#ifndef _CONSUMER_H
#define _CONSUMER_H
+#include "snapshot.hpp"
+
#include <common/consumer/consumer.hpp>
#include <common/hashtable/hashtable.hpp>
+
#include <lttng/lttng.h>
-#include <urcu/ref.h>
-#include <algorithm>
-#include "snapshot.hpp"
+#include <algorithm>
+#include <urcu/ref.h>
struct snapshot;
struct snapshot_output;
};
struct consumer_data {
- explicit consumer_data (lttng_consumer_type type_)
- : type(type_)
- {}
+ explicit consumer_data(lttng_consumer_type type_) : type(type_)
+ {
+ }
enum lttng_consumer_type type;
* Consumer output object describing where and how to send data.
*/
struct consumer_output {
- struct urcu_ref ref; /* Refcount */
+ struct urcu_ref ref; /* Refcount */
/* If the consumer is enabled meaning that should be used */
bool enabled;
* Subdirectory path name used for both local and network
* consumer ("kernel", "ust", or empty).
*/
- char domain_subdir[
- max_constexpr(sizeof(DEFAULT_KERNEL_TRACE_DIR),
- sizeof(DEFAULT_UST_TRACE_DIR))];
+ char domain_subdir[max_constexpr(sizeof(DEFAULT_KERNEL_TRACE_DIR),
+ sizeof(DEFAULT_UST_TRACE_DIR))];
/*
* Hashtable of consumer_socket index by the file descriptor value. For
char chunk_path[LTTNG_PATH_MAX];
};
-struct consumer_socket *consumer_find_socket(int key,
- const struct consumer_output *consumer);
+struct consumer_socket *consumer_find_socket(int key, const struct consumer_output *consumer);
struct consumer_socket *consumer_find_socket_by_bitness(int bits,
- const struct consumer_output *consumer);
+ const struct consumer_output *consumer);
struct consumer_socket *consumer_allocate_socket(int *fd);
-void consumer_add_socket(struct consumer_socket *sock,
- struct consumer_output *consumer);
-void consumer_del_socket(struct consumer_socket *sock,
- struct consumer_output *consumer);
+void consumer_add_socket(struct consumer_socket *sock, struct consumer_output *consumer);
+void consumer_del_socket(struct consumer_socket *sock, struct consumer_output *consumer);
void consumer_destroy_socket(struct consumer_socket *sock);
-int consumer_copy_sockets(struct consumer_output *dst,
- struct consumer_output *src);
+int consumer_copy_sockets(struct consumer_output *dst, struct consumer_output *src);
void consumer_destroy_output_sockets(struct consumer_output *obj);
-int consumer_socket_send(struct consumer_socket *socket, const void *msg,
- size_t len);
-int consumer_socket_recv(struct consumer_socket *socket, void *msg,
- size_t len);
+int consumer_socket_send(struct consumer_socket *socket, const void *msg, size_t len);
+int consumer_socket_recv(struct consumer_socket *socket, void *msg, size_t len);
struct consumer_output *consumer_create_output(enum consumer_dst_type type);
struct consumer_output *consumer_copy_output(struct consumer_output *obj);
void consumer_output_get(struct consumer_output *obj);
void consumer_output_put(struct consumer_output *obj);
int consumer_set_network_uri(const struct ltt_session *session,
- struct consumer_output *obj,
- struct lttng_uri *uri);
-int consumer_send_fds(struct consumer_socket *sock, const int *fds,
- size_t nb_fd);
-int consumer_send_msg(struct consumer_socket *sock,
- const struct lttcomm_consumer_msg *msg);
+ struct consumer_output *obj,
+ struct lttng_uri *uri);
+int consumer_send_fds(struct consumer_socket *sock, const int *fds, size_t nb_fd);
+int consumer_send_msg(struct consumer_socket *sock, const struct lttcomm_consumer_msg *msg);
int consumer_send_stream(struct consumer_socket *sock,
- struct consumer_output *dst, struct lttcomm_consumer_msg *msg,
- const int *fds, size_t nb_fd);
-int consumer_send_channel(struct consumer_socket *sock,
- struct lttcomm_consumer_msg *msg);
+ struct consumer_output *dst,
+ struct lttcomm_consumer_msg *msg,
+ const int *fds,
+ size_t nb_fd);
+int consumer_send_channel(struct consumer_socket *sock, struct lttcomm_consumer_msg *msg);
int consumer_send_relayd_socket(struct consumer_socket *consumer_sock,
- struct lttcomm_relayd_sock *rsock, struct consumer_output *consumer,
- enum lttng_stream_type type, uint64_t session_id,
- const char *session_name, const char *hostname,
- const char *base_path, int session_live_timer,
- const uint64_t *current_chunk_id, time_t session_creation_time,
- bool session_name_contains_creation_time);
-int consumer_send_channel_monitor_pipe(struct consumer_socket *consumer_sock,
- int pipe);
-int consumer_send_destroy_relayd(struct consumer_socket *sock,
- struct consumer_output *consumer);
+ struct lttcomm_relayd_sock *rsock,
+ struct consumer_output *consumer,
+ enum lttng_stream_type type,
+ uint64_t session_id,
+ const char *session_name,
+ const char *hostname,
+ const char *base_path,
+ int session_live_timer,
+ const uint64_t *current_chunk_id,
+ time_t session_creation_time,
+ bool session_name_contains_creation_time);
+int consumer_send_channel_monitor_pipe(struct consumer_socket *consumer_sock, int pipe);
+int consumer_send_destroy_relayd(struct consumer_socket *sock, struct consumer_output *consumer);
int consumer_recv_status_reply(struct consumer_socket *sock);
int consumer_recv_status_channel(struct consumer_socket *sock,
- uint64_t *key, unsigned int *stream_count);
+ uint64_t *key,
+ unsigned int *stream_count);
void consumer_output_send_destroy_relayd(struct consumer_output *consumer);
-int consumer_create_socket(struct consumer_data *data,
- struct consumer_output *output);
+int consumer_create_socket(struct consumer_data *data, struct consumer_output *output);
void consumer_init_ask_channel_comm_msg(struct lttcomm_consumer_msg *msg,
- uint64_t subbuf_size,
- uint64_t num_subbuf,
- int overwrite,
- unsigned int switch_timer_interval,
- unsigned int read_timer_interval,
- unsigned int live_timer_interval,
- bool is_in_live_session,
- unsigned int monitor_timer_interval,
- int output,
- int type,
- uint64_t session_id,
- const char *pathname,
- const char *name,
- uint64_t relayd_id,
- uint64_t key,
- const lttng_uuid& uuid,
- uint32_t chan_id,
- uint64_t tracefile_size,
- uint64_t tracefile_count,
- uint64_t session_id_per_pid,
- unsigned int monitor,
- uint32_t ust_app_uid,
- int64_t blocking_timeout,
- const char *root_shm_path,
- const char *shm_path,
- struct lttng_trace_chunk *trace_chunk,
- const struct lttng_credentials *buffer_credentials);
+ uint64_t subbuf_size,
+ uint64_t num_subbuf,
+ int overwrite,
+ unsigned int switch_timer_interval,
+ unsigned int read_timer_interval,
+ unsigned int live_timer_interval,
+ bool is_in_live_session,
+ unsigned int monitor_timer_interval,
+ int output,
+ int type,
+ uint64_t session_id,
+ const char *pathname,
+ const char *name,
+ uint64_t relayd_id,
+ uint64_t key,
+ const lttng_uuid& uuid,
+ uint32_t chan_id,
+ uint64_t tracefile_size,
+ uint64_t tracefile_count,
+ uint64_t session_id_per_pid,
+ unsigned int monitor,
+ uint32_t ust_app_uid,
+ int64_t blocking_timeout,
+ const char *root_shm_path,
+ const char *shm_path,
+ struct lttng_trace_chunk *trace_chunk,
+ const struct lttng_credentials *buffer_credentials);
void consumer_init_add_stream_comm_msg(struct lttcomm_consumer_msg *msg,
- uint64_t channel_key,
- uint64_t stream_key,
- int32_t cpu);
+ uint64_t channel_key,
+ uint64_t stream_key,
+ int32_t cpu);
void consumer_init_streams_sent_comm_msg(struct lttcomm_consumer_msg *msg,
- enum lttng_consumer_command cmd,
- uint64_t channel_key, uint64_t net_seq_idx);
+ enum lttng_consumer_command cmd,
+ uint64_t channel_key,
+ uint64_t net_seq_idx);
void consumer_init_add_channel_comm_msg(struct lttcomm_consumer_msg *msg,
- uint64_t channel_key,
- uint64_t session_id,
- const char *pathname,
- uint64_t relayd_id,
- const char *name,
- unsigned int nb_init_streams,
- enum lttng_event_output output,
- int type,
- uint64_t tracefile_size,
- uint64_t tracefile_count,
- unsigned int monitor,
- unsigned int live_timer_interval,
- bool is_in_live_session,
- unsigned int monitor_timer_interval,
- struct lttng_trace_chunk *trace_chunk);
-int consumer_is_data_pending(uint64_t session_id,
- struct consumer_output *consumer);
-int consumer_close_metadata(struct consumer_socket *socket,
- uint64_t metadata_key);
-int consumer_setup_metadata(struct consumer_socket *socket,
- uint64_t metadata_key);
+ uint64_t channel_key,
+ uint64_t session_id,
+ const char *pathname,
+ uint64_t relayd_id,
+ const char *name,
+ unsigned int nb_init_streams,
+ enum lttng_event_output output,
+ int type,
+ uint64_t tracefile_size,
+ uint64_t tracefile_count,
+ unsigned int monitor,
+ unsigned int live_timer_interval,
+ bool is_in_live_session,
+ unsigned int monitor_timer_interval,
+ struct lttng_trace_chunk *trace_chunk);
+int consumer_is_data_pending(uint64_t session_id, struct consumer_output *consumer);
+int consumer_close_metadata(struct consumer_socket *socket, uint64_t metadata_key);
+int consumer_setup_metadata(struct consumer_socket *socket, uint64_t metadata_key);
int consumer_push_metadata(struct consumer_socket *socket,
- uint64_t metadata_key, char *metadata_str, size_t len,
- size_t target_offset, uint64_t version);
+ uint64_t metadata_key,
+ char *metadata_str,
+ size_t len,
+ size_t target_offset,
+ uint64_t version);
int consumer_flush_channel(struct consumer_socket *socket, uint64_t key);
int consumer_clear_quiescent_channel(struct consumer_socket *socket, uint64_t key);
-int consumer_get_discarded_events(uint64_t session_id, uint64_t channel_key,
- struct consumer_output *consumer, uint64_t *discarded);
-int consumer_get_lost_packets(uint64_t session_id, uint64_t channel_key,
- struct consumer_output *consumer, uint64_t *lost);
+int consumer_get_discarded_events(uint64_t session_id,
+ uint64_t channel_key,
+ struct consumer_output *consumer,
+ uint64_t *discarded);
+int consumer_get_lost_packets(uint64_t session_id,
+ uint64_t channel_key,
+ struct consumer_output *consumer,
+ uint64_t *lost);
/* Snapshot command. */
enum lttng_error_code consumer_snapshot_channel(struct consumer_socket *socket,
- uint64_t key, const struct consumer_output *output, int metadata,
- const char *channel_path, uint64_t nb_packets_per_stream);
+ uint64_t key,
+ const struct consumer_output *output,
+ int metadata,
+ const char *channel_path,
+ uint64_t nb_packets_per_stream);
/* Rotation commands. */
-int consumer_rotate_channel(struct consumer_socket *socket, uint64_t key,
- struct consumer_output *output, bool is_metadata_channel);
-int consumer_init(struct consumer_socket *socket,
- const lttng_uuid& sessiond_uuid);
+int consumer_rotate_channel(struct consumer_socket *socket,
+ uint64_t key,
+ struct consumer_output *output,
+ bool is_metadata_channel);
+int consumer_init(struct consumer_socket *socket, const lttng_uuid& sessiond_uuid);
int consumer_create_trace_chunk(struct consumer_socket *socket,
- uint64_t relayd_id, uint64_t session_id,
- struct lttng_trace_chunk *chunk,
- const char *domain_subdir);
+ uint64_t relayd_id,
+ uint64_t session_id,
+ struct lttng_trace_chunk *chunk,
+ const char *domain_subdir);
int consumer_close_trace_chunk(struct consumer_socket *socket,
- uint64_t relayd_id, uint64_t session_id,
- struct lttng_trace_chunk *chunk,
- char *closed_trace_chunk_path);
+ uint64_t relayd_id,
+ uint64_t session_id,
+ struct lttng_trace_chunk *chunk,
+ char *closed_trace_chunk_path);
int consumer_trace_chunk_exists(struct consumer_socket *socket,
- uint64_t relayd_id, uint64_t session_id,
- struct lttng_trace_chunk *chunk,
- enum consumer_trace_chunk_exists_status *result);
+ uint64_t relayd_id,
+ uint64_t session_id,
+ struct lttng_trace_chunk *chunk,
+ enum consumer_trace_chunk_exists_status *result);
int consumer_open_channel_packets(struct consumer_socket *socket, uint64_t key);
char *setup_channel_trace_path(struct consumer_output *consumer,
- const char *session_path, size_t *consumer_path_offset);
+ const char *session_path,
+ size_t *consumer_path_offset);
/* Clear command */
int consumer_clear_channel(struct consumer_socket *socket, uint64_t key);
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