#include <common/defaults.h>
#include <common/index/ctf-index.h>
#include <common/macros.h>
+#include <common/compat/uuid.h>
+#include <common/optional.h>
#define RELAYD_VERSION_COMM_MAJOR VERSION_MAJOR
#define RELAYD_VERSION_COMM_MINOR VERSION_MINOR
uint32_t pathname_len;
uint64_t tracefile_size;
uint64_t tracefile_count;
- uint64_t trace_archive_id;
+ uint64_t trace_chunk_id;
char names[];
} LTTNG_PACKED;
uint32_t hostname_len;
uint32_t live_timer;
uint8_t snapshot;
+ /* Sessiond instance UUID */
+ lttng_uuid sessiond_uuid;
+ /* Sessiond session id */
+ uint64_t session_id;
+ /* Session creation time, in seconds since UNIX Epoch. */
+ uint64_t creation_time;
+ LTTNG_OPTIONAL_COMM(uint64_t) LTTNG_PACKED current_chunk_id;
/* Contains the session_name and hostname */
char names[];
} LTTNG_PACKED;
uint64_t version;
} LTTNG_PACKED;
-struct lttcomm_relayd_rotate_stream {
+struct lttcomm_relayd_stream_rotation_position {
uint64_t stream_id;
- /* Ignored for metadata streams. */
+ /*
+ * Sequence number of the first packet belonging to the new
+ * "destination" trace chunk to which the stream is rotating.
+ *
+ * Ignored for metadata streams.
+ */
uint64_t rotate_at_seq_num;
- uint64_t new_chunk_id;
- /* Includes trailing NULL. */
- uint32_t pathname_length;
- /* Must be the last member of this structure. */
- char new_pathname[];
} LTTNG_PACKED;
-struct lttcomm_relayd_rotate_rename {
- uint32_t old_path_length;
- uint32_t new_path_length;
- /* Concatenation of the old and new paths, separated by \0. */
- char paths[];
+struct lttcomm_relayd_rotate_streams {
+ uint32_t stream_count;
+ /*
+ * Streams can be rotated outside of a chunk but not be parented to
+ * a new chunk.
+ */
+ LTTNG_OPTIONAL_COMM(uint64_t) new_chunk_id;
+ /* `stream_count` positions follow. */
+ struct lttcomm_relayd_stream_rotation_position rotation_positions[];
} LTTNG_PACKED;
-struct lttcomm_relayd_rotate_pending {
+struct lttcomm_relayd_create_trace_chunk {
uint64_t chunk_id;
+ /* Seconds since EPOCH. */
+ uint64_t creation_timestamp;
+ /* Includes trailing NULL. */
+ uint32_t override_name_length;
+ char override_name[];
} LTTNG_PACKED;
-struct lttcomm_relayd_rotate_pending_reply {
- struct lttcomm_relayd_generic_reply generic;
- /* Valid values are [0, 1]. */
- uint8_t is_pending;
+struct lttcomm_relayd_close_trace_chunk {
+ uint64_t chunk_id;
+ /* Seconds since EPOCH. */
+ uint64_t close_timestamp;
+ /* enum lttng_trace_chunk_command_type */
+ LTTNG_OPTIONAL_COMM(uint32_t) LTTNG_PACKED close_command;
} LTTNG_PACKED;
-struct lttcomm_relayd_mkdir {
- /* Includes trailing NULL */
- uint32_t length;
- char path[];
+struct lttcomm_relayd_trace_chunk_exists {
+ uint64_t chunk_id;
+} LTTNG_PACKED;
+
+struct lttcomm_relayd_trace_chunk_exists_reply {
+ struct lttcomm_relayd_generic_reply generic;
+ uint8_t trace_chunk_exists;
} LTTNG_PACKED;
#endif /* _RELAYD_COMM */