LTTNG_CONSUMER_CLOSE_METADATA,
LTTNG_CONSUMER_SETUP_METADATA,
LTTNG_CONSUMER_FLUSH_CHANNEL,
+ LTTNG_CONSUMER_SNAPSHOT_CHANNEL,
+ LTTNG_CONSUMER_SNAPSHOT_METADATA,
};
/* State of each fd in consumer */
CONSUMER_CHANNEL_TYPE_DATA = 1,
};
+extern struct lttng_consumer_global_data consumer_data;
+
struct stream_list {
struct cds_list_head head;
unsigned int count;
int refcount;
/* Tracing session id on the session daemon side. */
uint64_t session_id;
+ /*
+ * Session id when requesting metadata to the session daemon for
+ * a session with per-PID buffers.
+ */
+ uint64_t session_id_per_pid;
/* Channel trace file path name. */
char pathname[PATH_MAX];
/* Channel name. */
/* UID and GID of the channel. */
uid_t uid;
gid_t gid;
- /* Relayd id of the channel. -1 if it does not apply. */
- int64_t relayd_id;
+ /* Relayd id of the channel. -1ULL if it does not apply. */
+ uint64_t relayd_id;
/*
* Number of streams NOT initialized yet. This is used in order to not
* delete this channel if streams are getting initialized.
* LTTNG_CONSUMER_GET_CHANNEL.
*/
struct stream_list streams;
+
+ /*
+ * List of streams in no monitor mode for this channel. Used ONLY for
+ * snapshots recording.
+ */
+ struct stream_list stream_no_monitor_list;
+
/*
* Set if the channel is metadata. We keep a reference to the stream
* because we have to flush data once pushed by the session daemon. For a
/* On-disk circular buffer */
uint64_t tracefile_size;
uint64_t tracefile_count;
+ /*
+ * Monitor or not the streams of this channel meaning this indicates if the
+ * streams should be sent to the data/metadata thread or added to the no
+ * monitor list of the channel.
+ */
+ unsigned int monitor;
};
/*
/* On-disk circular buffer */
uint64_t tracefile_size_current;
uint64_t tracefile_count_current;
+
+ /* Node for the no monitor stream list in a channel. */
+ struct cds_list_head no_monitor_node;
};
/*
*/
struct consumer_relayd_sock_pair {
/* Network sequence number. */
- int64_t net_seq_idx;
+ uint64_t net_seq_idx;
/* Number of stream associated with this relayd */
unsigned int refcount;
uint64_t relayd_id,
enum lttng_event_output output,
uint64_t tracefile_size,
- uint64_t tracefile_count);
+ uint64_t tracefile_count,
+ uint64_t session_id_per_pid,
+ unsigned int monitor);
void consumer_del_stream(struct lttng_consumer_stream *stream,
struct lttng_ht *ht);
void consumer_del_metadata_stream(struct lttng_consumer_stream *stream,
/* lttng-relayd consumer command */
struct consumer_relayd_sock_pair *consumer_allocate_relayd_sock_pair(
- int net_seq_idx);
+ uint64_t net_seq_idx);
struct consumer_relayd_sock_pair *consumer_find_relayd(uint64_t key);
struct lttng_consumer_channel *consumer_find_channel(uint64_t key);
int consumer_handle_stream_before_relayd(struct lttng_consumer_stream *stream,
ssize_t lttng_consumer_read_subbuffer(struct lttng_consumer_stream *stream,
struct lttng_consumer_local_data *ctx);
int lttng_consumer_on_recv_stream(struct lttng_consumer_stream *stream);
-int consumer_add_relayd_socket(int net_seq_idx, int sock_type,
+int consumer_add_relayd_socket(uint64_t net_seq_idx, int sock_type,
struct lttng_consumer_local_data *ctx, int sock,
struct pollfd *consumer_sockpoll, struct lttcomm_relayd_sock *relayd_sock,
unsigned int sessiond_id);
struct lttng_consumer_channel *channel);
void notify_thread_del_channel(struct lttng_consumer_local_data *ctx,
uint64_t key);
+void consumer_destroy_relayd(struct consumer_relayd_sock_pair *relayd);
#endif /* LIB_CONSUMER_H */