common: index and trace-chunk file creation/open API change

[lttng-tools.git] / src / bin / lttng-relayd / viewer-stream.c

diff --git a/src/bin/lttng-relayd/viewer-stream.c b/src/bin/lttng-relayd/viewer-stream.c
index 8e3a1949288dfddf250b0f5cd6edfb3690318218..70654c79710c19a17f9e3a30d3795156fbfed1f9 100644 (file)
--- a/src/bin/lttng-relayd/viewer-stream.c
+++ b/src/bin/lttng-relayd/viewer-stream.c
@@ -129,8 +129,9 @@ struct relay_viewer_stream *viewer_stream_create(struct relay_stream *stream,
        } else {
                const uint32_t connection_major = stream->trace->session->major;
                const uint32_t connection_minor = stream->trace->session->minor;
+               enum lttng_trace_chunk_status chunk_status;
 
-               vstream->index_file = lttng_index_file_create_from_trace_chunk_read_only(
+               chunk_status = lttng_index_file_create_from_trace_chunk_read_only(
                                vstream->stream_file.trace_chunk,
                                stream->path_name,
                                stream->channel_name, stream->tracefile_size,
@@ -138,9 +139,14 @@ struct relay_viewer_stream *viewer_stream_create(struct relay_stream *stream,
                                lttng_to_index_major(connection_major,
                                                connection_minor),
                                lttng_to_index_minor(connection_major,
-                                               connection_minor));
-               if (!vstream->index_file) {
-                       goto error_unlock;
+                                               connection_minor),
+                               true, &vstream->index_file);
+               if (chunk_status != LTTNG_TRACE_CHUNK_STATUS_OK) {
+                       if (chunk_status == LTTNG_TRACE_CHUNK_STATUS_NO_FILE) {
+                               vstream->index_file = NULL;
+                       } else {
+                               goto error_unlock;
+                       }
                }
        }
 
@@ -160,9 +166,8 @@ struct relay_viewer_stream *viewer_stream_create(struct relay_stream *stream,
 
        /* Globally visible after the add unique. */
        lttng_ht_node_init_u64(&vstream->stream_n, stream->stream_handle);
-       lttng_ht_add_unique_u64(viewer_streams_ht, &vstream->stream_n);
-
        urcu_ref_init(&vstream->ref);
+       lttng_ht_add_unique_u64(viewer_streams_ht, &vstream->stream_n);
 
        return vstream;
 
@@ -269,6 +274,7 @@ int viewer_stream_rotate(struct relay_viewer_stream *vstream)
        const struct relay_stream *stream = vstream->stream;
        const uint32_t connection_major = stream->trace->session->major;
        const uint32_t connection_minor = stream->trace->session->minor;
+       enum lttng_trace_chunk_status chunk_status;
 
        /* Detect the last tracefile to open. */
        if (stream->index_received_seqcount
@@ -317,8 +323,7 @@ int viewer_stream_rotate(struct relay_viewer_stream *vstream)
                stream_fd_put(vstream->stream_file.fd);
                vstream->stream_file.fd = NULL;
        }
-       vstream->index_file =
-                       lttng_index_file_create_from_trace_chunk_read_only(
+       chunk_status = lttng_index_file_create_from_trace_chunk_read_only(
                                        vstream->stream_file.trace_chunk,
                                        stream->path_name,
                                        stream->channel_name,
@@ -327,8 +332,9 @@ int viewer_stream_rotate(struct relay_viewer_stream *vstream)
                                        lttng_to_index_major(connection_major,
                                                        connection_minor),
                                        lttng_to_index_minor(connection_major,
-                                                       connection_minor));
-       if (!vstream->index_file) {
+                                                       connection_minor),
+                                       true, &vstream->index_file);
+       if (chunk_status != LTTNG_TRACE_CHUNK_STATUS_OK) {
                ret = -1;
                goto end;
        } else {