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platform/tests: add test for handling IPv4 zero gateways

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Adding a route via iproute2 with explicit gateway 0.0.0.0
sets the route scope to GLOBAL, contrary to a on-link device-route
which has scope LINK.

Add a test adding two such routes.
This commit is contained in:
Thomas Haller 2016-01-15 16:27:32 +01:00
parent 4c79b605bc
commit 7a2a96f8ef
1 changed files with 28 additions and 0 deletions
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28
src/platform/tests/test-route.c
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@ -282,6 +282,31 @@ test_ip6_route (void)
free_signal (route_removed);
}
/*****************************************************************************/
static void
test_ip4_zero_gateway (void)
{
int ifindex = nm_platform_link_get_ifindex (NM_PLATFORM_GET, DEVICE_NAME);
nmtstp_run_command_check ("ip route add 1.2.3.1/32 via 0.0.0.0 dev %s", DEVICE_NAME);
nmtstp_run_command_check ("ip route add 1.2.3.2/32 dev %s", DEVICE_NAME);
NMTST_WAIT_ASSERT (100, {
nmtstp_wait_for_signal (10);
if ( nm_platform_ip4_route_get (NM_PLATFORM_GET, ifindex, nmtst_inet4_from_string ("1.2.3.1"), 32, 0)
&& nm_platform_ip4_route_get (NM_PLATFORM_GET, ifindex, nmtst_inet4_from_string ("1.2.3.2"), 32, 0))
break;
});
nmtstp_run_command_check ("ip route flush dev %s", DEVICE_NAME);
nmtstp_wait_for_signal (50);
nm_platform_process_events (NM_PLATFORM_GET);
}
/*****************************************************************************/
void
init_tests (int *argc, char ***argv)
{
@ -304,4 +329,7 @@ setup_tests (void)
g_test_add_func ("/route/ip4", test_ip4_route);
g_test_add_func ("/route/ip6", test_ip6_route);
g_test_add_func ("/route/ip4_metric0", test_ip4_route_metric0);
if (nmtstp_is_root_test ())
g_test_add_func ("/route/ip4_zero_gateway", test_ip4_zero_gateway);
}