenstackRoutingManager implements OpenstackRoutingService {
private static Logger log = LoggerFactory
.getLogger(OpenstackRoutingManager.class);
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
protected CoreService coreService;
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
protected PacketService packetService;
@Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
protected DriverService driverService;
private ApplicationId appId;
private OpenstackIcmpHandler icmpHandler;
private OpenstackPnatHandler natHandler;
private OpenstackFloatingIPHandler floatingIPHandler;
private OpenstackRoutingRulePopulator openstackRoutingRulePopulator;
private InternalPacketProcessor internalPacketProcessor = new InternalPacketProcessor();
private ExecutorService l3EventExcutorService =
Executors.newSingleThreadExecutor(groupedThreads("onos/openstackrouting", "L3-event"));
private ExecutorService icmpEventExcutorService =
Executors.newSingleThreadExecutor(groupedThreads("onos/openstackrouting", "icmp-event"));
@Activate
protected void activate() {
appId = coreService.registerApplication("org.onosproject.openstackrouting");
packetService.addProcessor(internalPacketProcessor, PacketProcessor.director(1));
log.info("onos-openstackrouting started");
}
@Deactivate
protected void deactivate() {
packetService.removeProcessor(internalPacketProcessor);
log.info("onos-openstackrouting stopped");
}
@Override
public void createFloatingIP(OpenstackFloatingIP openstackFloatingIP) {
}
@Override
public void updateFloatingIP(OpenstackFloatingIP openstackFloatingIP) {
}
@Override
public void deleteFloatingIP(String id) {
}
@Override
public void createRouter(OpenstackRouter openstackRouter) {
}
@Override
public void updateRouter(OpenstackRouter openstackRouter) {
}
@Override
public void deleteRouter(String id) {
}
@Override
public void createRouterInterface(OpenstackRouterInterface openstackRouterInterface) {
}
@Override
public void updateRouterInterface(OpenstackRouterInterface openstackRouterInterface) {
}
@Override
public void deleteRouterInterface(String id) {
}
private class InternalPacketProcessor implements PacketProcessor {
@Override
public void process(PacketContext context) {
if (context.isHandled()) {
return;
}
InboundPacket pkt = context.inPacket();
Ethernet ethernet = pkt.parsed();
if (ethernet != null && ethernet.getEtherType() == Ethernet.TYPE_IPV4) {
IPv4 iPacket = (IPv4) ethernet.getPayload();
switch (iPacket.getProtocol()) {
case IPv4.PROTOCOL_ICMP:
icmpEventExcutorService.execute(new OpenstackIcmpHandler(context));
break;
default:
l3EventExcutorService.execute(new OpenstackPnatHandler(context));
break;
}
}
}
}
}