/*
* Start a kernel session by opening all necessary streams.
*/
-static int start_kernel_session(struct ltt_kernel_session *ksess, int wpipe)
+static int start_kernel_session(struct ltt_kernel_session *ksess)
{
int ret;
struct ltt_kernel_channel *kchan;
}
/* Quiescent wait after starting trace */
- kernel_wait_quiescent(wpipe);
+ kernel_wait_quiescent();
ksess->active = 1;
goto error;
}
- kernel_wait_quiescent(kernel_tracer_fd);
+ kernel_wait_quiescent();
break;
}
case LTTNG_DOMAIN_UST:
goto error;
}
- kernel_wait_quiescent(kernel_tracer_fd);
+ kernel_wait_quiescent();
break;
}
case LTTNG_DOMAIN_UST:
goto error;
}
- kernel_wait_quiescent(kernel_tracer_fd);
+ kernel_wait_quiescent();
break;
}
case LTTNG_DOMAIN_UST:
switch (domain->type) {
case LTTNG_DOMAIN_KERNEL:
{
- if (kernel_supports_ring_buffer_snapshot_sample_positions(kernel_tracer_fd) != 1) {
+ if (kernel_supports_ring_buffer_snapshot_sample_positions() != 1) {
/* Sampling position of buffer is not supported */
WARN("Kernel tracer does not support buffer monitoring. "
"Setting the monitor interval timer to 0 "
goto error;
}
- kernel_wait_quiescent(kernel_tracer_fd);
+ kernel_wait_quiescent();
break;
}
case LTTNG_DOMAIN_UST:
goto error_unlock;
}
- kernel_wait_quiescent(kernel_tracer_fd);
+ kernel_wait_quiescent();
break;
}
case LTTNG_DOMAIN_UST:
goto error;
}
- kernel_wait_quiescent(kernel_tracer_fd);
+ kernel_wait_quiescent();
break;
}
case LTTNG_DOMAIN_UST:
switch (domain) {
case LTTNG_DOMAIN_KERNEL:
- nb_events = kernel_list_events(kernel_tracer_fd, events);
+ nb_events = kernel_list_events(events);
if (nb_events < 0) {
ret = LTTNG_ERR_KERN_LIST_FAIL;
goto error;
goto error;
}
- if (session->output_traces && !session->current_trace_chunk &&
- session_output_supports_trace_chunks(session)) {
+ if (session->output_traces && !session->current_trace_chunk) {
struct lttng_trace_chunk *trace_chunk;
trace_chunk = session_create_new_trace_chunk(
/* Kernel tracing */
if (ksession != NULL) {
DBG("Start kernel tracing session %s", session->name);
- ret = start_kernel_session(ksession, kernel_tracer_fd);
+ ret = start_kernel_session(ksession);
if (ret != LTTNG_OK) {
goto error;
}
goto error;
}
- kernel_wait_quiescent(kernel_tracer_fd);
+ kernel_wait_quiescent();
/* Flush metadata after stopping (if exists) */
if (ksession->metadata_stream_fd >= 0) {
if (reply_context) {
reply_context->implicit_rotation_on_destroy = true;
}
- } else if (session->has_been_started && session->current_trace_chunk &&
- session_output_supports_trace_chunks(session)) {
+ } else if (session->has_been_started && session->current_trace_chunk) {
/*
* The user has not triggered a session rotation. However, to
* ensure all data has been consumed, the session is rotated
session->kernel_session->consumer;
snapshot_kernel_consumer_output =
consumer_copy_output(snapshot_output->consumer);
+ strcpy(snapshot_kernel_consumer_output->chunk_path,
+ snapshot_chunk_name);
ret = consumer_copy_sockets(snapshot_kernel_consumer_output,
original_kernel_consumer_output);
if (ret < 0) {
original_ust_consumer_output = session->ust_session->consumer;
snapshot_ust_consumer_output =
consumer_copy_output(snapshot_output->consumer);
+ strcpy(snapshot_ust_consumer_output->chunk_path,
+ snapshot_chunk_name);
ret = consumer_copy_sockets(snapshot_ust_consumer_output,
original_ust_consumer_output);
if (ret < 0) {
}
if (session_close_trace_chunk(
- session, session->current_trace_chunk, NULL)) {
+ session, session->current_trace_chunk, NULL, NULL)) {
/*
* Don't goto end; make sure the chunk is closed for the session
* to allow future snapshots.
}
/* Unsupported feature in lttng-relayd before 2.11. */
- if (session->consumer->type == CONSUMER_DST_NET &&
+ if (!quiet_rotation && session->consumer->type == CONSUMER_DST_NET &&
(session->consumer->relay_major_version == 2 &&
session->consumer->relay_minor_version < 11)) {
cmd_ret = LTTNG_ERR_ROTATION_NOT_AVAILABLE_RELAY;
quiet_rotation ?
NULL :
&((enum lttng_trace_chunk_command_type){
- LTTNG_TRACE_CHUNK_COMMAND_TYPE_MOVE_TO_COMPLETED}));
+ LTTNG_TRACE_CHUNK_COMMAND_TYPE_MOVE_TO_COMPLETED}),
+ session->last_chunk_path);
if (ret) {
cmd_ret = LTTNG_ERR_CLOSE_TRACE_CHUNK_FAIL_CONSUMER;
goto error;
sizeof(info_return->location.local.absolute_path);
info_return->location_type =
(int8_t) LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_LOCAL;
+ fmt_ret = asprintf(&chunk_path,
+ "%s/" DEFAULT_ARCHIVED_TRACE_CHUNKS_DIRECTORY "/%s",
+ session_get_base_path(session),
+ session->last_archived_chunk_name);
+ if (fmt_ret == -1) {
+ PERROR("Failed to format the path of the last archived trace chunk");
+ info_return->status = LTTNG_ROTATION_STATUS_ERROR;
+ cmd_ret = LTTNG_ERR_UNK;
+ goto end;
+ }
break;
case CONSUMER_DST_NET:
current_tracing_path_reply =
&info_return->location.relay.ports.data);
info_return->location_type =
(int8_t) LTTNG_TRACE_ARCHIVE_LOCATION_TYPE_RELAY;
+ chunk_path = strdup(session->last_chunk_path);
+ if (!chunk_path) {
+ ERR("Failed to allocate the path of the last archived trace chunk");
+ info_return->status = LTTNG_ROTATION_STATUS_ERROR;
+ cmd_ret = LTTNG_ERR_UNK;
+ goto end;
+ }
break;
default:
abort();
}
- fmt_ret = asprintf(&chunk_path,
- "%s/" DEFAULT_ARCHIVED_TRACE_CHUNKS_DIRECTORY "/%s",
- session_get_base_path(session),
- session->last_archived_chunk_name);
- if (fmt_ret == -1) {
- PERROR("Failed to format the path of the last archived trace chunk");
- info_return->status = LTTNG_ROTATION_STATUS_ERROR;
- cmd_ret = LTTNG_ERR_UNK;
- goto end;
- }
fmt_ret = lttng_strncpy(current_tracing_path_reply,
chunk_path, current_tracing_path_reply_len);