#include "babeltrace2-cfg.h"
#include "babeltrace2-cfg-cli-args.h"
#include "babeltrace2-cfg-cli-args-default.h"
+#include "babeltrace2-plugins.h"
#define ENV_BABELTRACE_WARN_COMMAND_NAME_DIRECTORY_CLASH "BABELTRACE_CLI_WARN_COMMAND_NAME_DIRECTORY_CLASH"
#define ENV_BABELTRACE_CLI_LOG_LEVEL "BABELTRACE_CLI_LOG_LEVEL"
static bt_query_executor *the_query_executor;
static bool canceled = false;
-GPtrArray *loaded_plugins;
-
#ifdef __MINGW32__
#include <windows.h>
#endif /* __MINGW32__ */
-static
-void init_static_data(void)
-{
- loaded_plugins = g_ptr_array_new_with_free_func(
- (GDestroyNotify) bt_object_put_ref);
-}
-
-static
-void fini_static_data(void)
-{
- g_ptr_array_free(loaded_plugins, TRUE);
-}
-
static
int create_the_query_executor(void)
{
return ret;
}
-static
-const bt_plugin *find_plugin(const char *name)
-{
- int i;
- const bt_plugin *plugin = NULL;
-
- BT_ASSERT(name);
- BT_LOGI("Finding plugin: name=\"%s\"", name);
-
- for (i = 0; i < loaded_plugins->len; i++) {
- plugin = g_ptr_array_index(loaded_plugins, i);
-
- if (strcmp(name, bt_plugin_get_name(plugin)) == 0) {
- break;
- }
-
- plugin = NULL;
- }
-
- if (plugin) {
- BT_LOGI("Found plugin: name=\"%s\", plugin-addr=%p",
- name, plugin);
- } else {
- BT_LOGI("Cannot find plugin: name=\"%s\"", name);
- }
- bt_plugin_get_ref(plugin);
- return plugin;
-}
typedef const void *(*plugin_borrow_comp_cls_func_t)(
const bt_plugin *, const char *);
BT_LOGI("Finding component class: plugin-name=\"%s\", "
"comp-cls-name=\"%s\"", plugin_name, comp_class_name);
- plugin = find_plugin(plugin_name);
+ plugin = find_loaded_plugin(plugin_name);
if (!plugin) {
goto end;
}
}
}
-static
-void add_to_loaded_plugins(const bt_plugin_set *plugin_set)
-{
- int64_t i;
- int64_t count;
-
- count = bt_plugin_set_get_plugin_count(plugin_set);
- BT_ASSERT(count >= 0);
-
- for (i = 0; i < count; i++) {
- const bt_plugin *plugin =
- bt_plugin_set_borrow_plugin_by_index_const(plugin_set, i);
- const bt_plugin *loaded_plugin =
- find_plugin(bt_plugin_get_name(plugin));
-
- BT_ASSERT(plugin);
-
- if (loaded_plugin) {
- BT_LOGI("Not using plugin: another one already exists with the same name: "
- "plugin-name=\"%s\", plugin-path=\"%s\", "
- "existing-plugin-path=\"%s\"",
- bt_plugin_get_name(plugin),
- bt_plugin_get_path(plugin),
- bt_plugin_get_path(loaded_plugin));
- bt_plugin_put_ref(loaded_plugin);
- } else {
- /* Add to global array. */
- BT_LOGD("Adding plugin to loaded plugins: plugin-path=\"%s\"",
- bt_plugin_get_name(plugin));
- bt_plugin_get_ref(plugin);
- g_ptr_array_add(loaded_plugins, (void *) plugin);
- }
- }
-}
-
-static
-int load_dynamic_plugins(const bt_value *plugin_paths)
-{
- int nr_paths, i, ret = 0;
-
- nr_paths = bt_value_array_get_size(plugin_paths);
- if (nr_paths < 0) {
- BT_CLI_LOGE_APPEND_CAUSE(
- "Cannot load dynamic plugins: no plugin path.");
- ret = -1;
- goto end;
- }
-
- BT_LOGI_STR("Loading dynamic plugins.");
-
- for (i = 0; i < nr_paths; i++) {
- const bt_value *plugin_path_value = NULL;
- const char *plugin_path;
- const bt_plugin_set *plugin_set = NULL;
- bt_plugin_find_all_from_dir_status status;
-
- plugin_path_value =
- bt_value_array_borrow_element_by_index_const(
- plugin_paths, i);
- plugin_path = bt_value_string_get(plugin_path_value);
-
- /*
- * Skip this if the directory does not exist because
- * bt_plugin_find_all_from_dir() expects an existing
- * directory.
- */
- if (!g_file_test(plugin_path, G_FILE_TEST_IS_DIR)) {
- BT_LOGI("Skipping nonexistent directory path: "
- "path=\"%s\"", plugin_path);
- continue;
- }
-
- status = bt_plugin_find_all_from_dir(plugin_path, BT_FALSE,
- BT_FALSE, &plugin_set);
- if (status < 0) {
- BT_CLI_LOGE_APPEND_CAUSE(
- "Unable to load dynamic plugins from directory: "
- "path=\"%s\"", plugin_path);
- ret = -1;
- goto end;
- } else if (status ==
- BT_PLUGIN_FIND_ALL_FROM_DIR_STATUS_NOT_FOUND) {
- BT_LOGI("No plugins found in directory: path=\"%s\"",
- plugin_path);
- continue;
- }
-
- BT_ASSERT(status == BT_PLUGIN_FIND_ALL_FROM_DIR_STATUS_OK);
- BT_ASSERT(plugin_set);
- add_to_loaded_plugins(plugin_set);
- bt_plugin_set_put_ref(plugin_set);
- }
-end:
- return ret;
-}
-
-static
-int load_static_plugins(void)
-{
- int ret = 0;
- const bt_plugin_set *plugin_set;
- bt_plugin_find_all_from_static_status status;
-
- BT_LOGI("Loading static plugins.");
- status = bt_plugin_find_all_from_static(BT_FALSE, &plugin_set);
- if (status < 0) {
- BT_CLI_LOGE_APPEND_CAUSE("Unable to load static plugins.");
- ret = -1;
- goto end;
- } else if (status ==
- BT_PLUGIN_FIND_ALL_FROM_STATIC_STATUS_NOT_FOUND) {
- BT_LOGI("No static plugins found.");
- goto end;
- }
-
- BT_ASSERT(status == BT_PLUGIN_FIND_ALL_FROM_STATIC_STATUS_OK);
- BT_ASSERT(plugin_set);
- add_to_loaded_plugins(plugin_set);
- bt_plugin_set_put_ref(plugin_set);
-
-end:
- return ret;
-}
-
-static
-int load_all_plugins(const bt_value *plugin_paths)
-{
- int ret = 0;
-
- if (load_dynamic_plugins(plugin_paths)) {
- ret = -1;
- goto end;
- }
-
- if (load_static_plugins()) {
- ret = -1;
- goto end;
- }
-
- BT_LOGI("Loaded all plugins: count=%u", loaded_plugins->len);
-
-end:
- return ret;
-}
-
static
void print_plugin_info(const bt_plugin *plugin)
{
const bt_plugin *plugin = NULL;
const bt_component_class *needed_comp_cls = NULL;
- plugin = find_plugin(cfg->cmd_data.help.cfg_component->plugin_name->str);
+ plugin = find_loaded_plugin(cfg->cmd_data.help.cfg_component->plugin_name->str);
if (!plugin) {
BT_CLI_LOGE_APPEND_CAUSE(
"Cannot find plugin: plugin-name=\"%s\"",
printf("From the following plugin paths:\n\n");
print_value(stdout, cfg->plugin_paths, 2);
printf("\n");
- plugins_count = loaded_plugins->len;
+ plugins_count = get_loaded_plugins_count();
if (plugins_count == 0) {
printf("No plugins found.\n");
goto end;
}
for (i = 0; i < plugins_count; i++) {
- const bt_plugin *plugin = g_ptr_array_index(loaded_plugins, i);
+ const bt_plugin *plugin = borrow_loaded_plugin(i);
component_classes_count +=
bt_plugin_get_source_component_class_count(plugin) +
bt_common_color_reset());
for (i = 0; i < plugins_count; i++) {
- const bt_plugin *plugin = g_ptr_array_index(loaded_plugins, i);
+ const bt_plugin *plugin = borrow_loaded_plugin(i);
printf("\n");
print_plugin_info(plugin);
const struct port_id *id1 = v1;
const struct port_id *id2 = v2;
- return !strcmp(id1->instance_name, id2->instance_name) &&
- !strcmp(id1->port_name, id2->port_name);
+ return strcmp(id1->instance_name, id2->instance_name) == 0 &&
+ strcmp(id1->port_name, id2->port_name) == 0;
}
static
init_log_level();
set_signal_handler();
- init_static_data();
+ init_loaded_plugins();
cfg = bt_config_cli_args_create_with_default(argc, argv, &retcode);
if (retcode < 0) {
end:
BT_OBJECT_PUT_REF_AND_RESET(cfg);
- fini_static_data();
+ fini_loaded_plugins();
if (retcode != 0) {
print_error_causes();