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core: take over connections with IPv6 method 'ignore' for 'auto' (rh #1083196)

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If we had a connection with IPv6.method = ignore, we simply ignored IPv6. So
we should assume this connection even if there is an SLAAC address on the
interface.

https://bugzilla.redhat.com/show_bug.cgi?id=1083196
This commit is contained in:
Jiří Klimeš
2014-05-29 16:36:24 +02:00
parent b5a94ae479
commit fbdf8857c3
2 changed files with 40 additions and 3 deletions
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7
src/NetworkManagerUtils.c
View File

@@ -707,11 +707,12 @@ check_ip6_method (NMConnection *orig,
allow = TRUE;
}
/* If the original connection method is 'link-local' and the candidate method
* is 'ignore' we can take the connection, because NM didn't simply take care
/* If the generated connection method is 'link-local' or 'auto' and the candidate
* method is 'ignore' we can take the connection, because NM didn't simply take care
* of IPv6.
*/
if ( strcmp (orig_ip6_method, NM_SETTING_IP6_CONFIG_METHOD_LINK_LOCAL) == 0
if ( ( strcmp (orig_ip6_method, NM_SETTING_IP6_CONFIG_METHOD_LINK_LOCAL) == 0
|| strcmp (orig_ip6_method, NM_SETTING_IP6_CONFIG_METHOD_AUTO) == 0)
&& strcmp (candidate_ip6_method, NM_SETTING_IP6_CONFIG_METHOD_IGNORE) == 0) {
allow = TRUE;
}

36
src/tests/test-general.c
View File

@@ -367,6 +367,41 @@ test_connection_match_ip6_method_ignore (void)
g_object_unref (copy);
}
static void
test_connection_match_ip6_method_ignore_auto (void)
{
NMConnection *orig, *copy, *matched;
GSList *connections = NULL;
NMSettingIP6Config *s_ip6;
orig = _match_connection_new ();
copy = nm_connection_duplicate (orig);
connections = g_slist_append (connections, copy);
/* Check that if the generated connection is IPv6 method=auto, and the
* candidate is method=ignore, that the candidate is matched.
*/
s_ip6 = nm_connection_get_setting_ip6_config (orig);
g_assert (s_ip6);
g_object_set (G_OBJECT (s_ip6),
NM_SETTING_IP6_CONFIG_METHOD, NM_SETTING_IP6_CONFIG_METHOD_AUTO,
NULL);
s_ip6 = nm_connection_get_setting_ip6_config (copy);
g_assert (s_ip6);
g_object_set (G_OBJECT (s_ip6),
NM_SETTING_IP6_CONFIG_METHOD, NM_SETTING_IP6_CONFIG_METHOD_IGNORE,
NULL);
matched = nm_utils_match_connection (connections, orig, TRUE, NULL, NULL);
g_assert (matched == copy);
g_slist_free (connections);
g_object_unref (orig);
g_object_unref (copy);
}
static void
test_connection_match_ip4_method (void)
{
@@ -568,6 +603,7 @@ main (int argc, char **argv)
g_test_add_func ("/general/connection-match/basic", test_connection_match_basic);
g_test_add_func ("/general/connection-match/ip6-method", test_connection_match_ip6_method);
g_test_add_func ("/general/connection-match/ip6-method-ignore", test_connection_match_ip6_method_ignore);
g_test_add_func ("/general/connection-match/ip6-method-ignore-auto", test_connection_match_ip6_method_ignore_auto);
g_test_add_func ("/general/connection-match/ip4-method", test_connection_match_ip4_method);
g_test_add_func ("/general/connection-match/con-interface-name", test_connection_match_interface_name);
g_test_add_func ("/general/connection-match/wired", test_connection_match_wired);