--- /dev/null
+/*
+ * SPDX-License-Identifier: MIT
+ *
+ * Copyright 2019 Philippe Proulx <pproulx@efficios.com>
+ */
+
+#define BT_COMP_LOG_SELF_COMP (fs_sink->self_comp)
+#define BT_LOG_OUTPUT_LEVEL (fs_sink->log_level)
+#define BT_LOG_TAG "PLUGIN/SINK.CTF.FS"
+#include "logging/comp-logging.h"
+
+#include <babeltrace2/babeltrace.h>
+#include <stdio.h>
+#include <stdbool.h>
+#include <glib.h>
+#include "common/assert.h"
+#include "ctfser/ctfser.h"
+#include "plugins/common/param-validation/param-validation.h"
+
+#include "fs-sink.hpp"
+#include "fs-sink-trace.hpp"
+#include "fs-sink-stream.hpp"
+#include "fs-sink-ctf-meta.hpp"
+#include "translate-trace-ir-to-ctf-ir.hpp"
+#include "translate-ctf-ir-to-tsdl.hpp"
+
+static
+const char * const in_port_name = "in";
+
+static
+bt_component_class_initialize_method_status ensure_output_dir_exists(
+ struct fs_sink_comp *fs_sink)
+{
+ bt_component_class_initialize_method_status status =
+ BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK;
+ int ret;
+
+ ret = g_mkdir_with_parents(fs_sink->output_dir_path->str, 0755);
+ if (ret) {
+ BT_COMP_LOGE_APPEND_CAUSE_ERRNO(fs_sink->self_comp,
+ "Cannot create directories for output directory",
+ ": output-dir-path=\"%s\"",
+ fs_sink->output_dir_path->str);
+ status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+end:
+ return status;
+}
+
+static bt_param_validation_map_value_entry_descr fs_sink_params_descr[] = {
+ { "path", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_MANDATORY,
+ { bt_param_validation_value_descr::string_t } },
+ { "assume-single-trace", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL,
+ { bt_param_validation_value_descr::bool_t } },
+ { "ignore-discarded-events", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL,
+ { bt_param_validation_value_descr::bool_t } },
+ { "ignore-discarded-packets", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL,
+ { bt_param_validation_value_descr::bool_t } },
+ { "quiet", BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_OPTIONAL,
+ { bt_param_validation_value_descr::bool_t } },
+ BT_PARAM_VALIDATION_MAP_VALUE_ENTRY_END
+};
+
+static
+bt_component_class_initialize_method_status
+configure_component(struct fs_sink_comp *fs_sink, const bt_value *params)
+{
+ bt_component_class_initialize_method_status status;
+ const bt_value *value;
+ enum bt_param_validation_status validation_status;
+ gchar *validation_error;
+
+ validation_status = bt_param_validation_validate(params,
+ fs_sink_params_descr, &validation_error);
+ if (validation_status == BT_PARAM_VALIDATION_STATUS_VALIDATION_ERROR) {
+ status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR;
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "%s", validation_error);
+ goto end;
+ } else if (validation_status == BT_PARAM_VALIDATION_STATUS_MEMORY_ERROR) {
+ status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR;
+ goto end;
+ }
+
+ value = bt_value_map_borrow_entry_value_const(params, "path");
+ g_string_assign(fs_sink->output_dir_path,
+ bt_value_string_get(value));
+
+ value = bt_value_map_borrow_entry_value_const(params,
+ "assume-single-trace");
+ if (value) {
+ fs_sink->assume_single_trace = (bool) bt_value_bool_get(value);
+ }
+
+ value = bt_value_map_borrow_entry_value_const(params,
+ "ignore-discarded-events");
+ if (value) {
+ fs_sink->ignore_discarded_events =
+ (bool) bt_value_bool_get(value);
+ }
+
+ value = bt_value_map_borrow_entry_value_const(params,
+ "ignore-discarded-packets");
+ if (value) {
+ fs_sink->ignore_discarded_packets =
+ (bool) bt_value_bool_get(value);
+ }
+
+ value = bt_value_map_borrow_entry_value_const(params,
+ "quiet");
+ if (value) {
+ fs_sink->quiet = (bool) bt_value_bool_get(value);
+ }
+
+ status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK;
+
+end:
+ g_free(validation_error);
+ return status;
+}
+
+static
+void destroy_fs_sink_comp(struct fs_sink_comp *fs_sink)
+{
+ if (!fs_sink) {
+ goto end;
+ }
+
+ if (fs_sink->output_dir_path) {
+ g_string_free(fs_sink->output_dir_path, TRUE);
+ fs_sink->output_dir_path = NULL;
+ }
+
+ if (fs_sink->traces) {
+ g_hash_table_destroy(fs_sink->traces);
+ fs_sink->traces = NULL;
+ }
+
+ BT_MESSAGE_ITERATOR_PUT_REF_AND_RESET(
+ fs_sink->upstream_iter);
+ g_free(fs_sink);
+
+end:
+ return;
+}
+
+BT_HIDDEN
+bt_component_class_initialize_method_status ctf_fs_sink_init(
+ bt_self_component_sink *self_comp_sink,
+ bt_self_component_sink_configuration *config,
+ const bt_value *params,
+ void *init_method_data)
+{
+ bt_component_class_initialize_method_status status;
+ bt_self_component_add_port_status add_port_status;
+ struct fs_sink_comp *fs_sink = NULL;
+ bt_self_component *self_comp =
+ bt_self_component_sink_as_self_component(self_comp_sink);
+ bt_logging_level log_level = bt_component_get_logging_level(
+ bt_self_component_as_component(self_comp));
+
+ fs_sink = g_new0(struct fs_sink_comp, 1);
+ if (!fs_sink) {
+ BT_COMP_LOG_CUR_LVL(BT_LOG_ERROR, log_level, self_comp,
+ "Failed to allocate one CTF FS sink structure.");
+ BT_CURRENT_THREAD_ERROR_APPEND_CAUSE_FROM_COMPONENT(
+ self_comp, "Failed to allocate one CTF FS sink structure.");
+ status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR;
+ goto end;
+ }
+
+ fs_sink->log_level = log_level;
+ fs_sink->self_comp = self_comp;
+ fs_sink->output_dir_path = g_string_new(NULL);
+ status = configure_component(fs_sink, params);
+ if (status != BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK) {
+ /* configure_component() logs errors */
+ goto end;
+ }
+
+ if (fs_sink->assume_single_trace &&
+ g_file_test(fs_sink->output_dir_path->str,
+ G_FILE_TEST_EXISTS)) {
+ BT_COMP_LOGE_APPEND_CAUSE(self_comp,
+ "Single trace mode, but output path exists: output-path=\"%s\"",
+ fs_sink->output_dir_path->str);
+ status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ status = ensure_output_dir_exists(fs_sink);
+ if (status != BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK) {
+ /* ensure_output_dir_exists() logs errors */
+ goto end;
+ }
+
+ fs_sink->traces = g_hash_table_new_full(g_direct_hash, g_direct_equal,
+ NULL, (GDestroyNotify) fs_sink_trace_destroy);
+ if (!fs_sink->traces) {
+ BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Failed to allocate one GHashTable.");
+ status = BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_MEMORY_ERROR;
+ goto end;
+ }
+
+ add_port_status = bt_self_component_sink_add_input_port(
+ self_comp_sink, in_port_name, NULL, NULL);
+ if (add_port_status != BT_SELF_COMPONENT_ADD_PORT_STATUS_OK) {
+ status = (bt_component_class_initialize_method_status) add_port_status;
+ BT_COMP_LOGE_APPEND_CAUSE(self_comp, "Failed to add input port.");
+ goto end;
+ }
+
+ bt_self_component_set_data(self_comp, fs_sink);
+
+end:
+ if (status != BT_COMPONENT_CLASS_INITIALIZE_METHOD_STATUS_OK) {
+ destroy_fs_sink_comp(fs_sink);
+ }
+
+ return status;
+}
+
+static inline
+struct fs_sink_stream *borrow_stream(struct fs_sink_comp *fs_sink,
+ const bt_stream *ir_stream)
+{
+ const bt_trace *ir_trace = bt_stream_borrow_trace_const(ir_stream);
+ struct fs_sink_trace *trace;
+ struct fs_sink_stream *stream = NULL;
+
+ trace = (fs_sink_trace *) g_hash_table_lookup(fs_sink->traces, ir_trace);
+ if (G_UNLIKELY(!trace)) {
+ if (fs_sink->assume_single_trace &&
+ g_hash_table_size(fs_sink->traces) > 0) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Single trace mode, but getting more than one trace: "
+ "stream-name=\"%s\"",
+ bt_stream_get_name(ir_stream));
+ goto end;
+ }
+
+ trace = fs_sink_trace_create(fs_sink, ir_trace);
+ if (!trace) {
+ goto end;
+ }
+ }
+
+ stream = (fs_sink_stream *) g_hash_table_lookup(trace->streams, ir_stream);
+ if (G_UNLIKELY(!stream)) {
+ stream = fs_sink_stream_create(trace, ir_stream);
+ if (!stream) {
+ goto end;
+ }
+ }
+
+end:
+ return stream;
+}
+
+static inline
+bt_component_class_sink_consume_method_status handle_event_msg(
+ struct fs_sink_comp *fs_sink, const bt_message *msg)
+{
+ int ret;
+ bt_component_class_sink_consume_method_status status =
+ BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_OK;
+ const bt_event *ir_event = bt_message_event_borrow_event_const(msg);
+ const bt_stream *ir_stream = bt_event_borrow_stream_const(ir_event);
+ struct fs_sink_stream *stream;
+ struct fs_sink_ctf_event_class *ec = NULL;
+ const bt_clock_snapshot *cs = NULL;
+
+ stream = borrow_stream(fs_sink, ir_stream);
+ if (G_UNLIKELY(!stream)) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to borrow stream.");
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ ret = try_translate_event_class_trace_ir_to_ctf_ir(fs_sink,
+ stream->sc, bt_event_borrow_class_const(ir_event), &ec);
+ if (ret) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to translate event class to CTF IR.");
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ BT_ASSERT_DBG(ec);
+
+ if (stream->sc->default_clock_class) {
+ cs = bt_message_event_borrow_default_clock_snapshot_const(
+ msg);
+ }
+
+ /*
+ * If this event's stream does not support packets, then we
+ * lazily create artificial packets.
+ *
+ * The size of an artificial packet is arbitrarily at least
+ * 4 MiB (it usually is greater because we close it when
+ * comes the time to write a new event and the packet's content
+ * size is >= 4 MiB), except the last one which can be smaller.
+ */
+ if (G_UNLIKELY(!stream->sc->has_packets)) {
+ if (stream->packet_state.is_open &&
+ bt_ctfser_get_offset_in_current_packet_bits(&stream->ctfser) / 8 >=
+ 4 * 1024 * 1024) {
+ /*
+ * Stream's current packet is larger than 4 MiB:
+ * close it. A new packet will be opened just
+ * below.
+ */
+ ret = fs_sink_stream_close_packet(stream, NULL);
+ if (ret) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to close packet.");
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+ }
+
+ if (!stream->packet_state.is_open) {
+ /* Stream's packet is not currently opened: open it */
+ ret = fs_sink_stream_open_packet(stream, NULL, NULL);
+ if (ret) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to open packet.");
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+ }
+ }
+
+ BT_ASSERT_DBG(stream->packet_state.is_open);
+ ret = fs_sink_stream_write_event(stream, cs, ir_event, ec);
+ if (G_UNLIKELY(ret)) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to write event.");
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+end:
+ return status;
+}
+
+static inline
+bt_component_class_sink_consume_method_status handle_packet_beginning_msg(
+ struct fs_sink_comp *fs_sink, const bt_message *msg)
+{
+ int ret;
+ bt_component_class_sink_consume_method_status status =
+ BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_OK;
+ const bt_packet *ir_packet =
+ bt_message_packet_beginning_borrow_packet_const(msg);
+ const bt_stream *ir_stream = bt_packet_borrow_stream_const(ir_packet);
+ struct fs_sink_stream *stream;
+ const bt_clock_snapshot *cs = NULL;
+
+ stream = borrow_stream(fs_sink, ir_stream);
+ if (G_UNLIKELY(!stream)) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to borrow stream.");
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ if (stream->sc->packets_have_ts_begin) {
+ cs = bt_message_packet_beginning_borrow_default_clock_snapshot_const(
+ msg);
+ BT_ASSERT(cs);
+ }
+
+ /*
+ * If we previously received a discarded events message with
+ * a time range, make sure that its beginning time matches what's
+ * expected for CTF 1.8, that is:
+ *
+ * * Its beginning time is the previous packet's end
+ * time (or the current packet's beginning time if
+ * this is the first packet).
+ *
+ * We check this here instead of in handle_packet_end_msg()
+ * because we want to catch any incompatible message as early as
+ * possible to report the error.
+ *
+ * Validation of the discarded events message's end time is
+ * performed in handle_packet_end_msg().
+ */
+ if (stream->discarded_events_state.in_range) {
+ uint64_t expected_cs;
+
+ /*
+ * `stream->discarded_events_state.in_range` is only set
+ * when the stream class's discarded events have a time
+ * range.
+ *
+ * It is required that the packet beginning and end
+ * messages for this stream class have times when
+ * discarded events have a time range.
+ */
+ BT_ASSERT(stream->sc->discarded_events_has_ts);
+ BT_ASSERT(stream->sc->packets_have_ts_begin);
+ BT_ASSERT(stream->sc->packets_have_ts_end);
+
+ if (stream->prev_packet_state.end_cs == UINT64_C(-1)) {
+ /* We're opening the first packet */
+ expected_cs = bt_clock_snapshot_get_value(cs);
+ } else {
+ expected_cs = stream->prev_packet_state.end_cs;
+ }
+
+ if (stream->discarded_events_state.beginning_cs !=
+ expected_cs) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Incompatible discarded events message: "
+ "unexpected beginning time: "
+ "beginning-cs-val=%" PRIu64 ", "
+ "expected-beginning-cs-val=%" PRIu64 ", "
+ "stream-id=%" PRIu64 ", stream-name=\"%s\", "
+ "trace-name=\"%s\", path=\"%s/%s\"",
+ stream->discarded_events_state.beginning_cs,
+ expected_cs,
+ bt_stream_get_id(ir_stream),
+ bt_stream_get_name(ir_stream),
+ bt_trace_get_name(
+ bt_stream_borrow_trace_const(ir_stream)),
+ stream->trace->path->str, stream->file_name->str);
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+ }
+
+ /*
+ * If we previously received a discarded packets message with a
+ * time range, make sure that its beginning and end times match
+ * what's expected for CTF 1.8, that is:
+ *
+ * * Its beginning time is the previous packet's end time.
+ *
+ * * Its end time is the current packet's beginning time.
+ */
+ if (stream->discarded_packets_state.in_range) {
+ uint64_t expected_end_cs;
+
+ /*
+ * `stream->discarded_packets_state.in_range` is only
+ * set when the stream class's discarded packets have a
+ * time range.
+ *
+ * It is required that the packet beginning and end
+ * messages for this stream class have times when
+ * discarded packets have a time range.
+ */
+ BT_ASSERT(stream->sc->discarded_packets_has_ts);
+ BT_ASSERT(stream->sc->packets_have_ts_begin);
+ BT_ASSERT(stream->sc->packets_have_ts_end);
+
+ /*
+ * It is not supported to have a discarded packets
+ * message _before_ the first packet: we cannot validate
+ * that its beginning time is compatible with CTF 1.8 in
+ * this case.
+ */
+ if (stream->prev_packet_state.end_cs == UINT64_C(-1)) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Incompatible discarded packets message "
+ "occurring before the stream's first packet: "
+ "stream-id=%" PRIu64 ", stream-name=\"%s\", "
+ "trace-name=\"%s\", path=\"%s/%s\"",
+ bt_stream_get_id(ir_stream),
+ bt_stream_get_name(ir_stream),
+ bt_trace_get_name(
+ bt_stream_borrow_trace_const(ir_stream)),
+ stream->trace->path->str, stream->file_name->str);
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ if (stream->discarded_packets_state.beginning_cs !=
+ stream->prev_packet_state.end_cs) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Incompatible discarded packets message: "
+ "unexpected beginning time: "
+ "beginning-cs-val=%" PRIu64 ", "
+ "expected-beginning-cs-val=%" PRIu64 ", "
+ "stream-id=%" PRIu64 ", stream-name=\"%s\", "
+ "trace-name=\"%s\", path=\"%s/%s\"",
+ stream->discarded_packets_state.beginning_cs,
+ stream->prev_packet_state.end_cs,
+ bt_stream_get_id(ir_stream),
+ bt_stream_get_name(ir_stream),
+ bt_trace_get_name(
+ bt_stream_borrow_trace_const(ir_stream)),
+ stream->trace->path->str, stream->file_name->str);
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ expected_end_cs = bt_clock_snapshot_get_value(cs);
+
+ if (stream->discarded_packets_state.end_cs !=
+ expected_end_cs) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Incompatible discarded packets message: "
+ "unexpected end time: "
+ "end-cs-val=%" PRIu64 ", "
+ "expected-end-cs-val=%" PRIu64 ", "
+ "stream-id=%" PRIu64 ", stream-name=\"%s\", "
+ "trace-name=\"%s\", path=\"%s/%s\"",
+ stream->discarded_packets_state.end_cs,
+ expected_end_cs,
+ bt_stream_get_id(ir_stream),
+ bt_stream_get_name(ir_stream),
+ bt_trace_get_name(
+ bt_stream_borrow_trace_const(ir_stream)),
+ stream->trace->path->str, stream->file_name->str);
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+ }
+
+ /*
+ * We're not in a discarded packets time range anymore since we
+ * require that the discarded packets time ranges go from one
+ * packet's end time to the next packet's beginning time, and
+ * we're handling a packet beginning message here.
+ */
+ stream->discarded_packets_state.in_range = false;
+
+ ret = fs_sink_stream_open_packet(stream, cs, ir_packet);
+ if (ret) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to open packet.");
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+end:
+ return status;
+}
+
+static inline
+bt_component_class_sink_consume_method_status handle_packet_end_msg(
+ struct fs_sink_comp *fs_sink, const bt_message *msg)
+{
+ int ret;
+ bt_component_class_sink_consume_method_status status =
+ BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_OK;
+ const bt_packet *ir_packet =
+ bt_message_packet_end_borrow_packet_const(msg);
+ const bt_stream *ir_stream = bt_packet_borrow_stream_const(ir_packet);
+ struct fs_sink_stream *stream;
+ const bt_clock_snapshot *cs = NULL;
+
+ stream = borrow_stream(fs_sink, ir_stream);
+ if (G_UNLIKELY(!stream)) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to borrow stream.");
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ if (stream->sc->packets_have_ts_end) {
+ cs = bt_message_packet_end_borrow_default_clock_snapshot_const(
+ msg);
+ BT_ASSERT(cs);
+ }
+
+ /*
+ * If we previously received a discarded events message with
+ * a time range, make sure that its end time matches what's
+ * expected for CTF 1.8, that is:
+ *
+ * * Its end time is the current packet's end time.
+ *
+ * Validation of the discarded events message's beginning time
+ * is performed in handle_packet_beginning_msg().
+ */
+ if (stream->discarded_events_state.in_range) {
+ uint64_t expected_cs;
+
+ /*
+ * `stream->discarded_events_state.in_range` is only set
+ * when the stream class's discarded events have a time
+ * range.
+ *
+ * It is required that the packet beginning and end
+ * messages for this stream class have times when
+ * discarded events have a time range.
+ */
+ BT_ASSERT(stream->sc->discarded_events_has_ts);
+ BT_ASSERT(stream->sc->packets_have_ts_begin);
+ BT_ASSERT(stream->sc->packets_have_ts_end);
+
+ expected_cs = bt_clock_snapshot_get_value(cs);
+
+ if (stream->discarded_events_state.end_cs != expected_cs) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Incompatible discarded events message: "
+ "unexpected end time: "
+ "end-cs-val=%" PRIu64 ", "
+ "expected-end-cs-val=%" PRIu64 ", "
+ "stream-id=%" PRIu64 ", stream-name=\"%s\", "
+ "trace-name=\"%s\", path=\"%s/%s\"",
+ stream->discarded_events_state.end_cs,
+ expected_cs,
+ bt_stream_get_id(ir_stream),
+ bt_stream_get_name(ir_stream),
+ bt_trace_get_name(
+ bt_stream_borrow_trace_const(ir_stream)),
+ stream->trace->path->str, stream->file_name->str);
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+ }
+
+ ret = fs_sink_stream_close_packet(stream, cs);
+ if (ret) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to close packet.");
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ /*
+ * We're not in a discarded events time range anymore since we
+ * require that the discarded events time ranges go from one
+ * packet's end time to the next packet's end time, and we're
+ * handling a packet end message here.
+ */
+ stream->discarded_events_state.in_range = false;
+
+end:
+ return status;
+}
+
+static inline
+bt_component_class_sink_consume_method_status handle_stream_beginning_msg(
+ struct fs_sink_comp *fs_sink, const bt_message *msg)
+{
+ bt_component_class_sink_consume_method_status status =
+ BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_OK;
+ const bt_stream *ir_stream =
+ bt_message_stream_beginning_borrow_stream_const(msg);
+ const bt_stream_class *ir_sc =
+ bt_stream_borrow_class_const(ir_stream);
+ struct fs_sink_stream *stream;
+ bool packets_have_beginning_end_cs =
+ bt_stream_class_packets_have_beginning_default_clock_snapshot(ir_sc) &&
+ bt_stream_class_packets_have_end_default_clock_snapshot(ir_sc);
+
+ /*
+ * Not supported: discarded events or discarded packets support
+ * without packets support. Packets are the way to know where
+ * discarded events/packets occurred in CTF 1.8.
+ */
+ if (!bt_stream_class_supports_packets(ir_sc)) {
+ BT_ASSERT(!bt_stream_class_supports_discarded_packets(ir_sc));
+
+ if (!fs_sink->ignore_discarded_events &&
+ bt_stream_class_supports_discarded_events(ir_sc)) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Unsupported stream: "
+ "stream does not support packets, "
+ "but supports discarded events: "
+ "stream-addr=%p, "
+ "stream-id=%" PRIu64 ", "
+ "stream-name=\"%s\"",
+ ir_stream, bt_stream_get_id(ir_stream),
+ bt_stream_get_name(ir_stream));
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+ }
+
+ /*
+ * Not supported: discarded events with default clock snapshots,
+ * but packet beginning/end without default clock snapshot.
+ */
+ if (!fs_sink->ignore_discarded_events &&
+ bt_stream_class_discarded_events_have_default_clock_snapshots(ir_sc) &&
+ !packets_have_beginning_end_cs) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Unsupported stream: discarded events have "
+ "default clock snapshots, but packets have no "
+ "beginning and/or end default clock snapshots: "
+ "stream-addr=%p, "
+ "stream-id=%" PRIu64 ", "
+ "stream-name=\"%s\"",
+ ir_stream, bt_stream_get_id(ir_stream),
+ bt_stream_get_name(ir_stream));
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ /*
+ * Not supported: discarded packets with default clock
+ * snapshots, but packet beginning/end without default clock
+ * snapshot.
+ */
+ if (!fs_sink->ignore_discarded_packets &&
+ bt_stream_class_discarded_packets_have_default_clock_snapshots(ir_sc) &&
+ !packets_have_beginning_end_cs) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Unsupported stream: discarded packets have "
+ "default clock snapshots, but packets have no "
+ "beginning and/or end default clock snapshots: "
+ "stream-addr=%p, "
+ "stream-id=%" PRIu64 ", "
+ "stream-name=\"%s\"",
+ ir_stream, bt_stream_get_id(ir_stream),
+ bt_stream_get_name(ir_stream));
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ stream = borrow_stream(fs_sink, ir_stream);
+ if (!stream) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to borrow stream.");
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ BT_COMP_LOGI("Created new, empty stream file: "
+ "stream-id=%" PRIu64 ", stream-name=\"%s\", "
+ "trace-name=\"%s\", path=\"%s/%s\"",
+ bt_stream_get_id(ir_stream), bt_stream_get_name(ir_stream),
+ bt_trace_get_name(bt_stream_borrow_trace_const(ir_stream)),
+ stream->trace->path->str, stream->file_name->str);
+
+end:
+ return status;
+}
+
+static inline
+bt_component_class_sink_consume_method_status handle_stream_end_msg(
+ struct fs_sink_comp *fs_sink, const bt_message *msg)
+{
+ bt_component_class_sink_consume_method_status status =
+ BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_OK;
+ const bt_stream *ir_stream =
+ bt_message_stream_end_borrow_stream_const(msg);
+ struct fs_sink_stream *stream;
+
+ stream = borrow_stream(fs_sink, ir_stream);
+ if (!stream) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to borrow stream.");
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ if (G_UNLIKELY(!stream->sc->has_packets &&
+ stream->packet_state.is_open)) {
+ /* Close stream's current artificial packet */
+ int ret = fs_sink_stream_close_packet(stream, NULL);
+
+ if (ret) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to close packet.");
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+ }
+
+ BT_COMP_LOGI("Closing stream file: "
+ "stream-id=%" PRIu64 ", stream-name=\"%s\", "
+ "trace-name=\"%s\", path=\"%s/%s\"",
+ bt_stream_get_id(ir_stream), bt_stream_get_name(ir_stream),
+ bt_trace_get_name(bt_stream_borrow_trace_const(ir_stream)),
+ stream->trace->path->str, stream->file_name->str);
+
+ /*
+ * This destroys the stream object and frees all its resources,
+ * closing the stream file.
+ */
+ g_hash_table_remove(stream->trace->streams, ir_stream);
+
+end:
+ return status;
+}
+
+static inline
+bt_component_class_sink_consume_method_status handle_discarded_events_msg(
+ struct fs_sink_comp *fs_sink, const bt_message *msg)
+{
+ bt_component_class_sink_consume_method_status status =
+ BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_OK;
+ const bt_stream *ir_stream =
+ bt_message_discarded_events_borrow_stream_const(msg);
+ struct fs_sink_stream *stream;
+ const bt_clock_snapshot *cs = NULL;
+ bt_property_availability avail;
+ uint64_t count;
+
+ stream = borrow_stream(fs_sink, ir_stream);
+ if (!stream) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to borrow stream.");
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ if (fs_sink->ignore_discarded_events) {
+ BT_COMP_LOGI("Ignoring discarded events message: "
+ "stream-id=%" PRIu64 ", stream-name=\"%s\", "
+ "trace-name=\"%s\", path=\"%s/%s\"",
+ bt_stream_get_id(ir_stream),
+ bt_stream_get_name(ir_stream),
+ bt_trace_get_name(
+ bt_stream_borrow_trace_const(ir_stream)),
+ stream->trace->path->str, stream->file_name->str);
+ goto end;
+ }
+
+ if (stream->discarded_events_state.in_range) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Unsupported contiguous discarded events message: "
+ "stream-id=%" PRIu64 ", stream-name=\"%s\", "
+ "trace-name=\"%s\", path=\"%s/%s\"",
+ bt_stream_get_id(ir_stream),
+ bt_stream_get_name(ir_stream),
+ bt_trace_get_name(
+ bt_stream_borrow_trace_const(ir_stream)),
+ stream->trace->path->str, stream->file_name->str);
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ /*
+ * If we're currently in an opened packet (got a packet
+ * beginning message, but no packet end message yet), we do not
+ * support having a discarded events message with a time range
+ * because we require that the discarded events message's time
+ * range go from a packet's end time to the next packet's end
+ * time.
+ */
+ if (stream->packet_state.is_open &&
+ stream->sc->discarded_events_has_ts) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Unsupported discarded events message with "
+ "default clock snapshots occurring within a packet: "
+ "stream-id=%" PRIu64 ", stream-name=\"%s\", "
+ "trace-name=\"%s\", path=\"%s/%s\"",
+ bt_stream_get_id(ir_stream),
+ bt_stream_get_name(ir_stream),
+ bt_trace_get_name(
+ bt_stream_borrow_trace_const(ir_stream)),
+ stream->trace->path->str, stream->file_name->str);
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ if (stream->sc->discarded_events_has_ts) {
+ /*
+ * Make the stream's state be in the time range of a
+ * discarded events message since we have the message's
+ * time range (`stream->sc->discarded_events_has_ts`).
+ */
+ stream->discarded_events_state.in_range = true;
+
+ /*
+ * The clock snapshot values will be validated when
+ * handling the next packet beginning and end messages
+ * (next calls to handle_packet_beginning_msg() and
+ * handle_packet_end_msg()).
+ */
+ cs = bt_message_discarded_events_borrow_beginning_default_clock_snapshot_const(
+ msg);
+ BT_ASSERT(cs);
+ stream->discarded_events_state.beginning_cs =
+ bt_clock_snapshot_get_value(cs);
+ cs = bt_message_discarded_events_borrow_end_default_clock_snapshot_const(
+ msg);
+ BT_ASSERT(cs);
+ stream->discarded_events_state.end_cs = bt_clock_snapshot_get_value(cs);
+ }
+
+ avail = bt_message_discarded_events_get_count(msg, &count);
+ if (avail != BT_PROPERTY_AVAILABILITY_AVAILABLE) {
+ /*
+ * There's no specific count of discarded events: set it
+ * to 1 so that we know that we at least discarded
+ * something.
+ */
+ count = 1;
+ }
+
+ stream->packet_state.discarded_events_counter += count;
+
+end:
+ return status;
+}
+
+static inline
+bt_component_class_sink_consume_method_status handle_discarded_packets_msg(
+ struct fs_sink_comp *fs_sink, const bt_message *msg)
+{
+ bt_component_class_sink_consume_method_status status =
+ BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_OK;
+ const bt_stream *ir_stream =
+ bt_message_discarded_packets_borrow_stream_const(msg);
+ struct fs_sink_stream *stream;
+ const bt_clock_snapshot *cs = NULL;
+ bt_property_availability avail;
+ uint64_t count;
+
+ stream = borrow_stream(fs_sink, ir_stream);
+ if (!stream) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to borrow stream.");
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ if (fs_sink->ignore_discarded_packets) {
+ BT_COMP_LOGI("Ignoring discarded packets message: "
+ "stream-id=%" PRIu64 ", stream-name=\"%s\", "
+ "trace-name=\"%s\", path=\"%s/%s\"",
+ bt_stream_get_id(ir_stream),
+ bt_stream_get_name(ir_stream),
+ bt_trace_get_name(
+ bt_stream_borrow_trace_const(ir_stream)),
+ stream->trace->path->str, stream->file_name->str);
+ goto end;
+ }
+
+ if (stream->discarded_packets_state.in_range) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Unsupported contiguous discarded packets message: "
+ "stream-id=%" PRIu64 ", stream-name=\"%s\", "
+ "trace-name=\"%s\", path=\"%s/%s\"",
+ bt_stream_get_id(ir_stream),
+ bt_stream_get_name(ir_stream),
+ bt_trace_get_name(
+ bt_stream_borrow_trace_const(ir_stream)),
+ stream->trace->path->str, stream->file_name->str);
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_ERROR;
+ goto end;
+ }
+
+ /*
+ * Discarded packets messages are guaranteed to occur between
+ * packets.
+ */
+ BT_ASSERT(!stream->packet_state.is_open);
+
+ if (stream->sc->discarded_packets_has_ts) {
+ /*
+ * Make the stream's state be in the time range of a
+ * discarded packets message since we have the message's
+ * time range (`stream->sc->discarded_packets_has_ts`).
+ */
+ stream->discarded_packets_state.in_range = true;
+
+ /*
+ * The clock snapshot values will be validated when
+ * handling the next packet beginning message (next call
+ * to handle_packet_beginning_msg()).
+ */
+ cs = bt_message_discarded_packets_borrow_beginning_default_clock_snapshot_const(
+ msg);
+ BT_ASSERT(cs);
+ stream->discarded_packets_state.beginning_cs =
+ bt_clock_snapshot_get_value(cs);
+ cs = bt_message_discarded_packets_borrow_end_default_clock_snapshot_const(
+ msg);
+ BT_ASSERT(cs);
+ stream->discarded_packets_state.end_cs =
+ bt_clock_snapshot_get_value(cs);
+ }
+
+ avail = bt_message_discarded_packets_get_count(msg, &count);
+ if (avail != BT_PROPERTY_AVAILABILITY_AVAILABLE) {
+ /*
+ * There's no specific count of discarded packets: set
+ * it to 1 so that we know that we at least discarded
+ * something.
+ */
+ count = 1;
+ }
+
+ stream->packet_state.seq_num += count;
+
+end:
+ return status;
+}
+
+static inline
+void put_messages(bt_message_array_const msgs, uint64_t count)
+{
+ uint64_t i;
+
+ for (i = 0; i < count; i++) {
+ BT_MESSAGE_PUT_REF_AND_RESET(msgs[i]);
+ }
+}
+
+BT_HIDDEN
+bt_component_class_sink_consume_method_status ctf_fs_sink_consume(
+ bt_self_component_sink *self_comp)
+{
+ bt_component_class_sink_consume_method_status status =
+ BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_OK;
+ struct fs_sink_comp *fs_sink;
+ bt_message_iterator_next_status next_status;
+ uint64_t msg_count = 0;
+ bt_message_array_const msgs;
+
+ fs_sink = (fs_sink_comp *) bt_self_component_get_data(
+ bt_self_component_sink_as_self_component(self_comp));
+ BT_ASSERT_DBG(fs_sink);
+ BT_ASSERT_DBG(fs_sink->upstream_iter);
+
+ /* Consume messages */
+ next_status = bt_message_iterator_next(
+ fs_sink->upstream_iter, &msgs, &msg_count);
+ if (next_status < 0) {
+ status = (bt_component_class_sink_consume_method_status) next_status;
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to get next message from upstream iterator.");
+ goto end;
+ }
+
+ switch (next_status) {
+ case BT_MESSAGE_ITERATOR_NEXT_STATUS_OK:
+ {
+ uint64_t i;
+
+ for (i = 0; i < msg_count; i++) {
+ const bt_message *msg = msgs[i];
+
+ BT_ASSERT_DBG(msg);
+
+ switch (bt_message_get_type(msg)) {
+ case BT_MESSAGE_TYPE_EVENT:
+ status = handle_event_msg(fs_sink, msg);
+ break;
+ case BT_MESSAGE_TYPE_PACKET_BEGINNING:
+ status = handle_packet_beginning_msg(
+ fs_sink, msg);
+ break;
+ case BT_MESSAGE_TYPE_PACKET_END:
+ status = handle_packet_end_msg(
+ fs_sink, msg);
+ break;
+ case BT_MESSAGE_TYPE_MESSAGE_ITERATOR_INACTIVITY:
+ /* Ignore */
+ BT_COMP_LOGD_STR("Ignoring message iterator inactivity message.");
+ break;
+ case BT_MESSAGE_TYPE_STREAM_BEGINNING:
+ status = handle_stream_beginning_msg(
+ fs_sink, msg);
+ break;
+ case BT_MESSAGE_TYPE_STREAM_END:
+ status = handle_stream_end_msg(
+ fs_sink, msg);
+ break;
+ case BT_MESSAGE_TYPE_DISCARDED_EVENTS:
+ status = handle_discarded_events_msg(
+ fs_sink, msg);
+ break;
+ case BT_MESSAGE_TYPE_DISCARDED_PACKETS:
+ status = handle_discarded_packets_msg(
+ fs_sink, msg);
+ break;
+ default:
+ bt_common_abort();
+ }
+
+ BT_MESSAGE_PUT_REF_AND_RESET(msgs[i]);
+
+ if (status != BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_OK) {
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to handle message: "
+ "generated CTF traces could be incomplete: "
+ "output-dir-path=\"%s\"",
+ fs_sink->output_dir_path->str);
+ goto error;
+ }
+ }
+
+ break;
+ }
+ case BT_MESSAGE_ITERATOR_NEXT_STATUS_AGAIN:
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_AGAIN;
+ break;
+ case BT_MESSAGE_ITERATOR_NEXT_STATUS_END:
+ /* TODO: Finalize all traces (should already be done?) */
+ status = BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_END;
+ break;
+ default:
+ break;
+ }
+
+ goto end;
+
+error:
+ BT_ASSERT(status != BT_COMPONENT_CLASS_SINK_CONSUME_METHOD_STATUS_OK);
+ put_messages(msgs, msg_count);
+
+end:
+ return status;
+}
+
+BT_HIDDEN
+bt_component_class_sink_graph_is_configured_method_status
+ctf_fs_sink_graph_is_configured(
+ bt_self_component_sink *self_comp)
+{
+ bt_component_class_sink_graph_is_configured_method_status status;
+ bt_message_iterator_create_from_sink_component_status
+ msg_iter_status;
+ fs_sink_comp *fs_sink = (fs_sink_comp *) bt_self_component_get_data(
+ bt_self_component_sink_as_self_component(self_comp));
+
+ msg_iter_status =
+ bt_message_iterator_create_from_sink_component(
+ self_comp,
+ bt_self_component_sink_borrow_input_port_by_name(
+ self_comp, in_port_name), &fs_sink->upstream_iter);
+ if (msg_iter_status != BT_MESSAGE_ITERATOR_CREATE_FROM_SINK_COMPONENT_STATUS_OK) {
+ status = (bt_component_class_sink_graph_is_configured_method_status) msg_iter_status;
+ BT_COMP_LOGE_APPEND_CAUSE(fs_sink->self_comp,
+ "Failed to create upstream iterator.");
+ goto end;
+ }
+
+ status = BT_COMPONENT_CLASS_SINK_GRAPH_IS_CONFIGURED_METHOD_STATUS_OK;
+end:
+ return status;
+}
+
+BT_HIDDEN
+void ctf_fs_sink_finalize(bt_self_component_sink *self_comp)
+{
+ fs_sink_comp *fs_sink = (fs_sink_comp *) bt_self_component_get_data(
+ bt_self_component_sink_as_self_component(self_comp));
+
+ destroy_fs_sink_comp(fs_sink);
+}