Adding upstream version 8.4.4.upstream/8.4.4upstream

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

11 files changed, 464 insertions, 0 deletions

diff --git a/tests/topotests/nhrp_topo/r1/nhrp4_cache.json b/tests/topotests/nhrp_topo/r1/nhrp4_cache.json
new file mode 100644
index 0000000..6426a93
--- /dev/null
+++ b/tests/topotests/nhrp_topo/r1/nhrp4_cache.json
@@ -0,0 +1,29 @@
+{
+  "attr":{
+    "entriesCount":2
+  },
+  "table":[
+    {
+      "interface":"r1-gre0",
+      "type":"nhs",
+      "protocol":"10.255.255.2",
+      "nbma":"10.2.1.2",
+      "claimed_nbma":"10.2.1.2",
+      "used":false,
+      "timeout":true,
+      "auth":false,
+      "identity":""
+    },
+    {
+      "interface":"r1-gre0",
+      "type":"local",
+      "protocol":"10.255.255.1",
+      "nbma":"10.1.1.1",
+      "claimed_nbma":"10.1.1.1",
+      "used":false,
+      "timeout":false,
+      "auth":false,
+      "identity":"-"
+    }
+  ]
+}
diff --git a/tests/topotests/nhrp_topo/r1/nhrp_route4.json b/tests/topotests/nhrp_topo/r1/nhrp_route4.json
new file mode 100644
index 0000000..68b5a6e
--- /dev/null
+++ b/tests/topotests/nhrp_topo/r1/nhrp_route4.json
@@ -0,0 +1,25 @@
+{
+  "10.255.255.2\/32":[
+    {
+      "prefix":"10.255.255.2\/32",
+      "protocol":"nhrp",
+      "vrfId":0,
+      "vrfName":"default",
+      "selected":true,
+      "destSelected":true,
+      "distance":10,
+      "metric":0,
+      "installed":true,
+      "internalNextHopNum":1,
+      "internalNextHopActiveNum":1,
+      "nexthops":[
+        {
+          "fib":true,
+          "directlyConnected":true,
+          "interfaceName":"r1-gre0",
+          "active":true
+        }
+      ]
+    }
+  ]
+}
diff --git a/tests/topotests/nhrp_topo/r1/nhrpd.conf b/tests/topotests/nhrp_topo/r1/nhrpd.conf
new file mode 100644
index 0000000..e5224e4
--- /dev/null
+++ b/tests/topotests/nhrp_topo/r1/nhrpd.conf
@@ -0,0 +1,10 @@
+log stdout debugging
+! debug nhrp all
+interface r1-gre0
+ ip nhrp holdtime 500
+ ip nhrp shortcut
+ ip nhrp network-id 42
+ ip nhrp nhs dynamic nbma 10.2.1.2
+ ip nhrp registration no-unique
+ tunnel source r1-eth0
+exit
diff --git a/tests/topotests/nhrp_topo/r1/zebra.conf b/tests/topotests/nhrp_topo/r1/zebra.conf
new file mode 100644
index 0000000..b45670f
--- /dev/null
+++ b/tests/topotests/nhrp_topo/r1/zebra.conf
@@ -0,0 +1,12 @@
+interface r1-eth0
+ ip address 10.1.1.1/24
+!
+ip route 10.2.1.0/24 10.1.1.3
+interface r1-gre0
+ ip address 10.255.255.1/32
+ no link-detect
+ ipv6 nd suppress-ra
+exit
+interface r1-eth1
+ ip address 192.168.1.1/24
+!
diff --git a/tests/topotests/nhrp_topo/r2/nhrp4_cache.json b/tests/topotests/nhrp_topo/r2/nhrp4_cache.json
new file mode 100644
index 0000000..34558e0
--- /dev/null
+++ b/tests/topotests/nhrp_topo/r2/nhrp4_cache.json
@@ -0,0 +1,29 @@
+{
+  "attr":{
+    "entriesCount":2
+  },
+  "table":[
+    {
+      "interface":"r2-gre0",
+      "type":"local",
+      "protocol":"10.255.255.2",
+      "nbma":"10.2.1.2",
+      "claimed_nbma":"10.2.1.2",
+      "used":false,
+      "timeout":false,
+      "auth":false,
+      "identity":"-"
+    },
+    {
+      "interface":"r2-gre0",
+      "type":"dynamic",
+      "protocol":"10.255.255.1",
+      "nbma":"10.1.1.1",
+      "claimed_nbma":"10.1.1.1",
+      "used":false,
+      "timeout":true,
+      "auth":false,
+      "identity":""
+    }
+  ]
+}
diff --git a/tests/topotests/nhrp_topo/r2/nhrp_route4.json b/tests/topotests/nhrp_topo/r2/nhrp_route4.json
new file mode 100644
index 0000000..7393cba
--- /dev/null
+++ b/tests/topotests/nhrp_topo/r2/nhrp_route4.json
@@ -0,0 +1,25 @@
+{
+  "10.255.255.1\/32":[
+    {
+      "prefix":"10.255.255.1\/32",
+      "protocol":"nhrp",
+      "vrfId":0,
+      "vrfName":"default",
+      "selected":true,
+      "destSelected":true,
+      "distance":10,
+      "metric":0,
+      "installed":true,
+      "internalNextHopNum":1,
+      "internalNextHopActiveNum":1,
+      "nexthops":[
+        {
+          "fib":true,
+          "directlyConnected":true,
+          "interfaceName":"r2-gre0",
+          "active":true
+        }
+      ]
+    }
+  ]
+}
diff --git a/tests/topotests/nhrp_topo/r2/nhrpd.conf b/tests/topotests/nhrp_topo/r2/nhrpd.conf
new file mode 100644
index 0000000..f9185f9
--- /dev/null
+++ b/tests/topotests/nhrp_topo/r2/nhrpd.conf
@@ -0,0 +1,10 @@
+! debug nhrp all
+log stdout debugging
+nhrp nflog-group 1
+interface r2-gre0
+ ip nhrp holdtime 500
+ ip nhrp redirect
+ ip nhrp network-id 42
+ ip nhrp registration no-unique
+ tunnel source r2-eth0
+exit
diff --git a/tests/topotests/nhrp_topo/r2/zebra.conf b/tests/topotests/nhrp_topo/r2/zebra.conf
new file mode 100644
index 0000000..9f40d4d
--- /dev/null
+++ b/tests/topotests/nhrp_topo/r2/zebra.conf
@@ -0,0 +1,12 @@
+interface r2-eth0
+ ip address 10.2.1.2/24
+!
+ip route 10.1.1.0/24 10.2.1.3
+interface r2-gre0
+ ip address 10.255.255.2/32
+ no link-detect
+ ipv6 nd suppress-ra
+!
+interface r2-eth1
+ ip address 192.168.2.2/24
+!
diff --git a/tests/topotests/nhrp_topo/r3/zebra.conf b/tests/topotests/nhrp_topo/r3/zebra.conf
new file mode 100644
index 0000000..e77f955
--- /dev/null
+++ b/tests/topotests/nhrp_topo/r3/zebra.conf
@@ -0,0 +1,11 @@
+! debug zebra kernel
+! debug zebra rib
+! debug zebra events
+! debug zebra packet
+ip forwarding
+interface r3-eth0
+ ip address 10.1.1.3/24
+!
+interface r3-eth1
+ ip address 10.2.1.3/24
+exit
diff --git a/tests/topotests/nhrp_topo/test_nhrp_topo.dot b/tests/topotests/nhrp_topo/test_nhrp_topo.dot
new file mode 100644
index 0000000..6b68fb3
--- /dev/null
+++ b/tests/topotests/nhrp_topo/test_nhrp_topo.dot
@@ -0,0 +1,73 @@
+## Color coding:
+#########################
+##  Main FRR: #f08080  red
+##  Switches: #d0e0d0  gray
+##  RIP:      #19e3d9  Cyan
+##  RIPng:    #fcb314  dark yellow
+##  OSPFv2:   #32b835  Green
+##  OSPFv3:   #19e3d9  Cyan
+##  ISIS IPv4 #fcb314  dark yellow
+##  ISIS IPv6 #9a81ec  purple
+##  BGP IPv4  #eee3d3  beige
+##  BGP IPv6  #fdff00  yellow
+##### Colors (see http://www.color-hex.com/)
+
+graph template {
+  label="bfd-topo2";
+
+  # Routers
+  r1 [
+    shape=doubleoctagon,
+    label="r1",
+    fillcolor="#f08080",
+    style=filled,
+  ];
+  r2 [
+    shape=doubleoctagon
+    label="r2",
+    fillcolor="#f08080",
+    style=filled,
+  ];
+  r3 [
+    shape=doubleoctagon
+    label="r3",
+    fillcolor="#f08080",
+    style=filled,
+  ];
+  r4 [
+    shape=doubleoctagon
+    label="r4",
+    fillcolor="#f08080",
+    style=filled,
+  ];
+
+  # Switches
+  sw1 [
+    shape=oval,
+    label="sw1\n2001:db8:1::/64",
+    fillcolor="#d0e0d0",
+    style=filled,
+  ];
+  sw2 [
+    shape=oval,
+    label="sw2\n10.0.3.0/24",
+    fillcolor="#d0e0d0",
+    style=filled,
+  ];
+  sw3 [
+    shape=oval,
+    label="sw3\n2001:db8:4::/64",
+    fillcolor="#d0e0d0",
+    style=filled,
+  ];
+
+  # Connections
+  r1 -- sw1 [label="eth0"];
+  r2 -- sw1 [label="eth0"];
+
+  r2 -- sw2 [label="eth1"];
+  r3 -- sw2 [label="eth0"];
+
+  r2 -- sw3 [label="eth2"];
+  r4 -- sw3 [label="eth0"];
+}
diff --git a/tests/topotests/nhrp_topo/test_nhrp_topo.py b/tests/topotests/nhrp_topo/test_nhrp_topo.py
new file mode 100644
index 0000000..e6e5519
--- /dev/null
+++ b/tests/topotests/nhrp_topo/test_nhrp_topo.py
@@ -0,0 +1,228 @@
+#!/usr/bin/env python
+
+#
+# test_nhrp_topo.py
+# Part of NetDEF Topology Tests
+#
+# Copyright (c) 2019 by
+# Network Device Education Foundation, Inc. ("NetDEF")
+#
+# 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_nhrp_topo.py: Test the FRR/Quagga NHRP daemon
+"""
+
+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
+from lib.topolog import logger
+from lib.common_config import required_linux_kernel_version
+
+# Required to instantiate the topology builder class.
+
+pytestmark = [pytest.mark.nhrpd]
+
+
+def build_topo(tgen):
+    "Build function"
+
+    # Create 3 routers.
+    for routern in range(1, 4):
+        tgen.add_router("r{}".format(routern))
+
+    switch = tgen.add_switch("s1")
+    switch.add_link(tgen.gears["r1"])
+    switch.add_link(tgen.gears["r3"])
+    switch = tgen.add_switch("s2")
+    switch.add_link(tgen.gears["r2"])
+    switch.add_link(tgen.gears["r3"])
+    switch = tgen.add_switch("s3")
+    switch.add_link(tgen.gears["r2"])
+    switch = tgen.add_switch("s4")
+    switch.add_link(tgen.gears["r1"])
+
+
+def _populate_iface():
+    tgen = get_topogen()
+    cmds_tot_hub = [
+        "ip tunnel add {0}-gre0 mode gre ttl 64 key 42 dev {0}-eth0 local 10.2.1.{1} remote 0.0.0.0",
+        "ip link set dev {0}-gre0 up",
+        "echo 0 > /proc/sys/net/ipv4/ip_forward_use_pmtu",
+        "echo 1 > /proc/sys/net/ipv6/conf/{0}-eth0/disable_ipv6",
+        "echo 1 > /proc/sys/net/ipv6/conf/{0}-gre0/disable_ipv6",
+    ]
+
+    cmds_tot = [
+        "ip tunnel add {0}-gre0 mode gre ttl 64 key 42 dev {0}-eth0 local 10.1.1.{1} remote 0.0.0.0",
+        "ip link set dev {0}-gre0 up",
+        "echo 0 > /proc/sys/net/ipv4/ip_forward_use_pmtu",
+        "echo 1 > /proc/sys/net/ipv6/conf/{0}-eth0/disable_ipv6",
+        "echo 1 > /proc/sys/net/ipv6/conf/{0}-gre0/disable_ipv6",
+    ]
+
+    for cmd in cmds_tot_hub:
+        input = cmd.format("r2", "2")
+        logger.info("input: " + input)
+        output = tgen.net["r2"].cmd(input)
+        logger.info("output: " + output)
+
+    for cmd in cmds_tot:
+        input = cmd.format("r1", "1")
+        logger.info("input: " + input)
+        output = tgen.net["r1"].cmd(input)
+        logger.info("output: " + output)
+
+
+def setup_module(mod):
+    "Sets up the pytest environment"
+
+    result = required_linux_kernel_version("5.0")
+    if result is not True:
+        pytest.skip("Kernel requirements are not met")
+
+    tgen = Topogen(build_topo, mod.__name__)
+    tgen.start_topology()
+
+    router_list = tgen.routers()
+    _populate_iface()
+
+    for rname, router in router_list.items():
+        router.load_config(
+            TopoRouter.RD_ZEBRA,
+            os.path.join(CWD, "{}/zebra.conf".format(rname)),
+        )
+        if rname in ("r1", "r2"):
+            router.load_config(
+                TopoRouter.RD_NHRP, os.path.join(CWD, "{}/nhrpd.conf".format(rname))
+            )
+
+    # Initialize all routers.
+    logger.info("Launching NHRP")
+    for name in router_list:
+        router = tgen.gears[name]
+        router.start()
+
+
+def teardown_module(_mod):
+    "Teardown the pytest environment"
+    tgen = get_topogen()
+    tgen.stop_topology()
+
+
+def test_protocols_convergence():
+    """
+    Assert that all protocols have converged before checking for the NHRP
+    statuses as they depend on it.
+    """
+    tgen = get_topogen()
+    if tgen.routers_have_failure():
+        pytest.skip(tgen.errors)
+
+    # Check IPv4 routing tables.
+    logger.info("Checking NHRP cache and IPv4 routes for convergence")
+    router_list = tgen.routers()
+
+    for rname, router in router_list.items():
+        if rname == "r3":
+            continue
+
+        json_file = "{}/{}/nhrp4_cache.json".format(CWD, router.name)
+        if not os.path.isfile(json_file):
+            logger.info("skipping file {}".format(json_file))
+            continue
+
+        expected = json.loads(open(json_file).read())
+        test_func = partial(
+            topotest.router_json_cmp, router, "show ip nhrp cache json", expected
+        )
+        _, result = topotest.run_and_expect(test_func, None, count=40, wait=0.5)
+
+        output = router.vtysh_cmd("show ip nhrp cache")
+        logger.info(output)
+
+        assertmsg = '"{}" JSON output mismatches'.format(router.name)
+        assert result is None, assertmsg
+
+    for rname, router in router_list.items():
+        if rname == "r3":
+            continue
+
+        json_file = "{}/{}/nhrp_route4.json".format(CWD, router.name)
+        if not os.path.isfile(json_file):
+            logger.info("skipping file {}".format(json_file))
+            continue
+
+        expected = json.loads(open(json_file).read())
+        test_func = partial(
+            topotest.router_json_cmp, router, "show ip route nhrp json", expected
+        )
+        _, result = topotest.run_and_expect(test_func, None, count=40, wait=0.5)
+
+        output = router.vtysh_cmd("show ip route nhrp")
+        logger.info(output)
+
+        assertmsg = '"{}" JSON output mismatches'.format(router.name)
+        assert result is None, assertmsg
+
+    for rname, router in router_list.items():
+        if rname == "r3":
+            continue
+        logger.info("Dump neighbor information on {}-gre0".format(rname))
+        output = router.run("ip neigh show")
+        logger.info(output)
+
+
+def test_nhrp_connection():
+    "Assert that the NHRP peers can find themselves."
+    tgen = get_topogen()
+    if tgen.routers_have_failure():
+        pytest.skip(tgen.errors)
+
+    pingrouter = tgen.gears["r1"]
+    logger.info("Check Ping IPv4 from  R1 to R2 = 10.255.255.2)")
+    output = pingrouter.run("ping 10.255.255.2 -f -c 1000")
+    logger.info(output)
+    if "1000 packets transmitted, 1000 received" not in output:
+        assertmsg = "expected ping IPv4 from R1 to R2 should be ok"
+        assert 0, assertmsg
+    else:
+        logger.info("Check Ping IPv4 from R1 to R2 OK")
+
+
+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))