* SOFTWARE.
*/
+#define BT_LOG_TAG "PLUGIN-CTF-FS-SINK-WRITE"
+#include "logging.h"
+
#include <babeltrace/ctf-ir/event.h>
#include <babeltrace/ctf-ir/packet.h>
#include <babeltrace/ctf-ir/event-class.h>
#include <babeltrace/ctf-writer/stream-class.h>
#include <babeltrace/ctf-writer/stream.h>
#include <assert.h>
+#include <glib.h>
#include <ctfcopytrace.h>
bt_put(writer_stream);
}
+static
gboolean empty_ht(gpointer key, gpointer value, gpointer user_data)
{
return TRUE;
}
+static
+gboolean empty_streams_ht(gpointer key, gpointer value, gpointer user_data)
+{
+ struct bt_ctf_stream *writer_stream = value;
+
+ bt_ctf_stream_flush(writer_stream);
+
+ return TRUE;
+}
+
+static
void destroy_stream_state_key(gpointer key)
{
g_free((enum fs_writer_stream_state *) key);
}
+static
+void check_completed_trace(gpointer key, gpointer value, gpointer user_data)
+{
+ enum fs_writer_stream_state *state = value;
+ int *trace_completed = user_data;
+
+ if (*state != FS_WRITER_COMPLETED_STREAM) {
+ *trace_completed = 0;
+ }
+}
+
static
void trace_is_static_listener(struct bt_ctf_trace *trace, void *data)
{
- *((int *) data) = 1;
+ struct fs_writer *fs_writer = data;
+ int trace_completed = 1;
+
+ fs_writer->trace_static = 1;
+
+ g_hash_table_foreach(fs_writer->stream_states,
+ check_completed_trace, &trace_completed);
+ if (trace_completed) {
+ writer_close(fs_writer->writer_component, fs_writer);
+ g_hash_table_remove(fs_writer->writer_component->trace_map,
+ fs_writer->trace);
+ }
}
static
enum bt_component_status ret;
trace = bt_ctf_stream_class_get_trace(stream_class);
- if (!trace) {
- fprintf(writer_component->err,
- "[error] %s in %s:%d\n", __func__, __FILE__,
- __LINE__);
- goto error;
- }
+ assert(trace);
writer_trace = bt_ctf_writer_get_trace(ctf_writer);
- if (!writer_trace) {
- fprintf(writer_component->err,
- "[error] %s in %s:%d\n", __func__, __FILE__,
- __LINE__);
- goto error;
- }
+ assert(writer_trace);
ret = ctf_copy_clock_classes(writer_component->err, writer_trace,
writer_stream_class, trace);
if (ret != BT_COMPONENT_STATUS_OK) {
- fprintf(writer_component->err,
- "[error] %s in %s:%d\n", __func__, __FILE__,
- __LINE__);
+ BT_LOGE_STR("Failed to copy clock classes.");
goto error;
}
writer_stream_class = ctf_copy_stream_class(writer_component->err,
stream_class, writer_trace, true);
if (!writer_stream_class) {
- fprintf(writer_component->err, "[error] Failed to copy stream class\n");
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
+ BT_LOGE_STR("Failed to copy stream class.");
+ goto error;
+ }
+
+ ret = bt_ctf_trace_add_stream_class(writer_trace, writer_stream_class);
+ if (ret) {
+ BT_LOGE_STR("Failed to add stream_class.");
goto error;
}
v = g_new0(enum fs_writer_stream_state, 1);
if (!v) {
- fprintf(writer_component->err,
- "[error] %s in %s:%d\n", __func__,
- __FILE__, __LINE__);
+ BT_LOGE_STR("Failed to allocate fs_writer_stream_state.");
+ goto end;
}
*v = FS_WRITER_UNKNOWN_STREAM;
g_hash_table_insert(fs_writer->stream_states, stream, v);
-
+end:
return v;
}
+/*
+ * Make sure the output path is valid for a single trace: either it does
+ * not exists or it is empty.
+ *
+ * Return 0 if the path is valid, -1 otherwise.
+ */
+static
+bool valid_single_trace_path(const char *path)
+{
+ GError *error = NULL;
+ GDir *dir = NULL;
+ int ret = 0;
+
+ dir = g_dir_open(path, 0, &error);
+
+ /* Non-existent directory. */
+ if (!dir) {
+ /* For any other error, return an error */
+ if (error->code != G_FILE_ERROR_NOENT) {
+ ret = -1;
+ }
+ goto end;
+ }
+
+ /* g_dir_read_name skips "." and "..", error out on first result */
+ while (g_dir_read_name(dir) != NULL) {
+ ret = -1;
+ break;
+ }
+
+end:
+ if (dir) {
+ g_dir_close(dir);
+ }
+ if (error) {
+ g_error_free(error);
+ }
+
+ return ret;
+}
+
+static
+int make_trace_path(struct writer_component *writer_component,
+ struct bt_ctf_trace *trace, char *trace_path)
+{
+ int ret;
+ const char *trace_name;
+
+ if (writer_component->single_trace) {
+ trace_name = "\0";
+ } else {
+ trace_name = bt_ctf_trace_get_name(trace);
+ if (!trace_name) {
+ trace_name = writer_component->trace_name_base->str;
+ }
+ }
+
+ /* Sanitize the trace name. */
+ if (strlen(trace_name) == 2 && !strcmp(trace_name, "..")) {
+ BT_LOGE_STR("Trace name cannot be \"..\".");
+ goto error;
+ }
+
+ if (strstr(trace_name, "../")) {
+ BT_LOGE_STR("Trace name cannot contain \"../\".");
+ goto error;
+
+ }
+
+ snprintf(trace_path, PATH_MAX, "%s/%s",
+ writer_component->base_path->str,
+ trace_name);
+ /*
+ * Append a suffix if the trace_path exists and we are not in
+ * single-trace mode.
+ */
+ if (writer_component->single_trace) {
+ if (valid_single_trace_path(trace_path) != 0) {
+ BT_LOGE_STR("Invalid output directory.");
+ goto error;
+ }
+ } else {
+ if (g_file_test(trace_path, G_FILE_TEST_EXISTS)) {
+ int i = 0;
+
+ do {
+ snprintf(trace_path, PATH_MAX, "%s/%s-%d",
+ writer_component->base_path->str,
+ trace_name, ++i);
+ } while (g_file_test(trace_path, G_FILE_TEST_EXISTS) && i < INT_MAX);
+ if (i == INT_MAX) {
+ BT_LOGE_STR("Unable to find a unique trace path.");
+ goto error;
+ }
+ }
+ }
+
+ ret = 0;
+ goto end;
+
+error:
+ ret = -1;
+end:
+ return ret;
+}
+
static
struct fs_writer *insert_new_writer(
struct writer_component *writer_component,
{
struct bt_ctf_writer *ctf_writer = NULL;
struct bt_ctf_trace *writer_trace = NULL;
- char trace_name[PATH_MAX];
+ char trace_path[PATH_MAX];
enum bt_component_status ret;
struct bt_ctf_stream *stream = NULL;
struct fs_writer *fs_writer = NULL;
int nr_stream, i;
- /* FIXME: replace with trace name when it will work. */
- snprintf(trace_name, PATH_MAX, "%s/%s_%03d",
- writer_component->base_path->str,
- writer_component->trace_name_base->str,
- writer_component->trace_id++);
- printf_verbose("CTF-Writer creating trace in %s\n", trace_name);
+ if (writer_component->single_trace && writer_component->nr_traces > 0) {
+ BT_LOGE_STR("Trying to process more than one trace but single trace mode enabled.");
+ goto error;
+ }
- ctf_writer = bt_ctf_writer_create(trace_name);
- if (!ctf_writer) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
+ ret = make_trace_path(writer_component, trace, trace_path);
+ if (ret) {
+ BT_LOGE_STR("Failed to make trace path.");
goto error;
}
- writer_trace = bt_ctf_writer_get_trace(ctf_writer);
- if (!writer_trace) {
- fprintf(writer_component->err,
- "[error] %s in %s:%d\n", __func__, __FILE__,
- __LINE__);
+ printf("ctf.fs sink creating trace in %s\n", trace_path);
+
+ ctf_writer = bt_ctf_writer_create(trace_path);
+ if (!ctf_writer) {
+ BT_LOGE_STR("Failed to create CTF writer.");
goto error;
}
+ writer_trace = bt_ctf_writer_get_trace(ctf_writer);
+ assert(writer_trace);
+
ret = ctf_copy_trace(writer_component->err, trace, writer_trace);
if (ret != BT_COMPONENT_STATUS_OK) {
- fprintf(writer_component->err, "[error] Failed to copy trace\n");
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
+ BT_LOGE_STR("Failed to copy trace.");
BT_PUT(ctf_writer);
goto error;
}
fs_writer = g_new0(struct fs_writer, 1);
if (!fs_writer) {
- fprintf(writer_component->err,
- "[error] %s in %s:%d\n", __func__, __FILE__,
- __LINE__);
+ BT_LOGE_STR("Failed to allocate fs_writer.");
goto error;
}
fs_writer->writer = ctf_writer;
fs_writer->trace = trace;
fs_writer->writer_trace = writer_trace;
+ fs_writer->writer_component = writer_component;
BT_PUT(writer_trace);
fs_writer->stream_class_map = g_hash_table_new_full(g_direct_hash,
g_direct_equal, NULL, (GDestroyNotify) unref_stream_class);
nr_stream = bt_ctf_trace_get_stream_count(trace);
for (i = 0; i < nr_stream; i++) {
stream = bt_ctf_trace_get_stream_by_index(trace, i);
- if (!stream) {
- fprintf(writer_component->err,
- "[error] %s in %s:%d\n", __func__,
- __FILE__, __LINE__);
- goto error;
- }
+ assert(stream);
+
insert_new_stream_state(writer_component, fs_writer, stream);
BT_PUT(stream);
}
fs_writer->static_listener_id = -1;
} else {
ret = bt_ctf_trace_add_is_static_listener(trace,
- trace_is_static_listener, &fs_writer->trace_static);
- if (ret < 0) {
- fprintf(writer_component->err,
- "[error] %s in %s:%d\n", __func__, __FILE__,
- __LINE__);
- goto error;
- }
+ trace_is_static_listener, fs_writer);
+ assert(ret >= 0);
fs_writer->static_listener_id = ret;
}
+ writer_component->nr_traces++;
g_hash_table_insert(writer_component->trace_map, (gpointer) trace,
fs_writer);
struct fs_writer *fs_writer;
trace = bt_ctf_stream_class_get_trace(stream_class);
- if (!trace) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
- goto error;
- }
+ assert(trace);
fs_writer = g_hash_table_lookup(writer_component->trace_map,
(gpointer) trace);
fs_writer = insert_new_writer(writer_component, trace);
}
BT_PUT(trace);
- goto end;
-error:
- fs_writer = NULL;
-end:
return fs_writer;
}
struct fs_writer *fs_writer;
stream_class = bt_ctf_stream_get_class(stream);
- if (!stream_class) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
- goto error;
- }
+ assert(stream_class);
fs_writer = get_fs_writer(writer_component, stream_class);
- goto end;
-error:
- fs_writer = NULL;
-
-end:
bt_put(stream_class);
return fs_writer;
}
writer_stream_class = insert_new_stream_class(
writer_component, fs_writer, stream_class);
if (!writer_stream_class) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
+ BT_LOGE_STR("Failed to insert a new stream_class.");
goto error;
}
}
bt_get(writer_stream_class);
- writer_stream = bt_ctf_writer_create_stream(ctf_writer,
- writer_stream_class);
- if (!writer_stream) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
- goto error;
- }
+ writer_stream = bt_ctf_stream_create(writer_stream_class,
+ bt_ctf_stream_get_name(stream));
+ assert(writer_stream);
g_hash_table_insert(fs_writer->stream_map, (gpointer) stream,
writer_stream);
writer_stream = lookup_stream(writer_component, stream);
if (!writer_stream) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
+ BT_LOGE_STR("Failed to find existing stream.");
goto error;
}
bt_get(writer_stream);
void writer_close(struct writer_component *writer_component,
struct fs_writer *fs_writer)
{
- if (fs_writer->static_listener_id > 0) {
+ if (fs_writer->static_listener_id >= 0) {
bt_ctf_trace_remove_is_static_listener(fs_writer->trace,
fs_writer->static_listener_id);
}
/* Empty the stream HT. */
g_hash_table_foreach_remove(fs_writer->stream_map,
- empty_ht, NULL);
+ empty_streams_ht, NULL);
g_hash_table_destroy(fs_writer->stream_map);
/* Empty the stream state HT. */
enum fs_writer_stream_state *state;
stream_class = bt_ctf_stream_get_class(stream);
- if (!stream_class) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
- goto error;
- }
+ assert(stream_class);
fs_writer = get_fs_writer(writer_component, stream_class);
if (!fs_writer) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
+ BT_LOGE_STR("Failed to get fs_writer.");
goto error;
}
state = g_hash_table_lookup(fs_writer->stream_states, stream);
if (!state) {
if (fs_writer->trace_static) {
- fprintf(writer_component->err, "[error] Adding a new "
- "stream on a static trace\n");
+ BT_LOGE_STR("Cannot add new stream on a static trace.");
goto error;
}
state = insert_new_stream_state(writer_component, fs_writer,
stream);
}
if (*state != FS_WRITER_UNKNOWN_STREAM) {
- fprintf(writer_component->err, "[error] Unexpected stream "
- "state %d\n", *state);
+ BT_LOGE("Unexpected stream state: state=%d", *state);
goto error;
}
*state = FS_WRITER_ACTIVE_STREAM;
writer_stream = insert_new_stream(writer_component, fs_writer,
stream_class, stream);
if (!writer_stream) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
+ BT_LOGE_STR("Failed to insert new stream.");
goto error;
}
- fs_writer->active_streams++;
goto end;
return ret;
}
-void check_completed_trace(gpointer key, gpointer value, gpointer user_data)
-{
- enum fs_writer_stream_state *state = value;
- int *trace_completed = user_data;
-
- if (*state != FS_WRITER_COMPLETED_STREAM) {
- *trace_completed = 0;
- }
-}
-
BT_HIDDEN
enum bt_component_status writer_stream_end(
struct writer_component *writer_component,
enum fs_writer_stream_state *state;
stream_class = bt_ctf_stream_get_class(stream);
- if (!stream_class) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
- goto error;
- }
+ assert(stream_class);
fs_writer = get_fs_writer(writer_component, stream_class);
if (!fs_writer) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
+ BT_LOGE_STR("Failed to get fs_writer.");
goto error;
}
state = g_hash_table_lookup(fs_writer->stream_states, stream);
if (*state != FS_WRITER_ACTIVE_STREAM) {
- fprintf(writer_component->err, "[error] Unexpected stream "
- "state %d\n", *state);
+ BT_LOGE("Unexpected stream state: state=%d", *state);
goto error;
}
*state = FS_WRITER_COMPLETED_STREAM;
struct bt_ctf_packet *packet)
{
struct bt_ctf_stream *stream = NULL, *writer_stream = NULL;
- struct bt_ctf_field *writer_packet_context = NULL;
enum bt_component_status ret = BT_COMPONENT_STATUS_OK;
int int_ret;
stream = bt_ctf_packet_get_stream(packet);
- if (!stream) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
- goto error;
- }
+ assert(stream);
writer_stream = get_writer_stream(writer_component, packet, stream);
if (!writer_stream) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
+ BT_LOGE_STR("Failed to get writer_stream.");
goto error;
}
BT_PUT(stream);
- writer_packet_context = ctf_copy_packet_context(writer_component->err,
- packet, writer_stream, 1);
- if (!writer_packet_context) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
+ int_ret = ctf_stream_copy_packet_context(
+ writer_component->err, packet, writer_stream);
+ if (int_ret < 0) {
+ BT_LOGE_STR("Failed to copy packet_context.");
goto error;
}
- int_ret = bt_ctf_stream_set_packet_context(writer_stream,
- writer_packet_context);
- if (int_ret < 0) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__,
- __FILE__, __LINE__);
+ ret = ctf_stream_copy_packet_header(writer_component->err,
+ packet, writer_stream);
+ if (ret != 0) {
+ BT_LOGE_STR("Failed to copy packet_header.");
goto error;
}
- BT_PUT(writer_stream);
- BT_PUT(writer_packet_context);
goto end;
ret = BT_COMPONENT_STATUS_ERROR;
end:
bt_put(writer_stream);
- bt_put(writer_packet_context);
bt_put(stream);
return ret;
}
enum bt_component_status ret;
stream = bt_ctf_packet_get_stream(packet);
- if (!stream) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
- goto error;
- }
+ assert(stream);
writer_stream = lookup_stream(writer_component, stream);
if (!writer_stream) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
+ BT_LOGE_STR("Failed to find existing stream.");
goto error;
}
BT_PUT(stream);
bt_get(writer_stream);
ret = bt_ctf_stream_flush(writer_stream);
- if (ret < 0) {
- fprintf(writer_component->err,
- "[error] Failed to flush packet\n");
+ if (ret) {
+ BT_LOGE_STR("Failed to flush stream.");
goto error;
}
+
BT_PUT(writer_stream);
ret = BT_COMPONENT_STATUS_OK;
struct bt_ctf_stream *stream = NULL, *writer_stream = NULL;
struct bt_ctf_stream_class *stream_class = NULL, *writer_stream_class = NULL;
struct bt_ctf_event *writer_event = NULL;
- const char *event_name;
int int_ret;
event_class = bt_ctf_event_get_class(event);
- if (!event_class) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__,
- __FILE__, __LINE__);
- goto error;
- }
-
- event_name = bt_ctf_event_class_get_name(event_class);
- if (!event_name) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__,
- __FILE__, __LINE__);
- goto error;
- }
+ assert(event_class);
stream = bt_ctf_event_get_stream(event);
- if (!stream) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__,
- __FILE__, __LINE__);
- goto error;
- }
+ assert(stream);
writer_stream = lookup_stream(writer_component, stream);
if (!writer_stream || !bt_get(writer_stream)) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__,
- __FILE__, __LINE__);
+ BT_LOGE_STR("Failed for find existing stream.");
goto error;
}
stream_class = bt_ctf_event_class_get_stream_class(event_class);
- if (!stream_class) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__,
- __FILE__, __LINE__);
- goto error;
- }
+ assert(stream_class);
writer_stream_class = lookup_stream_class(writer_component, stream_class);
if (!writer_stream_class || !bt_get(writer_stream_class)) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__,
- __FILE__, __LINE__);
+ BT_LOGE_STR("Failed to find existing stream_class.");
goto error;
}
writer_event_class = ctf_copy_event_class(writer_component->err,
event_class);
if (!writer_event_class) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
+ BT_LOGE_STR("Failed to copy event_class.");
goto error;
}
int_ret = bt_ctf_stream_class_add_event_class(
writer_stream_class, writer_event_class);
if (int_ret) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n",
- __func__, __FILE__, __LINE__);
+ BT_LOGE("Failed to add event_class: event_name=\"%s\"",
+ bt_ctf_event_class_get_name(event_class));
goto error;
}
}
writer_event = ctf_copy_event(writer_component->err, event,
writer_event_class, true);
if (!writer_event) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__,
- __FILE__, __LINE__);
- fprintf(writer_component->err, "[error] Failed to copy event %s\n",
+ BT_LOGE("Failed to copy event: event_class=\"%s\"",
bt_ctf_event_class_get_name(writer_event_class));
goto error;
}
int_ret = bt_ctf_stream_append_event(writer_stream, writer_event);
if (int_ret < 0) {
- fprintf(writer_component->err, "[error] %s in %s:%d\n", __func__,
- __FILE__, __LINE__);
- fprintf(writer_component->err, "[error] Failed to append event %s\n",
+ BT_LOGE("Failed to append event: event_class=\"%s\"",
bt_ctf_event_class_get_name(writer_event_class));
goto error;
}
projects / babeltrace.git / blobdiff