+++ /dev/null
-/*
- * Copyright 2010-2011 EfficiOS Inc. and Linux Foundation
- *
- * Author: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#define BT_LOG_TAG "CLI"
-#include "logging.h"
-
-#include <babeltrace2/babeltrace.h>
-#include <babeltrace2/common-internal.h>
-#include <unistd.h>
-#include <stdlib.h>
-#include <popt.h>
-#include <string.h>
-#include <stdio.h>
-#include <glib.h>
-#include <inttypes.h>
-#include <unistd.h>
-#include <signal.h>
-#include "babeltrace2-cfg.h"
-#include "babeltrace2-cfg-cli-args.h"
-#include "babeltrace2-cfg-cli-args-default.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"
-#define NSEC_PER_SEC 1000000000LL
-
-/*
- * Known environment variable names for the log levels of the project's
- * modules.
- */
-static const char* log_level_env_var_names[] = {
- "BABELTRACE_COMMON_LOG_LEVEL",
- "BABELTRACE_COMPAT_LOG_LEVEL",
- "BABELTRACE_CTFSER_LOG_LEVEL",
- "BABELTRACE_FD_CACHE_LOG_LEVEL",
- "BABELTRACE_FLT_LTTNG_UTILS_DEBUG_INFO_LOG_LEVEL",
- "BABELTRACE_FLT_UTILS_COUNTER_LOG_LEVEL",
- "BABELTRACE_FLT_UTILS_MUXER_LOG_LEVEL",
- "BABELTRACE_FLT_UTILS_TRIMMER_LOG_LEVEL",
- "BABELTRACE_PLUGIN_CTF_BFCR_LOG_LEVEL",
- "BABELTRACE_PLUGIN_CTF_METADATA_LOG_LEVEL",
- "BABELTRACE_PLUGIN_CTF_MSG_ITER_LOG_LEVEL",
- "BABELTRACE_PLUGIN_CTF_UTILS_LOG_LEVEL",
- "BABELTRACE_PYTHON_BT2_LOG_LEVEL",
- "BABELTRACE_SINK_CTF_FS_LOG_LEVEL",
- "BABELTRACE_SINK_TEXT_PRETTY_LOG_LEVEL",
- "BABELTRACE_SRC_CTF_FS_LOG_LEVEL",
- "BABELTRACE_SRC_CTF_LTTNG_LIVE_LOG_LEVEL",
- "BABELTRACE_SRC_TEXT_DMESG_LOG_LEVEL",
- NULL,
-};
-
-/* Application's processing graph (weak) */
-static bt_graph *the_graph;
-static bt_query_executor *the_query_executor;
-static bool canceled = false;
-
-GPtrArray *loaded_plugins;
-
-#ifdef __MINGW32__
-
-#include <windows.h>
-
-static
-BOOL WINAPI signal_handler(DWORD signal) {
- if (the_graph) {
- bt_graph_cancel(the_graph);
- }
-
- canceled = true;
-
- return TRUE;
-}
-
-static
-void set_signal_handler(void)
-{
- if (!SetConsoleCtrlHandler(signal_handler, TRUE)) {
- BT_LOGE("Failed to set the ctrl+c handler.");
- }
-}
-
-#else /* __MINGW32__ */
-
-static
-void signal_handler(int signum)
-{
- if (signum != SIGINT) {
- return;
- }
-
- if (the_graph) {
- bt_graph_cancel(the_graph);
- }
-
- if (the_query_executor) {
- bt_query_executor_cancel(the_query_executor);
- }
-
- canceled = true;
-}
-
-static
-void set_signal_handler(void)
-{
- struct sigaction new_action, old_action;
-
- new_action.sa_handler = signal_handler;
- sigemptyset(&new_action.sa_mask);
- new_action.sa_flags = 0;
- sigaction(SIGINT, NULL, &old_action);
-
- if (old_action.sa_handler != SIG_IGN) {
- sigaction(SIGINT, &new_action, NULL);
- }
-}
-
-#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)
-{
- int ret = 0;
-
- the_query_executor = bt_query_executor_create();
- if (!the_query_executor) {
- BT_LOGE_STR("Cannot create a query executor.");
- ret = -1;
- }
-
- return ret;
-}
-
-static
-void destroy_the_query_executor(void)
-{
- BT_QUERY_EXECUTOR_PUT_REF_AND_RESET(the_query_executor);
-}
-
-static
-int query(const bt_component_class *comp_cls, const char *obj,
- const bt_value *params, const bt_value **user_result,
- const char **fail_reason)
-{
- const bt_value *result = NULL;
- bt_query_executor_status status;
- *fail_reason = "unknown error";
- int ret = 0;
-
- BT_ASSERT(fail_reason);
- BT_ASSERT(user_result);
- ret = create_the_query_executor();
- if (ret) {
- /* create_the_query_executor() logs errors */
- goto end;
- }
-
- if (canceled) {
- BT_LOGI("Canceled by user before executing the query: "
- "comp-cls-addr=%p, comp-cls-name=\"%s\", "
- "query-obj=\"%s\"", comp_cls,
- bt_component_class_get_name(comp_cls), obj);
- *fail_reason = "canceled by user";
- goto error;
- }
-
- while (true) {
- status = bt_query_executor_query(the_query_executor,
- comp_cls, obj, params, &result);
- switch (status) {
- case BT_QUERY_EXECUTOR_STATUS_OK:
- goto ok;
- case BT_QUERY_EXECUTOR_STATUS_AGAIN:
- {
- const uint64_t sleep_time_us = 100000;
-
- /* Wait 100 ms and retry */
- BT_LOGV("Got BT_QUERY_EXECUTOR_STATUS_AGAIN: sleeping: "
- "time-us=%" PRIu64, sleep_time_us);
-
- if (usleep(sleep_time_us)) {
- if (bt_query_executor_is_canceled(the_query_executor)) {
- BT_LOGI("Query was canceled by user: "
- "comp-cls-addr=%p, comp-cls-name=\"%s\", "
- "query-obj=\"%s\"", comp_cls,
- bt_component_class_get_name(comp_cls),
- obj);
- *fail_reason = "canceled by user";
- goto error;
- }
- }
-
- continue;
- }
- case BT_QUERY_EXECUTOR_STATUS_CANCELED:
- *fail_reason = "canceled by user";
- goto error;
- case BT_QUERY_EXECUTOR_STATUS_ERROR:
- goto error;
- case BT_QUERY_EXECUTOR_STATUS_INVALID_OBJECT:
- *fail_reason = "invalid or unknown query object";
- goto error;
- case BT_QUERY_EXECUTOR_STATUS_INVALID_PARAMS:
- *fail_reason = "invalid query parameters";
- goto error;
- case BT_QUERY_EXECUTOR_STATUS_UNSUPPORTED:
- *fail_reason = "unsupported action";
- goto error;
- case BT_QUERY_EXECUTOR_STATUS_NOMEM:
- *fail_reason = "not enough memory";
- goto error;
- default:
- BT_LOGF("Unknown query status: status=%d", status);
- abort();
- }
- }
-
-ok:
- *user_result = result;
- result = NULL;
- goto end;
-
-error:
- ret = -1;
-
-end:
- destroy_the_query_executor();
- bt_value_put_ref(result);
- return ret;
-}
-
-static
-const bt_plugin *find_plugin(const char *name)
-{
- int i;
- const bt_plugin *plugin = NULL;
-
- BT_ASSERT(name);
- BT_LOGD("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 (BT_LOG_ON_DEBUG) {
- if (plugin) {
- BT_LOGD("Found plugin: plugin-addr=%p", plugin);
- } else {
- BT_LOGD("Cannot find plugin.");
- }
- }
-
- bt_plugin_get_ref(plugin);
- return plugin;
-}
-
-typedef const void *(*plugin_borrow_comp_cls_func_t)(
- const bt_plugin *, const char *);
-
-static
-const void *find_component_class_from_plugin(const char *plugin_name,
- const char *comp_class_name,
- plugin_borrow_comp_cls_func_t plugin_borrow_comp_cls_func)
-{
- const void *comp_class = NULL;
- const bt_plugin *plugin;
-
- BT_LOGD("Finding component class: plugin-name=\"%s\", "
- "comp-cls-name=\"%s\"", plugin_name, comp_class_name);
-
- plugin = find_plugin(plugin_name);
- if (!plugin) {
- goto end;
- }
-
- comp_class = plugin_borrow_comp_cls_func(plugin, comp_class_name);
- bt_object_get_ref(comp_class);
- BT_PLUGIN_PUT_REF_AND_RESET(plugin);
-
-end:
- if (BT_LOG_ON_DEBUG) {
- if (comp_class) {
- BT_LOGD("Found component class: comp-cls-addr=%p",
- comp_class);
- } else {
- BT_LOGD("Cannot find source component class.");
- }
- }
-
- return comp_class;
-}
-
-static
-const bt_component_class_source *find_source_component_class(
- const char *plugin_name, const char *comp_class_name)
-{
- return (const void *) find_component_class_from_plugin(
- plugin_name, comp_class_name,
- (plugin_borrow_comp_cls_func_t)
- bt_plugin_borrow_source_component_class_by_name_const);
-}
-
-static
-const bt_component_class_filter *find_filter_component_class(
- const char *plugin_name, const char *comp_class_name)
-{
- return (const void *) find_component_class_from_plugin(
- plugin_name, comp_class_name,
- (plugin_borrow_comp_cls_func_t)
- bt_plugin_borrow_filter_component_class_by_name_const);
-}
-
-static
-const bt_component_class_sink *find_sink_component_class(
- const char *plugin_name, const char *comp_class_name)
-{
- return (const void *) find_component_class_from_plugin(plugin_name,
- comp_class_name,
- (plugin_borrow_comp_cls_func_t)
- bt_plugin_borrow_sink_component_class_by_name_const);
-}
-
-static
-const bt_component_class *find_component_class(const char *plugin_name,
- const char *comp_class_name,
- bt_component_class_type comp_class_type)
-{
- const bt_component_class *comp_cls = NULL;
-
- switch (comp_class_type) {
- case BT_COMPONENT_CLASS_TYPE_SOURCE:
- comp_cls = bt_component_class_source_as_component_class_const(find_source_component_class(plugin_name, comp_class_name));
- break;
- case BT_COMPONENT_CLASS_TYPE_FILTER:
- comp_cls = bt_component_class_filter_as_component_class_const(find_filter_component_class(plugin_name, comp_class_name));
- break;
- case BT_COMPONENT_CLASS_TYPE_SINK:
- comp_cls = bt_component_class_sink_as_component_class_const(find_sink_component_class(plugin_name, comp_class_name));
- break;
- default:
- abort();
- }
-
- return comp_cls;
-}
-
-static
-void print_indent(FILE *fp, size_t indent)
-{
- size_t i;
-
- for (i = 0; i < indent; i++) {
- fprintf(fp, " ");
- }
-}
-
-static
-const char *component_type_str(bt_component_class_type type)
-{
- switch (type) {
- case BT_COMPONENT_CLASS_TYPE_SOURCE:
- return "source";
- case BT_COMPONENT_CLASS_TYPE_SINK:
- return "sink";
- case BT_COMPONENT_CLASS_TYPE_FILTER:
- return "filter";
- default:
- return "(unknown)";
- }
-}
-
-static
-void print_plugin_comp_cls_opt(FILE *fh, const char *plugin_name,
- const char *comp_cls_name, bt_component_class_type type)
-{
- GString *shell_plugin_name = NULL;
- GString *shell_comp_cls_name = NULL;
-
- shell_plugin_name = bt_common_shell_quote(plugin_name, false);
- if (!shell_plugin_name) {
- goto end;
- }
-
- shell_comp_cls_name = bt_common_shell_quote(comp_cls_name, false);
- if (!shell_comp_cls_name) {
- goto end;
- }
-
- fprintf(fh, "'%s%s%s%s.%s%s%s.%s%s%s'",
- bt_common_color_bold(),
- bt_common_color_fg_cyan(),
- component_type_str(type),
- bt_common_color_fg_default(),
- bt_common_color_fg_blue(),
- shell_plugin_name->str,
- bt_common_color_fg_default(),
- bt_common_color_fg_yellow(),
- shell_comp_cls_name->str,
- bt_common_color_reset());
-
-end:
- if (shell_plugin_name) {
- g_string_free(shell_plugin_name, TRUE);
- }
-
- if (shell_comp_cls_name) {
- g_string_free(shell_comp_cls_name, TRUE);
- }
-}
-
-static
-void print_value(FILE *, const bt_value *, size_t);
-
-static
-void print_value_rec(FILE *, const bt_value *, size_t);
-
-struct print_map_value_data {
- size_t indent;
- FILE *fp;
-};
-
-static
-bt_bool print_map_value(const char *key, const bt_value *object,
- void *data)
-{
- struct print_map_value_data *print_map_value_data = data;
-
- print_indent(print_map_value_data->fp, print_map_value_data->indent);
- fprintf(print_map_value_data->fp, "%s: ", key);
- BT_ASSERT(object);
-
- if (bt_value_is_array(object) &&
- bt_value_array_is_empty(object)) {
- fprintf(print_map_value_data->fp, "[ ]\n");
- return true;
- }
-
- if (bt_value_is_map(object) &&
- bt_value_map_is_empty(object)) {
- fprintf(print_map_value_data->fp, "{ }\n");
- return true;
- }
-
- if (bt_value_is_array(object) ||
- bt_value_is_map(object)) {
- fprintf(print_map_value_data->fp, "\n");
- }
-
- print_value_rec(print_map_value_data->fp, object,
- print_map_value_data->indent + 2);
- return BT_TRUE;
-}
-
-static
-void print_value_rec(FILE *fp, const bt_value *value, size_t indent)
-{
- bt_bool bool_val;
- int64_t int_val;
- uint64_t uint_val;
- double dbl_val;
- const char *str_val;
- int size;
- int i;
-
- if (!value) {
- return;
- }
-
- switch (bt_value_get_type(value)) {
- case BT_VALUE_TYPE_NULL:
- fprintf(fp, "%snull%s\n", bt_common_color_bold(),
- bt_common_color_reset());
- break;
- case BT_VALUE_TYPE_BOOL:
- bool_val = bt_value_bool_get(value);
- fprintf(fp, "%s%s%s%s\n", bt_common_color_bold(),
- bt_common_color_fg_cyan(), bool_val ? "yes" : "no",
- bt_common_color_reset());
- break;
- case BT_VALUE_TYPE_UNSIGNED_INTEGER:
- uint_val = bt_value_unsigned_integer_get(value);
- fprintf(fp, "%s%s%" PRIu64 "%s\n", bt_common_color_bold(),
- bt_common_color_fg_red(), uint_val,
- bt_common_color_reset());
- break;
- case BT_VALUE_TYPE_SIGNED_INTEGER:
- int_val = bt_value_signed_integer_get(value);
- fprintf(fp, "%s%s%" PRId64 "%s\n", bt_common_color_bold(),
- bt_common_color_fg_red(), int_val,
- bt_common_color_reset());
- break;
- case BT_VALUE_TYPE_REAL:
- dbl_val = bt_value_real_get(value);
- fprintf(fp, "%s%s%lf%s\n", bt_common_color_bold(),
- bt_common_color_fg_red(), dbl_val,
- bt_common_color_reset());
- break;
- case BT_VALUE_TYPE_STRING:
- str_val = bt_value_string_get(value);
- fprintf(fp, "%s%s%s%s\n", bt_common_color_bold(),
- bt_common_color_fg_green(), str_val,
- bt_common_color_reset());
- break;
- case BT_VALUE_TYPE_ARRAY:
- size = bt_value_array_get_size(value);
- if (size < 0) {
- goto error;
- }
-
- if (size == 0) {
- print_indent(fp, indent);
- fprintf(fp, "[ ]\n");
- break;
- }
-
- for (i = 0; i < size; i++) {
- const bt_value *element =
- bt_value_array_borrow_element_by_index_const(
- value, i);
-
- if (!element) {
- goto error;
- }
- print_indent(fp, indent);
- fprintf(fp, "- ");
-
- if (bt_value_is_array(element) &&
- bt_value_array_is_empty(element)) {
- fprintf(fp, "[ ]\n");
- continue;
- }
-
- if (bt_value_is_map(element) &&
- bt_value_map_is_empty(element)) {
- fprintf(fp, "{ }\n");
- continue;
- }
-
- if (bt_value_is_array(element) ||
- bt_value_is_map(element)) {
- fprintf(fp, "\n");
- }
-
- print_value_rec(fp, element, indent + 2);
- }
- break;
- case BT_VALUE_TYPE_MAP:
- {
- struct print_map_value_data data = {
- .indent = indent,
- .fp = fp,
- };
-
- if (bt_value_map_is_empty(value)) {
- print_indent(fp, indent);
- fprintf(fp, "{ }\n");
- break;
- }
-
- bt_value_map_foreach_entry_const(value, print_map_value, &data);
- break;
- }
- default:
- abort();
- }
- return;
-
-error:
- BT_LOGE("Error printing value of type %s.",
- bt_common_value_type_string(bt_value_get_type(value)));
-}
-
-static
-void print_value(FILE *fp, const bt_value *value, size_t indent)
-{
- if (!bt_value_is_array(value) && !bt_value_is_map(value)) {
- print_indent(fp, indent);
- }
-
- print_value_rec(fp, value, indent);
-}
-
-static
-void print_bt_config_component(struct bt_config_component *bt_config_component)
-{
- fprintf(stderr, " ");
- print_plugin_comp_cls_opt(stderr, bt_config_component->plugin_name->str,
- bt_config_component->comp_cls_name->str,
- bt_config_component->type);
- fprintf(stderr, ":\n");
-
- if (bt_config_component->instance_name->len > 0) {
- fprintf(stderr, " Name: %s\n",
- bt_config_component->instance_name->str);
- }
-
- fprintf(stderr, " Parameters:\n");
- print_value(stderr, bt_config_component->params, 8);
-}
-
-static
-void print_bt_config_components(GPtrArray *array)
-{
- size_t i;
-
- for (i = 0; i < array->len; i++) {
- struct bt_config_component *cfg_component =
- bt_config_get_component(array, i);
- print_bt_config_component(cfg_component);
- BT_OBJECT_PUT_REF_AND_RESET(cfg_component);
- }
-}
-
-static
-void print_plugin_paths(const bt_value *plugin_paths)
-{
- fprintf(stderr, " Plugin paths:\n");
- print_value(stderr, plugin_paths, 4);
-}
-
-static
-void print_cfg_run(struct bt_config *cfg)
-{
- size_t i;
-
- print_plugin_paths(cfg->plugin_paths);
- fprintf(stderr, " Source component instances:\n");
- print_bt_config_components(cfg->cmd_data.run.sources);
-
- if (cfg->cmd_data.run.filters->len > 0) {
- fprintf(stderr, " Filter component instances:\n");
- print_bt_config_components(cfg->cmd_data.run.filters);
- }
-
- fprintf(stderr, " Sink component instances:\n");
- print_bt_config_components(cfg->cmd_data.run.sinks);
- fprintf(stderr, " Connections:\n");
-
- for (i = 0; i < cfg->cmd_data.run.connections->len; i++) {
- struct bt_config_connection *cfg_connection =
- g_ptr_array_index(cfg->cmd_data.run.connections,
- i);
-
- fprintf(stderr, " %s%s%s -> %s%s%s\n",
- cfg_connection->upstream_comp_name->str,
- cfg_connection->upstream_port_glob->len > 0 ? "." : "",
- cfg_connection->upstream_port_glob->str,
- cfg_connection->downstream_comp_name->str,
- cfg_connection->downstream_port_glob->len > 0 ? "." : "",
- cfg_connection->downstream_port_glob->str);
- }
-}
-
-static
-void print_cfg_list_plugins(struct bt_config *cfg)
-{
- print_plugin_paths(cfg->plugin_paths);
-}
-
-static
-void print_cfg_help(struct bt_config *cfg)
-{
- print_plugin_paths(cfg->plugin_paths);
-}
-
-static
-void print_cfg_print_ctf_metadata(struct bt_config *cfg)
-{
- print_plugin_paths(cfg->plugin_paths);
- fprintf(stderr, " Path: %s\n",
- cfg->cmd_data.print_ctf_metadata.path->str);
-}
-
-static
-void print_cfg_print_lttng_live_sessions(struct bt_config *cfg)
-{
- print_plugin_paths(cfg->plugin_paths);
- fprintf(stderr, " URL: %s\n",
- cfg->cmd_data.print_lttng_live_sessions.url->str);
-}
-
-static
-void print_cfg_query(struct bt_config *cfg)
-{
- print_plugin_paths(cfg->plugin_paths);
- fprintf(stderr, " Object: `%s`\n", cfg->cmd_data.query.object->str);
- fprintf(stderr, " Component class:\n");
- print_bt_config_component(cfg->cmd_data.query.cfg_component);
-}
-
-static
-void print_cfg(struct bt_config *cfg)
-{
- if (!BT_LOG_ON_INFO) {
- return;
- }
-
- BT_LOGI_STR("Configuration:");
- fprintf(stderr, " Debug mode: %s\n", cfg->debug ? "yes" : "no");
- fprintf(stderr, " Verbose mode: %s\n", cfg->verbose ? "yes" : "no");
-
- switch (cfg->command) {
- case BT_CONFIG_COMMAND_RUN:
- print_cfg_run(cfg);
- break;
- case BT_CONFIG_COMMAND_LIST_PLUGINS:
- print_cfg_list_plugins(cfg);
- break;
- case BT_CONFIG_COMMAND_HELP:
- print_cfg_help(cfg);
- break;
- case BT_CONFIG_COMMAND_QUERY:
- print_cfg_query(cfg);
- break;
- case BT_CONFIG_COMMAND_PRINT_CTF_METADATA:
- print_cfg_print_ctf_metadata(cfg);
- break;
- case BT_CONFIG_COMMAND_PRINT_LTTNG_LIVE_SESSIONS:
- print_cfg_print_lttng_live_sessions(cfg);
- break;
- default:
- abort();
- }
-}
-
-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_LOGE_STR("Cannot load dynamic plugins: no plugin path.");
- ret = -1;
- goto end;
- }
-
- BT_LOGI("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;
-
- 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_LOGV("Skipping nonexistent directory path: "
- "path=\"%s\"", plugin_path);
- continue;
- }
-
- plugin_set = bt_plugin_find_all_from_dir(plugin_path, false);
- if (!plugin_set) {
- BT_LOGD("Unable to load dynamic plugins: path=\"%s\"",
- plugin_path);
- continue;
- }
-
- 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_LOGI("Loading static plugins.");
- plugin_set = bt_plugin_find_all_from_static();
- if (!plugin_set) {
- BT_LOGE("Unable to load static plugins.");
- ret = -1;
- goto end;
- }
-
- 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)
-{
- unsigned int major, minor, patch;
- const char *extra;
- bt_property_availability version_avail;
- const char *plugin_name;
- const char *path;
- const char *author;
- const char *license;
- const char *plugin_description;
-
- plugin_name = bt_plugin_get_name(plugin);
- path = bt_plugin_get_path(plugin);
- author = bt_plugin_get_author(plugin);
- license = bt_plugin_get_license(plugin);
- plugin_description = bt_plugin_get_description(plugin);
- version_avail = bt_plugin_get_version(plugin, &major, &minor,
- &patch, &extra);
- printf("%s%s%s%s:\n", bt_common_color_bold(),
- bt_common_color_fg_blue(), plugin_name,
- bt_common_color_reset());
- if (path) {
- printf(" %sPath%s: %s\n", bt_common_color_bold(),
- bt_common_color_reset(), path);
- } else {
- puts(" Built-in");
- }
-
- if (version_avail == BT_PROPERTY_AVAILABILITY_AVAILABLE) {
- printf(" %sVersion%s: %u.%u.%u",
- bt_common_color_bold(), bt_common_color_reset(),
- major, minor, patch);
-
- if (extra) {
- printf("%s", extra);
- }
-
- printf("\n");
- }
-
- printf(" %sDescription%s: %s\n", bt_common_color_bold(),
- bt_common_color_reset(),
- plugin_description ? plugin_description : "(None)");
- printf(" %sAuthor%s: %s\n", bt_common_color_bold(),
- bt_common_color_reset(), author ? author : "(Unknown)");
- printf(" %sLicense%s: %s\n", bt_common_color_bold(),
- bt_common_color_reset(),
- license ? license : "(Unknown)");
-}
-
-static
-int cmd_query(struct bt_config *cfg)
-{
- int ret = 0;
- const bt_component_class *comp_cls = NULL;
- const bt_value *results = NULL;
- const char *fail_reason = NULL;
-
- comp_cls = find_component_class(
- cfg->cmd_data.query.cfg_component->plugin_name->str,
- cfg->cmd_data.query.cfg_component->comp_cls_name->str,
- cfg->cmd_data.query.cfg_component->type);
- if (!comp_cls) {
- BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
- "comp-cls-name=\"%s\", comp-cls-type=%d",
- cfg->cmd_data.query.cfg_component->plugin_name->str,
- cfg->cmd_data.query.cfg_component->comp_cls_name->str,
- cfg->cmd_data.query.cfg_component->type);
- fprintf(stderr, "%s%sCannot find component class %s",
- bt_common_color_bold(),
- bt_common_color_fg_red(),
- bt_common_color_reset());
- print_plugin_comp_cls_opt(stderr,
- cfg->cmd_data.query.cfg_component->plugin_name->str,
- cfg->cmd_data.query.cfg_component->comp_cls_name->str,
- cfg->cmd_data.query.cfg_component->type);
- fprintf(stderr, "\n");
- ret = -1;
- goto end;
- }
-
- ret = query(comp_cls, cfg->cmd_data.query.object->str,
- cfg->cmd_data.query.cfg_component->params,
- &results, &fail_reason);
- if (ret) {
- goto failed;
- }
-
- print_value(stdout, results, 0);
- goto end;
-
-failed:
- BT_LOGE("Failed to query component class: %s: plugin-name=\"%s\", "
- "comp-cls-name=\"%s\", comp-cls-type=%d "
- "object=\"%s\"", fail_reason,
- cfg->cmd_data.query.cfg_component->plugin_name->str,
- cfg->cmd_data.query.cfg_component->comp_cls_name->str,
- cfg->cmd_data.query.cfg_component->type,
- cfg->cmd_data.query.object->str);
- fprintf(stderr, "%s%sFailed to query info to %s",
- bt_common_color_bold(),
- bt_common_color_fg_red(),
- bt_common_color_reset());
- print_plugin_comp_cls_opt(stderr,
- cfg->cmd_data.query.cfg_component->plugin_name->str,
- cfg->cmd_data.query.cfg_component->comp_cls_name->str,
- cfg->cmd_data.query.cfg_component->type);
- fprintf(stderr, "%s%s with object `%s`: %s%s\n",
- bt_common_color_bold(),
- bt_common_color_fg_red(),
- cfg->cmd_data.query.object->str,
- fail_reason,
- bt_common_color_reset());
- ret = -1;
-
-end:
- bt_component_class_put_ref(comp_cls);
- bt_value_put_ref(results);
- return ret;
-}
-
-static
-void print_component_class_help(const char *plugin_name,
- const bt_component_class *comp_cls)
-{
- const char *comp_class_name =
- bt_component_class_get_name(comp_cls);
- const char *comp_class_description =
- bt_component_class_get_description(comp_cls);
- const char *comp_class_help =
- bt_component_class_get_help(comp_cls);
- bt_component_class_type type =
- bt_component_class_get_type(comp_cls);
-
- print_plugin_comp_cls_opt(stdout, plugin_name, comp_class_name, type);
- printf("\n");
- printf(" %sDescription%s: %s\n", bt_common_color_bold(),
- bt_common_color_reset(),
- comp_class_description ? comp_class_description : "(None)");
-
- if (comp_class_help) {
- printf("\n%s\n", comp_class_help);
- }
-}
-
-static
-int cmd_help(struct bt_config *cfg)
-{
- int ret = 0;
- 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);
- if (!plugin) {
- BT_LOGE("Cannot find plugin: plugin-name=\"%s\"",
- cfg->cmd_data.help.cfg_component->plugin_name->str);
- fprintf(stderr, "%s%sCannot find plugin %s%s%s\n",
- bt_common_color_bold(), bt_common_color_fg_red(),
- bt_common_color_fg_blue(),
- cfg->cmd_data.help.cfg_component->plugin_name->str,
- bt_common_color_reset());
- ret = -1;
- goto end;
- }
-
- print_plugin_info(plugin);
- printf(" %sSource component classes%s: %d\n",
- bt_common_color_bold(),
- bt_common_color_reset(),
- (int) bt_plugin_get_source_component_class_count(plugin));
- printf(" %sFilter component classes%s: %d\n",
- bt_common_color_bold(),
- bt_common_color_reset(),
- (int) bt_plugin_get_filter_component_class_count(plugin));
- printf(" %sSink component classes%s: %d\n",
- bt_common_color_bold(),
- bt_common_color_reset(),
- (int) bt_plugin_get_sink_component_class_count(plugin));
-
- if (strlen(cfg->cmd_data.help.cfg_component->comp_cls_name->str) == 0) {
- /* Plugin help only */
- goto end;
- }
-
- needed_comp_cls = find_component_class(
- cfg->cmd_data.help.cfg_component->plugin_name->str,
- cfg->cmd_data.help.cfg_component->comp_cls_name->str,
- cfg->cmd_data.help.cfg_component->type);
- if (!needed_comp_cls) {
- BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
- "comp-cls-name=\"%s\", comp-cls-type=%d",
- cfg->cmd_data.help.cfg_component->plugin_name->str,
- cfg->cmd_data.help.cfg_component->comp_cls_name->str,
- cfg->cmd_data.help.cfg_component->type);
- fprintf(stderr, "\n%s%sCannot find component class %s",
- bt_common_color_bold(),
- bt_common_color_fg_red(),
- bt_common_color_reset());
- print_plugin_comp_cls_opt(stderr,
- cfg->cmd_data.help.cfg_component->plugin_name->str,
- cfg->cmd_data.help.cfg_component->comp_cls_name->str,
- cfg->cmd_data.help.cfg_component->type);
- fprintf(stderr, "\n");
- ret = -1;
- goto end;
- }
-
- printf("\n");
- print_component_class_help(
- cfg->cmd_data.help.cfg_component->plugin_name->str,
- needed_comp_cls);
-
-end:
- bt_component_class_put_ref(needed_comp_cls);
- bt_plugin_put_ref(plugin);
- return ret;
-}
-
-typedef void *(* plugin_borrow_comp_cls_by_index_func_t)(const bt_plugin *,
- uint64_t);
-typedef const bt_component_class *(* spec_comp_cls_borrow_comp_cls_func_t)(
- void *);
-
-void cmd_list_plugins_print_component_classes(const bt_plugin *plugin,
- const char *cc_type_name, uint64_t count,
- plugin_borrow_comp_cls_by_index_func_t borrow_comp_cls_by_index_func,
- spec_comp_cls_borrow_comp_cls_func_t spec_comp_cls_borrow_comp_cls_func)
-{
- uint64_t i;
-
- if (count == 0) {
- printf(" %s%s component classes%s: (none)\n",
- bt_common_color_bold(),
- cc_type_name,
- bt_common_color_reset());
- goto end;
- } else {
- printf(" %s%s component classes%s:\n",
- bt_common_color_bold(),
- cc_type_name,
- bt_common_color_reset());
- }
-
- for (i = 0; i < count; i++) {
- const bt_component_class *comp_class =
- spec_comp_cls_borrow_comp_cls_func(
- borrow_comp_cls_by_index_func(plugin, i));
- const char *comp_class_name =
- bt_component_class_get_name(comp_class);
- const char *comp_class_description =
- bt_component_class_get_description(comp_class);
- bt_component_class_type type =
- bt_component_class_get_type(comp_class);
-
- printf(" ");
- print_plugin_comp_cls_opt(stdout,
- bt_plugin_get_name(plugin), comp_class_name,
- type);
-
- if (comp_class_description) {
- printf(": %s", comp_class_description);
- }
-
- printf("\n");
- }
-
-end:
- return;
-}
-
-static
-int cmd_list_plugins(struct bt_config *cfg)
-{
- int ret = 0;
- int plugins_count, component_classes_count = 0, i;
-
- printf("From the following plugin paths:\n\n");
- print_value(stdout, cfg->plugin_paths, 2);
- printf("\n");
- plugins_count = loaded_plugins->len;
- 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);
-
- component_classes_count +=
- bt_plugin_get_source_component_class_count(plugin) +
- bt_plugin_get_filter_component_class_count(plugin) +
- bt_plugin_get_sink_component_class_count(plugin);
- }
-
- printf("Found %s%d%s component classes in %s%d%s plugins.\n",
- bt_common_color_bold(),
- component_classes_count,
- bt_common_color_reset(),
- bt_common_color_bold(),
- plugins_count,
- bt_common_color_reset());
-
- for (i = 0; i < plugins_count; i++) {
- const bt_plugin *plugin = g_ptr_array_index(loaded_plugins, i);
-
- printf("\n");
- print_plugin_info(plugin);
- cmd_list_plugins_print_component_classes(plugin, "Source",
- bt_plugin_get_source_component_class_count(plugin),
- (plugin_borrow_comp_cls_by_index_func_t)
- bt_plugin_borrow_source_component_class_by_index_const,
- (spec_comp_cls_borrow_comp_cls_func_t)
- bt_component_class_source_as_component_class);
- cmd_list_plugins_print_component_classes(plugin, "Filter",
- bt_plugin_get_filter_component_class_count(plugin),
- (plugin_borrow_comp_cls_by_index_func_t)
- bt_plugin_borrow_filter_component_class_by_index_const,
- (spec_comp_cls_borrow_comp_cls_func_t)
- bt_component_class_filter_as_component_class);
- cmd_list_plugins_print_component_classes(plugin, "Sink",
- bt_plugin_get_sink_component_class_count(plugin),
- (plugin_borrow_comp_cls_by_index_func_t)
- bt_plugin_borrow_sink_component_class_by_index_const,
- (spec_comp_cls_borrow_comp_cls_func_t)
- bt_component_class_sink_as_component_class);
- }
-
-end:
- return ret;
-}
-
-static
-int cmd_print_lttng_live_sessions(struct bt_config *cfg)
-{
- int ret = 0;
- const bt_component_class *comp_cls = NULL;
- const bt_value *results = NULL;
- bt_value *params = NULL;
- const bt_value *map = NULL;
- const bt_value *v = NULL;
- static const char * const plugin_name = "ctf";
- static const char * const comp_cls_name = "lttng-live";
- static const bt_component_class_type comp_cls_type =
- BT_COMPONENT_CLASS_TYPE_SOURCE;
- int64_t array_size, i;
- const char *fail_reason = NULL;
- FILE *out_stream = stdout;
-
- BT_ASSERT(cfg->cmd_data.print_lttng_live_sessions.url);
- comp_cls = find_component_class(plugin_name, comp_cls_name,
- comp_cls_type);
- if (!comp_cls) {
- BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
- "comp-cls-name=\"%s\", comp-cls-type=%d",
- plugin_name, comp_cls_name,
- BT_COMPONENT_CLASS_TYPE_SOURCE);
- fprintf(stderr, "%s%sCannot find component class %s",
- bt_common_color_bold(),
- bt_common_color_fg_red(),
- bt_common_color_reset());
- print_plugin_comp_cls_opt(stderr, plugin_name,
- comp_cls_name, comp_cls_type);
- fprintf(stderr, "\n");
- goto error;
- }
-
- params = bt_value_map_create();
- if (!params) {
- goto error;
- }
-
- ret = bt_value_map_insert_string_entry(params, "url",
- cfg->cmd_data.print_lttng_live_sessions.url->str);
- if (ret) {
- goto error;
- }
-
- ret = query(comp_cls, "sessions", params,
- &results, &fail_reason);
- if (ret) {
- goto failed;
- }
-
- BT_ASSERT(results);
-
- if (!bt_value_is_array(results)) {
- BT_LOGE_STR("Expecting an array for sessions query.");
- fprintf(stderr, "%s%sUnexpected type returned by session query%s\n",
- bt_common_color_bold(),
- bt_common_color_fg_red(),
- bt_common_color_reset());
- goto error;
- }
-
- if (cfg->cmd_data.print_lttng_live_sessions.output_path->len > 0) {
- out_stream =
- fopen(cfg->cmd_data.print_lttng_live_sessions.output_path->str,
- "w");
- if (!out_stream) {
- ret = -1;
- BT_LOGE_ERRNO("Cannot open file for writing",
- ": path=\"%s\"",
- cfg->cmd_data.print_lttng_live_sessions.output_path->str);
- goto end;
- }
- }
-
- array_size = bt_value_array_get_size(results);
- for (i = 0; i < array_size; i++) {
- const char *url_text;
- int64_t timer_us, streams, clients;
-
- map = bt_value_array_borrow_element_by_index_const(results, i);
- if (!map) {
- BT_LOGE_STR("Unexpected empty array entry.");
- goto error;
- }
- if (!bt_value_is_map(map)) {
- BT_LOGE_STR("Unexpected entry type.");
- goto error;
- }
-
- v = bt_value_map_borrow_entry_value_const(map, "url");
- if (!v) {
- BT_LOGE_STR("Unexpected empty array \"url\" entry.");
- goto error;
- }
- url_text = bt_value_string_get(v);
- fprintf(out_stream, "%s", url_text);
- v = bt_value_map_borrow_entry_value_const(map, "timer-us");
- if (!v) {
- BT_LOGE_STR("Unexpected empty array \"timer-us\" entry.");
- goto error;
- }
- timer_us = bt_value_signed_integer_get(v);
- fprintf(out_stream, " (timer = %" PRIu64 ", ", timer_us);
- v = bt_value_map_borrow_entry_value_const(map, "stream-count");
- if (!v) {
- BT_LOGE_STR("Unexpected empty array \"stream-count\" entry.");
- goto error;
- }
- streams = bt_value_signed_integer_get(v);
- fprintf(out_stream, "%" PRIu64 " stream(s), ", streams);
- v = bt_value_map_borrow_entry_value_const(map, "client-count");
- if (!v) {
- BT_LOGE_STR("Unexpected empty array \"client-count\" entry.");
- goto error;
- }
- clients = bt_value_signed_integer_get(v);
- fprintf(out_stream, "%" PRIu64 " client(s) connected)\n", clients);
- }
-
- goto end;
-
-failed:
- BT_LOGE("Failed to query for sessions: %s", fail_reason);
- fprintf(stderr, "%s%sFailed to request sessions: %s%s\n",
- bt_common_color_bold(),
- bt_common_color_fg_red(),
- fail_reason,
- bt_common_color_reset());
-
-error:
- ret = -1;
-
-end:
- bt_value_put_ref(results);
- bt_value_put_ref(params);
- bt_component_class_put_ref(comp_cls);
-
- if (out_stream && out_stream != stdout) {
- int fclose_ret = fclose(out_stream);
-
- if (fclose_ret) {
- BT_LOGE_ERRNO("Cannot close file stream",
- ": path=\"%s\"",
- cfg->cmd_data.print_lttng_live_sessions.output_path->str);
- }
- }
-
- return ret;
-}
-
-static
-int cmd_print_ctf_metadata(struct bt_config *cfg)
-{
- int ret = 0;
- const bt_component_class *comp_cls = NULL;
- const bt_value *results = NULL;
- bt_value *params = NULL;
- const bt_value *metadata_text_value = NULL;
- const char *metadata_text = NULL;
- static const char * const plugin_name = "ctf";
- static const char * const comp_cls_name = "fs";
- static const bt_component_class_type comp_cls_type =
- BT_COMPONENT_CLASS_TYPE_SOURCE;
- const char *fail_reason = NULL;
- FILE *out_stream = stdout;
-
- BT_ASSERT(cfg->cmd_data.print_ctf_metadata.path);
- comp_cls = find_component_class(plugin_name, comp_cls_name,
- comp_cls_type);
- if (!comp_cls) {
- BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
- "comp-cls-name=\"%s\", comp-cls-type=%d",
- plugin_name, comp_cls_name,
- BT_COMPONENT_CLASS_TYPE_SOURCE);
- fprintf(stderr, "%s%sCannot find component class %s",
- bt_common_color_bold(),
- bt_common_color_fg_red(),
- bt_common_color_reset());
- print_plugin_comp_cls_opt(stderr, plugin_name,
- comp_cls_name, comp_cls_type);
- fprintf(stderr, "\n");
- ret = -1;
- goto end;
- }
-
- params = bt_value_map_create();
- if (!params) {
- ret = -1;
- goto end;
- }
-
- ret = bt_value_map_insert_string_entry(params, "path",
- cfg->cmd_data.print_ctf_metadata.path->str);
- if (ret) {
- ret = -1;
- goto end;
- }
-
- ret = query(comp_cls, "metadata-info",
- params, &results, &fail_reason);
- if (ret) {
- goto failed;
- }
-
- metadata_text_value = bt_value_map_borrow_entry_value_const(results,
- "text");
- if (!metadata_text_value) {
- BT_LOGE_STR("Cannot find `text` string value in the resulting metadata info object.");
- ret = -1;
- goto end;
- }
-
- metadata_text = bt_value_string_get(metadata_text_value);
-
- if (cfg->cmd_data.print_ctf_metadata.output_path->len > 0) {
- out_stream =
- fopen(cfg->cmd_data.print_ctf_metadata.output_path->str,
- "w");
- if (!out_stream) {
- ret = -1;
- BT_LOGE_ERRNO("Cannot open file for writing",
- ": path=\"%s\"",
- cfg->cmd_data.print_ctf_metadata.output_path->str);
- goto end;
- }
- }
-
- ret = fprintf(out_stream, "%s\n", metadata_text);
- if (ret < 0) {
- BT_LOGE("Cannot write whole metadata text to output stream: "
- "ret=%d", ret);
- goto end;
- }
-
- ret = 0;
-
- goto end;
-
-failed:
- ret = -1;
- BT_LOGE("Failed to query for metadata info: %s", fail_reason);
- fprintf(stderr, "%s%sFailed to request metadata info: %s%s\n",
- bt_common_color_bold(),
- bt_common_color_fg_red(),
- fail_reason,
- bt_common_color_reset());
-
-end:
- bt_value_put_ref(results);
- bt_value_put_ref(params);
- bt_component_class_put_ref(comp_cls);
-
- if (out_stream && out_stream != stdout) {
- int fclose_ret = fclose(out_stream);
-
- if (fclose_ret) {
- BT_LOGE_ERRNO("Cannot close file stream",
- ": path=\"%s\"",
- cfg->cmd_data.print_ctf_metadata.output_path->str);
- }
- }
-
- return ret;
-}
-
-struct port_id {
- char *instance_name;
- char *port_name;
-};
-
-struct trace_range {
- uint64_t intersection_range_begin_ns;
- uint64_t intersection_range_end_ns;
-};
-
-static
-guint port_id_hash(gconstpointer v)
-{
- const struct port_id *id = v;
-
- BT_ASSERT(id->instance_name);
- BT_ASSERT(id->port_name);
-
- return g_str_hash(id->instance_name) ^ g_str_hash(id->port_name);
-}
-
-static
-gboolean port_id_equal(gconstpointer v1, gconstpointer v2)
-{
- 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);
-}
-
-static
-void port_id_destroy(gpointer data)
-{
- struct port_id *id = data;
-
- free(id->instance_name);
- free(id->port_name);
- free(id);
-}
-
-static
-void trace_range_destroy(gpointer data)
-{
- free(data);
-}
-
-struct cmd_run_ctx {
- /* Owned by this */
- GHashTable *src_components;
-
- /* Owned by this */
- GHashTable *flt_components;
-
- /* Owned by this */
- GHashTable *sink_components;
-
- /* Owned by this */
- bt_graph *graph;
-
- /* Weak */
- struct bt_config *cfg;
-
- bool connect_ports;
-
- bool stream_intersection_mode;
-
- /*
- * Association of struct port_id -> struct trace_range.
- */
- GHashTable *intersections;
-};
-
-/* Returns a timestamp of the form "(-)s.ns" */
-static
-char *s_from_ns(int64_t ns)
-{
- int ret;
- char *s_ret = NULL;
- bool is_negative;
- int64_t ts_sec_abs, ts_nsec_abs;
- int64_t ts_sec = ns / NSEC_PER_SEC;
- int64_t ts_nsec = ns % NSEC_PER_SEC;
-
- if (ts_sec >= 0 && ts_nsec >= 0) {
- is_negative = false;
- ts_sec_abs = ts_sec;
- ts_nsec_abs = ts_nsec;
- } else if (ts_sec > 0 && ts_nsec < 0) {
- is_negative = false;
- ts_sec_abs = ts_sec - 1;
- ts_nsec_abs = NSEC_PER_SEC + ts_nsec;
- } else if (ts_sec == 0 && ts_nsec < 0) {
- is_negative = true;
- ts_sec_abs = ts_sec;
- ts_nsec_abs = -ts_nsec;
- } else if (ts_sec < 0 && ts_nsec > 0) {
- is_negative = true;
- ts_sec_abs = -(ts_sec + 1);
- ts_nsec_abs = NSEC_PER_SEC - ts_nsec;
- } else if (ts_sec < 0 && ts_nsec == 0) {
- is_negative = true;
- ts_sec_abs = -ts_sec;
- ts_nsec_abs = ts_nsec;
- } else { /* (ts_sec < 0 && ts_nsec < 0) */
- is_negative = true;
- ts_sec_abs = -ts_sec;
- ts_nsec_abs = -ts_nsec;
- }
-
- ret = asprintf(&s_ret, "%s%" PRId64 ".%09" PRId64,
- is_negative ? "-" : "", ts_sec_abs, ts_nsec_abs);
- if (ret < 0) {
- s_ret = NULL;
- }
- return s_ret;
-}
-
-static
-int cmd_run_ctx_connect_upstream_port_to_downstream_component(
- struct cmd_run_ctx *ctx,
- const bt_component *upstream_comp,
- const bt_port_output *out_upstream_port,
- struct bt_config_connection *cfg_conn)
-{
- typedef uint64_t (*input_port_count_func_t)(void *);
- typedef const bt_port_input *(*borrow_input_port_by_index_func_t)(
- const void *, uint64_t);
- const bt_port *upstream_port =
- bt_port_output_as_port_const(out_upstream_port);
-
- int ret = 0;
- GQuark downstreamp_comp_name_quark;
- void *downstream_comp;
- uint64_t downstream_port_count;
- uint64_t i;
- input_port_count_func_t port_count_fn;
- borrow_input_port_by_index_func_t port_by_index_fn;
- bt_graph_status status = BT_GRAPH_STATUS_ERROR;
- bool insert_trimmer = false;
- bt_value *trimmer_params = NULL;
- char *intersection_begin = NULL;
- char *intersection_end = NULL;
- const bt_component_filter *trimmer = NULL;
- const bt_component_class_filter *trimmer_class = NULL;
- const bt_port_input *trimmer_input = NULL;
- const bt_port_output *trimmer_output = NULL;
-
- if (ctx->intersections &&
- bt_component_get_class_type(upstream_comp) ==
- BT_COMPONENT_CLASS_TYPE_SOURCE) {
- struct trace_range *range;
- struct port_id port_id = {
- .instance_name = (char *) bt_component_get_name(upstream_comp),
- .port_name = (char *) bt_port_get_name(upstream_port)
- };
-
- if (!port_id.instance_name || !port_id.port_name) {
- goto error;
- }
-
- range = (struct trace_range *) g_hash_table_lookup(
- ctx->intersections, &port_id);
- if (range) {
- bt_value_status status;
-
- intersection_begin = s_from_ns(
- range->intersection_range_begin_ns);
- intersection_end = s_from_ns(
- range->intersection_range_end_ns);
- if (!intersection_begin || !intersection_end) {
- BT_LOGE_STR("Cannot create trimmer argument timestamp string.");
- goto error;
- }
-
- insert_trimmer = true;
- trimmer_params = bt_value_map_create();
- if (!trimmer_params) {
- goto error;
- }
-
- status = bt_value_map_insert_string_entry(
- trimmer_params, "begin", intersection_begin);
- if (status != BT_VALUE_STATUS_OK) {
- goto error;
- }
- status = bt_value_map_insert_string_entry(
- trimmer_params,
- "end", intersection_end);
- if (status != BT_VALUE_STATUS_OK) {
- goto error;
- }
- }
-
- trimmer_class = find_filter_component_class("utils", "trimmer");
- if (!trimmer_class) {
- goto error;
- }
- }
-
- BT_LOGI("Connecting upstream port to the next available downstream port: "
- "upstream-port-addr=%p, upstream-port-name=\"%s\", "
- "downstream-comp-name=\"%s\", conn-arg=\"%s\"",
- upstream_port, bt_port_get_name(upstream_port),
- cfg_conn->downstream_comp_name->str,
- cfg_conn->arg->str);
- downstreamp_comp_name_quark = g_quark_from_string(
- cfg_conn->downstream_comp_name->str);
- BT_ASSERT(downstreamp_comp_name_quark > 0);
- downstream_comp = g_hash_table_lookup(ctx->flt_components,
- GUINT_TO_POINTER(downstreamp_comp_name_quark));
- port_count_fn = (input_port_count_func_t)
- bt_component_filter_get_input_port_count;
- port_by_index_fn = (borrow_input_port_by_index_func_t)
- bt_component_filter_borrow_input_port_by_index_const;
-
- if (!downstream_comp) {
- downstream_comp = g_hash_table_lookup(ctx->sink_components,
- GUINT_TO_POINTER(downstreamp_comp_name_quark));
- port_count_fn = (input_port_count_func_t)
- bt_component_sink_get_input_port_count;
- port_by_index_fn = (borrow_input_port_by_index_func_t)
- bt_component_sink_borrow_input_port_by_index_const;
- }
-
- if (!downstream_comp) {
- BT_LOGE("Cannot find downstream component: comp-name=\"%s\", "
- "conn-arg=\"%s\"", cfg_conn->downstream_comp_name->str,
- cfg_conn->arg->str);
- fprintf(stderr, "Cannot create connection: cannot find downstream component: %s\n",
- cfg_conn->arg->str);
- goto error;
- }
-
- downstream_port_count = port_count_fn(downstream_comp);
-
- for (i = 0; i < downstream_port_count; i++) {
- const bt_port_input *in_downstream_port =
- port_by_index_fn(downstream_comp, i);
- const bt_port *downstream_port =
- bt_port_input_as_port_const(in_downstream_port);
- const char *upstream_port_name;
- const char *downstream_port_name;
-
- BT_ASSERT(downstream_port);
-
- /* Skip port if it's already connected. */
- if (bt_port_is_connected(downstream_port)) {
- BT_LOGD("Skipping downstream port: already connected: "
- "port-addr=%p, port-name=\"%s\"",
- downstream_port,
- bt_port_get_name(downstream_port));
- continue;
- }
-
- downstream_port_name = bt_port_get_name(downstream_port);
- BT_ASSERT(downstream_port_name);
- upstream_port_name = bt_port_get_name(upstream_port);
- BT_ASSERT(upstream_port_name);
-
- if (!bt_common_star_glob_match(
- cfg_conn->downstream_port_glob->str, SIZE_MAX,
- downstream_port_name, SIZE_MAX)) {
- continue;
- }
-
- if (insert_trimmer) {
- /*
- * In order to insert the trimmer between the
- * two components that were being connected, we
- * create a connection configuration entry which
- * describes a connection from the trimmer's
- * output to the original input that was being
- * connected.
- *
- * Hence, the creation of the trimmer will cause
- * the graph "new port" listener to establish
- * all downstream connections as its output port
- * is connected. We will then establish the
- * connection between the original upstream
- * source and the trimmer.
- */
- char *trimmer_name = NULL;
- bt_graph_status graph_status;
-
- ret = asprintf(&trimmer_name,
- "stream-intersection-trimmer-%s",
- upstream_port_name);
- if (ret < 0) {
- goto error;
- }
- ret = 0;
-
- ctx->connect_ports = false;
- graph_status = bt_graph_add_filter_component(
- ctx->graph, trimmer_class, trimmer_name,
- trimmer_params, &trimmer);
- free(trimmer_name);
- if (graph_status != BT_GRAPH_STATUS_OK) {
- goto error;
- }
- BT_ASSERT(trimmer);
-
- trimmer_input =
- bt_component_filter_borrow_input_port_by_index_const(
- trimmer, 0);
- if (!trimmer_input) {
- goto error;
- }
- trimmer_output =
- bt_component_filter_borrow_output_port_by_index_const(
- trimmer, 0);
- if (!trimmer_output) {
- goto error;
- }
-
- /*
- * Replace the current downstream port by the trimmer's
- * upstream port.
- */
- in_downstream_port = trimmer_input;
- downstream_port =
- bt_port_input_as_port_const(in_downstream_port);
- downstream_port_name = bt_port_get_name(
- downstream_port);
- BT_ASSERT(downstream_port_name);
- }
-
- /* We have a winner! */
- status = bt_graph_connect_ports(ctx->graph,
- out_upstream_port, in_downstream_port, NULL);
- downstream_port = NULL;
- switch (status) {
- case BT_GRAPH_STATUS_OK:
- break;
- case BT_GRAPH_STATUS_CANCELED:
- BT_LOGI_STR("Graph was canceled by user.");
- status = BT_GRAPH_STATUS_OK;
- break;
- case BT_GRAPH_STATUS_COMPONENT_REFUSES_PORT_CONNECTION:
- BT_LOGE("A component refused a connection to one of its ports: "
- "upstream-comp-addr=%p, upstream-comp-name=\"%s\", "
- "upstream-port-addr=%p, upstream-port-name=\"%s\", "
- "downstream-comp-addr=%p, downstream-comp-name=\"%s\", "
- "downstream-port-addr=%p, downstream-port-name=\"%s\", "
- "conn-arg=\"%s\"",
- upstream_comp, bt_component_get_name(upstream_comp),
- upstream_port, bt_port_get_name(upstream_port),
- downstream_comp, cfg_conn->downstream_comp_name->str,
- downstream_port, downstream_port_name,
- cfg_conn->arg->str);
- fprintf(stderr,
- "A component refused a connection to one of its ports (`%s` to `%s`): %s\n",
- bt_port_get_name(upstream_port),
- downstream_port_name,
- cfg_conn->arg->str);
- break;
- default:
- BT_LOGE("Cannot create connection: graph refuses to connect ports: "
- "upstream-comp-addr=%p, upstream-comp-name=\"%s\", "
- "upstream-port-addr=%p, upstream-port-name=\"%s\", "
- "downstream-comp-addr=%p, downstream-comp-name=\"%s\", "
- "downstream-port-addr=%p, downstream-port-name=\"%s\", "
- "conn-arg=\"%s\"",
- upstream_comp, bt_component_get_name(upstream_comp),
- upstream_port, bt_port_get_name(upstream_port),
- downstream_comp, cfg_conn->downstream_comp_name->str,
- downstream_port, downstream_port_name,
- cfg_conn->arg->str);
- fprintf(stderr,
- "Cannot create connection: graph refuses to connect ports (`%s` to `%s`): %s\n",
- bt_port_get_name(upstream_port),
- downstream_port_name,
- cfg_conn->arg->str);
- goto error;
- }
-
- BT_LOGI("Connected component ports: "
- "upstream-comp-addr=%p, upstream-comp-name=\"%s\", "
- "upstream-port-addr=%p, upstream-port-name=\"%s\", "
- "downstream-comp-addr=%p, downstream-comp-name=\"%s\", "
- "downstream-port-addr=%p, downstream-port-name=\"%s\", "
- "conn-arg=\"%s\"",
- upstream_comp, bt_component_get_name(upstream_comp),
- upstream_port, bt_port_get_name(upstream_port),
- downstream_comp, cfg_conn->downstream_comp_name->str,
- downstream_port, downstream_port_name,
- cfg_conn->arg->str);
-
- if (insert_trimmer) {
- /*
- * The first connection, from the source to the trimmer,
- * has been done. We now connect the trimmer to the
- * original downstream port.
- */
- ret = cmd_run_ctx_connect_upstream_port_to_downstream_component(
- ctx,
- bt_component_filter_as_component_const(trimmer),
- trimmer_output, cfg_conn);
- if (ret) {
- goto error;
- }
- ctx->connect_ports = true;
- }
-
- /*
- * We found a matching downstream port: the search is
- * over.
- */
- goto end;
- }
-
- /* No downstream port found */
- BT_LOGE("Cannot create connection: cannot find a matching downstream port for upstream port: "
- "upstream-port-addr=%p, upstream-port-name=\"%s\", "
- "downstream-comp-name=\"%s\", conn-arg=\"%s\"",
- upstream_port, bt_port_get_name(upstream_port),
- cfg_conn->downstream_comp_name->str,
- cfg_conn->arg->str);
- fprintf(stderr,
- "Cannot create connection: cannot find a matching downstream port for upstream port `%s`: %s\n",
- bt_port_get_name(upstream_port), cfg_conn->arg->str);
-
-error:
- ret = -1;
-
-end:
- free(intersection_begin);
- free(intersection_end);
- BT_VALUE_PUT_REF_AND_RESET(trimmer_params);
- BT_COMPONENT_CLASS_FILTER_PUT_REF_AND_RESET(trimmer_class);
- BT_COMPONENT_FILTER_PUT_REF_AND_RESET(trimmer);
- return ret;
-}
-
-static
-int cmd_run_ctx_connect_upstream_port(struct cmd_run_ctx *ctx,
- const bt_port_output *upstream_port)
-{
- int ret = 0;
- const char *upstream_port_name;
- const char *upstream_comp_name;
- const bt_component *upstream_comp = NULL;
- size_t i;
-
- BT_ASSERT(ctx);
- BT_ASSERT(upstream_port);
- upstream_port_name = bt_port_get_name(
- bt_port_output_as_port_const(upstream_port));
- BT_ASSERT(upstream_port_name);
- upstream_comp = bt_port_borrow_component_const(
- bt_port_output_as_port_const(upstream_port));
- if (!upstream_comp) {
- BT_LOGW("Upstream port to connect is not part of a component: "
- "port-addr=%p, port-name=\"%s\"",
- upstream_port, upstream_port_name);
- ret = -1;
- goto end;
- }
-
- upstream_comp_name = bt_component_get_name(upstream_comp);
- BT_ASSERT(upstream_comp_name);
- BT_LOGI("Connecting upstream port: comp-addr=%p, comp-name=\"%s\", "
- "port-addr=%p, port-name=\"%s\"",
- upstream_comp, upstream_comp_name,
- upstream_port, upstream_port_name);
-
- for (i = 0; i < ctx->cfg->cmd_data.run.connections->len; i++) {
- struct bt_config_connection *cfg_conn =
- g_ptr_array_index(
- ctx->cfg->cmd_data.run.connections, i);
-
- if (strcmp(cfg_conn->upstream_comp_name->str,
- upstream_comp_name)) {
- continue;
- }
-
- if (!bt_common_star_glob_match(
- cfg_conn->upstream_port_glob->str,
- SIZE_MAX, upstream_port_name, SIZE_MAX)) {
- continue;
- }
-
- ret = cmd_run_ctx_connect_upstream_port_to_downstream_component(
- ctx, upstream_comp, upstream_port, cfg_conn);
- if (ret) {
- BT_LOGE("Cannot connect upstream port: "
- "port-addr=%p, port-name=\"%s\"",
- upstream_port,
- upstream_port_name);
- fprintf(stderr,
- "Cannot connect port `%s` of component `%s` to a downstream port: %s\n",
- upstream_port_name,
- upstream_comp_name,
- cfg_conn->arg->str);
- goto error;
- }
- goto end;
- }
-
- BT_LOGE("Cannot connect upstream port: port does not match any connection argument: "
- "port-addr=%p, port-name=\"%s\"", upstream_port,
- upstream_port_name);
- fprintf(stderr,
- "Cannot create connection: upstream port `%s` does not match any connection\n",
- upstream_port_name);
-
-error:
- ret = -1;
-
-end:
- return ret;
-}
-
-static
-bt_graph_listener_status
-graph_output_port_added_listener(struct cmd_run_ctx *ctx,
- const bt_port_output *out_port)
-{
- const bt_component *comp;
- const bt_port *port = bt_port_output_as_port_const(out_port);
- bt_graph_listener_status ret = BT_GRAPH_LISTENER_STATUS_OK;
-
- comp = bt_port_borrow_component_const(port);
- BT_LOGI("Port added to a graph's component: comp-addr=%p, "
- "comp-name=\"%s\", port-addr=%p, port-name=\"%s\"",
- comp, comp ? bt_component_get_name(comp) : "",
- port, bt_port_get_name(port));
-
- if (!ctx->connect_ports) {
- goto end;
- }
-
- if (!comp) {
- BT_LOGW_STR("Port has no component.");
- goto end;
- }
-
- if (bt_port_is_connected(port)) {
- BT_LOGW_STR("Port is already connected.");
- goto end;
- }
-
- if (cmd_run_ctx_connect_upstream_port(ctx, out_port)) {
- BT_LOGF_STR("Cannot connect upstream port.");
- fprintf(stderr, "Added port could not be connected: aborting\n");
- ret = BT_GRAPH_LISTENER_STATUS_ERROR;
- goto end;
- }
-
-end:
- return ret;
-}
-
-static
-bt_graph_listener_status graph_source_output_port_added_listener(
- const bt_component_source *component,
- const bt_port_output *port, void *data)
-{
- return graph_output_port_added_listener(data, port);
-}
-
-static
-bt_graph_listener_status graph_filter_output_port_added_listener(
- const bt_component_filter *component,
- const bt_port_output *port, void *data)
-{
- return graph_output_port_added_listener(data, port);
-}
-
-static
-void cmd_run_ctx_destroy(struct cmd_run_ctx *ctx)
-{
- if (!ctx) {
- return;
- }
-
- if (ctx->src_components) {
- g_hash_table_destroy(ctx->src_components);
- ctx->src_components = NULL;
- }
-
- if (ctx->flt_components) {
- g_hash_table_destroy(ctx->flt_components);
- ctx->flt_components = NULL;
- }
-
- if (ctx->sink_components) {
- g_hash_table_destroy(ctx->sink_components);
- ctx->sink_components = NULL;
- }
-
- if (ctx->intersections) {
- g_hash_table_destroy(ctx->intersections);
- ctx->intersections = NULL;
- }
-
- BT_GRAPH_PUT_REF_AND_RESET(ctx->graph);
- the_graph = NULL;
- ctx->cfg = NULL;
-}
-
-static
-int cmd_run_ctx_init(struct cmd_run_ctx *ctx, struct bt_config *cfg)
-{
- int ret = 0;
- bt_graph_status status;
-
- ctx->cfg = cfg;
- ctx->connect_ports = false;
- ctx->src_components = g_hash_table_new_full(g_direct_hash,
- g_direct_equal, NULL, (GDestroyNotify) bt_object_put_ref);
- if (!ctx->src_components) {
- goto error;
- }
-
- ctx->flt_components = g_hash_table_new_full(g_direct_hash,
- g_direct_equal, NULL, (GDestroyNotify) bt_object_put_ref);
- if (!ctx->flt_components) {
- goto error;
- }
-
- ctx->sink_components = g_hash_table_new_full(g_direct_hash,
- g_direct_equal, NULL, (GDestroyNotify) bt_object_put_ref);
- if (!ctx->sink_components) {
- goto error;
- }
-
- if (cfg->cmd_data.run.stream_intersection_mode) {
- ctx->stream_intersection_mode = true;
- ctx->intersections = g_hash_table_new_full(port_id_hash,
- port_id_equal, port_id_destroy, trace_range_destroy);
- if (!ctx->intersections) {
- goto error;
- }
- }
-
- ctx->graph = bt_graph_create();
- if (!ctx->graph) {
- goto error;
- }
-
- the_graph = ctx->graph;
- status = bt_graph_add_source_component_output_port_added_listener(
- ctx->graph, graph_source_output_port_added_listener, NULL, ctx,
- NULL);
- if (status != BT_GRAPH_STATUS_OK) {
- BT_LOGE_STR("Cannot add \"port added\" listener to graph.");
- goto error;
- }
-
- status = bt_graph_add_filter_component_output_port_added_listener(
- ctx->graph, graph_filter_output_port_added_listener, NULL, ctx,
- NULL);
- if (status != BT_GRAPH_STATUS_OK) {
- BT_LOGE_STR("Cannot add \"port added\" listener to graph.");
- goto error;
- }
-
- goto end;
-
-error:
- cmd_run_ctx_destroy(ctx);
- ret = -1;
-
-end:
- return ret;
-}
-
-static
-int set_stream_intersections(struct cmd_run_ctx *ctx,
- struct bt_config_component *cfg_comp,
- const bt_component_class_source *src_comp_cls)
-{
- int ret = 0;
- uint64_t trace_idx;
- int64_t trace_count;
- const char *path = NULL;
- const bt_value *query_result = NULL;
- const bt_value *trace_info = NULL;
- const bt_value *intersection_range = NULL;
- const bt_value *intersection_begin = NULL;
- const bt_value *intersection_end = NULL;
- const bt_value *stream_infos = NULL;
- const bt_value *stream_info = NULL;
- struct port_id *port_id = NULL;
- struct trace_range *trace_range = NULL;
- const char *fail_reason = NULL;
- const bt_component_class *comp_cls =
- bt_component_class_source_as_component_class_const(src_comp_cls);
-
- ret = query(comp_cls, "trace-info",
- cfg_comp->params, &query_result,
- &fail_reason);
- if (ret) {
- BT_LOGD("Component class does not support the `trace-info` query: %s: "
- "comp-class-name=\"%s\"", fail_reason,
- bt_component_class_get_name(comp_cls));
- ret = -1;
- goto error;
- }
-
- BT_ASSERT(query_result);
-
- if (!bt_value_is_array(query_result)) {
- BT_LOGD("Unexpected format of \'trace-info\' query result: "
- "component-class-name=%s",
- bt_component_class_get_name(comp_cls));
- ret = -1;
- goto error;
- }
-
- trace_count = bt_value_array_get_size(query_result);
- if (trace_count < 0) {
- ret = -1;
- goto error;
- }
-
- for (trace_idx = 0; trace_idx < trace_count; trace_idx++) {
- int64_t begin, end;
- uint64_t stream_idx;
- int64_t stream_count;
-
- trace_info = bt_value_array_borrow_element_by_index_const(
- query_result, trace_idx);
- if (!trace_info || !bt_value_is_map(trace_info)) {
- ret = -1;
- BT_LOGD_STR("Cannot retrieve trace from query result.");
- goto error;
- }
-
- intersection_range = bt_value_map_borrow_entry_value_const(
- trace_info, "intersection-range-ns");
- if (!intersection_range) {
- ret = -1;
- BT_LOGD_STR("Cannot retrieve \'intersetion-range-ns\' field from query result.");
- goto error;
- }
-
- intersection_begin = bt_value_map_borrow_entry_value_const(intersection_range,
- "begin");
- if (!intersection_begin) {
- ret = -1;
- BT_LOGD_STR("Cannot retrieve intersection-range-ns \'begin\' field from query result.");
- goto error;
- }
-
- intersection_end = bt_value_map_borrow_entry_value_const(intersection_range,
- "end");
- if (!intersection_end) {
- ret = -1;
- BT_LOGD_STR("Cannot retrieve intersection-range-ns \'end\' field from query result.");
- goto error;
- }
-
- begin = bt_value_signed_integer_get(intersection_begin);
- end = bt_value_signed_integer_get(intersection_end);
-
- if (begin < 0 || end < 0 || end < begin) {
- BT_LOGW("Invalid trace stream intersection values: "
- "intersection-range-ns:begin=%" PRId64
- ", intersection-range-ns:end=%" PRId64,
- begin, end);
- ret = -1;
- goto error;
- }
-
- stream_infos = bt_value_map_borrow_entry_value_const(trace_info,
- "streams");
- if (!stream_infos || !bt_value_is_array(stream_infos)) {
- ret = -1;
- BT_LOGD_STR("Cannot retrieve stream information from trace in query result.");
- goto error;
- }
-
- stream_count = bt_value_array_get_size(stream_infos);
- if (stream_count < 0) {
- ret = -1;
- goto error;
- }
-
- for (stream_idx = 0; stream_idx < stream_count; stream_idx++) {
- const bt_value *port_name;
-
- port_id = g_new0(struct port_id, 1);
- if (!port_id) {
- ret = -1;
- BT_LOGE_STR("Cannot allocate memory for port_id structure.");
- goto error;
- }
- port_id->instance_name = strdup(cfg_comp->instance_name->str);
- if (!port_id->instance_name) {
- ret = -1;
- BT_LOGE_STR("Cannot allocate memory for port_id component instance name.");
- goto error;
- }
-
- trace_range = g_new0(struct trace_range, 1);
- if (!trace_range) {
- ret = -1;
- BT_LOGE_STR("Cannot allocate memory for trace_range structure.");
- goto error;
- }
- trace_range->intersection_range_begin_ns = begin;
- trace_range->intersection_range_end_ns = end;
-
- stream_info = bt_value_array_borrow_element_by_index_const(
- stream_infos, stream_idx);
- if (!stream_info || !bt_value_is_map(stream_info)) {
- ret = -1;
- BT_LOGD_STR("Cannot retrieve stream informations from trace in query result.");
- goto error;
- }
-
- port_name = bt_value_map_borrow_entry_value_const(stream_info, "port-name");
- if (!port_name || !bt_value_is_string(port_name)) {
- ret = -1;
- BT_LOGD_STR("Cannot retrieve port name in query result.");
- goto error;
- }
-
- port_id->port_name = g_strdup(bt_value_string_get(port_name));
- if (!port_id->port_name) {
- ret = -1;
- BT_LOGE_STR("Cannot allocate memory for port_id port_name.");
- goto error;
- }
-
- BT_LOGD("Inserting stream intersection ");
-
- g_hash_table_insert(ctx->intersections, port_id, trace_range);
-
- port_id = NULL;
- trace_range = NULL;
- }
- }
-
- goto end;
-
-error:
- fprintf(stderr, "%s%sCannot determine stream intersection of trace at path \'%s\'.%s\n",
- bt_common_color_bold(),
- bt_common_color_fg_yellow(),
- path ? path : "(unknown)",
- bt_common_color_reset());
-end:
- bt_value_put_ref(query_result);
- g_free(port_id);
- g_free(trace_range);
- return ret;
-}
-
-static
-int cmd_run_ctx_create_components_from_config_components(
- struct cmd_run_ctx *ctx, GPtrArray *cfg_components)
-{
- size_t i;
- const void *comp_cls = NULL;
- const void *comp = NULL;
- int ret = 0;
-
- for (i = 0; i < cfg_components->len; i++) {
- struct bt_config_component *cfg_comp =
- g_ptr_array_index(cfg_components, i);
- GQuark quark;
-
- switch (cfg_comp->type) {
- case BT_COMPONENT_CLASS_TYPE_SOURCE:
- comp_cls = find_source_component_class(
- cfg_comp->plugin_name->str,
- cfg_comp->comp_cls_name->str);
- break;
- case BT_COMPONENT_CLASS_TYPE_FILTER:
- comp_cls = find_filter_component_class(
- cfg_comp->plugin_name->str,
- cfg_comp->comp_cls_name->str);
- break;
- case BT_COMPONENT_CLASS_TYPE_SINK:
- comp_cls = find_sink_component_class(
- cfg_comp->plugin_name->str,
- cfg_comp->comp_cls_name->str);
- break;
- default:
- abort();
- }
-
- if (!comp_cls) {
- BT_LOGE("Cannot find component class: plugin-name=\"%s\", "
- "comp-cls-name=\"%s\", comp-cls-type=%d",
- cfg_comp->plugin_name->str,
- cfg_comp->comp_cls_name->str,
- cfg_comp->type);
- fprintf(stderr, "%s%sCannot find component class %s",
- bt_common_color_bold(),
- bt_common_color_fg_red(),
- bt_common_color_reset());
- print_plugin_comp_cls_opt(stderr,
- cfg_comp->plugin_name->str,
- cfg_comp->comp_cls_name->str,
- cfg_comp->type);
- fprintf(stderr, "\n");
- goto error;
- }
-
- switch (cfg_comp->type) {
- case BT_COMPONENT_CLASS_TYPE_SOURCE:
- ret = bt_graph_add_source_component(ctx->graph,
- comp_cls, cfg_comp->instance_name->str,
- cfg_comp->params,
- (void *) &comp);
- break;
- case BT_COMPONENT_CLASS_TYPE_FILTER:
- ret = bt_graph_add_filter_component(ctx->graph,
- comp_cls, cfg_comp->instance_name->str,
- cfg_comp->params,
- (void *) &comp);
- break;
- case BT_COMPONENT_CLASS_TYPE_SINK:
- ret = bt_graph_add_sink_component(ctx->graph,
- comp_cls, cfg_comp->instance_name->str,
- cfg_comp->params,
- (void *) &comp);
- break;
- default:
- abort();
- }
-
- if (ret) {
- BT_LOGE("Cannot create component: plugin-name=\"%s\", "
- "comp-cls-name=\"%s\", comp-cls-type=%d, "
- "comp-name=\"%s\"",
- cfg_comp->plugin_name->str,
- cfg_comp->comp_cls_name->str,
- cfg_comp->type, cfg_comp->instance_name->str);
- fprintf(stderr, "%s%sCannot create component `%s`%s\n",
- bt_common_color_bold(),
- bt_common_color_fg_red(),
- cfg_comp->instance_name->str,
- bt_common_color_reset());
- goto error;
- }
-
- if (ctx->stream_intersection_mode &&
- cfg_comp->type == BT_COMPONENT_CLASS_TYPE_SOURCE) {
- ret = set_stream_intersections(ctx, cfg_comp, comp_cls);
- if (ret) {
- goto error;
- }
- }
-
- BT_LOGI("Created and inserted component: comp-addr=%p, comp-name=\"%s\"",
- comp, cfg_comp->instance_name->str);
- quark = g_quark_from_string(cfg_comp->instance_name->str);
- BT_ASSERT(quark > 0);
-
- switch (cfg_comp->type) {
- case BT_COMPONENT_CLASS_TYPE_SOURCE:
- g_hash_table_insert(ctx->src_components,
- GUINT_TO_POINTER(quark), (void *) comp);
- break;
- case BT_COMPONENT_CLASS_TYPE_FILTER:
- g_hash_table_insert(ctx->flt_components,
- GUINT_TO_POINTER(quark), (void *) comp);
- break;
- case BT_COMPONENT_CLASS_TYPE_SINK:
- g_hash_table_insert(ctx->sink_components,
- GUINT_TO_POINTER(quark), (void *) comp);
- break;
- default:
- abort();
- }
-
- comp = NULL;
- BT_OBJECT_PUT_REF_AND_RESET(comp_cls);
- }
-
- goto end;
-
-error:
- ret = -1;
-
-end:
- bt_object_put_ref(comp);
- bt_object_put_ref(comp_cls);
- return ret;
-}
-
-static
-int cmd_run_ctx_create_components(struct cmd_run_ctx *ctx)
-{
- int ret = 0;
-
- /*
- * Make sure that, during this phase, our graph's "port added"
- * listener does not connect ports while we are creating the
- * components because we have a special, initial phase for
- * this.
- */
- ctx->connect_ports = false;
-
- ret = cmd_run_ctx_create_components_from_config_components(
- ctx, ctx->cfg->cmd_data.run.sources);
- if (ret) {
- ret = -1;
- goto end;
- }
-
- ret = cmd_run_ctx_create_components_from_config_components(
- ctx, ctx->cfg->cmd_data.run.filters);
- if (ret) {
- ret = -1;
- goto end;
- }
-
- ret = cmd_run_ctx_create_components_from_config_components(
- ctx, ctx->cfg->cmd_data.run.sinks);
- if (ret) {
- ret = -1;
- goto end;
- }
-
-end:
- return ret;
-}
-
-typedef uint64_t (*output_port_count_func_t)(const void *);
-typedef const bt_port_output *(*borrow_output_port_by_index_func_t)(
- const void *, uint64_t);
-
-static
-int cmd_run_ctx_connect_comp_ports(struct cmd_run_ctx *ctx,
- void *comp, output_port_count_func_t port_count_fn,
- borrow_output_port_by_index_func_t port_by_index_fn)
-{
- int ret = 0;
- uint64_t count;
- uint64_t i;
-
- count = port_count_fn(comp);
-
- for (i = 0; i < count; i++) {
- const bt_port_output *upstream_port = port_by_index_fn(comp, i);
-
- BT_ASSERT(upstream_port);
- ret = cmd_run_ctx_connect_upstream_port(ctx, upstream_port);
- if (ret) {
- goto end;
- }
- }
-
-end:
- return ret;
-}
-
-static
-int cmd_run_ctx_connect_ports(struct cmd_run_ctx *ctx)
-{
- int ret = 0;
- GHashTableIter iter;
- gpointer g_name_quark, g_comp;
-
- ctx->connect_ports = true;
- g_hash_table_iter_init(&iter, ctx->src_components);
-
- while (g_hash_table_iter_next(&iter, &g_name_quark, &g_comp)) {
- ret = cmd_run_ctx_connect_comp_ports(ctx, g_comp,
- (output_port_count_func_t)
- bt_component_source_get_output_port_count,
- (borrow_output_port_by_index_func_t)
- bt_component_source_borrow_output_port_by_index_const);
- if (ret) {
- goto end;
- }
- }
-
- g_hash_table_iter_init(&iter, ctx->flt_components);
-
- while (g_hash_table_iter_next(&iter, &g_name_quark, &g_comp)) {
- ret = cmd_run_ctx_connect_comp_ports(ctx, g_comp,
- (output_port_count_func_t)
- bt_component_filter_get_output_port_count,
- (borrow_output_port_by_index_func_t)
- bt_component_filter_borrow_output_port_by_index_const);
- if (ret) {
- goto end;
- }
- }
-
-end:
- return ret;
-}
-
-static inline
-const char *bt_graph_status_str(bt_graph_status status)
-{
- switch (status) {
- case BT_GRAPH_STATUS_OK:
- return "BT_GRAPH_STATUS_OK";
- case BT_GRAPH_STATUS_END:
- return "BT_GRAPH_STATUS_END";
- case BT_GRAPH_STATUS_AGAIN:
- return "BT_GRAPH_STATUS_AGAIN";
- case BT_GRAPH_STATUS_COMPONENT_REFUSES_PORT_CONNECTION:
- return "BT_GRAPH_STATUS_COMPONENT_REFUSES_PORT_CONNECTION";
- case BT_GRAPH_STATUS_CANCELED:
- return "BT_GRAPH_STATUS_CANCELED";
- case BT_GRAPH_STATUS_ERROR:
- return "BT_GRAPH_STATUS_ERROR";
- case BT_GRAPH_STATUS_NOMEM:
- return "BT_GRAPH_STATUS_NOMEM";
- default:
- return "(unknown)";
- }
-}
-
-static
-int cmd_run(struct bt_config *cfg)
-{
- int ret = 0;
- struct cmd_run_ctx ctx = { 0 };
-
- /* Initialize the command's context and the graph object */
- if (cmd_run_ctx_init(&ctx, cfg)) {
- BT_LOGE_STR("Cannot initialize the command's context.");
- fprintf(stderr, "Cannot initialize the command's context\n");
- goto error;
- }
-
- if (canceled) {
- BT_LOGI_STR("Canceled by user before creating components.");
- goto error;
- }
-
- BT_LOGI_STR("Creating components.");
-
- /* Create the requested component instances */
- if (cmd_run_ctx_create_components(&ctx)) {
- BT_LOGE_STR("Cannot create components.");
- fprintf(stderr, "Cannot create components\n");
- goto error;
- }
-
- if (canceled) {
- BT_LOGI_STR("Canceled by user before connecting components.");
- goto error;
- }
-
- BT_LOGI_STR("Connecting components.");
-
- /* Connect the initially visible component ports */
- if (cmd_run_ctx_connect_ports(&ctx)) {
- BT_LOGE_STR("Cannot connect initial component ports.");
- fprintf(stderr, "Cannot connect initial component ports\n");
- goto error;
- }
-
- if (canceled) {
- BT_LOGI_STR("Canceled by user before running the graph.");
- goto error;
- }
-
- BT_LOGI_STR("Running the graph.");
-
- /* Run the graph */
- while (true) {
- bt_graph_status graph_status = bt_graph_run(ctx.graph);
-
- /*
- * Reset console in case something messed with console
- * codes during the graph's execution.
- */
- printf("%s", bt_common_color_reset());
- fflush(stdout);
- fprintf(stderr, "%s", bt_common_color_reset());
- BT_LOGV("bt_graph_run() returned: status=%s",
- bt_graph_status_str(graph_status));
-
- switch (graph_status) {
- case BT_GRAPH_STATUS_OK:
- break;
- case BT_GRAPH_STATUS_CANCELED:
- BT_LOGI_STR("Graph was canceled by user.");
- goto error;
- case BT_GRAPH_STATUS_AGAIN:
- if (bt_graph_is_canceled(ctx.graph)) {
- BT_LOGI_STR("Graph was canceled by user.");
- goto error;
- }
-
- if (cfg->cmd_data.run.retry_duration_us > 0) {
- BT_LOGV("Got BT_GRAPH_STATUS_AGAIN: sleeping: "
- "time-us=%" PRIu64,
- cfg->cmd_data.run.retry_duration_us);
-
- if (usleep(cfg->cmd_data.run.retry_duration_us)) {
- if (bt_graph_is_canceled(ctx.graph)) {
- BT_LOGI_STR("Graph was canceled by user.");
- goto error;
- }
- }
- }
- break;
- case BT_GRAPH_STATUS_END:
- goto end;
- default:
- BT_LOGE_STR("Graph failed to complete successfully");
- fprintf(stderr, "Graph failed to complete successfully\n");
- goto error;
- }
- }
-
- goto end;
-
-error:
- if (ret == 0) {
- ret = -1;
- }
-
-end:
- cmd_run_ctx_destroy(&ctx);
- return ret;
-}
-
-static
-void warn_command_name_and_directory_clash(struct bt_config *cfg)
-{
- const char *env_clash;
-
- if (!cfg->command_name) {
- return;
- }
-
- env_clash = getenv(ENV_BABELTRACE_WARN_COMMAND_NAME_DIRECTORY_CLASH);
- if (env_clash && strcmp(env_clash, "0") == 0) {
- return;
- }
-
- if (g_file_test(cfg->command_name,
- G_FILE_TEST_EXISTS | G_FILE_TEST_IS_DIR)) {
- fprintf(stderr, "\nNOTE: The `%s` command was executed. If you meant to convert a\n",
- cfg->command_name);
- fprintf(stderr, "trace located in the local `%s` directory, please use:\n",
- cfg->command_name);
- fprintf(stderr, "\n");
- fprintf(stderr, " babeltrace2 convert %s [OPTIONS]\n",
- cfg->command_name);
- }
-}
-
-static
-void init_log_level(void)
-{
- bt_cli_log_level = bt_log_get_level_from_env(ENV_BABELTRACE_CLI_LOG_LEVEL);
-}
-
-static
-void set_auto_log_levels(struct bt_config *cfg)
-{
- const char **env_var_name;
-
- /*
- * Override the configuration's default log level if
- * BABELTRACE_VERBOSE or BABELTRACE_DEBUG environment variables
- * are found for backward compatibility with legacy Babetrace 1.
- */
- if (getenv("BABELTRACE_DEBUG") &&
- strcmp(getenv("BABELTRACE_DEBUG"), "1") == 0) {
- cfg->log_level = 'V';
- } else if (getenv("BABELTRACE_VERBOSE") &&
- strcmp(getenv("BABELTRACE_VERBOSE"), "1") == 0) {
- cfg->log_level = 'I';
- }
-
- /*
- * Set log levels according to --debug or --verbose. For
- * backward compatibility, --debug is more verbose than
- * --verbose. So:
- *
- * --verbose: INFO log level
- * --debug: VERBOSE log level (includes DEBUG, which is
- * is less verbose than VERBOSE in the internal
- * logging framework)
- */
- if (!getenv("BABELTRACE_LOGGING_GLOBAL_LEVEL")) {
- if (cfg->verbose) {
- bt_logging_set_global_level(BT_LOGGING_LEVEL_INFO);
- } else if (cfg->debug) {
- bt_logging_set_global_level(BT_LOGGING_LEVEL_VERBOSE);
- } else {
- /*
- * Set library's default log level if not
- * explicitly specified.
- */
- switch (cfg->log_level) {
- case 'N':
- bt_logging_set_global_level(BT_LOGGING_LEVEL_NONE);
- break;
- case 'V':
- bt_logging_set_global_level(BT_LOGGING_LEVEL_VERBOSE);
- break;
- case 'D':
- bt_logging_set_global_level(BT_LOGGING_LEVEL_DEBUG);
- break;
- case 'I':
- bt_logging_set_global_level(BT_LOGGING_LEVEL_INFO);
- break;
- case 'W':
- bt_logging_set_global_level(BT_LOGGING_LEVEL_WARN);
- break;
- case 'E':
- bt_logging_set_global_level(BT_LOGGING_LEVEL_ERROR);
- break;
- case 'F':
- bt_logging_set_global_level(BT_LOGGING_LEVEL_FATAL);
- break;
- default:
- abort();
- }
- }
- }
-
- if (!getenv(ENV_BABELTRACE_CLI_LOG_LEVEL)) {
- if (cfg->verbose) {
- bt_cli_log_level = BT_LOG_INFO;
- } else if (cfg->debug) {
- bt_cli_log_level = BT_LOG_VERBOSE;
- } else {
- /*
- * Set CLI's default log level if not explicitly
- * specified.
- */
- switch (cfg->log_level) {
- case 'N':
- bt_cli_log_level = BT_LOG_NONE;
- break;
- case 'V':
- bt_cli_log_level = BT_LOG_VERBOSE;
- break;
- case 'D':
- bt_cli_log_level = BT_LOG_DEBUG;
- break;
- case 'I':
- bt_cli_log_level = BT_LOG_INFO;
- break;
- case 'W':
- bt_cli_log_level = BT_LOG_WARN;
- break;
- case 'E':
- bt_cli_log_level = BT_LOG_ERROR;
- break;
- case 'F':
- bt_cli_log_level = BT_LOG_FATAL;
- break;
- default:
- abort();
- }
- }
- }
-
- env_var_name = log_level_env_var_names;
-
- while (*env_var_name) {
- if (!getenv(*env_var_name)) {
- if (cfg->verbose) {
- g_setenv(*env_var_name, "I", 1);
- } else if (cfg->debug) {
- g_setenv(*env_var_name, "V", 1);
- } else {
- char val[2] = { 0 };
-
- /*
- * Set module's default log level if not
- * explicitly specified.
- */
- val[0] = cfg->log_level;
- g_setenv(*env_var_name, val, 1);
- }
- }
-
- env_var_name++;
- }
-}
-
-int main(int argc, const char **argv)
-{
- int ret;
- int retcode;
- struct bt_config *cfg;
-
- init_log_level();
- set_signal_handler();
- init_static_data();
- cfg = bt_config_cli_args_create_with_default(argc, argv, &retcode);
-
- if (retcode < 0) {
- /* Quit without errors; typically usage/version */
- retcode = 0;
- BT_LOGI_STR("Quitting without errors.");
- goto end;
- }
-
- if (retcode > 0) {
- BT_LOGE("Command-line error: retcode=%d", retcode);
- goto end;
- }
-
- if (!cfg) {
- BT_LOGE_STR("Failed to create a valid Babeltrace configuration.");
- fprintf(stderr, "Failed to create Babeltrace configuration\n");
- retcode = 1;
- goto end;
- }
-
- set_auto_log_levels(cfg);
- print_cfg(cfg);
-
- if (cfg->command_needs_plugins) {
- ret = load_all_plugins(cfg->plugin_paths);
- if (ret) {
- BT_LOGE("Failed to load plugins: ret=%d", ret);
- retcode = 1;
- goto end;
- }
- }
-
- BT_LOGI("Executing command: cmd=%d, command-name=\"%s\"",
- cfg->command, cfg->command_name);
-
- switch (cfg->command) {
- case BT_CONFIG_COMMAND_RUN:
- ret = cmd_run(cfg);
- break;
- case BT_CONFIG_COMMAND_LIST_PLUGINS:
- ret = cmd_list_plugins(cfg);
- break;
- case BT_CONFIG_COMMAND_HELP:
- ret = cmd_help(cfg);
- break;
- case BT_CONFIG_COMMAND_QUERY:
- ret = cmd_query(cfg);
- break;
- case BT_CONFIG_COMMAND_PRINT_CTF_METADATA:
- ret = cmd_print_ctf_metadata(cfg);
- break;
- case BT_CONFIG_COMMAND_PRINT_LTTNG_LIVE_SESSIONS:
- ret = cmd_print_lttng_live_sessions(cfg);
- break;
- default:
- BT_LOGF("Invalid/unknown command: cmd=%d", cfg->command);
- abort();
- }
-
- BT_LOGI("Command completed: cmd=%d, command-name=\"%s\", ret=%d",
- cfg->command, cfg->command_name, ret);
- warn_command_name_and_directory_clash(cfg);
- retcode = ret ? 1 : 0;
-
-end:
- BT_OBJECT_PUT_REF_AND_RESET(cfg);
- fini_static_data();
- return retcode;
-}
projects / babeltrace.git / blobdiff