/* * * 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 #endif #include #include #include #include #include #include #include #include #include #include #include #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; enum connman_service_security security; 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_SECURITY "Security" #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_SECURITY, 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; connman_info("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; connman_info("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 && 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; enum connman_service_security security; 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; } str = __connman_config_get_string(keyfile, group, SERVICE_KEY_SECURITY, NULL); security = __connman_service_string2security(str); if (service->eap) { if (str && security != CONNMAN_SERVICE_SECURITY_8021X) connman_info("Mismatch between EAP configuration and " "setting %s = %s", SERVICE_KEY_SECURITY, str); service->security = CONNMAN_SERVICE_SECURITY_8021X; } else if (service->passphrase) { if (str) { if (security == CONNMAN_SERVICE_SECURITY_PSK || security == CONNMAN_SERVICE_SECURITY_WEP) { service->security = security; } else { connman_info("Mismatch with passphrase and " "setting %s = %s", SERVICE_KEY_SECURITY, str); service->security = CONNMAN_SERVICE_SECURITY_PSK; } } else service->security = CONNMAN_SERVICE_SECURITY_PSK; } 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); connman_info("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); connman_info("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; 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)); type = connman_service_get_type(service); switch(type) { case CONNMAN_SERVICE_TYPE_WIFI: if (__connman_service_string2type(config->type) != type) return -ENOENT; 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)) return -ENOENT; break; case CONNMAN_SERVICE_TYPE_ETHERNET: case CONNMAN_SERVICE_TYPE_GADGET: if (__connman_service_string2type(config->type) != type) return -ENOENT; break; case CONNMAN_SERVICE_TYPE_UNKNOWN: case CONNMAN_SERVICE_TYPE_SYSTEM: case CONNMAN_SERVICE_TYPE_BLUETOOTH: case CONNMAN_SERVICE_TYPE_CELLULAR: case CONNMAN_SERVICE_TYPE_GPS: case CONNMAN_SERVICE_TYPE_VPN: case CONNMAN_SERVICE_TYPE_P2P: return -ENOENT; } DBG("service %p ident %s", service, __connman_service_get_ident(service)); 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 (!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)); __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 (type == CONNMAN_SERVICE_TYPE_WIFI) { provision_service_wifi(config, service, network, ssid, ssid_len); } __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); return 0; } __connman_service_set_immutable(service, true); if (type == CONNMAN_SERVICE_TYPE_ETHERNET || type == CONNMAN_SERVICE_TYPE_GADGET) { __connman_service_connect(service, CONNMAN_SERVICE_CONNECT_REASON_AUTO); return 0; } __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; }