static void
remove_connection (SCPluginIfcfg *self, NMIfcfgConnection *connection)
{
SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (self);
gboolean unmanaged, unrecognized;
g_return_if_fail (self != NULL);
g_return_if_fail (connection != NULL);
_LOGI ("remove "NM_IFCFG_CONNECTION_LOG_FMT, NM_IFCFG_CONNECTION_LOG_ARG (connection));
unmanaged = !!nm_ifcfg_connection_get_unmanaged_spec (connection);
unrecognized = !!nm_ifcfg_connection_get_unrecognized_spec (connection);
g_object_ref (connection);
g_hash_table_remove (priv->connections, nm_connection_get_uuid (NM_CONNECTION (connection)));
nm_settings_connection_signal_remove (NM_SETTINGS_CONNECTION (connection));
g_object_unref (connection);
/* Emit changes _after_ removing the connection */
if (unmanaged)
g_signal_emit_by_name (self, NM_SYSTEM_CONFIG_INTERFACE_UNMANAGED_SPECS_CHANGED);
if (unrecognized)
g_signal_emit_by_name (self, NM_SYSTEM_CONFIG_INTERFACE_UNRECOGNIZED_SPECS_CHANGED);
}
void
nm_act_request_cancel_secrets (NMActRequest *self, guint32 call_id)
{
NMActRequestPrivate *priv;
GSList *iter;
g_return_if_fail (self);
g_return_if_fail (NM_IS_ACT_REQUEST (self));
g_return_if_fail (call_id > 0);
priv = NM_ACT_REQUEST_GET_PRIVATE (self);
for (iter = priv->secrets_calls; iter; iter = g_slist_next (iter)) {
GetSecretsInfo *info = iter->data;
/* Remove the matching info */
if (info->call_id == call_id) {
priv->secrets_calls = g_slist_remove_link (priv->secrets_calls, iter);
g_slist_free (iter);
nm_settings_connection_cancel_secrets (NM_SETTINGS_CONNECTION (priv->connection), call_id);
g_free (info);
break;
}
}
}
static void
dispose (GObject *object)
{
NMBluezDevice *self = NM_BLUEZ_DEVICE (object);
NMBluezDevicePrivate *priv = NM_BLUEZ_DEVICE_GET_PRIVATE (self);
NMConnection *to_delete = NULL;
if (priv->pan_connection) {
/* Check whether we want to remove the created connection. If so, we take a reference
* and delete it at the end of dispose(). */
if ( nm_settings_connection_get_unsaved (NM_SETTINGS_CONNECTION (priv->pan_connection))
&& nm_connection_compare (priv->pan_connection, priv->pan_connection_original, NM_SETTING_COMPARE_FLAG_EXACT))
to_delete = g_object_ref (priv->pan_connection);
priv->pan_connection = NULL;
g_clear_object (&priv->pan_connection_original);
}
g_signal_handlers_disconnect_by_func (priv->provider, cp_connection_added, self);
g_signal_handlers_disconnect_by_func (priv->provider, cp_connection_removed, self);
g_signal_handlers_disconnect_by_func (priv->provider, cp_connection_updated, self);
g_slist_free_full (priv->connections, g_object_unref);
priv->connections = NULL;
g_clear_object (&priv->adapter5);
g_clear_object (&priv->dbus_connection);
G_OBJECT_CLASS (nm_bluez_device_parent_class)->dispose (object);
if (to_delete) {
nm_log_dbg (LOGD_BT, "bluez[%s] removing Bluetooth connection for NAP device: '%s' (%s)", priv->path,
nm_connection_get_id (to_delete), nm_connection_get_uuid (to_delete));
nm_settings_connection_delete (NM_SETTINGS_CONNECTION (to_delete), NULL, NULL);
g_object_unref (to_delete);
}
}
static NMSettingsConnection *
add_connection (NMSystemConfigInterface *config,
NMConnection *connection,
gboolean save_to_disk,
GError **error)
{
SCPluginKeyfile *self = SC_PLUGIN_KEYFILE (config);
gs_free char *path = NULL;
if (save_to_disk) {
if (!nm_keyfile_plugin_write_connection (connection, NULL, &path, error))
return NULL;
}
return NM_SETTINGS_CONNECTION (update_connection (self, connection, path, NULL, FALSE, NULL, error));
}
static GHashTable *
_paths_from_connections (GHashTable *connections)
{
GHashTableIter iter;
NMIfcfgConnection *connection;
GHashTable *paths = g_hash_table_new (g_str_hash, g_str_equal);
g_hash_table_iter_init (&iter, connections);
while (g_hash_table_iter_next (&iter, NULL, (gpointer *) &connection)) {
const char *path = nm_settings_connection_get_filename (NM_SETTINGS_CONNECTION (connection));
if (path)
g_hash_table_add (paths, (void *) path);
}
return paths;
}
static void
bind_device_to_connection (SCPluginIfupdown *self,
GUdevDevice *device,
NMIfupdownConnection *exported)
{
GByteArray *mac_address;
NMSetting *s_wired = NULL;
NMSetting *s_wifi = NULL;
const char *iface, *address;
struct ether_addr *tmp_mac;
iface = g_udev_device_get_name (device);
if (!iface) {
PLUGIN_WARN ("SCPluginIfupdown", "failed to get ifname for device.");
return;
}
address = g_udev_device_get_sysfs_attr (device, "address");
if (!address || !strlen (address)) {
PLUGIN_WARN ("SCPluginIfupdown", "failed to get MAC address for %s", iface);
return;
}
tmp_mac = ether_aton (address);
if (!tmp_mac) {
PLUGIN_WARN ("SCPluginIfupdown", "failed to parse MAC address '%s' for %s",
address, iface);
return;
}
mac_address = g_byte_array_sized_new (ETH_ALEN);
g_byte_array_append (mac_address, &(tmp_mac->ether_addr_octet[0]), ETH_ALEN);
s_wired = nm_connection_get_setting (NM_CONNECTION (exported), NM_TYPE_SETTING_WIRED);
s_wifi = nm_connection_get_setting (NM_CONNECTION (exported), NM_TYPE_SETTING_WIRELESS);
if (s_wired) {
PLUGIN_PRINT ("SCPluginIfupdown", "locking wired connection setting");
g_object_set (s_wired, NM_SETTING_WIRED_MAC_ADDRESS, mac_address, NULL);
} else if (s_wifi) {
PLUGIN_PRINT ("SCPluginIfupdown", "locking wireless connection setting");
g_object_set (s_wifi, NM_SETTING_WIRELESS_MAC_ADDRESS, mac_address, NULL);
}
g_byte_array_free (mac_address, TRUE);
nm_settings_connection_commit_changes (NM_SETTINGS_CONNECTION (exported), ignore_cb, NULL);
}
guint32
nm_act_request_get_secrets (NMActRequest *self,
const char *setting_name,
NMSettingsGetSecretsFlags flags,
const char *hint,
NMActRequestSecretsFunc callback,
gpointer callback_data)
{
NMActRequestPrivate *priv;
GetSecretsInfo *info;
guint32 call_id;
NMConnection *connection;
gboolean user_requested;
g_return_val_if_fail (self, 0);
g_return_val_if_fail (NM_IS_ACT_REQUEST (self), 0);
priv = NM_ACT_REQUEST_GET_PRIVATE (self);
info = g_malloc0 (sizeof (GetSecretsInfo));
info->self = self;
info->callback = callback;
info->callback_data = callback_data;
user_requested = nm_active_connection_get_user_requested (NM_ACTIVE_CONNECTION (self));
if (user_requested)
flags |= NM_SETTINGS_GET_SECRETS_FLAG_USER_REQUESTED;
connection = nm_active_connection_get_connection (NM_ACTIVE_CONNECTION (self));
call_id = nm_settings_connection_get_secrets (NM_SETTINGS_CONNECTION (connection),
user_requested,
nm_active_connection_get_user_uid (NM_ACTIVE_CONNECTION (self)),
setting_name,
flags,
hint,
get_secrets_cb,
info,
NULL);
if (call_id > 0) {
info->call_id = call_id;
priv->secrets_calls = g_slist_append (priv->secrets_calls, info);
} else
g_free (info);
return call_id;
}
static void
remove_connection (SCPluginKeyfile *self, NMKeyfileConnection *connection)
{
gboolean removed;
g_return_if_fail (connection != NULL);
nm_log_info (LOGD_SETTINGS, "keyfile: removed " NM_KEYFILE_CONNECTION_LOG_FMT, NM_KEYFILE_CONNECTION_LOG_ARG (connection));
/* Removing from the hash table should drop the last reference */
g_object_ref (connection);
g_signal_handlers_disconnect_by_func (connection, connection_removed_cb, self);
removed = g_hash_table_remove (SC_PLUGIN_KEYFILE_GET_PRIVATE (self)->connections,
nm_connection_get_uuid (NM_CONNECTION (connection)));
nm_settings_connection_signal_remove (NM_SETTINGS_CONNECTION (connection));
g_object_unref (connection);
g_return_if_fail (removed);
}
static void
dispose (GObject *object)
{
NMActRequestPrivate *priv = NM_ACT_REQUEST_GET_PRIVATE (object);
GSList *iter;
if (priv->disposed) {
G_OBJECT_CLASS (nm_act_request_parent_class)->dispose (object);
return;
}
priv->disposed = TRUE;
g_signal_handlers_disconnect_by_func (G_OBJECT (priv->device),
G_CALLBACK (device_state_changed),
NM_ACT_REQUEST (object));
/* Clear any share rules */
nm_act_request_set_shared (NM_ACT_REQUEST (object), FALSE);
/* Kill any in-progress secrets requests */
g_assert (priv->connection);
for (iter = priv->secrets_calls; iter; iter = g_slist_next (iter)) {
GetSecretsInfo *info = iter->data;
nm_settings_connection_cancel_secrets (NM_SETTINGS_CONNECTION (priv->connection), info->call_id);
g_free (info);
}
g_slist_free (priv->secrets_calls);
g_object_unref (priv->connection);
g_free (priv->dbus_sender);
if (priv->dep) {
g_object_weak_unref (G_OBJECT (priv->dep), (GWeakNotify) dep_gone, object);
g_signal_handler_disconnect (priv->dep, priv->dep_state_id);
priv->dep = NULL;
priv->dep_state_id = 0;
}
G_OBJECT_CLASS (nm_act_request_parent_class)->dispose (object);
}
static void
bind_device_to_connection (SCPluginIfupdown *self,
GUdevDevice *device,
NMIfupdownConnection *exported)
{
GByteArray *mac_address;
NMSettingWired *s_wired;
NMSettingWireless *s_wifi;
const char *iface, *address;
iface = g_udev_device_get_name (device);
if (!iface) {
PLUGIN_WARN ("SCPluginIfupdown", "failed to get ifname for device.");
return;
}
address = g_udev_device_get_sysfs_attr (device, "address");
if (!address || !strlen (address)) {
PLUGIN_WARN ("SCPluginIfupdown", "failed to get MAC address for %s", iface);
return;
}
mac_address = nm_utils_hwaddr_atoba (address, ARPHRD_ETHER);
if (!mac_address) {
PLUGIN_WARN ("SCPluginIfupdown", "failed to parse MAC address '%s' for %s",
address, iface);
return;
}
s_wired = nm_connection_get_setting_wired (NM_CONNECTION (exported));
s_wifi = nm_connection_get_setting_wireless (NM_CONNECTION (exported));
if (s_wired) {
PLUGIN_PRINT ("SCPluginIfupdown", "locking wired connection setting");
g_object_set (s_wired, NM_SETTING_WIRED_MAC_ADDRESS, mac_address, NULL);
} else if (s_wifi) {
PLUGIN_PRINT ("SCPluginIfupdown", "locking wireless connection setting");
g_object_set (s_wifi, NM_SETTING_WIRELESS_MAC_ADDRESS, mac_address, NULL);
}
g_byte_array_free (mac_address, TRUE);
nm_settings_connection_commit_changes (NM_SETTINGS_CONNECTION (exported), ignore_cb, NULL);
}
static void
connection_ifcfg_changed (NMIfcfgConnection *connection, gpointer user_data)
{
SCPluginIfcfg *self = SC_PLUGIN_IFCFG (user_data);
SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (self);
const char *path;
path = nm_settings_connection_get_filename (NM_SETTINGS_CONNECTION (connection));
g_return_if_fail (path != NULL);
if (!priv->ifcfg_monitor) {
_LOGD ("connection_ifcfg_changed("NM_IFCFG_CONNECTION_LOG_FMTD"): %s", NM_IFCFG_CONNECTION_LOG_ARGD (connection), "ignore event");
return;
}
_LOGD ("connection_ifcfg_changed("NM_IFCFG_CONNECTION_LOG_FMTD"): %s", NM_IFCFG_CONNECTION_LOG_ARGD (connection), "reload");
update_connection (self, NULL, path, connection, TRUE, NULL, NULL);
}
static NMSettingsConnection *
add_connection (NMSystemConfigInterface *config,
NMConnection *connection,
gboolean save_to_disk,
GError **error)
{
SCPluginIfcfg *self = SC_PLUGIN_IFCFG (config);
gs_free char *path = NULL;
/* Ensure we reject attempts to add the connection long before we're
* asked to write it to disk.
*/
if (!writer_can_write_connection (connection, error))
return NULL;
if (save_to_disk) {
if (!writer_new_connection (connection, IFCFG_DIR, &path, error))
return NULL;
}
return NM_SETTINGS_CONNECTION (update_connection (self, connection, path, NULL, FALSE, NULL, error));
}
NMIbftConnection *
nm_ibft_connection_new (const GPtrArray *block, GError **error)
{
NMConnection *source;
GObject *object;
source = connection_from_block (block, error);
if (!source)
return NULL;
object = g_object_new (NM_TYPE_IBFT_CONNECTION, NULL);
/* Update settings with what was read from iscsiadm */
if (!nm_settings_connection_replace_settings (NM_SETTINGS_CONNECTION (object),
source,
FALSE,
NULL,
error))
g_clear_object (&object);
return (NMIbftConnection *) object;
}
static void
bind_device_to_connection (SettingsPluginIfupdown *self,
GUdevDevice *device,
NMIfupdownConnection *exported)
{
NMSettingWired *s_wired;
NMSettingWireless *s_wifi;
const char *iface, *address;
iface = g_udev_device_get_name (device);
if (!iface) {
nm_log_warn (LOGD_SETTINGS, "failed to get ifname for device.");
return;
}
address = g_udev_device_get_sysfs_attr (device, "address");
if (!address || !strlen (address)) {
nm_log_warn (LOGD_SETTINGS, "failed to get MAC address for %s", iface);
return;
}
if (!nm_utils_hwaddr_valid (address, ETH_ALEN)) {
nm_log_warn (LOGD_SETTINGS, "failed to parse MAC address '%s' for %s",
address, iface);
return;
}
s_wired = nm_connection_get_setting_wired (NM_CONNECTION (exported));
s_wifi = nm_connection_get_setting_wireless (NM_CONNECTION (exported));
if (s_wired) {
nm_log_info (LOGD_SETTINGS, "locking wired connection setting");
g_object_set (s_wired, NM_SETTING_WIRED_MAC_ADDRESS, address, NULL);
} else if (s_wifi) {
nm_log_info (LOGD_SETTINGS, "locking wireless connection setting");
g_object_set (s_wifi, NM_SETTING_WIRELESS_MAC_ADDRESS, address, NULL);
}
nm_settings_connection_commit_changes (NM_SETTINGS_CONNECTION (exported), NM_SETTINGS_CONNECTION_COMMIT_REASON_NONE, NULL, NULL);
}
static void
remove_connection (SCPluginIfcfg *self, NMIfcfgConnection *connection)
{
SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (self);
gboolean managed = FALSE;
const char *path;
g_return_if_fail (self != NULL);
g_return_if_fail (connection != NULL);
managed = !nm_ifcfg_connection_get_unmanaged_spec (connection);
path = nm_ifcfg_connection_get_path (connection);
g_object_ref (connection);
g_hash_table_remove (priv->connections, path);
nm_settings_connection_signal_remove (NM_SETTINGS_CONNECTION (connection));
g_object_unref (connection);
/* Emit unmanaged changes _after_ removing the connection */
if (managed == FALSE)
g_signal_emit_by_name (self, NM_SYSTEM_CONFIG_INTERFACE_UNMANAGED_SPECS_CHANGED);
}
static void
dispose (GObject *object)
{
NMActRequestPrivate *priv = NM_ACT_REQUEST_GET_PRIVATE (object);
GSList *iter;
if (priv->device && priv->device_state_id) {
g_signal_handler_disconnect (priv->device, priv->device_state_id);
priv->device_state_id = 0;
}
/* Clear any share rules */
if (priv->share_rules) {
nm_act_request_set_shared (NM_ACT_REQUEST (object), FALSE);
clear_share_rules (NM_ACT_REQUEST (object));
}
/* Kill any in-progress secrets requests */
for (iter = priv->secrets_calls; iter; iter = g_slist_next (iter)) {
GetSecretsInfo *info = iter->data;
g_assert (priv->connection);
nm_settings_connection_cancel_secrets (NM_SETTINGS_CONNECTION (priv->connection), info->call_id);
g_free (info);
}
g_slist_free (priv->secrets_calls);
priv->secrets_calls = NULL;
g_free (priv->dbus_sender);
priv->dbus_sender = NULL;
g_clear_object (&priv->device);
g_clear_object (&priv->connection);
G_OBJECT_CLASS (nm_act_request_parent_class)->dispose (object);
}
static void
read_connections (SCPluginIfcfg *plugin)
{
SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (plugin);
GDir *dir;
GError *err = NULL;
const char *item;
GHashTable *alive_connections;
GHashTableIter iter;
NMIfcfgConnection *connection;
GPtrArray *dead_connections = NULL;
guint i;
GPtrArray *filenames;
GHashTable *paths;
dir = g_dir_open (IFCFG_DIR, 0, &err);
if (!dir) {
_LOGW ("Could not read directory '%s': %s", IFCFG_DIR, err->message);
g_error_free (err);
return;
}
alive_connections = g_hash_table_new (NULL, NULL);
filenames = g_ptr_array_new_with_free_func (g_free);
while ((item = g_dir_read_name (dir))) {
char *full_path;
if (utils_should_ignore_file (item, TRUE))
continue;
if (utils_is_ifcfg_alias_file (item, NULL))
continue;
full_path = g_build_filename (IFCFG_DIR, item, NULL);
if (!utils_get_ifcfg_name (full_path, TRUE))
g_free (full_path);
else
g_ptr_array_add (filenames, full_path);
}
g_dir_close (dir);
/* While reloading, we don't replace connections that we already loaded while
* iterating over the files.
*
* To have sensible, reproducible behavior, sort the paths by last modification
* time prefering older files.
*/
paths = _paths_from_connections (priv->connections);
g_ptr_array_sort_with_data (filenames, (GCompareDataFunc) _sort_paths, paths);
g_hash_table_destroy (paths);
for (i = 0; i < filenames->len; i++) {
connection = update_connection (plugin, NULL, filenames->pdata[i], NULL, FALSE, alive_connections, NULL);
if (connection)
g_hash_table_add (alive_connections, connection);
}
g_ptr_array_free (filenames, TRUE);
g_hash_table_iter_init (&iter, priv->connections);
while (g_hash_table_iter_next (&iter, NULL, (gpointer *) &connection)) {
if ( !g_hash_table_contains (alive_connections, connection)
&& nm_settings_connection_get_filename (NM_SETTINGS_CONNECTION (connection))) {
if (!dead_connections)
dead_connections = g_ptr_array_new ();
g_ptr_array_add (dead_connections, connection);
}
}
g_hash_table_destroy (alive_connections);
if (dead_connections) {
for (i = 0; i < dead_connections->len; i++)
remove_connection (plugin, dead_connections->pdata[i]);
g_ptr_array_free (dead_connections, TRUE);
}
}
static NMIfcfgConnection *
update_connection (SCPluginIfcfg *self,
NMConnection *source,
const char *full_path,
NMIfcfgConnection *connection,
gboolean protect_existing_connection,
GHashTable *protected_connections,
GError **error)
{
SCPluginIfcfgPrivate *priv = SC_PLUGIN_IFCFG_GET_PRIVATE (self);
NMIfcfgConnection *connection_new;
NMIfcfgConnection *connection_by_uuid;
GError *local = NULL;
const char *new_unmanaged = NULL, *old_unmanaged = NULL;
const char *new_unrecognized = NULL, *old_unrecognized = NULL;
gboolean unmanaged_changed = FALSE, unrecognized_changed = FALSE;
const char *uuid;
g_return_val_if_fail (!source || NM_IS_CONNECTION (source), NULL);
g_return_val_if_fail (full_path || source, NULL);
if (full_path)
_LOGD ("loading from file \"%s\"...", full_path);
/* Create a NMIfcfgConnection instance, either by reading from @full_path or
* based on @source. */
connection_new = nm_ifcfg_connection_new (source, full_path, error);
if (!connection_new) {
/* Unexpected failure. Probably the file is invalid? */
if ( connection
&& !protect_existing_connection
&& (!protected_connections || !g_hash_table_contains (protected_connections, connection)))
remove_connection (self, connection);
return NULL;
}
uuid = nm_connection_get_uuid (NM_CONNECTION (connection_new));
connection_by_uuid = g_hash_table_lookup (priv->connections, uuid);
if ( connection
&& connection != connection_by_uuid) {
if ( (protect_existing_connection && connection_by_uuid != NULL)
|| (protected_connections && g_hash_table_contains (protected_connections, connection))) {
NMIfcfgConnection *conflicting = (protect_existing_connection && connection_by_uuid != NULL) ? connection_by_uuid : connection;
if (source)
_LOGW ("cannot update protected connection "NM_IFCFG_CONNECTION_LOG_FMT" due to conflicting UUID %s", NM_IFCFG_CONNECTION_LOG_ARG (conflicting), uuid);
else
_LOGW ("cannot load %s due to conflicting UUID for "NM_IFCFG_CONNECTION_LOG_FMT, full_path, NM_IFCFG_CONNECTION_LOG_ARG (conflicting));
g_object_unref (connection_new);
g_set_error_literal (error, NM_SETTINGS_ERROR, NM_SETTINGS_ERROR_FAILED,
"Cannot update protected connection due to conflicting UUID");
return NULL;
}
/* The new connection has a different UUID then the original one that we
* are about to update. Remove @connection. */
remove_connection (self, connection);
}
/* Check if the found connection with the same UUID is not protected from updating. */
if ( connection_by_uuid
&& ( (!connection && protect_existing_connection)
|| (protected_connections && g_hash_table_contains (protected_connections, connection_by_uuid)))) {
if (source)
_LOGW ("cannot update connection due to conflicting UUID for "NM_IFCFG_CONNECTION_LOG_FMT, NM_IFCFG_CONNECTION_LOG_ARG (connection_by_uuid));
else
_LOGW ("cannot load %s due to conflicting UUID for "NM_IFCFG_CONNECTION_LOG_FMT, full_path, NM_IFCFG_CONNECTION_LOG_ARG (connection_by_uuid));
g_object_unref (connection_new);
g_set_error_literal (error, NM_SETTINGS_ERROR, NM_SETTINGS_ERROR_FAILED,
"Skip updating protected connection during reload");
return NULL;
}
/* Evaluate unmanaged/unrecognized flags. */
if (connection_by_uuid)
old_unmanaged = nm_ifcfg_connection_get_unmanaged_spec (connection_by_uuid);
new_unmanaged = nm_ifcfg_connection_get_unmanaged_spec (connection_new);
unmanaged_changed = g_strcmp0 (old_unmanaged, new_unmanaged);
if (connection_by_uuid)
old_unrecognized = nm_ifcfg_connection_get_unrecognized_spec (connection_by_uuid);
new_unrecognized = nm_ifcfg_connection_get_unrecognized_spec (connection_new);
unrecognized_changed = g_strcmp0 (old_unrecognized, new_unrecognized);
if (connection_by_uuid) {
const char *old_path;
old_path = nm_settings_connection_get_filename (NM_SETTINGS_CONNECTION (connection_by_uuid));
if ( !unmanaged_changed
&& !unrecognized_changed
&& nm_connection_compare (NM_CONNECTION (connection_by_uuid),
NM_CONNECTION (connection_new),
NM_SETTING_COMPARE_FLAG_IGNORE_AGENT_OWNED_SECRETS |
NM_SETTING_COMPARE_FLAG_IGNORE_NOT_SAVED_SECRETS)) {
if (old_path && g_strcmp0 (old_path, full_path) != 0)
_LOGI ("rename \"%s\" to "NM_IFCFG_CONNECTION_LOG_FMT" without other changes", nm_settings_connection_get_filename (NM_SETTINGS_CONNECTION (connection_by_uuid)), NM_IFCFG_CONNECTION_LOG_ARG (connection_new));
} else {
/*******************************************************
* UPDATE
*******************************************************/
if (source)
_LOGI ("update "NM_IFCFG_CONNECTION_LOG_FMT" from %s", NM_IFCFG_CONNECTION_LOG_ARG (connection_new), NM_IFCFG_CONNECTION_LOG_PATH (old_path));
else if (!g_strcmp0 (old_path, nm_settings_connection_get_filename (NM_SETTINGS_CONNECTION (connection_new))))
_LOGI ("update "NM_IFCFG_CONNECTION_LOG_FMT, NM_IFCFG_CONNECTION_LOG_ARG (connection_new));
else if (old_path)
_LOGI ("rename \"%s\" to "NM_IFCFG_CONNECTION_LOG_FMT, old_path, NM_IFCFG_CONNECTION_LOG_ARG (connection_new));
else
_LOGI ("update and persist "NM_IFCFG_CONNECTION_LOG_FMT, NM_IFCFG_CONNECTION_LOG_ARG (connection_new));
g_object_set (connection_by_uuid,
NM_IFCFG_CONNECTION_UNMANAGED_SPEC, new_unmanaged,
NM_IFCFG_CONNECTION_UNRECOGNIZED_SPEC, new_unrecognized,
NULL);
if (!nm_settings_connection_replace_settings (NM_SETTINGS_CONNECTION (connection_by_uuid),
NM_CONNECTION (connection_new),
FALSE, /* don't set Unsaved */
"ifcfg-update",
&local)) {
/* Shouldn't ever get here as 'connection_new' was verified by the reader already
* and the UUID did not change. */
g_assert_not_reached ();
}
g_assert_no_error (local);
if (new_unmanaged || new_unrecognized) {
if (!old_unmanaged && !old_unrecognized) {
g_object_ref (connection_by_uuid);
/* Unexport the connection by telling the settings service it's
* been removed.
*/
nm_settings_connection_signal_remove (NM_SETTINGS_CONNECTION (connection_by_uuid));
/* Remove the path so that claim_connection() doesn't complain later when
* interface gets managed and connection is re-added. */
nm_connection_set_path (NM_CONNECTION (connection_by_uuid), NULL);
/* signal_remove() will end up removing the connection from our hash,
* so add it back now.
*/
g_hash_table_insert (priv->connections,
g_strdup (nm_connection_get_uuid (NM_CONNECTION (connection_by_uuid))),
connection_by_uuid);
}
} else {
if (old_unmanaged /* && !new_unmanaged */) {
_LOGI ("Managing connection "NM_IFCFG_CONNECTION_LOG_FMT" and its device because NM_CONTROLLED was true.",
NM_IFCFG_CONNECTION_LOG_ARG (connection_new));
g_signal_emit_by_name (self, NM_SYSTEM_CONFIG_INTERFACE_CONNECTION_ADDED, connection_by_uuid);
} else if (old_unrecognized /* && !new_unrecognized */) {
_LOGI ("Managing connection "NM_IFCFG_CONNECTION_LOG_FMT" because it is now a recognized type.",
NM_IFCFG_CONNECTION_LOG_ARG (connection_new));
g_signal_emit_by_name (self, NM_SYSTEM_CONFIG_INTERFACE_CONNECTION_ADDED, connection_by_uuid);
}
}
if (unmanaged_changed)
g_signal_emit_by_name (self, NM_SYSTEM_CONFIG_INTERFACE_UNMANAGED_SPECS_CHANGED);
if (unrecognized_changed)
g_signal_emit_by_name (self, NM_SYSTEM_CONFIG_INTERFACE_UNRECOGNIZED_SPECS_CHANGED);
}
nm_settings_connection_set_filename (NM_SETTINGS_CONNECTION (connection_by_uuid), full_path);
g_object_unref (connection_new);
return connection_by_uuid;
} else {
/*******************************************************
* ADD
*******************************************************/
if (source)
_LOGI ("add connection "NM_IFCFG_CONNECTION_LOG_FMT, NM_IFCFG_CONNECTION_LOG_ARG (connection_new));
else
_LOGI ("new connection "NM_IFCFG_CONNECTION_LOG_FMT, NM_IFCFG_CONNECTION_LOG_ARG (connection_new));
g_hash_table_insert (priv->connections, g_strdup (uuid), connection_new);
g_signal_connect (connection_new, NM_SETTINGS_CONNECTION_REMOVED,
G_CALLBACK (connection_removed_cb),
self);
if (nm_ifcfg_connection_get_unmanaged_spec (connection_new)) {
const char *spec;
const char *device_id;
spec = nm_ifcfg_connection_get_unmanaged_spec (connection_new);
device_id = strchr (spec, ':');
if (device_id)
device_id++;
else
device_id = spec;
_LOGW ("Ignoring connection "NM_IFCFG_CONNECTION_LOG_FMT" / device '%s' due to NM_CONTROLLED=no.",
NM_IFCFG_CONNECTION_LOG_ARG (connection_new), device_id);
} else if (nm_ifcfg_connection_get_unrecognized_spec (connection_new))
_LOGW ("Ignoring connection "NM_IFCFG_CONNECTION_LOG_FMT" of unrecognized type.", NM_IFCFG_CONNECTION_LOG_ARG (connection_new));
/* watch changes of ifcfg hardlinks */
g_signal_connect (G_OBJECT (connection_new), "ifcfg-changed",
G_CALLBACK (connection_ifcfg_changed), self);
if (!source) {
/* Only raise the signal if we were called without source, i.e. if we read the connection from file.
* Otherwise, we were called by add_connection() which does not expect the signal. */
if (nm_ifcfg_connection_get_unmanaged_spec (connection_new))
g_signal_emit_by_name (self, NM_SYSTEM_CONFIG_INTERFACE_UNMANAGED_SPECS_CHANGED);
else if (nm_ifcfg_connection_get_unrecognized_spec (connection_new))
g_signal_emit_by_name (self, NM_SYSTEM_CONFIG_INTERFACE_UNRECOGNIZED_SPECS_CHANGED);
else
g_signal_emit_by_name (self, NM_SYSTEM_CONFIG_INTERFACE_CONNECTION_ADDED, connection_new);
}
return connection_new;
}
}
static void
read_connections (NMSystemConfigInterface *config)
{
SCPluginKeyfile *self = SC_PLUGIN_KEYFILE (config);
SCPluginKeyfilePrivate *priv = SC_PLUGIN_KEYFILE_GET_PRIVATE (self);
GDir *dir;
GError *error = NULL;
const char *item;
GHashTable *alive_connections;
GHashTableIter iter;
NMKeyfileConnection *connection;
GPtrArray *dead_connections = NULL;
guint i;
GPtrArray *filenames;
GHashTable *paths;
dir = g_dir_open (KEYFILE_DIR, 0, &error);
if (!dir) {
nm_log_warn (LOGD_SETTINGS, "keyfile: cannot read directory '%s': (%d) %s",
KEYFILE_DIR,
error ? error->code : -1,
error && error->message ? error->message : "(unknown)");
g_clear_error (&error);
return;
}
alive_connections = g_hash_table_new (NULL, NULL);
filenames = g_ptr_array_new_with_free_func (g_free);
while ((item = g_dir_read_name (dir))) {
if (nm_keyfile_plugin_utils_should_ignore_file (item))
continue;
g_ptr_array_add (filenames, g_build_filename (KEYFILE_DIR, item, NULL));
}
g_dir_close (dir);
/* While reloading, we don't replace connections that we already loaded while
* iterating over the files.
*
* To have sensible, reproducible behavior, sort the paths by last modification
* time prefering older files.
*/
paths = _paths_from_connections (priv->connections);
g_ptr_array_sort_with_data (filenames, (GCompareDataFunc) _sort_paths, paths);
g_hash_table_destroy (paths);
for (i = 0; i < filenames->len; i++) {
connection = update_connection (self, NULL, filenames->pdata[i], NULL, FALSE, alive_connections, NULL);
if (connection)
g_hash_table_add (alive_connections, connection);
}
g_ptr_array_free (filenames, TRUE);
g_hash_table_iter_init (&iter, priv->connections);
while (g_hash_table_iter_next (&iter, NULL, (gpointer *) &connection)) {
if ( !g_hash_table_contains (alive_connections, connection)
&& nm_settings_connection_get_filename (NM_SETTINGS_CONNECTION (connection))) {
if (!dead_connections)
dead_connections = g_ptr_array_new ();
g_ptr_array_add (dead_connections, connection);
}
}
g_hash_table_destroy (alive_connections);
if (dead_connections) {
for (i = 0; i < dead_connections->len; i++)
remove_connection (self, dead_connections->pdata[i]);
g_ptr_array_free (dead_connections, TRUE);
}
}
*/
if (error) {
nm_log_warn (LOGD_SETTINGS, "%s: connection invalid: %s",
__func__, error->message);
g_clear_error (&error);
nm_settings_connection_signal_remove (orig);
}
}
static void
update_connection_settings (NMExampleConnection *orig,
NMExampleConnection *new)
{
/* This just replaces the orig's internal settings with those from new */
nm_settings_connection_replace_and_commit (NM_SETTINGS_CONNECTION (orig),
NM_CONNECTION (new),
update_connection_settings_commit_cb, NULL);
}
/* Monitoring */
static void
remove_connection (SCPluginExample *self,
NMExampleConnection *connection,
const char *name)
{
g_return_if_fail (connection != NULL);
g_return_if_fail (name != NULL);
/* Removing from the hash table should drop the last reference, but since
static void
SCPluginIfupdown_init (NMSystemConfigInterface *config)
{
SCPluginIfupdown *self = SC_PLUGIN_IFUPDOWN (config);
SCPluginIfupdownPrivate *priv = SC_PLUGIN_IFUPDOWN_GET_PRIVATE (self);
GHashTable *auto_ifaces;
if_block *block = NULL;
NMInotifyHelper *inotify_helper;
GKeyFile* keyfile;
GError *error = NULL;
GList *keys, *iter;
const char *subsys[2] = { "net", NULL };
auto_ifaces = g_hash_table_new (g_str_hash, g_str_equal);
if(!priv->iface_connections)
priv->iface_connections = g_hash_table_new (g_str_hash, g_str_equal);
if(!priv->well_known_ifaces)
priv->well_known_ifaces = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_object_unref);
if(!priv->well_known_interfaces)
priv->well_known_interfaces = g_hash_table_new (g_str_hash, g_str_equal);
PLUGIN_PRINT("SCPlugin-Ifupdown", "init!");
priv->client = g_udev_client_new (subsys);
if (!priv->client) {
PLUGIN_WARN ("SCPlugin-Ifupdown", " error initializing libgudev");
} else
g_signal_connect (priv->client, "uevent", G_CALLBACK (handle_uevent), self);
priv->unmanage_well_known = IFUPDOWN_UNMANAGE_WELL_KNOWN_DEFAULT;
inotify_helper = nm_inotify_helper_get ();
priv->inotify_event_id = g_signal_connect (inotify_helper,
"event",
G_CALLBACK (update_system_hostname),
config);
priv->inotify_system_hostname_wd =
nm_inotify_helper_add_watch (inotify_helper, IFUPDOWN_SYSTEM_HOSTNAME_FILE);
update_system_hostname (inotify_helper, NULL, NULL, config);
/* Read in all the interfaces */
ifparser_init (ENI_INTERFACES_FILE, 0);
block = ifparser_getfirst ();
while (block) {
if(!strcmp ("auto", block->type) || !strcmp ("allow-hotplug", block->type))
g_hash_table_insert (auto_ifaces, block->name, GUINT_TO_POINTER (1));
else if (!strcmp ("iface", block->type)) {
NMIfupdownConnection *exported;
/* Bridge configuration */
if(!strncmp ("br", block->name, 2)) {
/* Try to find bridge ports */
const char *ports = ifparser_getkey (block, "bridge-ports");
if (ports) {
int i;
int state = 0;
char **port_ifaces;
PLUGIN_PRINT("SCPlugin-Ifupdown", "found bridge ports %s for %s", ports, block->name);
port_ifaces = g_strsplit_set (ports, " \t", -1);
for (i = 0; i < g_strv_length (port_ifaces); i++) {
char *token = port_ifaces[i];
/* Skip crazy stuff like regex or all */
if (!strcmp ("all", token)) {
continue;
}
/* Small SM to skip everything inside regex */
if (!strcmp ("regex", token)) {
state++;
continue;
}
if (!strcmp ("noregex", token)) {
state--;
continue;
}
if (state == 0 && strlen (token) > 0) {
PLUGIN_PRINT("SCPlugin-Ifupdown", "adding bridge port %s to well_known_interfaces", token);
g_hash_table_insert (priv->well_known_interfaces, g_strdup (token), "known");
}
}
g_strfreev (port_ifaces);
}
goto next;
}
/* Skip loopback configuration */
if(!strcmp ("lo", block->name)) {
goto next;
}
/* Remove any connection for this block that was previously found */
exported = g_hash_table_lookup (priv->iface_connections, block->name);
if (exported) {
PLUGIN_PRINT("SCPlugin-Ifupdown", "deleting %s from iface_connections", block->name);
nm_settings_connection_delete (NM_SETTINGS_CONNECTION (exported), ignore_cb, NULL);
g_hash_table_remove (priv->iface_connections, block->name);
}
/* add the new connection */
exported = nm_ifupdown_connection_new (block);
if (exported) {
PLUGIN_PRINT("SCPlugin-Ifupdown", "adding %s to iface_connections", block->name);
g_hash_table_insert (priv->iface_connections, block->name, exported);
}
PLUGIN_PRINT("SCPlugin-Ifupdown", "adding iface %s to well_known_interfaces", block->name);
g_hash_table_insert (priv->well_known_interfaces, block->name, "known");
} else if (!strcmp ("mapping", block->type)) {
g_hash_table_insert (priv->well_known_interfaces, block->name, "known");
PLUGIN_PRINT("SCPlugin-Ifupdown", "adding mapping %s to well_known_interfaces", block->name);
}
next:
block = block->next;
}
/* Make 'auto' interfaces autoconnect=TRUE */
keys = g_hash_table_get_keys (priv->iface_connections);
for (iter = keys; iter; iter = g_list_next (iter)) {
NMIfupdownConnection *exported;
NMSetting *setting;
if (!g_hash_table_lookup (auto_ifaces, iter->data))
continue;
exported = g_hash_table_lookup (priv->iface_connections, iter->data);
setting = NM_SETTING (nm_connection_get_setting (NM_CONNECTION (exported), NM_TYPE_SETTING_CONNECTION));
g_object_set (setting, NM_SETTING_CONNECTION_AUTOCONNECT, TRUE, NULL);
nm_settings_connection_commit_changes (NM_SETTINGS_CONNECTION (exported), ignore_cb, NULL);
PLUGIN_PRINT("SCPlugin-Ifupdown", "autoconnect");
}
g_list_free (keys);
g_hash_table_destroy (auto_ifaces);
/* Find the config file */
if (g_file_test (IFUPDOWN_SYSTEM_SETTINGS_KEY_FILE, G_FILE_TEST_EXISTS))
priv->conf_file = IFUPDOWN_SYSTEM_SETTINGS_KEY_FILE;
else
priv->conf_file = IFUPDOWN_OLD_SYSTEM_SETTINGS_KEY_FILE;
keyfile = g_key_file_new ();
if (!g_key_file_load_from_file (keyfile,
priv->conf_file,
G_KEY_FILE_NONE,
&error)) {
nm_log_info (LOGD_SETTINGS, "loading system config file (%s) caused error: (%d) %s",
priv->conf_file,
error ? error->code : -1,
error && error->message ? error->message : "(unknown)");
} else {
gboolean manage_well_known;
error = NULL;
manage_well_known = g_key_file_get_boolean (keyfile,
IFUPDOWN_KEY_FILE_GROUP,
IFUPDOWN_KEY_FILE_KEY_MANAGED,
&error);
if (error) {
nm_log_info (LOGD_SETTINGS, "getting keyfile key '%s' in group '%s' failed: (%d) %s",
IFUPDOWN_KEY_FILE_GROUP,
IFUPDOWN_KEY_FILE_KEY_MANAGED,
error ? error->code : -1,
error && error->message ? error->message : "(unknown)");
} else
priv->unmanage_well_known = !manage_well_known;
}
PLUGIN_PRINT ("SCPluginIfupdown", "management mode: %s", priv->unmanage_well_known ? "unmanaged" : "managed");
if (keyfile)
g_key_file_free (keyfile);
/* Add well-known interfaces */
keys = g_udev_client_query_by_subsystem (priv->client, "net");
for (iter = keys; iter; iter = g_list_next (iter)) {
udev_device_added (self, G_UDEV_DEVICE (iter->data));
g_object_unref (G_UDEV_DEVICE (iter->data));
}
g_list_free (keys);
/* Now if we're running in managed mode, let NM know there are new connections */
if (!priv->unmanage_well_known) {
GList *con_list = g_hash_table_get_values (priv->iface_connections);
GList *cl_iter;
for (cl_iter = con_list; cl_iter; cl_iter = g_list_next (cl_iter)) {
g_signal_emit_by_name (self,
NM_SYSTEM_CONFIG_INTERFACE_CONNECTION_ADDED,
NM_SETTINGS_CONNECTION (cl_iter->data));
}
g_list_free (con_list);
}
PLUGIN_PRINT("SCPlugin-Ifupdown", "end _init.");
}
static void
init (NMSettingsPlugin *config)
{
SettingsPluginIfupdown *self = SETTINGS_PLUGIN_IFUPDOWN (config);
SettingsPluginIfupdownPrivate *priv = SETTINGS_PLUGIN_IFUPDOWN_GET_PRIVATE (self);
GHashTable *auto_ifaces;
if_block *block = NULL;
GList *keys, *iter;
GHashTableIter con_iter;
const char *block_name;
NMIfupdownConnection *connection;
const char *subsys[2] = { "net", NULL };
auto_ifaces = g_hash_table_new (g_str_hash, g_str_equal);
if(!priv->connections)
priv->connections = g_hash_table_new (g_str_hash, g_str_equal);
if(!priv->kernel_ifaces)
priv->kernel_ifaces = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_object_unref);
if(!priv->eni_ifaces)
priv->eni_ifaces = g_hash_table_new (g_str_hash, g_str_equal);
nm_log_info (LOGD_SETTINGS, "init!");
priv->client = g_udev_client_new (subsys);
if (!priv->client) {
nm_log_warn (LOGD_SETTINGS, " error initializing libgudev");
} else
g_signal_connect (priv->client, "uevent", G_CALLBACK (handle_uevent), self);
/* Read in all the interfaces */
ifparser_init (ENI_INTERFACES_FILE, 0);
block = ifparser_getfirst ();
while (block) {
if(!strcmp ("auto", block->type) || !strcmp ("allow-hotplug", block->type))
g_hash_table_insert (auto_ifaces, block->name, GUINT_TO_POINTER (1));
else if (!strcmp ("iface", block->type)) {
NMIfupdownConnection *exported;
/* Bridge configuration */
if(!strncmp ("br", block->name, 2)) {
/* Try to find bridge ports */
const char *ports = ifparser_getkey (block, "bridge-ports");
if (ports) {
int i;
int state = 0;
char **port_ifaces;
nm_log_info (LOGD_SETTINGS, "found bridge ports %s for %s", ports, block->name);
port_ifaces = g_strsplit_set (ports, " \t", -1);
for (i = 0; i < g_strv_length (port_ifaces); i++) {
char *token = port_ifaces[i];
/* Skip crazy stuff like regex or all */
if (!strcmp ("all", token)) {
continue;
}
/* Small SM to skip everything inside regex */
if (!strcmp ("regex", token)) {
state++;
continue;
}
if (!strcmp ("noregex", token)) {
state--;
continue;
}
if (state == 0 && strlen (token) > 0) {
nm_log_info (LOGD_SETTINGS, "adding bridge port %s to eni_ifaces", token);
g_hash_table_insert (priv->eni_ifaces, g_strdup (token), "known");
}
}
g_strfreev (port_ifaces);
}
goto next;
}
/* Skip loopback configuration */
if(!strcmp ("lo", block->name)) {
goto next;
}
/* Remove any connection for this block that was previously found */
exported = g_hash_table_lookup (priv->connections, block->name);
if (exported) {
nm_log_info (LOGD_SETTINGS, "deleting %s from connections", block->name);
nm_settings_connection_delete (NM_SETTINGS_CONNECTION (exported), NULL, NULL);
g_hash_table_remove (priv->connections, block->name);
}
/* add the new connection */
exported = nm_ifupdown_connection_new (block);
if (exported) {
nm_log_info (LOGD_SETTINGS, "adding %s to connections", block->name);
g_hash_table_insert (priv->connections, block->name, exported);
}
nm_log_info (LOGD_SETTINGS, "adding iface %s to eni_ifaces", block->name);
g_hash_table_insert (priv->eni_ifaces, block->name, "known");
} else if (!strcmp ("mapping", block->type)) {
g_hash_table_insert (priv->eni_ifaces, block->name, "known");
nm_log_info (LOGD_SETTINGS, "adding mapping %s to eni_ifaces", block->name);
}
next:
block = block->next;
}
/* Make 'auto' interfaces autoconnect=TRUE */
g_hash_table_iter_init (&con_iter, priv->connections);
while (g_hash_table_iter_next (&con_iter, (gpointer) &block_name, (gpointer) &connection)) {
NMSettingConnection *setting;
if (g_hash_table_lookup (auto_ifaces, block_name)) {
setting = nm_connection_get_setting_connection (NM_CONNECTION (connection));
g_object_set (setting, NM_SETTING_CONNECTION_AUTOCONNECT, TRUE, NULL);
nm_log_info (LOGD_SETTINGS, "autoconnect");
}
}
g_hash_table_destroy (auto_ifaces);
/* Check the config file to find out whether to manage interfaces */
priv->unmanage_well_known = !nm_config_data_get_value_boolean (NM_CONFIG_GET_DATA_ORIG,
NM_CONFIG_KEYFILE_GROUP_IFUPDOWN,
NM_CONFIG_KEYFILE_KEY_IFUPDOWN_MANAGED,
!IFUPDOWN_UNMANAGE_WELL_KNOWN_DEFAULT);
nm_log_info (LOGD_SETTINGS, "management mode: %s", priv->unmanage_well_known ? "unmanaged" : "managed");
/* Add well-known interfaces */
keys = g_udev_client_query_by_subsystem (priv->client, "net");
for (iter = keys; iter; iter = g_list_next (iter)) {
udev_device_added (self, G_UDEV_DEVICE (iter->data));
g_object_unref (G_UDEV_DEVICE (iter->data));
}
g_list_free (keys);
/* Now if we're running in managed mode, let NM know there are new connections */
if (!priv->unmanage_well_known) {
GList *con_list = g_hash_table_get_values (priv->connections);
GList *cl_iter;
for (cl_iter = con_list; cl_iter; cl_iter = g_list_next (cl_iter)) {
g_signal_emit_by_name (self,
NM_SETTINGS_PLUGIN_CONNECTION_ADDED,
NM_SETTINGS_CONNECTION (cl_iter->data));
}
g_list_free (con_list);
}
nm_log_info (LOGD_SETTINGS, "end _init.");
}
/* update_connection:
* @self: the plugin instance
* @source: if %NULL, this re-reads the connection from @full_path
* and updates it. When passing @source, this adds a connection from
* memory.
* @full_path: the filename of the keyfile to be loaded
* @connection: an existing connection that might be updated.
* If given, @connection must be an existing connection that is currently
* owned by the plugin.
* @protect_existing_connection: if %TRUE, and !@connection, we don't allow updating
* an existing connection with the same UUID.
* If %TRUE and @connection, allow updating only if the reload would modify
* @connection (without changing its UUID) or if we would create a new connection.
* In other words, if this paramter is %TRUE, we only allow creating a
* new connection (with an unseen UUID) or updating the passed in @connection
* (whereas the UUID cannot change).
* Note, that this allows for @connection to be replaced by a new connection.
* @protected_connections: (allow-none): if given, we only update an
* existing connection if it is not contained in this hash.
* @error: error in case of failure
*
* Loads a connection from file @full_path. This can both be used to
* load a connection initially or to update an existing connection.
*
* If you pass in an existing connection and the reloaded file happens
* to have a different UUID, the connection is deleted.
* Beware, that means that after the function, you have a dangling pointer
* if the returned connection is different from @connection.
*
* Returns: the updated connection.
* */
static NMKeyfileConnection *
update_connection (SCPluginKeyfile *self,
NMConnection *source,
const char *full_path,
NMKeyfileConnection *connection,
gboolean protect_existing_connection,
GHashTable *protected_connections,
GError **error)
{
SCPluginKeyfilePrivate *priv = SC_PLUGIN_KEYFILE_GET_PRIVATE (self);
NMKeyfileConnection *connection_new;
NMKeyfileConnection *connection_by_uuid;
GError *local = NULL;
const char *uuid;
g_return_val_if_fail (!source || NM_IS_CONNECTION (source), NULL);
g_return_val_if_fail (full_path || source, NULL);
if (full_path)
nm_log_dbg (LOGD_SETTINGS, "keyfile: loading from file \"%s\"...", full_path);
connection_new = nm_keyfile_connection_new (source, full_path, &local);
if (!connection_new) {
/* Error; remove the connection */
if (source)
nm_log_warn (LOGD_SETTINGS, "keyfile: error creating connection %s: %s", nm_connection_get_uuid (source), local->message);
else
nm_log_warn (LOGD_SETTINGS, "keyfile: error loading connection from file %s: %s", full_path, local->message);
if ( connection
&& !protect_existing_connection
&& (!protected_connections || !g_hash_table_contains (protected_connections, connection)))
remove_connection (self, connection);
g_propagate_error (error, local);
return NULL;
}
uuid = nm_connection_get_uuid (NM_CONNECTION (connection_new));
connection_by_uuid = g_hash_table_lookup (priv->connections, uuid);
if ( connection
&& connection != connection_by_uuid) {
if ( (protect_existing_connection && connection_by_uuid != NULL)
|| (protected_connections && g_hash_table_contains (protected_connections, connection))) {
NMKeyfileConnection *conflicting = (protect_existing_connection && connection_by_uuid != NULL) ? connection_by_uuid : connection;
if (source)
nm_log_warn (LOGD_SETTINGS, "keyfile: cannot update protected "NM_KEYFILE_CONNECTION_LOG_FMT" connection due to conflicting UUID %s", NM_KEYFILE_CONNECTION_LOG_ARG (conflicting), uuid);
else
nm_log_warn (LOGD_SETTINGS, "keyfile: cannot load %s due to conflicting UUID for "NM_KEYFILE_CONNECTION_LOG_FMT, full_path, NM_KEYFILE_CONNECTION_LOG_ARG (conflicting));
g_object_unref (connection_new);
g_set_error_literal (error, NM_SETTINGS_ERROR, NM_SETTINGS_ERROR_FAILED,
"Cannot update protected connection due to conflicting UUID");
return NULL;
}
/* The new connection has a different UUID then the original one.
* Remove @connection. */
remove_connection (self, connection);
}
if ( connection_by_uuid
&& ( (!connection && protect_existing_connection)
|| (protected_connections && g_hash_table_contains (protected_connections, connection_by_uuid)))) {
if (source)
nm_log_warn (LOGD_SETTINGS, "keyfile: cannot update connection due to conflicting UUID for "NM_KEYFILE_CONNECTION_LOG_FMT, NM_KEYFILE_CONNECTION_LOG_ARG (connection_by_uuid));
else
nm_log_warn (LOGD_SETTINGS, "keyfile: cannot load %s due to conflicting UUID for "NM_KEYFILE_CONNECTION_LOG_FMT, full_path, NM_KEYFILE_CONNECTION_LOG_ARG (connection_by_uuid));
g_object_unref (connection_new);
g_set_error_literal (error, NM_SETTINGS_ERROR, NM_SETTINGS_ERROR_FAILED,
"Skip updating protected connection during reload");
return NULL;
}
if (connection_by_uuid) {
const char *old_path;
old_path = nm_settings_connection_get_filename (NM_SETTINGS_CONNECTION (connection_by_uuid));
if (nm_connection_compare (NM_CONNECTION (connection_by_uuid),
NM_CONNECTION (connection_new),
NM_SETTING_COMPARE_FLAG_IGNORE_AGENT_OWNED_SECRETS |
NM_SETTING_COMPARE_FLAG_IGNORE_NOT_SAVED_SECRETS)) {
/* Nothing to do... except updating the path. */
if (old_path && g_strcmp0 (old_path, full_path) != 0)
nm_log_info (LOGD_SETTINGS, "keyfile: rename \"%s\" to "NM_KEYFILE_CONNECTION_LOG_FMT" without other changes", old_path, NM_KEYFILE_CONNECTION_LOG_ARG (connection_new));
} else {
/* An existing connection changed. */
if (source)
nm_log_info (LOGD_SETTINGS, "keyfile: update "NM_KEYFILE_CONNECTION_LOG_FMT" from %s", NM_KEYFILE_CONNECTION_LOG_ARG (connection_new), NM_KEYFILE_CONNECTION_LOG_PATH (old_path));
else if (!g_strcmp0 (old_path, nm_settings_connection_get_filename (NM_SETTINGS_CONNECTION (connection_new))))
nm_log_info (LOGD_SETTINGS, "keyfile: update "NM_KEYFILE_CONNECTION_LOG_FMT, NM_KEYFILE_CONNECTION_LOG_ARG (connection_new));
else if (old_path)
nm_log_info (LOGD_SETTINGS, "keyfile: rename \"%s\" to "NM_KEYFILE_CONNECTION_LOG_FMT, old_path, NM_KEYFILE_CONNECTION_LOG_ARG (connection_new));
else
nm_log_info (LOGD_SETTINGS, "keyfile: update and persist "NM_KEYFILE_CONNECTION_LOG_FMT, NM_KEYFILE_CONNECTION_LOG_ARG (connection_new));
if (!nm_settings_connection_replace_settings (NM_SETTINGS_CONNECTION (connection_by_uuid),
NM_CONNECTION (connection_new),
FALSE, /* don't set Unsaved */
"keyfile-update",
&local)) {
/* Shouldn't ever get here as 'connection_new' was verified by the reader already
* and the UUID did not change. */
g_assert_not_reached ();
}
g_assert_no_error (local);
}
nm_settings_connection_set_filename (NM_SETTINGS_CONNECTION (connection_by_uuid), full_path);
g_object_unref (connection_new);
return connection_by_uuid;
} else {
if (source)
nm_log_info (LOGD_SETTINGS, "keyfile: add connection "NM_KEYFILE_CONNECTION_LOG_FMT, NM_KEYFILE_CONNECTION_LOG_ARG (connection_new));
else
nm_log_info (LOGD_SETTINGS, "keyfile: new connection "NM_KEYFILE_CONNECTION_LOG_FMT, NM_KEYFILE_CONNECTION_LOG_ARG (connection_new));
g_hash_table_insert (priv->connections, g_strdup (uuid), connection_new);
g_signal_connect (connection_new, NM_SETTINGS_CONNECTION_REMOVED,
G_CALLBACK (connection_removed_cb),
self);
if (!source) {
/* Only raise the signal if we were called without source, i.e. if we read the connection from file.
* Otherwise, we were called by add_connection() which does not expect the signal. */
g_signal_emit_by_name (self, NM_SYSTEM_CONFIG_INTERFACE_CONNECTION_ADDED, connection_new);
}
return connection_new;
}
}
