commit 05ad20b92048beba299459f067198ef0c4f10fde
author Arjun E K <arjun.k02@infosys.com> Fri Mar 13 13:25:17 2020 +0000
committer Arjun E K <arjun.k02@infosys.com> Tue Mar 17 11:28:51 2020 +0000
tree 408d291cfdaf42cc6f0370f482245d353d0d214b
parent e41157151822a173593564c9cfef1ff35474d2e1

[VOL-2672] dhcpl2relay should relay DHCPNAK and DHCPDECLINE messages

Change-Id: I545f8c18766c08c00ae6fedc40ebf950e6f4c78f

app/src/main/java/org/opencord/dhcpl2relay/impl/DhcpL2Relay.java

diff --git a/app/src/main/java/org/opencord/dhcpl2relay/impl/DhcpL2Relay.java b/app/src/main/java/org/opencord/dhcpl2relay/impl/DhcpL2Relay.java
index 0e5b593..2c1081b 100755
--- a/app/src/main/java/org/opencord/dhcpl2relay/impl/DhcpL2Relay.java
+++ b/app/src/main/java/org/opencord/dhcpl2relay/impl/DhcpL2Relay.java
@@ -784,10 +784,21 @@
                     updateDhcpRelayCountersStore(entry, DhcpL2RelayCounters.valueOf("DHCPACK"));
                     break;
                 case DHCPDECLINE:
+                    Ethernet ethernetPacketDecline =
+                            processDhcpPacketFromClient(context, packet);
+                    if (ethernetPacketDecline != null) {
+                        forwardPacket(ethernetPacketDecline, context);
+                    }
                     entry = getSubscriberInfoFromClient(context);
                     updateDhcpRelayCountersStore(entry, DhcpL2RelayCounters.valueOf("DHCPDECLINE"));
                     break;
                 case DHCPNAK:
+                    //reply to dhcp client.
+                    Ethernet ethernetPacketNak =
+                            processDhcpPacketFromServer(context, packet);
+                    if (ethernetPacketNak != null) {
+                        sendReply(ethernetPacketNak, dhcpPayload, context);
+                    }
                     entry = getSubscriberInfoFromServer(dhcpPayload, context);
                     updateDhcpRelayCountersStore(entry, DhcpL2RelayCounters.valueOf("DHCPNACK"));
                     break;