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/* NetworkManager -- Network link manager
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Copyright 2017 Red Hat, Inc.
*/
#include "nm-default.h"
#include "nm-device-ovs-interface.h"
#include "nm-ovsdb.h"
#include "devices/nm-device-private.h"
#include "nm-active-connection.h"
#include "nm-setting-connection.h"
#include "nm-setting-ovs-interface.h"
#include "nm-setting-ovs-port.h"
#include "introspection/org.freedesktop.NetworkManager.Device.OvsInterface.h"
#include "devices/nm-device-logging.h"
_LOG_DECLARE_SELF(NMDeviceOvsInterface);
/*****************************************************************************/
struct _NMDeviceOvsInterface {
NMDevice parent;
};
struct _NMDeviceOvsInterfaceClass {
NMDeviceClass parent;
};
G_DEFINE_TYPE (NMDeviceOvsInterface, nm_device_ovs_interface, NM_TYPE_DEVICE)
/*****************************************************************************/
static const char *
get_type_description (NMDevice *device)
{
return "ovs-interface";
}
static gboolean
create_and_realize (NMDevice *device,
NMConnection *connection,
NMDevice *parent,
const NMPlatformLink **out_plink,
GError **error)
{
/* The actual backing resources will be created once an interface is
* added to a port of ours, since there can be neither an empty port nor
* an empty bridge. */
return TRUE;
}
static NMDeviceCapabilities
get_generic_capabilities (NMDevice *device)
{
return NM_DEVICE_CAP_CARRIER_DETECT | NM_DEVICE_CAP_IS_SOFTWARE;
}
static gboolean
is_available (NMDevice *device, NMDeviceCheckDevAvailableFlags flags)
{
return TRUE;
}
static gboolean
check_connection_compatible (NMDevice *device, NMConnection *connection)
{
NMSettingConnection *s_con;
NMSettingOvsInterface *s_ovs_iface;
if (!NM_DEVICE_CLASS (nm_device_ovs_interface_parent_class)->check_connection_compatible (device, connection))
return FALSE;
s_ovs_iface = nm_connection_get_setting_ovs_interface (connection);
if (!s_ovs_iface)
return FALSE;
if (!NM_IN_STRSET (nm_setting_ovs_interface_get_interface_type (s_ovs_iface),
"internal", "patch")) {
return FALSE;
}
s_con = nm_connection_get_setting_connection (connection);
if (g_strcmp0 (nm_setting_connection_get_connection_type (s_con),
NM_SETTING_OVS_INTERFACE_SETTING_NAME) != 0) {
return FALSE;
}
return TRUE;
}
static void
link_changed (NMDevice *device,
const NMPlatformLink *pllink)
{
if (nm_device_get_state (device) == NM_DEVICE_STATE_IP_CONFIG) {
nm_device_bring_up (device, TRUE, NULL);
nm_device_activate_schedule_stage3_ip_config_start (device);
}
}
static gboolean
_is_internal_interface (NMDevice *device)
{
NMConnection *connection = nm_device_get_applied_connection (device);
NMSettingOvsInterface *s_ovs_iface = nm_connection_get_setting_ovs_interface (connection);
g_return_val_if_fail (s_ovs_iface, FALSE);
return strcmp (nm_setting_ovs_interface_get_interface_type (s_ovs_iface), "internal") == 0;
}
static NMActStageReturn
act_stage3_ip4_config_start (NMDevice *device,
NMIP4Config **out_config,
NMDeviceStateReason *out_failure_reason)
{
if (!_is_internal_interface (device))
return NM_ACT_STAGE_RETURN_IP_FAIL;
if (!nm_device_get_ip_ifindex (device))
return NM_ACT_STAGE_RETURN_POSTPONE;
return NM_DEVICE_CLASS (nm_device_ovs_interface_parent_class)->act_stage3_ip4_config_start (device, out_config, out_failure_reason);
}
static NMActStageReturn
act_stage3_ip6_config_start (NMDevice *device,
NMIP6Config **out_config,
NMDeviceStateReason *out_failure_reason)
{
if (!_is_internal_interface (device))
return NM_ACT_STAGE_RETURN_IP_FAIL;
if (!nm_device_get_ip_ifindex (device))
return NM_ACT_STAGE_RETURN_POSTPONE;
return NM_DEVICE_CLASS (nm_device_ovs_interface_parent_class)->act_stage3_ip6_config_start (device, out_config, out_failure_reason);
}
static gboolean
can_unmanaged_external_down (NMDevice *self)
{
return FALSE;
}
/*****************************************************************************/
static void
nm_device_ovs_interface_init (NMDeviceOvsInterface *self)
{
}
static void
nm_device_ovs_interface_class_init (NMDeviceOvsInterfaceClass *klass)
{
NMDeviceClass *device_class = NM_DEVICE_CLASS (klass);
NM_DEVICE_CLASS_DECLARE_TYPES (klass, NULL, NM_LINK_TYPE_OPENVSWITCH);
device_class->connection_type = NM_SETTING_OVS_INTERFACE_SETTING_NAME;
device_class->get_type_description = get_type_description;
device_class->create_and_realize = create_and_realize;
device_class->get_generic_capabilities = get_generic_capabilities;
device_class->is_available = is_available;
device_class->check_connection_compatible = check_connection_compatible;
device_class->link_changed = link_changed;
device_class->act_stage3_ip4_config_start = act_stage3_ip4_config_start;
device_class->act_stage3_ip6_config_start = act_stage3_ip6_config_start;
device_class->can_unmanaged_external_down = can_unmanaged_external_down;
nm_exported_object_class_add_interface (NM_EXPORTED_OBJECT_CLASS (klass),
NMDBUS_TYPE_DEVICE_OVS_INTERFACE_SKELETON,
NULL);
}
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