static char *
get_virtual_iface_name (NMDeviceFactory *factory,
NMConnection *connection,
const char *parent_iface)
{
const char *ifname;
NMSettingVlan *s_vlan;
g_return_val_if_fail (nm_connection_is_type (connection, NM_SETTING_VLAN_SETTING_NAME), NULL);
s_vlan = nm_connection_get_setting_vlan (connection);
g_assert (s_vlan);
if (!parent_iface)
return NULL;
ifname = nm_connection_get_interface_name (connection);
if (ifname)
return g_strdup (ifname);
/* If the connection doesn't specify the interface name for the VLAN
* device, we create one for it using the VLAN ID and the parent
* interface's name.
*/
return nm_utils_new_vlan_name (parent_iface, nm_setting_vlan_get_id (s_vlan));
}
static gboolean
connection_compatible (NMDevice *device, NMConnection *connection, GError **error)
{
NMSettingConnection *s_con;
NMSettingVlan *s_vlan;
NMSettingWired *s_wired;
const char *ctype, *dev_iface_name, *vlan_iface_name;
const GByteArray *mac_address;
char *mac_address_str;
s_con = nm_connection_get_setting_connection (connection);
g_assert (s_con);
ctype = nm_setting_connection_get_connection_type (s_con);
if (strcmp (ctype, NM_SETTING_VLAN_SETTING_NAME) != 0) {
g_set_error (error, NM_DEVICE_VLAN_ERROR, NM_DEVICE_VLAN_ERROR_NOT_VLAN_CONNECTION,
"The connection was not a VLAN connection.");
return FALSE;
}
s_vlan = nm_connection_get_setting_vlan (connection);
if (!s_vlan) {
g_set_error (error, NM_DEVICE_VLAN_ERROR, NM_DEVICE_VLAN_ERROR_INVALID_VLAN_CONNECTION,
"The connection was not a valid VLAN connection.");
return FALSE;
}
if (nm_setting_vlan_get_id (s_vlan) != nm_device_vlan_get_vlan_id (NM_DEVICE_VLAN (device))) {
g_set_error (error, NM_DEVICE_VLAN_ERROR, NM_DEVICE_VLAN_ERROR_ID_MISMATCH,
"The VLAN identifiers of the device and the connection didn't match.");
return FALSE;
}
dev_iface_name = nm_device_get_iface (device);
vlan_iface_name = nm_setting_vlan_get_interface_name (s_vlan);
if (vlan_iface_name && g_strcmp0 (dev_iface_name, vlan_iface_name) != 0) {
g_set_error (error, NM_DEVICE_VLAN_ERROR, NM_DEVICE_VLAN_ERROR_INTERFACE_MISMATCH,
"The interfaces of the device and the connection didn't match.");
return FALSE;
}
s_wired = nm_connection_get_setting_wired (connection);
if (s_wired)
mac_address = nm_setting_wired_get_mac_address (s_wired);
else
mac_address = NULL;
if (mac_address) {
mac_address_str = nm_utils_hwaddr_ntoa_len (mac_address->data, mac_address->len);
if (!g_strcmp0 (mac_address_str, NM_DEVICE_VLAN_GET_PRIVATE (device)->hw_address)) {
g_set_error (error, NM_DEVICE_VLAN_ERROR, NM_DEVICE_VLAN_ERROR_MAC_MISMATCH,
"The hardware address of the device and the connection didn't match.");
}
g_free (mac_address_str);
}
return NM_DEVICE_CLASS (nm_device_vlan_parent_class)->connection_compatible (device, connection, error);
}
static NMDevice *
find_vlan_parent (GSList *connections, NMApplet *applet)
{
const GPtrArray *devices;
NMDevice *parent_device;
GSList *iter;
devices = nm_client_get_devices (applet->nm_client);
if (!devices)
return NULL;
for (iter = connections; iter; iter = iter->next) {
NMConnection *connection = iter->data;
NMSettingVlan *s_vlan;
const char *parent;
s_vlan = nm_connection_get_setting_vlan (connection);
g_return_val_if_fail (s_vlan != NULL, NULL);
parent = nm_setting_vlan_get_parent (s_vlan);
if (parent && nm_utils_iface_valid_name (parent)) {
parent_device = find_device_by_iface (parent, devices);
} else {
NMSettingConnection *s_con;
NMSetting *s_hw;
const char *type;
GByteArray *mac;
s_con = nm_connection_get_setting_connection (connection);
type = nm_setting_connection_get_connection_type (s_con);
s_hw = nm_connection_get_setting_by_name (connection, type);
if (!s_hw) {
g_warn_if_reached ();
continue;
}
if (!g_object_class_find_property (G_OBJECT_GET_CLASS (s_hw),
"mac-address"))
continue;
g_object_get (G_OBJECT (s_hw),
"mac-address", &mac,
NULL);
if (mac) {
parent_device = find_device_by_mac (mac, devices);
g_byte_array_unref (mac);
} else
parent_device = NULL;
}
if (parent_device)
return parent_device;
}
return NULL;
}
static void
update_connection (NMDevice *device, NMConnection *connection)
{
NMDeviceVlan *self = NM_DEVICE_VLAN (device);
NMDeviceVlanPrivate *priv = NM_DEVICE_VLAN_GET_PRIVATE (device);
NMSettingVlan *s_vlan = nm_connection_get_setting_vlan (connection);
int ifindex = nm_device_get_ifindex (device);
int parent_ifindex = -1, vlan_id = -1;
NMDevice *parent;
const char *setting_parent, *new_parent;
if (!s_vlan) {
s_vlan = (NMSettingVlan *) nm_setting_vlan_new ();
nm_connection_add_setting (connection, (NMSetting *) s_vlan);
}
if (!nm_platform_vlan_get_info (NM_PLATFORM_GET, ifindex, &parent_ifindex, &vlan_id)) {
_LOGW (LOGD_VLAN, "failed to get VLAN interface info while updating connection.");
return;
}
if (priv->vlan_id != vlan_id) {
priv->vlan_id = vlan_id;
g_object_notify (G_OBJECT (device), NM_DEVICE_VLAN_ID);
}
if (vlan_id != nm_setting_vlan_get_id (s_vlan))
g_object_set (s_vlan, NM_SETTING_VLAN_ID, priv->vlan_id, NULL);
if (parent_ifindex != NM_PLATFORM_LINK_OTHER_NETNS)
parent = nm_manager_get_device_by_ifindex (nm_manager_get (), parent_ifindex);
else
parent = NULL;
nm_device_vlan_set_parent (NM_DEVICE_VLAN (device), parent);
/* Update parent in the connection; default to parent's interface name */
if (parent) {
new_parent = nm_device_get_iface (parent);
setting_parent = nm_setting_vlan_get_parent (s_vlan);
if (setting_parent && nm_utils_is_uuid (setting_parent)) {
NMConnection *parent_connection;
/* Don't change a parent specified by UUID if it's still valid */
parent_connection = nm_connection_provider_get_connection_by_uuid (nm_connection_provider_get (), setting_parent);
if (parent_connection && nm_device_check_connection_compatible (parent, parent_connection))
new_parent = NULL;
}
if (new_parent)
g_object_set (s_vlan, NM_SETTING_VLAN_PARENT, new_parent, NULL);
} else
g_object_set (s_vlan, NM_SETTING_VLAN_PARENT, NULL, NULL);
}
static gboolean
create_and_realize (NMDevice *device,
NMConnection *connection,
NMDevice *parent,
NMPlatformLink *out_plink,
GError **error)
{
NMDeviceVlanPrivate *priv = NM_DEVICE_VLAN_GET_PRIVATE (device);
const char *iface = nm_device_get_iface (device);
NMSettingVlan *s_vlan;
int parent_ifindex, vlan_id;
NMPlatformError plerr;
g_assert (out_plink);
s_vlan = nm_connection_get_setting_vlan (connection);
g_assert (s_vlan);
if (!nm_device_supports_vlans (parent)) {
g_set_error (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_FAILED,
"no support for VLANs on interface %s of type %s",
nm_device_get_iface (parent),
nm_device_get_type_desc (parent));
return FALSE;
}
parent_ifindex = nm_device_get_ifindex (parent);
g_warn_if_fail (parent_ifindex > 0);
vlan_id = nm_setting_vlan_get_id (s_vlan);
plerr = nm_platform_vlan_add (NM_PLATFORM_GET,
iface,
parent_ifindex,
vlan_id,
nm_setting_vlan_get_flags (s_vlan),
out_plink);
if (plerr != NM_PLATFORM_ERROR_SUCCESS && plerr != NM_PLATFORM_ERROR_EXISTS) {
g_set_error (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_CREATION_FAILED,
"Failed to create VLAN interface '%s' for '%s': %s",
iface,
nm_connection_get_id (connection),
nm_platform_error_to_string (plerr));
return FALSE;
}
g_warn_if_fail (priv->parent == NULL);
nm_device_vlan_set_parent (NM_DEVICE_VLAN (device), parent);
priv->vlan_id = vlan_id;
return TRUE;
}
static NMActStageReturn
act_stage1_prepare (NMDevice *dev, NMDeviceStateReason *reason)
{
NMActRequest *req;
NMConnection *connection;
NMSettingVlan *s_vlan;
NMSettingWired *s_wired;
const char *cloned_mac;
NMActStageReturn ret;
g_return_val_if_fail (reason != NULL, NM_ACT_STAGE_RETURN_FAILURE);
ret = NM_DEVICE_CLASS (nm_device_vlan_parent_class)->act_stage1_prepare (dev, reason);
if (ret != NM_ACT_STAGE_RETURN_SUCCESS)
return ret;
req = nm_device_get_act_request (dev);
g_return_val_if_fail (req != NULL, NM_ACT_STAGE_RETURN_FAILURE);
connection = nm_act_request_get_connection (req);
g_return_val_if_fail (connection != NULL, NM_ACT_STAGE_RETURN_FAILURE);
s_wired = nm_connection_get_setting_wired (connection);
if (s_wired) {
/* Set device MAC address if the connection wants to change it */
cloned_mac = nm_setting_wired_get_cloned_mac_address (s_wired);
if (cloned_mac)
nm_device_set_hw_addr (dev, cloned_mac, "set", LOGD_VLAN);
}
s_vlan = nm_connection_get_setting_vlan (connection);
if (s_vlan) {
int ifindex = nm_device_get_ifindex (dev);
int num, i;
guint32 from, to;
num = nm_setting_vlan_get_num_priorities (s_vlan, NM_VLAN_INGRESS_MAP);
for (i = 0; i < num; i++) {
if (nm_setting_vlan_get_priority (s_vlan, NM_VLAN_INGRESS_MAP, i, &from, &to))
nm_platform_vlan_set_ingress_map (ifindex, from, to);
}
num = nm_setting_vlan_get_num_priorities (s_vlan, NM_VLAN_EGRESS_MAP);
for (i = 0; i < num; i++) {
if (nm_setting_vlan_get_priority (s_vlan, NM_VLAN_EGRESS_MAP, i, &from, &to))
nm_platform_vlan_set_egress_map (ifindex, from, to);
}
}
return ret;
}
NMDevice *
nm_device_vlan_new_for_connection (NMConnection *connection, NMDevice *parent)
{
NMDevice *device;
NMSettingVlan *s_vlan;
char *iface;
g_return_val_if_fail (connection != NULL, NULL);
g_return_val_if_fail (NM_IS_DEVICE (parent), NULL);
s_vlan = nm_connection_get_setting_vlan (connection);
g_return_val_if_fail (s_vlan != NULL, NULL);
iface = g_strdup (nm_connection_get_interface_name (connection));
if (!iface) {
iface = nm_utils_new_vlan_name (nm_device_get_ip_iface (parent),
nm_setting_vlan_get_id (s_vlan));
}
if ( !nm_platform_vlan_add (iface,
nm_device_get_ifindex (parent),
nm_setting_vlan_get_id (s_vlan),
nm_setting_vlan_get_flags (s_vlan))
&& nm_platform_get_error () != NM_PLATFORM_ERROR_EXISTS) {
nm_log_warn (LOGD_DEVICE | LOGD_VLAN, "(%s) failed to add VLAN interface for '%s'",
iface, nm_connection_get_id (connection));
g_free (iface);
return NULL;
}
device = (NMDevice *) g_object_new (NM_TYPE_DEVICE_VLAN,
NM_DEVICE_IFACE, iface,
NM_DEVICE_VLAN_PARENT, parent,
NM_DEVICE_DRIVER, "8021q",
NM_DEVICE_TYPE_DESC, "VLAN",
NM_DEVICE_DEVICE_TYPE, NM_DEVICE_TYPE_VLAN,
NULL);
g_free (iface);
if (NM_DEVICE_VLAN_GET_PRIVATE (device)->invalid) {
g_object_unref (device);
device = NULL;
}
return device;
}
static gboolean
connection_compatible (NMDevice *device, NMConnection *connection, GError **error)
{
NMDeviceVlanPrivate *priv;
NMSettingVlan *s_vlan;
NMSettingWired *s_wired;
const char *setting_hwaddr;
if (!NM_DEVICE_CLASS (nm_device_vlan_parent_class)->connection_compatible (device, connection, error))
return FALSE;
if (!nm_connection_is_type (connection, NM_SETTING_VLAN_SETTING_NAME)) {
g_set_error_literal (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION,
_("The connection was not a VLAN connection."));
return FALSE;
}
s_vlan = nm_connection_get_setting_vlan (connection);
if (nm_setting_vlan_get_id (s_vlan) != nm_device_vlan_get_vlan_id (NM_DEVICE_VLAN (device))) {
g_set_error_literal (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION,
_("The VLAN identifiers of the device and the connection didn't match."));
return FALSE;
}
s_wired = nm_connection_get_setting_wired (connection);
if (s_wired)
setting_hwaddr = nm_setting_wired_get_mac_address (s_wired);
else
setting_hwaddr = NULL;
if (setting_hwaddr) {
priv = NM_DEVICE_VLAN_GET_PRIVATE (device);
if ( !priv->hw_address
|| !nm_utils_hwaddr_matches (setting_hwaddr, -1,
priv->hw_address, -1)) {
g_set_error_literal (error, NM_DEVICE_ERROR, NM_DEVICE_ERROR_INCOMPATIBLE_CONNECTION,
_("The hardware address of the device and the connection didn't match."));
}
}
return TRUE;
}
static gboolean
check_connection_compatible (NMDevice *device, NMConnection *connection)
{
NMDeviceVlanPrivate *priv = NM_DEVICE_VLAN_GET_PRIVATE (device);
NMSettingVlan *s_vlan;
const char *parent, *iface = NULL;
if (!NM_DEVICE_CLASS (nm_device_vlan_parent_class)->check_connection_compatible (device, connection))
return FALSE;
s_vlan = nm_connection_get_setting_vlan (connection);
if (!s_vlan)
return FALSE;
if (nm_setting_vlan_get_id (s_vlan) != priv->vlan_id)
return FALSE;
/* Check parent interface; could be an interface name or a UUID */
parent = nm_setting_vlan_get_parent (s_vlan);
if (parent) {
if (!match_parent (NM_DEVICE_VLAN (device), parent))
return FALSE;
} else {
/* Parent could be a MAC address in an NMSettingWired */
if (!match_hwaddr (device, connection, TRUE))
return FALSE;
}
/* Ensure the interface name matches. If not specified we assume a match
* since both the parent interface and the VLAN ID matched by the time we
* get here.
*/
iface = nm_connection_get_interface_name (connection);
if (iface) {
if (g_strcmp0 (nm_device_get_ip_iface (device), iface) != 0)
return FALSE;
}
return TRUE;
}
CEPage *
ce_page_vlan_new (NMConnection *connection,
GtkWindow *parent_window,
NMClient *client,
NMRemoteSettings *settings,
const char **out_secrets_setting_name,
GError **error)
{
CEPageVlan *self;
CEPageVlanPrivate *priv;
self = CE_PAGE_VLAN (ce_page_new (CE_TYPE_PAGE_VLAN,
connection,
parent_window,
client,
settings,
UIDIR "/ce-page-vlan.ui",
"VlanPage",
_("VLAN")));
if (!self) {
g_set_error_literal (error, NMA_ERROR, NMA_ERROR_GENERIC, _("Could not load vlan user interface."));
return NULL;
}
vlan_private_init (self);
priv = CE_PAGE_VLAN_GET_PRIVATE (self);
priv->setting = nm_connection_get_setting_vlan (connection);
if (!priv->setting) {
priv->setting = NM_SETTING_VLAN (nm_setting_vlan_new ());
nm_connection_add_setting (connection, NM_SETTING (priv->setting));
}
priv->s_hw = nm_connection_get_setting (connection, NM_TYPE_SETTING_WIRED);
g_signal_connect (self, "initialized", G_CALLBACK (finish_setup), NULL);
return CE_PAGE (self);
}
static const char *
get_connection_parent (NMDeviceFactory *factory, NMConnection *connection)
{
NMSettingVlan *s_vlan;
NMSettingWired *s_wired;
const char *parent = NULL;
g_return_val_if_fail (nm_connection_is_type (connection, NM_SETTING_VLAN_SETTING_NAME), NULL);
s_vlan = nm_connection_get_setting_vlan (connection);
g_assert (s_vlan);
parent = nm_setting_vlan_get_parent (s_vlan);
if (parent)
return parent;
/* Try the hardware address from the VLAN connection's hardware setting */
s_wired = nm_connection_get_setting_wired (connection);
if (s_wired)
return nm_setting_wired_get_mac_address (s_wired);
return NULL;
}
static gboolean
complete_connection (NMDevice *device,
NMConnection *connection,
const char *specific_object,
const GSList *existing_connections,
GError **error)
{
NMSettingVlan *s_vlan;
nm_utils_complete_generic (connection,
NM_SETTING_VLAN_SETTING_NAME,
existing_connections,
NULL,
_("VLAN connection"),
NULL,
TRUE);
s_vlan = nm_connection_get_setting_vlan (connection);
if (!s_vlan) {
g_set_error_literal (error, NM_VLAN_ERROR, NM_VLAN_ERROR_CONNECTION_INVALID,
"A 'vlan' setting is required.");
return FALSE;
}
/* If there's no VLAN interface, no parent, and no hardware address in the
* settings, then there's not enough information to complete the setting.
*/
if ( !nm_setting_vlan_get_parent (s_vlan)
&& !match_hwaddr (device, connection, TRUE)) {
g_set_error_literal (error, NM_VLAN_ERROR, NM_VLAN_ERROR_CONNECTION_INVALID,
"The 'vlan' setting had no interface name, parent, or hardware address.");
return FALSE;
}
return TRUE;
}
