/connman/src/config.c
C | 1552 lines | 1175 code | 317 blank | 60 comment | 247 complexity | dcbe3f55f11117034b4b769f9096eeda MD5 | raw file
Possible License(s): GPL-2.0
- /*
- *
- * Connection Manager
- *
- * Copyright (C) 2007-2013 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- * 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 St, Fifth Floor, Boston, MA 02110-1301 USA
- *
- */
- #ifdef HAVE_CONFIG_H
- #include <config.h>
- #endif
- #include <errno.h>
- #include <stdio.h>
- #include <stdlib.h>
- #include <unistd.h>
- #include <string.h>
- #include <sys/vfs.h>
- #include <sys/inotify.h>
- #include <netdb.h>
- #include <glib.h>
- #include <connman/provision.h>
- #include <connman/ipaddress.h>
- #include "connman.h"
- struct connman_config_service {
- char *ident;
- char *name;
- char *type;
- void *ssid;
- unsigned int ssid_len;
- char *eap;
- char *identity;
- char *ca_cert_file;
- char *client_cert_file;
- char *private_key_file;
- char *private_key_passphrase;
- char *private_key_passphrase_type;
- char *phase2;
- char *passphrase;
- GSList *service_identifiers;
- char *config_ident; /* file prefix */
- char *config_entry; /* entry name */
- bool hidden;
- bool virtual;
- char *virtual_file;
- char *ipv4_address;
- char *ipv4_netmask;
- char *ipv4_gateway;
- char *ipv6_address;
- unsigned char ipv6_prefix_length;
- char *ipv6_gateway;
- char *ipv6_privacy;
- char *mac;
- char **nameservers;
- char **search_domains;
- char **timeservers;
- char *domain_name;
- };
- struct connman_config {
- char *ident;
- char *name;
- char *description;
- GHashTable *service_table;
- };
- static GHashTable *config_table = NULL;
- static bool cleanup = false;
- /* Definition of possible strings in the .config files */
- #define CONFIG_KEY_NAME "Name"
- #define CONFIG_KEY_DESC "Description"
- #define SERVICE_KEY_TYPE "Type"
- #define SERVICE_KEY_NAME "Name"
- #define SERVICE_KEY_SSID "SSID"
- #define SERVICE_KEY_EAP "EAP"
- #define SERVICE_KEY_CA_CERT "CACertFile"
- #define SERVICE_KEY_CL_CERT "ClientCertFile"
- #define SERVICE_KEY_PRV_KEY "PrivateKeyFile"
- #define SERVICE_KEY_PRV_KEY_PASS "PrivateKeyPassphrase"
- #define SERVICE_KEY_PRV_KEY_PASS_TYPE "PrivateKeyPassphraseType"
- #define SERVICE_KEY_IDENTITY "Identity"
- #define SERVICE_KEY_PHASE2 "Phase2"
- #define SERVICE_KEY_PASSPHRASE "Passphrase"
- #define SERVICE_KEY_HIDDEN "Hidden"
- #define SERVICE_KEY_IPv4 "IPv4"
- #define SERVICE_KEY_IPv6 "IPv6"
- #define SERVICE_KEY_IPv6_PRIVACY "IPv6.Privacy"
- #define SERVICE_KEY_MAC "MAC"
- #define SERVICE_KEY_NAMESERVERS "Nameservers"
- #define SERVICE_KEY_SEARCH_DOMAINS "SearchDomains"
- #define SERVICE_KEY_TIMESERVERS "Timeservers"
- #define SERVICE_KEY_DOMAIN "Domain"
- static const char *config_possible_keys[] = {
- CONFIG_KEY_NAME,
- CONFIG_KEY_DESC,
- NULL,
- };
- static const char *service_possible_keys[] = {
- SERVICE_KEY_TYPE,
- SERVICE_KEY_NAME,
- SERVICE_KEY_SSID,
- SERVICE_KEY_EAP,
- SERVICE_KEY_CA_CERT,
- SERVICE_KEY_CL_CERT,
- SERVICE_KEY_PRV_KEY,
- SERVICE_KEY_PRV_KEY_PASS,
- SERVICE_KEY_PRV_KEY_PASS_TYPE,
- SERVICE_KEY_IDENTITY,
- SERVICE_KEY_PHASE2,
- SERVICE_KEY_PASSPHRASE,
- SERVICE_KEY_HIDDEN,
- SERVICE_KEY_IPv4,
- SERVICE_KEY_IPv6,
- SERVICE_KEY_IPv6_PRIVACY,
- SERVICE_KEY_MAC,
- SERVICE_KEY_NAMESERVERS,
- SERVICE_KEY_SEARCH_DOMAINS,
- SERVICE_KEY_TIMESERVERS,
- SERVICE_KEY_DOMAIN,
- NULL,
- };
- static void unregister_config(gpointer data)
- {
- struct connman_config *config = data;
- DBG("Removing configuration %s", config->ident);
- g_hash_table_destroy(config->service_table);
- g_free(config->description);
- g_free(config->name);
- g_free(config->ident);
- g_free(config);
- }
- static void unregister_service(gpointer data)
- {
- struct connman_config_service *config_service = data;
- struct connman_service *service;
- char *service_id;
- GSList *list;
- if (cleanup)
- goto free_only;
- DBG("Removing service configuration %s",
- config_service->ident);
- if (config_service->virtual)
- goto free_only;
- for (list = config_service->service_identifiers; list;
- list = list->next) {
- service_id = list->data;
- service = __connman_service_lookup_from_ident(service_id);
- if (service) {
- __connman_service_set_immutable(service, false);
- __connman_service_set_config(service, NULL, NULL);
- __connman_service_remove(service);
- /*
- * Ethernet or gadget service cannot be removed by
- * __connman_service_remove() so reset the ipconfig
- * here.
- */
- if (connman_service_get_type(service) ==
- CONNMAN_SERVICE_TYPE_ETHERNET ||
- connman_service_get_type(service) ==
- CONNMAN_SERVICE_TYPE_GADGET) {
- __connman_service_disconnect(service);
- __connman_service_reset_ipconfig(service,
- CONNMAN_IPCONFIG_TYPE_IPV4, NULL, NULL);
- __connman_service_reset_ipconfig(service,
- CONNMAN_IPCONFIG_TYPE_IPV6, NULL, NULL);
- __connman_service_set_ignore(service, true);
- /*
- * After these operations, user needs to
- * reconnect ethernet cable to get IP
- * address.
- */
- }
- }
- if (!__connman_storage_remove_service(service_id))
- DBG("Could not remove all files for service %s",
- service_id);
- }
- free_only:
- g_free(config_service->ident);
- g_free(config_service->type);
- g_free(config_service->name);
- g_free(config_service->ssid);
- g_free(config_service->eap);
- g_free(config_service->identity);
- g_free(config_service->ca_cert_file);
- g_free(config_service->client_cert_file);
- g_free(config_service->private_key_file);
- g_free(config_service->private_key_passphrase);
- g_free(config_service->private_key_passphrase_type);
- g_free(config_service->phase2);
- g_free(config_service->passphrase);
- g_free(config_service->ipv4_address);
- g_free(config_service->ipv4_gateway);
- g_free(config_service->ipv4_netmask);
- g_free(config_service->ipv6_address);
- g_free(config_service->ipv6_gateway);
- g_free(config_service->ipv6_privacy);
- g_free(config_service->mac);
- g_strfreev(config_service->nameservers);
- g_strfreev(config_service->search_domains);
- g_strfreev(config_service->timeservers);
- g_free(config_service->domain_name);
- g_slist_free_full(config_service->service_identifiers, g_free);
- g_free(config_service->config_ident);
- g_free(config_service->config_entry);
- g_free(config_service->virtual_file);
- g_free(config_service);
- }
- static void check_keys(GKeyFile *keyfile, const char *group,
- const char **possible_keys)
- {
- char **avail_keys;
- gsize nb_avail_keys, i, j;
- avail_keys = g_key_file_get_keys(keyfile, group, &nb_avail_keys, NULL);
- if (!avail_keys)
- return;
- /*
- * For each key in the configuration file,
- * verify it is understood by connman
- */
- for (i = 0 ; i < nb_avail_keys; i++) {
- for (j = 0; possible_keys[j] ; j++)
- if (g_strcmp0(avail_keys[i], possible_keys[j]) == 0)
- break;
- if (!possible_keys[j])
- connman_warn("Unknown configuration key %s in [%s]",
- avail_keys[i], group);
- }
- g_strfreev(avail_keys);
- }
- static int check_family(const char *address, int expected_family)
- {
- int family;
- int err = 0;
- family = connman_inet_check_ipaddress(address);
- if (family < 0) {
- DBG("Cannot get address family of %s (%d/%s)", address,
- family, gai_strerror(family));
- err = -EINVAL;
- goto out;
- }
- switch (family) {
- case AF_INET:
- if (expected_family != AF_INET) {
- DBG("Wrong type address %s, expecting IPv4", address);
- err = -EINVAL;
- goto out;
- }
- break;
- case AF_INET6:
- if (expected_family != AF_INET6) {
- DBG("Wrong type address %s, expecting IPv6", address);
- err = -EINVAL;
- goto out;
- }
- break;
- default:
- DBG("Unsupported address family %d", family);
- err = -EINVAL;
- goto out;
- }
- out:
- return err;
- }
- static int parse_address(const char *address_str, int address_family,
- char **address, char **netmask, char **gateway)
- {
- char *addr_str, *mask_str, *gw_str;
- int err = 0;
- char **route;
- route = g_strsplit(address_str, "/", 0);
- if (!route)
- return -EINVAL;
- addr_str = route[0];
- if (!addr_str || addr_str[0] == '\0') {
- err = -EINVAL;
- goto out;
- }
- if ((err = check_family(addr_str, address_family)) < 0)
- goto out;
- mask_str = route[1];
- if (!mask_str || mask_str[0] == '\0') {
- err = -EINVAL;
- goto out;
- }
- gw_str = route[2];
- if (gw_str && gw_str[0]) {
- if ((err = check_family(gw_str, address_family)) < 0)
- goto out;
- }
- g_free(*address);
- *address = g_strdup(addr_str);
- g_free(*netmask);
- *netmask = g_strdup(mask_str);
- g_free(*gateway);
- *gateway = g_strdup(gw_str);
- if (*gateway)
- DBG("address %s/%s via %s", *address, *netmask, *gateway);
- else
- DBG("address %s/%s", *address, *netmask);
- out:
- g_strfreev(route);
- return err;
- }
- static bool check_address(char *address_str, char **address)
- {
- if (g_ascii_strcasecmp(address_str, "auto") == 0 ||
- g_ascii_strcasecmp(address_str, "dhcp") == 0 ||
- g_ascii_strcasecmp(address_str, "off") == 0) {
- *address = address_str;
- return false;
- }
- return true;
- }
- static bool load_service_generic(GKeyFile *keyfile,
- const char *group, struct connman_config *config,
- struct connman_config_service *service)
- {
- char *str, *mask;
- char **strlist;
- gsize length;
- str = __connman_config_get_string(keyfile, group, SERVICE_KEY_IPv4, NULL);
- if (str && check_address(str, &service->ipv4_address)) {
- mask = NULL;
- if (parse_address(str, AF_INET, &service->ipv4_address,
- &mask, &service->ipv4_gateway) < 0) {
- connman_warn("Invalid format for IPv4 address %s",
- str);
- g_free(str);
- goto err;
- }
- if (!g_strrstr(mask, ".")) {
- /* We have netmask length */
- in_addr_t addr;
- struct in_addr netmask_in;
- unsigned char prefix_len = 32;
- char *ptr;
- long int value = strtol(mask, &ptr, 10);
- if (ptr != mask && *ptr == '\0' && value <= 32)
- prefix_len = value;
- addr = 0xffffffff << (32 - prefix_len);
- netmask_in.s_addr = htonl(addr);
- service->ipv4_netmask =
- g_strdup(inet_ntoa(netmask_in));
- g_free(mask);
- } else
- service->ipv4_netmask = mask;
- g_free(str);
- }
- str = __connman_config_get_string(keyfile, group, SERVICE_KEY_IPv6, NULL);
- if (str && check_address(str, &service->ipv6_address)) {
- long int value;
- char *ptr;
- mask = NULL;
- if (parse_address(str, AF_INET6, &service->ipv6_address,
- &mask, &service->ipv6_gateway) < 0) {
- connman_warn("Invalid format for IPv6 address %s",
- str);
- g_free(str);
- goto err;
- }
- value = strtol(mask, &ptr, 10);
- if (ptr != mask && *ptr == '\0' && value <= 128)
- service->ipv6_prefix_length = value;
- else
- service->ipv6_prefix_length = 128;
- g_free(mask);
- g_free(str);
- }
- str = __connman_config_get_string(keyfile, group, SERVICE_KEY_IPv6_PRIVACY,
- NULL);
- if (str) {
- g_free(service->ipv6_privacy);
- service->ipv6_privacy = str;
- }
- str = __connman_config_get_string(keyfile, group, SERVICE_KEY_MAC, NULL);
- if (str) {
- g_free(service->mac);
- service->mac = str;
- }
- str = __connman_config_get_string(keyfile, group, SERVICE_KEY_DOMAIN, NULL);
- if (str) {
- g_free(service->domain_name);
- service->domain_name = str;
- }
- strlist = __connman_config_get_string_list(keyfile, group,
- SERVICE_KEY_NAMESERVERS,
- &length, NULL);
- if (strlist) {
- if (length != 0) {
- g_strfreev(service->nameservers);
- service->nameservers = strlist;
- } else
- g_strfreev(strlist);
- }
- strlist = __connman_config_get_string_list(keyfile, group,
- SERVICE_KEY_SEARCH_DOMAINS,
- &length, NULL);
- if (strlist) {
- if (length != 0) {
- g_strfreev(service->search_domains);
- service->search_domains = strlist;
- } else
- g_strfreev(strlist);
- }
- strlist = __connman_config_get_string_list(keyfile, group,
- SERVICE_KEY_TIMESERVERS,
- &length, NULL);
- if (strlist) {
- if (length != 0) {
- g_strfreev(service->timeservers);
- service->timeservers = strlist;
- } else
- g_strfreev(strlist);
- }
- return true;
- err:
- g_free(service->ident);
- g_free(service->type);
- g_free(service->ipv4_address);
- g_free(service->ipv4_netmask);
- g_free(service->ipv4_gateway);
- g_free(service->ipv6_address);
- g_free(service->ipv6_gateway);
- g_free(service->mac);
- g_free(service);
- return false;
- }
- static bool load_service(GKeyFile *keyfile, const char *group,
- struct connman_config *config)
- {
- struct connman_config_service *service;
- const char *ident;
- char *str, *hex_ssid;
- bool service_created = false;
- /* Strip off "service_" prefix */
- ident = group + 8;
- if (strlen(ident) < 1)
- return false;
- /* Verify that provided keys are good */
- check_keys(keyfile, group, service_possible_keys);
- service = g_hash_table_lookup(config->service_table, ident);
- if (!service) {
- service = g_try_new0(struct connman_config_service, 1);
- if (!service)
- return false;
- service->ident = g_strdup(ident);
- service_created = true;
- }
- str = __connman_config_get_string(keyfile, group, SERVICE_KEY_TYPE, NULL);
- if (str) {
- g_free(service->type);
- service->type = str;
- } else {
- DBG("Type of the configured service is missing for group %s",
- group);
- goto err;
- }
- if (!load_service_generic(keyfile, group, config, service))
- return false;
- if (g_strcmp0(str, "ethernet") == 0) {
- service->config_ident = g_strdup(config->ident);
- service->config_entry = g_strdup_printf("service_%s",
- service->ident);
- g_hash_table_insert(config->service_table, service->ident,
- service);
- return true;
- }
- str = __connman_config_get_string(keyfile, group, SERVICE_KEY_NAME, NULL);
- if (str) {
- g_free(service->name);
- service->name = str;
- }
- hex_ssid = __connman_config_get_string(keyfile, group, SERVICE_KEY_SSID,
- NULL);
- if (hex_ssid) {
- char *ssid;
- unsigned int i, j = 0, hex;
- size_t hex_ssid_len = strlen(hex_ssid);
- ssid = g_try_malloc0(hex_ssid_len / 2);
- if (!ssid) {
- g_free(hex_ssid);
- goto err;
- }
- for (i = 0; i < hex_ssid_len; i += 2) {
- if (sscanf(hex_ssid + i, "%02x", &hex) <= 0) {
- connman_warn("Invalid SSID %s", hex_ssid);
- g_free(ssid);
- g_free(hex_ssid);
- goto err;
- }
- ssid[j++] = hex;
- }
- g_free(hex_ssid);
- g_free(service->ssid);
- service->ssid = ssid;
- service->ssid_len = hex_ssid_len / 2;
- } else if (service->name) {
- char *ssid;
- unsigned int ssid_len;
- ssid_len = strlen(service->name);
- ssid = g_try_malloc0(ssid_len);
- if (!ssid)
- goto err;
- memcpy(ssid, service->name, ssid_len);
- g_free(service->ssid);
- service->ssid = ssid;
- service->ssid_len = ssid_len;
- }
- str = __connman_config_get_string(keyfile, group, SERVICE_KEY_EAP, NULL);
- if (str) {
- g_free(service->eap);
- service->eap = str;
- }
- str = __connman_config_get_string(keyfile, group, SERVICE_KEY_CA_CERT, NULL);
- if (str) {
- g_free(service->ca_cert_file);
- service->ca_cert_file = str;
- }
- str = __connman_config_get_string(keyfile, group, SERVICE_KEY_CL_CERT, NULL);
- if (str) {
- g_free(service->client_cert_file);
- service->client_cert_file = str;
- }
- str = __connman_config_get_string(keyfile, group, SERVICE_KEY_PRV_KEY, NULL);
- if (str) {
- g_free(service->private_key_file);
- service->private_key_file = str;
- }
- str = __connman_config_get_string(keyfile, group,
- SERVICE_KEY_PRV_KEY_PASS, NULL);
- if (str) {
- g_free(service->private_key_passphrase);
- service->private_key_passphrase = str;
- }
- str = __connman_config_get_string(keyfile, group,
- SERVICE_KEY_PRV_KEY_PASS_TYPE, NULL);
- if (str) {
- g_free(service->private_key_passphrase_type);
- service->private_key_passphrase_type = str;
- }
- str = __connman_config_get_string(keyfile, group, SERVICE_KEY_IDENTITY, NULL);
- if (str) {
- g_free(service->identity);
- service->identity = str;
- }
- str = __connman_config_get_string(keyfile, group, SERVICE_KEY_PHASE2, NULL);
- if (str) {
- g_free(service->phase2);
- service->phase2 = str;
- }
- str = __connman_config_get_string(keyfile, group, SERVICE_KEY_PASSPHRASE,
- NULL);
- if (str) {
- g_free(service->passphrase);
- service->passphrase = str;
- }
- service->config_ident = g_strdup(config->ident);
- service->config_entry = g_strdup_printf("service_%s", service->ident);
- service->hidden = __connman_config_get_bool(keyfile, group,
- SERVICE_KEY_HIDDEN, NULL);
- if (service_created)
- g_hash_table_insert(config->service_table, service->ident,
- service);
- DBG("Adding service configuration %s", service->ident);
- return true;
- err:
- if (service_created) {
- g_free(service->ident);
- g_free(service->type);
- g_free(service->name);
- g_free(service->ssid);
- g_free(service);
- }
- return false;
- }
- static bool load_service_from_keyfile(GKeyFile *keyfile,
- struct connman_config *config)
- {
- bool found = false;
- char **groups;
- int i;
- groups = g_key_file_get_groups(keyfile, NULL);
- for (i = 0; groups[i]; i++) {
- if (!g_str_has_prefix(groups[i], "service_"))
- continue;
- if (load_service(keyfile, groups[i], config))
- found = true;
- }
- g_strfreev(groups);
- return found;
- }
- static int load_config(struct connman_config *config)
- {
- GKeyFile *keyfile;
- char *str;
- DBG("config %p", config);
- keyfile = __connman_storage_load_config(config->ident);
- if (!keyfile)
- return -EIO;
- g_key_file_set_list_separator(keyfile, ',');
- /* Verify keys validity of the global section */
- check_keys(keyfile, "global", config_possible_keys);
- str = __connman_config_get_string(keyfile, "global", CONFIG_KEY_NAME, NULL);
- if (str) {
- g_free(config->name);
- config->name = str;
- }
- str = __connman_config_get_string(keyfile, "global", CONFIG_KEY_DESC, NULL);
- if (str) {
- g_free(config->description);
- config->description = str;
- }
- if (!load_service_from_keyfile(keyfile, config))
- connman_warn("Config file %s/%s.config does not contain any "
- "configuration that can be provisioned!",
- STORAGEDIR, config->ident);
- g_key_file_free(keyfile);
- return 0;
- }
- static struct connman_config *create_config(const char *ident)
- {
- struct connman_config *config;
- DBG("ident %s", ident);
- if (g_hash_table_lookup(config_table, ident))
- return NULL;
- config = g_try_new0(struct connman_config, 1);
- if (!config)
- return NULL;
- config->ident = g_strdup(ident);
- config->service_table = g_hash_table_new_full(g_str_hash, g_str_equal,
- NULL, unregister_service);
- g_hash_table_insert(config_table, config->ident, config);
- DBG("Adding configuration %s", config->ident);
- return config;
- }
- static bool validate_ident(const char *ident)
- {
- unsigned int i;
- if (!ident)
- return false;
- for (i = 0; i < strlen(ident); i++)
- if (!g_ascii_isprint(ident[i]))
- return false;
- return true;
- }
- static int read_configs(void)
- {
- GDir *dir;
- DBG("");
- dir = g_dir_open(STORAGEDIR, 0, NULL);
- if (dir) {
- const gchar *file;
- while ((file = g_dir_read_name(dir))) {
- GString *str;
- gchar *ident;
- if (!g_str_has_suffix(file, ".config"))
- continue;
- ident = g_strrstr(file, ".config");
- if (!ident)
- continue;
- str = g_string_new_len(file, ident - file);
- if (!str)
- continue;
- ident = g_string_free(str, FALSE);
- if (validate_ident(ident)) {
- struct connman_config *config;
- config = create_config(ident);
- if (config)
- load_config(config);
- } else {
- connman_error("Invalid config ident %s", ident);
- }
- g_free(ident);
- }
- g_dir_close(dir);
- }
- return 0;
- }
- static void config_notify_handler(struct inotify_event *event,
- const char *ident)
- {
- char *ext;
- if (!ident)
- return;
- if (!g_str_has_suffix(ident, ".config"))
- return;
- ext = g_strrstr(ident, ".config");
- if (!ext)
- return;
- *ext = '\0';
- if (!validate_ident(ident)) {
- connman_error("Invalid config ident %s", ident);
- return;
- }
- if (event->mask & IN_CREATE)
- create_config(ident);
- if (event->mask & IN_MODIFY) {
- struct connman_config *config;
- config = g_hash_table_lookup(config_table, ident);
- if (config) {
- int ret;
- g_hash_table_remove_all(config->service_table);
- load_config(config);
- ret = __connman_service_provision_changed(ident);
- if (ret > 0) {
- /*
- * Re-scan the config file for any
- * changes
- */
- g_hash_table_remove_all(config->service_table);
- load_config(config);
- __connman_service_provision_changed(ident);
- }
- }
- }
- if (event->mask & IN_DELETE)
- g_hash_table_remove(config_table, ident);
- }
- int __connman_config_init(void)
- {
- DBG("");
- config_table = g_hash_table_new_full(g_str_hash, g_str_equal,
- NULL, unregister_config);
- connman_inotify_register(STORAGEDIR, config_notify_handler);
- return read_configs();
- }
- void __connman_config_cleanup(void)
- {
- DBG("");
- cleanup = true;
- connman_inotify_unregister(STORAGEDIR, config_notify_handler);
- g_hash_table_destroy(config_table);
- config_table = NULL;
- cleanup = false;
- }
- char *__connman_config_get_string(GKeyFile *key_file,
- const char *group_name, const char *key, GError **error)
- {
- char *str = g_key_file_get_string(key_file, group_name, key, error);
- if (!str)
- return NULL;
- return g_strchomp(str);
- }
- char **__connman_config_get_string_list(GKeyFile *key_file,
- const char *group_name, const char *key, gsize *length, GError **error)
- {
- char **p;
- char **strlist = g_key_file_get_string_list(key_file, group_name, key,
- length, error);
- if (!strlist)
- return NULL;
- p = strlist;
- while (*p) {
- *p = g_strstrip(*p);
- p++;
- }
- return strlist;
- }
- bool __connman_config_get_bool(GKeyFile *key_file,
- const char *group_name, const char *key, GError **error)
- {
- char *valstr;
- bool val = false;
- valstr = g_key_file_get_value(key_file, group_name, key, error);
- if (!valstr)
- return false;
- valstr = g_strchomp(valstr);
- if (strcmp(valstr, "true") == 0 || strcmp(valstr, "1") == 0)
- val = true;
- g_free(valstr);
- return val;
- }
- static char *config_pem_fsid(const char *pem_file)
- {
- struct statfs buf;
- unsigned *fsid = (unsigned *) &buf.f_fsid;
- unsigned long long fsid64;
- if (!pem_file)
- return NULL;
- if (statfs(pem_file, &buf) < 0) {
- connman_error("statfs error %s for %s",
- strerror(errno), pem_file);
- return NULL;
- }
- fsid64 = ((unsigned long long) fsid[0] << 32) | fsid[1];
- return g_strdup_printf("%llx", fsid64);
- }
- static void provision_service_wifi(struct connman_config_service *config,
- struct connman_service *service,
- struct connman_network *network,
- const void *ssid, unsigned int ssid_len)
- {
- if (config->eap)
- __connman_service_set_string(service, "EAP", config->eap);
- if (config->identity)
- __connman_service_set_string(service, "Identity",
- config->identity);
- if (config->ca_cert_file)
- __connman_service_set_string(service, "CACertFile",
- config->ca_cert_file);
- if (config->client_cert_file)
- __connman_service_set_string(service, "ClientCertFile",
- config->client_cert_file);
- if (config->private_key_file)
- __connman_service_set_string(service, "PrivateKeyFile",
- config->private_key_file);
- if (g_strcmp0(config->private_key_passphrase_type, "fsid") == 0 &&
- config->private_key_file) {
- char *fsid;
- fsid = config_pem_fsid(config->private_key_file);
- if (!fsid)
- return;
- g_free(config->private_key_passphrase);
- config->private_key_passphrase = fsid;
- }
- if (config->private_key_passphrase) {
- __connman_service_set_string(service, "PrivateKeyPassphrase",
- config->private_key_passphrase);
- /*
- * TODO: Support for PEAP with both identity and key passwd.
- * In that case, we should check if both of them are found
- * from the config file. If not, we should not set the
- * service passphrase in order for the UI to request for an
- * additional passphrase.
- */
- }
- if (config->phase2)
- __connman_service_set_string(service, "Phase2", config->phase2);
- if (config->passphrase)
- __connman_service_set_string(service, "Passphrase",
- config->passphrase);
- if (config->hidden)
- __connman_service_set_hidden(service);
- }
- struct connect_virtual {
- struct connman_service *service;
- const char *vfile;
- };
- static gboolean remove_virtual_config(gpointer user_data)
- {
- struct connect_virtual *virtual = user_data;
- __connman_service_connect(virtual->service,
- CONNMAN_SERVICE_CONNECT_REASON_AUTO);
- g_hash_table_remove(config_table, virtual->vfile);
- g_free(virtual);
- return FALSE;
- }
- static int try_provision_service(struct connman_config_service *config,
- struct connman_service *service)
- {
- struct connman_network *network;
- const void *service_id;
- enum connman_service_type type;
- const void *ssid;
- unsigned int ssid_len;
- type = connman_service_get_type(service);
- if (type == CONNMAN_SERVICE_TYPE_WIFI &&
- g_strcmp0(config->type, "wifi") != 0)
- return -ENOENT;
- if (type == CONNMAN_SERVICE_TYPE_ETHERNET &&
- g_strcmp0(config->type, "ethernet") != 0)
- return -ENOENT;
- if (type == CONNMAN_SERVICE_TYPE_GADGET &&
- g_strcmp0(config->type, "gadget") != 0)
- return -ENOENT;
- DBG("service %p ident %s", service,
- __connman_service_get_ident(service));
- network = __connman_service_get_network(service);
- if (!network) {
- connman_error("Service has no network set");
- return -EINVAL;
- }
- DBG("network %p ident %s", network,
- connman_network_get_identifier(network));
- if (config->mac) {
- struct connman_device *device;
- const char *device_addr;
- device = connman_network_get_device(network);
- if (!device) {
- connman_error("Network device is missing");
- return -ENODEV;
- }
- device_addr = connman_device_get_string(device, "Address");
- DBG("wants %s has %s", config->mac, device_addr);
- if (g_ascii_strcasecmp(device_addr, config->mac) != 0)
- return -ENOENT;
- }
- if (g_strcmp0(config->type, "wifi") == 0 &&
- type == CONNMAN_SERVICE_TYPE_WIFI) {
- ssid = connman_network_get_blob(network, "WiFi.SSID",
- &ssid_len);
- if (!ssid) {
- connman_error("Network SSID not set");
- return -EINVAL;
- }
- if (!config->ssid || ssid_len != config->ssid_len)
- return -ENOENT;
- if (memcmp(config->ssid, ssid, ssid_len) != 0)
- return -ENOENT;
- }
- if (!config->ipv6_address) {
- connman_network_set_ipv6_method(network,
- CONNMAN_IPCONFIG_METHOD_AUTO);
- } else if (g_ascii_strcasecmp(config->ipv6_address, "off") == 0) {
- connman_network_set_ipv6_method(network,
- CONNMAN_IPCONFIG_METHOD_OFF);
- } else if (g_ascii_strcasecmp(config->ipv6_address, "auto") == 0 ||
- g_ascii_strcasecmp(config->ipv6_address, "dhcp") == 0) {
- connman_network_set_ipv6_method(network,
- CONNMAN_IPCONFIG_METHOD_AUTO);
- } else {
- struct connman_ipaddress *address;
- if (config->ipv6_prefix_length == 0) {
- DBG("IPv6 prefix missing");
- return -EINVAL;
- }
- address = connman_ipaddress_alloc(AF_INET6);
- if (!address)
- return -ENOENT;
- connman_ipaddress_set_ipv6(address, config->ipv6_address,
- config->ipv6_prefix_length,
- config->ipv6_gateway);
- connman_network_set_ipv6_method(network,
- CONNMAN_IPCONFIG_METHOD_FIXED);
- if (connman_network_set_ipaddress(network, address) < 0)
- DBG("Unable to set IPv6 address to network %p",
- network);
- connman_ipaddress_free(address);
- }
- if (config->ipv6_privacy) {
- struct connman_ipconfig *ipconfig;
- ipconfig = __connman_service_get_ip6config(service);
- if (ipconfig)
- __connman_ipconfig_ipv6_set_privacy(ipconfig,
- config->ipv6_privacy);
- }
- if (!config->ipv4_address) {
- connman_network_set_ipv4_method(network,
- CONNMAN_IPCONFIG_METHOD_DHCP);
- } else if (g_ascii_strcasecmp(config->ipv4_address, "off") == 0) {
- connman_network_set_ipv4_method(network,
- CONNMAN_IPCONFIG_METHOD_OFF);
- } else if (g_ascii_strcasecmp(config->ipv4_address, "auto") == 0 ||
- g_ascii_strcasecmp(config->ipv4_address, "dhcp") == 0) {
- connman_network_set_ipv4_method(network,
- CONNMAN_IPCONFIG_METHOD_DHCP);
- } else {
- struct connman_ipaddress *address;
- if (!config->ipv4_netmask) {
- DBG("IPv4 netmask missing");
- return -EINVAL;
- }
- address = connman_ipaddress_alloc(AF_INET);
- if (!address)
- return -ENOENT;
- connman_ipaddress_set_ipv4(address, config->ipv4_address,
- config->ipv4_netmask,
- config->ipv4_gateway);
- connman_network_set_ipv4_method(network,
- CONNMAN_IPCONFIG_METHOD_FIXED);
- if (connman_network_set_ipaddress(network, address) < 0)
- DBG("Unable to set IPv4 address to network %p",
- network);
- connman_ipaddress_free(address);
- }
- __connman_service_disconnect(service);
- service_id = __connman_service_get_ident(service);
- config->service_identifiers =
- g_slist_prepend(config->service_identifiers,
- g_strdup(service_id));
- if (!config->virtual)
- __connman_service_set_immutable(service, true);
- __connman_service_set_favorite_delayed(service, true, true);
- __connman_service_set_config(service, config->config_ident,
- config->config_entry);
- if (config->domain_name)
- __connman_service_set_domainname(service, config->domain_name);
- if (config->nameservers) {
- int i;
- __connman_service_nameserver_clear(service);
- for (i = 0; config->nameservers[i]; i++) {
- __connman_service_nameserver_append(service,
- config->nameservers[i], false);
- }
- }
- if (config->search_domains)
- __connman_service_set_search_domains(service,
- config->search_domains);
- if (config->timeservers)
- __connman_service_set_timeservers(service,
- config->timeservers);
- if (g_strcmp0(config->type, "wifi") == 0 &&
- type == CONNMAN_SERVICE_TYPE_WIFI) {
- provision_service_wifi(config, service, network,
- ssid, ssid_len);
- } else
- __connman_service_connect(service,
- CONNMAN_SERVICE_CONNECT_REASON_AUTO);
- __connman_service_mark_dirty();
- __connman_service_load_modifiable(service);
- if (config->virtual) {
- struct connect_virtual *virtual;
- virtual = g_malloc0(sizeof(struct connect_virtual));
- virtual->service = service;
- virtual->vfile = config->virtual_file;
- g_timeout_add(0, remove_virtual_config, virtual);
- } else
- __connman_service_auto_connect(CONNMAN_SERVICE_CONNECT_REASON_AUTO);
- return 0;
- }
- static int find_and_provision_service(struct connman_service *service)
- {
- GHashTableIter iter, iter_service;
- gpointer value, key, value_service, key_service;
- g_hash_table_iter_init(&iter, config_table);
- while (g_hash_table_iter_next(&iter, &key, &value)) {
- struct connman_config *config = value;
- g_hash_table_iter_init(&iter_service, config->service_table);
- while (g_hash_table_iter_next(&iter_service, &key_service,
- &value_service)) {
- if (!try_provision_service(value_service, service))
- return 0;
- }
- }
- return -ENOENT;
- }
- int __connman_config_provision_service(struct connman_service *service)
- {
- enum connman_service_type type;
- /* For now only WiFi, Gadget and Ethernet services are supported */
- type = connman_service_get_type(service);
- DBG("service %p type %d", service, type);
- if (type != CONNMAN_SERVICE_TYPE_WIFI &&
- type != CONNMAN_SERVICE_TYPE_ETHERNET &&
- type != CONNMAN_SERVICE_TYPE_GADGET)
- return -ENOSYS;
- return find_and_provision_service(service);
- }
- int __connman_config_provision_service_ident(struct connman_service *service,
- const char *ident, const char *file, const char *entry)
- {
- enum connman_service_type type;
- struct connman_config *config;
- int ret = 0;
- /* For now only WiFi, Gadget and Ethernet services are supported */
- type = connman_service_get_type(service);
- DBG("service %p type %d", service, type);
- if (type != CONNMAN_SERVICE_TYPE_WIFI &&
- type != CONNMAN_SERVICE_TYPE_ETHERNET &&
- type != CONNMAN_SERVICE_TYPE_GADGET)
- return -ENOSYS;
- config = g_hash_table_lookup(config_table, ident);
- if (config) {
- GHashTableIter iter;
- gpointer value, key;
- bool found = false;
- g_hash_table_iter_init(&iter, config->service_table);
- /*
- * Check if we need to remove individual service if it
- * is missing from config file.
- */
- if (file && entry) {
- while (g_hash_table_iter_next(&iter, &key,
- &value)) {
- struct connman_config_service *config_service;
- config_service = value;
- if (g_strcmp0(config_service->config_ident,
- file) != 0)
- continue;
- if (g_strcmp0(config_service->config_entry,
- entry) != 0)
- continue;
- found = true;
- break;
- }
- DBG("found %d ident %s file %s entry %s", found, ident,
- file, entry);
- if (!found) {
- /*
- * The entry+8 will skip "service_" prefix
- */
- g_hash_table_remove(config->service_table,
- entry + 8);
- ret = 1;
- }
- }
- find_and_provision_service(service);
- }
- return ret;
- }
- static void generate_random_string(char *str, int length)
- {
- uint8_t val;
- int i;
- memset(str, '\0', length);
- for (i = 0; i < length-1; i++) {
- do {
- val = (uint8_t)(random() % 122);
- if (val < 48)
- val += 48;
- } while((val > 57 && val < 65) || (val > 90 && val < 97));
- str[i] = val;
- }
- }
- int connman_config_provision_mutable_service(GKeyFile *keyfile)
- {
- struct connman_config_service *service_config;
- struct connman_config *config;
- char *vfile, *group;
- char rstr[11];
- DBG("");
- generate_random_string(rstr, 11);
- vfile = g_strdup_printf("service_mutable_%s.config", rstr);
- config = create_config(vfile);
- if (!config)
- return -ENOMEM;
- if (!load_service_from_keyfile(keyfile, config))
- goto error;
- group = g_key_file_get_start_group(keyfile);
- service_config = g_hash_table_lookup(config->service_table, group+8);
- if (!service_config)
- goto error;
- /* Specific to non file based config: */
- g_free(service_config->config_ident);
- service_config->config_ident = NULL;
- g_free(service_config->config_entry);
- service_config->config_entry = NULL;
- service_config->virtual = true;
- service_config->virtual_file = vfile;
- __connman_service_provision_changed(vfile);
- if (g_strcmp0(service_config->type, "wifi") == 0)
- __connman_device_request_scan(CONNMAN_SERVICE_TYPE_WIFI);
- return 0;
- error:
- DBG("Could not proceed");
- g_hash_table_remove(config_table, vfile);
- g_free(vfile);
- return -EINVAL;
- }
- struct connman_config_entry **connman_config_get_entries(const char *type)
- {
- GHashTableIter iter_file, iter_config;
- gpointer value, key;
- struct connman_config_entry **entries = NULL;
- int i = 0, count;
- g_hash_table_iter_init(&iter_file, config_table);
- while (g_hash_table_iter_next(&iter_file, &key, &value)) {
- struct connman_config *config_file = value;
- count = g_hash_table_size(config_file->service_table);
- entries = g_try_realloc(entries, (i + count + 1) *
- sizeof(struct connman_config_entry *));
- if (!entries)
- return NULL;
- g_hash_table_iter_init(&iter_config,
- config_file->service_table);
- while (g_hash_table_iter_next(&iter_config, &key,
- &value)) {
- struct connman_config_service *config = value;
- if (type &&
- g_strcmp0(config->type, type) != 0)
- continue;
- entries[i] = g_try_new0(struct connman_config_entry,
- 1);
- if (!entries[i])
- goto cleanup;
- entries[i]->ident = g_strdup(config->ident);
- entries[i]->name = g_strdup(config->name);
- entries[i]->ssid = g_try_malloc0(config->ssid_len + 1);
- if (!entries[i]->ssid)
- goto cleanup;
- memcpy(entries[i]->ssid, config->ssid,
- config->ssid_len);
- entries[i]->ssid_len = config->ssid_len;
- entries[i]->hidden = config->hidden;
- i++;
- }
- }
- if (entries) {
- entries = g_try_realloc(entries, (i + 1) *
- sizeof(struct connman_config_entry *));
- if (!entries)
- return NULL;
- entries[i] = NULL;
- DBG("%d provisioned AP found", i);
- }
- return entries;
- cleanup:
- connman_config_free_entries(entries);
- return NULL;
- }
- void connman_config_free_entries(struct connman_config_entry **entries)
- {
- int i;
- if (!entries)
- return;
- for (i = 0; entries[i]; i++) {
- g_free(entries[i]->ident);
- g_free(entries[i]->name);
- g_free(entries[i]->ssid);
- g_free(entries[i]);
- }
- g_free(entries);
- return;
- }
- bool __connman_config_address_provisioned(const char *address,
- const char *netmask)
- {
- GHashTableIter iter, siter;
- gpointer value, key, svalue, skey;
- if (!address || !netmask)
- return false;
- g_hash_table_iter_init(&iter, config_table);
- while (g_hash_table_iter_next(&iter, &key, &value)) {
- struct connman_config *config = value;
- g_hash_table_iter_init(&siter, config->service_table);
- while (g_hash_table_iter_next(&siter, &skey, &svalue)) {
- struct connman_config_service *service = svalue;
- if (!g_strcmp0(address, service->ipv4_address) &&
- !g_strcmp0(netmask,
- service->ipv4_netmask))
- return true;
- }
- }
- return false;
- }