test-network: add tests for prefix routes

3 files changed, 125 insertions, 0 deletions

diff --git a/test/test-network/conf/25-prefix-route-with-vrf.network b/test/test-network/conf/25-prefix-route-with-vrf.network
new file mode 100644
index 0000000000..fdc1e11c5e
--- /dev/null
+++ b/test/test-network/conf/25-prefix-route-with-vrf.network
@@ -0,0 +1,26 @@
+[Match]
+Name=dummy98
+
+[Network]
+IPv6AcceptRA=no
+VRF=vrf99
+Address=fdde:11:22::1/128
+Address=fdde:11:33::1/64
+Address=10.20.22.1/32
+Address=10.20.33.1/24
+
+[Address]
+Address=fdde:11:44::1/128
+AddPrefixRoute=no
+
+[Address]
+Address=fdde:11:55::1/64
+AddPrefixRoute=no
+
+[Address]
+Address=10.20.44.1/32
+AddPrefixRoute=no
+
+[Address]
+Address=10.20.55.1/24
+AddPrefixRoute=no
diff --git a/test/test-network/conf/25-prefix-route-without-vrf.network b/test/test-network/conf/25-prefix-route-without-vrf.network
new file mode 100644
index 0000000000..9354b55d5c
--- /dev/null
+++ b/test/test-network/conf/25-prefix-route-without-vrf.network
@@ -0,0 +1,25 @@
+[Match]
+Name=test1
+
+[Network]
+IPv6AcceptRA=no
+Address=fdde:12:22::1/128
+Address=fdde:12:33::1/64
+Address=10.21.22.1/32
+Address=10.21.33.1/24
+
+[Address]
+Address=fdde:12:44::1/128
+AddPrefixRoute=no
+
+[Address]
+Address=fdde:12:55::1/64
+AddPrefixRoute=no
+
+[Address]
+Address=10.21.44.1/32
+AddPrefixRoute=no
+
+[Address]
+Address=10.21.55.1/24
+AddPrefixRoute=no
diff --git a/test/test-network/systemd-networkd-tests.py b/test/test-network/systemd-networkd-tests.py
index efd3db8f44..0ca1fb3bf9 100755
--- a/test/test-network/systemd-networkd-tests.py
+++ b/test/test-network/systemd-networkd-tests.py
@@ -1717,6 +1717,8 @@ class NetworkdNetworkTests(unittest.TestCase, Utilities):
         '25-qdisc-ingress-netem-compat.network',
         '25-qdisc-pie.network',
         '25-qdisc-qfq.network',
+        '25-prefix-route-with-vrf.network',
+        '25-prefix-route-without-vrf.network',
         '25-route-ipv6-src.network',
         '25-route-static.network',
         '25-route-vrf.network',
@@ -1729,6 +1731,7 @@ class NetworkdNetworkTests(unittest.TestCase, Utilities):
         '25-veth-peer.network',
         '25-veth.netdev',
         '25-vrf.netdev',
+        '25-vrf.network',
         '26-link-local-addressing-ipv6.network',
         'routing-policy-rule-dummy98.network',
         'routing-policy-rule-test1.network']
@@ -1815,6 +1818,77 @@ class NetworkdNetworkTests(unittest.TestCase, Utilities):
         print(output)
         self.assertNotRegex(output, '192.168.100.10/24')
 
+    @expectedFailureIfModuleIsNotAvailable('vrf')
+    def test_prefix_route(self):
+        copy_unit_to_networkd_unit_path('25-prefix-route-with-vrf.network', '12-dummy.netdev',
+                                        '25-prefix-route-without-vrf.network', '11-dummy.netdev',
+                                        '25-vrf.netdev', '25-vrf.network')
+        for trial in range(2):
+            if trial == 0:
+                start_networkd()
+            else:
+                restart_networkd(3)
+
+            self.wait_online(['dummy98:routable', 'test1:routable', 'vrf99:carrier'])
+
+            output = check_output('ip route show table 42 dev dummy98')
+            print('### ip route show table 42 dev dummy98')
+            print(output)
+            self.assertRegex(output, 'local 10.20.22.1 proto kernel scope host src 10.20.22.1')
+            self.assertRegex(output, 'broadcast 10.20.33.0 proto kernel scope link src 10.20.33.1')
+            self.assertRegex(output, '10.20.33.0/24 proto kernel scope link src 10.20.33.1')
+            self.assertRegex(output, 'local 10.20.33.1 proto kernel scope host src 10.20.33.1')
+            self.assertRegex(output, 'broadcast 10.20.33.255 proto kernel scope link src 10.20.33.1')
+            self.assertRegex(output, 'local 10.20.44.1 proto kernel scope host src 10.20.44.1')
+            self.assertRegex(output, 'broadcast 10.20.55.0 proto kernel scope link src 10.20.55.1')
+            self.assertRegex(output, 'local 10.20.55.1 proto kernel scope host src 10.20.55.1')
+            self.assertRegex(output, 'broadcast 10.20.55.255 proto kernel scope link src 10.20.55.1')
+            output = check_output('ip -6 route show table 42 dev dummy98')
+            print('### ip -6 route show table 42 dev dummy98')
+            print(output)
+            if trial == 0:
+                # Kernel's bug?
+                self.assertRegex(output, 'local fdde:11:22::1 proto kernel metric 0 pref medium')
+            #self.assertRegex(output, 'fdde:11:22::1 proto kernel metric 256 pref medium')
+            self.assertRegex(output, 'local fdde:11:33::1 proto kernel metric 0 pref medium')
+            self.assertRegex(output, 'fdde:11:33::/64 proto kernel metric 256 pref medium')
+            self.assertRegex(output, 'local fdde:11:44::1 proto kernel metric 0 pref medium')
+            self.assertRegex(output, 'local fdde:11:55::1 proto kernel metric 0 pref medium')
+            self.assertRegex(output, 'fe80::/64 proto kernel metric 256 pref medium')
+            self.assertRegex(output, 'ff00::/8 metric 256 pref medium')
+
+            print()
+
+            output = check_output('ip route show dev test1')
+            print('### ip route show dev test1')
+            print(output)
+            self.assertRegex(output, '10.21.33.0/24 proto kernel scope link src 10.21.33.1')
+            output = check_output('ip route show table local dev test1')
+            print('### ip route show table local dev test1')
+            print(output)
+            self.assertRegex(output, 'local 10.21.22.1 proto kernel scope host src 10.21.22.1')
+            self.assertRegex(output, 'broadcast 10.21.33.0 proto kernel scope link src 10.21.33.1')
+            self.assertRegex(output, 'local 10.21.33.1 proto kernel scope host src 10.21.33.1')
+            self.assertRegex(output, 'broadcast 10.21.33.255 proto kernel scope link src 10.21.33.1')
+            self.assertRegex(output, 'local 10.21.44.1 proto kernel scope host src 10.21.44.1')
+            self.assertRegex(output, 'broadcast 10.21.55.0 proto kernel scope link src 10.21.55.1')
+            self.assertRegex(output, 'local 10.21.55.1 proto kernel scope host src 10.21.55.1')
+            self.assertRegex(output, 'broadcast 10.21.55.255 proto kernel scope link src 10.21.55.1')
+            output = check_output('ip -6 route show dev test1')
+            print('### ip -6 route show dev test1')
+            print(output)
+            self.assertRegex(output, 'fdde:12:22::1 proto kernel metric 256 pref medium')
+            self.assertRegex(output, 'fdde:12:33::/64 proto kernel metric 256 pref medium')
+            self.assertRegex(output, 'fe80::/64 proto kernel metric 256 pref medium')
+            output = check_output('ip -6 route show table local dev test1')
+            print('### ip -6 route show table local dev test1')
+            print(output)
+            self.assertRegex(output, 'local fdde:12:22::1 proto kernel metric 0 pref medium')
+            self.assertRegex(output, 'local fdde:12:33::1 proto kernel metric 0 pref medium')
+            self.assertRegex(output, 'local fdde:12:44::1 proto kernel metric 0 pref medium')
+            self.assertRegex(output, 'local fdde:12:55::1 proto kernel metric 0 pref medium')
+            self.assertRegex(output, 'ff00::/8 metric 256 pref medium')
+
     def test_configure_without_carrier(self):
         copy_unit_to_networkd_unit_path('11-dummy.netdev')
         start_networkd()