#include "../common/metadata/ctf-meta-configure-ir-trace.h"
#include "../common/msg-iter/msg-iter.h"
#include "query.h"
+#include "plugins/common/param-validation/param-validation.h"
struct tracer_info {
const char *name;
ctf_fs_ds_file_destroy(msg_iter_data->ds_file);
msg_iter_data->ds_file = ctf_fs_ds_file_create(
msg_iter_data->ds_file_group->ctf_fs_trace,
- msg_iter_data->pc_msg_iter,
+ msg_iter_data->self_msg_iter,
msg_iter_data->msg_iter,
msg_iter_data->ds_file_group->stream,
ds_file_info->path->str,
{
bt_component_class_message_iterator_next_method_status status;
- BT_ASSERT(msg_iter_data->ds_file);
+ BT_ASSERT_DBG(msg_iter_data->ds_file);
while (true) {
bt_message *msg;
}
BT_HIDDEN
-bt_component_class_message_iterator_init_method_status ctf_fs_iterator_init(
+bt_component_class_message_iterator_initialize_method_status ctf_fs_iterator_init(
bt_self_message_iterator *self_msg_iter,
+ bt_self_message_iterator_configuration *config,
bt_self_component_source *self_comp_src,
bt_self_component_port_output *self_port)
{
struct ctf_fs_port_data *port_data;
struct ctf_fs_msg_iter_data *msg_iter_data = NULL;
- bt_component_class_message_iterator_init_method_status ret =
- BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_OK;
+ bt_component_class_message_iterator_initialize_method_status ret =
+ BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_OK;
bt_logging_level log_level;
bt_self_component *self_comp =
bt_self_component_source_as_self_component(self_comp_src);
log_level = port_data->ctf_fs->log_level;
msg_iter_data = g_new0(struct ctf_fs_msg_iter_data, 1);
if (!msg_iter_data) {
- ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_MEMORY_ERROR;
+ ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR;
goto error;
}
msg_iter_data->log_level = log_level;
msg_iter_data->self_comp = self_comp;
- msg_iter_data->pc_msg_iter = self_msg_iter;
+ msg_iter_data->self_msg_iter = self_msg_iter;
msg_iter_data->msg_iter = bt_msg_iter_create(
port_data->ds_file_group->ctf_fs_trace->metadata->tc,
bt_common_get_page_size(msg_iter_data->log_level) * 8,
self_comp);
if (!msg_iter_data->msg_iter) {
BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot create a CTF message iterator.");
- ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_MEMORY_ERROR;
+ ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_MEMORY_ERROR;
goto error;
}
msg_iter_data->ds_file_group = port_data->ds_file_group;
if (ctf_fs_iterator_reset(msg_iter_data)) {
- ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_ERROR;
+ ret = BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_ERROR;
goto error;
}
+ /*
+ * This iterator can seek forward if its stream class has a default
+ * clock class.
+ */
+ if (msg_iter_data->ds_file_group->sc->default_clock_class) {
+ bt_self_message_iterator_configuration_set_can_seek_forward(
+ config, true);
+ }
+
bt_self_message_iterator_set_data(self_msg_iter,
msg_iter_data);
- if (ret != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INIT_METHOD_STATUS_OK) {
+ if (ret != BT_COMPONENT_CLASS_MESSAGE_ITERATOR_INITIALIZE_METHOD_STATUS_OK) {
goto error;
}
-
msg_iter_data = NULL;
goto end;
return ret;
}
+static
+void ctf_fs_trace_destroy(struct ctf_fs_trace *ctf_fs_trace)
+{
+ if (!ctf_fs_trace) {
+ return;
+ }
+
+ if (ctf_fs_trace->ds_file_groups) {
+ g_ptr_array_free(ctf_fs_trace->ds_file_groups, TRUE);
+ }
+
+ BT_TRACE_PUT_REF_AND_RESET(ctf_fs_trace->trace);
+
+ if (ctf_fs_trace->path) {
+ g_string_free(ctf_fs_trace->path, TRUE);
+ }
+
+ if (ctf_fs_trace->metadata) {
+ ctf_fs_metadata_fini(ctf_fs_trace->metadata);
+ g_free(ctf_fs_trace->metadata);
+ }
+
+ g_free(ctf_fs_trace);
+}
+
BT_HIDDEN
void ctf_fs_destroy(struct ctf_fs_component *ctf_fs)
{
return;
}
- if (ctf_fs->traces) {
- g_ptr_array_free(ctf_fs->traces, TRUE);
- }
+ ctf_fs_trace_destroy(ctf_fs->trace);
if (ctf_fs->port_data) {
g_ptr_array_free(ctf_fs->port_data, TRUE);
port_data_destroy(data);
}
-static
-void ctf_fs_trace_destroy(struct ctf_fs_trace *ctf_fs_trace)
-{
- if (!ctf_fs_trace) {
- return;
- }
-
- if (ctf_fs_trace->ds_file_groups) {
- g_ptr_array_free(ctf_fs_trace->ds_file_groups, TRUE);
- }
-
- BT_TRACE_PUT_REF_AND_RESET(ctf_fs_trace->trace);
-
- if (ctf_fs_trace->path) {
- g_string_free(ctf_fs_trace->path, TRUE);
- }
-
- if (ctf_fs_trace->name) {
- g_string_free(ctf_fs_trace->name, TRUE);
- }
-
- if (ctf_fs_trace->metadata) {
- ctf_fs_metadata_fini(ctf_fs_trace->metadata);
- g_free(ctf_fs_trace->metadata);
- }
-
- g_free(ctf_fs_trace);
-}
-
static
void ctf_fs_trace_destroy_notifier(void *data)
{
goto error;
}
- ctf_fs->traces =
- g_ptr_array_new_with_free_func(ctf_fs_trace_destroy_notifier);
- if (!ctf_fs->traces) {
- goto error;
- }
-
goto end;
error:
}
static
-void ds_file_group_insert_ds_index_entry_sorted(
- struct ctf_fs_ds_file_group *ds_file_group,
+void ds_index_insert_ds_index_entry_sorted(
+ struct ctf_fs_ds_index *index,
struct ctf_fs_ds_index_entry *entry)
{
guint i;
/* Find the spot where to insert this index entry. */
- for (i = 0; i < ds_file_group->index->entries->len; i++) {
- struct ctf_fs_ds_index_entry *other_entry = g_ptr_array_index(
- ds_file_group->index->entries, i);
+ for (i = 0; i < index->entries->len; i++) {
+ struct ctf_fs_ds_index_entry *other_entry =
+ g_ptr_array_index(index->entries, i);
if (entry->timestamp_begin_ns < other_entry->timestamp_begin_ns) {
break;
}
}
- array_insert(ds_file_group->index->entries, entry, i);
+ array_insert(index->entries, entry, i);
+}
+
+static
+void merge_ctf_fs_ds_indexes(struct ctf_fs_ds_index *dest, struct ctf_fs_ds_index *src)
+{
+ guint i;
+
+ for (i = 0; i < src->entries->len; i++) {
+ struct ctf_fs_ds_index_entry *entry =
+ g_ptr_array_index(src->entries, i);
+
+ /*
+ * Ownership of the ctf_fs_ds_index_entry is transferred to
+ * dest.
+ */
+ g_ptr_array_index(src->entries, i) = NULL;
+
+ ds_index_insert_ds_index_entry_sorted(dest, entry);
+ }
}
static
struct bt_msg_iter_packet_properties props;
bt_logging_level log_level = ctf_fs_trace->log_level;
bt_self_component *self_comp = ctf_fs_trace->self_comp;
+ bt_self_component_class *self_comp_class = ctf_fs_trace->self_comp_class;
msg_iter = bt_msg_iter_create(ctf_fs_trace->metadata->tc,
bt_common_get_page_size(log_level) * 8,
ret = bt_msg_iter_get_packet_properties(ds_file->msg_iter, &props);
if (ret) {
- BT_COMP_LOGE_APPEND_CAUSE(self_comp,
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
"Cannot get stream file's first packet's header and context fields (`%s`).",
path);
goto error;
sc->default_clock_class->offset_seconds,
sc->default_clock_class->offset_cycles, &begin_ns);
if (ret) {
- BT_COMP_LOGE_APPEND_CAUSE(self_comp,
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
"Cannot convert clock cycles to nanoseconds from origin (`%s`).",
path);
goto error;
index = ctf_fs_ds_file_build_index(ds_file, ds_file_info);
if (!index) {
- BT_COMP_LOGW("Failed to index CTF stream file \'%s\'",
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(
+ self_comp, self_comp_class,
+ "Failed to index CTF stream file \'%s\'",
ds_file->file->path->str);
+ goto error;
}
if (begin_ns == -1) {
goto error;
}
- ds_file_group_insert_ds_file_info_sorted(ds_file_group, ds_file_info);
+ ds_file_group_insert_ds_file_info_sorted(ds_file_group,
+ BT_MOVE_REF(ds_file_info));
add_group = true;
goto end;
}
add_group = true;
+ } else {
+ merge_ctf_fs_ds_indexes(ds_file_group->index, index);
}
- ds_file_group_insert_ds_file_info_sorted(ds_file_group, ds_file_info);
+ ds_file_group_insert_ds_file_info_sorted(ds_file_group,
+ BT_MOVE_REF(ds_file_info));
goto end;
}
ctf_fs_ds_file_destroy(ds_file);
+ ctf_fs_ds_file_info_destroy(ds_file_info);
if (msg_iter) {
bt_msg_iter_destroy(msg_iter);
GDir *dir = NULL;
bt_logging_level log_level = ctf_fs_trace->log_level;
bt_self_component *self_comp = ctf_fs_trace->self_comp;
+ bt_self_component_class *self_comp_class = ctf_fs_trace->self_comp_class;
/* Check each file in the path directory, except specific ones */
dir = g_dir_open(ctf_fs_trace->path->str, 0, &error);
if (!dir) {
- BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot open directory `%s`: %s (code %d)",
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
+ "Cannot open directory `%s`: %s (code %d)",
ctf_fs_trace->path->str, error->message,
error->code);
goto error;
/* Create the file. */
file = ctf_fs_file_create(log_level, self_comp);
if (!file) {
- BT_COMP_LOGE_APPEND_CAUSE(self_comp,
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
"Cannot create stream file object for file `%s" G_DIR_SEPARATOR_S "%s`",
ctf_fs_trace->path->str, basename);
goto error;
ret = ctf_fs_file_open(file, "rb");
if (ret) {
- BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot open stream file `%s`",
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
+ "Cannot open stream file `%s`",
file->path->str);
goto error;
}
ret = add_ds_file_to_ds_file_group(ctf_fs_trace,
file->path->str);
if (ret) {
- BT_COMP_LOGE_APPEND_CAUSE(self_comp,
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
"Cannot add stream file `%s` to stream file group",
file->path->str);
ctf_fs_file_destroy(file);
}
static
-struct ctf_fs_trace *ctf_fs_trace_create(bt_self_component *self_comp,
+struct ctf_fs_trace *ctf_fs_trace_create(
+ bt_self_component *self_comp,
+ bt_self_component_class *self_comp_class,
const char *path, const char *name,
struct ctf_fs_metadata_config *metadata_config,
bt_logging_level log_level)
struct ctf_fs_trace *ctf_fs_trace;
int ret;
+ /* Only one of them must be set. */
+ BT_ASSERT(!self_comp != !self_comp_class);
+
ctf_fs_trace = g_new0(struct ctf_fs_trace, 1);
if (!ctf_fs_trace) {
goto end;
ctf_fs_trace->log_level = log_level;
ctf_fs_trace->self_comp = self_comp;
+ ctf_fs_trace->self_comp_class = self_comp_class;
ctf_fs_trace->path = g_string_new(path);
if (!ctf_fs_trace->path) {
goto error;
}
- ctf_fs_trace->name = g_string_new(name);
- if (!ctf_fs_trace->name) {
- goto error;
- }
-
ctf_fs_trace->metadata = g_new0(struct ctf_fs_metadata, 1);
if (!ctf_fs_trace->metadata) {
goto error;
return ret;
}
-static
-int add_trace_path(GList **trace_paths, const char *path,
- bt_logging_level log_level, bt_self_component *self_comp)
-{
- GString *norm_path = NULL;
- int ret = 0;
-
- norm_path = bt_common_normalize_path(path, NULL);
- if (!norm_path) {
- BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Failed to normalize path `%s`.", path);
- ret = -1;
- goto end;
- }
-
- // FIXME: Remove or ifdef for __MINGW32__
- if (strcmp(norm_path->str, "/") == 0) {
- BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Opening a trace in `/` is not supported.");
- ret = -1;
- goto end;
- }
-
- *trace_paths = g_list_prepend(*trace_paths, norm_path);
- BT_ASSERT(*trace_paths);
- norm_path = NULL;
-
-end:
- if (norm_path) {
- g_string_free(norm_path, TRUE);
- }
-
- return ret;
-}
+/* Helper for ctf_fs_component_create_ctf_fs_trace, to handle a single path. */
static
-int ctf_fs_find_traces(GList **trace_paths, const char *start_path,
- bt_logging_level log_level, bt_self_component *self_comp)
-{
- int ret;
- GError *error = NULL;
- GDir *dir = NULL;
- const char *basename = NULL;
-
- /* Check if the starting path is a CTF trace itself */
- ret = path_is_ctf_trace(start_path);
- if (ret < 0) {
- goto end;
- }
-
- if (ret) {
- /*
- * Stop recursion: a CTF trace cannot contain another
- * CTF trace.
- */
- ret = add_trace_path(trace_paths, start_path, log_level,
- self_comp);
- goto end;
- }
-
- /* Look for subdirectories */
- if (!g_file_test(start_path, G_FILE_TEST_IS_DIR)) {
- /* Starting path is not a directory: end of recursion */
- goto end;
- }
-
- dir = g_dir_open(start_path, 0, &error);
- if (!dir) {
- if (error->code == G_FILE_ERROR_ACCES) {
- BT_COMP_LOGI("Cannot open directory `%s`: %s (code %d): continuing",
- start_path, error->message, error->code);
- goto end;
- }
-
- BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot open directory `%s`: %s (code %d)",
- start_path, error->message, error->code);
- ret = -1;
- goto end;
- }
-
- while ((basename = g_dir_read_name(dir))) {
- GString *sub_path = g_string_new(NULL);
-
- if (!sub_path) {
- ret = -1;
- goto end;
- }
-
- g_string_printf(sub_path, "%s" G_DIR_SEPARATOR_S "%s", start_path, basename);
- ret = ctf_fs_find_traces(trace_paths, sub_path->str,
- log_level, self_comp);
- g_string_free(sub_path, TRUE);
- if (ret) {
- goto end;
- }
- }
-
-end:
- if (dir) {
- g_dir_close(dir);
- }
-
- if (error) {
- g_error_free(error);
- }
-
- return ret;
-}
-
-static
-GList *ctf_fs_create_trace_names(GList *trace_paths, const char *base_path) {
- GList *trace_names = NULL;
- GList *node;
- const char *last_sep;
- size_t base_dist;
-
- /*
- * At this point we know that all the trace paths are
- * normalized, and so is the base path. This means that
- * they are absolute and they don't end with a separator.
- * We can simply find the location of the last separator
- * in the base path, which gives us the name of the actual
- * directory to look into, and use this location as the
- * start of each trace name within each trace path.
- *
- * For example:
- *
- * Base path: /home/user/my-traces/some-trace
- * Trace paths:
- * - /home/user/my-traces/some-trace/host1/trace1
- * - /home/user/my-traces/some-trace/host1/trace2
- * - /home/user/my-traces/some-trace/host2/trace
- * - /home/user/my-traces/some-trace/other-trace
- *
- * In this case the trace names are:
- *
- * - some-trace/host1/trace1
- * - some-trace/host1/trace2
- * - some-trace/host2/trace
- * - some-trace/other-trace
- */
- last_sep = strrchr(base_path, G_DIR_SEPARATOR);
-
- /* We know there's at least one separator */
- BT_ASSERT(last_sep);
-
- /* Distance to base */
- base_dist = last_sep - base_path + 1;
-
- /* Create the trace names */
- for (node = trace_paths; node; node = g_list_next(node)) {
- GString *trace_name = g_string_new(NULL);
- GString *trace_path = node->data;
-
- BT_ASSERT(trace_name);
- g_string_assign(trace_name, &trace_path->str[base_dist]);
- trace_names = g_list_append(trace_names, trace_name);
- }
-
- return trace_names;
-}
-
-/* Helper for ctf_fs_component_create_ctf_fs_traces, to handle a single path/root. */
-
-static
-int ctf_fs_component_create_ctf_fs_traces_one_root(
+int ctf_fs_component_create_ctf_fs_trace_one_path(
struct ctf_fs_component *ctf_fs,
const char *path_param,
+ const char *trace_name,
+ GPtrArray *traces,
bt_self_component *self_comp,
bt_self_component_class *self_comp_class)
{
- struct ctf_fs_trace *ctf_fs_trace = NULL;
- int ret = 0;
- GString *norm_path = NULL;
- GList *trace_paths = NULL;
- GList *trace_names = NULL;
- GList *tp_node;
- GList *tn_node;
+ struct ctf_fs_trace *ctf_fs_trace;
+ int ret;
+ GString *norm_path;
bt_logging_level log_level = ctf_fs->log_level;
norm_path = bt_common_normalize_path(path_param, NULL);
if (!norm_path) {
BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
- "Failed to normalize path: `%s`.", path_param);
+ "Failed to normalize path: `%s`.",
+ path_param);
goto error;
}
- ret = ctf_fs_find_traces(&trace_paths, norm_path->str, log_level,
- self_comp);
- if (ret) {
+ ret = path_is_ctf_trace(norm_path->str);
+ if (ret < 0) {
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
+ "Failed to check if path is a CTF trace: path=%s",
+ norm_path->str);
+ goto error;
+ } else if (ret == 0) {
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
+ "Path is not a CTF trace (does not contain a metadata file): `%s`.",
+ norm_path->str);
goto error;
}
- if (!trace_paths) {
+ // FIXME: Remove or ifdef for __MINGW32__
+ if (strcmp(norm_path->str, "/") == 0) {
BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
- "No CTF traces recursively found in `%s`.", path_param);
- goto error;
+ "Opening a trace in `/` is not supported.");
+ ret = -1;
+ goto end;
}
- trace_names = ctf_fs_create_trace_names(trace_paths, norm_path->str);
- if (!trace_names) {
- BT_COMP_LOGE_APPEND_CAUSE(self_comp,
- "Cannot create trace names from trace paths.");
+ ctf_fs_trace = ctf_fs_trace_create(self_comp, self_comp_class, norm_path->str,
+ trace_name, &ctf_fs->metadata_config, log_level);
+ if (!ctf_fs_trace) {
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
+ "Cannot create trace for `%s`.",
+ norm_path->str);
goto error;
}
- for (tp_node = trace_paths, tn_node = trace_names; tp_node;
- tp_node = g_list_next(tp_node),
- tn_node = g_list_next(tn_node)) {
- GString *trace_path = tp_node->data;
- GString *trace_name = tn_node->data;
-
- ctf_fs_trace = ctf_fs_trace_create(self_comp,
- trace_path->str, trace_name->str,
- &ctf_fs->metadata_config,
- log_level);
- if (!ctf_fs_trace) {
- BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Cannot create trace for `%s`.",
- trace_path->str);
- goto error;
- }
-
- g_ptr_array_add(ctf_fs->traces, ctf_fs_trace);
- ctf_fs_trace = NULL;
- }
+ g_ptr_array_add(traces, ctf_fs_trace);
+ ctf_fs_trace = NULL;
+ ret = 0;
goto end;
error:
ret = -1;
- ctf_fs_trace_destroy(ctf_fs_trace);
end:
- for (tp_node = trace_paths; tp_node; tp_node = g_list_next(tp_node)) {
- if (tp_node->data) {
- g_string_free(tp_node->data, TRUE);
- }
- }
-
- for (tn_node = trace_names; tn_node; tn_node = g_list_next(tn_node)) {
- if (tn_node->data) {
- g_string_free(tn_node->data, TRUE);
- }
- }
-
- if (trace_paths) {
- g_list_free(trace_paths);
- }
-
- if (trace_names) {
- g_list_free(trace_names);
- }
-
if (norm_path) {
g_string_free(norm_path, TRUE);
}
return ret;
}
-/* GCompareFunc to sort traces by UUID. */
-
-static
-gint sort_traces_by_uuid(gconstpointer a, gconstpointer b)
-{
- const struct ctf_fs_trace *trace_a = *((const struct ctf_fs_trace **) a);
- const struct ctf_fs_trace *trace_b = *((const struct ctf_fs_trace **) b);
-
- bool trace_a_has_uuid = trace_a->metadata->tc->is_uuid_set;
- bool trace_b_has_uuid = trace_b->metadata->tc->is_uuid_set;
- gint ret;
-
- /* Order traces without uuid first. */
- if (!trace_a_has_uuid && trace_b_has_uuid) {
- ret = -1;
- } else if (trace_a_has_uuid && !trace_b_has_uuid) {
- ret = 1;
- } else if (!trace_a_has_uuid && !trace_b_has_uuid) {
- ret = 0;
- } else {
- ret = bt_uuid_compare(trace_a->metadata->tc->uuid, trace_b->metadata->tc->uuid);
- }
-
- return ret;
-}
-
/*
* Count the number of stream and event classes defined by this trace's metadata.
*
}
/* Merge both indexes. */
- for (i = 0; i < src->index->entries->len; i++) {
- struct ctf_fs_ds_index_entry *entry = g_ptr_array_index(
- src->index->entries, i);
-
- /*
- * Ownership of the ctf_fs_ds_index_entry is transferred to
- * dest.
- */
- g_ptr_array_index(src->index->entries, i) = NULL;
-
- ds_file_group_insert_ds_index_entry_sorted(dest, entry);
- }
+ merge_ctf_fs_ds_indexes(dest->index, src->index);
}
/* Merge src_trace's data stream file groups into dest_trace's. */
*/
static
-int merge_ctf_fs_traces(struct ctf_fs_trace **traces, unsigned int num_traces)
+int merge_ctf_fs_traces(struct ctf_fs_trace **traces, unsigned int num_traces,
+ struct ctf_fs_trace **out_trace)
{
unsigned int winner_count;
struct ctf_fs_trace *winner;
- guint i;
+ guint i, winner_i;
int ret = 0;
- char uuid_str[BT_UUID_STR_LEN + 1];
BT_ASSERT(num_traces >= 2);
winner_count = metadata_count_stream_and_event_classes(traces[0]);
winner = traces[0];
+ winner_i = 0;
/* Find the trace with the largest metadata. */
for (i = 1; i < num_traces; i++) {
if (candidate_count > winner_count) {
winner_count = candidate_count;
winner = candidate;
+ winner_i = i;
}
}
if (ret) {
goto end;
}
-
- /* Free the trace that got merged into winner, clear the slot in the array. */
- ctf_fs_trace_destroy(trace);
- traces[i] = NULL;
- }
-
- /* Use the string representation of the UUID as the trace name. */
- bt_uuid_to_str(winner->metadata->tc->uuid, uuid_str);
- g_string_printf(winner->name, "%s", uuid_str);
-
-end:
- return ret;
-}
-
-/*
- * Merge all traces of `ctf_fs` that share the same UUID in a single trace.
- * Traces with no UUID are not merged.
- */
-
-static
-int merge_traces_with_same_uuid(struct ctf_fs_component *ctf_fs)
-{
- GPtrArray *traces = ctf_fs->traces;
- guint range_start_idx = 0;
- unsigned int num_traces = 0;
- guint i;
- int ret = 0;
-
- /* Sort the traces by uuid, then collapse traces with the same uuid in a single one. */
- g_ptr_array_sort(traces, sort_traces_by_uuid);
-
- /* Find ranges of consecutive traces that share the same UUID. */
- while (range_start_idx < traces->len) {
- guint range_len;
- struct ctf_fs_trace *range_start_trace = g_ptr_array_index(traces, range_start_idx);
-
- /* Exclusive end of range. */
- guint range_end_exc_idx = range_start_idx + 1;
-
- while (range_end_exc_idx < traces->len) {
- struct ctf_fs_trace *this_trace = g_ptr_array_index(traces, range_end_exc_idx);
-
- if (!range_start_trace->metadata->tc->is_uuid_set ||
- (bt_uuid_compare(range_start_trace->metadata->tc->uuid, this_trace->metadata->tc->uuid) != 0)) {
- break;
- }
-
- range_end_exc_idx++;
- }
-
- /* If we have two or more traces with matching UUIDs, merge them. */
- range_len = range_end_exc_idx - range_start_idx;
- if (range_len > 1) {
- struct ctf_fs_trace **range_start = (struct ctf_fs_trace **) &traces->pdata[range_start_idx];
- ret = merge_ctf_fs_traces(range_start, range_len);
- if (ret) {
- goto end;
- }
- }
-
- num_traces++;
- range_start_idx = range_end_exc_idx;
- }
-
- /* Clear any NULL slot (traces that got merged in another one) in the array. */
- for (i = 0; i < traces->len;) {
- if (!g_ptr_array_index(traces, i)) {
- g_ptr_array_remove_index_fast(traces, i);
- } else {
- i++;
- }
}
- BT_ASSERT(num_traces == traces->len);
+ /*
+ * Move the winner out of the array, into `*out_trace`.
+ */
+ *out_trace = winner;
+ traces[winner_i] = NULL;
end:
return ret;
ds_file->msg_iter, cs);
break;
default:
- abort();
+ bt_common_abort();
}
if (iter_status) {
ret = -1;
*/
static
int fix_packet_index_tracer_bugs(struct ctf_fs_component *ctf_fs,
- bt_self_component *self_comp)
+ bt_self_component *self_comp,
+ bt_self_component_class *self_comp_class)
{
int ret = 0;
- guint trace_i;
struct tracer_info current_tracer_info;
- GPtrArray *traces = ctf_fs->traces;
bt_logging_level log_level = ctf_fs->log_level;
- /*
- * Iterate over all the traces of this component and check for
- * possible indexing bugs.
- */
- for (trace_i = 0; trace_i < traces->len; trace_i++) {
- struct ctf_fs_trace *trace = g_ptr_array_index(traces,
- trace_i);
+ ret = extract_tracer_info(ctf_fs->trace, ¤t_tracer_info);
+ if (ret) {
+ /*
+ * A trace may not have all the necessary environment
+ * entries to do the tracer version comparison.
+ * At least, the tracer name and major version number
+ * are needed. Failing to extract these entries is not
+ * an error.
+ */
+ ret = 0;
+ BT_LOGI_STR("Cannot extract tracer information necessary to compare with buggy versions.");
+ goto end;;
+ }
- ret = extract_tracer_info(trace, ¤t_tracer_info);
+ /* Check if the trace may be affected by old tracer bugs. */
+ if (is_tracer_affected_by_lttng_event_after_packet_bug(
+ ¤t_tracer_info)) {
+ BT_LOGI_STR("Trace may be affected by LTTng tracer packet timestamp bug. Fixing up.");
+ ret = fix_index_lttng_event_after_packet_bug(ctf_fs->trace);
if (ret) {
- /*
- * A trace may not have all the necessary environment
- * entries to do the tracer version comparison.
- * At least, the tracer name and major version number
- * are needed. Failing to extract these entries is not
- * an error.
- */
- ret = 0;
- BT_LOGI_STR("Cannot extract tracer information necessary to compare with buggy versions.");
- continue;
- }
-
- /* Check if the trace may be affected by old tracer bugs. */
- if (is_tracer_affected_by_lttng_event_after_packet_bug(
- ¤t_tracer_info)) {
- BT_LOGI_STR("Trace may be affected by LTTng tracer packet timestamp bug. Fixing up.");
- ret = fix_index_lttng_event_after_packet_bug(trace);
- if (ret) {
- BT_COMP_LOGE_APPEND_CAUSE(self_comp,
- "Failed to fix LTTng event-after-packet bug.");
- goto end;
- }
- trace->metadata->tc->quirks.lttng_event_after_packet = true;
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(
+ self_comp, self_comp_class,
+ "Failed to fix LTTng event-after-packet bug.");
+ goto end;
}
+ ctf_fs->trace->metadata->tc->quirks.lttng_event_after_packet = true;
+ }
- if (is_tracer_affected_by_barectf_event_before_packet_bug(
- ¤t_tracer_info)) {
- BT_LOGI_STR("Trace may be affected by barectf tracer packet timestamp bug. Fixing up.");
- ret = fix_index_barectf_event_before_packet_bug(trace);
- if (ret) {
- BT_COMP_LOGE_APPEND_CAUSE(self_comp,
- "Failed to fix barectf event-before-packet bug.");
- goto end;
- }
- trace->metadata->tc->quirks.barectf_event_before_packet = true;
+ if (is_tracer_affected_by_barectf_event_before_packet_bug(
+ ¤t_tracer_info)) {
+ BT_LOGI_STR("Trace may be affected by barectf tracer packet timestamp bug. Fixing up.");
+ ret = fix_index_barectf_event_before_packet_bug(ctf_fs->trace);
+ if (ret) {
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(
+ self_comp, self_comp_class,
+ "Failed to fix barectf event-before-packet bug.");
+ goto end;
}
+ ctf_fs->trace->metadata->tc->quirks.barectf_event_before_packet = true;
+ }
- if (is_tracer_affected_by_lttng_crash_quirk(
- ¤t_tracer_info)) {
- ret = fix_index_lttng_crash_quirk(trace);
- if (ret) {
- BT_COMP_LOGE_APPEND_CAUSE(self_comp,
- "Failed to fix lttng-crash timestamp quirks.");
- goto end;
- }
- trace->metadata->tc->quirks.lttng_crash = true;
+ if (is_tracer_affected_by_lttng_crash_quirk(
+ ¤t_tracer_info)) {
+ ret = fix_index_lttng_crash_quirk(ctf_fs->trace);
+ if (ret) {
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(
+ self_comp, self_comp_class,
+ "Failed to fix lttng-crash timestamp quirks.");
+ goto end;
}
+ ctf_fs->trace->metadata->tc->quirks.lttng_crash = true;
}
+
end:
return ret;
}
-int ctf_fs_component_create_ctf_fs_traces(
+static
+gint compare_ds_file_groups_by_first_path(gconstpointer a, gconstpointer b)
+{
+ struct ctf_fs_ds_file_group * const *ds_file_group_a = a;
+ struct ctf_fs_ds_file_group * const *ds_file_group_b = b;
+ const struct ctf_fs_ds_file_info *first_ds_file_info_a;
+ const struct ctf_fs_ds_file_info *first_ds_file_info_b;
+
+ BT_ASSERT((*ds_file_group_a)->ds_file_infos->len > 0);
+ BT_ASSERT((*ds_file_group_b)->ds_file_infos->len > 0);
+ first_ds_file_info_a = (*ds_file_group_a)->ds_file_infos->pdata[0];
+ first_ds_file_info_b = (*ds_file_group_b)->ds_file_infos->pdata[0];
+ return strcmp(first_ds_file_info_a->path->str,
+ first_ds_file_info_b->path->str);
+}
+
+int ctf_fs_component_create_ctf_fs_trace(
struct ctf_fs_component *ctf_fs,
const bt_value *paths_value,
+ const bt_value *trace_name_value,
bt_self_component *self_comp,
bt_self_component_class *self_comp_class)
{
int ret = 0;
uint64_t i;
bt_logging_level log_level = ctf_fs->log_level;
+ GPtrArray *traces;
+ const char *trace_name;
+
+ BT_ASSERT(bt_value_get_type(paths_value) == BT_VALUE_TYPE_ARRAY);
+ BT_ASSERT(!bt_value_array_is_empty(paths_value));
+ traces = g_ptr_array_new_with_free_func(ctf_fs_trace_destroy_notifier);
+ if (!traces) {
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
+ "Failed to allocate a GPtrArray.");
+ goto error;
+ }
+
+ trace_name = trace_name_value ? bt_value_string_get(trace_name_value) : NULL;
+
+ /* Start by creating a separate ctf_fs_trace object for each path. */
for (i = 0; i < bt_value_array_get_length(paths_value); i++) {
const bt_value *path_value = bt_value_array_borrow_element_by_index_const(paths_value, i);
const char *input = bt_value_string_get(path_value);
- ret = ctf_fs_component_create_ctf_fs_traces_one_root(ctf_fs,
- input, self_comp, self_comp_class);
+ ret = ctf_fs_component_create_ctf_fs_trace_one_path(ctf_fs,
+ input, trace_name, traces, self_comp, self_comp_class);
if (ret) {
goto end;
}
}
- ret = merge_traces_with_same_uuid(ctf_fs);
- if (ret) {
- BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
- "Failed to merge traces with the same UUID.");
+ if (traces->len > 1) {
+ struct ctf_fs_trace *first_trace = (struct ctf_fs_trace *) traces->pdata[0];
+ const uint8_t *first_trace_uuid = first_trace->metadata->tc->uuid;
+ struct ctf_fs_trace *trace;
+
+ /*
+ * We have more than one trace, they must all share the same
+ * UUID, verify that.
+ */
+ for (i = 0; i < traces->len; i++) {
+ struct ctf_fs_trace *this_trace =
+ (struct ctf_fs_trace *) traces->pdata[i];
+ const uint8_t *this_trace_uuid = this_trace->metadata->tc->uuid;
+
+ if (!this_trace->metadata->tc->is_uuid_set) {
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
+ "Multiple traces given, but a trace does not have a UUID: path=%s",
+ this_trace->path->str);
+ goto error;
+ }
+
+ if (bt_uuid_compare(first_trace_uuid, this_trace_uuid) != 0) {
+ char first_trace_uuid_str[BT_UUID_STR_LEN + 1];
+ char this_trace_uuid_str[BT_UUID_STR_LEN + 1];
+
+ bt_uuid_to_str(first_trace_uuid, first_trace_uuid_str);
+ bt_uuid_to_str(this_trace_uuid, this_trace_uuid_str);
+
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
+ "Multiple traces given, but UUIDs don't match: "
+ "first-trace-uuid=%s, first-trace-path=%s, "
+ "trace-uuid=%s, trace-path=%s",
+ first_trace_uuid_str, first_trace->path->str,
+ this_trace_uuid_str, this_trace->path->str);
+ goto error;
+ }
+ }
+
+ ret = merge_ctf_fs_traces((struct ctf_fs_trace **) traces->pdata,
+ traces->len, &trace);
+ if (ret) {
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
+ "Failed to merge traces with the same UUID.");
+ goto error;
+ }
+
+ ctf_fs->trace = trace;
+ } else {
+ /* Just one trace, it may or may not have a UUID, both are fine. */
+ ctf_fs->trace = traces->pdata[0];
+ traces->pdata[0] = NULL;
}
- ret = fix_packet_index_tracer_bugs(ctf_fs, self_comp);
+ ret = fix_packet_index_tracer_bugs(ctf_fs, self_comp, self_comp_class);
if (ret) {
BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
"Failed to fix packet index tracer bugs.");
}
+
+ /*
+ * Sort data stream file groups by first data stream file info
+ * path to get a deterministic order. This order influences the
+ * order of the output ports. It also influences the order of
+ * the automatic stream IDs if the trace's packet headers do not
+ * contain a `stream_instance_id` field, in which case the data
+ * stream file to stream ID association is always the same,
+ * whatever the build and the system.
+ *
+ * Having a deterministic order here can help debugging and
+ * testing.
+ */
+ g_ptr_array_sort(ctf_fs->trace->ds_file_groups,
+ compare_ds_file_groups_by_first_path);
+ goto end;
+error:
+ ret = -1;
+
end:
+ g_ptr_array_free(traces, TRUE);
return ret;
}
return ret;
}
-/*
- * Validate the "paths" parameter passed to this component. It must be
- * present, and it must be an array of strings.
- */
-
-static
-bool validate_inputs_parameter(struct ctf_fs_component *ctf_fs,
- const bt_value *inputs, bt_self_component *self_comp,
- bt_self_component_class *self_comp_class)
-{
- bool ret;
- bt_value_type type;
- uint64_t i;
- bt_logging_level log_level = ctf_fs->log_level;
-
- if (!inputs) {
- BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp,
- self_comp_class, "missing \"inputs\" parameter");
- goto error;
- }
-
- type = bt_value_get_type(inputs);
- if (type != BT_VALUE_TYPE_ARRAY) {
- BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp,
- self_comp_class, "`inputs` parameter: expecting array value: type=%s",
- bt_common_value_type_string(type));
- goto error;
- }
-
- for (i = 0; i < bt_value_array_get_length(inputs); i++) {
- const bt_value *elem;
+static const struct bt_param_validation_value_descr inputs_elem_descr = {
+ .type = BT_VALUE_TYPE_STRING,
+};
- elem = bt_value_array_borrow_element_by_index_const(inputs, i);
- type = bt_value_get_type(elem);
- if (type != BT_VALUE_TYPE_STRING) {
- BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
- "`inputs` parameter: expecting string value: index=%" PRIu64 ", type=%s",
- i, bt_common_value_type_string(type));
- goto error;
+static const struct bt_param_validation_map_value_entry_descr fs_params_entries_descr[] = {
+ { "inputs", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_MANDATORY, {
+ BT_VALUE_TYPE_ARRAY,
+ .array = {
+ .min_length = 1,
+ .max_length = BT_PARAM_VALIDATION_INFINITE,
+ .element_type = &inputs_elem_descr,
}
- }
-
- ret = true;
- goto end;
-
-error:
- ret = false;
+ }},
+ { "trace-name", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_STRING } },
+ { "clock-class-offset-s", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_SIGNED_INTEGER } },
+ { "clock-class-offset-ns", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_SIGNED_INTEGER } },
+ { "force-clock-class-origin-unix-epoch", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL, { .type = BT_VALUE_TYPE_BOOL } },
+ BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_END
+};
-end:
- return ret;
-}
bool read_src_fs_parameters(const bt_value *params,
- const bt_value **inputs, struct ctf_fs_component *ctf_fs,
+ const bt_value **inputs,
+ const bt_value **trace_name,
+ struct ctf_fs_component *ctf_fs,
bt_self_component *self_comp,
bt_self_component_class *self_comp_class) {
bool ret;
const bt_value *value;
bt_logging_level log_level = ctf_fs->log_level;
+ enum bt_param_validation_status validate_value_status;
+ gchar *error = NULL;
+
+ validate_value_status = bt_param_validation_validate(params,
+ fs_params_entries_descr, &error);
+ if (validate_value_status != BT_PARAM_VALIDATION_STATUS_OK) {
+ BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
+ "%s", error);
+ ret = false;
+ goto end;
+ }
/* inputs parameter */
*inputs = bt_value_map_borrow_entry_value_const(params, "inputs");
- if (!validate_inputs_parameter(ctf_fs, *inputs, self_comp, self_comp_class)) {
- goto error;
- }
/* clock-class-offset-s parameter */
value = bt_value_map_borrow_entry_value_const(params,
"clock-class-offset-s");
if (value) {
- if (!bt_value_is_signed_integer(value)) {
- BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
- "clock-class-offset-s must be an integer");
- goto error;
- }
ctf_fs->metadata_config.clock_class_offset_s =
bt_value_integer_signed_get(value);
}
value = bt_value_map_borrow_entry_value_const(params,
"clock-class-offset-ns");
if (value) {
- if (!bt_value_is_signed_integer(value)) {
- BT_COMP_OR_COMP_CLASS_LOGE_APPEND_CAUSE(self_comp, self_comp_class,
- "clock-class-offset-ns must be an integer");
- goto error;
- }
ctf_fs->metadata_config.clock_class_offset_ns =
bt_value_integer_signed_get(value);
}
+ /* force-clock-class-origin-unix-epoch parameter */
+ value = bt_value_map_borrow_entry_value_const(params,
+ "force-clock-class-origin-unix-epoch");
+ if (value) {
+ ctf_fs->metadata_config.force_clock_class_origin_unix_epoch =
+ bt_value_bool_get(value);
+ }
- ret = true;
- goto end;
+ /* trace-name parameter */
+ *trace_name = bt_value_map_borrow_entry_value_const(params, "trace-name");
-error:
- ret = false;
+ ret = true;
end:
+ g_free(error);
return ret;
}
static
struct ctf_fs_component *ctf_fs_create(
const bt_value *params,
- bt_self_component_source *self_comp_src,
- bt_self_component_class *self_comp_class)
+ bt_self_component_source *self_comp_src)
{
struct ctf_fs_component *ctf_fs = NULL;
- guint i;
const bt_value *inputs_value;
+ const bt_value *trace_name_value;
bt_self_component *self_comp =
bt_self_component_source_as_self_component(self_comp_src);
goto error;
}
- if (!read_src_fs_parameters(params, &inputs_value, ctf_fs,
- self_comp, self_comp_class)) {
+ if (!read_src_fs_parameters(params, &inputs_value, &trace_name_value,
+ ctf_fs, self_comp, NULL)) {
goto error;
}
bt_self_component_set_data(self_comp, ctf_fs);
- if (ctf_fs_component_create_ctf_fs_traces(ctf_fs, inputs_value,
- self_comp, self_comp_class)) {
+ if (ctf_fs_component_create_ctf_fs_trace(ctf_fs, inputs_value,
+ trace_name_value, self_comp, NULL)) {
goto error;
}
- for (i = 0; i < ctf_fs->traces->len; i++) {
- struct ctf_fs_trace *trace = g_ptr_array_index(ctf_fs->traces, i);
-
- if (create_streams_for_trace(trace)) {
- goto error;
- }
+ if (create_streams_for_trace(ctf_fs->trace)) {
+ goto error;
+ }
- if (create_ports_for_trace(ctf_fs, trace, self_comp_src)) {
- goto error;
- }
+ if (create_ports_for_trace(ctf_fs, ctf_fs->trace, self_comp_src)) {
+ goto error;
}
goto end;
}
BT_HIDDEN
-bt_component_class_init_method_status ctf_fs_init(
+bt_component_class_initialize_method_status ctf_fs_init(
bt_self_component_source *self_comp_src,
+ bt_self_component_source_configuration *config,
const bt_value *params, __attribute__((unused)) void *init_method_data)
{
struct ctf_fs_component *ctf_fs;
- bt_component_class_init_method_status ret =
- BT_COMPONENT_CLASS_INIT_METHOD_STATUS_OK;
+ bt_component_class_initialize_method_status ret =
+ BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK;
- ctf_fs = ctf_fs_create(params, self_comp_src, NULL);
+ ctf_fs = ctf_fs_create(params, self_comp_src);
if (!ctf_fs) {
- ret = BT_COMPONENT_CLASS_INIT_METHOD_STATUS_ERROR;
+ ret = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR;
}
return ret;
if (strcmp(object, "metadata-info") == 0) {
status = metadata_info_query(comp_class, params, log_level,
result);
- } else if (strcmp(object, "babeltrace.trace-info") == 0) {
- status = trace_info_query(comp_class, params, log_level,
+ } else if (strcmp(object, "babeltrace.trace-infos") == 0) {
+ status = trace_infos_query(comp_class, params, log_level,
result);
} else if (!strcmp(object, "babeltrace.support-info")) {
status = support_info_query(comp_class, params, log_level, result);