Esempio n. 1
0
void doveadm_load_modules(void)
{
	struct module_dir_load_settings mod_set;

	/* some doveadm plugins have dependencies to mail plugins. we can load
	   only those whose dependencies have been loaded earlier, the rest are
	   ignored. */
	memset(&mod_set, 0, sizeof(mod_set));
	mod_set.abi_version = DOVECOT_ABI_VERSION;
	mod_set.require_init_funcs = TRUE;
	mod_set.debug = doveadm_debug;
	mod_set.ignore_dlopen_errors = TRUE;

	modules = module_dir_load_missing(modules, DOVEADM_MODULEDIR,
					  NULL, &mod_set);
	module_dir_init(modules);
}
void sieve_plugins_load
(struct sieve_instance *svinst, const char *path, const char *plugins)
{
	struct module *module;
	struct module_dir_load_settings mod_set;
	const char **module_names;
	unsigned int i;

	/* Determine what to load */

	if ( path == NULL && plugins == NULL ) {
		path = sieve_setting_get(svinst, "sieve_plugin_dir");
		plugins = sieve_setting_get(svinst, "sieve_plugins");
	}

	if ( plugins == NULL || *plugins == '\0' )
		return;

	if ( path == NULL || *path == '\0' )
		path = MODULEDIR"/sieve";

	memset(&mod_set, 0, sizeof(mod_set));
	mod_set.abi_version = PIGEONHOLE_ABI_VERSION;
	mod_set.require_init_funcs = TRUE;
	mod_set.debug = FALSE;

	/* Load missing plugin modules */

	sieve_modules = module_dir_load_missing
		(sieve_modules, path, plugins, &mod_set);

	/* Call plugin load functions for this Sieve instance */

	if ( svinst->plugins == NULL ) {
		sieve_modules_refcount++;
	}

	module_names = t_strsplit_spaces(plugins, ", ");

	for (i = 0; module_names[i] != NULL; i++) {
		/* Allow giving the module names also in non-base form. */
		module_names[i] = module_file_get_name(module_names[i]);
	}

 	for (i = 0; module_names[i] != NULL; i++) {
		struct sieve_plugin *plugin;
		const char *name = module_names[i];
		sieve_plugin_load_func_t load_func;

		/* Find the module */
		module = sieve_plugin_module_find(name);
		i_assert(module != NULL);

		/* Check whether the plugin is already loaded in this instance */
		plugin = svinst->plugins;
		while ( plugin != NULL ) {
			if ( plugin->module == module )
				break;
			plugin = plugin->next;
		}

		/* Skip it if it is loaded already */
		if ( plugin != NULL )
			continue;

		/* Create plugin list item */
		plugin = p_new(svinst->pool, struct sieve_plugin, 1);
		plugin->module = module;

		/* Call load function */
		load_func = (sieve_plugin_load_func_t) module_get_symbol
			(module, t_strdup_printf("%s_load", module->name));
		if ( load_func != NULL ) {
			load_func(svinst, &plugin->context);
		}

		/* Add plugin to the instance */
		if ( svinst->plugins == NULL )
			svinst->plugins = plugin;
		else {
			struct sieve_plugin *plugin_last;

			plugin_last = svinst->plugins;
			while ( plugin_last->next != NULL )
				plugin_last = plugin_last->next;

			plugin_last->next = plugin;
		}
	}
}