[PATCH v2 3/4] test/py: IPv6 network discovery test

emohandesi
2023-04-10T19:35:22Z

From: Ehsan Mohandesi <emohandesi@microsoft.com>

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

Signed-off-by: Ehsan Mohandesi <emohandesi@microsoft.com>

Conflicts:
configs/sandbox64_defconfig
configs/sandbox_defconfig
configs/sandbox_flattree_defconfig
---
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

+@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