#include "vpn-provider.h"
#include "vpn.h"
-enum {
- USER_ROUTES_CHANGED = 0x01,
- SERVER_ROUTES_CHANGED = 0x02,
-};
-
static DBusConnection *connection;
static GHashTable *provider_hash;
static GSList *driver_list;
char *gateway;
};
+struct vpn_setting {
+ gboolean hide_value;
+ gboolean immutable;
+ char *value;
+};
+
struct vpn_provider {
int refcount;
int index;
struct vpn_ipconfig *ipconfig_ipv4;
struct vpn_ipconfig *ipconfig_ipv6;
char **nameservers;
- int what_changed;
guint notify_id;
+ char *config_file;
+ char *config_entry;
+ connman_bool_t immutable;
};
+static void append_properties(DBusMessageIter *iter,
+ struct vpn_provider *provider);
+
static void free_route(gpointer data)
{
struct vpn_route *route = data;
g_free(route);
}
+static void free_setting(gpointer data)
+{
+ struct vpn_setting *setting = data;
+
+ g_free(setting->value);
+ g_free(setting);
+}
+
static void append_route(DBusMessageIter *iter, void *user_data)
{
struct vpn_route *route = user_data;
routes);
}
-static int provider_property_changed(struct vpn_provider *provider,
- const char *name)
+static int provider_routes_changed(struct vpn_provider *provider)
{
- DBG("provider %p name %s", provider, name);
+ DBG("provider %p", provider);
- if (g_str_equal(name, "UserRoutes") == TRUE)
- send_routes(provider, provider->user_routes, name);
- else if (g_str_equal(name, "ServerRoutes") == TRUE)
- send_routes(provider, provider->routes, name);
+ send_routes(provider, provider->routes, "ServerRoutes");
return 0;
}
if (family < 0) {
DBG("Cannot get address family of %s (%d/%s)", network,
family, gai_strerror(family));
- if (strstr(network, ":") != NULL) {
- DBG("Guessing it is IPv6");
- family = AF_INET6;
- } else {
- DBG("Guessing it is IPv4");
- family = AF_INET;
- }
+
+ g_free(route);
+ return routes;
}
} else {
switch (family) {
GSList *list;
for (list = networks; list != NULL; list = g_slist_next(list)) {
- struct vpn_route *route= list->data;
+ struct vpn_route *route = list->data;
if (__vpn_provider_append_user_route(provider,
route->family, route->network,
- route->netmask) != 0)
+ route->netmask, route->gateway) != 0)
break;
}
}
provider->user_networks = NULL;
}
+static void send_value(const char *path, const char *key, const char *value)
+{
+ const char *empty = "";
+ const char *str;
+
+ if (value != NULL)
+ str = value;
+ else
+ str = empty;
+
+ connman_dbus_property_changed_basic(path,
+ VPN_CONNECTION_INTERFACE,
+ key,
+ DBUS_TYPE_STRING,
+ &str);
+}
+
static gboolean provider_send_changed(gpointer data)
{
struct vpn_provider *provider = data;
- if (provider->what_changed & USER_ROUTES_CHANGED)
- provider_property_changed(provider, "UserRoutes");
+ provider_routes_changed(provider);
- if (provider->what_changed & SERVER_ROUTES_CHANGED)
- provider_property_changed(provider, "ServerRoutes");
-
- provider->what_changed = 0;
provider->notify_id = 0;
return FALSE;
}
-static void provider_schedule_changed(struct vpn_provider *provider, int flag)
+static void provider_schedule_changed(struct vpn_provider *provider)
{
if (provider->notify_id != 0)
g_source_remove(provider->notify_id);
- provider->what_changed |= flag;
-
provider->notify_id = g_timeout_add(100, provider_send_changed,
provider);
}
+static DBusMessage *get_properties(DBusConnection *conn,
+ DBusMessage *msg, void *data)
+{
+ struct vpn_provider *provider = data;
+ DBusMessage *reply;
+ DBusMessageIter array;
+
+ DBG("provider %p", provider);
+
+ reply = dbus_message_new_method_return(msg);
+ if (reply == NULL)
+ return NULL;
+
+ dbus_message_iter_init_append(reply, &array);
+
+ append_properties(&array, provider);
+
+ return reply;
+}
+
static DBusMessage *set_property(DBusConnection *conn, DBusMessage *msg,
void *data)
{
DBG("conn %p", conn);
+ if (provider->immutable == TRUE)
+ return __connman_error_not_supported(msg);
+
if (dbus_message_iter_init(msg, &iter) == FALSE)
return __connman_error_invalid_arguments(msg);
set_user_networks(provider, provider->user_networks);
if (handle_routes == FALSE)
- provider_schedule_changed(provider,
- USER_ROUTES_CHANGED);
+ send_routes(provider, provider->user_routes,
+ "UserRoutes");
}
- } else
- return __connman_error_invalid_property(msg);
+ } else {
+ const char *str;
+
+ dbus_message_iter_get_basic(&value, &str);
+ vpn_provider_set_string(provider, name, str);
+ }
return g_dbus_create_reply(msg, DBUS_TYPE_INVALID);
}
DBG("conn %p", conn);
+ if (provider->immutable == TRUE)
+ return __connman_error_not_supported(msg);
+
dbus_message_get_args(msg, NULL, DBUS_TYPE_STRING, &name,
DBUS_TYPE_INVALID);
del_routes(provider);
if (handle_routes == FALSE)
- provider_property_changed(provider, name);
+ send_routes(provider, provider->user_routes, name);
+ } else if (vpn_provider_get_string(provider, name) != NULL) {
+ vpn_provider_set_string(provider, name, NULL);
} else {
return __connman_error_invalid_property(msg);
}
}
static const GDBusMethodTable connection_methods[] = {
+ { GDBUS_METHOD("GetProperties",
+ NULL, GDBUS_ARGS({ "properties", "a{sv}" }),
+ get_properties) },
{ GDBUS_METHOD("SetProperty",
GDBUS_ARGS({ "name", "s" }, { "value", "v" }),
NULL, set_property) },
}
int __vpn_provider_append_user_route(struct vpn_provider *provider,
- int family, const char *network, const char *netmask)
+ int family, const char *network,
+ const char *netmask, const char *gateway)
{
struct vpn_route *route;
- char *key = g_strdup_printf("%d/%s/%s", family, network, netmask);
+ char *key = g_strdup_printf("%d/%s/%s/%s", family, network,
+ netmask, gateway != NULL ? gateway : "");
- DBG("family %d network %s netmask %s", family, network, netmask);
+ DBG("family %d network %s netmask %s gw %s", family, network,
+ netmask, gateway);
route = g_hash_table_lookup(provider->user_routes, key);
if (route == NULL) {
route->family = family;
route->network = g_strdup(network);
route->netmask = g_strdup(netmask);
+ route->gateway = g_strdup(gateway);
g_hash_table_replace(provider->user_routes, key, route);
} else
{
GKeyFile *keyfile;
- DBG("provider %p", provider);
+ DBG("provider %p immutable %s", provider,
+ provider->immutable ? "yes" : "no");
+
+ if (provider->immutable == TRUE) {
+ /*
+ * Do not save providers that are provisioned via .config
+ * file.
+ */
+ return -EPERM;
+ }
keyfile = g_key_file_new();
if (keyfile == NULL)
}
}
+ if (provider->config_file != NULL && strlen(provider->config_file) > 0)
+ g_key_file_set_string(keyfile, provider->identifier,
+ "Config.file", provider->config_file);
+
+ if (provider->config_entry != NULL &&
+ strlen(provider->config_entry) > 0)
+ g_key_file_set_string(keyfile, provider->identifier,
+ "Config.ident", provider->config_entry);
+
if (provider->driver != NULL && provider->driver->save != NULL)
provider->driver->save(provider, keyfile);
__vpn_ipconfig_unref(provider->ipconfig_ipv6);
g_strfreev(provider->host_ip);
+ g_free(provider->config_file);
+ g_free(provider->config_entry);
g_free(provider);
}
if (__sync_fetch_and_sub(&configuration_count, 1) != 1)
return;
-
- raise(SIGTERM);
}
int __vpn_provider_disconnect(struct vpn_provider *provider)
return NULL;
}
+static void append_nameservers(DBusMessageIter *iter, char **servers)
+{
+ int i;
+
+ DBG("%p", servers);
+
+ for (i = 0; servers[i] != NULL; i++) {
+ DBG("servers[%d] %s", i, servers[i]);
+ dbus_message_iter_append_basic(iter,
+ DBUS_TYPE_STRING, &servers[i]);
+ }
+}
+
+static void append_dns(DBusMessageIter *iter, void *user_data)
+{
+ struct vpn_provider *provider = user_data;
+
+ if (provider->nameservers != NULL)
+ append_nameservers(iter, provider->nameservers);
+}
+
static int provider_indicate_state(struct vpn_provider *provider,
enum vpn_provider_state state)
{
const char *str;
-
- DBG("provider %p state %d", provider, state);
+ enum vpn_provider_state old_state;
str = state2string(state);
+ DBG("provider %p state %s/%d", provider, str, state);
if (str == NULL)
return -EINVAL;
+ old_state = provider->state;
provider->state = state;
if (state == VPN_PROVIDER_STATE_READY) {
connman_dbus_property_changed_dict(provider->path,
VPN_CONNECTION_INTERFACE, "IPv6",
append_ipv6, provider);
+
+ connman_dbus_property_changed_array(provider->path,
+ VPN_CONNECTION_INTERFACE,
+ "Nameservers",
+ DBUS_TYPE_STRING,
+ append_dns, provider);
+
+ if (provider->domain != NULL)
+ connman_dbus_property_changed_basic(provider->path,
+ VPN_CONNECTION_INTERFACE,
+ "Domain",
+ DBUS_TYPE_STRING,
+ &provider->domain);
}
- connman_dbus_property_changed_basic(provider->path,
+ if (old_state != state)
+ connman_dbus_property_changed_basic(provider->path,
VPN_CONNECTION_INTERFACE, "State",
DBUS_TYPE_STRING, &str);
- return 0;
-}
-
-static void append_nameservers(DBusMessageIter *iter, char **servers)
-{
- int i;
- DBG("%p", servers);
-
- for (i = 0; servers[i] != NULL; i++) {
- DBG("servers[%d] %s", i, servers[i]);
- dbus_message_iter_append_basic(iter,
- DBUS_TYPE_STRING, &servers[i]);
- }
-}
-
-static void append_dns(DBusMessageIter *iter, void *user_data)
-{
- struct vpn_provider *provider = user_data;
+ /*
+ * We do not stay in failure state as clients like connmand can
+ * get confused about our current state.
+ */
+ if (provider->state == VPN_PROVIDER_STATE_FAILURE)
+ provider->state = VPN_PROVIDER_STATE_IDLE;
- if (provider->nameservers != NULL)
- append_nameservers(iter, provider->nameservers);
+ return 0;
}
static void append_state(DBusMessageIter *iter,
struct vpn_provider *provider)
{
DBusMessageIter dict;
+ GHashTableIter hash;
+ gpointer value, key;
connman_dbus_dict_open(iter, &dict);
connman_dbus_dict_append_basic(&dict, "Domain",
DBUS_TYPE_STRING, &provider->domain);
+ connman_dbus_dict_append_basic(&dict, "Immutable", DBUS_TYPE_BOOLEAN,
+ &provider->immutable);
+
if (provider->family == AF_INET)
connman_dbus_dict_append_dict(&dict, "IPv4", append_ipv4,
provider);
DBUS_TYPE_DICT_ENTRY, append_routes,
provider->routes);
+ if (provider->setting_strings != NULL) {
+ g_hash_table_iter_init(&hash, provider->setting_strings);
+
+ while (g_hash_table_iter_next(&hash, &key, &value) == TRUE) {
+ struct vpn_setting *setting = value;
+
+ if (setting->hide_value == FALSE &&
+ setting->value != NULL)
+ connman_dbus_dict_append_basic(&dict, key,
+ DBUS_TYPE_STRING,
+ &setting->value);
+ }
+ }
+
connman_dbus_dict_close(iter, &dict);
}
case VPN_PROVIDER_ERROR_LOGIN_FAILED:
break;
case VPN_PROVIDER_ERROR_AUTH_FAILED:
+ vpn_provider_set_state(provider, VPN_PROVIDER_STATE_FAILURE);
break;
case VPN_PROVIDER_ERROR_CONNECT_FAILED:
break;
provider->type = NULL;
provider->domain = NULL;
provider->identifier = NULL;
+ provider->immutable = FALSE;
provider->user_networks = NULL;
provider->routes = g_hash_table_new_full(g_direct_hash, g_direct_equal,
NULL, free_route);
provider->user_routes = g_hash_table_new_full(g_str_hash, g_str_equal,
g_free, free_route);
provider->setting_strings = g_hash_table_new_full(g_str_hash,
- g_str_equal, g_free, g_free);
+ g_str_equal, g_free, free_setting);
}
static struct vpn_provider *vpn_provider_new(void)
dbus_message_iter_get_basic(&value, &name);
else if (g_str_equal(key, "Host") == TRUE)
dbus_message_iter_get_basic(&value, &host);
- else if (g_str_equal(key, "VPN.Domain") == TRUE)
+ else if (g_str_equal(key, "VPN.Domain") == TRUE ||
+ g_str_equal(key, "Domain") == TRUE)
dbus_message_iter_get_basic(&value, &domain);
break;
case DBUS_TYPE_ARRAY:
static GSList *parse_user_networks(const char *network_str)
{
- return NULL;
+ GSList *networks = NULL;
+ char **elems;
+ int i = 0;
+
+ if (network_str == NULL)
+ return NULL;
+
+ elems = g_strsplit(network_str, ",", 0);
+ if (elems == NULL)
+ return NULL;
+
+ while (elems[i] != NULL) {
+ struct vpn_route *vpn_route;
+ char *network, *netmask, *gateway;
+ int family;
+ char **route;
+
+ route = g_strsplit(elems[i], "/", 0);
+ if (route == NULL)
+ goto next;
+
+ network = route[0];
+ if (network == NULL || network[0] == '\0')
+ goto next;
+
+ family = connman_inet_check_ipaddress(network);
+ if (family < 0) {
+ DBG("Cannot get address family of %s (%d/%s)", network,
+ family, gai_strerror(family));
+
+ goto next;
+ }
+
+ switch (family) {
+ case AF_INET:
+ break;
+ case AF_INET6:
+ break;
+ default:
+ DBG("Unsupported address family %d", family);
+ goto next;
+ }
+
+ netmask = route[1];
+ if (netmask == NULL || netmask[0] == '\0')
+ goto next;
+
+ gateway = route[2];
+
+ vpn_route = g_try_new0(struct vpn_route, 1);
+ if (vpn_route == NULL) {
+ g_strfreev(route);
+ break;
+ }
+
+ vpn_route->family = family;
+ vpn_route->network = g_strdup(network);
+ vpn_route->netmask = g_strdup(netmask);
+ vpn_route->gateway = g_strdup(gateway);
+
+ DBG("route %s/%s%s%s", network, netmask,
+ gateway ? " via " : "", gateway ? gateway : "");
+
+ networks = g_slist_prepend(networks, vpn_route);
+
+ next:
+ g_strfreev(route);
+ i++;
+ }
+
+ g_strfreev(elems);
+
+ return g_slist_reverse(networks);
}
int __vpn_provider_create_from_config(GHashTable *settings,
provider->name = g_strdup(name);
provider->type = g_ascii_strdown(type, -1);
- if (provider_register(provider) == 0)
- vpn_provider_load(provider);
+ provider->config_file = g_strdup(config_ident);
+ provider->config_entry = g_strdup(config_entry);
+
+ provider_register(provider);
provider_resolv_host_addr(provider);
}
g_hash_table_iter_init(&hash, settings);
while (g_hash_table_iter_next(&hash, &key, &value) == TRUE)
- vpn_provider_set_string(provider, key, value);
+ __vpn_provider_set_string_immutable(provider, key, value);
+
+ provider->immutable = TRUE;
vpn_provider_save(provider);
connection_added_signal(provider);
- err = 0;
+ g_free(ident);
+
+ return 0;
fail:
g_free(ident);
- if (networks != NULL)
- g_slist_free_full(networks, free_route);
+ g_slist_free_full(networks, free_route);
return err;
}
return provider->identifier;
}
-int vpn_provider_set_string(struct vpn_provider *provider,
- const char *key, const char *value)
+static int set_string(struct vpn_provider *provider,
+ const char *key, const char *value,
+ gboolean hide_value, gboolean immutable)
{
- DBG("provider %p key %s value %s", provider, key, value);
+ DBG("provider %p key %s immutable %s value %s", provider, key,
+ immutable ? "yes" : "no",
+ hide_value ? "<not printed>" : value);
if (g_str_equal(key, "Type") == TRUE) {
g_free(provider->type);
provider->type = g_ascii_strdown(value, -1);
+ send_value(provider->path, "Type", provider->type);
} else if (g_str_equal(key, "Name") == TRUE) {
g_free(provider->name);
provider->name = g_strdup(value);
+ send_value(provider->path, "Name", provider->name);
} else if (g_str_equal(key, "Host") == TRUE) {
g_free(provider->host);
provider->host = g_strdup(value);
- } else if (g_str_equal(key, "VPN.Domain") == TRUE) {
+ send_value(provider->path, "Host", provider->host);
+ } else if (g_str_equal(key, "VPN.Domain") == TRUE ||
+ g_str_equal(key, "Domain") == TRUE) {
g_free(provider->domain);
provider->domain = g_strdup(value);
- } else
+ send_value(provider->path, "Domain", provider->domain);
+ } else {
+ struct vpn_setting *setting;
+
+ setting = g_hash_table_lookup(provider->setting_strings, key);
+ if (setting != NULL && immutable == FALSE &&
+ setting->immutable == TRUE) {
+ DBG("Trying to set immutable variable %s", key);
+ return -EPERM;
+ }
+
+ setting = g_try_new0(struct vpn_setting, 1);
+ if (setting == NULL)
+ return -ENOMEM;
+
+ setting->value = g_strdup(value);
+ setting->hide_value = hide_value;
+
+ if (immutable == TRUE)
+ setting->immutable = TRUE;
+
+ if (hide_value == FALSE)
+ send_value(provider->path, key, setting->value);
+
g_hash_table_replace(provider->setting_strings,
- g_strdup(key), g_strdup(value));
+ g_strdup(key), setting);
+ }
+
return 0;
}
+int vpn_provider_set_string(struct vpn_provider *provider,
+ const char *key, const char *value)
+{
+ return set_string(provider, key, value, FALSE, FALSE);
+}
+
+int vpn_provider_set_string_hide_value(struct vpn_provider *provider,
+ const char *key, const char *value)
+{
+ return set_string(provider, key, value, TRUE, FALSE);
+}
+
+int __vpn_provider_set_string_immutable(struct vpn_provider *provider,
+ const char *key, const char *value)
+{
+ return set_string(provider, key, value, FALSE, TRUE);
+}
+
const char *vpn_provider_get_string(struct vpn_provider *provider,
const char *key)
{
+ struct vpn_setting *setting;
+
DBG("provider %p key %s", provider, key);
if (g_str_equal(key, "Type") == TRUE)
return provider->host;
else
return provider->host_ip[0];
- } else if (g_str_equal(key, "VPN.Domain") == TRUE)
+ } else if (g_str_equal(key, "VPN.Domain") == TRUE ||
+ g_str_equal(key, "Domain") == TRUE)
return provider->domain;
- return g_hash_table_lookup(provider->setting_strings, key);
+ setting = g_hash_table_lookup(provider->setting_strings, key);
+ if (setting == NULL)
+ return NULL;
+
+ return setting->value;
}
connman_bool_t __vpn_provider_check_routes(struct vpn_provider *provider)
if (handle_routes == FALSE) {
if (route->netmask != NULL && route->gateway != NULL &&
route->network != NULL)
- provider_schedule_changed(provider,
- SERVER_ROUTES_CHANGED);
+ provider_schedule_changed(provider);
}
return 0;
}
}
-static gboolean check_vpn_count(gpointer data)
-{
- if (configuration_count == 0) {
- connman_info("No VPN configurations found, quitting.");
- raise(SIGTERM);
- }
-
- return FALSE;
-}
-
-void __vpn_provider_check_connections(void)
-{
- /*
- * If we were started when there is no providers configured,
- * then just quit. This happens when connman starts and its
- * vpn plugin asks connman-vpnd if it has any connections
- * configured. If there are none, then we can stop the vpn
- * daemon.
- */
- g_timeout_add(1000, check_vpn_count, NULL);
-}
-
const char *vpn_provider_get_name(struct vpn_provider *provider)
{
return provider->name;
.remove = agent_remove,
};
+static void remove_unprovisioned_providers()
+{
+ gchar **providers;
+ GKeyFile *keyfile, *configkeyfile;
+ char *file, *section;
+ int i = 0;
+
+ providers = __connman_storage_get_providers();
+ if (providers == NULL)
+ return;
+
+ for (; providers[i] != NULL; i++) {
+ char *group = providers[i] + sizeof("provider_") - 1;
+ file = section = NULL;
+ keyfile = configkeyfile = NULL;
+
+ keyfile = __connman_storage_load_provider(group);
+ if (keyfile == NULL)
+ continue;
+
+ file = g_key_file_get_string(keyfile, group,
+ "Config.file", NULL);
+ if (file == NULL)
+ goto next;
+
+ section = g_key_file_get_string(keyfile, group,
+ "Config.ident", NULL);
+ if (section == NULL)
+ goto next;
+
+ configkeyfile = __connman_storage_load_provider_config(file);
+ if (configkeyfile == NULL) {
+ /*
+ * Config file is missing, remove the provisioned
+ * service.
+ */
+ __connman_storage_remove_provider(group);
+ goto next;
+ }
+
+ if (g_key_file_has_group(configkeyfile, section) == FALSE)
+ /*
+ * Config section is missing, remove the provisioned
+ * service.
+ */
+ __connman_storage_remove_provider(group);
+
+ next:
+ if (keyfile != NULL)
+ g_key_file_free(keyfile);
+
+ if (configkeyfile != NULL)
+ g_key_file_free(configkeyfile);
+
+ g_free(section);
+ g_free(file);
+ }
+
+ g_strfreev(providers);
+}
+
int __vpn_provider_init(gboolean do_routes)
{
int err;
connection = connman_dbus_get_connection();
+ remove_unprovisioned_providers();
+
provider_hash = g_hash_table_new_full(g_str_hash, g_str_equal,
NULL, unregister_provider);
-
return 0;
}