Remove callsite text output code
[babeltrace.git] / plugins / text / text.c
index fc32c75e90d57e027249c7411fb1469c6ff9cd3c..720c431f3de893c397befec3198f132f02017a35 100644 (file)
 #include <babeltrace/plugin/component.h>
 #include <babeltrace/plugin/sink.h>
 #include <babeltrace/plugin/notification/notification.h>
+#include <babeltrace/plugin/notification/iterator.h>
 #include <babeltrace/plugin/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",
-};
+#define PLUGIN_NAME    "text"
 
 static
-void destroy_stream_timestamp(void *stream_timestamp)
-{
-       g_free(stream_timestamp);
-}
+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)
 {
-       if (text->stream_timestamps) {
-               g_hash_table_destroy(text->stream_timestamps);
-       }
+       (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);
 }
 
@@ -79,20 +86,20 @@ struct text_component *create_text(void)
        if (!text) {
                goto end;
        }
-
-       text->stream_timestamps = g_hash_table_new_full(
-                       NULL, NULL, NULL, destroy_stream_timestamp);
-       if (!text->stream_timestamps) {
+       text->string = g_string_new("");
+       if (!text->string) {
                goto error;
        }
 end:
        return text;
+
 error:
-       destroy_text_data(text);
+       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);
 
@@ -100,11 +107,10 @@ static void destroy_text(struct bt_component *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;
@@ -123,12 +129,12 @@ enum bt_component_status handle_notification(struct bt_component *component,
                struct bt_ctf_event *event = bt_notification_event_get_event(
                                notification);
 
-               puts("\t<event>");
                if (!event) {
                        ret = BT_COMPONENT_STATUS_ERROR;
                        goto end;
                }
                ret = text_print_event(text, event);
+               bt_put(event);
                if (ret != BT_COMPONENT_STATUS_OK) {
                        goto end;
                }
@@ -144,9 +150,456 @@ 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 (!text->processed_first_event) {
+               ret = bt_notification_iterator_next(it);
+               if (ret != BT_COMPONENT_STATUS_OK) {
+                       goto end;
+               }
+       } else {
+               text->processed_first_event = true;
+       }
+
+       notification = bt_notification_iterator_get_notification(it);
+       if (!notification) {
+               ret = BT_COMPONENT_STATUS_ERROR;
+               goto end;
+       }
+
+       ret = handle_notification(text, notification);
+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 \"%s\" plugin\n",
+                       key, PLUGIN_NAME);
+       }
+       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();
@@ -156,6 +609,14 @@ enum bt_component_status text_component_init(
                goto end;
        }
 
+       text->out = stdout;
+       text->err = stderr;
+
+       ret = apply_params(text, params);
+       if (ret != BT_COMPONENT_STATUS_OK) {
+               goto error;
+       }
+
        ret = bt_component_set_destroy_cb(component,
                        destroy_text);
        if (ret != BT_COMPONENT_STATUS_OK) {
@@ -167,14 +628,11 @@ enum bt_component_status text_component_init(
                goto error;
        }
 
-       ret = bt_component_sink_set_handle_notification_cb(component,
-                       handle_notification);
+       ret = bt_component_sink_set_consume_cb(component,
+                       run);
        if (ret != BT_COMPONENT_STATUS_OK) {
                goto error;
        }
-
-       text->out = stdout;
-       text->err = stderr;
 end:
        return ret;
 error:
@@ -189,7 +647,7 @@ BT_PLUGIN_AUTHOR("Jérémie Galarneau");
 BT_PLUGIN_LICENSE("MIT");
 
 BT_PLUGIN_COMPONENT_CLASSES_BEGIN
-BT_PLUGIN_SINK_COMPONENT_CLASS_ENTRY("text",
+BT_PLUGIN_SINK_COMPONENT_CLASS_ENTRY(PLUGIN_NAME,
                "Formats CTF-IR to text. Formerly known as ctf-text.",
                text_component_init)
 BT_PLUGIN_COMPONENT_CLASSES_END
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