Hi, Thanks for review Em seg., 10 de nov. de 2025 às 09:50, Dumitru Ceara <[email protected]> escreveu:
> On 10/22/25 4:05 PM, Lucas Vargas Dias via dev wrote: > > FIN or FIN-ACK packets from client was dropping because the client > > side was using conntrack. Connection is in SYN_SENT state because the > > response from backends bypass the conntrack, when client sends a FIN > > or FIN-ACK, the conntrack is invalid and packet is dropped. > > To fix it, remove the client side from conntrack, calculating the hash > > from packet to choice the backend. > > REG_IDX_LB_STATELESS is used to store the index from backend. > > > > Signed-off-by: Lucas Vargas Dias <[email protected]> > > --- > > Hi Lucas, > > Thanks for the patch! > > > northd/lb.c | 3 + > > northd/lb.h | 1 + > > northd/northd.c | 278 +++++++++++++++++++++++++++++++------------- > > tests/multinode.at | 99 ++++++++++------ > > tests/ovn-northd.at | 218 ++++++++++++++++++++++++++++++++-- > > 5 files changed, 467 insertions(+), 132 deletions(-) > > > > diff --git a/northd/lb.c b/northd/lb.c > > index 919557ec4..2266d76e8 100644 > > --- a/northd/lb.c > > +++ b/northd/lb.c > > @@ -358,6 +358,9 @@ ovn_northd_lb_init(struct ovn_northd_lb *lb, > > } > > lb->affinity_timeout = affinity_timeout; > > > > + lb->use_stateless_nat = smap_get_bool(&nbrec_lb->options, > > + "use_stateless_nat", false); > > + > > const char *snat_ip = smap_get(&nbrec_lb->options, > "hairpin_snat_ip"); > > > > if (snat_ip && validate_snap_ip_address(snat_ip)) { > > diff --git a/northd/lb.h b/northd/lb.h > > index 43a8a1850..53dc4abf0 100644 > > --- a/northd/lb.h > > +++ b/northd/lb.h > > @@ -75,6 +75,7 @@ struct ovn_northd_lb { > > bool health_checks; > > > > char *hairpin_snat_ip; > > + bool use_stateless_nat; > > }; > > > > /* ovn-northd specific backend information. */ > > diff --git a/northd/northd.c b/northd/northd.c > > index 55e31659f..9da995cea 100644 > > --- a/northd/northd.c > > +++ b/northd/northd.c > > @@ -157,6 +157,7 @@ static bool vxlan_mode; > > #define REG_LB_PORT "reg2[0..15]" > > #define REG_CT_TP_DST "reg1[0..15]" > > #define REG_CT_PROTO "reg1[16..23]" > > +#define REG_IDX_LB_STATELESS "reg1[0..15]" > > > > /* Registers for ACL evaluation */ > > #define REGBIT_ACL_VERDICT_ALLOW "reg8[16]" > > @@ -12416,6 +12417,159 @@ lrouter_use_common_zone(const struct > ovn_datapath *od) > > return !od->is_gw_router && use_common_zone; > > } > > > > +static void > > +build_lrouter_flows_for_lb_stateless(struct lrouter_nat_lb_flows_ctx > *ctx, > > + struct ovn_datapath *od, > > + struct lflow_ref *lflow_ref, > > + struct ovn_port *dgp, > > + const char *meter) > > +{ > > + /* (NOTE) dnat_action: Add a new rule lr_in_dnat with backend IP > > + * and port action to skip conntrack completely. It is based on > > + * REG_IDX_LB_STATELESS which was calculated in lr_in_ct_extract. > > + * So, if the packet has VIP IP destination and port > > + * (if port was configured), it selecs a backend based on > > + * REG_IDX_LB_STATELESS. It works to multi-chassis and avoid to > > + * sync conntrack betweem them. > > + */ > > + struct ds new_action_stateless_nat = DS_EMPTY_INITIALIZER; > > + struct ds new_match_stateless_nat = DS_EMPTY_INITIALIZER; > > + if (!vector_is_empty(&ctx->lb_vip->backends) || > > + !ctx->lb_vip->empty_backend_rej) { > > + ds_put_format(&new_match_stateless_nat, > "is_chassis_resident(%s)", > > + dgp->cr_port->json_key); > > + } > > + > > + bool ipv4 = ctx->lb_vip->address_family == AF_INET; > > + const char *ip_match = ipv4 ? "ip4" : "ip6"; > > + ds_put_format(&new_match_stateless_nat, " && %s && %s.dst == %s", > > + ip_match, ip_match, ctx->lb_vip->vip_str); > > Nit: should be aligned one space to the left, under '&'. > I agree. > > > + if (ctx->lb_vip->port_str) { > > + ds_put_format(&new_match_stateless_nat, > > + " && %s && %s.dst == %s", > > + ctx->lb->proto, ctx->lb->proto, > > + ctx->lb_vip->port_str); > > + } > > + > > + const struct ovn_lb_backend *backend; > > + if (vector_len(&ctx->lb_vip->backends) == 1) { > > + backend = vector_get_ptr(&ctx->lb_vip->backends, 0); > > + ds_put_format(&new_action_stateless_nat, "%s.dst = %s; ", > > + ip_match, backend->ip_str); > > + if (ctx->lb_vip->port_str) { > > + ds_put_format(&new_action_stateless_nat, "%s.dst = %s; ", > > + ctx->lb->proto, backend->port_str); > > + } > > + ds_put_format(&new_action_stateless_nat, "next;"); > > + ovn_lflow_add_with_hint__(ctx->lflows, od, S_ROUTER_IN_DNAT, > > + ctx->prio, > > + ds_cstr(&new_match_stateless_nat), > > + ds_cstr(&new_action_stateless_nat), > > + NULL, meter, &ctx->lb->nlb->header_, > > + lflow_ref); > > + } > > + size_t match_len = new_match_stateless_nat.length; > > + size_t i = 0; > > + VECTOR_FOR_EACH_PTR (&ctx->lb_vip->backends, backend) { > > + if (vector_len(&ctx->lb_vip->backends) <= 1) { > > + break; > > + } > > + ds_put_format(&new_match_stateless_nat, " && " > > + REG_IDX_LB_STATELESS" == ""%"PRIuSIZE, i++); > > + ds_put_format(&new_action_stateless_nat, "%s.dst = %s; ", > > + ip_match, backend->ip_str); > > + if (ctx->lb_vip->port_str) { > > + ds_put_format(&new_action_stateless_nat, "%s.dst = %s; ", > > + ctx->lb->proto, backend->port_str); > > + } > > + ds_put_format(&new_action_stateless_nat, "next;"); > > + ovn_lflow_add_with_hint__(ctx->lflows, od, S_ROUTER_IN_DNAT, > > + ctx->prio, > > + ds_cstr(&new_match_stateless_nat), > > + ds_cstr(&new_action_stateless_nat), > > + NULL, meter, &ctx->lb->nlb->header_, > > + lflow_ref); > > + ds_clear(&new_action_stateless_nat); > > + ds_truncate(&new_match_stateless_nat, match_len); > > + } > > + > > + > > We leak 'new_match_stateless_nat' and 'new_action_stateless_nat' here. > As the system and unit tests were green it means we're not testing this > in non-multinode tests. Is that right? Can we add a small > ovn-northd.at test for this scenario too? > Actually, we are testing in "Load balancer with Distributed Gateway Ports (LB + DGP + NAT Stateless". > > > + if (vector_is_empty(&ctx->lb_vip->backends)) { > > + return; > > + } > > + > > + size_t undnat_match_len = ctx->undnat_match->length; > > + struct ds undnat_action = DS_EMPTY_INITIALIZER; > > + struct ds snat_action = DS_EMPTY_INITIALIZER; > > + > > + > > + /* undnat_action: Just follows the pipeline in the lr_out_undenat > NAT rule. > > + */ > > + ds_put_format(&undnat_action, "next;"); > > + > > + /* We need to centralize the LB traffic to properly perform > > + * the undnat stage. > > + */ > > + ds_put_format(ctx->undnat_match, ") && outport == %s", > dgp->json_key); > > + ds_clear(ctx->gw_redir_action); > > + ds_put_format(ctx->gw_redir_action, "outport = %s; next;", > > + dgp->cr_port->json_key); > > + > > + ovn_lflow_add_with_hint(ctx->lflows, od, S_ROUTER_IN_GW_REDIRECT, > > + 200, ds_cstr(ctx->undnat_match), > > + ds_cstr(ctx->gw_redir_action), > > + &ctx->lb->nlb->header_, > > + lflow_ref); > > + ds_truncate(ctx->undnat_match, undnat_match_len); > > + > > + ds_put_format(ctx->undnat_match, ") && (inport == %s || outport == > %s)" > > + " && is_chassis_resident(%s)", dgp->json_key, > dgp->json_key, > > + dgp->cr_port->json_key); > > Nit: this reads a bit weird to me, I'd write it as: > > ds_put_format(ctx->undnat_match, ") && (inport == %s || outport == %s)" > " && is_chassis_resident(%s)", > dgp->json_key, dgp->json_key, > dgp->cr_port->json_key); > > I agree. > > + > > + /* Use the LB protocol as matching criteria for out undnat and snat > when > > + * creating LBs with stateless NAT. */ > > + ds_put_format(ctx->undnat_match, " && %s", ctx->lb->proto); > > + > > + ovn_lflow_add_with_hint(ctx->lflows, od, S_ROUTER_OUT_UNDNAT, 120, > > + ds_cstr(ctx->undnat_match), > > + ds_cstr(&undnat_action), > &ctx->lb->nlb->header_, > > + lflow_ref); > > + > > + /* (NOTE) snat_action: Add a new rule lr_out_snat with LB VIP as > source > > + * IP action to perform stateless NAT pipeline completely when the > > + * outgoing packet is redirected to a chassis that does not have an > > + * active conntrack entry. Otherwise, it will not be SNATed by the > > + * ct_lb action because it does not refer to a valid created flow. > The > > + * use case for responding to a packet in different chassis is > multipath > > + * via ECMP. So, the LB lr_out_snat is created with a lower > priority than > > + * the other router pipeline entries, in this case, if the packet > is not > > + * SNATed by ct_lb (conntrack lost), it will be SNATed by the LB > > + * stateless NAT rule. Also, SNAT is performed only when the packet > > + * matches the configured LB backend IPs, ports and protocols. > Otherwise, > > + * the packet will be forwarded without SNAted interference. > > + */ > > + if (ctx->lb_vip->port_str) { > > + ds_put_format(&snat_action, "%s.src = %s; %s.src = %s; next;", > > + ctx->lb_vip->address_family == AF_INET6 ? > > + "ip6" : "ip4", > > We have the 'bool ipv4' variable, set earlier in the function. This could > be: > > ipv4 ? "ip4" : "ip6", > > I agree. > > + ctx->lb_vip->vip_str, ctx->lb->proto, > > + ctx->lb_vip->port_str); > > + } else { > > + ds_put_format(&snat_action, "%s.src = %s; next;", > > + ctx->lb_vip->address_family == AF_INET6 ? > > + "ip6" : "ip4", > > Same here. > > I agree. > > + ctx->lb_vip->vip_str); > > + } > > + ovn_lflow_add_with_hint(ctx->lflows, od, S_ROUTER_OUT_SNAT, 160, > > + ds_cstr(ctx->undnat_match), > > + ds_cstr(&snat_action), > &ctx->lb->nlb->header_, > > + lflow_ref); > > + > > + ds_truncate(ctx->undnat_match, undnat_match_len); > > + ds_destroy(&undnat_action); > > + ds_destroy(&snat_action); > > +} > > + > > static void > > build_distr_lrouter_nat_flows_for_lb(struct lrouter_nat_lb_flows_ctx > *ctx, > > enum lrouter_nat_lb_flow_type type, > > @@ -12424,60 +12578,34 @@ build_distr_lrouter_nat_flows_for_lb(struct > lrouter_nat_lb_flows_ctx *ctx, > > struct ovn_port *dgp, > > bool stateless_nat) > > { > > - struct ds dnat_action = DS_EMPTY_INITIALIZER; > > - > > /* Store the match lengths, so we can reuse the ds buffer. */ > > size_t new_match_len = ctx->new_match->length; > > size_t undnat_match_len = ctx->undnat_match->length; > > > > - /* (NOTE) dnat_action: Add the first LB backend IP as a destination > > - * action of the lr_in_dnat NAT rule. Including the backend IP is > useful > > - * for accepting packets coming from a chassis that does not have > > - * previously established conntrack entries. This means that the > actions > > - * (ip4.dst + ct_lb_mark) are executed in addition and ip4.dst is > not > > - * useful when traffic passes through the same chassis for > ingress/egress > > - * packets. However, the actions are complementary in cases where > traffic > > - * enters from one chassis, the ack response comes from another > chassis, > > - * and the final ack step of the TCP handshake comes from the first > > - * chassis used. Without using stateless NAT, the connection will > not be > > - * established because the return packet followed a path through > another > > - * chassis and only ct_lb_mark will not be able to receive the ack > and > > - * forward it to the right backend. With using stateless NAT, the > packet > > - * will be accepted and forwarded to the same backend that > corresponds to > > - * the previous conntrack entry that is in the SYN_SENT state > > - * (created by ct_lb_mark for the first rcv packet in this flow). > > - */ > > - if (stateless_nat) { > > - if (!vector_is_empty(&ctx->lb_vip->backends)) { > > - const struct ovn_lb_backend *backend = > > - vector_get_ptr(&ctx->lb_vip->backends, 0); > > - bool ipv6 = !IN6_IS_ADDR_V4MAPPED(&backend->ip); > > - ds_put_format(&dnat_action, "%s.dst = %s; ", ipv6 ? "ip6" : > "ip4", > > - backend->ip_str); > > - } > > - } > > - ds_put_format(&dnat_action, "%s", ctx->new_action[type]); > > - > > const char *meter = NULL; > > > > if (ctx->reject) { > > meter = copp_meter_get(COPP_REJECT, od->nbr->copp, > ctx->meter_groups); > > } > > > > + if (stateless_nat) { > > + return build_lrouter_flows_for_lb_stateless(ctx, od, lflow_ref, > > + dgp, meter); > > + } > > + > > if (!vector_is_empty(&ctx->lb_vip->backends) || > > !ctx->lb_vip->empty_backend_rej) { > > ds_put_format(ctx->new_match, " && is_chassis_resident(%s)", > > dgp->cr_port->json_key); > > } > > > > - ovn_lflow_add_with_hint__(ctx->lflows, od, S_ROUTER_IN_DNAT, > ctx->prio, > > - ds_cstr(ctx->new_match), > ds_cstr(&dnat_action), > > - NULL, meter, &ctx->lb->nlb->header_, > > - lflow_ref); > > + ovn_lflow_add_with_hint__(ctx->lflows, od, S_ROUTER_IN_DNAT, > > + ctx->prio, ds_cstr(ctx->new_match), > > + ctx->new_action[type], NULL, meter, > > + &ctx->lb->nlb->header_, lflow_ref); > > > > ds_truncate(ctx->new_match, new_match_len); > > > > - ds_destroy(&dnat_action); > > if (vector_is_empty(&ctx->lb_vip->backends)) { > > return; > > } > > @@ -12500,13 +12628,6 @@ build_distr_lrouter_nat_flows_for_lb(struct > lrouter_nat_lb_flows_ctx *ctx, > > break; > > } > > > > - /* undnat_action: Remove the ct action from the lr_out_undenat NAT > rule. > > - */ > > - if (stateless_nat) { > > - ds_clear(&undnat_action); > > - ds_put_format(&undnat_action, "next;"); > > - } > > - > > /* We need to centralize the LB traffic to properly perform > > * the undnat stage. > > */ > > @@ -12525,48 +12646,11 @@ build_distr_lrouter_nat_flows_for_lb(struct > lrouter_nat_lb_flows_ctx *ctx, > > ds_put_format(ctx->undnat_match, ") && (inport == %s || outport == > %s)" > > " && is_chassis_resident(%s)", dgp->json_key, > dgp->json_key, > > dgp->cr_port->json_key); > > - /* Use the LB protocol as matching criteria for out undnat and snat > when > > - * creating LBs with stateless NAT. */ > > - if (stateless_nat) { > > - ds_put_format(ctx->undnat_match, " && %s", ctx->lb->proto); > > - } > > ovn_lflow_add_with_hint(ctx->lflows, od, S_ROUTER_OUT_UNDNAT, 120, > > ds_cstr(ctx->undnat_match), > > ds_cstr(&undnat_action), > &ctx->lb->nlb->header_, > > lflow_ref); > > > > - /* (NOTE) snat_action: Add a new rule lr_out_snat with LB VIP as > source > > - * IP action to perform stateless NAT pipeline completely when the > > - * outgoing packet is redirected to a chassis that does not have an > > - * active conntrack entry. Otherwise, it will not be SNATed by the > > - * ct_lb action because it does not refer to a valid created flow. > The > > - * use case for responding to a packet in different chassis is > multipath > > - * via ECMP. So, the LB lr_out_snat is created with a lower > priority than > > - * the other router pipeline entries, in this case, if the packet > is not > > - * SNATed by ct_lb (conntrack lost), it will be SNATed by the LB > > - * stateless NAT rule. Also, SNAT is performed only when the packet > > - * matches the configured LB backend IPs, ports and protocols. > Otherwise, > > - * the packet will be forwarded without SNAted interference. > > - */ > > - if (stateless_nat) { > > - if (ctx->lb_vip->port_str) { > > - ds_put_format(&snat_action, "%s.src = %s; %s.src = %s; > next;", > > - ctx->lb_vip->address_family == AF_INET6 ? > > - "ip6" : "ip4", > > - ctx->lb_vip->vip_str, ctx->lb->proto, > > - ctx->lb_vip->port_str); > > - } else { > > - ds_put_format(&snat_action, "%s.src = %s; next;", > > - ctx->lb_vip->address_family == AF_INET6 ? > > - "ip6" : "ip4", > > - ctx->lb_vip->vip_str); > > - } > > - ovn_lflow_add_with_hint(ctx->lflows, od, S_ROUTER_OUT_SNAT, 160, > > - ds_cstr(ctx->undnat_match), > > - ds_cstr(&snat_action), > &ctx->lb->nlb->header_, > > - lflow_ref); > > - } > > - > > ds_truncate(ctx->undnat_match, undnat_match_len); > > ds_destroy(&undnat_action); > > ds_destroy(&snat_action); > > @@ -12726,8 +12810,7 @@ build_lrouter_nat_flows_for_lb( > > * lflow generation for them. > > */ > > size_t index; > > - bool use_stateless_nat = smap_get_bool(&lb->nlb->options, > > - "use_stateless_nat", false); > > + bool use_stateless_nat = lb->use_stateless_nat; > > DYNAMIC_BITMAP_FOR_EACH_1 (index, &lb_dps->nb_lr_map) { > > struct ovn_datapath *od = vector_get(&lr_datapaths->dps, index, > > struct ovn_datapath *); > > @@ -12876,21 +12959,48 @@ build_lrouter_defrag_flows_for_lb(struct > ovn_lb_datapaths *lb_dps, > > if (dynamic_bitmap_is_empty(&lb_dps->nb_lr_map)) { > > return; > > } > > + struct ds action = DS_EMPTY_INITIALIZER; > > > > for (size_t i = 0; i < lb_dps->lb->n_vips; i++) { > > struct ovn_lb_vip *lb_vip = &lb_dps->lb->vips[i]; > > bool ipv6 = lb_vip->address_family == AF_INET6; > > int prio = 100; > > - > > + enum ovn_stage stage = S_ROUTER_IN_DEFRAG; > > ds_clear(match); > > ds_put_format(match, "ip && ip%c.dst == %s", ipv6 ? '6' : '4', > > lb_vip->vip_str); > > - > > + if (lb_dps->lb->use_stateless_nat) { > > + stage = S_ROUTER_IN_CT_EXTRACT; > > + prio = 120; > > + if (vector_len(&lb_vip->backends) > 1) { > > + ds_put_format(&action, REG_IDX_LB_STATELESS" = > select("); > > + if (lb_dps->lb->selection_fields) { > > + ds_put_format(&action, "values=("); > > + } > > + for (size_t idx_backend = 0; idx_backend < > > + vector_len(&lb_vip->backends); > > + idx_backend++) { > > + ds_put_format(&action, "%"PRIuSIZE",", idx_backend); > > + } > > + ds_truncate(&action, action.length - 1); > > + if (lb_dps->lb->selection_fields) { > > + ds_put_format(&action, "); hash_fields=\"%s\"", > > + lb_dps->lb->selection_fields); > > + } > > + ds_put_format(&action,");"); > > + } else { > > + ds_put_format(&action, "next;"); > > + } > > Maybe extract this part into a function for stateless-nat LBs like > we do with the other functions that build logical flows for such > load balancers? > > I agree. > > + } else { > > + ds_put_format(&action, "ct_dnat;"); > > + } > > ovn_lflow_add_with_dp_group( > > lflows, lb_dps->nb_lr_map.map, ods_size(lr_datapaths), > > - S_ROUTER_IN_DEFRAG, prio, ds_cstr(match), "ct_dnat;", > > + stage, prio, ds_cstr(match), ds_cstr(&action), > > &lb_dps->lb->nlb->header_, lb_dps->lflow_ref); > > + ds_clear(&action); > > } > > + ds_destroy(&action); > > } > > > > static void > > diff --git a/tests/multinode.at b/tests/multinode.at > > index a2c8e3f55..c4ec71481 100644 > > --- a/tests/multinode.at > > +++ b/tests/multinode.at > > @@ -1643,6 +1643,7 @@ check multinode_nbctl ls-lb-add sw0 lb0 > > > > # Set use_stateless_nat to true > > check multinode_nbctl set load_balancer lb0 > options:use_stateless_nat=true > > +check multinode_nbctl set load_balancer lb0 > selection_fields="ip_src,tp_src,ip_dst,tp_dst" > > > > # Start backend http services > > M_NS_DAEMONIZE([ovn-chassis-1], [sw0p1], [python3 -m http.server --bind > 10.0.1.3 80 >/dev/null 2>&1], [http1.pid]) > > @@ -1674,14 +1675,12 @@ m_as ovn-gw-2 ovs-appctl dpctl/flush-conntrack > > M_NS_EXEC([ovn-chassis-3], [publicp1], [sh -c 'curl -v 172.16.0.100:80 > --retry 0 --connect-timeout 1 --max-time 1 --local-port 59001']) > > OVS_WAIT_FOR_OUTPUT([m_as ovn-gw-1 ovs-appctl dpctl/dump-conntrack | > M_FORMAT_CT(20.0.1.3) | \ > > grep tcp | sed -E -e 's/10.0.1.3|10.0.1.4/<cleared>/g' | sort], [0], > [dnl > > > -tcp,orig=(src=20.0.1.3,dst=<cleared>,sport=59001,dport=80),reply=(src=<cleared>,dst=20.0.1.3,sport=80,dport=59001),zone=<cleared>,mark=<cleared>,protoinfo=(state=<cleared>) > > > tcp,orig=(src=20.0.1.3,dst=<cleared>,sport=59001,dport=80),reply=(src=<cleared>,dst=20.0.1.3,sport=80,dport=59001),zone=<cleared>,protoinfo=(state=<cleared>) > > ]) > > > > M_NS_EXEC([ovn-chassis-4], [publicp2], [sh -c 'curl -v 172.16.0.100:80 > --retry 0 --connect-timeout 1 --max-time 1 --local-port 59000']) > > OVS_WAIT_FOR_OUTPUT([m_as ovn-gw-2 ovs-appctl dpctl/dump-conntrack | > M_FORMAT_CT(30.0.1.3) | \ > > grep tcp | sed -E -e 's/10.0.1.3|10.0.1.4/<cleared>/g' | sort], [0], > [dnl > > > -tcp,orig=(src=30.0.1.3,dst=<cleared>,sport=59000,dport=80),reply=(src=<cleared>,dst=30.0.1.3,sport=80,dport=59000),zone=<cleared>,mark=<cleared>,protoinfo=(state=<cleared>) > > > tcp,orig=(src=30.0.1.3,dst=<cleared>,sport=59000,dport=80),reply=(src=<cleared>,dst=30.0.1.3,sport=80,dport=59000),zone=<cleared>,protoinfo=(state=<cleared>) > > ]) > > > > @@ -1712,7 +1711,6 @@ Connected to 172.16.0.100 (172.16.0.100) port 80 > > # Check if we have only one backend for the same connection - orig + > dest ports > > OVS_WAIT_FOR_OUTPUT([echo -e $gw1_ct | M_FORMAT_CT(20.0.1.3) | \ > > grep tcp | sed -E -e 's/10.0.1.3|10.0.1.4/<cleared>/g' | sort], [0], > [dnl > > > -tcp,orig=(src=20.0.1.3,dst=<cleared>,sport=59004,dport=80),reply=(src=<cleared>,dst=20.0.1.3,sport=80,dport=59004),zone=<cleared>,mark=<cleared>,protoinfo=(state=<cleared>) > > > tcp,orig=(src=20.0.1.3,dst=<cleared>,sport=59004,dport=80),reply=(src=<cleared>,dst=20.0.1.3,sport=80,dport=59004),zone=<cleared>,protoinfo=(state=<cleared>) > > ]) > > > > @@ -1778,7 +1776,6 @@ Connected to 172.16.0.100 (172.16.0.100) port 80 > > # Check if we have only one backend for the same connection - orig + > dest ports > > OVS_WAIT_FOR_OUTPUT([echo -e $gw1_ct | M_FORMAT_CT(20.0.1.3) | \ > > grep tcp | sed -E -e 's/10.0.1.3|10.0.1.4/<cleared>/g' | sort], [0], > [dnl > > > -tcp,orig=(src=20.0.1.3,dst=<cleared>,sport=59005,dport=80),reply=(src=<cleared>,dst=20.0.1.3,sport=80,dport=59005),zone=<cleared>,mark=<cleared>,protoinfo=(state=<cleared>) > > > tcp,orig=(src=20.0.1.3,dst=<cleared>,sport=59005,dport=80),reply=(src=<cleared>,dst=20.0.1.3,sport=80,dport=59005),zone=<cleared>,protoinfo=(state=<cleared>) > > ]) > > > > @@ -1834,7 +1831,6 @@ Connected to 172.16.0.100 (172.16.0.100) port 80 > > # Check if we have only one backend for the same connection - orig + > dest ports > > OVS_WAIT_FOR_OUTPUT([echo -e $gw2_ct | M_FORMAT_CT(30.0.1.3) | \ > > grep tcp | sed -E -e 's/10.0.1.3|10.0.1.4/<cleared>/g' | sort], [0], > [dnl > > > -tcp,orig=(src=30.0.1.3,dst=<cleared>,sport=59006,dport=80),reply=(src=<cleared>,dst=30.0.1.3,sport=80,dport=59006),zone=<cleared>,mark=<cleared>,protoinfo=(state=<cleared>) > > > tcp,orig=(src=30.0.1.3,dst=<cleared>,sport=59006,dport=80),reply=(src=<cleared>,dst=30.0.1.3,sport=80,dport=59006),zone=<cleared>,protoinfo=(state=<cleared>) > > ]) > > > > @@ -1900,7 +1896,6 @@ Connected to 172.16.0.100 (172.16.0.100) port 80 > > # Check if we have only one backend for the same connection - orig + > dest ports > > OVS_WAIT_FOR_OUTPUT([echo -e $gw2_ct | M_FORMAT_CT(30.0.1.3) | \ > > grep tcp | sed -E -e 's/10.0.1.3|10.0.1.4/<cleared>/g' | sort], [0], > [dnl > > > -tcp,orig=(src=30.0.1.3,dst=<cleared>,sport=59007,dport=80),reply=(src=<cleared>,dst=30.0.1.3,sport=80,dport=59007),zone=<cleared>,mark=<cleared>,protoinfo=(state=<cleared>) > > > tcp,orig=(src=30.0.1.3,dst=<cleared>,sport=59007,dport=80),reply=(src=<cleared>,dst=30.0.1.3,sport=80,dport=59007),zone=<cleared>,protoinfo=(state=<cleared>) > > ]) > > > > @@ -1987,7 +1982,6 @@ M_NS_EXEC([ovn-chassis-3], [publicp1], [sh -c > 'curl -v -O 172.16.0.100:9000/down > > OVS_WAIT_FOR_OUTPUT([m_as ovn-gw-1 ovs-appctl dpctl/dump-conntrack | > M_FORMAT_CT(20.0.1.3) | \ > > grep tcp | sed -E -e 's/10.0.1.3|10.0.1.4/<cleared>/g' | sort], [0], > [dnl > > > tcp,orig=(src=20.0.1.3,dst=<cleared>,sport=59008,dport=80),reply=(src=<cleared>,dst=20.0.1.3,sport=80,dport=59008),zone=<cleared>,protoinfo=(state=<cleared>) > > > -tcp,orig=(src=20.0.1.3,dst=<cleared>,sport=59008,dport=9000),reply=(src=<cleared>,dst=20.0.1.3,sport=80,dport=59008),zone=<cleared>,mark=<cleared>,protoinfo=(state=<cleared>) > > ]) > > > > OVS_WAIT_FOR_OUTPUT([m_as ovn-chassis-3 cat -v curl.out | > M_FORMAT_CURL([172.16.0.100], [9000])], [0], [dnl > > @@ -2003,7 +1997,6 @@ M_NS_EXEC([ovn-chassis-4], [publicp2], [sh -c > 'curl -v -O 172.16.0.100:9000/down > > OVS_WAIT_FOR_OUTPUT([m_as ovn-gw-2 ovs-appctl dpctl/dump-conntrack | > M_FORMAT_CT(30.0.1.3) | \ > > grep tcp | sed -E -e 's/10.0.1.3|10.0.1.4/<cleared>/g' | sort], [0], > [dnl > > > tcp,orig=(src=30.0.1.3,dst=<cleared>,sport=59008,dport=80),reply=(src=<cleared>,dst=30.0.1.3,sport=80,dport=59008),zone=<cleared>,protoinfo=(state=<cleared>) > > > -tcp,orig=(src=30.0.1.3,dst=<cleared>,sport=59008,dport=9000),reply=(src=<cleared>,dst=30.0.1.3,sport=80,dport=59008),zone=<cleared>,mark=<cleared>,protoinfo=(state=<cleared>) > > ]) > > > > OVS_WAIT_FOR_OUTPUT([m_as ovn-chassis-3 cat -v curl.out | > M_FORMAT_CURL([172.16.0.100], [9000])], [0], [dnl > > @@ -2036,14 +2029,14 @@ done > > # | > > # > +.............................|.............................+ > > # | > | > > -# DGP publicp3 (ovn-gw-3) (20.0.2.3/24) DGP > publicp4 (ovn-gw-4) (20.0.2.4/24) > > +# DGP publicp3 (ovn-gw-3) (20.0.1.2/24) DGP > publicp4 (ovn-gw-4) (20.0.2.4/24) > > # | > | > > # > +.............................+.............................+ > > -# | > > -# | (overlay) > > +# | > | > > +# | (public_right) > (public_left)| > > # > +.............................+.............................+ > > # | > | > > -# DGP public1 (ovn-gw-1) (20.0.2.1/24) DGP > public2 (ovn-gw-2) (20.0.2.2/24) > > +# DGP public1 (ovn-gw-1) (20.0.1.1/24) DGP > public2 (ovn-gw-2) (20.0.2.2/24) > > # | > | > > # > +.............................+.............................+ > > # | > > @@ -2100,17 +2093,18 @@ check multinode_nbctl lsp-set-addresses sw0-lr0 > router > > check multinode_nbctl lsp-set-options sw0-lr0 router-port=lr0-sw0 > > > > # create external connection for N/S traffic using multiple DGPs > > -check multinode_nbctl ls-add public > > +check multinode_nbctl ls-add public_right > > +check multinode_nbctl ls-add public_left > > > > # create external connection for N/S traffic > > # DGP public1 > > -check multinode_nbctl lsp-add public ln-public-1 > > +check multinode_nbctl lsp-add public_right ln-public-1 > > This file needs a small rebase now that the patch adding the new > "lsp-add-localnet-port" nbctl helper has been merged to main. > > It should be relatively straightforward to rebase though. > > > check multinode_nbctl lsp-set-type ln-public-1 localnet > > check multinode_nbctl lsp-set-addresses ln-public-1 unknown > > check multinode_nbctl lsp-set-options ln-public-1 network_name=public1 > > > > # DGP public2 > > -check multinode_nbctl lsp-add public ln-public-2 > > +check multinode_nbctl lsp-add public_left ln-public-2 > > check multinode_nbctl lsp-set-type ln-public-2 localnet > > check multinode_nbctl lsp-set-addresses ln-public-2 unknown > > check multinode_nbctl lsp-set-options ln-public-2 network_name=public2 > > @@ -2121,8 +2115,8 @@ m_as ovn-gw-1 ovs-vsctl set open . > external-ids:ovn-bridge-mappings=public1:br-e > > # Attach DGP public2 to GW-2 public2 (overlay connectivity) > > m_as ovn-gw-2 ovs-vsctl set open . > external-ids:ovn-bridge-mappings=public2:br-ex > > > > -check multinode_nbctl lrp-add lr0 lr0-public-p1 40:54:00:00:00:01 > 20.0.2.1/24 2000::1/64 > > -check multinode_nbctl lsp-add public public-lr0-p1 > > +check multinode_nbctl lrp-add lr0 lr0-public-p1 40:54:00:00:00:01 > 20.0.1.1/24 2000::1/64 > > +check multinode_nbctl lsp-add public_right public-lr0-p1 > > check multinode_nbctl lsp-set-type public-lr0-p1 router > > check multinode_nbctl lsp-set-addresses public-lr0-p1 router > > check multinode_nbctl lsp-set-options public-lr0-p1 > router-port=lr0-public-p1 > > @@ -2130,13 +2124,13 @@ check multinode_nbctl lrp-set-gateway-chassis > lr0-public-p1 ovn-gw-1 10 > > > > m_wait_for_ports_up > > > > -M_NS_CHECK_EXEC([ovn-chassis-1], [sw0p1], [ping -q -c 3 -i 0.3 -w 2 > 20.0.2.1 | FORMAT_PING], \ > > +M_NS_CHECK_EXEC([ovn-chassis-1], [sw0p1], [ping -q -c 3 -i 0.3 -w 2 > 20.0.1.1 | FORMAT_PING], \ > > [0], [dnl > > 3 packets transmitted, 3 received, 0% packet loss, time 0ms > > ]) > > > > check multinode_nbctl lrp-add lr0 lr0-public-p2 40:54:00:00:00:02 > 20.0.2.2/24 2000::2/64 > > -check multinode_nbctl lsp-add public public-lr0-p2 > > +check multinode_nbctl lsp-add public_left public-lr0-p2 > > check multinode_nbctl lsp-set-type public-lr0-p2 router > > check multinode_nbctl lsp-set-addresses public-lr0-p2 router > > check multinode_nbctl lsp-set-options public-lr0-p2 > router-port=lr0-public-p2 > > @@ -2157,7 +2151,7 @@ check multinode_nbctl lsp-set-options sw1-lr1 > router-port=lr1-sw1 > > > > # create external connection for N/S traffic > > # DGP public3 > > -check multinode_nbctl lsp-add public ln-public-3 > > +check multinode_nbctl lsp-add public_right ln-public-3 > > check multinode_nbctl lsp-set-type ln-public-3 localnet > > check multinode_nbctl lsp-set-addresses ln-public-3 unknown > > check multinode_nbctl lsp-set-options ln-public-3 network_name=public3 > > @@ -2165,8 +2159,8 @@ check multinode_nbctl lsp-set-options ln-public-3 > network_name=public3 > > # Attach DGP public3 to GW-3 public3 (overlay connectivity) > > m_as ovn-gw-3 ovs-vsctl set open . > external-ids:ovn-bridge-mappings=public3:br-ex > > > > -check multinode_nbctl lrp-add lr1 lr1-public-p3 40:54:00:00:00:03 > 20.0.2.3/24 2000::3/64 > > -check multinode_nbctl lsp-add public public-lr1-p3 > > +check multinode_nbctl lrp-add lr1 lr1-public-p3 40:54:00:00:00:03 > 20.0.1.2/24 2000::3/64 > > +check multinode_nbctl lsp-add public_right public-lr1-p3 > > check multinode_nbctl lsp-set-type public-lr1-p3 router > > check multinode_nbctl lsp-set-addresses public-lr1-p3 router > > check multinode_nbctl lsp-set-options public-lr1-p3 > router-port=lr1-public-p3 > > @@ -2177,21 +2171,16 @@ M_NS_CHECK_EXEC([ovn-chassis-3], [sw1p1], [ping > -q -c 3 -i 0.3 -w 2 40.0.2.1 | F > > 3 packets transmitted, 3 received, 0% packet loss, time 0ms > > ]) > > > > -M_NS_CHECK_EXEC([ovn-chassis-3], [sw1p1], [ping -q -c 3 -i 0.3 -w 2 > 20.0.2.3 | FORMAT_PING], \ > > +M_NS_CHECK_EXEC([ovn-chassis-3], [sw1p1], [ping -q -c 3 -i 0.3 -w 2 > 20.0.1.2 | FORMAT_PING], \ > > [0], [dnl > > 3 packets transmitted, 3 received, 0% packet loss, time 0ms > > ]) > > > > # Add a default route for multiple DGPs using ECMP - first step > > -check multinode_nbctl --ecmp lr-route-add lr0 0.0.0.0/0 20.0.2.3 > > -check multinode_nbctl --ecmp lr-route-add lr1 0.0.0.0/0 20.0.2.1 > > - > > -# Add SNAT rules using gateway-port > > -check multinode_nbctl --gateway-port lr0-public-p1 lr-nat-add lr0 snat > 20.0.2.1 10.0.2.0/24 > > -check multinode_nbctl --gateway-port lr0-public-p2 lr-nat-add lr0 snat > 20.0.2.2 10.0.2.0/24 > > -check multinode_nbctl --gateway-port lr1-public-p3 lr-nat-add lr1 snat > 20.0.2.3 40.0.2.0/24 > > +check multinode_nbctl --ecmp lr-route-add lr0 0.0.0.0/0 20.0.1.2 > > +check multinode_nbctl --ecmp lr-route-add lr1 0.0.0.0/0 20.0.1.1 > > > > -M_NS_CHECK_EXEC([ovn-chassis-3], [sw1p1], [ping -q -c 3 -i 0.3 -w 2 > 20.0.2.1 | FORMAT_PING], \ > > +M_NS_CHECK_EXEC([ovn-chassis-3], [sw1p1], [ping -q -c 3 -i 0.3 -w 2 > 20.0.1.1 | FORMAT_PING], \ > > [0], [dnl > > 3 packets transmitted, 3 received, 0% packet loss, time 0ms > > ]) > > @@ -2203,7 +2192,7 @@ M_NS_CHECK_EXEC([ovn-chassis-3], [sw1p1], [ping -q > -c 3 -i 0.3 -w 2 20.0.2.2 | F > > > > # Configure the second DGP for the lr1 > > # DGP public4 > > -check multinode_nbctl lsp-add public ln-public-4 > > +check multinode_nbctl lsp-add public_left ln-public-4 > > check multinode_nbctl lsp-set-type ln-public-4 localnet > > check multinode_nbctl lsp-set-addresses ln-public-4 unknown > > check multinode_nbctl lsp-set-options ln-public-4 network_name=public4 > > @@ -2212,7 +2201,7 @@ check multinode_nbctl lsp-set-options ln-public-4 > network_name=public4 > > m_as ovn-gw-4 ovs-vsctl set open . > external-ids:ovn-bridge-mappings=public4:br-ex > > > > check multinode_nbctl lrp-add lr1 lr1-public-p4 40:54:00:00:00:04 > 20.0.2.4/24 2000::4/64 > > -check multinode_nbctl lsp-add public public-lr1-p4 > > +check multinode_nbctl lsp-add public_left public-lr1-p4 > > check multinode_nbctl lsp-set-type public-lr1-p4 router > > check multinode_nbctl lsp-set-addresses public-lr1-p4 router > > check multinode_nbctl lsp-set-options public-lr1-p4 > router-port=lr1-public-p4 > > @@ -2223,9 +2212,6 @@ M_NS_CHECK_EXEC([ovn-chassis-3], [sw1p1], [ping -q > -c 3 -i 0.3 -w 2 20.0.2.4 | F > > 3 packets transmitted, 3 received, 0% packet loss, time 0ms > > ]) > > > > -# Add SNAT rules using gateway-port > > -check multinode_nbctl --gateway-port lr1-public-p4 lr-nat-add lr1 snat > 20.0.2.4 40.0.2.0/24 > > - > > # Add a default route for multiple DGPs using ECMP - second step > (multipath) > > check multinode_nbctl --ecmp lr-route-add lr0 0.0.0.0/0 20.0.2.4 > > check multinode_nbctl --ecmp lr-route-add lr1 0.0.0.0/0 20.0.2.2 > > @@ -2359,36 +2345,77 @@ fi > > # Set use_stateless_nat to true > > # Now, if the traffic passes through both gateways (GW-1 and GW-2) it > will be forwarded successfully > > check multinode_nbctl set load_balancer lb0 > options:use_stateless_nat=true > > +check multinode_nbctl --wait=sb set load_balancer lb0 > selection_fields="ip_src,tp_src,ip_dst,tp_dst" > > > > # Check the flows again for the LB VIP - always needs to be successful > regardless of the datapath (one or two gw chassis) > > M_NS_EXEC([ovn-chassis-3], [sw1p1], [sh -c 'curl -v -O > 172.16.0.100:80/download_file --retry 0 --connect-timeout 1 --max-time 1 > 2>curl.out']) > > +M_NS_EXEC([ovn-chassis-1], [sw0p1], [sh -c 'ss -nn >connections.out']) > > +M_NS_EXEC([ovn-chassis-2], [sw0p2], [sh -c 'ss -nn >connections.out']) > > > > OVS_WAIT_FOR_OUTPUT([m_as ovn-chassis-3 cat -v curl.out | > M_FORMAT_CURL([172.16.0.100], [80])], [0], [dnl > > Connected to 172.16.0.100 (172.16.0.100) port 80 > > 200 OK > > ]) > > > > +OVS_WAIT_FOR_OUTPUT([m_as ovn-chassis-1 cat connections.out | grep > "FIN-WAIT-2" | wc -l], [0], [dnl > > +0 > > +]) > > + > > +OVS_WAIT_FOR_OUTPUT([m_as ovn-chassis-2 cat connections.out | grep > "FIN-WAIT-2" | wc -l], [0], [dnl > > +0 > > +]) > > + > > M_NS_EXEC([ovn-chassis-3], [sw1p1], [sh -c 'curl -v -O > 172.16.0.100:80/download_file --retry 0 --connect-timeout 1 --max-time 1 > 2>curl.out']) > > +M_NS_EXEC([ovn-chassis-1], [sw0p1], [sh -c 'ss -nn >connections.out']) > > +M_NS_EXEC([ovn-chassis-2], [sw0p2], [sh -c 'ss -nn >connections.out']) > > > > OVS_WAIT_FOR_OUTPUT([m_as ovn-chassis-3 cat -v curl.out | > M_FORMAT_CURL([172.16.0.100], [80])], [0], [dnl > > Connected to 172.16.0.100 (172.16.0.100) port 80 > > 200 OK > > ]) > > > > +OVS_WAIT_FOR_OUTPUT([m_as ovn-chassis-1 cat connections.out | grep > "FIN-WAIT-2" | wc -l], [0], [dnl > > +0 > > +]) > > + > > +OVS_WAIT_FOR_OUTPUT([m_as ovn-chassis-2 cat connections.out | grep > "FIN-WAIT-2" | wc -l], [0], [dnl > > +0 > > +]) > > + > > M_NS_EXEC([ovn-chassis-3], [sw1p1], [sh -c 'curl -v -O > 172.16.0.100:80/download_file --retry 0 --connect-timeout 1 --max-time 1 > 2>curl.out']) > > +M_NS_EXEC([ovn-chassis-1], [sw0p1], [sh -c 'ss -nn >connections.out']) > > +M_NS_EXEC([ovn-chassis-2], [sw0p2], [sh -c 'ss -nn >connections.out']) > > > > OVS_WAIT_FOR_OUTPUT([m_as ovn-chassis-3 cat -v curl.out | > M_FORMAT_CURL([172.16.0.100], [80])], [0], [dnl > > Connected to 172.16.0.100 (172.16.0.100) port 80 > > 200 OK > > ]) > > > > +OVS_WAIT_FOR_OUTPUT([m_as ovn-chassis-1 cat connections.out | grep > "FIN-WAIT-2" | wc -l], [0], [dnl > > +0 > > +]) > > + > > +OVS_WAIT_FOR_OUTPUT([m_as ovn-chassis-2 cat connections.out | grep > "FIN-WAIT-2" | wc -l], [0], [dnl > > +0 > > +]) > > + > > M_NS_EXEC([ovn-chassis-3], [sw1p1], [sh -c 'curl -v -O > 172.16.0.100:80/download_file --retry 0 --connect-timeout 1 --max-time 1 > 2>curl.out']) > > +M_NS_EXEC([ovn-chassis-1], [sw0p1], [sh -c 'ss -nn >connections.out']) > > +M_NS_EXEC([ovn-chassis-2], [sw0p2], [sh -c 'ss -nn >connections.out']) > > > > OVS_WAIT_FOR_OUTPUT([m_as ovn-chassis-3 cat -v curl.out | > M_FORMAT_CURL([172.16.0.100], [80])], [0], [dnl > > Connected to 172.16.0.100 (172.16.0.100) port 80 > > 200 OK > > ]) > > > > +OVS_WAIT_FOR_OUTPUT([m_as ovn-chassis-1 cat connections.out | grep > "FIN-WAIT-2" | wc -l], [0], [dnl > > +0 > > +]) > > + > > +OVS_WAIT_FOR_OUTPUT([m_as ovn-chassis-2 cat connections.out | grep > "FIN-WAIT-2" | wc -l], [0], [dnl > > +0 > > +]) > > + > > # Direct backend traffic using the same LB ports needs to be dropped > > M_NS_EXEC([ovn-chassis-3], [sw1p1], [sh -c 'curl -v -O > 10.0.2.3:80/download_file --retry 0 --connect-timeout 1 --max-time 1 > 2>curl.out']) > > > > diff --git a/tests/ovn-northd.at b/tests/ovn-northd.at > > index fd572a023..5c9cc5cca 100644 > > --- a/tests/ovn-northd.at > > +++ b/tests/ovn-northd.at > > @@ -14533,14 +14533,66 @@ ovn-sbctl dump-flows lr1 > lr1flows > > AT_CAPTURE_FILE([lr1flows]) > > > > # Check stateless NAT rules for load balancer with multiple DGP > > -# 1. Check if the backend IPs are in the ipX.dst action > > +# 1. Check if the reg1[0..15] will select one of backends > > +AT_CHECK([grep "lr_in_ct_extract" lr1flows | ovn_strip_lflows | grep > "30.0.0.1"], [0], [dnl > > + table=??(lr_in_ct_extract ), priority=120 , match=(ip && ip4.dst > == 30.0.0.1), action=(reg1[[0..15]] = select(0,1,2);) > > +]) > > + > > +# 2. Check if the backend IPs are in the ipX.dst action > > AT_CHECK([grep "lr_in_dnat" lr1flows | ovn_strip_lflows | grep > "30.0.0.1"], [0], [dnl > > - table=??(lr_in_dnat ), priority=110 , match=(ct.new && > !ct.rel && ip4 && ip4.dst == 30.0.0.1 && > is_chassis_resident("cr-lr1-ts1")), action=(ip4.dst = 172.16.0.103; > ct_lb_mark(backends=172.16.0.103,172.16.0.102,172.16.0.101);) > > - table=??(lr_in_dnat ), priority=110 , match=(ct.new && > !ct.rel && ip4 && ip4.dst == 30.0.0.1 && > is_chassis_resident("cr-lr1-ts2")), action=(ip4.dst = 172.16.0.103; > ct_lb_mark(backends=172.16.0.103,172.16.0.102,172.16.0.101);) > > - table=??(lr_in_dnat ), priority=110 , match=(ct.new && > !ct.rel && ip4 && ip4.dst == 30.0.0.1 && > is_chassis_resident("cr-lr1_public")), action=(ip4.dst = 172.16.0.103; > ct_lb_mark(backends=172.16.0.103,172.16.0.102,172.16.0.101);) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts1") && ip4 && ip4.dst == 30.0.0.1 && > reg1[[0..15]] == 0), action=(ip4.dst = 172.16.0.103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts1") && ip4 && ip4.dst == 30.0.0.1 && > reg1[[0..15]] == 1), action=(ip4.dst = 172.16.0.102; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts1") && ip4 && ip4.dst == 30.0.0.1 && > reg1[[0..15]] == 2), action=(ip4.dst = 172.16.0.101; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts2") && ip4 && ip4.dst == 30.0.0.1 && > reg1[[0..15]] == 0), action=(ip4.dst = 172.16.0.103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts2") && ip4 && ip4.dst == 30.0.0.1 && > reg1[[0..15]] == 1), action=(ip4.dst = 172.16.0.102; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts2") && ip4 && ip4.dst == 30.0.0.1 && > reg1[[0..15]] == 2), action=(ip4.dst = 172.16.0.101; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1_public") && ip4 && ip4.dst == 30.0.0.1 > && reg1[[0..15]] == 0), action=(ip4.dst = 172.16.0.103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1_public") && ip4 && ip4.dst == 30.0.0.1 > && reg1[[0..15]] == 1), action=(ip4.dst = 172.16.0.102; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1_public") && ip4 && ip4.dst == 30.0.0.1 > && reg1[[0..15]] == 2), action=(ip4.dst = 172.16.0.101; next;) > > +]) > > + > > +# 3. Check if the DGP ports are in the match with action next > > +AT_CHECK([grep "lr_out_undnat" lr1flows | ovn_strip_lflows], [0], [dnl > > + table=??(lr_out_undnat ), priority=0 , match=(1), > action=(next;) > > + table=??(lr_out_undnat ), priority=120 , match=(ip4 && > ((ip4.src == 172.16.0.103) || (ip4.src == 172.16.0.102) || (ip4.src == > 172.16.0.101)) && (inport == "lr1-ts1" || outport == "lr1-ts1") && > is_chassis_resident("cr-lr1-ts1") && tcp), action=(next;) > > + table=??(lr_out_undnat ), priority=120 , match=(ip4 && > ((ip4.src == 172.16.0.103) || (ip4.src == 172.16.0.102) || (ip4.src == > 172.16.0.101)) && (inport == "lr1-ts2" || outport == "lr1-ts2") && > is_chassis_resident("cr-lr1-ts2") && tcp), action=(next;) > > + table=??(lr_out_undnat ), priority=120 , match=(ip4 && > ((ip4.src == 172.16.0.103) || (ip4.src == 172.16.0.102) || (ip4.src == > 172.16.0.101)) && (inport == "lr1_public" || outport == "lr1_public") && > is_chassis_resident("cr-lr1_public") && tcp), action=(next;) > > ]) > > > > -# 2. Check if the DGP ports are in the match with action next > > +# 4. Check if the VIP IP is in the ipX.src action > > +AT_CHECK([grep "lr_out_snat" lr1flows | ovn_strip_lflows], [0], [dnl > > + table=??(lr_out_snat ), priority=0 , match=(1), > action=(next;) > > + table=??(lr_out_snat ), priority=120 , match=(nd_ns), > action=(next;) > > + table=??(lr_out_snat ), priority=160 , match=(ip4 && > ((ip4.src == 172.16.0.103) || (ip4.src == 172.16.0.102) || (ip4.src == > 172.16.0.101)) && (inport == "lr1-ts1" || outport == "lr1-ts1") && > is_chassis_resident("cr-lr1-ts1") && tcp), action=(ip4.src = 30.0.0.1; > next;) > > + table=??(lr_out_snat ), priority=160 , match=(ip4 && > ((ip4.src == 172.16.0.103) || (ip4.src == 172.16.0.102) || (ip4.src == > 172.16.0.101)) && (inport == "lr1-ts2" || outport == "lr1-ts2") && > is_chassis_resident("cr-lr1-ts2") && tcp), action=(ip4.src = 30.0.0.1; > next;) > > + table=??(lr_out_snat ), priority=160 , match=(ip4 && > ((ip4.src == 172.16.0.103) || (ip4.src == 172.16.0.102) || (ip4.src == > 172.16.0.101)) && (inport == "lr1_public" || outport == "lr1_public") && > is_chassis_resident("cr-lr1_public") && tcp), action=(ip4.src = 30.0.0.1; > next;) > > +]) > > + > > +# Set selection fields > > +check ovn-nbctl --wait=sb set load_balancer lb1 > selection_fields="ip_src,tp_src,ip_dst,tp_dst" > > + > > +ovn-sbctl dump-flows lr1 > lr1flows > > +AT_CAPTURE_FILE([lr1flows]) > > + > > +# 1. Check if the reg1[0..15] will select one of backends using > hash_fields > > +AT_CHECK([grep "lr_in_ct_extract" lr1flows | ovn_strip_lflows | grep > "30.0.0.1"], [0], [dnl > > + table=??(lr_in_ct_extract ), priority=120 , match=(ip && ip4.dst > == 30.0.0.1), action=(reg1[[0..15]] = select(values=(0,1,2); > hash_fields="ip_dst,ip_src,tcp_dst,tcp_src");) > > +]) > > + > > +# 2. Check if the backend IPs are in the ipX.dst action > > +AT_CHECK([grep "lr_in_dnat" lr1flows | ovn_strip_lflows | grep > "30.0.0.1"], [0], [dnl > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts1") && ip4 && ip4.dst == 30.0.0.1 && > reg1[[0..15]] == 0), action=(ip4.dst = 172.16.0.103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts1") && ip4 && ip4.dst == 30.0.0.1 && > reg1[[0..15]] == 1), action=(ip4.dst = 172.16.0.102; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts1") && ip4 && ip4.dst == 30.0.0.1 && > reg1[[0..15]] == 2), action=(ip4.dst = 172.16.0.101; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts2") && ip4 && ip4.dst == 30.0.0.1 && > reg1[[0..15]] == 0), action=(ip4.dst = 172.16.0.103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts2") && ip4 && ip4.dst == 30.0.0.1 && > reg1[[0..15]] == 1), action=(ip4.dst = 172.16.0.102; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts2") && ip4 && ip4.dst == 30.0.0.1 && > reg1[[0..15]] == 2), action=(ip4.dst = 172.16.0.101; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1_public") && ip4 && ip4.dst == 30.0.0.1 > && reg1[[0..15]] == 0), action=(ip4.dst = 172.16.0.103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1_public") && ip4 && ip4.dst == 30.0.0.1 > && reg1[[0..15]] == 1), action=(ip4.dst = 172.16.0.102; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1_public") && ip4 && ip4.dst == 30.0.0.1 > && reg1[[0..15]] == 2), action=(ip4.dst = 172.16.0.101; next;) > > +]) > > + > > +# 3. Check if the DGP ports are in the match with action next > > AT_CHECK([grep "lr_out_undnat" lr1flows | ovn_strip_lflows], [0], [dnl > > table=??(lr_out_undnat ), priority=0 , match=(1), > action=(next;) > > table=??(lr_out_undnat ), priority=120 , match=(ip4 && > ((ip4.src == 172.16.0.103) || (ip4.src == 172.16.0.102) || (ip4.src == > 172.16.0.101)) && (inport == "lr1-ts1" || outport == "lr1-ts1") && > is_chassis_resident("cr-lr1-ts1") && tcp), action=(next;) > > @@ -14548,7 +14600,7 @@ AT_CHECK([grep "lr_out_undnat" lr1flows | > ovn_strip_lflows], [0], [dnl > > table=??(lr_out_undnat ), priority=120 , match=(ip4 && > ((ip4.src == 172.16.0.103) || (ip4.src == 172.16.0.102) || (ip4.src == > 172.16.0.101)) && (inport == "lr1_public" || outport == "lr1_public") && > is_chassis_resident("cr-lr1_public") && tcp), action=(next;) > > ]) > > > > -# 3. Check if the VIP IP is in the ipX.src action > > +# 4. Check if the VIP IP is in the ipX.src action > > AT_CHECK([grep "lr_out_snat" lr1flows | ovn_strip_lflows], [0], [dnl > > table=??(lr_out_snat ), priority=0 , match=(1), > action=(next;) > > table=??(lr_out_snat ), priority=120 , match=(nd_ns), > action=(next;) > > @@ -14557,6 +14609,51 @@ AT_CHECK([grep "lr_out_snat" lr1flows | > ovn_strip_lflows], [0], [dnl > > table=??(lr_out_snat ), priority=160 , match=(ip4 && > ((ip4.src == 172.16.0.103) || (ip4.src == 172.16.0.102) || (ip4.src == > 172.16.0.101)) && (inport == "lr1_public" || outport == "lr1_public") && > is_chassis_resident("cr-lr1_public") && tcp), action=(ip4.src = 30.0.0.1; > next;) > > ]) > > > > +# Delete LB and create with one backend > > +check ovn-nbctl --wait=sb lb-del lb1 > > +check ovn-nbctl --wait=sb lb-add lb1 "30.0.0.1" "172.16.0.103" > > + > > +# Set use_stateless_nat to true > > +check ovn-nbctl --wait=sb set load_balancer lb1 > options:use_stateless_nat=true > > + > > +# Associate load balancer to s1 > > +check ovn-nbctl ls-lb-add s1 lb1 > > +check ovn-nbctl lr-lb-add lr1 lb1 > > +check ovn-nbctl --wait=sb sync > > + > > +ovn-sbctl dump-flows lr1 > lr1flows > > +AT_CAPTURE_FILE([lr1flows]) > > + > > +# 1. Check if the reg1[0..15] will select one of backends using > hash_fields > > +AT_CHECK([grep "lr_in_ct_extract" lr1flows | ovn_strip_lflows | grep > "30.0.0.1"], [0], [dnl > > + table=??(lr_in_ct_extract ), priority=120 , match=(ip && ip4.dst > == 30.0.0.1), action=(next;) > > +]) > > + > > +# 2. Check if the backend IPs are in the ipX.dst action > > +AT_CHECK([grep "lr_in_dnat" lr1flows | ovn_strip_lflows | grep > "30.0.0.1"], [0], [dnl > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts1") && ip4 && ip4.dst == 30.0.0.1), > action=(ip4.dst = 172.16.0.103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts2") && ip4 && ip4.dst == 30.0.0.1), > action=(ip4.dst = 172.16.0.103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1_public") && ip4 && ip4.dst == 30.0.0.1), > action=(ip4.dst = 172.16.0.103; next;) > > +]) > > + > > +# 3. Check if the DGP ports are in the match with action next > > +AT_CHECK([grep "lr_out_undnat" lr1flows | ovn_strip_lflows], [0], [dnl > > + table=??(lr_out_undnat ), priority=0 , match=(1), > action=(next;) > > + table=??(lr_out_undnat ), priority=120 , match=(ip4 && > ((ip4.src == 172.16.0.103)) && (inport == "lr1-ts1" || outport == > "lr1-ts1") && is_chassis_resident("cr-lr1-ts1") && tcp), action=(next;) > > + table=??(lr_out_undnat ), priority=120 , match=(ip4 && > ((ip4.src == 172.16.0.103)) && (inport == "lr1-ts2" || outport == > "lr1-ts2") && is_chassis_resident("cr-lr1-ts2") && tcp), action=(next;) > > + table=??(lr_out_undnat ), priority=120 , match=(ip4 && > ((ip4.src == 172.16.0.103)) && (inport == "lr1_public" || outport == > "lr1_public") && is_chassis_resident("cr-lr1_public") && tcp), > action=(next;) > > +]) > > + > > +# 4. Check if the VIP IP is in the ipX.src action > > +AT_CHECK([grep "lr_out_snat" lr1flows | ovn_strip_lflows], [0], [dnl > > + table=??(lr_out_snat ), priority=0 , match=(1), > action=(next;) > > + table=??(lr_out_snat ), priority=120 , match=(nd_ns), > action=(next;) > > + table=??(lr_out_snat ), priority=160 , match=(ip4 && > ((ip4.src == 172.16.0.103)) && (inport == "lr1-ts1" || outport == > "lr1-ts1") && is_chassis_resident("cr-lr1-ts1") && tcp), action=(ip4.src = > 30.0.0.1; next;) > > + table=??(lr_out_snat ), priority=160 , match=(ip4 && > ((ip4.src == 172.16.0.103)) && (inport == "lr1-ts2" || outport == > "lr1-ts2") && is_chassis_resident("cr-lr1-ts2") && tcp), action=(ip4.src = > 30.0.0.1; next;) > > + table=??(lr_out_snat ), priority=160 , match=(ip4 && > ((ip4.src == 172.16.0.103)) && (inport == "lr1_public" || outport == > "lr1_public") && is_chassis_resident("cr-lr1_public") && tcp), > action=(ip4.src = 30.0.0.1; next;) > > +]) > > + > > + > > AT_CLEANUP > > ]) > > > > @@ -14647,14 +14744,67 @@ ovn-sbctl dump-flows lr1 > lr1flows > > AT_CAPTURE_FILE([lr1flows]) > > > > # Check stateless NAT rules for load balancer with multiple DGP > > -# 1. Check if the backend IPs are in the ipX.dst action > > +# 1. Check if the reg1[0..15] will select one of backends > > +AT_CHECK([grep "lr_in_ct_extract" lr1flows | ovn_strip_lflows | grep > "2001:db8:cccc::1"], [0], [dnl > > + table=??(lr_in_ct_extract ), priority=120 , match=(ip && ip6.dst > == 2001:db8:cccc::1), action=(reg1[[0..15]] = select(0,1,2);) > > +]) > > + > > +# 2. Check if the backend IPs are in the ipX.dst action > > AT_CHECK([grep "lr_in_dnat" lr1flows | ovn_strip_lflows | grep > "2001:db8:cccc::1"], [0], [dnl > > - table=??(lr_in_dnat ), priority=110 , match=(ct.new && > !ct.rel && ip6 && ip6.dst == 2001:db8:cccc::1 && > is_chassis_resident("cr-lr1-ts1")), action=(ip6.dst = 2001:db8:aaaa:3::103; > ct_lb_mark(backends=2001:db8:aaaa:3::103,2001:db8:aaaa:3::102,2001:db8:aaaa:3::101);) > > - table=??(lr_in_dnat ), priority=110 , match=(ct.new && > !ct.rel && ip6 && ip6.dst == 2001:db8:cccc::1 && > is_chassis_resident("cr-lr1-ts2")), action=(ip6.dst = 2001:db8:aaaa:3::103; > ct_lb_mark(backends=2001:db8:aaaa:3::103,2001:db8:aaaa:3::102,2001:db8:aaaa:3::101);) > > - table=??(lr_in_dnat ), priority=110 , match=(ct.new && > !ct.rel && ip6 && ip6.dst == 2001:db8:cccc::1 && > is_chassis_resident("cr-lr1_public")), action=(ip6.dst = > 2001:db8:aaaa:3::103; > ct_lb_mark(backends=2001:db8:aaaa:3::103,2001:db8:aaaa:3::102,2001:db8:aaaa:3::101);) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts1") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 0), action=(ip6.dst = > 2001:db8:aaaa:3::103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts1") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 1), action=(ip6.dst = > 2001:db8:aaaa:3::102; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts1") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 2), action=(ip6.dst = > 2001:db8:aaaa:3::101; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts2") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 0), action=(ip6.dst = > 2001:db8:aaaa:3::103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts2") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 1), action=(ip6.dst = > 2001:db8:aaaa:3::102; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts2") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 2), action=(ip6.dst = > 2001:db8:aaaa:3::101; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1_public") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 0), action=(ip6.dst = > 2001:db8:aaaa:3::103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1_public") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 1), action=(ip6.dst = > 2001:db8:aaaa:3::102; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1_public") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 2), action=(ip6.dst = > 2001:db8:aaaa:3::101; next;) > > +]) > > + > > +# 3. Check if the DGP ports are in the match with action next > > +AT_CHECK([grep "lr_out_undnat" lr1flows | ovn_strip_lflows], [0], [dnl > > + table=??(lr_out_undnat ), priority=0 , match=(1), > action=(next;) > > + table=??(lr_out_undnat ), priority=120 , match=(ip6 && > ((ip6.src == 2001:db8:aaaa:3::103) || (ip6.src == 2001:db8:aaaa:3::102) || > (ip6.src == 2001:db8:aaaa:3::101)) && (inport == "lr1-ts1" || outport == > "lr1-ts1") && is_chassis_resident("cr-lr1-ts1") && tcp), action=(next;) > > + table=??(lr_out_undnat ), priority=120 , match=(ip6 && > ((ip6.src == 2001:db8:aaaa:3::103) || (ip6.src == 2001:db8:aaaa:3::102) || > (ip6.src == 2001:db8:aaaa:3::101)) && (inport == "lr1-ts2" || outport == > "lr1-ts2") && is_chassis_resident("cr-lr1-ts2") && tcp), action=(next;) > > + table=??(lr_out_undnat ), priority=120 , match=(ip6 && > ((ip6.src == 2001:db8:aaaa:3::103) || (ip6.src == 2001:db8:aaaa:3::102) || > (ip6.src == 2001:db8:aaaa:3::101)) && (inport == "lr1_public" || outport == > "lr1_public") && is_chassis_resident("cr-lr1_public") && tcp), > action=(next;) > > ]) > > > > -# 2. Check if the DGP ports are in the match with action next > > +# 4. Check if the VIP IP is in the ipX.src action > > +AT_CHECK([grep "lr_out_snat" lr1flows | ovn_strip_lflows], [0], [dnl > > + table=??(lr_out_snat ), priority=0 , match=(1), > action=(next;) > > + table=??(lr_out_snat ), priority=120 , match=(nd_ns), > action=(next;) > > + table=??(lr_out_snat ), priority=160 , match=(ip6 && > ((ip6.src == 2001:db8:aaaa:3::103) || (ip6.src == 2001:db8:aaaa:3::102) || > (ip6.src == 2001:db8:aaaa:3::101)) && (inport == "lr1-ts1" || outport == > "lr1-ts1") && is_chassis_resident("cr-lr1-ts1") && tcp), action=(ip6.src = > 2001:db8:cccc::1; next;) > > + table=??(lr_out_snat ), priority=160 , match=(ip6 && > ((ip6.src == 2001:db8:aaaa:3::103) || (ip6.src == 2001:db8:aaaa:3::102) || > (ip6.src == 2001:db8:aaaa:3::101)) && (inport == "lr1-ts2" || outport == > "lr1-ts2") && is_chassis_resident("cr-lr1-ts2") && tcp), action=(ip6.src = > 2001:db8:cccc::1; next;) > > + table=??(lr_out_snat ), priority=160 , match=(ip6 && > ((ip6.src == 2001:db8:aaaa:3::103) || (ip6.src == 2001:db8:aaaa:3::102) || > (ip6.src == 2001:db8:aaaa:3::101)) && (inport == "lr1_public" || outport == > "lr1_public") && is_chassis_resident("cr-lr1_public") && tcp), > action=(ip6.src = 2001:db8:cccc::1; next;) > > +]) > > + > > +# Set selection fields > > +check ovn-nbctl --wait=sb set load_balancer lb1 > selection_fields="ip_src,tp_src,ip_dst,tp_dst" > > + > > +ovn-sbctl dump-flows lr1 > lr1flows > > +AT_CAPTURE_FILE([lr1flows]) > > + > > +# Check stateless NAT rules for load balancer with multiple DGP > > +# 1. Check if the reg1[0..15] will select one of backends > > +AT_CHECK([grep "lr_in_ct_extract" lr1flows | ovn_strip_lflows | grep > "2001:db8:cccc::1"], [0], [dnl > > + table=??(lr_in_ct_extract ), priority=120 , match=(ip && ip6.dst > == 2001:db8:cccc::1), action=(reg1[[0..15]] = select(values=(0,1,2); > hash_fields="ip_dst,ip_src,tcp_dst,tcp_src");) > > +]) > > + > > +# 2. Check if the backend IPs are in the ipX.dst action > > +AT_CHECK([grep "lr_in_dnat" lr1flows | ovn_strip_lflows | grep > "2001:db8:cccc::1"], [0], [dnl > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts1") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 0), action=(ip6.dst = > 2001:db8:aaaa:3::103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts1") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 1), action=(ip6.dst = > 2001:db8:aaaa:3::102; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts1") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 2), action=(ip6.dst = > 2001:db8:aaaa:3::101; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts2") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 0), action=(ip6.dst = > 2001:db8:aaaa:3::103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts2") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 1), action=(ip6.dst = > 2001:db8:aaaa:3::102; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts2") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 2), action=(ip6.dst = > 2001:db8:aaaa:3::101; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1_public") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 0), action=(ip6.dst = > 2001:db8:aaaa:3::103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1_public") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 1), action=(ip6.dst = > 2001:db8:aaaa:3::102; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1_public") && ip6 && ip6.dst == > 2001:db8:cccc::1 && reg1[[0..15]] == 2), action=(ip6.dst = > 2001:db8:aaaa:3::101; next;) > > +]) > > + > > +# 3. Check if the DGP ports are in the match with action next > > AT_CHECK([grep "lr_out_undnat" lr1flows | ovn_strip_lflows], [0], [dnl > > table=??(lr_out_undnat ), priority=0 , match=(1), > action=(next;) > > table=??(lr_out_undnat ), priority=120 , match=(ip6 && > ((ip6.src == 2001:db8:aaaa:3::103) || (ip6.src == 2001:db8:aaaa:3::102) || > (ip6.src == 2001:db8:aaaa:3::101)) && (inport == "lr1-ts1" || outport == > "lr1-ts1") && is_chassis_resident("cr-lr1-ts1") && tcp), action=(next;) > > @@ -14662,7 +14812,7 @@ AT_CHECK([grep "lr_out_undnat" lr1flows | > ovn_strip_lflows], [0], [dnl > > table=??(lr_out_undnat ), priority=120 , match=(ip6 && > ((ip6.src == 2001:db8:aaaa:3::103) || (ip6.src == 2001:db8:aaaa:3::102) || > (ip6.src == 2001:db8:aaaa:3::101)) && (inport == "lr1_public" || outport == > "lr1_public") && is_chassis_resident("cr-lr1_public") && tcp), > action=(next;) > > ]) > > > > -# 3. Check if the VIP IP is in the ipX.src action > > +# 4. Check if the VIP IP is in the ipX.src action > > AT_CHECK([grep "lr_out_snat" lr1flows | ovn_strip_lflows], [0], [dnl > > table=??(lr_out_snat ), priority=0 , match=(1), > action=(next;) > > table=??(lr_out_snat ), priority=120 , match=(nd_ns), > action=(next;) > > @@ -14671,6 +14821,50 @@ AT_CHECK([grep "lr_out_snat" lr1flows | > ovn_strip_lflows], [0], [dnl > > table=??(lr_out_snat ), priority=160 , match=(ip6 && > ((ip6.src == 2001:db8:aaaa:3::103) || (ip6.src == 2001:db8:aaaa:3::102) || > (ip6.src == 2001:db8:aaaa:3::101)) && (inport == "lr1_public" || outport == > "lr1_public") && is_chassis_resident("cr-lr1_public") && tcp), > action=(ip6.src = 2001:db8:cccc::1; next;) > > ]) > > > > +# Delete LB and create with one backend > > +check ovn-nbctl --wait=sb lb-del lb1 > > +check ovn-nbctl --wait=sb lb-add lb1 "2001:db8:cccc::1" > "2001:db8:aaaa:3::103" > > + > > +# Set use_stateless_nat to true > > +check ovn-nbctl --wait=sb set load_balancer lb1 > options:use_stateless_nat=true > > + > > +# Associate load balancer to s1 > > +check ovn-nbctl ls-lb-add s1 lb1 > > +check ovn-nbctl lr-lb-add lr1 lb1 > > +check ovn-nbctl --wait=sb sync > > + > > +ovn-sbctl dump-flows lr1 > lr1flows > > +AT_CAPTURE_FILE([lr1flows]) > > +# Check stateless NAT rules for load balancer with multiple DGP > > +# 1. Check if the reg1[0..15] will select one of backends > > +AT_CHECK([grep "lr_in_ct_extract" lr1flows | ovn_strip_lflows | grep > "2001:db8:cccc::1"], [0], [dnl > > + table=??(lr_in_ct_extract ), priority=120 , match=(ip && ip6.dst > == 2001:db8:cccc::1), action=(next;) > > +]) > > + > > +# 2. Check if the backend IPs are in the ipX.dst action > > +AT_CHECK([grep "lr_in_dnat" lr1flows | ovn_strip_lflows | grep > "2001:db8:cccc::1"], [0], [dnl > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts1") && ip6 && ip6.dst == > 2001:db8:cccc::1), action=(ip6.dst = 2001:db8:aaaa:3::103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1-ts2") && ip6 && ip6.dst == > 2001:db8:cccc::1), action=(ip6.dst = 2001:db8:aaaa:3::103; next;) > > + table=??(lr_in_dnat ), priority=110 , > match=(is_chassis_resident("cr-lr1_public") && ip6 && ip6.dst == > 2001:db8:cccc::1), action=(ip6.dst = 2001:db8:aaaa:3::103; next;) > > +]) > > + > > +# 3. Check if the DGP ports are in the match with action next > > +AT_CHECK([grep "lr_out_undnat" lr1flows | ovn_strip_lflows], [0], [dnl > > + table=??(lr_out_undnat ), priority=0 , match=(1), > action=(next;) > > + table=??(lr_out_undnat ), priority=120 , match=(ip6 && > ((ip6.src == 2001:db8:aaaa:3::103)) && (inport == "lr1-ts1" || outport == > "lr1-ts1") && is_chassis_resident("cr-lr1-ts1") && tcp), action=(next;) > > + table=??(lr_out_undnat ), priority=120 , match=(ip6 && > ((ip6.src == 2001:db8:aaaa:3::103)) && (inport == "lr1-ts2" || outport == > "lr1-ts2") && is_chassis_resident("cr-lr1-ts2") && tcp), action=(next;) > > + table=??(lr_out_undnat ), priority=120 , match=(ip6 && > ((ip6.src == 2001:db8:aaaa:3::103)) && (inport == "lr1_public" || outport > == "lr1_public") && is_chassis_resident("cr-lr1_public") && tcp), > action=(next;) > > +]) > > + > > +# 4. Check if the VIP IP is in the ipX.src action > > +AT_CHECK([grep "lr_out_snat" lr1flows | ovn_strip_lflows], [0], [dnl > > + table=??(lr_out_snat ), priority=0 , match=(1), > action=(next;) > > + table=??(lr_out_snat ), priority=120 , match=(nd_ns), > action=(next;) > > + table=??(lr_out_snat ), priority=160 , match=(ip6 && > ((ip6.src == 2001:db8:aaaa:3::103)) && (inport == "lr1-ts1" || outport == > "lr1-ts1") && is_chassis_resident("cr-lr1-ts1") && tcp), action=(ip6.src = > 2001:db8:cccc::1; next;) > > + table=??(lr_out_snat ), priority=160 , match=(ip6 && > ((ip6.src == 2001:db8:aaaa:3::103)) && (inport == "lr1-ts2" || outport == > "lr1-ts2") && is_chassis_resident("cr-lr1-ts2") && tcp), action=(ip6.src = > 2001:db8:cccc::1; next;) > > + table=??(lr_out_snat ), priority=160 , match=(ip6 && > ((ip6.src == 2001:db8:aaaa:3::103)) && (inport == "lr1_public" || outport > == "lr1_public") && is_chassis_resident("cr-lr1_public") && tcp), > action=(ip6.src = 2001:db8:cccc::1; next;) > > +]) > > + > > AT_CLEANUP > > ]) > > > > Regards, > Dumitru > > > Regards, Lucas -- _‘Esta mensagem é direcionada apenas para os endereços constantes no cabeçalho inicial. Se você não está listado nos endereços constantes no cabeçalho, pedimos-lhe que desconsidere completamente o conteúdo dessa mensagem e cuja cópia, encaminhamento e/ou execução das ações citadas estão imediatamente anuladas e proibidas’._ * **‘Apesar do Magazine Luiza tomar todas as precauções razoáveis para assegurar que nenhum vírus esteja presente nesse e-mail, a empresa não poderá aceitar a responsabilidade por quaisquer perdas ou danos causados por esse e-mail ou por seus anexos’.* _______________________________________________ dev mailing list [email protected] https://mail.openvswitch.org/mailman/listinfo/ovs-dev
