Integrating INT into fabric pipeline

Change-Id: I9555de0852de79d1a3c7302ecaa17ff112fc5107
diff --git a/pipelines/fabric/src/main/java/org/onosproject/pipelines/fabric/FabricConstants.java b/pipelines/fabric/src/main/java/org/onosproject/pipelines/fabric/FabricConstants.java
index 258e414..2a4b730 100644
--- a/pipelines/fabric/src/main/java/org/onosproject/pipelines/fabric/FabricConstants.java
+++ b/pipelines/fabric/src/main/java/org/onosproject/pipelines/fabric/FabricConstants.java
@@ -33,81 +33,101 @@
     }
 
     // Header field IDs
-    public static final PiMatchFieldId FABRIC_METADATA_L4_SRC_PORT =
-            PiMatchFieldId.of("fabric_metadata.l4_src_port");
     public static final PiMatchFieldId SPGW_META_S1U_SGW_ADDR =
             PiMatchFieldId.of("spgw_meta.s1u_sgw_addr");
-    public static final PiMatchFieldId HDR_IPV4_SRC_ADDR =
-            PiMatchFieldId.of("hdr.ipv4.src_addr");
     public static final PiMatchFieldId HDR_VLAN_TAG_VLAN_ID =
             PiMatchFieldId.of("hdr.vlan_tag.vlan_id");
     public static final PiMatchFieldId HDR_MPLS_LABEL =
             PiMatchFieldId.of("hdr.mpls.label");
-    public static final PiMatchFieldId HDR_IPV6_DST_ADDR =
-            PiMatchFieldId.of("hdr.ipv6.dst_addr");
+    public static final PiMatchFieldId STANDARD_METADATA_EGRESS_PORT =
+            PiMatchFieldId.of("standard_metadata.egress_port");
+    public static final PiMatchFieldId STANDARD_METADATA_INGRESS_PORT =
+            PiMatchFieldId.of("standard_metadata.ingress_port");
+    public static final PiMatchFieldId HDR_VLAN_TAG_IS_VALID =
+            PiMatchFieldId.of("hdr.vlan_tag.is_valid");
+    public static final PiMatchFieldId HDR_ICMP_ICMP_CODE =
+            PiMatchFieldId.of("hdr.icmp.icmp_code");
     public static final PiMatchFieldId HDR_ETHERNET_SRC_ADDR =
             PiMatchFieldId.of("hdr.ethernet.src_addr");
     public static final PiMatchFieldId HDR_ICMP_ICMP_TYPE =
             PiMatchFieldId.of("hdr.icmp.icmp_type");
-    public static final PiMatchFieldId STANDARD_METADATA_EGRESS_PORT =
-            PiMatchFieldId.of("standard_metadata.egress_port");
-    public static final PiMatchFieldId FABRIC_METADATA_NEXT_ID =
-            PiMatchFieldId.of("fabric_metadata.next_id");
-    public static final PiMatchFieldId FABRIC_METADATA_L4_DST_PORT =
-            PiMatchFieldId.of("fabric_metadata.l4_dst_port");
     public static final PiMatchFieldId HDR_VLAN_TAG_ETHER_TYPE =
             PiMatchFieldId.of("hdr.vlan_tag.ether_type");
-    public static final PiMatchFieldId STANDARD_METADATA_INGRESS_PORT =
-            PiMatchFieldId.of("standard_metadata.ingress_port");
     public static final PiMatchFieldId HDR_IPV4_DST_ADDR =
             PiMatchFieldId.of("hdr.ipv4.dst_addr");
-    public static final PiMatchFieldId IPV4_DST_ADDR =
-            PiMatchFieldId.of("ipv4.dst_addr");
-    public static final PiMatchFieldId HDR_VLAN_TAG_IS_VALID =
-            PiMatchFieldId.of("hdr.vlan_tag.is_valid");
+    public static final PiMatchFieldId HDR_INT_HEADER_INSTRUCTION_MASK_0003 =
+            PiMatchFieldId.of("hdr.int_header.instruction_mask_0003");
+    public static final PiMatchFieldId FABRIC_METADATA_L4_SRC_PORT =
+            PiMatchFieldId.of("fabric_metadata.l4_src_port");
+    public static final PiMatchFieldId FABRIC_METADATA_L4_DST_PORT =
+            PiMatchFieldId.of("fabric_metadata.l4_dst_port");
+    public static final PiMatchFieldId STANDARD_METADATA_EGRESS_SPEC =
+            PiMatchFieldId.of("standard_metadata.egress_spec");
     public static final PiMatchFieldId FABRIC_METADATA_IP_PROTO =
             PiMatchFieldId.of("fabric_metadata.ip_proto");
+    public static final PiMatchFieldId FABRIC_METADATA_NEXT_ID =
+            PiMatchFieldId.of("fabric_metadata.next_id");
+    public static final PiMatchFieldId HDR_IPV4_SRC_ADDR =
+            PiMatchFieldId.of("hdr.ipv4.src_addr");
+    public static final PiMatchFieldId HDR_INT_HEADER_INSTRUCTION_MASK_0407 =
+            PiMatchFieldId.of("hdr.int_header.instruction_mask_0407");
+    public static final PiMatchFieldId HDR_IPV6_DST_ADDR =
+            PiMatchFieldId.of("hdr.ipv6.dst_addr");
+    public static final PiMatchFieldId IPV4_DST_ADDR =
+            PiMatchFieldId.of("ipv4.dst_addr");
     public static final PiMatchFieldId HDR_ETHERNET_DST_ADDR =
             PiMatchFieldId.of("hdr.ethernet.dst_addr");
-    public static final PiMatchFieldId HDR_ICMP_ICMP_CODE =
-            PiMatchFieldId.of("hdr.icmp.icmp_code");
     // Table IDs
-    public static final PiTableId FABRIC_INGRESS_FORWARDING_ACL =
-            PiTableId.of("FabricIngress.forwarding.acl");
     public static final PiTableId FABRIC_INGRESS_NEXT_HASHED =
             PiTableId.of("FabricIngress.next.hashed");
-    public static final PiTableId FABRIC_EGRESS_EGRESS_NEXT_EGRESS_VLAN =
-            PiTableId.of("FabricEgress.egress_next.egress_vlan");
-    public static final PiTableId FABRIC_INGRESS_FORWARDING_MPLS =
-            PiTableId.of("FabricIngress.forwarding.mpls");
-    public static final PiTableId FABRIC_INGRESS_NEXT_MULTICAST =
-            PiTableId.of("FabricIngress.next.multicast");
-    public static final PiTableId FABRIC_INGRESS_SPGW_INGRESS_UE_CDR_TABLE =
-            PiTableId.of("FabricIngress.spgw_ingress.ue_cdr_table");
-    public static final PiTableId FABRIC_INGRESS_FORWARDING_MULTICAST_V6 =
-            PiTableId.of("FabricIngress.forwarding.multicast_v6");
-    public static final PiTableId FABRIC_INGRESS_FORWARDING_UNICAST_V4 =
-            PiTableId.of("FabricIngress.forwarding.unicast_v4");
-    public static final PiTableId FABRIC_INGRESS_FILTERING_FWD_CLASSIFIER =
-            PiTableId.of("FabricIngress.filtering.fwd_classifier");
-    public static final PiTableId FABRIC_INGRESS_NEXT_SIMPLE =
-            PiTableId.of("FabricIngress.next.simple");
-    public static final PiTableId FABRIC_INGRESS_SPGW_INGRESS_UE_FILTER_TABLE =
-            PiTableId.of("FabricIngress.spgw_ingress.ue_filter_table");
-    public static final PiTableId FABRIC_INGRESS_FORWARDING_BRIDGING =
-            PiTableId.of("FabricIngress.forwarding.bridging");
-    public static final PiTableId FABRIC_INGRESS_SPGW_INGRESS_S1U_FILTER_TABLE =
-            PiTableId.of("FabricIngress.spgw_ingress.s1u_filter_table");
     public static final PiTableId FABRIC_INGRESS_FORWARDING_MULTICAST_V4 =
             PiTableId.of("FabricIngress.forwarding.multicast_v4");
-    public static final PiTableId FABRIC_INGRESS_FILTERING_INGRESS_PORT_VLAN =
-            PiTableId.of("FabricIngress.filtering.ingress_port_vlan");
-    public static final PiTableId FABRIC_INGRESS_SPGW_INGRESS_DL_SESS_LOOKUP =
-            PiTableId.of("FabricIngress.spgw_ingress.dl_sess_lookup");
+    public static final PiTableId FABRIC_INGRESS_FORWARDING_MULTICAST_V6 =
+            PiTableId.of("FabricIngress.forwarding.multicast_v6");
+    public static final PiTableId FABRIC_EGRESS_PROCESS_INT_SOURCE_TB_INT_SOURCE =
+            PiTableId.of("FabricEgress.process_int_source.tb_int_source");
+    public static final PiTableId FABRIC_INGRESS_FILTERING_FWD_CLASSIFIER =
+            PiTableId.of("FabricIngress.filtering.fwd_classifier");
+    public static final PiTableId FABRIC_INGRESS_FORWARDING_UNICAST_V4 =
+            PiTableId.of("FabricIngress.forwarding.unicast_v4");
     public static final PiTableId FABRIC_INGRESS_FORWARDING_UNICAST_V6 =
             PiTableId.of("FabricIngress.forwarding.unicast_v6");
+    public static final PiTableId FABRIC_INGRESS_NEXT_SIMPLE =
+            PiTableId.of("FabricIngress.next.simple");
+    public static final PiTableId FABRIC_INGRESS_NEXT_MULTICAST =
+            PiTableId.of("FabricIngress.next.multicast");
+    public static final PiTableId FABRIC_INGRESS_FORWARDING_MPLS =
+            PiTableId.of("FabricIngress.forwarding.mpls");
+    public static final PiTableId FABRIC_EGRESS_PROCESS_INT_TRANSIT_TB_INT_INST_0003 =
+            PiTableId.of("FabricEgress.process_int_transit.tb_int_inst_0003");
+    public static final PiTableId FABRIC_INGRESS_SPGW_INGRESS_S1U_FILTER_TABLE =
+            PiTableId.of("FabricIngress.spgw_ingress.s1u_filter_table");
+    public static final PiTableId FABRIC_INGRESS_FILTERING_INGRESS_PORT_VLAN =
+            PiTableId.of("FabricIngress.filtering.ingress_port_vlan");
+    public static final PiTableId FABRIC_INGRESS_FORWARDING_ACL =
+            PiTableId.of("FabricIngress.forwarding.acl");
+    public static final PiTableId FABRIC_EGRESS_PROCESS_INT_REPORT_TB_GENERATE_REPORT =
+            PiTableId.of("FabricEgress.process_int_report.tb_generate_report");
+    public static final PiTableId FABRIC_EGRESS_PROCESS_INT_TRANSIT_TB_INT_INST_0407 =
+            PiTableId.of("FabricEgress.process_int_transit.tb_int_inst_0407");
+    public static final PiTableId FABRIC_INGRESS_FORWARDING_BRIDGING =
+            PiTableId.of("FabricIngress.forwarding.bridging");
+    public static final PiTableId FABRIC_INGRESS_SPGW_INGRESS_DL_SESS_LOOKUP =
+            PiTableId.of("FabricIngress.spgw_ingress.dl_sess_lookup");
+    public static final PiTableId FABRIC_EGRESS_PROCESS_INT_TRANSIT_TB_INT_INSERT =
+            PiTableId.of("FabricEgress.process_int_transit.tb_int_insert");
     public static final PiTableId FABRIC_INGRESS_NEXT_VLAN_META =
             PiTableId.of("FabricIngress.next.vlan_meta");
+    public static final PiTableId FABRIC_EGRESS_EGRESS_NEXT_EGRESS_VLAN =
+            PiTableId.of("FabricEgress.egress_next.egress_vlan");
+    public static final PiTableId FABRIC_INGRESS_PROCESS_SET_SOURCE_SINK_TB_SET_SINK =
+            PiTableId.of("FabricIngress.process_set_source_sink.tb_set_sink");
+    public static final PiTableId FABRIC_INGRESS_SPGW_INGRESS_UE_CDR_TABLE =
+            PiTableId.of("FabricIngress.spgw_ingress.ue_cdr_table");
+    public static final PiTableId FABRIC_INGRESS_PROCESS_SET_SOURCE_SINK_TB_SET_SOURCE =
+            PiTableId.of("FabricIngress.process_set_source_sink.tb_set_source");
+    public static final PiTableId FABRIC_INGRESS_SPGW_INGRESS_UE_FILTER_TABLE =
+            PiTableId.of("FabricIngress.spgw_ingress.ue_filter_table");
     // Indirect Counter IDs
     public static final PiCounterId FABRIC_INGRESS_PORT_COUNTERS_CONTROL_EGRESS_PORT_COUNTER =
             PiCounterId.of("FabricIngress.port_counters_control.egress_port_counter");
@@ -118,6 +138,8 @@
             PiCounterId.of("FabricIngress.forwarding.acl_counter");
     public static final PiCounterId FABRIC_INGRESS_NEXT_MULTICAST_COUNTER =
             PiCounterId.of("FabricIngress.next.multicast_counter");
+    public static final PiCounterId FABRIC_EGRESS_PROCESS_INT_TRANSIT_COUNTER_INT_INST_0407 =
+            PiCounterId.of("FabricEgress.process_int_transit.counter_int_inst_0407");
     public static final PiCounterId FABRIC_INGRESS_FORWARDING_UNICAST_V6_COUNTER =
             PiCounterId.of("FabricIngress.forwarding.unicast_v6_counter");
     public static final PiCounterId FABRIC_INGRESS_FILTERING_FWD_CLASSIFIER_COUNTER =
@@ -126,47 +148,101 @@
             PiCounterId.of("FabricIngress.forwarding.bridging_counter");
     public static final PiCounterId FABRIC_INGRESS_FORWARDING_MULTICAST_V6_COUNTER =
             PiCounterId.of("FabricIngress.forwarding.multicast_v6_counter");
+    public static final PiCounterId FABRIC_INGRESS_PROCESS_SET_SOURCE_SINK_COUNTER_SET_SOURCE =
+            PiCounterId.of("FabricIngress.process_set_source_sink.counter_set_source");
     public static final PiCounterId FABRIC_INGRESS_FORWARDING_MULTICAST_V4_COUNTER =
             PiCounterId.of("FabricIngress.forwarding.multicast_v4_counter");
     public static final PiCounterId FABRIC_INGRESS_SPGW_INGRESS_UE_COUNTER =
             PiCounterId.of("FabricIngress.spgw_ingress.ue_counter");
-    public static final PiCounterId FABRIC_INGRESS_NEXT_VLAN_META_COUNTER =
-            PiCounterId.of("FabricIngress.next.vlan_meta_counter");
     public static final PiCounterId FABRIC_EGRESS_EGRESS_NEXT_EGRESS_VLAN_COUNTER =
             PiCounterId.of("FabricEgress.egress_next.egress_vlan_counter");
+    public static final PiCounterId FABRIC_EGRESS_PROCESS_INT_TRANSIT_COUNTER_INT_INSERT =
+            PiCounterId.of("FabricEgress.process_int_transit.counter_int_insert");
+    public static final PiCounterId FABRIC_INGRESS_PROCESS_SET_SOURCE_SINK_COUNTER_SET_SINK =
+            PiCounterId.of("FabricIngress.process_set_source_sink.counter_set_sink");
+    public static final PiCounterId FABRIC_INGRESS_NEXT_VLAN_META_COUNTER =
+            PiCounterId.of("FabricIngress.next.vlan_meta_counter");
+    public static final PiCounterId FABRIC_EGRESS_PROCESS_INT_SOURCE_COUNTER_INT_SOURCE =
+            PiCounterId.of("FabricEgress.process_int_source.counter_int_source");
     public static final PiCounterId FABRIC_INGRESS_FORWARDING_UNICAST_V4_COUNTER =
             PiCounterId.of("FabricIngress.forwarding.unicast_v4_counter");
     public static final PiCounterId FABRIC_INGRESS_NEXT_SIMPLE_COUNTER =
             PiCounterId.of("FabricIngress.next.simple_counter");
     public static final PiCounterId FABRIC_INGRESS_FILTERING_INGRESS_PORT_VLAN_COUNTER =
             PiCounterId.of("FabricIngress.filtering.ingress_port_vlan_counter");
+    public static final PiCounterId FABRIC_EGRESS_PROCESS_INT_TRANSIT_COUNTER_INT_INST_0003 =
+            PiCounterId.of("FabricEgress.process_int_transit.counter_int_inst_0003");
     public static final PiCounterId FABRIC_INGRESS_FORWARDING_MPLS_COUNTER =
             PiCounterId.of("FabricIngress.forwarding.mpls_counter");
     public static final PiCounterId FABRIC_INGRESS_NEXT_HASHED_COUNTER =
             PiCounterId.of("FabricIngress.next.hashed_counter");
     // Action IDs
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I14 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i14");
     public static final PiActionId FABRIC_INGRESS_SPGW_INGRESS_UPDATE_UE_CDR =
             PiActionId.of("FabricIngress.spgw_ingress.update_ue_cdr");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I12 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i12");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I13 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i13");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I10 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i10");
     public static final PiActionId FABRIC_INGRESS_NEXT_MPLS_ROUTING_V6_SIMPLE =
             PiActionId.of("FabricIngress.next.mpls_routing_v6_simple");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_UPDATE_TOTAL_HOP_CNT =
+            PiActionId.of("FabricEgress.process_int_transit.int_update_total_hop_cnt");
     public static final PiActionId FABRIC_INGRESS_NEXT_MPLS_ROUTING_V6_HASHED =
             PiActionId.of("FabricIngress.next.mpls_routing_v6_hashed");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I14 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i14");
     public static final PiActionId FABRIC_INGRESS_FORWARDING_SET_NEXT_ID_BRIDGING =
             PiActionId.of("FabricIngress.forwarding.set_next_id_bridging");
     public static final PiActionId FABRIC_INGRESS_FORWARDING_PUNT_TO_CPU =
             PiActionId.of("FabricIngress.forwarding.punt_to_cpu");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I2 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i2");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_OUTER_ENCAP_INT_UPDATE_IPV4 =
+            PiActionId.of("FabricEgress.process_int_outer_encap.int_update_ipv4");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I4 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i4");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_SINK_INT_SINK =
+            PiActionId.of("FabricEgress.process_int_sink.int_sink");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I3 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i3");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I13 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i13");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I7 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i7");
     public static final PiActionId FABRIC_INGRESS_NEXT_SET_VLAN =
             PiActionId.of("FabricIngress.next.set_vlan");
-    public static final PiActionId FABRIC_EGRESS_SPGW_EGRESS_GTPU_ENCAP =
-            PiActionId.of("FabricEgress.spgw_egress.gtpu_encap");
     public static final PiActionId FABRIC_EGRESS_PKT_IO_EGRESS_POP_VLAN =
             PiActionId.of("FabricEgress.pkt_io_egress.pop_vlan");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I8 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i8");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I9 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i9");
+    public static final PiActionId FABRIC_EGRESS_SPGW_EGRESS_GTPU_ENCAP =
+            PiActionId.of("FabricEgress.spgw_egress.gtpu_encap");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I4 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i4");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I5 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i5");
     public static final PiActionId FABRIC_INGRESS_FILTERING_SET_VLAN =
             PiActionId.of("FabricIngress.filtering.set_vlan");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I11 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i11");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I0 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i0");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I1 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i1");
     public static final PiActionId FABRIC_INGRESS_NEXT_L3_ROUTING_SIMPLE =
             PiActionId.of("FabricIngress.next.l3_routing_simple");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I3 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i3");
     public static final PiActionId FABRIC_INGRESS_NEXT_SET_MCAST_GROUP =
             PiActionId.of("FabricIngress.next.set_mcast_group");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_OUTER_ENCAP_INT_UPDATE_UDP =
+            PiActionId.of("FabricEgress.process_int_outer_encap.int_update_udp");
     public static final PiActionId FABRIC_INGRESS_SPGW_INGRESS_SET_DL_SESS_INFO =
             PiActionId.of("FabricIngress.spgw_ingress.set_dl_sess_info");
     public static final PiActionId FABRIC_INGRESS_FILTERING_PUSH_INTERNAL_VLAN =
@@ -175,17 +251,35 @@
             PiActionId.of("FabricIngress.forwarding.clone_to_cpu");
     public static final PiActionId FABRIC_INGRESS_SPGW_INGRESS_GTPU_DECAP =
             PiActionId.of("FabricIngress.spgw_ingress.gtpu_decap");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I15 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i15");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I12 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i12");
     public static final PiActionId FABRIC_INGRESS_FORWARDING_POP_MPLS_AND_NEXT =
             PiActionId.of("FabricIngress.forwarding.pop_mpls_and_next");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I10 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i10");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I11 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i11");
     public static final PiActionId DROP_NOW = PiActionId.of("drop_now");
     public static final PiActionId FABRIC_INGRESS_NEXT_L3_ROUTING_HASHED =
             PiActionId.of("FabricIngress.next.l3_routing_hashed");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_SOURCE_INT_SOURCE_DSCP =
+            PiActionId.of("FabricEgress.process_int_source.int_source_dscp");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_REPORT_DO_REPORT_ENCAPSULATION =
+            PiActionId.of("FabricEgress.process_int_report.do_report_encapsulation");
     public static final PiActionId FABRIC_EGRESS_EGRESS_NEXT_POP_VLAN =
             PiActionId.of("FabricEgress.egress_next.pop_vlan");
+    public static final PiActionId FABRIC_INGRESS_PROCESS_SET_SOURCE_SINK_INT_SET_SINK =
+            PiActionId.of("FabricIngress.process_set_source_sink.int_set_sink");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_OUTER_ENCAP_INT_UPDATE_SHIM =
+            PiActionId.of("FabricEgress.process_int_outer_encap.int_update_shim");
     public static final PiActionId FABRIC_INGRESS_NEXT_MPLS_ROUTING_V4_HASHED =
             PiActionId.of("FabricIngress.next.mpls_routing_v4_hashed");
     public static final PiActionId FABRIC_INGRESS_FORWARDING_SET_NEXT_ID_UNICAST_V6 =
             PiActionId.of("FabricIngress.forwarding.set_next_id_unicast_v6");
+    public static final PiActionId FABRIC_INGRESS_PROCESS_SET_SOURCE_SINK_INT_SET_SOURCE =
+            PiActionId.of("FabricIngress.process_set_source_sink.int_set_source");
     public static final PiActionId FABRIC_INGRESS_FORWARDING_SET_NEXT_ID_UNICAST_V4 =
             PiActionId.of("FabricIngress.forwarding.set_next_id_unicast_v4");
     public static final PiActionId NOP = PiActionId.of("nop");
@@ -195,24 +289,53 @@
             PiActionId.of("FabricIngress.next.output_simple");
     public static final PiActionId FABRIC_INGRESS_FILTERING_DROP =
             PiActionId.of("FabricIngress.filtering.drop");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I8 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i8");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I9 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i9");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_SINK_RESTORE_HEADER =
+            PiActionId.of("FabricEgress.process_int_sink.restore_header");
     public static final PiActionId FABRIC_INGRESS_FILTERING_SET_FORWARDING_TYPE =
             PiActionId.of("FabricIngress.filtering.set_forwarding_type");
     public static final PiActionId FABRIC_INGRESS_NEXT_SET_VLAN_OUTPUT =
             PiActionId.of("FabricIngress.next.set_vlan_output");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I6 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i6");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I7 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i7");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I0 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i0");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I1 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i1");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I2 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i2");
     public static final PiActionId NO_ACTION = PiActionId.of("NoAction");
     public static final PiActionId FABRIC_INGRESS_FORWARDING_SET_NEXT_ID_MULTICAST_V6 =
             PiActionId.of("FabricIngress.forwarding.set_next_id_multicast_v6");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_TRANSIT =
+            PiActionId.of("FabricEgress.process_int_transit.int_transit");
     public static final PiActionId FABRIC_INGRESS_FORWARDING_SET_NEXT_ID_MULTICAST_V4 =
             PiActionId.of("FabricIngress.forwarding.set_next_id_multicast_v4");
     public static final PiActionId FABRIC_INGRESS_NEXT_MPLS_ROUTING_V4_SIMPLE =
             PiActionId.of("FabricIngress.next.mpls_routing_v4_simple");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I5 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i5");
     public static final PiActionId FABRIC_INGRESS_NEXT_L3_ROUTING_VLAN =
             PiActionId.of("FabricIngress.next.l3_routing_vlan");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I15 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0003_i15");
     public static final PiActionId FABRIC_INGRESS_FORWARDING_SET_NEXT_ID_ACL =
             PiActionId.of("FabricIngress.forwarding.set_next_id_acl");
+    public static final PiActionId FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I6 =
+            PiActionId.of("FabricEgress.process_int_transit.int_set_header_0407_i6");
     // Action Param IDs
     public static final PiActionParamId DMAC = PiActionParamId.of("dmac");
+    public static final PiActionParamId MON_IP = PiActionParamId.of("mon_ip");
     public static final PiActionParamId TEID = PiActionParamId.of("teid");
+    public static final PiActionParamId INS_MASK0407 =
+            PiActionParamId.of("ins_mask0407");
+    public static final PiActionParamId INS_MASK0003 =
+            PiActionParamId.of("ins_mask0003");
     public static final PiActionParamId S1U_ENB_ADDR =
             PiActionParamId.of("s1u_enb_addr");
     public static final PiActionParamId PORT_NUM =
@@ -221,12 +344,21 @@
             PiActionParamId.of("s1u_sgw_addr");
     public static final PiActionParamId LABEL = PiActionParamId.of("label");
     public static final PiActionParamId SMAC = PiActionParamId.of("smac");
+    public static final PiActionParamId MON_PORT =
+            PiActionParamId.of("mon_port");
     public static final PiActionParamId GID = PiActionParamId.of("gid");
     public static final PiActionParamId NEW_VLAN_ID =
             PiActionParamId.of("new_vlan_id");
     public static final PiActionParamId FWD_TYPE =
             PiActionParamId.of("fwd_type");
+    public static final PiActionParamId MON_MAC = PiActionParamId.of("mon_mac");
+    public static final PiActionParamId SRC_MAC = PiActionParamId.of("src_mac");
     public static final PiActionParamId NEXT_ID = PiActionParamId.of("next_id");
+    public static final PiActionParamId INS_CNT = PiActionParamId.of("ins_cnt");
+    public static final PiActionParamId SWITCH_ID =
+            PiActionParamId.of("switch_id");
+    public static final PiActionParamId MAX_HOP = PiActionParamId.of("max_hop");
+    public static final PiActionParamId SRC_IP = PiActionParamId.of("src_ip");
     // Action Profile IDs
     public static final PiActionProfileId FABRIC_INGRESS_NEXT_ECMP_SELECTOR =
             PiActionProfileId.of("FabricIngress.next.ecmp_selector");
diff --git a/pipelines/fabric/src/main/java/org/onosproject/pipelines/fabric/IntProgrammableImpl.java b/pipelines/fabric/src/main/java/org/onosproject/pipelines/fabric/IntProgrammableImpl.java
new file mode 100644
index 0000000..2019b3e
--- /dev/null
+++ b/pipelines/fabric/src/main/java/org/onosproject/pipelines/fabric/IntProgrammableImpl.java
@@ -0,0 +1,520 @@
+/*
+ * Copyright 2017-present Open Networking Foundation
+ *
+ * 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.pipelines.fabric;
+
+import com.google.common.collect.ImmutableBiMap;
+import com.google.common.collect.Sets;
+import org.apache.felix.scr.annotations.Reference;
+import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.onlab.util.ImmutableByteSequence;
+import org.onlab.util.SharedExecutors;
+import org.onosproject.core.ApplicationId;
+import org.onosproject.core.CoreService;
+import org.onosproject.inbandtelemetry.api.IntConfig;
+import org.onosproject.inbandtelemetry.api.IntIntent;
+import org.onosproject.inbandtelemetry.api.IntObjective;
+import org.onosproject.inbandtelemetry.api.IntProgrammable;
+import org.onosproject.net.ConnectPoint;
+import org.onosproject.net.DeviceId;
+import org.onosproject.net.Port;
+import org.onosproject.net.PortNumber;
+import org.onosproject.net.device.DeviceService;
+import org.onosproject.net.driver.AbstractHandlerBehaviour;
+import org.onosproject.net.flow.DefaultFlowRule;
+import org.onosproject.net.flow.DefaultTrafficSelector;
+import org.onosproject.net.flow.DefaultTrafficTreatment;
+import org.onosproject.net.flow.FlowRule;
+import org.onosproject.net.flow.FlowRuleService;
+import org.onosproject.net.flow.TrafficSelector;
+import org.onosproject.net.flow.TrafficTreatment;
+import org.onosproject.net.flow.criteria.Criterion;
+import org.onosproject.net.flow.criteria.IPCriterion;
+import org.onosproject.net.flow.criteria.PiCriterion;
+import org.onosproject.net.flow.criteria.TcpPortCriterion;
+import org.onosproject.net.flow.criteria.UdpPortCriterion;
+import org.onosproject.net.host.HostService;
+import org.onosproject.net.pi.model.PiActionId;
+import org.onosproject.net.pi.model.PiMatchFieldId;
+import org.onosproject.net.pi.model.PiTableId;
+import org.onosproject.net.pi.runtime.PiAction;
+import org.onosproject.net.pi.runtime.PiActionParam;
+import org.slf4j.Logger;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Set;
+import java.util.concurrent.CompletableFuture;
+import java.util.stream.Collectors;
+
+import static org.slf4j.LoggerFactory.getLogger;
+
+public class IntProgrammableImpl extends AbstractHandlerBehaviour implements IntProgrammable {
+    // TODO: change this value to the value of diameter of a network.
+    private static final int MAXHOP = 64;
+    private static final int PORTMASK = 0xffff;
+    private static final int IDLE_TIMEOUT = 100;
+    private static final int PKT_INSTANCE_TYPE_INGRESS_CLONE = 1;
+    // Application name of the pipeline which adds this implementation to the pipeconf
+    private static final String PIPELINE_APP_NAME = "org.onosproject.pipelines.fabric";
+    private final Logger log = getLogger(getClass());
+    private ApplicationId appId;
+
+    private static final Set<Criterion.Type> SUPPORTED_CRITERION = Sets.newHashSet(
+            Criterion.Type.IPV4_DST, Criterion.Type.IPV4_SRC,
+            Criterion.Type.UDP_SRC, Criterion.Type.UDP_DST,
+            Criterion.Type.TCP_SRC, Criterion.Type.TCP_DST,
+            Criterion.Type.IP_PROTO);
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    private FlowRuleService flowRuleService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    private DeviceService deviceService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    private HostService hostService;
+
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    private CoreService coreService;
+
+    private DeviceId deviceId;
+    private static final int DEFAULT_PRIORITY = 10000;
+    private static final ImmutableBiMap<Integer, PiActionId> INST_0003_ACTION_MAP =
+            ImmutableBiMap.<Integer, PiActionId>builder()
+                    .put(0, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I0)
+                    .put(1, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I1)
+                    .put(2, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I2)
+                    .put(3, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I3)
+                    .put(4, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I4)
+                    .put(5, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I5)
+                    .put(6, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I6)
+                    .put(7, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I7)
+                    .put(8, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I8)
+                    .put(9, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I9)
+                    .put(10, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I10)
+                    .put(11, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I11)
+                    .put(12, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I12)
+                    .put(13, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I13)
+                    .put(14, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I14)
+                    .put(15, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0003_I15)
+                    .build();
+
+    private static final ImmutableBiMap<Integer, PiActionId> INST_0407_ACTION_MAP =
+            ImmutableBiMap.<Integer, PiActionId>builder()
+                    .put(0, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I0)
+                    .put(1, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I1)
+                    .put(2, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I2)
+                    .put(3, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I3)
+                    .put(4, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I4)
+                    .put(5, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I5)
+                    .put(6, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I6)
+                    .put(7, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I7)
+                    .put(8, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I8)
+                    .put(9, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I9)
+                    .put(10, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I10)
+                    .put(11, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I11)
+                    .put(12, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I12)
+                    .put(13, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I13)
+                    .put(14, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I14)
+                    .put(15, FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_SET_HEADER_0407_I15)
+                    .build();
+
+    @Override
+    public void init() {
+        deviceId = this.data().deviceId();
+        flowRuleService = handler().get(FlowRuleService.class);
+        deviceService = handler().get(DeviceService.class);
+        hostService = handler().get(HostService.class);
+        coreService = handler().get(CoreService.class);
+        appId = coreService.getAppId(PIPELINE_APP_NAME);
+        if (appId == null) {
+            log.warn("Application ID is null. Cannot initialize INT-pipeline.");
+            return;
+        }
+
+        Set<PortNumber> hostPorts = deviceService.getPorts(deviceId).stream().filter(port ->
+                                         hostService.getConnectedHosts(
+                                                 new ConnectPoint(deviceId, port.number())).size() > 0
+        ).map(Port::number).collect(Collectors.toSet());
+        List<FlowRule> flowRules = new ArrayList<>();
+
+        // process_int_transit.tb_int_insert
+        PiActionParam transitIdParam = new PiActionParam(
+                FabricConstants.SWITCH_ID,
+                ImmutableByteSequence.copyFrom(
+                        Integer.parseInt(deviceId.toString().substring(
+                                deviceId.toString().length() - 2))));
+        PiAction transitAction = PiAction.builder()
+                .withId(FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_INT_TRANSIT)
+                .withParameter(transitIdParam)
+                .build();
+        TrafficTreatment treatment = DefaultTrafficTreatment.builder()
+                .piTableAction(transitAction)
+                .build();
+
+        FlowRule transitFlowRule = DefaultFlowRule.builder()
+                .withTreatment(treatment)
+                .fromApp(appId)
+                .withPriority(DEFAULT_PRIORITY)
+                .makePermanent()
+                .forDevice(deviceId)
+                .forTable(FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_TB_INT_INSERT)
+                .build();
+        flowRules.add(transitFlowRule);
+
+        for (PortNumber portNumber: hostPorts) {
+            // process_set_source_sink.tb_set_source for each host-facing port
+            PiCriterion ingressCriterion = PiCriterion.builder()
+                    .matchExact(FabricConstants.STANDARD_METADATA_INGRESS_PORT, portNumber.toLong())
+                    .build();
+            TrafficSelector srcSelector = DefaultTrafficSelector.builder()
+                    .matchPi(ingressCriterion)
+                    .build();
+            PiAction setSourceAct = PiAction.builder()
+                    .withId(FabricConstants.FABRIC_INGRESS_PROCESS_SET_SOURCE_SINK_INT_SET_SOURCE)
+                    .build();
+            TrafficTreatment srcTreatment = DefaultTrafficTreatment.builder()
+                    .piTableAction(setSourceAct)
+                    .build();
+            FlowRule srcFlowRule = DefaultFlowRule.builder()
+                    .withSelector(srcSelector)
+                    .withTreatment(srcTreatment)
+                    .fromApp(appId)
+                    .withPriority(DEFAULT_PRIORITY)
+                    .makePermanent()
+                    .forDevice(deviceId)
+                    .forTable(FabricConstants.FABRIC_INGRESS_PROCESS_SET_SOURCE_SINK_TB_SET_SOURCE)
+                    .build();
+            flowRules.add(srcFlowRule);
+
+            // process_set_source_sink.tb_set_sink
+            PiCriterion egressCriterion = PiCriterion.builder()
+                    .matchExact(FabricConstants.STANDARD_METADATA_EGRESS_PORT, portNumber.toLong())
+                    .build();
+            TrafficSelector sinkSelector = DefaultTrafficSelector.builder()
+                    .matchPi(egressCriterion)
+                    .build();
+            PiAction setSinkAct = PiAction.builder()
+                    .withId(FabricConstants.FABRIC_INGRESS_PROCESS_SET_SOURCE_SINK_INT_SET_SINK)
+                    .build();
+            TrafficTreatment sinkTreatment = DefaultTrafficTreatment.builder()
+                    .piTableAction(setSinkAct)
+                    .build();
+            FlowRule sinkFlowRule = DefaultFlowRule.builder()
+                    .withSelector(sinkSelector)
+                    .withTreatment(sinkTreatment)
+                    .fromApp(appId)
+                    .withPriority(DEFAULT_PRIORITY)
+                    .makePermanent()
+                    .forDevice(deviceId)
+                    .forTable(FabricConstants.FABRIC_INGRESS_PROCESS_SET_SOURCE_SINK_TB_SET_SINK)
+                    .build();
+            flowRules.add(sinkFlowRule);
+        }
+        flowRules.forEach(flowRule -> flowRuleService.applyFlowRules(flowRule));
+
+        // Populate tb_int_inst_0003 table
+        INST_0003_ACTION_MAP.forEach((matchValue, actionId) ->
+                 populateInstTableEntry(FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_TB_INT_INST_0003,
+                                        FabricConstants.HDR_INT_HEADER_INSTRUCTION_MASK_0003,
+                                        matchValue,
+                                        actionId,
+                                        appId));
+        // Populate tb_int_inst_0407 table
+        INST_0407_ACTION_MAP.forEach((matchValue, actionId) ->
+                 populateInstTableEntry(FabricConstants.FABRIC_EGRESS_PROCESS_INT_TRANSIT_TB_INT_INST_0407,
+                                        FabricConstants.HDR_INT_HEADER_INSTRUCTION_MASK_0407,
+                                        matchValue,
+                                        actionId,
+                                        appId));
+    }
+
+    @Override
+    public CompletableFuture<Boolean> addIntObjective(IntObjective obj) {
+        // TODO: support different types of watchlist other than flow watchlist
+
+        return CompletableFuture.supplyAsync(
+                () -> processIntObjective(obj, true),
+                SharedExecutors.getPoolThreadExecutor()
+        );
+    }
+
+    @Override
+    public CompletableFuture<Boolean> removeIntObjective(IntObjective obj) {
+        return CompletableFuture.supplyAsync(
+                () -> processIntObjective(obj, false),
+                SharedExecutors.getPoolThreadExecutor()
+        );
+    }
+
+    @Override
+    public CompletableFuture<Boolean> setupIntConfig(IntConfig config) {
+        return CompletableFuture.supplyAsync(
+                () -> setupIntReportInternal(config),
+                SharedExecutors.getPoolThreadExecutor()
+        );
+    }
+
+    private void populateInstTableEntry(PiTableId tableId, PiMatchFieldId matchFieldId,
+                                        int matchValue, PiActionId actionId, ApplicationId appId) {
+        PiCriterion instCriterion = PiCriterion.builder()
+                .matchExact(matchFieldId, matchValue)
+                .build();
+        TrafficSelector instSelector = DefaultTrafficSelector.builder()
+                .matchPi(instCriterion)
+                .build();
+        PiAction instAction = PiAction.builder()
+                .withId(actionId)
+                .build();
+        TrafficTreatment instTreatment = DefaultTrafficTreatment.builder()
+                .piTableAction(instAction)
+                .build();
+
+        FlowRule instFlowRule = DefaultFlowRule.builder()
+                .withSelector(instSelector)
+                .withTreatment(instTreatment)
+                .withPriority(DEFAULT_PRIORITY)
+                .makePermanent()
+                .forDevice(deviceId)
+                .forTable(tableId)
+                .fromApp(appId)
+                .build();
+
+        flowRuleService.applyFlowRules(instFlowRule);
+    }
+
+    private FlowRule buildWatchlistEntry(IntObjective obj) {
+        coreService = handler().get(CoreService.class);
+        appId = coreService.getAppId(PIPELINE_APP_NAME);
+        if (appId == null) {
+            log.warn("Application ID is null. Cannot initialize INT-pipeline.");
+            return null;
+        }
+        int instructionBitmap = buildInstructionBitmap(obj.metadataTypes());
+        PiActionParam maxHopParam = new PiActionParam(
+                FabricConstants.MAX_HOP,
+                ImmutableByteSequence.copyFrom(MAXHOP));
+        PiActionParam instCntParam = new PiActionParam(
+                FabricConstants.INS_CNT,
+                ImmutableByteSequence.copyFrom(Integer.bitCount(instructionBitmap)));
+        PiActionParam inst0003Param = new PiActionParam(
+                FabricConstants.INS_MASK0003,
+                ImmutableByteSequence.copyFrom((instructionBitmap >> 12) & 0xF));
+        PiActionParam inst0407Param = new PiActionParam(
+                FabricConstants.INS_MASK0407,
+                ImmutableByteSequence.copyFrom((instructionBitmap >> 8) & 0xF));
+
+        PiAction intSourceAction = PiAction.builder()
+                .withId(FabricConstants.FABRIC_EGRESS_PROCESS_INT_SOURCE_INT_SOURCE_DSCP)
+                .withParameter(maxHopParam)
+                .withParameter(instCntParam)
+                .withParameter(inst0003Param)
+                .withParameter(inst0407Param)
+                .build();
+
+        TrafficTreatment instTreatment = DefaultTrafficTreatment.builder()
+                .piTableAction(intSourceAction)
+                .build();
+
+        TrafficSelector.Builder sBuilder = DefaultTrafficSelector.builder();
+        for (Criterion criterion : obj.selector().criteria()) {
+            switch (criterion.type()) {
+                case IPV4_SRC:
+                    sBuilder.matchIPSrc(((IPCriterion) criterion).ip());
+                    break;
+                case IPV4_DST:
+                    sBuilder.matchIPDst(((IPCriterion) criterion).ip());
+                    break;
+                case TCP_SRC:
+                    sBuilder.matchPi(
+                            PiCriterion.builder().matchTernary(
+                                    FabricConstants.FABRIC_METADATA_L4_SRC_PORT,
+                                    ((TcpPortCriterion) criterion).tcpPort().toInt(), PORTMASK)
+                                    .build());
+                    break;
+                case UDP_SRC:
+                    sBuilder.matchPi(
+                            PiCriterion.builder().matchTernary(
+                                    FabricConstants.FABRIC_METADATA_L4_SRC_PORT,
+                                    ((UdpPortCriterion) criterion).udpPort().toInt(), PORTMASK)
+                                    .build());
+                    break;
+                case TCP_DST:
+                    sBuilder.matchPi(
+                            PiCriterion.builder().matchTernary(
+                                    FabricConstants.FABRIC_METADATA_L4_DST_PORT,
+                                    ((TcpPortCriterion) criterion).tcpPort().toInt(), PORTMASK)
+                                    .build());
+                    break;
+                case UDP_DST:
+                    sBuilder.matchPi(
+                            PiCriterion.builder().matchTernary(
+                                    FabricConstants.FABRIC_METADATA_L4_DST_PORT,
+                                    ((UdpPortCriterion) criterion).udpPort().toInt(), PORTMASK)
+                                    .build());
+                    break;
+                default:
+                    log.warn("Unsupported criterion type: {}", criterion.type());
+            }
+        }
+
+        return DefaultFlowRule.builder()
+                .forDevice(this.data().deviceId())
+                .withSelector(sBuilder.build())
+                .withTreatment(instTreatment)
+                .withPriority(DEFAULT_PRIORITY)
+                .forTable(FabricConstants.FABRIC_EGRESS_PROCESS_INT_SOURCE_TB_INT_SOURCE)
+                .fromApp(appId)
+                .withIdleTimeout(IDLE_TIMEOUT)
+                .build();
+    }
+
+    private int buildInstructionBitmap(Set<IntIntent.IntMetadataType> metadataTypes) {
+        int instBitmap = 0;
+        for (IntIntent.IntMetadataType metadataType : metadataTypes) {
+            switch (metadataType) {
+                case SWITCH_ID:
+                    instBitmap |= (1 << 15);
+                    break;
+                case L1_PORT_ID:
+                    instBitmap |= (1 << 14);
+                    break;
+                case HOP_LATENCY:
+                    instBitmap |= (1 << 13);
+                    break;
+                case QUEUE_OCCUPANCY:
+                    instBitmap |= (1 << 12);
+                    break;
+                case INGRESS_TIMESTAMP:
+                    instBitmap |= (1 << 11);
+                    break;
+                case EGRESS_TIMESTAMP:
+                    instBitmap |= (1 << 10);
+                    break;
+                case L2_PORT_ID:
+                    instBitmap |= (1 << 9);
+                    break;
+                case EGRESS_TX_UTIL:
+                    instBitmap |= (1 << 8);
+                    break;
+                default:
+                    log.info("Unsupported metadata type {}. Ignoring...", metadataType);
+                    break;
+            }
+        }
+        return instBitmap;
+    }
+
+    /**
+     * Returns a subset of Criterion from given selector,
+     * which is unsupported by this INT pipeline.
+     *
+     * @param selector a traffic selector
+     * @return a subset of Criterion from given selector, unsupported by this INT pipeline,
+     *  empty if all criteria are supported.
+     */
+    private Set<Criterion> unsupportedSelectors(TrafficSelector selector) {
+        return selector.criteria().stream()
+                .filter(criterion -> !SUPPORTED_CRITERION.contains(criterion.type()))
+                .collect(Collectors.toSet());
+    }
+
+    private boolean processIntObjective(IntObjective obj, boolean install) {
+        flowRuleService = handler().get(FlowRuleService.class);
+        deviceId = this.data().deviceId();
+        if (install && !unsupportedSelectors(obj.selector()).isEmpty()) {
+            log.warn("Device {} does not support criteria {} for INT.",
+                     deviceId, unsupportedSelectors(obj.selector()));
+            return false;
+        }
+
+        FlowRule flowRule = buildWatchlistEntry(obj);
+        if (flowRule != null) {
+            if (install) {
+                flowRuleService.applyFlowRules(flowRule);
+            } else {
+                flowRuleService.removeFlowRules(flowRule);
+            }
+            log.debug("IntObjective {} has been {} {}",
+                      obj, install ? "installed to" : "removed from", deviceId);
+            return true;
+        } else {
+            log.warn("Failed to {} IntObjective {} on {}",
+                     install ? "install" : "remove", obj, deviceId);
+            return false;
+        }
+    }
+
+    private boolean setupIntReportInternal(IntConfig cfg) {
+        flowRuleService = handler().get(FlowRuleService.class);
+
+        FlowRule reportRule = buildReportEntry(cfg, PKT_INSTANCE_TYPE_INGRESS_CLONE);
+        if (reportRule != null) {
+            flowRuleService.applyFlowRules(reportRule);
+            log.info("Report entry {} has been added to {}", reportRule, this.data().deviceId());
+            return true;
+        } else {
+            log.warn("Failed to add report entry on {}", this.data().deviceId());
+            return false;
+        }
+    }
+
+    private FlowRule buildReportEntry(IntConfig cfg, int type) {
+        coreService = handler().get(CoreService.class);
+        appId = coreService.getAppId(PIPELINE_APP_NAME);
+        if (appId == null) {
+            log.warn("Application ID is null. Cannot build report entry.");
+            return null;
+        }
+
+        PiActionParam srcMacParam = new PiActionParam(
+                FabricConstants.SRC_MAC,
+                ImmutableByteSequence.copyFrom(cfg.sinkMac().toBytes()));
+        PiActionParam nextHopMacParam = new PiActionParam(
+                FabricConstants.MON_MAC,
+                ImmutableByteSequence.copyFrom(cfg.collectorNextHopMac().toBytes()));
+        PiActionParam srcIpParam = new PiActionParam(
+                FabricConstants.SRC_IP,
+                ImmutableByteSequence.copyFrom(cfg.sinkIp().toOctets()));
+        PiActionParam monIpParam = new PiActionParam(
+                FabricConstants.MON_IP,
+                ImmutableByteSequence.copyFrom(cfg.collectorIp().toOctets()));
+        PiActionParam monPortParam = new PiActionParam(
+                FabricConstants.MON_PORT,
+                ImmutableByteSequence.copyFrom(cfg.collectorPort().toInt()));
+        PiAction reportAction = PiAction.builder()
+                .withId(FabricConstants.FABRIC_EGRESS_PROCESS_INT_REPORT_DO_REPORT_ENCAPSULATION)
+                .withParameter(srcMacParam)
+                .withParameter(nextHopMacParam)
+                .withParameter(srcIpParam)
+                .withParameter(monIpParam)
+                .withParameter(monPortParam)
+                .build();
+        TrafficTreatment treatment = DefaultTrafficTreatment.builder()
+                .piTableAction(reportAction)
+                .build();
+
+        return DefaultFlowRule.builder()
+                .withTreatment(treatment)
+                .fromApp(appId)
+                .withPriority(DEFAULT_PRIORITY)
+                .makePermanent()
+                .forDevice(this.data().deviceId())
+                .forTable(FabricConstants.FABRIC_EGRESS_PROCESS_INT_REPORT_TB_GENERATE_REPORT)
+                .build();
+    }
+
+}
diff --git a/pipelines/fabric/src/main/java/org/onosproject/pipelines/fabric/PipeconfLoader.java b/pipelines/fabric/src/main/java/org/onosproject/pipelines/fabric/PipeconfLoader.java
index 72614c2..3d04426 100644
--- a/pipelines/fabric/src/main/java/org/onosproject/pipelines/fabric/PipeconfLoader.java
+++ b/pipelines/fabric/src/main/java/org/onosproject/pipelines/fabric/PipeconfLoader.java
@@ -21,6 +21,8 @@
 import org.apache.felix.scr.annotations.Deactivate;
 import org.apache.felix.scr.annotations.Reference;
 import org.apache.felix.scr.annotations.ReferenceCardinality;
+import org.onosproject.core.CoreService;
+import org.onosproject.inbandtelemetry.api.IntProgrammable;
 import org.onosproject.net.PortNumber;
 import org.onosproject.net.behaviour.Pipeliner;
 import org.onosproject.net.device.PortStatisticsDiscovery;
@@ -66,6 +68,8 @@
 
     private static final String P4C_OUT_PATH = "/p4c-out";
 
+    private static final String PIPELINE_APP_NAME = "org.onosproject.pipelines.fabric";
+
     // profile/target/platform
     private static final String P4C_RES_BASE_PATH = P4C_OUT_PATH + "/%s/%s/%s/";
 
@@ -77,6 +81,8 @@
     private static final String P4INFO_TXT = "p4info.txt";
     private static final String TOFINO_BIN = "tofino.bin";
     private static final String TOFINO_CTX_JSON = "context.json";
+    private static final String INT_PROFILE_SUFFIX = "-int";
+    private static final String FULL_PROFILE_SUFFIX = "-full";
 
     private static final int BMV2_CPU_PORT = 255;
 
@@ -85,8 +91,12 @@
     @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
     private PiPipeconfService piPipeconfService;
 
+    @Reference(cardinality = ReferenceCardinality.MANDATORY_UNARY)
+    private CoreService coreService;
+
     @Activate
     public void activate() {
+        coreService.registerApplication(PIPELINE_APP_NAME);
         // Registers all pipeconf at component activation.
         PIPECONFS.forEach(piPipeconfService::register);
     }
@@ -148,10 +158,15 @@
         if (bmv2JsonUrl == null || p4InfoUrl == null) {
             throw new FileNotFoundException();
         }
-        return basePipeconfBuilder(
+
+        DefaultPiPipeconf.Builder builder = basePipeconfBuilder(
                 profile, platform, p4InfoUrl, Bmv2FabricInterpreter.class)
-                .addExtension(ExtensionType.BMV2_JSON, bmv2JsonUrl)
-                .build();
+                .addExtension(ExtensionType.BMV2_JSON, bmv2JsonUrl);
+        // Add IntProgrammable behaviour for INT-enabled profiles.
+        if (profile.endsWith(INT_PROFILE_SUFFIX) || profile.endsWith(FULL_PROFILE_SUFFIX)) {
+            builder.addBehaviour(IntProgrammable.class, IntProgrammableImpl.class);
+        }
+        return builder.build();
     }
 
     private static PiPipeconf buildTofinoPipeconf(String profile, String platform)