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core: use nm_platform_*_*_option() for bridges

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And refactor to prepare for update_connection() implementation.

Acked-by: Dan Winship <danw@gnome.org>
This commit is contained in:
Pavel Šimerda
2013-08-23 23:02:31 +02:00
parent e96b5d82bd
commit 9e19c3dba5
1 changed files with 80 additions and 67 deletions
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147
src/devices/nm-device-bridge.c
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@@ -25,6 +25,7 @@
#include <netinet/ether.h>
#include "gsystem-local-alloc.h"
#include "nm-device-bridge.h"
#include "nm-logging.h"
#include "nm-utils.h"
@@ -177,26 +178,45 @@ match_l2_config (NMDevice *self, NMConnection *connection)
/******************************************************************/
typedef struct {
const char *name;
const char *sysname;
gboolean default_if_zero;
gboolean user_hz_compensate;
} Option;
static const Option master_options[] = {
{ NM_SETTING_BRIDGE_STP, "stp_state", FALSE, FALSE },
{ NM_SETTING_BRIDGE_PRIORITY, "priority", TRUE, FALSE },
{ NM_SETTING_BRIDGE_FORWARD_DELAY, "forward_delay", TRUE, TRUE },
{ NM_SETTING_BRIDGE_HELLO_TIME, "hello_time", TRUE, TRUE },
{ NM_SETTING_BRIDGE_MAX_AGE, "max_age", TRUE, TRUE },
{ NM_SETTING_BRIDGE_AGEING_TIME, "ageing_time", TRUE, TRUE },
{ NULL, NULL }
};
static const Option slave_options[] = {
{ NM_SETTING_BRIDGE_PORT_PRIORITY, "priority", TRUE, FALSE },
{ NM_SETTING_BRIDGE_PORT_PATH_COST, "path_cost", TRUE, FALSE },
{ NM_SETTING_BRIDGE_PORT_HAIRPIN_MODE, "harpin_mode", FALSE, FALSE },
{ NULL, NULL }
};
static void
set_sysfs_uint (const char *iface,
GObject *obj,
const char *obj_prop,
const char *dir,
const char *sysfs_prop,
gboolean default_if_zero,
gboolean user_hz_compensate)
commit_option (NMDevice *device, GObject *setting, const Option *option, gboolean slave)
{
char *path, *s;
int ifindex = nm_device_get_ifindex (device);
GParamSpec *pspec;
GValue val = G_VALUE_INIT;
guint32 uval = 0;
gs_free char *value = NULL;
pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (obj), obj_prop);
g_return_if_fail (pspec != NULL);
pspec = g_object_class_find_property (G_OBJECT_GET_CLASS (setting), option->name);
g_assert (pspec);
/* Get the property's value */
g_value_init (&val, G_PARAM_SPEC_VALUE_TYPE (pspec));
g_object_get_property (obj, obj_prop, &val);
g_object_get_property (setting, option->name, &val);
if (G_VALUE_HOLDS_BOOLEAN (&val))
uval = g_value_get_boolean (&val) ? 1 : 0;
else if (G_VALUE_HOLDS_UINT (&val)) {
@@ -205,88 +225,81 @@ set_sysfs_uint (const char *iface,
/* zero means "unspecified" for some NM properties but isn't in the
* allowed kernel range, so reset the property to the default value.
*/
if (default_if_zero && uval == 0) {
if (option->default_if_zero && uval == 0) {
g_value_unset (&val);
g_value_init (&val, G_PARAM_SPEC_VALUE_TYPE (pspec));
g_param_value_set_default (pspec, &val);
uval = g_value_get_uint (&val);
}
/* Linux kernel bridge interfaces use 'centiseconds' for time-based values.
* In reality it's not centiseconds, but depends on HZ and USER_HZ, which
* is almost always works out to be a multiplier of 100, so we can assume
* centiseconds. See clock_t_to_jiffies().
*/
if (option->user_hz_compensate)
uval *= 100;
} else
g_assert_not_reached ();
g_value_unset (&val);
/* Linux kernel bridge interfaces use 'centiseconds' for time-based values.
* In reality it's not centiseconds, but depends on HZ and USER_HZ, which
* is almost always works out to be a multiplier of 100, so we can assume
* centiseconds. See clock_t_to_jiffies().
*/
if (user_hz_compensate)
uval *= 100;
value = g_strdup_printf ("%u", uval);
if (slave)
nm_platform_slave_set_option (ifindex, option->sysname, value);
else
nm_platform_master_set_option (ifindex, option->sysname, value);
}
path = g_strdup_printf ("/sys/class/net/%s/%s/%s", iface, dir, sysfs_prop);
s = g_strdup_printf ("%u", uval);
/* FIXME: how should failure be handled? */
nm_utils_do_sysctl (path, s);
g_free (path);
g_free (s);
static void
commit_master_options (NMDevice *device, GObject *setting)
{
const Option *option;
g_assert (setting);
for (option = master_options; option->name; option++)
commit_option (device, setting, option, FALSE);
}
static void
commit_slave_options (NMDevice *device, GObject *setting)
{
const Option *option;
g_assert (setting);
for (option = slave_options; option->name; option++)
commit_option (device, setting, option, TRUE);
}
static NMActStageReturn
act_stage1_prepare (NMDevice *dev, NMDeviceStateReason *reason)
act_stage1_prepare (NMDevice *device, NMDeviceStateReason *reason)
{
NMActStageReturn ret = NM_ACT_STAGE_RETURN_SUCCESS;
NMConnection *connection;
NMSettingBridge *s_bridge;
const char *iface;
NMActStageReturn ret;
NMConnection *connection = nm_device_get_connection (device);
g_return_val_if_fail (reason != NULL, NM_ACT_STAGE_RETURN_FAILURE);
g_assert (connection);
ret = NM_DEVICE_CLASS (nm_device_bridge_parent_class)->act_stage1_prepare (dev, reason);
if (ret == NM_ACT_STAGE_RETURN_SUCCESS) {
connection = nm_device_get_connection (dev);
g_assert (connection);
ret = NM_DEVICE_CLASS (nm_device_bridge_parent_class)->act_stage1_prepare (device, reason);
if (ret != NM_ACT_STAGE_RETURN_SUCCESS)
return ret;
s_bridge = nm_connection_get_setting_bridge (connection);
g_assert (s_bridge);
commit_master_options (device, (GObject *) nm_connection_get_setting_bridge (connection));
iface = nm_device_get_ip_iface (dev);
g_assert (iface);
set_sysfs_uint (iface, G_OBJECT (s_bridge), NM_SETTING_BRIDGE_STP, "bridge", "stp_state", FALSE, FALSE);
set_sysfs_uint (iface, G_OBJECT (s_bridge), NM_SETTING_BRIDGE_PRIORITY, "bridge", "priority", TRUE, FALSE);
set_sysfs_uint (iface, G_OBJECT (s_bridge), NM_SETTING_BRIDGE_FORWARD_DELAY, "bridge", "forward_delay", TRUE, TRUE);
set_sysfs_uint (iface, G_OBJECT (s_bridge), NM_SETTING_BRIDGE_HELLO_TIME, "bridge", "hello_time", TRUE, TRUE);
set_sysfs_uint (iface, G_OBJECT (s_bridge), NM_SETTING_BRIDGE_MAX_AGE, "bridge", "max_age", TRUE, TRUE);
set_sysfs_uint (iface, G_OBJECT (s_bridge), NM_SETTING_BRIDGE_AGEING_TIME, "bridge", "ageing_time", TRUE, TRUE);
}
return ret;
return NM_ACT_STAGE_RETURN_SUCCESS;
}
static gboolean
enslave_slave (NMDevice *device, NMDevice *slave, NMConnection *connection)
{
gboolean success;
NMSettingBridgePort *s_port;
const char *iface = nm_device_get_ip_iface (device);
const char *slave_iface = nm_device_get_ip_iface (slave);
success = nm_platform_link_enslave (nm_device_get_ip_ifindex (device),
nm_device_get_ip_ifindex (slave));
if (!success)
if (!nm_platform_link_enslave (nm_device_get_ip_ifindex (device), nm_device_get_ip_ifindex (slave)))
return FALSE;
/* Set port properties */
s_port = nm_connection_get_setting_bridge_port (connection);
if (s_port) {
set_sysfs_uint (slave_iface, G_OBJECT (s_port), NM_SETTING_BRIDGE_PORT_PRIORITY, "brport", "priority", TRUE, FALSE);
set_sysfs_uint (slave_iface, G_OBJECT (s_port), NM_SETTING_BRIDGE_PORT_PATH_COST, "brport", "path_cost", TRUE, FALSE);
set_sysfs_uint (slave_iface, G_OBJECT (s_port), NM_SETTING_BRIDGE_PORT_HAIRPIN_MODE, "brport", "hairpin_mode", FALSE, FALSE);
}
nm_log_info (LOGD_BRIDGE, "(%s): attached bridge port %s", iface, slave_iface);
commit_slave_options (slave, (GObject *) nm_connection_get_setting_bridge_port (connection));
nm_log_info (LOGD_BRIDGE, "(%s): attached bridge port %s",
nm_device_get_ip_iface (device),
nm_device_get_ip_iface (slave));
g_object_notify (G_OBJECT (device), NM_DEVICE_BRIDGE_SLAVES);
return TRUE;