#define _VIEWER_STREAM_H
/*
- * Copyright (C) 2013 - Julien Desfossez <jdesfossez@efficios.com>
- * David Goulet <dgoulet@efficios.com>
- * 2015 - Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
+ * Copyright (C) 2013 Julien Desfossez <jdesfossez@efficios.com>
+ * Copyright (C) 2013 David Goulet <dgoulet@efficios.com>
+ * Copyright (C) 2015 Mathieu Desnoyers <mathieu.desnoyers@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.
*/
#include <limits.h>
struct relay_stream *stream;
struct {
- /* FD from which to read the stream data. */
- struct stream_fd *fd;
+ struct fs_handle *handle;
struct lttng_trace_chunk *trace_chunk;
} stream_file;
/* index file from which to read the index data. */
struct lttng_index_file *index_file;
+ /*
+ * Last seen rotation count in stream.
+ *
+ * Sampled on every change to the viewer stream trace chunk,
+ * this allows the live server to determine if it saw the latest
+ * rotation that occurred on the receiving end.
+ */
+ uint64_t last_seen_rotation_count;
char *path_name;
char *channel_name;
};
struct relay_viewer_stream *viewer_stream_create(struct relay_stream *stream,
+ struct lttng_trace_chunk *viewer_trace_chunk,
enum lttng_viewer_seek seek_t);
struct relay_viewer_stream *viewer_stream_get_by_id(uint64_t id);
bool viewer_stream_is_tracefile_seq_readable(struct relay_viewer_stream *vstream,
uint64_t seq);
void print_viewer_streams(void);
+void viewer_stream_close_files(struct relay_viewer_stream *vstream);
+void viewer_stream_sync_tracefile_array_tail(struct relay_viewer_stream *vstream);
#endif /* _VIEWER_STREAM_H */