Adding upstream version 8.4.4.upstream/8.4.4upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

9 files changed, 790 insertions, 0 deletions

diff --git a/tests/topotests/bgp_lu_topo1/R1/bgpd.conf b/tests/topotests/bgp_lu_topo1/R1/bgpd.conf
new file mode 100644
index 0000000..a164152
--- /dev/null
+++ b/tests/topotests/bgp_lu_topo1/R1/bgpd.conf
@@ -0,0 +1,21 @@
+!
+! debug bgp labelpool
+! debug bgp zebra
+!
+router bgp 1
+ bgp router-id 10.0.0.1
+ timers bgp 3 9
+ no bgp ebgp-requires-policy
+ no bgp network import-check
+ neighbor 10.0.0.2 remote-as 2
+ neighbor 10.0.0.2 solo
+ neighbor 10.0.0.2 timers connect 10
+!
+ address-family ipv4 unicast
+  no neighbor 10.0.0.2 activate
+ exit-address-family
+ !
+ address-family ipv4 labeled-unicast
+  neighbor 10.0.0.2 activate
+ exit-address-family
+!
diff --git a/tests/topotests/bgp_lu_topo1/R1/labelpool.summ.json b/tests/topotests/bgp_lu_topo1/R1/labelpool.summ.json
new file mode 100644
index 0000000..e2eee51
--- /dev/null
+++ b/tests/topotests/bgp_lu_topo1/R1/labelpool.summ.json
@@ -0,0 +1,8 @@
+{
+  "Ledger":506,
+  "InUse":506,
+  "Requests":0,
+  "LabelChunks":3,
+  "Pending":0,
+  "Reconnects":0
+}
diff --git a/tests/topotests/bgp_lu_topo1/R1/zebra.conf b/tests/topotests/bgp_lu_topo1/R1/zebra.conf
new file mode 100644
index 0000000..f8a9ce4
--- /dev/null
+++ b/tests/topotests/bgp_lu_topo1/R1/zebra.conf
@@ -0,0 +1,6 @@
+! debug zebra events
+! debug zebra dplane
+! debug zebra mpls
+!
+interface R1-eth0
+ ip address 10.0.0.1/24
diff --git a/tests/topotests/bgp_lu_topo1/R2/bgpd.conf b/tests/topotests/bgp_lu_topo1/R2/bgpd.conf
new file mode 100644
index 0000000..d35bbb8
--- /dev/null
+++ b/tests/topotests/bgp_lu_topo1/R2/bgpd.conf
@@ -0,0 +1,23 @@
+! debug bgp labelpool
+! debug bgp zebra
+!
+router bgp 2
+ bgp router-id 10.0.0.2
+ timers bgp 3 9
+ no bgp ebgp-requires-policy
+ no bgp network import-check
+ neighbor 10.0.1.3 remote-as 2
+ neighbor 10.0.1.3 update-source 10.0.1.2
+ neighbor 10.0.1.3 timers connect 10
+ neighbor 10.0.0.1 remote-as 1
+ neighbor 10.0.0.1 timers connect 10
+!
+ address-family ipv4 unicast
+  neighbor 10.0.1.3 activate
+  no neighbor 10.0.0.1 activate
+ exit-address-family
+ !
+ address-family ipv4 labeled-unicast
+  neighbor 10.0.0.1 activate
+ exit-address-family
+!
diff --git a/tests/topotests/bgp_lu_topo1/R2/labelpool.summ.json b/tests/topotests/bgp_lu_topo1/R2/labelpool.summ.json
new file mode 100644
index 0000000..9c817e8
--- /dev/null
+++ b/tests/topotests/bgp_lu_topo1/R2/labelpool.summ.json
@@ -0,0 +1,8 @@
+{
+  "Ledger":0,
+  "InUse":0,
+  "Requests":0,
+  "LabelChunks":0,
+  "Pending":0,
+  "Reconnects":0
+}
diff --git a/tests/topotests/bgp_lu_topo1/R2/zebra.conf b/tests/topotests/bgp_lu_topo1/R2/zebra.conf
new file mode 100644
index 0000000..083da3e
--- /dev/null
+++ b/tests/topotests/bgp_lu_topo1/R2/zebra.conf
@@ -0,0 +1,11 @@
+!
+! debug zebra events
+! debug zebra dplane
+! debug zebra mpls
+!
+interface R2-eth0
+ ip address 10.0.0.2/24
+!
+interface R2-eth1
+ ip address 10.0.1.2/24
+!
\ No newline at end of file
diff --git a/tests/topotests/bgp_lu_topo1/R3/bgpd.conf b/tests/topotests/bgp_lu_topo1/R3/bgpd.conf
new file mode 100644
index 0000000..31d26ea
--- /dev/null
+++ b/tests/topotests/bgp_lu_topo1/R3/bgpd.conf
@@ -0,0 +1,523 @@
+log file /tmp/bgpd.log
+!
+! debug bgp updates
+!
+router bgp 2
+ bgp router-id 10.0.1.3
+ timers bgp 3 9
+ no bgp ebgp-requires-policy
+ no bgp network import-check
+ neighbor 10.0.1.2 remote-as 2
+ neighbor 10.0.1.2 timers connect 10
+ !
+ address-family ipv4 unicast
+  neighbor 10.0.1.2 activate
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+ exit-address-family
+ !
+!
diff --git a/tests/topotests/bgp_lu_topo1/R3/zebra.conf b/tests/topotests/bgp_lu_topo1/R3/zebra.conf
new file mode 100644
index 0000000..ea4a148
--- /dev/null
+++ b/tests/topotests/bgp_lu_topo1/R3/zebra.conf
@@ -0,0 +1,9 @@
+log file /tmp/zebra.log
+!
+! debug zebra events
+! debug zebra packet detail
+! debug zebra mpls
+!
+interface R3-eth0
+ ip address 10.0.1.3/24
+!
diff --git a/tests/topotests/bgp_lu_topo1/test_bgp_lu.py b/tests/topotests/bgp_lu_topo1/test_bgp_lu.py
new file mode 100644
index 0000000..8955f27
--- /dev/null
+++ b/tests/topotests/bgp_lu_topo1/test_bgp_lu.py
@@ -0,0 +1,181 @@
+#!/usr/bin/env python
+
+#
+# test_bgp_lu.py
+# Part of NetDEF Topology Tests
+#
+# Copyright (c) 2020 by Volta Networks
+#
+# Permission to use, copy, modify, and/or distribute this software
+# for any purpose with or without fee is hereby granted, provided
+# that the above copyright notice and this permission notice appear
+# in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND NETDEF DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL NETDEF BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY
+# DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
+# WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
+# ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+# OF THIS SOFTWARE.
+#
+
+"""
+test_bgp_lu.py: Test BGP LU label allocation
+"""
+
+import os
+import sys
+import json
+from functools import partial
+import pytest
+
+# Save the Current Working Directory to find configuration files.
+CWD = os.path.dirname(os.path.realpath(__file__))
+sys.path.append(os.path.join(CWD, "../"))
+
+# pylint: disable=C0413
+# Import topogen and topotest helpers
+from lib import topotest
+from lib.topogen import Topogen, TopoRouter, get_topogen
+
+# Required to instantiate the topology builder class.
+
+
+pytestmark = [pytest.mark.bgpd]
+
+
+# Basic scenario for BGP-LU. Nodes are directly connected.
+# Node 3 is advertising many routes to 2, which advertises them
+# as BGP-LU to 1; this way we get routes with actual labels, as
+# opposed to implicit-null routes in the 2-node case.
+#
+#  AS1      BGP-LU        AS2         iBGP        AS2
+# +-----+                +-----+                 +-----+
+# |     |.1            .2|     |.2             .3|     |
+# |  1  +----------------+  2  +-----------------+  3  |
+# |     |   10.0.0.0/24  |     |   10.0.1.0/24   |     |
+# +-----+                +-----+                 +-----+
+
+
+def build_topo(tgen):
+    "Build function"
+
+    # This function only purpose is to define allocation and relationship
+    # between routers, switches and hosts.
+    #
+    #
+    # Create routers
+    tgen.add_router("R1")
+    tgen.add_router("R2")
+    tgen.add_router("R3")
+
+    # R1-R2
+    switch = tgen.add_switch("s1")
+    switch.add_link(tgen.gears["R1"])
+    switch.add_link(tgen.gears["R2"])
+
+    # R2-R3
+    switch = tgen.add_switch("s2")
+    switch.add_link(tgen.gears["R2"])
+    switch.add_link(tgen.gears["R3"])
+
+
+def setup_module(mod):
+    "Sets up the pytest environment"
+    # This function initiates the topology build with Topogen...
+    tgen = Topogen(build_topo, mod.__name__)
+    # ... and here it calls Mininet initialization functions.
+    tgen.start_topology()
+
+    # This is a sample of configuration loading.
+    router_list = tgen.routers()
+
+    # For all registered routers, load the zebra configuration file
+    for rname, router in router_list.items():
+        router.load_config(
+            TopoRouter.RD_ZEBRA, os.path.join(CWD, "{}/zebra.conf".format(rname))
+        )
+        router.load_config(
+            TopoRouter.RD_BGP, os.path.join(CWD, "{}/bgpd.conf".format(rname))
+        )
+
+    # After loading the configurations, this function loads configured daemons.
+    tgen.start_router()
+
+
+def teardown_module(mod):
+    "Teardown the pytest environment"
+    tgen = get_topogen()
+
+    # This function tears down the whole topology.
+    tgen.stop_topology()
+
+
+def check_labelpool(router):
+    json_file = "{}/{}/labelpool.summ.json".format(CWD, router.name)
+    expected = json.loads(open(json_file).read())
+
+    test_func = partial(
+        topotest.router_json_cmp, router, "show bgp labelpool summary json", expected
+    )
+    _, result = topotest.run_and_expect(test_func, None, count=20, wait=1)
+    assertmsg = '"{}" JSON output mismatches - Did not converge'.format(router.name)
+    assert result is None, assertmsg
+
+
+def test_converge_bgplu():
+    "Wait for protocol convergence"
+
+    tgen = get_topogen()
+    # Don't run this test if we have any failure.
+    if tgen.routers_have_failure():
+        pytest.skip(tgen.errors)
+
+    # tgen.mininet_cli();
+    r1 = tgen.gears["R1"]
+    r2 = tgen.gears["R2"]
+
+    check_labelpool(r1)
+    check_labelpool(r2)
+
+
+def test_clear_bgplu():
+    "Wait for protocol convergence"
+
+    tgen = get_topogen()
+    # Don't run this test if we have any failure.
+    if tgen.routers_have_failure():
+        pytest.skip(tgen.errors)
+
+    # tgen.mininet_cli();
+    r1 = tgen.gears["R1"]
+    r2 = tgen.gears["R2"]
+
+    r1.vtysh_cmd("clear bgp 10.0.0.2")
+    check_labelpool(r1)
+    check_labelpool(r2)
+
+    r2.vtysh_cmd("clear bgp 10.0.1.3")
+    check_labelpool(r1)
+    check_labelpool(r2)
+
+    r1.vtysh_cmd("clear bgp 10.0.0.2")
+    r2.vtysh_cmd("clear bgp 10.0.1.3")
+    check_labelpool(r1)
+    check_labelpool(r2)
+
+
+def test_memory_leak():
+    "Run the memory leak test and report results."
+    tgen = get_topogen()
+    if not tgen.is_memleak_enabled():
+        pytest.skip("Memory leak test/report is disabled")
+
+    tgen.report_memory_leaks()
+
+
+if __name__ == "__main__":
+    args = ["-s"] + sys.argv[1:]
+    sys.exit(pytest.main(args))