@@ -26,6 +26,7 @@
#include "ovn-controller.h"
#include "ovn/actions.h"
#include "ovn/expr.h"
+#include "lib/lb.h"
#include "lib/ovn-l7.h"
#include "lib/ovn-sb-idl.h"
#include "lib/extend-table.h"
@@ -1138,6 +1139,208 @@ add_neighbor_flows(struct ovsdb_idl_index *sbrec_port_binding_by_name,
}
}
+static void
+add_lb_vip_hairpin_flows(struct ovn_lb *lb, struct lb_vip *lb_vip,
+ struct lb_vip_backend *lb_backend,
+ uint8_t lb_proto,
+ struct ovn_desired_flow_table *flow_table)
+{
+ uint64_t stub[1024 / 8];
+ struct ofpbuf ofpacts = OFPBUF_STUB_INITIALIZER(stub);
+
+ uint8_t value = 1;
+ put_load(&value, sizeof value, MFF_LOG_FLAGS,
+ MLF_LOOKUP_LB_HAIRPIN_BIT, 1, &ofpacts);
+
+ ovs_be32 vip4;
+ struct in6_addr vip6;
+
+ if (lb_vip->addr_family == AF_INET) {
+ ovs_assert(ip_parse(lb_vip->vip, &vip4));
+ } else {
+ ovs_assert(ipv6_parse(lb_vip->vip, &vip6));
+ }
+
+ struct match hairpin_match = MATCH_CATCHALL_INITIALIZER;
+ struct match hairpin_reply_match = MATCH_CATCHALL_INITIALIZER;
+
+ if (lb_vip->addr_family == AF_INET) {
+ ovs_be32 ip4;
+ ovs_assert(ip_parse(lb_backend->ip, &ip4));
+
+ match_set_dl_type(&hairpin_match, htons(ETH_TYPE_IP));
+ match_set_nw_src(&hairpin_match, ip4);
+ match_set_nw_dst(&hairpin_match, ip4);
+
+ match_set_dl_type(&hairpin_reply_match,
+ htons(ETH_TYPE_IP));
+ match_set_nw_src(&hairpin_reply_match, ip4);
+ match_set_nw_dst(&hairpin_reply_match, vip4);
+ } else {
+ struct in6_addr ip6;
+ ovs_assert(ipv6_parse(lb_backend->ip, &ip6));
+
+ match_set_dl_type(&hairpin_match, htons(ETH_TYPE_IPV6));
+ match_set_ipv6_src(&hairpin_match, &ip6);
+ match_set_ipv6_dst(&hairpin_match, &ip6);
+
+ match_set_dl_type(&hairpin_reply_match,
+ htons(ETH_TYPE_IPV6));
+ match_set_ipv6_src(&hairpin_reply_match, &ip6);
+ match_set_ipv6_dst(&hairpin_reply_match, &vip6);
+ }
+
+ if (lb_backend->port) {
+ match_set_nw_proto(&hairpin_match, lb_proto);
+ match_set_tp_dst(&hairpin_match, htons(lb_backend->port));
+
+ match_set_nw_proto(&hairpin_reply_match, lb_proto);
+ match_set_tp_src(&hairpin_reply_match,
+ htons(lb_backend->port));
+ }
+
+ for (size_t i = 0; i < lb->slb->n_datapaths; i++) {
+ match_set_metadata(&hairpin_match,
+ htonll(lb->slb->datapaths[i]->tunnel_key));
+ match_set_metadata(&hairpin_reply_match,
+ htonll(lb->slb->datapaths[i]->tunnel_key));
+
+ ofctrl_add_flow(flow_table, OFTABLE_CHK_LB_HAIRPIN, 100,
+ lb->slb->header_.uuid.parts[0], &hairpin_match,
+ &ofpacts, &lb->slb->header_.uuid);
+
+ ofctrl_add_flow(flow_table, OFTABLE_CHK_LB_HAIRPIN_REPLY, 100,
+ lb->slb->header_.uuid.parts[0],
+ &hairpin_reply_match,
+ &ofpacts, &lb->slb->header_.uuid);
+ }
+
+ ofpbuf_uninit(&ofpacts);
+}
+
+static void
+add_lb_ct_snat_vip_flows(struct ovn_lb *lb, struct lb_vip *lb_vip,
+ struct ovn_desired_flow_table *flow_table)
+{
+ ovs_be32 vip4;
+ struct in6_addr vip6;
+
+ if (lb_vip->addr_family == AF_INET) {
+ ovs_assert(ip_parse(lb_vip->vip, &vip4));
+ } else {
+ ovs_assert(ipv6_parse(lb_vip->vip, &vip6));
+ }
+
+ uint64_t stub[1024 / 8];
+ struct ofpbuf ofpacts = OFPBUF_STUB_INITIALIZER(stub);
+
+ struct ofpact_conntrack *ct = ofpact_put_CT(&ofpacts);
+ ct->recirc_table = NX_CT_RECIRC_NONE;
+ ct->zone_src.field = mf_from_id(MFF_LOG_SNAT_ZONE);
+ ct->zone_src.ofs = 0;
+ ct->zone_src.n_bits = 16;
+ ct->flags = NX_CT_F_COMMIT;
+ ct->alg = 0;
+
+ size_t nat_offset;
+ nat_offset = ofpacts.size;
+ ofpbuf_pull(&ofpacts, nat_offset);
+
+ struct ofpact_nat *nat = ofpact_put_NAT(&ofpacts);
+ nat->flags = NX_NAT_F_SRC;
+ nat->range_af = AF_UNSPEC;
+ if (lb_vip->addr_family == AF_INET) {
+ nat->range_af = AF_INET;
+ nat->range.addr.ipv4.min = vip4;
+ } else {
+ nat->range_af = AF_INET6;
+ nat->range.addr.ipv6.min = vip6;
+ }
+ ofpacts.header = ofpbuf_push_uninit(&ofpacts, nat_offset);
+ ofpact_finish(&ofpacts, &ct->ofpact);
+
+ struct match match = MATCH_CATCHALL_INITIALIZER;
+ if (lb_vip->addr_family == AF_INET) {
+ match_set_dl_type(&match, htons(ETH_TYPE_IP));
+ match_set_ct_nw_dst(&match, vip4);
+ } else {
+ match_set_dl_type(&match, htons(ETH_TYPE_IPV6));
+ match_set_ct_ipv6_dst(&match, &vip6);
+ }
+
+ uint32_t ct_state = OVS_CS_F_TRACKED | OVS_CS_F_DST_NAT;
+ match_set_ct_state_masked(&match, ct_state, ct_state);
+
+ for (size_t i = 0; i < lb->slb->n_datapaths; i++) {
+ match_set_metadata(&match,
+ htonll(lb->slb->datapaths[i]->tunnel_key));
+
+ ofctrl_add_flow(flow_table, OFTABLE_CT_SNAT_FOR_VIP, 100,
+ lb->slb->header_.uuid.parts[0],
+ &match, &ofpacts, &lb->slb->header_.uuid);
+ }
+
+ ofpbuf_uninit(&ofpacts);
+}
+
+static void
+consider_lb_hairpin_flows(const struct sbrec_load_balancer *sbrec_lb,
+ const struct hmap *local_datapaths,
+ struct ovn_desired_flow_table *flow_table)
+{
+ /* Check if we need to add flows or not. If there is one datapath
+ * in the local_datapaths, it means all the datapaths of the lb
+ * will be in the local_datapaths. */
+ size_t i;
+ for (i = 0; i < sbrec_lb->n_datapaths; i++) {
+ if (get_local_datapath(local_datapaths,
+ sbrec_lb->datapaths[i]->tunnel_key)) {
+ break;
+ }
+ }
+
+ if (i == sbrec_lb->n_datapaths) {
+ return;
+ }
+
+ struct ovn_lb *lb = ovn_sb_lb_create(sbrec_lb);
+ uint8_t lb_proto = IPPROTO_TCP;
+ if (lb->slb->protocol && lb->slb->protocol[0]) {
+ if (!strcmp(lb->slb->protocol, "udp")) {
+ lb_proto = IPPROTO_UDP;
+ } else if (!strcmp(lb->slb->protocol, "sctp")) {
+ lb_proto = IPPROTO_SCTP;
+ }
+ }
+
+ for (i = 0; i < lb->n_vips; i++) {
+ struct lb_vip *lb_vip = &lb->vips[i];
+
+ for (size_t j = 0; j < lb_vip->n_backends; j++) {
+ struct lb_vip_backend *lb_backend = &lb_vip->backends[j];
+ add_lb_vip_hairpin_flows(lb, lb_vip, lb_backend, lb_proto,
+ flow_table);
+ }
+
+ add_lb_ct_snat_vip_flows(lb, lb_vip, flow_table);
+ }
+
+ ovn_lb_destroy(lb);
+}
+
+/* Adds OpenFlow flows to flow tables for each Load balancer VIPs and
+ * backends to handle the load balanced hairpin traffic. */
+static void
+add_lb_hairpin_flows(const struct sbrec_load_balancer_table *lb_table,
+ const struct hmap *local_datapaths,
+ struct ovn_desired_flow_table *flow_table)
+{
+ const struct sbrec_load_balancer *lb;
+ SBREC_LOAD_BALANCER_TABLE_FOR_EACH (lb, lb_table) {
+ consider_lb_hairpin_flows(lb, local_datapaths, flow_table);
+ }
+}
+
/* Handles neighbor changes in mac_binding table. */
void
lflow_handle_changed_neighbors(
@@ -1197,6 +1400,8 @@ lflow_run(struct lflow_ctx_in *l_ctx_in, struct lflow_ctx_out *l_ctx_out)
add_neighbor_flows(l_ctx_in->sbrec_port_binding_by_name,
l_ctx_in->mac_binding_table, l_ctx_in->local_datapaths,
l_ctx_out->flow_table);
+ add_lb_hairpin_flows(l_ctx_in->lb_table, l_ctx_in->local_datapaths,
+ l_ctx_out->flow_table);
}
void
@@ -1256,6 +1461,15 @@ lflow_add_flows_for_datapath(const struct sbrec_datapath_binding *dp,
dhcp_opts_destroy(&dhcpv6_opts);
nd_ra_opts_destroy(&nd_ra_opts);
controller_event_opts_destroy(&controller_event_opts);
+
+ /* Add load balancer hairpin flows if the datapath has any load balancers
+ * associated. */
+ for (size_t i = 0; i < dp->n_load_balancers; i++) {
+ consider_lb_hairpin_flows(dp->load_balancers[i],
+ l_ctx_in->local_datapaths,
+ l_ctx_out->flow_table);
+ }
+
return handled;
}
@@ -1273,3 +1487,37 @@ lflow_handle_flows_for_lport(const struct sbrec_port_binding *pb,
return lflow_handle_changed_ref(REF_TYPE_PORTBINDING, pb_ref_name,
l_ctx_in, l_ctx_out, &changed);
}
+
+bool
+lflow_handle_changed_lbs(struct lflow_ctx_in *l_ctx_in,
+ struct lflow_ctx_out *l_ctx_out)
+{
+ const struct sbrec_load_balancer *lb;
+
+ SBREC_LOAD_BALANCER_TABLE_FOR_EACH_TRACKED (lb, l_ctx_in->lb_table) {
+ if (sbrec_load_balancer_is_deleted(lb)) {
+ VLOG_DBG("Remove hairpin flows for deleted load balancer "UUID_FMT,
+ UUID_ARGS(&lb->header_.uuid));
+ ofctrl_remove_flows(l_ctx_out->flow_table, &lb->header_.uuid);
+ }
+ }
+
+ SBREC_LOAD_BALANCER_TABLE_FOR_EACH_TRACKED (lb, l_ctx_in->lb_table) {
+ if (sbrec_load_balancer_is_deleted(lb)) {
+ continue;
+ }
+
+ if (!sbrec_load_balancer_is_new(lb)) {
+ VLOG_DBG("Remove hairpin flows for updated load balancer "UUID_FMT,
+ UUID_ARGS(&lb->header_.uuid));
+ ofctrl_remove_flows(l_ctx_out->flow_table, &lb->header_.uuid);
+ }
+
+ VLOG_DBG("Add load balancer hairpin flows for "UUID_FMT,
+ UUID_ARGS(&lb->header_.uuid));
+ consider_lb_hairpin_flows(lb, l_ctx_in->local_datapaths,
+ l_ctx_out->flow_table);
+ }
+
+ return true;
+}
@@ -68,6 +68,9 @@ struct uuid;
#define OFTABLE_LOG_TO_PHY 65
#define OFTABLE_MAC_BINDING 66
#define OFTABLE_MAC_LOOKUP 67
+#define OFTABLE_CHK_LB_HAIRPIN 68
+#define OFTABLE_CHK_LB_HAIRPIN_REPLY 69
+#define OFTABLE_CT_SNAT_FOR_VIP 70
/* The number of tables for the ingress and egress pipelines. */
#define LOG_PIPELINE_LEN 24
@@ -132,6 +135,7 @@ struct lflow_ctx_in {
const struct sbrec_logical_flow_table *logical_flow_table;
const struct sbrec_multicast_group_table *mc_group_table;
const struct sbrec_chassis *chassis;
+ const struct sbrec_load_balancer_table *lb_table;
const struct hmap *local_datapaths;
const struct shash *addr_sets;
const struct shash *port_groups;
@@ -160,7 +164,7 @@ void lflow_handle_changed_neighbors(
const struct sbrec_mac_binding_table *,
const struct hmap *local_datapaths,
struct ovn_desired_flow_table *);
-
+bool lflow_handle_changed_lbs(struct lflow_ctx_in *, struct lflow_ctx_out *);
void lflow_destroy(void);
void lflow_cache_init(struct hmap *);
@@ -790,7 +790,8 @@ ctrl_register_ovs_idl(struct ovsdb_idl *ovs_idl)
SB_NODE(logical_flow, "logical_flow") \
SB_NODE(dhcp_options, "dhcp_options") \
SB_NODE(dhcpv6_options, "dhcpv6_options") \
- SB_NODE(dns, "dns")
+ SB_NODE(dns, "dns") \
+ SB_NODE(load_balancer, "load_balancer")
enum sb_engine_node {
#define SB_NODE(NAME, NAME_STR) SB_##NAME,
@@ -1682,6 +1683,10 @@ static void init_lflow_ctx(struct engine_node *node,
(struct sbrec_multicast_group_table *)EN_OVSDB_GET(
engine_get_input("SB_multicast_group", node));
+ struct sbrec_load_balancer_table *lb_table =
+ (struct sbrec_load_balancer_table *)EN_OVSDB_GET(
+ engine_get_input("SB_load_balancer", node));
+
const char *chassis_id = chassis_get_id();
const struct sbrec_chassis *chassis = NULL;
struct ovsdb_idl_index *sbrec_chassis_by_name =
@@ -1713,6 +1718,7 @@ static void init_lflow_ctx(struct engine_node *node,
l_ctx_in->logical_flow_table = logical_flow_table;
l_ctx_in->mc_group_table = multicast_group_table;
l_ctx_in->chassis = chassis;
+ l_ctx_in->lb_table = lb_table;
l_ctx_in->local_datapaths = &rt_data->local_datapaths;
l_ctx_in->addr_sets = addr_sets;
l_ctx_in->port_groups = port_groups;
@@ -2131,6 +2137,23 @@ flow_output_runtime_data_handler(struct engine_node *node,
return true;
}
+static bool
+flow_output_sb_load_balancer_handler(struct engine_node *node, void *data)
+{
+ struct ed_type_runtime_data *rt_data =
+ engine_get_input_data("runtime_data", node);
+
+ struct ed_type_flow_output *fo = data;
+ struct lflow_ctx_in l_ctx_in;
+ struct lflow_ctx_out l_ctx_out;
+ init_lflow_ctx(node, rt_data, fo, &l_ctx_in, &l_ctx_out);
+
+ bool handled = lflow_handle_changed_lbs(&l_ctx_in, &l_ctx_out);
+
+ engine_set_node_state(node, EN_UPDATED);
+ return handled;
+}
+
struct ovn_controller_exit_args {
bool *exiting;
bool *restart;
@@ -2327,6 +2350,8 @@ main(int argc, char *argv[])
engine_add_input(&en_flow_output, &en_sb_dhcp_options, NULL);
engine_add_input(&en_flow_output, &en_sb_dhcpv6_options, NULL);
engine_add_input(&en_flow_output, &en_sb_dns, NULL);
+ engine_add_input(&en_flow_output, &en_sb_load_balancer,
+ flow_output_sb_load_balancer_handler);
engine_add_input(&en_ct_zones, &en_ovs_open_vswitch, NULL);
engine_add_input(&en_ct_zones, &en_ovs_bridge, NULL);
@@ -57,6 +57,7 @@ enum mff_log_flags_bits {
MLF_LOCAL_ONLY_BIT = 4,
MLF_NESTED_CONTAINER_BIT = 5,
MLF_LOOKUP_MAC_BIT = 6,
+ MLF_LOOKUP_LB_HAIRPIN_BIT = 7,
};
/* MFF_LOG_FLAGS_REG flag assignments */
@@ -88,6 +89,8 @@ enum mff_log_flags {
/* Indicate that the lookup in the mac binding table was successful. */
MLF_LOOKUP_MAC = (1 << MLF_LOOKUP_MAC_BIT),
+
+ MLF_LOOKUP_LB_HAIRPIN = (1 << MLF_LOOKUP_LB_HAIRPIN_BIT),
};
/* OVN logical fields
@@ -22581,3 +22581,472 @@ AT_CHECK([test "$encap_rec_mvtep" == "$encap_rec_mvtep1"], [0], [])
OVN_CLEANUP([hv1])
AT_CLEANUP
+
+AT_SETUP([ovn -- Load Balancer LS hairpin OF flows])
+ovn_start
+
+net_add n1
+
+sim_add hv1
+as hv1
+ovs-vsctl add-br br-phys
+ovn_attach n1 br-phys 192.168.0.1
+ovs-vsctl -- add-port br-int hv1-vif1 -- \
+ set interface hv1-vif1 external-ids:iface-id=sw0-p1 \
+ options:tx_pcap=hv1/vif1-tx.pcap \
+ options:rxq_pcap=hv1/vif1-rx.pcap \
+ ofport-request=1
+ovs-vsctl -- add-port br-int hv1-vif2 -- \
+ set interface hv1-vif2 external-ids:iface-id=sw1-p1 \
+ options:tx_pcap=hv1/vif2-tx.pcap \
+ options:rxq_pcap=hv1/vif2-rx.pcap \
+ ofport-request=2
+
+sim_add hv2
+as hv2
+ovs-vsctl add-br br-phys
+ovn_attach n1 br-phys 192.168.0.2
+ovs-vsctl -- add-port br-int hv2-vif1 -- \
+ set interface hv2-vif1 external-ids:iface-id=sw0-p2 \
+ options:tx_pcap=hv2/vif1-tx.pcap \
+ options:rxq_pcap=hv2/vif1-rx.pcap \
+ ofport-request=1
+ovs-vsctl -- add-port br-int hv1-vif2 -- \
+ set interface hv1-vif2 external-ids:iface-id=sw1-p2 \
+ options:tx_pcap=hv1/vif2-tx.pcap \
+ options:rxq_pcap=hv1/vif2-rx.pcap \
+ ofport-request=2
+
+check ovn-nbctl --wait=hv ls-add sw0
+check ovn-nbctl lsp-add sw0 sw0-p1 -- lsp-set-addresses sw0-p1 00:00:00:00:00:01
+
+check ovn-nbctl ls-add sw1
+check ovn-nbctl lsp-add sw1 sw1-p1 -- lsp-set-addresses sw1-p1 00:00:00:00:01:01
+
+OVS_WAIT_UNTIL([test x$(ovn-nbctl lsp-get-up sw0-p1) = xup])
+OVS_WAIT_UNTIL([test x$(ovn-nbctl lsp-get-up sw1-p1) = xup])
+
+check ovn-nbctl lb-add lb-ipv4-tcp 88.88.88.88:8080 42.42.42.1:4041 tcp
+check ovn-nbctl lb-add lb-ipv4-udp 88.88.88.88:4040 42.42.42.1:2021 udp
+check ovn-nbctl lb-add lb-ipv6-tcp [[8800::0088]]:8080 [[4200::1]]:4041 tcp
+check ovn-nbctl --wait=hv lb-add lb-ipv6-udp [[8800::0088]]:4040 [[4200::1]]:2021 udp
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=68], [0], [dnl
+NXST_FLOW reply (xid=0x8):
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=69], [0], [dnl
+NXST_FLOW reply (xid=0x8):
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=70], [0], [dnl
+NXST_FLOW reply (xid=0x8):
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=68], [0], [dnl
+NXST_FLOW reply (xid=0x8):
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=69], [0], [dnl
+NXST_FLOW reply (xid=0x8):
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=70], [0], [dnl
+NXST_FLOW reply (xid=0x8):
+])
+
+check ovn-nbctl --wait=hv ls-lb-add sw0 lb-ipv4-tcp
+
+OVS_WAIT_UNTIL(
+ [test $(as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 1]
+)
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | cut -d ' ' -f8-], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=69 | grep -v NXST | cut -d ' ' -f8-], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=70 | grep -v NXST | cut -d ' ' -f8-], [0], [dnl
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.88,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.88))
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=68], [0], [dnl
+NXST_FLOW reply (xid=0x8):
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=69], [0], [dnl
+NXST_FLOW reply (xid=0x8):
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=70], [0], [dnl
+NXST_FLOW reply (xid=0x8):
+])
+
+check ovn-nbctl lb-add lb-ipv4-tcp 88.88.88.90:8080 42.42.42.42:4041,52.52.52.52:4042 tcp
+
+OVS_WAIT_UNTIL(
+ [test $(as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 3]
+)
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=42.42.42.42,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=52.52.52.52,tp_dst=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=69 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=88.88.88.90,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=88.88.88.90,tp_src=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=70 | grep -v NXST | cut -d ' ' -f8-], [0], [dnl
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.88,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.90,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.90))
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=68], [0], [dnl
+NXST_FLOW reply (xid=0x8):
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=69], [0], [dnl
+NXST_FLOW reply (xid=0x8):
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=70], [0], [dnl
+NXST_FLOW reply (xid=0x8):
+])
+
+check ovn-nbctl lsp-add sw0 sw0-p2
+# hv2 should bind sw0-p2 and it should install the LB hairpin flows.
+OVS_WAIT_UNTIL([test x$(ovn-nbctl lsp-get-up sw0-p2) = xup])
+
+OVS_WAIT_UNTIL(
+ [test $(as hv2 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 3]
+)
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=42.42.42.42,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=52.52.52.52,tp_dst=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=69 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=88.88.88.90,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=88.88.88.90,tp_src=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=70 | grep -v NXST | cut -d ' ' -f8-], [0], [dnl
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.88,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.90,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.90))
+])
+
+check ovn-nbctl --wait=hv ls-lb-add sw0 lb-ipv4-udp
+
+OVS_WAIT_UNTIL(
+ [test $(as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 4]
+)
+
+OVS_WAIT_UNTIL(
+ [test $(as hv2 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 4]
+)
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=42.42.42.42,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=52.52.52.52,tp_dst=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=69 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=88.88.88.90,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=88.88.88.90,tp_src=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=70 | grep -v NXST | cut -d ' ' -f8-], [0], [dnl
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.88,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.90,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.90))
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=42.42.42.42,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=52.52.52.52,tp_dst=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=69 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=88.88.88.90,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=88.88.88.90,tp_src=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=70 | grep -v NXST | cut -d ' ' -f8-], [0], [dnl
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.88,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.90,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.90))
+])
+
+check ovn-nbctl --wait=hv ls-lb-add sw0 lb-ipv6-tcp
+
+OVS_WAIT_UNTIL(
+ [test $(as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 5]
+)
+
+OVS_WAIT_UNTIL(
+ [test $(as hv2 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 5]
+)
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=42.42.42.42,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=52.52.52.52,tp_dst=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=4200::1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=69 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=88.88.88.90,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=88.88.88.90,tp_src=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=8800::88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=70 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,ct_state=+trk+dnat,ct_ipv6_dst=8800::88,ipv6,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=8800::88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.88,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.90,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.90))
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=42.42.42.42,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=52.52.52.52,tp_dst=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=4200::1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=69 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=88.88.88.90,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=88.88.88.90,tp_src=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=8800::88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=70 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,ct_state=+trk+dnat,ct_ipv6_dst=8800::88,ipv6,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=8800::88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.88,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.90,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.90))
+])
+
+check ovn-nbctl --wait=hv ls-lb-add sw0 lb-ipv6-udp
+
+OVS_WAIT_UNTIL(
+ [test $(as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 6]
+)
+
+OVS_WAIT_UNTIL(
+ [test $(as hv2 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 6]
+)
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=42.42.42.42,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=52.52.52.52,tp_dst=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=4200::1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=4200::1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=69 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=88.88.88.90,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=88.88.88.90,tp_src=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=8800::88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=8800::88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=70 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,ct_state=+trk+dnat,ct_ipv6_dst=8800::88,ipv6,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=8800::88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.88,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.90,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.90))
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=42.42.42.42,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=52.52.52.52,tp_dst=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=4200::1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=4200::1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=69 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=88.88.88.90,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=88.88.88.90,tp_src=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=8800::88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=8800::88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=70 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,ct_state=+trk+dnat,ct_ipv6_dst=8800::88,ipv6,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=8800::88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.88,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.90,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.90))
+])
+
+check ovn-nbctl --wait=hv ls-lb-add sw1 lb-ipv6-udp
+
+OVS_WAIT_UNTIL(
+ [test $(as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 7]
+)
+
+OVS_WAIT_UNTIL(
+ [test $(as hv2 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 7]
+)
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=42.42.42.42,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=52.52.52.52,tp_dst=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=4200::1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=4200::1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x2,ipv6_src=4200::1,ipv6_dst=4200::1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=69 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=88.88.88.90,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=88.88.88.90,tp_src=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=8800::88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=8800::88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x2,ipv6_src=4200::1,ipv6_dst=8800::88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=70 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,ct_state=+trk+dnat,ct_ipv6_dst=8800::88,ipv6,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=8800::88))
+priority=100,ct_state=+trk+dnat,ct_ipv6_dst=8800::88,ipv6,metadata=0x2 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=8800::88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.88,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.90,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.90))
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=42.42.42.42,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=52.52.52.52,tp_dst=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=4200::1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=4200::1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x2,ipv6_src=4200::1,ipv6_dst=4200::1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=69 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=42.42.42.42,nw_dst=88.88.88.90,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp,metadata=0x1,nw_src=52.52.52.52,nw_dst=88.88.88.90,tp_src=4042 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,tcp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=8800::88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=8800::88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x2,ipv6_src=4200::1,ipv6_dst=8800::88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv2 ovs-ofctl dump-flows br-int table=70 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,ct_state=+trk+dnat,ct_ipv6_dst=8800::88,ipv6,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=8800::88))
+priority=100,ct_state=+trk+dnat,ct_ipv6_dst=8800::88,ipv6,metadata=0x2 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=8800::88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.88,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.90,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.90))
+])
+
+as hv2 ovs-vsctl del-port hv2-vif1
+OVS_WAIT_UNTIL([test x$(ovn-nbctl lsp-get-up sw0-p2) = xdown])
+
+# Trigger recompute on hv2 as sw0 will not be cleared from local_datapaths.
+as hv2 ovn-appctl -t ovn-controller recompute
+
+OVS_WAIT_UNTIL(
+ [test $(as hv2 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 0]
+)
+
+OVS_WAIT_UNTIL(
+ [test $(as hv2 ovs-ofctl dump-flows br-int table=69 | grep -v NXST | wc -l) -eq 0]
+)
+
+OVS_WAIT_UNTIL(
+ [test $(as hv2 ovs-ofctl dump-flows br-int table=70 | grep -v NXST | wc -l) -eq 0]
+)
+
+OVS_WAIT_UNTIL(
+ [test $(as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 7]
+)
+
+check ovn-nbctl --wait=hv lb-del lb-ipv4-tcp
+
+OVS_WAIT_UNTIL(
+ [test $(as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 4]
+)
+
+OVS_WAIT_UNTIL(
+ [test $(as hv2 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 0]
+)
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=4200::1,tp_dst=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=42.42.42.1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=4200::1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x2,ipv6_src=4200::1,ipv6_dst=4200::1,tp_dst=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=69 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,tcp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=8800::88,tp_src=4041 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp,metadata=0x1,nw_src=42.42.42.1,nw_dst=88.88.88.88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x1,ipv6_src=4200::1,ipv6_dst=8800::88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+priority=100,udp6,metadata=0x2,ipv6_src=4200::1,ipv6_dst=8800::88,tp_src=2021 actions=load:0x1->NXM_NX_REG10[[7]]
+])
+
+AT_CHECK([as hv1 ovs-ofctl dump-flows br-int table=70 | grep -v NXST | cut -d ' ' -f8- | sort], [0], [dnl
+priority=100,ct_state=+trk+dnat,ct_ipv6_dst=8800::88,ipv6,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=8800::88))
+priority=100,ct_state=+trk+dnat,ct_ipv6_dst=8800::88,ipv6,metadata=0x2 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=8800::88))
+priority=100,ct_state=+trk+dnat,ct_nw_dst=88.88.88.88,ip,metadata=0x1 actions=ct(commit,zone=NXM_NX_REG12[[0..15]],nat(src=88.88.88.88))
+])
+
+check ovn-nbctl --wait=hv ls-del sw0
+check ovn-nbctl --wait=hv ls-del sw1
+
+OVS_WAIT_UNTIL(
+ [test $(as hv1 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 0]
+)
+
+OVS_WAIT_UNTIL(
+ [test $(as hv1 ovs-ofctl dump-flows br-int table=69 | grep -v NXST | wc -l) -eq 0]
+)
+
+OVS_WAIT_UNTIL(
+ [test $(as hv1 ovs-ofctl dump-flows br-int table=70 | grep -v NXST | wc -l) -eq 0]
+)
+
+OVS_WAIT_UNTIL(
+ [test $(as hv2 ovs-ofctl dump-flows br-int table=68 | grep -v NXST | wc -l) -eq 0]
+)
+
+OVS_WAIT_UNTIL(
+ [test $(as hv2 ovs-ofctl dump-flows br-int table=69 | grep -v NXST | wc -l) -eq 0]
+)
+
+OVS_WAIT_UNTIL(
+ [test $(as hv2 ovs-ofctl dump-flows br-int table=70 | grep -v NXST | wc -l) -eq 0]
+)
+
+OVN_CLEANUP([hv1], [hv2])
+AT_CLEANUP