Move to kernel style SPDX license identifiers

[lttng-tools.git] / src / common / relayd / relayd.h

diff --git a/src/common/relayd/relayd.h b/src/common/relayd/relayd.h
index f6329eb5b8f2b6912c87b224a12080a594ba2ef8..1fbe22676445ed8defb5d3299a3219858a3579f1 100644 (file)
--- a/src/common/relayd/relayd.h
+++ b/src/common/relayd/relayd.h
@@ -1,36 +1,47 @@
 /*
- * Copyright (C) 2012 - David Goulet <dgoulet@efficios.com>
+ * Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
  *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License, version 2 only, as
- * published by the Free Software Foundation.
+ * SPDX-License-Identifier: GPL-2.0-only
  *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 51
- * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
  */
 
 #ifndef _RELAYD_H
 #define _RELAYD_H
 
 #include <unistd.h>
+#include <stdbool.h>
 
 #include <common/sessiond-comm/relayd.h>
 #include <common/sessiond-comm/sessiond-comm.h>
+#include <common/trace-chunk.h>
+#include <common/dynamic-array.h>
+
+struct relayd_stream_rotation_position {
+       uint64_t stream_id;
+       /*
+        * Packet 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;
+};
 
 int relayd_connect(struct lttcomm_relayd_sock *sock);
 int relayd_close(struct lttcomm_relayd_sock *sock);
-int relayd_create_session(struct lttcomm_relayd_sock *sock, uint64_t *session_id,
-               char *session_name, char *hostname, int session_live_timer,
-               unsigned int snapshot);
+int relayd_create_session(struct lttcomm_relayd_sock *rsock,
+               uint64_t *relayd_session_id,
+               const char *session_name, const char *hostname,
+               const char *base_path, int session_live_timer,
+               unsigned int snapshot, uint64_t sessiond_session_id,
+               const lttng_uuid sessiond_uuid,
+               const uint64_t *current_chunk_id,
+               time_t creation_time, bool session_name_contains_creation_time,
+               char *output_path);
 int relayd_add_stream(struct lttcomm_relayd_sock *sock, const char *channel_name,
-               const char *pathname, uint64_t *stream_id,
-               uint64_t tracefile_size, uint64_t tracefile_count);
+               const char *domain_name, const char *pathname, uint64_t *stream_id,
+               uint64_t tracefile_size, uint64_t tracefile_count,
+               struct lttng_trace_chunk *trace_chunk);
 int relayd_streams_sent(struct lttcomm_relayd_sock *rsock);
 int relayd_send_close_stream(struct lttcomm_relayd_sock *sock, uint64_t stream_id,
                uint64_t last_net_seq_num);
@@ -51,10 +62,19 @@ int relayd_send_index(struct lttcomm_relayd_sock *rsock,
                uint64_t net_seq_num);
 int relayd_reset_metadata(struct lttcomm_relayd_sock *rsock,
                uint64_t stream_id, uint64_t version);
-int relayd_rotate_stream(struct lttcomm_relayd_sock *sock, uint64_t stream_id,
-               const char *new_pathname, uint64_t new_chunk_id, uint64_t seq_num);
-int relayd_rotate_rename(struct lttcomm_relayd_sock *sock,
-               const char *current_path, const char *new_path);
-int relayd_mkdir(struct lttcomm_relayd_sock *rsock, const char *path);
+/* `positions` is an array of `stream_count` relayd_stream_rotation_position. */
+int relayd_rotate_streams(struct lttcomm_relayd_sock *sock,
+               unsigned int stream_count, const uint64_t *new_chunk_id,
+               const struct relayd_stream_rotation_position *positions);
+int relayd_create_trace_chunk(struct lttcomm_relayd_sock *sock,
+               struct lttng_trace_chunk *chunk);
+int relayd_close_trace_chunk(struct lttcomm_relayd_sock *sock,
+               struct lttng_trace_chunk *chunk,
+               char *path);
+int relayd_trace_chunk_exists(struct lttcomm_relayd_sock *sock,
+               uint64_t chunk_id, bool *chunk_exists);
+int relayd_get_configuration(struct lttcomm_relayd_sock *sock,
+               uint64_t query_flags,
+               uint64_t *result_flags);
 
 #endif /* _RELAYD_H */