Hi Justin, I rebased the patches to recent master. Please find them attached.
Best regards, Zoltan > -----Original Message----- > From: Justin Pettit [mailto:jpet...@ovn.org] > Sent: Friday, February 02, 2018 12:00 AM > To: Ben Pfaff <b...@ovn.org> > Cc: Zoltán Balogh <zoltan.bal...@ericsson.com>; g...@ovn.org; > d...@openvswitch.org; Jan Scheurich > <jan.scheur...@ericsson.com> > Subject: Re: [ovs-dev] [PATCH v3 3/3] xlate: call tnl_neigh_snoop() from > terminate_native_tunnel() > > I wasn't able to get this patch to apply to the tip of master. Zoltan, can > you rebase this patch and repost? > > The main thing my patch series does is make it so that packets that have a > controller action aren't processed > entirely in userspace. If, for example, the patches expect packets to be in > userspace without an explicit slow-path > request when generating the datapath flow, then that would be a problem. > > --Justin > > > > On Feb 1, 2018, at 2:17 PM, Ben Pfaff <b...@ovn.org> wrote: > > > > Justin, I think this is mainly a question about your patches, can you > > take a look? > > > > On Fri, Jan 26, 2018 at 01:08:35PM +0000, Zoltán Balogh wrote: > >> Hi, > >> > >> I've been investigating the failing unit test. I can confirm, it does fail > >> with my series on master. However, when I created the series and sent it to > >> the mailing list it did not. > >> > >> I've rebased my series to this commit before I sent it to the mailing list. > >> commit f59cb331c481d08f9a851c07cf31e9d826650485 > >> Author: Yi Yang <yi.y.y...@intel.com> > >> Date: Sat Jan 6 13:47:51 2018 +0800 > >> > >> If I apply the series to the commit below, the test does pass. > >> > >> So, I started to search for any commits between the one from Yi Yang and > >> the > >> Last one on master which could make my series fail on the OVN unit test > >> "/32 router IP address". > >> > >> I found, that reverting the series of two commits from Justin Pettit below, > >> makes my series pass the unit test again. Even rebased to master. > >> > >> commit 74c4530dca939109f3fb79776b60b8722e149738 > >> Author: Justin Pettit <jpet...@ovn.org> > >> Date: Wed Oct 18 23:16:22 2017 -0700 > >> > >> ofproto-dpif: Don't slow-path controller actions with pause. > >> > >> A previous patch removed slow-pathing for controller actions with the > >> exception of ones that specified "pause". This commit removes that > >> restriction so that no controller actions are slow-pathed. > >> > >> Signed-off-by: Justin Pettit <jpet...@ovn.org> > >> Acked-by: Ben Pfaff <b...@ovn.org> > >> > >> commit d39ec23de38464ee35b3098b9f6c5f06d5191015 > >> Author: Justin Pettit <jpet...@ovn.org> > >> Date: Wed Jul 5 15:17:52 2017 -0700 > >> > >> ofproto-dpif: Don't slow-path controller actions. > >> > >> Controller actions have become more commonly used for purposes other > >> than just making forwarding decisions (e.g., packet logging). A > >> packet > >> that needs to be copied to the controller and forwarded would always > >> be > >> sent to ovs-vswitchd to be handled, which could negatively affect > >> performance and cause heavier CPU utilization in ovs-vswitchd. > >> > >> This commit changes the behavior so that OpenFlow controller actions > >> become userspace datapath actions while continuing to let packet > >> forwarding and manipulation continue to be handled by the datapath > >> directly. > >> > >> This patch still slow-paths controller actions with the "pause" flag > >> set. A future patch will stop slow-pathing these pause actions as > >> well. > >> > >> Signed-off-by: Justin Pettit <jpet...@ovn.org> > >> Acked-by: Ben Pfaff <b...@ovn.org> > >> > >> The main difference, my series does compared to master, is not putting the > >> ARP entry of {10.0.0.2, f0:00:00:01:02:04, br-int} into tunnel neighbor > >> cache. All the OF rules are almost the same, except loading different > >> numbers into NXM_NX_REGx and using different metadata. > >> > >> How should this be related to Justin's series? > >> > >> If I modify the unit test and populate the missing ARP entry then the test > >> does pass. > >> > >> Should this entry be present in the ARP neighbor cache in order to make the > >> test pass? If yes, then why? > >> > >> Best regards, > >> Zoltan > >> > >>> -----Original Message----- > >>> From: Ben Pfaff [mailto:b...@ovn.org] > >>> Sent: Tuesday, January 23, 2018 8:02 PM > >>> To: Zoltán Balogh <zoltan.bal...@ericsson.com> > >>> Cc: d...@openvswitch.org; Jan Scheurich <jan.scheur...@ericsson.com> > >>> Subject: Re: [ovs-dev] [PATCH v3 3/3] xlate: call tnl_neigh_snoop() from > >>> terminate_native_tunnel() > >>> > >>> On Tue, Jan 09, 2018 at 07:54:33PM +0100, Zoltan Balogh wrote: > >>>> Currenlty, OVS snoops any ARP or ND packets in any bridge and populates > >>>> the tunnel neighbor cache with the retreived data. For instance, when > >>>> ARP reply originated by a tenant is received in an overlay bridge, the > >>>> ARP message is snooped and tunnel neighbor cache is filled with tenant > >>>> data, however only tunnel neighbor data should be stored there. > >>>> > >>>> This patch moves tunnel neighbor snooping from do_xlate_actions() to > >>>> terminate_native_tunnel() where native tunnel is terminated, in order to > >>>> keep ARP neighbor cache clean, i.e. only packets comming from a native > >>>> tunnel are snooped. > >>>> > >>>> By applying the patch, only ARP and Neighbor Advertisement messages > >>>> addressing a tunnel endpoint (LOCAL port of underlay bridge) are > >>>> snooped. In order to achieve this, IP addresses of the bridge are > >>>> retrieved and then stored in xbridge by calling xlate_xbridge_set(). > >>>> These data is then matched against the data extracted from an ARP or > >>>> Neighbor Advertisement message in is_neighbor_reply_correct() which is > >>>> invoked from terminate_native_tunnel(). > >>>> > >>>> Signed-off-by: Zoltan Balogh <zoltan.bal...@ericsson.com> > >>> > >>> Thanks a lot! > >>> > >>> It appears to me that this patch makes the following test consistently > >>> fail. When I revert the test, it passes for me again. Can you take a > >>> look? > >>> > >>> Thanks, > >>> > >>> Ben. > >>> > >>> # -*- compilation -*- > >>> 2370. ovn.at:8136: testing ovn -- /32 router IP address ... > >>> creating ovn-sb database > >>> creating ovn-nb database > >>> starting ovn-northd > >>> starting backup ovn-northd > >>> adding simulator 'main' > >>> adding simulator 'hv1' > >>> adding simulator 'hv2' > >>> ../../tests/ovn.at:8198: ovn_populate_arp__ > >>> stdout: > >>> OK > >>> OK > >>> > >>> checking packets in hv2/vif1-tx.pcap against expected: > >>> expected 1 packets, only received 0 > >>> ../../tests/ovn.at:8230: sort $rcv_text > >>> --- expout 2018-01-23 10:59:47.231797273 -0800 > >>> +++ /home/blp/nicira/ovs/_build/tests/testsuite.dir/at-groups/2370/stdout > >>> 2018-01-23 10:59:47.231797273 - > 0800 > >>> @@ -1 +0,0 @@ > >>> -f0000001020400000001020408004500001c000000003f110100c0a801020a0000020035111100080000 > >>> 2370. ovn.at:8136: 2370. ovn -- /32 router IP address (ovn.at:8136): > >>> FAILED (ovn.at:8230) > >>> > >>> > >>>> --- > >>>> include/sparse/netinet/in.h | 10 +++ > >>>> ofproto/ofproto-dpif-xlate.c | 147 > >>>> ++++++++++++++++++++++++++++++++++++++++-- > >>>> tests/tunnel-push-pop-ipv6.at | 68 ++++++++++++++++++- > >>>> tests/tunnel-push-pop.at | 67 ++++++++++++++++++- > >>>> 4 files changed, 282 insertions(+), 10 deletions(-) > >>>> > >>>> diff --git a/include/sparse/netinet/in.h b/include/sparse/netinet/in.h > >>>> index 6abdb2331..eea41bd7f 100644 > >>>> --- a/include/sparse/netinet/in.h > >>>> +++ b/include/sparse/netinet/in.h > >>>> @@ -123,6 +123,16 @@ struct sockaddr_in6 { > >>>> (X)->s6_addr[10] == 0xff && \ > >>>> (X)->s6_addr[11] == 0xff) > >>>> > >>>> +#define IN6_IS_ADDR_MC_LINKLOCAL(a) \ > >>>> + (((const uint8_t *) (a))[0] == 0xff && \ > >>>> + (((const uint8_t *) (a))[1] & 0xf) == 0x2) > >>>> + > >>>> +# define IN6_ARE_ADDR_EQUAL(a,b) > >>>> \ > >>>> + ((((const uint32_t *) (a))[0] == ((const uint32_t *) (b))[0]) && > >>>> \ > >>>> + (((const uint32_t *) (a))[1] == ((const uint32_t *) (b))[1]) && > >>>> \ > >>>> + (((const uint32_t *) (a))[2] == ((const uint32_t *) (b))[2]) && > >>>> \ > >>>> + (((const uint32_t *) (a))[3] == ((const uint32_t *) (b))[3])) > >>>> + > >>>> #define INET_ADDRSTRLEN 16 > >>>> #define INET6_ADDRSTRLEN 46 > >>>> > >>>> diff --git a/ofproto/ofproto-dpif-xlate.c b/ofproto/ofproto-dpif-xlate.c > >>>> index 2328ec1da..16bc0cd96 100644 > >>>> --- a/ofproto/ofproto-dpif-xlate.c > >>>> +++ b/ofproto/ofproto-dpif-xlate.c > >>>> @@ -90,6 +90,16 @@ VLOG_DEFINE_THIS_MODULE(ofproto_dpif_xlate); > >>>> * recursive or not. */ > >>>> #define MAX_RESUBMITS (MAX_DEPTH * MAX_DEPTH) > >>>> > >>>> +/* The structure holds an array of IP addresses assigned to a bridge > >>>> and the > >>>> + * number of elements in the array. These data are mutable and are > >>>> evaluated > >>>> + * when ARP or Neighbor Advertisement packets received on a native > >>>> tunnel > >>>> + * port are xlated. So 'ref_cnt' and RCU are used for synchronization. > >>>> */ > >>>> +struct xbridge_addr { > >>>> + struct in6_addr *addr; /* Array of IP addresses of xbridge. > >>>> */ > >>>> + int n_addr; /* Number of IP addresses. */ > >>>> + struct ovs_refcount ref_cnt; > >>>> +}; > >>>> + > >>>> struct xbridge { > >>>> struct hmap_node hmap_node; /* Node in global 'xbridges' map. */ > >>>> struct ofproto_dpif *ofproto; /* Key in global 'xbridges' map. */ > >>>> @@ -113,6 +123,8 @@ struct xbridge { > >>>> > >>>> /* Datapath feature support. */ > >>>> struct dpif_backer_support support; > >>>> + > >>>> + struct xbridge_addr *addr; > >>>> }; > >>>> > >>>> struct xbundle { > >>>> @@ -576,7 +588,8 @@ static void xlate_xbridge_set(struct xbridge *, > >>>> struct dpif *, > >>>> const struct dpif_ipfix *, > >>>> const struct netflow *, > >>>> bool forward_bpdu, bool has_in_band, > >>>> - const struct dpif_backer_support *); > >>>> + const struct dpif_backer_support *, > >>>> + const struct xbridge_addr *); > >>>> static void xlate_xbundle_set(struct xbundle *xbundle, > >>>> enum port_vlan_mode vlan_mode, > >>>> uint16_t qinq_ethtype, int vlan, > >>>> @@ -826,6 +839,56 @@ xlate_xport_init(struct xlate_cfg *xcfg, struct > >>>> xport *xport) > >>>> hash_ofp_port(xport->ofp_port)); > >>>> } > >>>> > >>>> +static struct xbridge_addr * > >>>> +xbridge_addr_create(struct xbridge *xbridge) > >>>> +{ > >>>> + struct xbridge_addr *xbridge_addr = xbridge->addr; > >>>> + struct in6_addr *addr = NULL, *mask = NULL; > >>>> + struct netdev *dev; > >>>> + int err, n_addr = 0; > >>>> + > >>>> + err = netdev_open(xbridge->name, NULL, &dev); > >>>> + if (!err) { > >>>> + err = netdev_get_addr_list(dev, &addr, &mask, &n_addr); > >>>> + if (!err) { > >>>> + if (!xbridge->addr || > >>>> + n_addr != xbridge->addr->n_addr || > >>>> + (xbridge->addr->addr && memcmp(addr, > >>>> xbridge->addr->addr, > >>>> + sizeof(*addr) * > >>>> n_addr))) { > >>>> + xbridge_addr = xzalloc(sizeof *xbridge_addr); > >>>> + xbridge_addr->addr = addr; > >>>> + xbridge_addr->n_addr = n_addr; > >>>> + ovs_refcount_init(&xbridge_addr->ref_cnt); > >>>> + } else { > >>>> + free(addr); > >>>> + } > >>>> + free(mask); > >>>> + } > >>>> + netdev_close(dev); > >>>> + } > >>>> + > >>>> + return xbridge_addr; > >>>> +} > >>>> + > >>>> +static struct xbridge_addr * > >>>> +xbridge_addr_ref(const struct xbridge_addr *addr_) > >>>> +{ > >>>> + struct xbridge_addr *addr = CONST_CAST(struct xbridge_addr *, > >>>> addr_); > >>>> + if (addr) { > >>>> + ovs_refcount_ref(&addr->ref_cnt); > >>>> + } > >>>> + return addr; > >>>> +} > >>>> + > >>>> +static void > >>>> +xbridge_addr_unref(struct xbridge_addr *addr) > >>>> +{ > >>>> + if (addr && ovs_refcount_unref_relaxed(&addr->ref_cnt) == 1) { > >>>> + free(addr->addr); > >>>> + free(addr); > >>>> + } > >>>> +} > >>>> + > >>>> static void > >>>> xlate_xbridge_set(struct xbridge *xbridge, > >>>> struct dpif *dpif, > >>>> @@ -836,7 +899,8 @@ xlate_xbridge_set(struct xbridge *xbridge, > >>>> const struct dpif_ipfix *ipfix, > >>>> const struct netflow *netflow, > >>>> bool forward_bpdu, bool has_in_band, > >>>> - const struct dpif_backer_support *support) > >>>> + const struct dpif_backer_support *support, > >>>> + const struct xbridge_addr *addr) > >>>> { > >>>> if (xbridge->ml != ml) { > >>>> mac_learning_unref(xbridge->ml); > >>>> @@ -878,6 +942,11 @@ xlate_xbridge_set(struct xbridge *xbridge, > >>>> xbridge->netflow = netflow_ref(netflow); > >>>> } > >>>> > >>>> + if (xbridge->addr != addr) { > >>>> + xbridge_addr_unref(xbridge->addr); > >>>> + xbridge->addr = xbridge_addr_ref(addr); > >>>> + } > >>>> + > >>>> xbridge->dpif = dpif; > >>>> xbridge->forward_bpdu = forward_bpdu; > >>>> xbridge->has_in_band = has_in_band; > >>>> @@ -971,7 +1040,7 @@ xlate_xbridge_copy(struct xbridge *xbridge) > >>>> xbridge->rstp, xbridge->ms, xbridge->mbridge, > >>>> xbridge->sflow, xbridge->ipfix, xbridge->netflow, > >>>> xbridge->forward_bpdu, xbridge->has_in_band, > >>>> - &xbridge->support); > >>>> + &xbridge->support, xbridge->addr); > >>>> LIST_FOR_EACH (xbundle, list_node, &xbridge->xbundles) { > >>>> xlate_xbundle_copy(new_xbridge, xbundle); > >>>> } > >>>> @@ -1126,6 +1195,7 @@ xlate_ofproto_set(struct ofproto_dpif *ofproto, > >>>> const char *name, > >>>> const struct dpif_backer_support *support) > >>>> { > >>>> struct xbridge *xbridge; > >>>> + struct xbridge_addr *xbridge_addr, *old_addr; > >>>> > >>>> ovs_assert(new_xcfg); > >>>> > >>>> @@ -1140,8 +1210,16 @@ xlate_ofproto_set(struct ofproto_dpif *ofproto, > >>>> const char *name, > >>>> free(xbridge->name); > >>>> xbridge->name = xstrdup(name); > >>>> > >>>> + xbridge_addr = xbridge_addr_create(xbridge); > >>>> + old_addr = xbridge->addr; > >>>> + > >>>> xlate_xbridge_set(xbridge, dpif, ml, stp, rstp, ms, mbridge, sflow, > >>>> ipfix, > >>>> - netflow, forward_bpdu, has_in_band, support); > >>>> + netflow, forward_bpdu, has_in_band, support, > >>>> + xbridge_addr); > >>>> + > >>>> + if (xbridge_addr != old_addr) { > >>>> + xbridge_addr_unref(xbridge_addr); > >>>> + } > >>>> } > >>>> > >>>> static void > >>>> @@ -1171,6 +1249,7 @@ xlate_xbridge_remove(struct xlate_cfg *xcfg, > >>>> struct xbridge *xbridge) > >>>> netflow_unref(xbridge->netflow); > >>>> stp_unref(xbridge->stp); > >>>> rstp_unref(xbridge->rstp); > >>>> + xbridge_addr_unref(xbridge->addr); > >>>> hmap_destroy(&xbridge->xports); > >>>> free(xbridge->name); > >>>> free(xbridge); > >>>> @@ -3655,6 +3734,54 @@ check_output_prerequisites(struct xlate_ctx *ctx, > >>>> return true; > >>>> } > >>>> > >>>> +/* Function verifies if destination address of received Neighbor > >>>> Advertisement > >>>> + * message stored in 'flow' is correct. It should be either > >>>> FF02::1:FFXX:XXXX > >>>> + * where XX:XXXX stands for the last 24 bits of 'ipv6_addr' or it > >>>> should match > >>>> + * 'ipv6_addr'. */ > >>>> +static bool > >>>> +is_nd_dst_correct(const struct flow *flow, const struct in6_addr > >>>> *ipv6_addr) > >>>> +{ > >>>> + const uint8_t *flow_ipv6_addr = (uint8_t *) &flow->ipv6_dst; > >>>> + const uint8_t *addr = (uint8_t *) ipv6_addr; > >>>> + > >>>> + return (IN6_IS_ADDR_MC_LINKLOCAL(flow_ipv6_addr) && > >>>> + flow_ipv6_addr[11] == 0x01 && > >>>> + flow_ipv6_addr[12] == 0xff && > >>>> + flow_ipv6_addr[13] == addr[13] && > >>>> + flow_ipv6_addr[14] == addr[14] && > >>>> + flow_ipv6_addr[15] == addr[15]) || > >>>> + IN6_ARE_ADDR_EQUAL(&flow->ipv6_dst, ipv6_addr); > >>>> +} > >>>> + > >>>> +/* Function verifies if the ARP reply or Neighbor Advertisement > >>>> represented by > >>>> + * 'flow' addresses the 'xbridge' of 'ctx'. Returns true if the ARP TA > >>>> or > >>>> + * neighbor discovery destination is in the list of configured IP > >>>> addresses of > >>>> + * the bridge. Otherwise, it returns false. */ > >>>> +static bool > >>>> +is_neighbor_reply_correct(const struct xlate_ctx *ctx, const struct > >>>> flow *flow) > >>>> +{ > >>>> + bool ret = false; > >>>> + int i; > >>>> + struct xbridge_addr *xbridge_addr = > >>>> xbridge_addr_ref(ctx->xbridge->addr); > >>>> + > >>>> + /* Verify if 'nw_dst' of ARP or 'ipv6_dst' of ICMPV6 is in the > >>>> list. */ > >>>> + for (i = 0; xbridge_addr && i < xbridge_addr->n_addr; i++) { > >>>> + struct in6_addr *ip_addr = &xbridge_addr->addr[i]; > >>>> + if ((IN6_IS_ADDR_V4MAPPED(ip_addr) && > >>>> + flow->dl_type == htons(ETH_TYPE_ARP) && > >>>> + in6_addr_get_mapped_ipv4(ip_addr) == flow->nw_dst) || > >>>> + (!IN6_IS_ADDR_V4MAPPED(ip_addr) && > >>>> + is_nd_dst_correct(flow, ip_addr))) { > >>>> + /* Found a match. */ > >>>> + ret = true; > >>>> + break; > >>>> + } > >>>> + } > >>>> + > >>>> + xbridge_addr_unref(xbridge_addr); > >>>> + return ret; > >>>> +} > >>>> + > >>>> static bool > >>>> terminate_native_tunnel(struct xlate_ctx *ctx, ofp_port_t ofp_port, > >>>> struct flow *flow, struct flow_wildcards *wc, > >>>> @@ -3667,6 +3794,15 @@ terminate_native_tunnel(struct xlate_ctx *ctx, > >>>> ofp_port_t ofp_port, > >>>> if (ofp_port == OFPP_LOCAL && > >>>> ovs_native_tunneling_is_on(ctx->xbridge->ofproto)) { > >>>> *tnl_port = tnl_port_map_lookup(flow, wc); > >>>> + > >>>> + /* If no tunnel port was found and it's about an ARP or ICMPv6 > >>>> packet, > >>>> + * do tunnel neighbor snooping. */ > >>>> + if (*tnl_port == ODPP_NONE && > >>>> + (flow->dl_type == htons(ETH_TYPE_ARP) || > >>>> + flow->nw_proto == IPPROTO_ICMPV6) && > >>>> + is_neighbor_reply_correct(ctx, flow)) { > >>>> + tnl_neigh_snoop(flow, wc, ctx->xbridge->name); > >>>> + } > >>>> } > >>>> > >>>> return *tnl_port != ODPP_NONE; > >>>> @@ -6183,9 +6319,6 @@ do_xlate_actions(const struct ofpact *ofpacts, > >>>> size_t ofpacts_len, > >>>> struct flow *flow = &ctx->xin->flow; > >>>> const struct ofpact *a; > >>>> > >>>> - if (ovs_native_tunneling_is_on(ctx->xbridge->ofproto)) { > >>>> - tnl_neigh_snoop(flow, wc, ctx->xbridge->name); > >>>> - } > >>>> /* dl_type already in the mask, not set below. */ > >>>> > >>>> if (!ofpacts_len) { > >>>> diff --git a/tests/tunnel-push-pop-ipv6.at > >>>> b/tests/tunnel-push-pop-ipv6.at > >>>> index 0b9d436db..b0f4a7e91 100644 > >>>> --- a/tests/tunnel-push-pop-ipv6.at > >>>> +++ b/tests/tunnel-push-pop-ipv6.at > >>>> @@ -55,9 +55,73 @@ AT_CHECK([cat p0.pcap.txt | grep > >>>> 93aa55aa55000086dd6000000000203aff2001cafe | un > >>>> ]) > >>>> > >>>> dnl Check ARP Snoop > >>>> -AT_CHECK([ovs-appctl netdev-dummy/receive p0 > >>> > 'in_port(1),eth(src=f8:bc:12:44:34:b6,dst=aa:55:aa:55:00:00),eth_type(0x86dd),ipv6(src=2001:cafe::92,dst=2001:cafe:: > >>> > 94,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=136,code=0),nd(target=2001:cafe::92,sll=00:00:00:00:00: > >>> 00,tll=f8:bc:12:44:34:b6)']) > >>>> +AT_CHECK([ovs-appctl netdev-dummy/receive p0 > >>> > 'in_port(1),eth(src=f8:bc:12:44:34:c8,dst=aa:55:aa:55:00:00),eth_type(0x86dd),ipv6(src=2001:cafe::92,dst=2001:cafe:: > >>> > 88,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=136,code=0),nd(target=2001:cafe::92,sll=00:00:00:00:00: > >>> 00,tll=f8:bc:12:44:34:c8)']) > >>>> > >>>> -AT_CHECK([ovs-appctl netdev-dummy/receive p0 > >>> > 'in_port(1),eth(src=f8:bc:12:44:34:b7,dst=aa:55:aa:55:00:00),eth_type(0x86dd),ipv6(src=2001:cafe::93,dst=2001:cafe:: > >>> > 94,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=136,code=0),nd(target=2001:cafe::93,sll=00:00:00:00:00: > >>> 00,tll=f8:bc:12:44:34:b7)']) > >>>> +ovs-appctl time/warp 1000 > >>>> +ovs-appctl time/warp 1000 > >>>> + > >>>> +AT_CHECK([ovs-appctl tnl/arp/show | tail -n+3 | sort], [0], [dnl > >>>> +2001:cafe::92 f8:bc:12:44:34:c8 br0 > >>>> +]) > >>>> + > >>>> +dnl Receiving Neighbor Advertisement with incorrect 'nw_dst' should not > >>>> alter tunnel neighbor cache > >>>> +AT_CHECK([ovs-appctl netdev-dummy/receive p0 > >>> > 'in_port(1),eth(src=f8:bc:12:44:34:b6,dst=aa:55:aa:55:00:00),eth_type(0x86dd),ipv6(src=2001:cafe::92,dst=2001:cafe:: > >>> > 99,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=136,code=0),nd(target=2001:cafe::92,sll=00:00:00:00:00: > >>> 00,tll=f8:bc:12:44:34:b6)']) > >>>> + > >>>> +ovs-appctl time/warp 1000 > >>>> +ovs-appctl time/warp 1000 > >>>> + > >>>> +AT_CHECK([ovs-appctl tnl/arp/show | tail -n+3 | sort], [0], [dnl > >>>> +2001:cafe::92 f8:bc:12:44:34:c8 br0 > >>>> +]) > >>>> + > >>>> +dnl Receiving Neighbot Advertisement with incorrect VLAN id should not > >>>> alter tunnel neighbor cache > >>>> +AT_CHECK([ovs-vsctl set port br0 tag=10]) > >>>> +AT_CHECK([ovs-appctl netdev-dummy/receive p0 > >>> > 'in_port(1),eth(src=f8:bc:12:44:34:b6,dst=aa:55:aa:55:00:00),eth_type(0x8100),vlan(vid=99,pcp=7),encap(eth_type(0x86 > >>> > dd),ipv6(src=2001:cafe::92,dst=2001:cafe::88,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=136,code=0),n > >>> d(target=2001:cafe::92,sll=00:00:00:00:00:00,tll=f8:bc:12:44:34:b6))']) > >>>> + > >>>> +ovs-appctl time/warp 1000 > >>>> +ovs-appctl time/warp 1000 > >>>> + > >>>> +AT_CHECK([ovs-appctl tnl/arp/show | tail -n+3 | sort], [0], [dnl > >>>> +2001:cafe::92 f8:bc:12:44:34:c8 br0 > >>>> +]) > >>>> + > >>>> +dnl Receiving Neighbor Advertisement with correct VLAN id should alter > >>>> tunnel neighbor cache > >>>> +AT_CHECK([ovs-vsctl set port br0 tag=10]) > >>>> +AT_CHECK([ovs-appctl netdev-dummy/receive p0 > >>> > 'in_port(1),eth(src=f8:bc:12:44:34:b6,dst=aa:55:aa:55:00:00),eth_type(0x8100),vlan(vid=10,pcp=7),encap(eth_type(0x86 > >>> > dd),ipv6(src=2001:cafe::92,dst=2001:cafe::88,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=136,code=0),n > >>> d(target=2001:cafe::92,sll=00:00:00:00:00:00,tll=f8:bc:12:44:34:b6))']) > >>>> + > >>>> +ovs-appctl time/warp 1000 > >>>> +ovs-appctl time/warp 1000 > >>>> + > >>>> +AT_CHECK([ovs-appctl tnl/arp/show | tail -n+3 | sort], [0], [dnl > >>>> +2001:cafe::92 f8:bc:12:44:34:b6 br0 > >>>> +]) > >>>> + > >>>> +dnl Receiving Neighbor Advertisement in overlay bridge should not alter > >>>> tunnel neighbor cache > >>>> +AT_CHECK([ovs-vsctl add-port int-br p1 -- set interface p1 type=dummy > >>>> ofport_request=200 other- > >>> config:hwaddr=aa:55:aa:55:00:99]) > >>>> +AT_CHECK([ovs-appctl netdev-dummy/receive p1 > >>> > 'in_port(200),eth(src=f8:bc:12:44:34:c8,dst=aa:55:aa:55:00:00),eth_type(0x86dd),ipv6(src=2001:cafe::92,dst=2001:cafe > >>> > ::99,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=136,code=0),nd(target=2001:cafe::92,sll=00:00:00:00:0 > >>> 0:00,tll=f8:bc:12:44:34:c8)']) > >>>> + > >>>> +ovs-appctl time/warp 1000 > >>>> +ovs-appctl time/warp 1000 > >>>> + > >>>> +AT_CHECK([ovs-appctl tnl/neigh/show | grep br | sort], [0], [dnl > >>>> +2001:cafe::92 f8:bc:12:44:34:b6 br0 > >>>> +]) > >>>> + > >>>> +dnl Receive Neighbor Advertisement without VLAN header > >>>> +AT_CHECK([ovs-vsctl set port br0 tag=0]) > >>>> +AT_CHECK([ovs-appctl tnl/neigh/flush], [0], [OK > >>>> +]) > >>>> + > >>>> +ovs-appctl time/warp 1000 > >>>> +ovs-appctl time/warp 1000 > >>>> + > >>>> + > >>>> +AT_CHECK([ovs-appctl netdev-dummy/receive p0 > >>> > 'in_port(1),eth(src=f8:bc:12:44:34:b6,dst=aa:55:aa:55:00:00),eth_type(0x86dd),ipv6(src=2001:cafe::92,dst=2001:cafe:: > >>> > 88,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=136,code=0),nd(target=2001:cafe::92,sll=00:00:00:00:00: > >>> 00,tll=f8:bc:12:44:34:b6)']) > >>>> + > >>>> +AT_CHECK([ovs-appctl netdev-dummy/receive p0 > >>> > 'in_port(1),eth(src=f8:bc:12:44:34:b7,dst=aa:55:aa:55:00:00),eth_type(0x86dd),ipv6(src=2001:cafe::93,dst=ff02::1:ff0 > >>> > 0:0088,label=0,proto=58,tclass=0,hlimit=255,frag=no),icmpv6(type=136,code=0),nd(target=2001:cafe::93,sll=00:00:00:00 > >>> :00:00,tll=f8:bc:12:44:34:b7)']) > >>>> + > >>>> +ovs-appctl time/warp 1000 > >>>> +ovs-appctl time/warp 1000 > >>>> > >>>> AT_CHECK([ovs-appctl tnl/arp/show | tail -n+3 | sort], [0], [dnl > >>>> 2001:cafe::92 f8:bc:12:44:34:b6 br0 > >>>> diff --git a/tests/tunnel-push-pop.at b/tests/tunnel-push-pop.at > >>>> index b168f5f2f..4e259730c 100644 > >>>> --- a/tests/tunnel-push-pop.at > >>>> +++ b/tests/tunnel-push-pop.at > >>>> @@ -70,9 +70,71 @@ > >>>> ffffffffffffaa55aa55000008060001080006040001aa55aa550000010102580000000000000101 > >>>> ]) > >>>> > >>>> dnl Check ARP Snoop > >>>> +AT_CHECK([ovs-appctl netdev-dummy/receive p0 > >>> > 'recirc_id(0),in_port(1),eth(src=f8:bc:12:44:34:c8,dst=ff:ff:ff:ff:ff:ff),eth_type(0x0806),arp(sip=1.1.2.92,tip=1.1. > >>> 2.88,op=2,sha=f8:bc:12:44:34:c8,tha=00:00:00:00:00:00)']) > >>>> + > >>>> +ovs-appctl time/warp 1000 > >>>> +ovs-appctl time/warp 1000 > >>>> + > >>>> +AT_CHECK([ovs-appctl tnl/neigh/show | grep br0 | sort], [0], [dnl > >>>> +1.1.2.92 f8:bc:12:44:34:c8 br0 > >>>> +]) > >>>> + > >>>> +dnl Receiving ARP reply with incorrect 'tip' should not alter tunnel > >>>> neighbor cache > >>>> +AT_CHECK([ovs-appctl netdev-dummy/receive p0 > >>> > 'recirc_id(0),in_port(1),eth(src=f8:bc:12:44:34:b8,dst=ff:ff:ff:ff:ff:ff),eth_type(0x0806),arp(sip=1.1.2.92,tip=1.1. > >>> 2.90,op=2,sha=f8:bc:12:44:34:b8,tha=00:00:00:00:00:00)']) > >>>> + > >>>> +ovs-appctl time/warp 1000 > >>>> +ovs-appctl time/warp 1000 > >>>> + > >>>> +AT_CHECK([ovs-appctl tnl/neigh/show | grep br0 | sort], [0], [dnl > >>>> +1.1.2.92 f8:bc:12:44:34:c8 br0 > >>>> +]) > >>>> + > >>>> +dnl Receiving ARP reply with incorrect VLAN id should not alter tunnel > >>>> neighbor cache > >>>> +AT_CHECK([ovs-vsctl set port br0 tag=10]) > >>>> +AT_CHECK([ovs-appctl netdev-dummy/receive p0 > >>> > 'recirc_id(0),in_port(1),eth(src=f8:bc:12:44:34:b6,dst=ff:ff:ff:ff:ff:ff),eth_type(0x8100),vlan(vid=99,pcp=7),encap( > >>> eth_type(0x0806),arp(sip=1.1.2.92,tip=1.1.2.88,op=2,sha=f8:bc:12:44:34:b6,tha=00:00:00:00:00:00))']) > >>>> + > >>>> +ovs-appctl time/warp 1000 > >>>> +ovs-appctl time/warp 1000 > >>>> + > >>>> +AT_CHECK([ovs-appctl tnl/neigh/show | grep br0 | sort], [0], [dnl > >>>> +1.1.2.92 f8:bc:12:44:34:c8 br0 > >>>> +]) > >>>> + > >>>> +dnl Receiving ARP reply with correct VLAN id should alter tunnel > >>>> neighbor cache > >>>> +AT_CHECK([ovs-appctl netdev-dummy/receive p0 > >>> > 'recirc_id(0),in_port(1),eth(src=f8:bc:12:44:34:b6,dst=ff:ff:ff:ff:ff:ff),eth_type(0x8100),vlan(vid=10,pcp=7),encap( > >>> eth_type(0x0806),arp(sip=1.1.2.92,tip=1.1.2.88,op=2,sha=f8:bc:12:44:34:b6,tha=00:00:00:00:00:00))']) > >>>> + > >>>> +ovs-appctl time/warp 1000 > >>>> +ovs-appctl time/warp 1000 > >>>> + > >>>> +AT_CHECK([ovs-appctl tnl/neigh/show | grep br0 | sort], [0], [dnl > >>>> +1.1.2.92 f8:bc:12:44:34:b6 br0 > >>>> +]) > >>>> + > >>>> +dnl Receiving ARP reply in overlay bridge should not alter tunnel > >>>> neighbor cache > >>>> +AT_CHECK([ovs-vsctl add-port int-br p1 -- set interface p1 type=dummy > >>>> ofport_request=200 other- > >>> config:hwaddr=aa:55:aa:55:00:99]) > >>>> +AT_CHECK([ovs-appctl netdev-dummy/receive p1 > >>> > 'recirc_id(0),in_port(200),eth(src=f8:bc:12:44:34:c8,dst=ff:ff:ff:ff:ff:ff),eth_type(0x0806),arp(sip=1.1.2.92,tip=1. > >>> 1.2.88,op=2,sha=f8:bc:12:44:34:c8,tha=00:00:00:00:00:00)']) > >>>> + > >>>> +ovs-appctl time/warp 1000 > >>>> +ovs-appctl time/warp 1000 > >>>> + > >>>> +AT_CHECK([ovs-appctl tnl/neigh/show | grep br | sort], [0], [dnl > >>>> +1.1.2.92 f8:bc:12:44:34:b6 br0 > >>>> +]) > >>>> + > >>>> +dnl Receive ARP reply without VLAN header > >>>> +AT_CHECK([ovs-vsctl set port br0 tag=0]) > >>>> +AT_CHECK([ovs-appctl tnl/neigh/flush], [0], [OK > >>>> +]) > >>>> + > >>>> +ovs-appctl time/warp 1000 > >>>> +ovs-appctl time/warp 1000 > >>>> + > >>>> AT_CHECK([ovs-appctl netdev-dummy/receive p0 > >>> > 'recirc_id(0),in_port(1),eth(src=f8:bc:12:44:34:b6,dst=ff:ff:ff:ff:ff:ff),eth_type(0x0806),arp(sip=1.1.2.92,tip=1.1. > >>> 2.88,op=2,sha=f8:bc:12:44:34:b6,tha=00:00:00:00:00:00)']) > >>>> AT_CHECK([ovs-appctl netdev-dummy/receive p0 > >>> > 'recirc_id(0),in_port(1),eth(src=f8:bc:12:44:34:b7,dst=ff:ff:ff:ff:ff:ff),eth_type(0x0806),arp(sip=1.1.2.93,tip=1.1. > >>> 2.88,op=2,sha=f8:bc:12:44:34:b7,tha=00:00:00:00:00:00)']) > >>>> > >>>> +ovs-appctl time/warp 1000 > >>>> +ovs-appctl time/warp 1000 > >>>> + > >>>> AT_CHECK([ovs-appctl tnl/neigh/show | tail -n+3 | sort], [0], [dnl > >>>> 1.1.2.92 f8:bc:12:44:34:b6 br0 > >>>> 1.1.2.93 f8:bc:12:44:34:b7 br0 > >>>> @@ -190,9 +252,12 @@ AT_CHECK([ovs-ofctl dump-ports int-br | grep 'port > >>>> 7'], [0], [dnl > >>>> dnl Check GREL3 only accepts non-fragmented packets? > >>>> AT_CHECK([ovs-appctl netdev-dummy/receive p0 > >>> > 'aa55aa550000001b213cab6408004500007e79464000402fba550101025c0101025820000800000001c8fe71d883724fbeb6f4e1494a0800450 > >>> > 00054ba200000400184861e0000011e00000200004227e75400030af3195500000000f265010000000000101112131415161718191a1b1c1d1e1 > >>> f202122232425262728292a2b2c2d2e2f3031323334353637']) > >>>> > >>>> +ovs-appctl time/warp 1000 > >>>> +ovs-appctl time/warp 1000 > >>>> + > >>>> AT_CHECK([ovs-ofctl dump-ports int-br | grep 'port [[37]]' | sort], > >>>> [0], [dnl > >>>> port 3: rx pkts=3, bytes=294, drop=?, errs=?, frame=?, over=?, crc=? > >>>> - port 7: rx pkts=3, bytes=252, drop=?, errs=?, frame=?, over=?, crc=? > >>>> + port 7: rx pkts=4, bytes=350, drop=?, errs=?, frame=?, over=?, crc=? > >>>> ]) > >>>> > >>>> dnl Check decapsulation of Geneve packet with options > >>>> -- > >>>> 2.14.1 > >>>> > >>>> _______________________________________________ > >>>> dev mailing list > >>>> d...@openvswitch.org > >>>> https://mail.openvswitch.org/mailman/listinfo/ovs-dev
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