static void config_notify_handler(struct inotify_event *event,
const char *ident,
gpointer user_data)
{
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)
return;
if (event->mask & (IN_DELETE | IN_MOVED_FROM)) {
g_hash_table_remove(config_table, ident);
return;
}
if (event->mask & (IN_MODIFY | IN_MOVED_TO)) {
struct vpn_config *config;
char *path = get_dir();
config = g_hash_table_lookup(config_table, ident);
if (config) {
g_hash_table_remove_all(config->provider_table);
load_config(config, path, REMOVE);
/* Re-scan the config file for any changes */
g_hash_table_remove_all(config->provider_table);
load_config(config, path, ADD);
} else {
/*
* Inotify will send create event followed by modify
* event for any config file that is copied to
* monitored directory. So in practice we should just
* ignore the create event and trust only the modify
* one in order to avoid create/remove/create loop
*/
config = create_config(ident);
if (config)
load_config(config, path, ADD);
}
g_free(path);
}
}
static int read_configs(void)
{
GDir *dir;
char *path = get_dir();
DBG("path %s", path);
dir = g_dir_open(path, 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 vpn_config *config;
config = create_config(ident);
if (config)
load_config(config, path, ADD);
} else {
connman_error("Invalid config ident %s", ident);
}
g_free(ident);
}
g_dir_close(dir);
}
g_free(path);
return 0;
}
