Support flight recorder mode for a session

[lttng-tools.git] / src / common / sessiond-comm / sessiond-comm.h

diff --git a/src/common/sessiond-comm/sessiond-comm.h b/src/common/sessiond-comm/sessiond-comm.h
index aeca78e50b9d2b3efb998028ab8e49225d0e4ecc..07c3ff1f5249146d311df90b44664a38b36d16c8 100644 (file)
--- a/src/common/sessiond-comm/sessiond-comm.h
+++ b/src/common/sessiond-comm/sessiond-comm.h
@@ -319,11 +319,15 @@ struct lttcomm_consumer_msg {
                        int type; /* Per cpu or metadata. */
                        uint64_t tracefile_size; /* bytes */
                        uint32_t tracefile_count; /* number of tracefiles */
+                       /* If the channel's streams have to be monitored or not. */
+                       uint32_t monitor;
                } LTTNG_PACKED channel; /* Only used by Kernel. */
                struct {
                        uint64_t stream_key;
                        uint64_t channel_key;
                        int32_t cpu;    /* On which CPU this stream is assigned. */
+                       /* Tells the consumer if the stream should be or not monitored. */
+                       uint32_t no_monitor;
                } LTTNG_PACKED stream;  /* Only used by Kernel. */
                struct {
                        uint64_t net_index;
@@ -358,6 +362,8 @@ struct lttcomm_consumer_msg {
                        uint32_t chan_id;                       /* Channel ID on the tracer side. */
                        uint64_t tracefile_size;        /* bytes */
                        uint32_t tracefile_count;       /* number of tracefiles */
+                       /* Tells the consumer if the stream should be or not monitored. */
+                       uint32_t monitor;
                } LTTNG_PACKED ask_channel;
                struct {
                        uint64_t key;
@@ -379,6 +385,15 @@ struct lttcomm_consumer_msg {
                struct {
                        uint64_t key;   /* Channel key. */
                } LTTNG_PACKED flush_channel;
+               struct {
+                       char pathname[PATH_MAX];
+                       /* Indicate if the snapshot goes on the relayd or locally. */
+                       uint32_t use_relayd;
+                       uint32_t metadata;              /* This a metadata snapshot. */
+                       uint64_t relayd_id;             /* Relayd id if apply. */
+                       uint64_t key;
+                       uint64_t max_size;
+               } LTTNG_PACKED snapshot_channel;
        } u;
 } LTTNG_PACKED;