relayd: Implement get_configuration relayd protocol command

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

diff --git a/src/common/relayd/relayd.h b/src/common/relayd/relayd.h
index fd0acfb3583d1c4b10b80f0e45649ca00271a7b3..c2ee95aed6d57fe24d943f2e75ec75402128848c 100644 (file)
--- a/src/common/relayd/relayd.h
+++ b/src/common/relayd/relayd.h
@@ -19,29 +19,72 @@
 #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>
 
-int relayd_connect(struct lttcomm_sock *sock);
-int relayd_close(struct lttcomm_sock *sock);
-int relayd_create_session(struct lttcomm_sock *sock, uint64_t *session_id);
-int relayd_add_stream(struct lttcomm_sock *sock, const char *channel_name,
-               const char *pathname, uint64_t *stream_id);
-int relayd_send_close_stream(struct lttcomm_sock *sock, uint64_t stream_id,
+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 *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 *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);
-int relayd_version_check(struct lttcomm_sock *sock, uint32_t major,
-               uint32_t minor);
-int relayd_start_data(struct lttcomm_sock *sock);
-int relayd_send_metadata(struct lttcomm_sock *sock, size_t len);
-int relayd_send_data_hdr(struct lttcomm_sock *sock,
+int relayd_version_check(struct lttcomm_relayd_sock *sock);
+int relayd_start_data(struct lttcomm_relayd_sock *sock);
+int relayd_send_metadata(struct lttcomm_relayd_sock *sock, size_t len);
+int relayd_send_data_hdr(struct lttcomm_relayd_sock *sock,
                struct lttcomm_relayd_data_hdr *hdr, size_t size);
-int relayd_data_pending(struct lttcomm_sock *sock, uint64_t stream_id,
+int relayd_data_pending(struct lttcomm_relayd_sock *sock, uint64_t stream_id,
                uint64_t last_net_seq_num);
-int relayd_quiescent_control(struct lttcomm_sock *sock,
+int relayd_quiescent_control(struct lttcomm_relayd_sock *sock,
                uint64_t metadata_stream_id);
-int relayd_begin_data_pending(struct lttcomm_sock *sock, uint64_t id);
-int relayd_end_data_pending(struct lttcomm_sock *sock, uint64_t id,
+int relayd_begin_data_pending(struct lttcomm_relayd_sock *sock, uint64_t id);
+int relayd_end_data_pending(struct lttcomm_relayd_sock *sock, uint64_t id,
                unsigned int *is_data_inflight);
+int relayd_send_index(struct lttcomm_relayd_sock *rsock,
+               struct ctf_packet_index *index, uint64_t relay_stream_id,
+               uint64_t net_seq_num);
+int relayd_reset_metadata(struct lttcomm_relayd_sock *rsock,
+               uint64_t stream_id, uint64_t version);
+/* `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 */