Generate local kernel and UST indexes

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

diff --git a/src/bin/lttng-relayd/lttng-relayd.h b/src/bin/lttng-relayd/lttng-relayd.h
index bec13496ca26ab5944853bb0dacadebeb8b2436f..61db23a7752930ac5b351236f90d3e255181fb27 100644 (file)
--- a/src/bin/lttng-relayd/lttng-relayd.h
+++ b/src/bin/lttng-relayd/lttng-relayd.h
@@ -22,6 +22,7 @@
 #define _LGPL_SOURCE
 #include <urcu.h>
 #include <urcu/wfqueue.h>
+#include <common/hashtable/hashtable.h>
 
 /*
  * Queue used to enqueue relay requests
@@ -40,9 +41,13 @@ enum connection_type {
  * Represents a session for the relay point of view
  */
 struct relay_session {
+       /*
+        * This session id is used to identify a set of stream to a tracing session
+        * but also make sure we have a unique session id associated with a session
+        * daemon which can provide multiple data source.
+        */
        uint64_t id;
        struct lttcomm_sock *sock;
-       unsigned int version_check_done:1;
 };
 
 /*
@@ -50,11 +55,26 @@ struct relay_session {
  */
 struct relay_stream {
        uint64_t stream_handle;
-       uint64_t seq;
+       uint64_t prev_seq;      /* previous data sequence number encountered */
        struct lttng_ht_node_ulong stream_n;
        struct relay_session *session;
        struct rcu_head rcu_node;
        int fd;
+       int index_fd;
+
+       char *path_name;
+       char *channel_name;
+       /* on-disk circular buffer of tracefiles */
+       uint64_t tracefile_size;
+       uint64_t tracefile_size_current;
+       uint64_t tracefile_count;
+       uint64_t tracefile_count_current;
+
+       /* Information telling us when to close the stream  */
+       unsigned int close_flag:1;
+       uint64_t last_net_seq_num;
+       /* Indicate if the stream was initialized for a data pending command. */
+       unsigned int data_pending_check_done:1;
 };
 
 /*
@@ -68,6 +88,12 @@ struct relay_command {
        struct lttng_ht_node_ulong sock_n;
        struct rcu_head rcu_node;
        enum connection_type type;
+       unsigned int version_check_done:1;
+       /* protocol version to use for this session */
+       uint32_t major;
+       uint32_t minor;
 };
 
+extern char *opt_output_path;
+
 #endif /* LTTNG_RELAYD_H */