lttng-ctl: separate support of named/unnamed trigger registration
[lttng-tools.git] / src / common / relayd / relayd.h
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00e2e675 1/*
ab5be9fa 2 * Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
00e2e675 3 *
ab5be9fa 4 * SPDX-License-Identifier: GPL-2.0-only
00e2e675 5 *
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6 */
7
8#ifndef _RELAYD_H
9#define _RELAYD_H
10
11#include <unistd.h>
c35f9726 12#include <stdbool.h>
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13
14#include <common/sessiond-comm/relayd.h>
15#include <common/sessiond-comm/sessiond-comm.h>
d2956687 16#include <common/trace-chunk.h>
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17#include <common/dynamic-array.h>
18
19struct relayd_stream_rotation_position {
20 uint64_t stream_id;
21 /*
0f83d1cc 22 * Packet sequence number of the first packet belonging to the new
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23 * "destination" trace chunk to which the stream is rotating.
24 *
25 * Ignored for metadata streams.
26 */
27 uint64_t rotate_at_seq_num;
28};
00e2e675 29
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30int relayd_connect(struct lttcomm_relayd_sock *sock);
31int relayd_close(struct lttcomm_relayd_sock *sock);
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32int relayd_create_session(struct lttcomm_relayd_sock *rsock,
33 uint64_t *relayd_session_id,
34 const char *session_name, const char *hostname,
6fa5fe7c 35 const char *base_path, int session_live_timer,
fb9a95c4 36 unsigned int snapshot, uint64_t sessiond_session_id,
1e791a74 37 const lttng_uuid sessiond_uuid,
db1da059 38 const uint64_t *current_chunk_id,
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39 time_t creation_time, bool session_name_contains_creation_time,
40 char *output_path);
6151a90f 41int relayd_add_stream(struct lttcomm_relayd_sock *sock, const char *channel_name,
5da88b0f 42 const char *domain_name, const char *pathname, uint64_t *stream_id,
0b50e4b3 43 uint64_t tracefile_size, uint64_t tracefile_count,
d2956687 44 struct lttng_trace_chunk *trace_chunk);
a4baae1b 45int relayd_streams_sent(struct lttcomm_relayd_sock *rsock);
6151a90f 46int relayd_send_close_stream(struct lttcomm_relayd_sock *sock, uint64_t stream_id,
173af62f 47 uint64_t last_net_seq_num);
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48int relayd_version_check(struct lttcomm_relayd_sock *sock);
49int relayd_start_data(struct lttcomm_relayd_sock *sock);
50int relayd_send_metadata(struct lttcomm_relayd_sock *sock, size_t len);
51int relayd_send_data_hdr(struct lttcomm_relayd_sock *sock,
00e2e675 52 struct lttcomm_relayd_data_hdr *hdr, size_t size);
6151a90f 53int relayd_data_pending(struct lttcomm_relayd_sock *sock, uint64_t stream_id,
c8f59ee5 54 uint64_t last_net_seq_num);
6151a90f 55int relayd_quiescent_control(struct lttcomm_relayd_sock *sock,
ad7051c0 56 uint64_t metadata_stream_id);
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57int relayd_begin_data_pending(struct lttcomm_relayd_sock *sock, uint64_t id);
58int relayd_end_data_pending(struct lttcomm_relayd_sock *sock, uint64_t id,
f7079f67 59 unsigned int *is_data_inflight);
1c20f0e2 60int relayd_send_index(struct lttcomm_relayd_sock *rsock,
50adc264 61 struct ctf_packet_index *index, uint64_t relay_stream_id,
1c20f0e2 62 uint64_t net_seq_num);
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63int relayd_reset_metadata(struct lttcomm_relayd_sock *rsock,
64 uint64_t stream_id, uint64_t version);
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65/* `positions` is an array of `stream_count` relayd_stream_rotation_position. */
66int relayd_rotate_streams(struct lttcomm_relayd_sock *sock,
ebb29c10 67 unsigned int stream_count, const uint64_t *new_chunk_id,
c35f9726 68 const struct relayd_stream_rotation_position *positions);
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69int relayd_create_trace_chunk(struct lttcomm_relayd_sock *sock,
70 struct lttng_trace_chunk *chunk);
bbc4768c 71int relayd_close_trace_chunk(struct lttcomm_relayd_sock *sock,
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72 struct lttng_trace_chunk *chunk,
73 char *path);
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74int relayd_trace_chunk_exists(struct lttcomm_relayd_sock *sock,
75 uint64_t chunk_id, bool *chunk_exists);
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76int relayd_get_configuration(struct lttcomm_relayd_sock *sock,
77 uint64_t query_flags,
78 uint64_t *result_flags);
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79
80#endif /* _RELAYD_H */
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