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diff --git a/tests/sys/netinet/carp.py b/tests/sys/netinet/carp.py
--- a/tests/sys/netinet/carp.py
+++ b/tests/sys/netinet/carp.py
@@ -1,5 +1,9 @@
import pytest
+import subprocess
+import time
from atf_python.sys.net.tools import ToolsHelper
+from atf_python.sys.net.vnet import VnetInstance
+from atf_python.sys.net.vnet import VnetInterface
from atf_python.sys.net.vnet import VnetTestTemplate
sc = None
@@ -51,3 +55,102 @@
carp_pkts = sc.sniff(iface=if1.name, stop_filter=filter_f, timeout=5)
self.check_carp_src_mac(carp_pkts)
+
+
+class BaseCarpTest(VnetTestTemplate):
+ REQUIRED_MODULES = ["carp"]
+
+ def wait_for_carp(self, vnet: VnetInstance, epair: VnetInterface):
+ while True:
+ out = ToolsHelper.get_output("ifconfig {}".format(epair.name))
+ for line in out.splitlines():
+ if "carp" in line and "MASTER" in line:
+ self.send_object(vnet.pipe, "")
+ return
+ print("vnet {}: waiting for CARP on {}".format(vnet.name, epair.name))
+ time.sleep(0.5)
+
+ def run(self, cmd):
+ assert subprocess.run(cmd.split()).returncode == 0
+
+
+class TestCarpBasicIPv4(BaseCarpTest):
+ TOPOLOGY = {
+ "vnet1": {"ifaces": ["epair2", "epair3", "bridge"]},
+ "vnet2": {"ifaces": ["epair2"]},
+ "vnet3": {"ifaces": ["epair3"]},
+ "epair2": {"prefixes4": [("", "192.0.2.202/29")]},
+ "epair3": {"prefixes4": [("", "192.0.2.203/29")]},
+ "bridge": {"type": "bridge", "prefixes4": [("192.0.2.4/29", "")]},
+ }
+
+ def vnet2_handler(self, vnet: VnetInstance):
+ self.run("ifconfig {} add vhid 1 192.0.2.1/29".format(vnet.epair2.name))
+ self.wait_for_carp(vnet, vnet.epair2)
+ self.wait()
+
+ def vnet3_handler(self, vnet: VnetInstance):
+ self.run("ifconfig {} add vhid 1 192.0.2.1/29".format(vnet.epair3.name))
+ self.wait_for_carp(vnet, vnet.epair3)
+ self.wait()
+
+ @pytest.mark.require_user("root")
+ def test_carp(self):
+ """Basic CARP test (IPv4)"""
+ vnet = self.vnet
+
+ vnet.epair2.turn_up()
+ vnet.epair3.turn_up()
+
+ self.run(
+ "ifconfig {} addm {} addm {}".format(
+ vnet.bridge.name, vnet.epair2.name, vnet.epair3.name
+ )
+ )
+
+ # Wait for carp readiness on one of the VNETs
+ self.wait_objects_any([self.vnet2.pipe, self.vnet3.pipe], timeout=10)
+
+ self.run("ping -c3 192.0.2.1")
+
+
+class TestCarpBasicIPv6(BaseCarpTest):
+ TOPOLOGY = {
+ "vnet1": {"ifaces": ["epair2", "epair3", "bridge"]},
+ "vnet2": {"ifaces": ["epair2"]},
+ "vnet3": {"ifaces": ["epair3"]},
+ "epair2": {"prefixes6": [("", "2001:db8::1:2/64")]},
+ "epair3": {"prefixes6": [("", "2001:db8::1:3/64")]},
+ "bridge": {"type": "bridge", "prefixes6": [("2001:db8::0:4/64", "")]},
+ }
+
+ def vnet2_handler(self, vnet: VnetInstance):
+ epair = vnet.epair2
+ self.run("ifconfig {} inet6 add vhid 1 2001:db8::0:1/64".format(epair.name))
+ self.wait_for_carp(vnet, epair)
+ self.wait()
+
+ def vnet3_handler(self, vnet: VnetInstance):
+ epair = vnet.epair3
+ self.run("ifconfig {} inet6 add vhid 1 2001:db8::0:1/64".format(epair.name))
+ self.wait_for_carp(vnet, epair)
+ self.wait()
+
+ @pytest.mark.require_user("root")
+ def test_carp(self):
+ """Basic CARP test (IPv4)"""
+ vnet = self.vnet
+
+ vnet.epair2.turn_up()
+ vnet.epair3.turn_up()
+
+ self.run(
+ "ifconfig {} addm {} addm {}".format(
+ vnet.bridge.name, vnet.epair2.name, vnet.epair3.name
+ )
+ )
+
+ # Wait for carp readiness on one of the VNETs
+ self.wait_objects_any([self.vnet2.pipe, self.vnet3.pipe], timeout=10)
+
+ self.run("ping -6 -c3 2001:db8::0:1")

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