[PATCH v4 2/3] test/py: IPv6 network discovery test

emohandesi at linux.microsoft.com emohandesi at linux.microsoft.com
Sat Apr 22 02:08:22 CEST 2023


From: Ehsan Mohandesi <emohandesi at linux.microsoft.com>

Test the IPv6 network discovery feature if indicated by boardenv file.

Signed-off-by: Ehsan Mohandesi <emohandesi at linux.microsoft.com>
---
 configs/sandbox64_defconfig        |  2 ++
 configs/sandbox_defconfig          |  2 ++
 configs/sandbox_flattree_defconfig |  2 ++
 test/py/tests/test_net.py          | 31 ++++++++++++++++++++++++++++++-
 4 files changed, 36 insertions(+), 1 deletion(-)

diff --git a/configs/sandbox64_defconfig b/configs/sandbox64_defconfig
index af2c56a..be36ede 100644
--- a/configs/sandbox64_defconfig
+++ b/configs/sandbox64_defconfig
@@ -260,3 +260,5 @@ CONFIG_FWU_MULTI_BANK_UPDATE=y
 CONFIG_UNIT_TEST=y
 CONFIG_UT_TIME=y
 CONFIG_UT_DM=y
+CONFIG_IPV6=y
+CONFIG_IPV6_ROUTER_DISCOVERY=y
diff --git a/configs/sandbox_defconfig b/configs/sandbox_defconfig
index ca95b2c..0673c69 100644
--- a/configs/sandbox_defconfig
+++ b/configs/sandbox_defconfig
@@ -341,3 +341,5 @@ CONFIG_UNIT_TEST=y
 CONFIG_UT_TIME=y
 CONFIG_UT_DM=y
 CONFIG_CMD_2048=y
+CONFIG_IPV6=y
+CONFIG_IPV6_ROUTER_DISCOVERY=y
diff --git a/configs/sandbox_flattree_defconfig b/configs/sandbox_flattree_defconfig
index e9fcc5b..d6c8dd2 100644
--- a/configs/sandbox_flattree_defconfig
+++ b/configs/sandbox_flattree_defconfig
@@ -229,3 +229,5 @@ CONFIG_EFI_CAPSULE_FIRMWARE_FIT=y
 CONFIG_UNIT_TEST=y
 CONFIG_UT_TIME=y
 CONFIG_UT_DM=y
+CONFIG_IPV6=y
+CONFIG_IPV6_ROUTER_DISCOVERY=y
diff --git a/test/py/tests/test_net.py b/test/py/tests/test_net.py
index 9ca6743..f85071d 100644
--- a/test/py/tests/test_net.py
+++ b/test/py/tests/test_net.py
@@ -9,7 +9,7 @@ import u_boot_utils
 
 """
 Note: This test relies on boardenv_* containing configuration values to define
-which the network environment available for testing. Without this, this test
+which network environment is available for testing. Without this, this test
 will be automatically skipped.
 
 For example:
@@ -55,6 +55,11 @@ env__net_nfs_readable_file = {
     'size': 5058624,
     'crc32': 'c2244b26',
 }
+
+# True if a router advertisement service is connected to the network, and should
+# be tested. If router advertisement testing is not possible or desired, this
+variable may be omitted or set to False.
+env__router_on_net = True
 """
 
 net_set_up = False
@@ -126,6 +131,30 @@ def test_net_ping(u_boot_console):
     output = u_boot_console.run_command('ping $serverip')
     assert 'is alive' in output
 
+ at pytest.mark.buildconfigspec('IPV6_ROUTER_DISCOVERY')
+def test_net_network_discovery(u_boot_console):
+    """Test the network discovery feature of IPv6.
+
+    An IPv6 network command (ping6 in this case) is run to make U-Boot send a
+    router solicitation packet, receive a router advertisement message, and
+    parse it.
+    A router advertisement service needs to be running for this test to succeed.
+    U-Boot receives the RA, processes it, and if successful, assigns the gateway
+    IP and prefix length.
+    The configuration is provided by the boardenv_* file; see the comment at
+    the beginning of this file.
+    """
+
+    router_on_net = u_boot_console.config.env.get('env__router_on_net', False)
+    if not router_on_net:
+        pytest.skip('No router on network')
+
+    fake_host_ip = 'fe80::215:5dff:fef6:2ec6'
+    output = u_boot_console.run_command('ping6 ' + fake_host_ip)
+    assert 'ROUTER SOLICITATION 1' in output
+    assert 'Set gatewayip6:' in output
+    assert '0000:0000:0000:0000:0000:0000:0000:0000' not in output
+
 @pytest.mark.buildconfigspec('cmd_net')
 def test_net_tftpboot(u_boot_console):
     """Test the tftpboot command.
-- 
1.8.3.1



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