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authorNeale Ranns <nranns@cisco.com>2019-12-17 00:14:26 +0000
committerDamjan Marion <dmarion@me.com>2019-12-17 17:52:28 +0000
commite11dce20c99775884877ad6dcf879e8995c78ebf (patch)
treedb56dc5538c276e62be33179815557a3db297632
parent70ef0faea9f706004c068fb843797a7cb08a9e68 (diff)
nhrp: mGREv6
Type: test Change-Id: I7d0496c37e06d3b6eee325a262e5398860282b63 Signed-off-by: Neale Ranns <nranns@cisco.com>
-rw-r--r--MAINTAINERS5
-rw-r--r--src/vnet/nhrp/nhrp.c9
-rw-r--r--test/test_gre.py78
3 files changed, 88 insertions, 4 deletions
diff --git a/MAINTAINERS b/MAINTAINERS
index ef3f6520476..32b8914a4cd 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -181,6 +181,11 @@ I: cop
M: Dave Barach <dave@barachs.net>
F: src/vnet/cop/
+VNET NHRP
+I: nhrp
+M: Neale Ranns <nranns@cisco.com>
+F: src/vnet/nhrp/
+
Crypto IA32 Plugin
I: crypto-ia32
M: Damjan Marion <damarion@cisco.com>
diff --git a/src/vnet/nhrp/nhrp.c b/src/vnet/nhrp/nhrp.c
index 6a616ba273d..a89f6cd9459 100644
--- a/src/vnet/nhrp/nhrp.c
+++ b/src/vnet/nhrp/nhrp.c
@@ -154,10 +154,11 @@ format_nhrp_entry (u8 * s, va_list * args)
ne = nhrp_entry_get (nei);
s = format (s, "[%d] ", nei);
- s = format (s, "%U:%U ", format_vnet_sw_if_index_name,
- vnm, ne->ne_key->nk_sw_if_index,
- format_ip46_address, &ne->ne_key->nk_peer, IP46_TYPE_ANY);
- s = format (s, "via %d:%U",
+ s = format (s, "%U:", format_vnet_sw_if_index_name,
+ vnm, ne->ne_key->nk_sw_if_index);
+ s = format (s, " %U", format_ip46_address,
+ &ne->ne_key->nk_peer, IP46_TYPE_ANY);
+ s = format (s, " via [%d]:%U",
fib_table_get_table_id (ne->ne_fib_index, ne->ne_nh.fp_proto),
format_fib_prefix, &ne->ne_nh);
diff --git a/test/test_gre.py b/test/test_gre.py
index c28c04b988c..96fe3042b4e 100644
--- a/test/test_gre.py
+++ b/test/test_gre.py
@@ -1050,6 +1050,84 @@ class TestGRE(VppTestCase):
gre_if.admin_down()
gre_if.unconfig_ip4()
+ def test_mgre6(self):
+ """ mGRE IPv6 tunnel Tests """
+
+ self.pg0.ip6_enable()
+
+ for itf in self.pg_interfaces[3:]:
+ #
+ # one underlay nh for each overlay/tunnel peer
+ #
+ itf.config_ip6()
+ itf.generate_remote_hosts(4)
+ itf.configure_ipv6_neighbors()
+
+ #
+ # Create an L3 GRE tunnel.
+ # - set it admin up
+ # - assign an IP Addres
+ # - Add a route via the tunnel
+ #
+ gre_if = VppGreInterface(self,
+ itf.local_ip6,
+ "::",
+ mode=(VppEnum.vl_api_gre_tunnel_mode_t.
+ GRE_API_TUNNEL_MODE_MP))
+ gre_if.add_vpp_config()
+ gre_if.admin_up()
+ gre_if.config_ip6()
+ gre_if.generate_remote_hosts(4)
+
+ #
+ # for-each peer
+ #
+ for ii in range(1, 4):
+ route_addr = "4::%d" % ii
+
+ #
+ # route traffic via the peer
+ #
+ route_via_tun = VppIpRoute(
+ self, route_addr, 128,
+ [VppRoutePath(gre_if._remote_hosts[ii].ip6,
+ gre_if.sw_if_index)])
+ route_via_tun.add_vpp_config()
+
+ #
+ # Add a NHRP entry resolves the peer
+ #
+ nhrp = VppNhrp(self, gre_if,
+ gre_if._remote_hosts[ii].ip6,
+ itf._remote_hosts[ii].ip6)
+ nhrp.add_vpp_config()
+
+ #
+ # Send a packet stream that is routed into the tunnel
+ # - packets are GRE encapped
+ #
+ tx = self.create_stream_ip6(self.pg0, "5::5", route_addr)
+ rx = self.send_and_expect(self.pg0, tx, itf)
+ self.verify_tunneled_6o6(self.pg0, rx, tx,
+ itf.local_ip6,
+ gre_if._remote_hosts[ii].ip6)
+
+ #
+ # delete and re-add the NHRP
+ #
+ nhrp.remove_vpp_config()
+ self.send_and_assert_no_replies(self.pg0, tx)
+
+ nhrp.add_vpp_config()
+ rx = self.send_and_expect(self.pg0, tx, itf)
+ self.verify_tunneled_6o6(self.pg0, rx, tx,
+ itf.local_ip6,
+ gre_if._remote_hosts[ii].ip6)
+ gre_if.admin_down()
+ gre_if.unconfig_ip4()
+ itf.unconfig_ip6()
+ self.pg0.ip6_disable()
+
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)