/*
* Copyright (C) 2017 Lubomir Rintel
*
- * Copyright (C) 2013 Tobias Brunner
+ * Copyright (C) 2013-2019 Tobias Brunner
* Copyright (C) 2008-2009 Martin Willi
* HSR Hochschule fuer Technik Rapperswil
*
NM_TYPE_STRONGSWAN_PLUGIN, NMStrongswanPluginPrivate))
/**
- * convert enumerated handler chunks to a UINT_ARRAY GValue
+ * Convert an address chunk to a GValue
*/
-static GVariant* handler_to_variant(nm_handler_t *handler,
+static GVariant *addr_to_variant(chunk_t addr)
+{
+ GVariantBuilder builder;
+ int i;
+
+ switch (addr.len)
+ {
+ case 4:
+ return g_variant_new_uint32 (*(uint32_t*)addr.ptr);
+ case 16:
+ g_variant_builder_init (&builder, G_VARIANT_TYPE ("ay"));
+ for (i = 0; i < addr.len; i++)
+ {
+ g_variant_builder_add (&builder, "y", addr.ptr[i]);
+
+ }
+ return g_variant_builder_end (&builder);
+ default:
+ return NULL;
+ }
+}
+
+/**
+ * Convert a host to a GValue
+ */
+static GVariant *host_to_variant(host_t *host)
+{
+ return addr_to_variant(host->get_address(host));
+}
+
+/**
+ * Convert enumerated handler chunks to a GValue
+ */
+static GVariant* handler_to_variant(nm_handler_t *handler, char *variant_type,
configuration_attribute_type_t type)
{
GVariantBuilder builder;
enumerator_t *enumerator;
chunk_t *chunk;
- g_variant_builder_init (&builder, G_VARIANT_TYPE ("au"));
+ g_variant_builder_init (&builder, G_VARIANT_TYPE (variant_type));
enumerator = handler->create_enumerator(handler, type);
while (enumerator->enumerate(enumerator, &chunk))
{
- g_variant_builder_add (&builder, "u", *(uint32_t*)chunk->ptr);
+ g_variant_builder_add_value (&builder, addr_to_variant(*chunk));
}
enumerator->destroy(enumerator);
}
/**
- * signal IPv4 config to NM, set connection as established
+ * Signal IP config to NM, set connection as established
*/
-static void signal_ipv4_config(NMVpnServicePlugin *plugin,
- ike_sa_t *ike_sa, child_sa_t *child_sa)
+static void signal_ip_config(NMVpnServicePlugin *plugin,
+ ike_sa_t *ike_sa, child_sa_t *child_sa)
{
NMStrongswanPluginPrivate *priv = NM_STRONGSWAN_PLUGIN_GET_PRIVATE(plugin);
- GVariantBuilder builder;
+ GVariantBuilder builder, ip4builder, ip6builder;
+ GVariant *ip4config, *ip6config;
enumerator_t *enumerator;
- host_t *me, *other;
+ host_t *me, *other, *vip4 = NULL, *vip6 = NULL;
nm_handler_t *handler;
g_variant_builder_init (&builder, G_VARIANT_TYPE_VARDICT);
+ g_variant_builder_init (&ip4builder, G_VARIANT_TYPE_VARDICT);
+ g_variant_builder_init (&ip6builder, G_VARIANT_TYPE_VARDICT);
handler = priv->handler;
/* NM apparently requires to know the gateway */
other = ike_sa->get_other_host(ike_sa);
- g_variant_builder_add (&builder, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_EXT_GATEWAY,
- g_variant_new_uint32 (*(uint32_t*)other->get_address(other).ptr));
+ g_variant_builder_add (&builder, "{sv}", NM_VPN_PLUGIN_CONFIG_EXT_GATEWAY,
+ host_to_variant(other));
- /* NM installs this IP address on the interface above, so we use the VIP if
- * we got one.
- */
+ /* pass the first virtual IPs we got or use the physical IP */
enumerator = ike_sa->create_virtual_ip_enumerator(ike_sa, TRUE);
- if (!enumerator->enumerate(enumerator, &me))
+ while (enumerator->enumerate(enumerator, &me))
{
- me = ike_sa->get_my_host(ike_sa);
+ switch (me->get_family(me))
+ {
+ case AF_INET:
+ if (!vip4)
+ {
+ vip4 = me;
+ }
+ break;
+ case AF_INET6:
+ if (!vip6)
+ {
+ vip6 = me;
+ }
+ break;
+ }
}
enumerator->destroy(enumerator);
- g_variant_builder_add (&builder, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_ADDRESS,
- g_variant_new_uint32 (*(uint32_t*)other->get_address(me).ptr));
+ if (!vip4 && !vip6)
+ {
+ me = ike_sa->get_my_host(ike_sa);
+ switch (me->get_family(me))
+ {
+ case AF_INET:
+ vip4 = me;
+ break;
+ case AF_INET6:
+ vip6 = me;
+ break;
+ }
+ }
- g_variant_builder_add (&builder, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_PREFIX,
- g_variant_new_uint32 (me->get_address(me).len * 8));
+ if (vip4)
+ {
+ g_variant_builder_add (&ip4builder, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_ADDRESS,
+ host_to_variant(vip4));
+ g_variant_builder_add (&ip4builder, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_PREFIX,
+ g_variant_new_uint32 (vip4->get_address(vip4).len * 8));
- /* prevent NM from changing the default route. we set our own route in our
- * own routing table
- */
- g_variant_builder_add (&builder, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_NEVER_DEFAULT,
- g_variant_new_boolean (TRUE));
+ /* prevent NM from changing the default route. we set our own route in our
+ * own routing table
+ */
+ g_variant_builder_add (&ip4builder, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_NEVER_DEFAULT,
+ g_variant_new_boolean (TRUE));
+ g_variant_builder_add (&ip4builder, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_DNS,
+ handler_to_variant(handler, "au", INTERNAL_IP4_DNS));
- g_variant_builder_add (&builder, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_DNS,
- handler_to_variant(handler, INTERNAL_IP4_DNS));
+ g_variant_builder_add (&ip4builder, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_NBNS,
+ handler_to_variant(handler, "au", INTERNAL_IP4_NBNS));
+ }
+
+ if (vip6)
+ {
+ g_variant_builder_add (&ip6builder, "{sv}", NM_VPN_PLUGIN_IP6_CONFIG_ADDRESS,
+ host_to_variant(vip6));
+ g_variant_builder_add (&ip6builder, "{sv}", NM_VPN_PLUGIN_IP6_CONFIG_PREFIX,
+ g_variant_new_uint32 (vip6->get_address(vip6).len * 8));
+ g_variant_builder_add (&ip6builder, "{sv}", NM_VPN_PLUGIN_IP6_CONFIG_NEVER_DEFAULT,
+ g_variant_new_boolean (TRUE));
+ g_variant_builder_add (&ip6builder, "{sv}", NM_VPN_PLUGIN_IP6_CONFIG_DNS,
+ handler_to_variant(handler, "aay", INTERNAL_IP6_DNS));
+ /* NM_VPN_PLUGIN_IP6_CONFIG_NBNS is not defined */
+ }
+
+ ip4config = g_variant_builder_end (&ip4builder);
+ if (g_variant_n_children (ip4config))
+ {
+ g_variant_builder_add (&builder, "{sv}", NM_VPN_PLUGIN_CONFIG_HAS_IP4,
+ g_variant_new_boolean (TRUE));
+ }
+ else
+ {
+ g_variant_unref (ip4config);
+ ip4config = NULL;
+ }
- g_variant_builder_add (&builder, "{sv}", NM_VPN_PLUGIN_IP4_CONFIG_NBNS,
- handler_to_variant(handler, INTERNAL_IP4_NBNS));
+ ip6config = g_variant_builder_end (&ip6builder);
+ if (g_variant_n_children (ip6config))
+ {
+ g_variant_builder_add (&builder, "{sv}", NM_VPN_PLUGIN_CONFIG_HAS_IP6,
+ g_variant_new_boolean (TRUE));
+ }
+ else
+ {
+ g_variant_unref (ip6config);
+ ip6config = NULL;
+ }
handler->reset(handler);
- nm_vpn_service_plugin_set_ip4_config(plugin, g_variant_builder_end (&builder));
+ nm_vpn_service_plugin_set_config (plugin, g_variant_builder_end (&builder));
+ if (ip4config)
+ {
+ nm_vpn_service_plugin_set_ip4_config (plugin, ip4config);
+ }
+ if (ip6config)
+ {
+ nm_vpn_service_plugin_set_ip6_config (plugin, ip6config);
+ }
}
/**
{ /* disable initiate-failure-detection hooks */
private->listener.ike_state_change = NULL;
private->listener.child_state_change = NULL;
- signal_ipv4_config(private->plugin, ike_sa, child_sa);
+ signal_ip_config(private->plugin, ike_sa, child_sa);
}
else
{