Relayd add_stream command handle tracefile rotation
[lttng-tools.git] / src / bin / lttng-relayd / cmd-2-2.c
CommitLineData
0f907de1
JD
1/*
2 * Copyright (C) 2013 - Julien Desfossez <jdesfossez@efficios.com>
3 * David Goulet <dgoulet@efficios.com>
4 *
5 * This program is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License, version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This program is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
12 * more details.
13 *
14 * You should have received a copy of the GNU General Public License along with
15 * this program; if not, write to the Free Software Foundation, Inc., 51
16 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
17 */
18
19#define _GNU_SOURCE
20#include <assert.h>
21#include <string.h>
22
23#include <common/common.h>
24#include <common/sessiond-comm/relayd.h>
25
26#include "cmd-generic.h"
27#include "cmd-2-1.h"
28#include "utils.h"
29
30int cmd_recv_stream_2_2(struct relay_command *cmd, struct relay_stream *stream)
31{
32 int ret;
33 struct lttcomm_relayd_add_stream_2_2 stream_info;
34
35 assert(cmd);
36 assert(stream);
37
38 ret = cmd_recv(cmd->sock, &stream_info, sizeof(stream_info));
39 if (ret < 0) {
40 ERR("Unable to recv stream version 2.2");
41 goto error;
42 }
43
44 stream->path_name = create_output_path(stream_info.pathname);
45 if (stream->path_name == NULL) {
46 PERROR("Path name allocation");
47 ret = -ENOMEM;
48 goto error;
49 }
50
51 stream->channel_name = strdup(stream_info.channel_name);
52 if (stream->channel_name == NULL) {
53 ret = -errno;
54 PERROR("Path name allocation");
55 goto error;
56 }
57
58 stream->tracefile_size = be64toh(stream_info.tracefile_size);
59 stream->tracefile_count = be64toh(stream_info.tracefile_count);
60 ret = 0;
61
62error:
63 return ret;
64}
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