diff options
Diffstat (limited to 'src/settings/plugins/ifnet/nms-ifnet-net-parser.c')
| -rw-r--r-- | src/settings/plugins/ifnet/nms-ifnet-net-parser.c | 734 |
1 files changed, 0 insertions, 734 deletions
diff --git a/src/settings/plugins/ifnet/nms-ifnet-net-parser.c b/src/settings/plugins/ifnet/nms-ifnet-net-parser.c deleted file mode 100644 index d3e4721919..0000000000 --- a/src/settings/plugins/ifnet/nms-ifnet-net-parser.c +++ /dev/null @@ -1,734 +0,0 @@ -/* -*- Mode: C; tab-width: 4; indent-tabs-mode: t; c-basic-offset: 4 -*- */ -/* - * Mu Qiao <qiaomuf@gmail.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. - * - * Copyright (C) 1999-2010 Gentoo Foundation, Inc. - */ - -#include "nm-default.h" - -#include "nms-ifnet-net-parser.h" - -#include <string.h> -#include <stdio.h> -#include <sys/ioctl.h> -#include <unistd.h> - -#include "settings/nm-settings-plugin.h" -#include "platform/nm-platform.h" - -#include "nms-ifnet-plugin.h" -#include "nms-ifnet-net-utils.h" - -/* Save all the connection information */ -static GHashTable *conn_table; - -/* Save global settings which are used for writing*/ -static GHashTable *global_settings_table; - -/* Save functions */ -static GList *functions_list; - -/* Used to decide whether to write changes to file*/ -static gboolean net_parser_data_changed = FALSE; - -static GHashTable * -add_new_connection_config (const gchar * type, const gchar * name) -{ - GHashTable *new_conn; - gchar *new_name; - - if (!name) - return NULL; - - /* Return existing connection */ - if ((new_conn = g_hash_table_lookup (conn_table, name)) != NULL) - return new_conn; - new_conn = g_hash_table_new (nm_str_hash, g_str_equal); - new_name = g_strdup (name); - g_hash_table_insert (new_conn, g_strdup ("name"), new_name); - g_hash_table_insert (new_conn, g_strdup ("type"), g_strdup (type)); - g_hash_table_insert (conn_table, new_name, new_conn); - return new_conn; -} - -gboolean -ifnet_add_network (const char *name, const char *type) -{ - if (ifnet_has_network (name)) - return TRUE; - if (add_new_connection_config (type, name)) { - nm_log_info (LOGD_SETTINGS, "Adding network for %s", name); - net_parser_data_changed = TRUE; - return TRUE; - } - return FALSE; -} - -gboolean -ifnet_has_network (const char *conn_name) -{ - return g_hash_table_lookup (conn_table, conn_name) != NULL; -} - -static GHashTable * -get_connection_config (const char *name) -{ - return g_hash_table_lookup (conn_table, name); -} - -/* Ignored name won't be treated as wireless ssid */ -static gchar *ignore_name[] = { - "vlan", "bond", "atm", "ath", "ippp", "vpn", "tap", "tun", "1", - "br", "nas", "6to4", "timeout", "kvm", "force", NULL -}; - -static gboolean -ignore_connection_name (const char *name) -{ - gboolean result = FALSE; - guint i = 0; - - /* check ignore_name list */ - while (ignore_name[i] != NULL) { - if (g_ascii_strncasecmp - (name, ignore_name[i], strlen (ignore_name[i])) == 0) { - return TRUE; - } - i++; - } - /* Ignore mac address based configuration */ - if (strlen (name) == 12 && is_hex (name)) - result = TRUE; - return result; -} - -static gboolean -is_global_setting (char *key) -{ - static gchar *global_settings[] = { "wpa_supplicant_", NULL }; - int i; - - for (i = 0; global_settings[i] != NULL; i++) { - if (strstr (key, global_settings[i])) - return 1; - } - return 0; -} - -/* Parse a complete line */ -/* Connection type is determined here */ -static void -init_block_by_line (gchar * buf) -{ - gchar **key_value; - gchar *pos; - gchar *data; - gchar *tmp; - GHashTable *conn; - - key_value = g_strsplit (buf, "=", 2); - if (g_strv_length (key_value) != 2) { - nm_log_warn (LOGD_SETTINGS, "Can't handle this line: %s\n", buf); - g_strfreev (key_value); - return; - } - pos = g_strrstr (key_value[0], "_"); - if (pos == NULL || is_global_setting (key_value[0])) { - /* global data */ - data = g_strdup (key_value[1]); - tmp = strip_string (data, '"'); - strip_string (tmp, '\''); - nm_log_info (LOGD_SETTINGS, "global:%s-%s\n", key_value[0], tmp); - g_hash_table_insert (global_settings_table, g_strdup (key_value[0]), g_strdup (tmp)); - g_strfreev (key_value); - g_free (data); - return; - } - *pos++ = '\0'; - if ((conn = get_connection_config (pos)) == NULL) { - if (g_ascii_strncasecmp (pos, "eth", 3) == 0 - && strlen (pos) == 4) - /* wired connection */ - conn = add_new_connection_config ("wired", pos); - else if (g_ascii_strncasecmp (pos, "ppp", 3) == 0 - && strlen (pos) == 4) - /* pppoe connection */ - conn = add_new_connection_config ("ppp", pos); - else if (ignore_connection_name (pos)) { - /* ignored connection */ - conn = add_new_connection_config ("ignore", pos); - } else { - int ifindex = nm_platform_link_get_ifindex (NM_PLATFORM_GET, pos); - - if (ifindex && nm_platform_link_get_type (NM_PLATFORM_GET, ifindex) != NM_LINK_TYPE_WIFI) - /* wired connection */ - conn = add_new_connection_config ("wired", pos); - else - /* wireless connection */ - conn = add_new_connection_config ("wireless", pos); - } - } - data = g_strdup (key_value[1]); - tmp = strip_string (data, '"'); - strip_string (tmp, '\''); - if (conn) - g_hash_table_insert (conn, strip_string (g_strdup (key_value[0]), ' '), - g_strdup (tmp)); - g_free (data); - g_strfreev (key_value); -} - -static void -destroy_connection_config (GHashTable * conn) -{ - gpointer key, value; - GHashTableIter iter; - - g_hash_table_iter_init (&iter, conn); - while (g_hash_table_iter_next (&iter, &key, &value)) { - g_free (key); - g_free (value); - } - - g_hash_table_destroy (conn); -} - -static void -strip_function (GIOChannel * channel, gchar * line) -{ - - int counter = 0; - gchar *p, *tmp; - gboolean begin = FALSE; - GString *function_str = g_string_new (line); - - g_string_append (function_str, "\n"); - while (1) { - p = line; - while (*p != '\0') { - if (*p == '{') { - counter++; - begin = TRUE; - } else if (*p == '}') - counter--; - p++; - } - if (begin && counter == 0) { - g_free (line); - goto done; - } - while (1) { - g_free (line); - if (g_io_channel_read_line - (channel, &line, NULL, NULL, - NULL) == G_IO_STATUS_EOF) - goto done; - g_string_append (function_str, line); - tmp = g_strdup (line); - g_strstrip (tmp); - if (tmp[0] != '#' && tmp[0] != '\0') { - g_free (tmp); - break; - } else - g_free (tmp); - } - } -done: - functions_list = - g_list_append (functions_list, g_strdup (function_str->str)); - g_string_free (function_str, TRUE); -} - -static gboolean -is_function (gchar * line) -{ - static gchar *func_names[] = - { "preup", "predown", "postup", "postdown", "failup", "faildown", - NULL, - }; - int i; - - for (i = 0; func_names[i]; i++) { - if (g_str_has_prefix (line, func_names[i])) { - nm_log_info (LOGD_SETTINGS, "Ignoring function: %s", func_names[i]); - return TRUE; - } - } - return FALSE; -} - -static void -append_line (GString *buf, gchar* line) -{ - gchar *pos = NULL; - - if ((pos = strchr (line, '#')) != NULL) - *pos = '\0'; - g_strstrip (line); - - if (line[0] != '\0') - g_string_append_printf (buf, " %s", line); - g_free (line); -} - -gboolean -ifnet_init (gchar * config_file) -{ - GIOChannel *channel = NULL; - gchar *line; - - /* Handle multiple lines with brackets */ - gboolean complete = TRUE; - - gboolean openrc_style = TRUE; - - /* line buffer */ - GString *buf; - - net_parser_data_changed = FALSE; - - conn_table = g_hash_table_new (nm_str_hash, g_str_equal); - global_settings_table = g_hash_table_new (nm_str_hash, g_str_equal); - functions_list = NULL; - - if (g_file_test (config_file, G_FILE_TEST_IS_REGULAR)) - channel = g_io_channel_new_file (config_file, "r", NULL); - if (channel == NULL) { - nm_log_warn (LOGD_SETTINGS, "Can't open %s", config_file); - return FALSE; - } - - buf = g_string_new (NULL); - while (g_io_channel_read_line - (channel, &line, NULL, NULL, NULL) != G_IO_STATUS_EOF) { - g_strstrip (line); - /* convert multiple lines to a complete line and - * pass it to init_block_by_line() */ - if (is_function (line)) { - strip_function (channel, line); - continue; - } - - // New openrc style, bash arrays are not allowed. We only care about '"' - if (openrc_style && line[0] != '#' && line[0] != '\0' - && !strchr (line, '(') && !strchr (line, ')')) { - gchar *tmp = line; - - while ((tmp = strchr (tmp, '"')) != NULL) { - complete = !complete; - ++tmp; - } - - append_line (buf, line); - // Add "(separator) for routes. It will be easier for later parsing - if (strstr (buf->str, "via")) - g_string_append_printf (buf, "\""); - - if (!complete) - continue; - - strip_string (buf->str, '"'); - - init_block_by_line (buf->str); - g_string_free (buf, TRUE); - buf = g_string_new (NULL); - } - // Old bash arrays for baselayout-1, to be deleted - else if (line[0] != '#' && line[0] != '\0') { - if (!complete) { - complete = - g_strrstr (line, - ")") == NULL ? FALSE : TRUE; - - append_line (buf, line); - if (!complete) { - openrc_style = FALSE; - continue; - } - else { - openrc_style = TRUE; - } - } else { - complete = - (g_strrstr (line, "(") != NULL - && g_strrstr (line, ")") != NULL) - || g_strrstr (line, "(") == NULL; - - append_line (buf, line); - if (!complete) - { - openrc_style = FALSE; - continue; - } else { - openrc_style = TRUE; - } - } - init_block_by_line (buf->str); - g_string_free (buf, TRUE); - buf = g_string_new (NULL); - } else - /* Blank line or comment line */ - g_free (line); - } - - g_string_free (buf, TRUE); - g_io_channel_shutdown (channel, FALSE, NULL); - g_io_channel_unref (channel); - return TRUE; -} - -const char * -ifnet_get_data (const char *conn_name, const char *key) -{ - GHashTable *conn; - - g_return_val_if_fail (conn_name && key, NULL); - - conn = g_hash_table_lookup (conn_table, conn_name); - - if (conn) - return g_hash_table_lookup (conn, key); - return NULL; -} - -/* format ip values for comparison */ -static gchar* -format_ip_for_comparison (const gchar * value) -{ - gchar **ipset; - guint length, i; - GString *formated_string = g_string_new (NULL); - gchar *formatted = NULL; - - ipset = g_strsplit (value, "\"", 0); - length = g_strv_length (ipset); - - for (i = 0; i < length; i++) - { - strip_string (ipset[i], ' '); - if (ipset[i][0] != '\0') - g_string_append_printf (formated_string, - "%s ", ipset[i]); - } - formatted = g_strdup (formated_string->str); - formatted[formated_string->len - 1] = '\0'; - - g_string_free (formated_string, TRUE); - g_strfreev (ipset); - - return formatted; -} - -void -ifnet_set_data (const char *conn_name, const char *key, const char *value) -{ - gpointer old_key = NULL, old_value = NULL; - GHashTable *conn = g_hash_table_lookup (conn_table, conn_name); - gchar * stripped = NULL; - - if (!conn) { - nm_log_warn (LOGD_SETTINGS, "%s does not exist!", conn_name); - return; - } - if (value){ - stripped = g_strdup (value); - strip_string (stripped, '"'); - } - /* Remove existing key value pair */ - if (g_hash_table_lookup_extended (conn, key, &old_key, &old_value)) { - - /* This ugly hack is due to baselayout compatibility. We have to - * deal with different ip format. So sometimes we have the same ips - * but different strings. - */ - if (stripped && - (!strcmp (key, "config") - || !strcmp (key, "routes") - || !strcmp (key, "pppd") - || !strcmp (key, "chat"))) - { - gchar *old_ips = format_ip_for_comparison (old_value); - gchar *new_ips = format_ip_for_comparison (value); - if(!strcmp (old_ips, new_ips)) - { - g_free (stripped); - g_free (old_ips); - g_free (new_ips); - return; - } - g_free (old_ips); - g_free (new_ips); - } - - if (stripped && !strcmp (old_value, stripped)) { - g_free (stripped); - return; - } - g_hash_table_remove (conn, old_key); - g_free (old_key); - g_free (old_value); - } else if (!value) - return; - if (stripped) - g_hash_table_insert (conn, g_strdup (key), stripped); - net_parser_data_changed = TRUE; -} - -// Remember to free return value -const char * -ifnet_get_global_data (const gchar * key) -{ - return g_hash_table_lookup (global_settings_table, key); -} - -// Return names of legal connections -GList * -ifnet_get_connection_names (void) -{ - GList *names = g_hash_table_get_keys (conn_table); - GList *iter, *result = NULL; - - for (iter = names; iter; iter = iter->next) { - if (!ignore_connection_name (iter->data)) - result = g_list_prepend (result, iter->data); - } - - g_list_free (names); - return g_list_reverse (result); -} - -/* format IP and route for writing */ -static void -format_ips (gchar * value, gchar ** out_line, gchar * key, gchar * name) -{ - gchar **ipset; - guint length, i; - GString *formated_string = g_string_new (NULL); - - strip_string (value, '('); - strip_string (value, ')'); - strip_string (value, '"'); - ipset = g_strsplit (value, "\"", 0); - length = g_strv_length (ipset); - - //only one line - if (length < 2) { - *out_line = - g_strdup_printf ("%s_%s=\"%s\"\n", key, name, value); - goto done; - } - // Multiple lines - g_string_append_printf (formated_string, "%s_%s=\"\n", key, name); - for (i = 0; i < length; i++) - { - strip_string (ipset[i], ' '); - if (ipset[i][0] != '\0') - g_string_append_printf (formated_string, - "%s\n", ipset[i]); - } - g_string_append (formated_string, "\"\n"); - *out_line = g_strdup (formated_string->str); -done: - g_string_free (formated_string, TRUE); - g_strfreev (ipset); -} - -gboolean -ifnet_flush_to_file (const char *config_file, gchar **out_backup) -{ - GIOChannel *channel; - GError *error = NULL; - gpointer key, value, name, network; - GHashTableIter iter, iter_network; - GList *list_iter; - gchar *out_line = NULL; - gsize bytes_written; - gboolean result = FALSE; - gchar *backup; - - if (!net_parser_data_changed) - return TRUE; - if (!conn_table || !global_settings_table) - return FALSE; - - backup = backup_file (config_file); - - channel = g_io_channel_new_file (config_file, "w", NULL); - if (!channel) { - nm_log_warn (LOGD_SETTINGS, "Can't open file %s for writing", config_file); - g_free (backup); - return FALSE; - } - g_hash_table_iter_init (&iter, global_settings_table); - nm_log_info (LOGD_SETTINGS, "Writing to %s", config_file); - g_io_channel_write_chars (channel, - "#Generated by NetworkManager\n" - "###### Global Configuration ######\n", - -1, &bytes_written, &error); - if (error) - goto done; - - /* Writing global data */ - while (g_hash_table_iter_next (&iter, &key, &value)) { - out_line = - g_strdup_printf ("%s=\"%s\"\n", (gchar *) key, (gchar *) value); - g_io_channel_write_chars (channel, out_line, -1, - &bytes_written, &error); - if (bytes_written == 0 || error) - goto done; - g_free (out_line); - } - - /* Writing connection data */ - g_io_channel_write_chars (channel, - "\n###### Connection Configuration ######\n", - -1, &bytes_written, &error); - if (error) - goto done; - - g_hash_table_iter_init (&iter, conn_table); - while (g_hash_table_iter_next (&iter, &name, &network)) { - g_hash_table_iter_init (&iter_network, (GHashTable *) network); - g_io_channel_write_chars (channel, - "#----------------------------------\n", - -1, &bytes_written, &error); - if (error) - goto done; - - while (g_hash_table_iter_next (&iter_network, &key, &value)) { - if (!g_str_has_prefix ((gchar *) key, "name") - && !g_str_has_prefix ((gchar *) key, "type")) { - /* These keys contain brackets */ - if (strcmp - ((gchar *) key, - "config") == 0 - || strcmp ((gchar *) key, - "routes") == 0 - || strcmp ((gchar *) key, - "pppd") == 0 - || strcmp ((gchar *) key, "chat") == 0) - format_ips (value, &out_line, (gchar *) - key, (gchar *) - name); - else - out_line = - g_strdup_printf - ("%s_%s=\"%s\"\n", - (gchar *) key, - (gchar *) name, (gchar *) value); - g_io_channel_write_chars (channel, out_line, -1, &bytes_written, &error); - if (bytes_written == 0 || error) - goto done; - g_free (out_line); - } - } - } - - /* Writing reserved functions */ - if (functions_list) { - g_io_channel_write_chars (channel, - "\n###### Reserved Functions ######\n", - -1, &bytes_written, &error); - if (error) - goto done; - - /* Writing functions */ - for (list_iter = functions_list; list_iter; - list_iter = g_list_next (list_iter)) { - out_line = - g_strdup_printf ("%s\n", (gchar *) list_iter->data); - g_io_channel_write_chars (channel, out_line, -1, - &bytes_written, &error); - if (bytes_written == 0 || error) - goto done; - g_free (out_line); - } - } - - g_io_channel_flush (channel, &error); - if (error) - goto done; - result = TRUE; - net_parser_data_changed = FALSE; - -done: - if (error) { - nm_log_warn (LOGD_SETTINGS, "Error writing the configuration file: %s", error->message); - g_error_free (error); - } - - if (result && out_backup) - *out_backup = backup; - else - g_free (backup); - - g_io_channel_shutdown (channel, FALSE, NULL); - g_io_channel_unref (channel); - return result; -} - -gboolean -ifnet_delete_network (const char *conn_name) -{ - GHashTable *network = NULL; - - g_return_val_if_fail (conn_table != NULL && conn_name != NULL, FALSE); - nm_log_info (LOGD_SETTINGS, "Deleting network for %s", conn_name); - network = g_hash_table_lookup (conn_table, conn_name); - if (!network) - return FALSE; - g_hash_table_remove (conn_table, conn_name); - destroy_connection_config (network); - net_parser_data_changed = TRUE; - return TRUE; -} - -void -ifnet_destroy (void) -{ - GHashTableIter iter; - gpointer key; - gpointer value; - GList *list_iter; - - /* Destroy connection setting */ - if (conn_table) { - g_hash_table_iter_init (&iter, conn_table); - while (g_hash_table_iter_next (&iter, &key, &value)) { - destroy_connection_config ((GHashTable *) - value); - } - g_hash_table_destroy (conn_table); - conn_table = NULL; - } - - /* Destroy global data */ - if (global_settings_table) { - g_hash_table_iter_init (&iter, global_settings_table); - while (g_hash_table_iter_next (&iter, &key, &value)) { - g_free (key); - g_free (value); - } - g_hash_table_destroy (global_settings_table); - global_settings_table = NULL; - } - for (list_iter = functions_list; list_iter; - list_iter = g_list_next (list_iter)) - g_free (list_iter->data); - g_list_free (functions_list); -} |