* Babeltrace CTF Text Output Plugin
*
* Copyright 2016 Jérémie Galarneau <jeremie.galarneau@efficios.com>
+ * Copyright 2016 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
*
* Author: Jérémie Galarneau <jeremie.galarneau@efficios.com>
*
* SOFTWARE.
*/
-#include <babeltrace/plugin/plugin-macros.h>
-#include <babeltrace/plugin/component.h>
-#include <babeltrace/plugin/sink.h>
-#include <babeltrace/plugin/notification/notification.h>
-#include <babeltrace/plugin/notification/event.h>
+#include <babeltrace/plugin/plugin-dev.h>
+#include <babeltrace/component/component.h>
+#include <babeltrace/component/component-sink.h>
+#include <babeltrace/component/notification/notification.h>
+#include <babeltrace/component/notification/iterator.h>
+#include <babeltrace/component/notification/event.h>
+#include <babeltrace/values.h>
+#include <babeltrace/compiler.h>
#include <stdio.h>
#include <stdbool.h>
#include <glib.h>
#include "text.h"
static
-const char *loglevel_str [] = {
- [LOGLEVEL_EMERG] = "TRACE_EMERG",
- [LOGLEVEL_ALERT] = "TRACE_ALERT",
- [LOGLEVEL_CRIT] = "TRACE_CRIT",
- [LOGLEVEL_ERR] = "TRACE_ERR",
- [LOGLEVEL_WARNING] = "TRACE_WARNING",
- [LOGLEVEL_NOTICE] = "TRACE_NOTICE",
- [LOGLEVEL_INFO] = "TRACE_INFO",
- [LOGLEVEL_DEBUG_SYSTEM] = "TRACE_DEBUG_SYSTEM",
- [LOGLEVEL_DEBUG_PROGRAM] = "TRACE_DEBUG_PROGRAM",
- [LOGLEVEL_DEBUG_PROCESS] = "TRACE_DEBUG_PROCESS",
- [LOGLEVEL_DEBUG_MODULE] = "TRACE_DEBUG_MODULE",
- [LOGLEVEL_DEBUG_UNIT] = "TRACE_DEBUG_UNIT",
- [LOGLEVEL_DEBUG_FUNCTION] = "TRACE_DEBUG_FUNCTION",
- [LOGLEVEL_DEBUG_LINE] = "TRACE_DEBUG_LINE",
- [LOGLEVEL_DEBUG] = "TRACE_DEBUG",
+const char *plugin_options[] = {
+ "output-path",
+ "debug-info-dir",
+ "debug-info-target-prefix",
+ "debug-info-full-path",
+ "no-delta",
+ "clock-cycles",
+ "clock-seconds",
+ "clock-date",
+ "clock-gmt",
+ "name-default", /* show/hide */
+ "name-payload",
+ "name-context",
+ "name-scope",
+ "name-header",
+ "field-default", /* show/hide */
+ "field-trace",
+ "field-trace:hostname",
+ "field-trace:domain",
+ "field-trace:procname",
+ "field-trace:vpid",
+ "field-loglevel",
+ "field-emf",
};
static
void destroy_text_data(struct text_component *text)
{
+ (void) g_string_free(text->string, TRUE);
+ g_free(text->options.output_path);
+ g_free(text->options.debug_info_dir);
+ g_free(text->options.debug_info_target_prefix);
g_free(text);
}
if (!text) {
goto end;
}
+ text->string = g_string_new("");
+ if (!text->string) {
+ goto error;
+ }
end:
return text;
+
+error:
+ g_free(text);
+ return NULL;
}
-static void destroy_text(struct bt_component *component)
+static
+void destroy_text(struct bt_component *component)
{
void *data = bt_component_get_private_data(component);
}
static
-enum bt_component_status handle_notification(struct bt_component *component,
- struct bt_notification *notification)
+enum bt_component_status handle_notification(struct text_component *text,
+ struct bt_notification *notification)
{
enum bt_component_status ret = BT_COMPONENT_STATUS_OK;
- struct text_component *text = bt_component_get_private_data(component);
if (!text) {
ret = BT_COMPONENT_STATUS_ERROR;
}
switch (bt_notification_get_type(notification)) {
- case BT_NOTIFICATION_TYPE_PACKET_START:
+ case BT_NOTIFICATION_TYPE_PACKET_BEGIN:
puts("<packet>");
break;
case BT_NOTIFICATION_TYPE_PACKET_END:
goto end;
}
ret = text_print_event(text, event);
+ bt_put(event);
if (ret != BT_COMPONENT_STATUS_OK) {
goto end;
}
return ret;
}
+static
+enum bt_component_status run(struct bt_component *component)
+{
+ enum bt_component_status ret;
+ struct bt_notification *notification = NULL;
+ struct bt_notification_iterator *it;
+ struct text_component *text = bt_component_get_private_data(component);
+
+ ret = bt_component_sink_get_input_iterator(component, 0, &it);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+
+ if (likely(text->processed_first_event)) {
+ enum bt_notification_iterator_status it_ret;
+
+ it_ret = bt_notification_iterator_next(it);
+ switch (it_ret) {
+ case BT_NOTIFICATION_ITERATOR_STATUS_ERROR:
+ ret = BT_COMPONENT_STATUS_ERROR;
+ goto end;
+ case BT_NOTIFICATION_ITERATOR_STATUS_END:
+ ret = BT_COMPONENT_STATUS_END;
+ goto end;
+ default:
+ break;
+ }
+ }
+ notification = bt_notification_iterator_get_notification(it);
+ if (!notification) {
+ ret = BT_COMPONENT_STATUS_ERROR;
+ goto end;
+ }
+
+ ret = handle_notification(text, notification);
+ text->processed_first_event = true;
+end:
+ bt_put(it);
+ bt_put(notification);
+ return ret;
+}
+
+static
+enum bt_component_status add_params_to_map(struct bt_value *plugin_opt_map)
+{
+ enum bt_component_status ret = BT_COMPONENT_STATUS_OK;
+ unsigned int i;
+
+ for (i = 0; i < BT_ARRAY_SIZE(plugin_options); i++) {
+ const char *key = plugin_options[i];
+ enum bt_value_status status;
+
+ status = bt_value_map_insert(plugin_opt_map, key, bt_value_null);
+ switch (status) {
+ case BT_VALUE_STATUS_OK:
+ break;
+ default:
+ ret = BT_COMPONENT_STATUS_ERROR;
+ goto end;
+ }
+ }
+end:
+ return ret;
+}
+
+static
+bool check_param_exists(const char *key, struct bt_value *object, void *data)
+{
+ struct text_component *text = data;
+ struct bt_value *plugin_opt_map = text->plugin_opt_map;
+
+ if (!bt_value_map_get(plugin_opt_map, key)) {
+ fprintf(text->err,
+ "[warning] Parameter \"%s\" unknown to \"text\" plugin\n", key);
+ }
+ return true;
+}
+
+static
+enum bt_component_status apply_one_string(const char *key,
+ struct bt_value *params,
+ char **option)
+{
+ enum bt_component_status ret = BT_COMPONENT_STATUS_OK;
+ struct bt_value *value = NULL;
+ enum bt_value_status status;
+ const char *str;
+
+ value = bt_value_map_get(params, key);
+ if (!value) {
+ goto end;
+ }
+ if (bt_value_is_null(value)) {
+ goto end;
+ }
+ status = bt_value_string_get(value, &str);
+ switch (status) {
+ case BT_VALUE_STATUS_OK:
+ break;
+ default:
+ ret = BT_COMPONENT_STATUS_ERROR;
+ goto end;
+ }
+ *option = g_strdup(str);
+end:
+ bt_put(value);
+ return ret;
+}
+
+static
+enum bt_component_status apply_one_bool(const char *key,
+ struct bt_value *params,
+ bool *option,
+ bool *found)
+{
+ enum bt_component_status ret = BT_COMPONENT_STATUS_OK;
+ struct bt_value *value = NULL;
+ enum bt_value_status status;
+
+ value = bt_value_map_get(params, key);
+ if (!value) {
+ goto end;
+ }
+ status = bt_value_bool_get(value, option);
+ switch (status) {
+ case BT_VALUE_STATUS_OK:
+ break;
+ default:
+ ret = BT_COMPONENT_STATUS_ERROR;
+ goto end;
+ }
+ if (found) {
+ *found = true;
+ }
+end:
+ bt_put(value);
+ return ret;
+}
+
+static
+enum bt_component_status apply_params(struct text_component *text,
+ struct bt_value *params)
+{
+ enum bt_component_status ret = BT_COMPONENT_STATUS_OK;
+ enum bt_value_status status;
+ bool value, found;
+ char *str = NULL;
+
+ text->plugin_opt_map = bt_value_map_create();
+ if (!text->plugin_opt_map) {
+ ret = BT_COMPONENT_STATUS_ERROR;
+ goto end;
+ }
+ ret = add_params_to_map(text->plugin_opt_map);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ /* Report unknown parameters. */
+ status = bt_value_map_foreach(params, check_param_exists, text);
+ switch (status) {
+ case BT_VALUE_STATUS_OK:
+ break;
+ default:
+ ret = BT_COMPONENT_STATUS_ERROR;
+ goto end;
+ }
+ /* Known parameters. */
+ ret = apply_one_string("output-path",
+ params,
+ &text->options.output_path);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+
+ ret = apply_one_string("debug-info-dir",
+ params,
+ &text->options.debug_info_dir);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+
+ ret = apply_one_string("debug-info-target-prefix",
+ params,
+ &text->options.debug_info_target_prefix);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+
+ value = false; /* Default. */
+ ret = apply_one_bool("debug-info-full-path", params, &value, NULL);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ text->options.debug_info_full_path = value;
+
+ value = false; /* Default. */
+ ret = apply_one_bool("no-delta", params, &value, NULL);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ text->options.print_delta_field = !value; /* Reverse logic. */
+
+ value = false; /* Default. */
+ ret = apply_one_bool("clock-cycles", params, &value, NULL);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ text->options.print_timestamp_cycles = value;
+
+ value = false; /* Default. */
+ ret = apply_one_bool("clock-seconds", params, &value, NULL);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ text->options.clock_seconds = value;
+
+ value = false; /* Default. */
+ ret = apply_one_bool("clock-date", params, &value, NULL);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ text->options.clock_date = value;
+
+ value = false; /* Default. */
+ ret = apply_one_bool("clock-gmt", params, &value, NULL);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ text->options.clock_gmt = value;
+
+ /* Names. */
+ ret = apply_one_string("name-default", params, &str);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ if (!str) {
+ text->options.name_default = TEXT_DEFAULT_UNSET;
+ } else if (!strcmp(str, "show")) {
+ text->options.name_default = TEXT_DEFAULT_SHOW;
+ } else if (!strcmp(str, "hide")) {
+ text->options.name_default = TEXT_DEFAULT_HIDE;
+ } else {
+ ret = BT_COMPONENT_STATUS_ERROR;
+ goto end;
+ }
+ g_free(str);
+ str = NULL;
+
+ switch (text->options.name_default) {
+ case TEXT_DEFAULT_UNSET:
+ text->options.print_payload_field_names = true;
+ text->options.print_context_field_names = true;
+ text->options.print_header_field_names = false;
+ text->options.print_scope_field_names = false;
+ break;
+ case TEXT_DEFAULT_SHOW:
+ text->options.print_payload_field_names = true;
+ text->options.print_context_field_names = true;
+ text->options.print_header_field_names = true;
+ text->options.print_scope_field_names = true;
+ break;
+ case TEXT_DEFAULT_HIDE:
+ text->options.print_payload_field_names = false;
+ text->options.print_context_field_names = false;
+ text->options.print_header_field_names = false;
+ text->options.print_scope_field_names = false;
+ break;
+ default:
+ ret = BT_COMPONENT_STATUS_ERROR;
+ goto end;
+ }
+
+ value = false;
+ found = false;
+ ret = apply_one_bool("name-payload", params, &value, &found);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ if (found) {
+ text->options.print_payload_field_names = value;
+ }
+
+ value = false;
+ found = false;
+ ret = apply_one_bool("name-context", params, &value, &found);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ if (found) {
+ text->options.print_context_field_names = value;
+ }
+
+ value = false;
+ found = false;
+ ret = apply_one_bool("name-header", params, &value, &found);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ if (found) {
+ text->options.print_header_field_names = value;
+ }
+
+ value = false;
+ found = false;
+ ret = apply_one_bool("name-scope", params, &value, &found);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ if (found) {
+ text->options.print_scope_field_names = value;
+ }
+
+ /* Fields. */
+ ret = apply_one_string("field-default", params, &str);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ if (!str) {
+ text->options.field_default = TEXT_DEFAULT_UNSET;
+ } else if (!strcmp(str, "show")) {
+ text->options.field_default = TEXT_DEFAULT_SHOW;
+ } else if (!strcmp(str, "hide")) {
+ text->options.field_default = TEXT_DEFAULT_HIDE;
+ } else {
+ ret = BT_COMPONENT_STATUS_ERROR;
+ goto end;
+ }
+ g_free(str);
+ str = NULL;
+
+ switch (text->options.field_default) {
+ case TEXT_DEFAULT_UNSET:
+ text->options.print_trace_field = false;
+ text->options.print_trace_hostname_field = true;
+ text->options.print_trace_domain_field = false;
+ text->options.print_trace_procname_field = true;
+ text->options.print_trace_vpid_field = true;
+ text->options.print_loglevel_field = false;
+ text->options.print_emf_field = false;
+ text->options.print_emf_field = false;
+ break;
+ case TEXT_DEFAULT_SHOW:
+ text->options.print_trace_field = true;
+ text->options.print_trace_hostname_field = true;
+ text->options.print_trace_domain_field = true;
+ text->options.print_trace_procname_field = true;
+ text->options.print_trace_vpid_field = true;
+ text->options.print_loglevel_field = true;
+ text->options.print_emf_field = true;
+ text->options.print_emf_field = true;
+ break;
+ case TEXT_DEFAULT_HIDE:
+ text->options.print_trace_field = false;
+ text->options.print_trace_hostname_field = false;
+ text->options.print_trace_domain_field = false;
+ text->options.print_trace_procname_field = false;
+ text->options.print_trace_vpid_field = false;
+ text->options.print_loglevel_field = false;
+ text->options.print_emf_field = false;
+ text->options.print_emf_field = false;
+ break;
+ default:
+ ret = BT_COMPONENT_STATUS_ERROR;
+ goto end;
+ }
+
+ value = false;
+ found = false;
+ ret = apply_one_bool("field-trace", params, &value, &found);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ if (found) {
+ text->options.print_trace_field = value;
+ }
+
+ value = false;
+ found = false;
+ ret = apply_one_bool("field-trace:hostname", params, &value, &found);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ if (found) {
+ text->options.print_trace_hostname_field = value;
+ }
+
+ value = false;
+ found = false;
+ ret = apply_one_bool("field-trace:domain", params, &value, &found);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ if (found) {
+ text->options.print_trace_domain_field = value;
+ }
+
+ value = false;
+ found = false;
+ ret = apply_one_bool("field-trace:procname", params, &value, &found);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ if (found) {
+ text->options.print_trace_procname_field = value;
+ }
+
+ value = false;
+ found = false;
+ ret = apply_one_bool("field-trace:vpid", params, &value, &found);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ if (found) {
+ text->options.print_trace_vpid_field = value;
+ }
+
+ value = false;
+ found = false;
+ ret = apply_one_bool("field-loglevel", params, &value, &found);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ if (found) {
+ text->options.print_loglevel_field = value;
+ }
+
+ value = false;
+ found = false;
+ ret = apply_one_bool("field-emf", params, &value, &found);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ if (found) {
+ text->options.print_emf_field = value;
+ }
+
+ value = false;
+ found = false;
+ ret = apply_one_bool("field-emf", params, &value, &found);
+ if (ret != BT_COMPONENT_STATUS_OK) {
+ goto end;
+ }
+ if (found) {
+ text->options.print_emf_field = value;
+ }
+
+end:
+ bt_put(text->plugin_opt_map);
+ text->plugin_opt_map = NULL;
+ g_free(str);
+ return ret;
+}
+
static
enum bt_component_status text_component_init(
- struct bt_component *component, struct bt_value *params)
+ struct bt_component *component, struct bt_value *params)
{
enum bt_component_status ret;
struct text_component *text = create_text();
goto end;
}
- ret = bt_component_set_destroy_cb(component,
- destroy_text);
- if (ret != BT_COMPONENT_STATUS_OK) {
- goto error;
- }
+ text->out = stdout;
+ text->err = stderr;
- ret = bt_component_set_private_data(component, text);
+ text->delta_cycles = -1ULL;
+ text->last_cycles_timestamp = -1ULL;
+
+ text->delta_real_timestamp = -1ULL;
+ text->last_real_timestamp = -1ULL;
+
+ ret = apply_params(text, params);
if (ret != BT_COMPONENT_STATUS_OK) {
goto error;
}
- ret = bt_component_sink_set_handle_notification_cb(component,
- handle_notification);
+ ret = bt_component_set_private_data(component, text);
if (ret != BT_COMPONENT_STATUS_OK) {
goto error;
}
-
- text->out = stdout;
- text->err = stderr;
end:
return ret;
error:
}
/* Initialize plug-in entry points. */
-BT_PLUGIN_NAME("text");
+BT_PLUGIN(text);
BT_PLUGIN_DESCRIPTION("Babeltrace text output plug-in.");
BT_PLUGIN_AUTHOR("Jérémie Galarneau");
BT_PLUGIN_LICENSE("MIT");
+BT_PLUGIN_SINK_COMPONENT_CLASS(text, run);
+BT_PLUGIN_SINK_COMPONENT_CLASS_INIT_METHOD(text, text_component_init);
+BT_PLUGIN_SINK_COMPONENT_CLASS_DESTROY_METHOD(text, destroy_text);
+BT_PLUGIN_SINK_COMPONENT_CLASS_DESCRIPTION(text,
+ "Formats CTF-IR to text. Formerly known as ctf-text.");
-BT_PLUGIN_COMPONENT_CLASSES_BEGIN
-BT_PLUGIN_SINK_COMPONENT_CLASS_ENTRY("text",
- "Formats CTF-IR to text. Formerly known as ctf-text.",
- text_component_init)
-BT_PLUGIN_COMPONENT_CLASSES_END