X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-relayd%2Fviewer-stream.h;h=e7d733b9e60ecb10479992b5e74042089e824cdb;hp=64e9e0abe1731019417949ccf4dc19c47e9e196a;hb=HEAD;hpb=ab5be9fa2eb5ba9600a82cd18fd3cfcbac69169a diff --git a/src/bin/lttng-relayd/viewer-stream.h b/src/bin/lttng-relayd/viewer-stream.h deleted file mode 100644 index 64e9e0abe..000000000 --- a/src/bin/lttng-relayd/viewer-stream.h +++ /dev/null @@ -1,86 +0,0 @@ -#ifndef _VIEWER_STREAM_H -#define _VIEWER_STREAM_H - -/* - * Copyright (C) 2013 Julien Desfossez - * Copyright (C) 2013 David Goulet - * Copyright (C) 2015 Mathieu Desnoyers - * - * SPDX-License-Identifier: GPL-2.0-only - * - */ - -#include -#include -#include - -#include - -#include "ctf-trace.h" -#include "lttng-viewer-abi.h" -#include "stream.h" - -struct relay_stream; - -/* - * The viewer stream's lifetime is the intersection of their viewer connection's - * lifetime and the duration during which at least: - * a) their input source is still active - * b) they still have data left to send to the client. - * - * This means that both the sessiond/consumerd connection or the viewer - * connection may tear down (and unpublish) a relay_viewer_stream. - * - * Viewer stream updates are protected by their associated stream's lock. - */ -struct relay_viewer_stream { - struct urcu_ref ref; - - /* Back ref to stream. */ - struct relay_stream *stream; - - struct { - 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; - - char *path_name; - char *channel_name; - - uint64_t current_tracefile_id; - - /* - * Counts the number of sent indexes. The "tag" associated - * with an index to send is the current index_received_seqcount, - * because we increment index_received_seqcount after sending - * each index. This index_received_seqcount counter can also be - * updated when catching up with the producer. - */ - uint64_t index_sent_seqcount; - - /* Indicates if this stream has been sent to a viewer client. */ - bool sent_flag; - /* For metadata stream, how much metadata has been sent. */ - uint64_t metadata_sent; - - struct lttng_ht_node_u64 stream_n; - struct rcu_head rcu_node; -}; - -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_get(struct relay_viewer_stream *vstream); -void viewer_stream_put(struct relay_viewer_stream *vstream); -int viewer_stream_rotate(struct relay_viewer_stream *vstream); -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 */