diff options
| author | Michael Biebl <biebl@debian.org> | 2017-01-17 20:25:09 +0100 |
|---|---|---|
| committer | Michael Biebl <biebl@debian.org> | 2017-01-17 20:25:09 +0100 |
| commit | 58f8be580039b0575b197b9573a1c92745d96d30 (patch) | |
| tree | 2c226233f623a0dcb529be0eb8cdf97e4a2ae0c0 /src/settings/plugins/ifupdown/plugin.c | |
| parent | 45cb5bb3c0e6edb887cf69b417fcaf7053814a9b (diff) | |
New upstream version 1.5.90 upstream/1.5.90
Diffstat (limited to 'src/settings/plugins/ifupdown/plugin.c')
| -rw-r--r-- | src/settings/plugins/ifupdown/plugin.c | 561 |
1 files changed, 0 insertions, 561 deletions
diff --git a/src/settings/plugins/ifupdown/plugin.c b/src/settings/plugins/ifupdown/plugin.c deleted file mode 100644 index b506b2d6..00000000 --- a/src/settings/plugins/ifupdown/plugin.c +++ /dev/null @@ -1,561 +0,0 @@ -/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */ - -/* NetworkManager system settings service (ifupdown) - * - * Alexander Sack <asac@ubuntu.com> - * - * 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. - * - * (C) Copyright 2007,2008 Canonical Ltd. - * (C) Copyright 2009 - 2011 Red Hat, Inc. - */ - -#include "nm-default.h" - -#include <string.h> -#include <arpa/inet.h> -#include <gudev/gudev.h> -#include <gmodule.h> - -#include "nm-setting-connection.h" - -#include "interface_parser.h" - -#include "nm-dbus-interface.h" -#include "nm-settings-plugin.h" -#include "nm-setting-ip4-config.h" -#include "nm-setting-wireless.h" -#include "nm-setting-wired.h" -#include "nm-setting-ppp.h" -#include "nm-utils.h" -#include "nm-core-internal.h" -#include "NetworkManagerUtils.h" - -#include "nm-ifupdown-connection.h" -#include "plugin.h" -#include "parser.h" - -#include "nm-config.h" - -#define ENI_INTERFACES_FILE "/etc/network/interfaces" - -#define IFUPDOWN_PLUGIN_NAME "ifupdown" -#define IFUPDOWN_PLUGIN_INFO "(C) 2008 Canonical Ltd. To report bugs please use the NetworkManager mailing list." - -#define IFUPDOWN_UNMANAGE_WELL_KNOWN_DEFAULT TRUE - -/* #define ALWAYS_UNMANAGE TRUE */ -#ifndef ALWAYS_UNMANAGE -# define ALWAYS_UNMANAGE FALSE -#endif - -typedef struct { - GUdevClient *client; - - GHashTable *connections; /* /e/n/i block name :: NMIfupdownConnection */ - - /* Stores all blocks/interfaces read from /e/n/i regardless of whether - * there is an NMIfupdownConnection for block. - */ - GHashTable *eni_ifaces; - - /* Stores any network interfaces the kernel knows about */ - GHashTable *kernel_ifaces; - - gboolean unmanage_well_known; -} SettingsPluginIfupdownPrivate; - -static void -settings_plugin_interface_init (NMSettingsPluginInterface *plugin_iface); - -G_DEFINE_TYPE_EXTENDED (SettingsPluginIfupdown, settings_plugin_ifupdown, G_TYPE_OBJECT, 0, - G_IMPLEMENT_INTERFACE (NM_TYPE_SETTINGS_PLUGIN, - settings_plugin_interface_init)) - -#define SETTINGS_PLUGIN_IFUPDOWN_GET_PRIVATE(o) (G_TYPE_INSTANCE_GET_PRIVATE ((o), SETTINGS_TYPE_PLUGIN_IFUPDOWN, SettingsPluginIfupdownPrivate)) - -static SettingsPluginIfupdown *settings_plugin_ifupdown_get (void); -NM_DEFINE_SINGLETON_GETTER (SettingsPluginIfupdown, settings_plugin_ifupdown_get, SETTINGS_TYPE_PLUGIN_IFUPDOWN); - -static void -settings_plugin_ifupdown_class_init (SettingsPluginIfupdownClass *req_class); - -static void -init (NMSettingsPlugin *config); - -/* Returns the plugins currently known list of connections. The returned - * list is freed by the system settings service. - */ -static GSList* -get_connections (NMSettingsPlugin *config); - -/* - * Return a list of device specifications which NetworkManager should not - * manage. Returned list will be freed by the system settings service, and - * each element must be allocated using g_malloc() or its variants. - */ -static GSList* -get_unmanaged_specs (NMSettingsPlugin *config); - - -/* GObject */ -static void -get_property (GObject *object, guint prop_id, - GValue *value, GParamSpec *pspec); - -static void -set_property (GObject *object, guint prop_id, - const GValue *value, GParamSpec *pspec); - -static void -dispose (GObject *object); - -static void -settings_plugin_interface_init (NMSettingsPluginInterface *plugin_iface) -{ - plugin_iface->init = init; - plugin_iface->get_connections = get_connections; - plugin_iface->get_unmanaged_specs = get_unmanaged_specs; -} - -static void -settings_plugin_ifupdown_class_init (SettingsPluginIfupdownClass *req_class) -{ - GObjectClass *object_class = G_OBJECT_CLASS (req_class); - - g_type_class_add_private (req_class, sizeof (SettingsPluginIfupdownPrivate)); - - object_class->dispose = dispose; - object_class->get_property = get_property; - object_class->set_property = set_property; - - g_object_class_override_property (object_class, - NM_SETTINGS_PLUGIN_PROP_NAME, - NM_SETTINGS_PLUGIN_NAME); - - g_object_class_override_property (object_class, - NM_SETTINGS_PLUGIN_PROP_INFO, - NM_SETTINGS_PLUGIN_INFO); - - g_object_class_override_property (object_class, - NM_SETTINGS_PLUGIN_PROP_CAPABILITIES, - NM_SETTINGS_PLUGIN_CAPABILITIES); -} - -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 -udev_device_added (SettingsPluginIfupdown *self, GUdevDevice *device) -{ - SettingsPluginIfupdownPrivate *priv = SETTINGS_PLUGIN_IFUPDOWN_GET_PRIVATE (self); - const char *iface, *path; - NMIfupdownConnection *exported; - - iface = g_udev_device_get_name (device); - path = g_udev_device_get_sysfs_path (device); - if (!iface || !path) - return; - - nm_log_info (LOGD_SETTINGS, "devices added (path: %s, iface: %s)", path, iface); - - /* if we have a configured connection for this particular iface - * we want to either unmanage the device or lock it - */ - exported = g_hash_table_lookup (priv->connections, iface); - if (!exported && !g_hash_table_lookup (priv->eni_ifaces, iface)) { - nm_log_info (LOGD_SETTINGS, "device added (path: %s, iface: %s): no ifupdown configuration found.", - path, iface); - return; - } - - g_hash_table_insert (priv->kernel_ifaces, g_strdup (iface), g_object_ref (device)); - - if (exported) - bind_device_to_connection (self, device, exported); - - if (ALWAYS_UNMANAGE || priv->unmanage_well_known) - g_signal_emit_by_name (G_OBJECT (self), NM_SETTINGS_PLUGIN_UNMANAGED_SPECS_CHANGED); -} - -static void -udev_device_removed (SettingsPluginIfupdown *self, GUdevDevice *device) -{ - SettingsPluginIfupdownPrivate *priv = SETTINGS_PLUGIN_IFUPDOWN_GET_PRIVATE (self); - const char *iface, *path; - - iface = g_udev_device_get_name (device); - path = g_udev_device_get_sysfs_path (device); - if (!iface || !path) - return; - - nm_log_info (LOGD_SETTINGS, "devices removed (path: %s, iface: %s)", path, iface); - - if (!g_hash_table_remove (priv->kernel_ifaces, iface)) - return; - - if (ALWAYS_UNMANAGE || priv->unmanage_well_known) - g_signal_emit_by_name (G_OBJECT (self), NM_SETTINGS_PLUGIN_UNMANAGED_SPECS_CHANGED); -} - -static void -udev_device_changed (SettingsPluginIfupdown *self, GUdevDevice *device) -{ - SettingsPluginIfupdownPrivate *priv = SETTINGS_PLUGIN_IFUPDOWN_GET_PRIVATE (self); - const char *iface, *path; - - iface = g_udev_device_get_name (device); - path = g_udev_device_get_sysfs_path (device); - if (!iface || !path) - return; - - nm_log_info (LOGD_SETTINGS, "device changed (path: %s, iface: %s)", path, iface); - - if (!g_hash_table_lookup (priv->kernel_ifaces, iface)) - return; - - if (ALWAYS_UNMANAGE || priv->unmanage_well_known) - g_signal_emit_by_name (G_OBJECT (self), NM_SETTINGS_PLUGIN_UNMANAGED_SPECS_CHANGED); -} - -static void -handle_uevent (GUdevClient *client, - const char *action, - GUdevDevice *device, - gpointer user_data) -{ - SettingsPluginIfupdown *self = SETTINGS_PLUGIN_IFUPDOWN (user_data); - const char *subsys; - - g_return_if_fail (action != NULL); - - /* A bit paranoid */ - subsys = g_udev_device_get_subsystem (device); - g_return_if_fail (subsys != NULL); - g_return_if_fail (strcmp (subsys, "net") == 0); - - if (!strcmp (action, "add")) - udev_device_added (self, device); - else if (!strcmp (action, "remove")) - udev_device_removed (self, device); - else if (!strcmp (action, "change")) - udev_device_changed (self, device); -} - -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."); -} - - -/* Returns the plugins currently known list of connections. The returned - * list is freed by the system settings service. - */ -static GSList* -get_connections (NMSettingsPlugin *config) -{ - SettingsPluginIfupdownPrivate *priv = SETTINGS_PLUGIN_IFUPDOWN_GET_PRIVATE (config); - GSList *connections; - - nm_log_info (LOGD_SETTINGS, "(%d) ... get_connections.", GPOINTER_TO_UINT(config)); - - if(priv->unmanage_well_known) { - nm_log_info (LOGD_SETTINGS, "(%d) ... get_connections (managed=false): return empty list.", GPOINTER_TO_UINT(config)); - return NULL; - } - - connections = _nm_utils_hash_values_to_slist (priv->connections); - - nm_log_info (LOGD_SETTINGS, "(%d) connections count: %d", GPOINTER_TO_UINT(config), g_slist_length(connections)); - return connections; -} - -/* - * Return a list of device specifications which NetworkManager should not - * manage. Returned list will be freed by the system settings service, and - * each element must be allocated using g_malloc() or its variants. - */ -static GSList* -get_unmanaged_specs (NMSettingsPlugin *config) -{ - SettingsPluginIfupdownPrivate *priv = SETTINGS_PLUGIN_IFUPDOWN_GET_PRIVATE (config); - GSList *specs = NULL; - GHashTableIter iter; - GUdevDevice *device; - const char *iface; - - if (!ALWAYS_UNMANAGE && !priv->unmanage_well_known) - return NULL; - - nm_log_info (LOGD_SETTINGS, "get unmanaged devices count: %d", - g_hash_table_size (priv->kernel_ifaces)); - - g_hash_table_iter_init (&iter, priv->kernel_ifaces); - while (g_hash_table_iter_next (&iter, (gpointer) &iface, (gpointer) &device)) { - const char *address; - - address = g_udev_device_get_sysfs_attr (device, "address"); - if (address) - specs = g_slist_append (specs, g_strdup_printf ("mac:%s", address)); - else - specs = g_slist_append (specs, g_strdup_printf ("interface-name:%s", iface)); - } - return specs; -} - -static void -settings_plugin_ifupdown_init (SettingsPluginIfupdown *plugin) -{ -} - -static void -get_property (GObject *object, guint prop_id, - GValue *value, GParamSpec *pspec) -{ - switch (prop_id) { - case NM_SETTINGS_PLUGIN_PROP_NAME: - g_value_set_string (value, IFUPDOWN_PLUGIN_NAME); - break; - case NM_SETTINGS_PLUGIN_PROP_INFO: - g_value_set_string (value, IFUPDOWN_PLUGIN_INFO); - break; - case NM_SETTINGS_PLUGIN_PROP_CAPABILITIES: - g_value_set_uint (value, NM_SETTINGS_PLUGIN_CAP_NONE); - break; - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -static void -set_property (GObject *object, guint prop_id, - const GValue *value, GParamSpec *pspec) -{ - switch (prop_id) { - default: - G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec); - break; - } -} - -static void -dispose (GObject *object) -{ - SettingsPluginIfupdown *plugin = SETTINGS_PLUGIN_IFUPDOWN (object); - SettingsPluginIfupdownPrivate *priv = SETTINGS_PLUGIN_IFUPDOWN_GET_PRIVATE (plugin); - - if (priv->kernel_ifaces) - g_hash_table_destroy(priv->kernel_ifaces); - - if (priv->eni_ifaces) - g_hash_table_destroy(priv->eni_ifaces); - - if (priv->client) - g_object_unref (priv->client); - - - G_OBJECT_CLASS (settings_plugin_ifupdown_parent_class)->dispose (object); -} - -G_MODULE_EXPORT GObject * -nm_settings_plugin_factory (void) -{ - return g_object_ref (settings_plugin_ifupdown_get ()); -} - |