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Add exception handling for unfound switch in processPacket

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Change-Id: I9a9e539c02bf925ba3ab24b201d09a90e9163d96
This commit is contained in:
sangyun-han 2016-07-27 12:10:12 +09:00
parent 877914d664
commit 69ed4468ea
1 changed files with 19 additions and 6 deletions
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25
protocols/openflow/ctl/src/main/java/org/onosproject/openflow/controller/impl/OpenFlowControllerImpl.java
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@ -280,6 +280,8 @@ public class OpenFlowControllerImpl implements OpenFlowController {
Collection<OFGroupDescStatsEntry> groupDescStats;
Collection<OFPortStatsEntry> portStats;
OpenFlowSwitch sw = this.getSwitch(dpid);
switch (msg.getType()) {
case PORT_STATUS:
for (OpenFlowSwitchListener l : ofSwitchListener) {
@ -292,9 +294,12 @@ public class OpenFlowControllerImpl implements OpenFlowController {
}
break;
case PACKET_IN:
if (sw == null) {
log.error("Switch {} is not found", dpid);
break;
}
OpenFlowPacketContext pktCtx = DefaultOpenFlowPacketContext
.packetContextFromPacketIn(this.getSwitch(dpid),
(OFPacketIn) msg);
.packetContextFromPacketIn(sw, (OFPacketIn) msg);
for (PacketListener p : ofPacketListener.values()) {
p.handlePacket(pktCtx);
}
@ -367,7 +372,11 @@ public class OpenFlowControllerImpl implements OpenFlowController {
if (reply instanceof OFCalientFlowStatsReply) {
// Convert Calient flow statistics to regular flow stats
// TODO: parse remaining fields such as power levels etc. when we have proper monitoring API
OFFlowStatsReply.Builder fsr = getSwitch(dpid).factory().buildFlowStatsReply();
if (sw == null) {
log.error("Switch {} is not found", dpid);
break;
}
OFFlowStatsReply.Builder fsr = sw.factory().buildFlowStatsReply();
List<OFFlowStatsEntry> entries = new LinkedList<>();
for (OFCalientFlowStatsEntry entry : ((OFCalientFlowStatsReply) msg).getEntries()) {
@ -382,7 +391,7 @@ public class OpenFlowControllerImpl implements OpenFlowController {
.getFactory(msg.getVersion())
.instructions()
.applyActions(Collections.singletonList(action));
OFFlowStatsEntry fs = getSwitch(dpid).factory().buildFlowStatsEntry()
OFFlowStatsEntry fs = sw.factory().buildFlowStatsEntry()
.setMatch(entry.getMatch())
.setTableId(entry.getTableId())
.setDurationSec(entry.getDurationSec())
@ -425,12 +434,16 @@ public class OpenFlowControllerImpl implements OpenFlowController {
}
break;
case EXPERIMENTER:
if (sw == null) {
log.error("Switch {} is not found", dpid);
break;
}
long experimenter = ((OFExperimenter) msg).getExperimenter();
if (experimenter == 0x748771) {
// LINC-OE port stats
OFCircuitPortStatus circuitPortStatus = (OFCircuitPortStatus) msg;
OFPortStatus.Builder portStatus = this.getSwitch(dpid).factory().buildPortStatus();
OFPortDesc.Builder portDesc = this.getSwitch(dpid).factory().buildPortDesc();
OFPortStatus.Builder portStatus = sw.factory().buildPortStatus();
OFPortDesc.Builder portDesc = sw.factory().buildPortDesc();
portDesc.setPortNo(circuitPortStatus.getPortNo())
.setHwAddr(circuitPortStatus.getHwAddr())
.setName(circuitPortStatus.getName())