#include <lttng/lttng-error.h>
#include <urcu/rculfhash.h>
#include "notification-thread.h"
+#include "notification-thread-internal.h"
+#include "notification-thread-events.h"
#include <common/waiter.h>
struct notification_thread_data;
NOTIFICATION_COMMAND_TYPE_UNREGISTER_TRIGGER,
NOTIFICATION_COMMAND_TYPE_ADD_CHANNEL,
NOTIFICATION_COMMAND_TYPE_REMOVE_CHANNEL,
+ NOTIFICATION_COMMAND_TYPE_SESSION_ROTATION_ONGOING,
+ NOTIFICATION_COMMAND_TYPE_SESSION_ROTATION_COMPLETED,
NOTIFICATION_COMMAND_TYPE_QUIT,
};
-struct channel_key {
- uint64_t key;
- enum lttng_domain_type domain;
-};
-
-struct channel_info {
- struct channel_key key;
- char *session_name;
- uid_t uid;
- gid_t gid;
- char *channel_name;
- uint64_t capacity;
- struct cds_lfht_node channels_ht_node;
-};
-
struct notification_thread_command {
struct cds_list_head cmd_list_node;
/* Register/Unregister trigger. */
struct lttng_trigger *trigger;
/* Add channel. */
- struct channel_info add_channel;
+ struct {
+ struct {
+ const char *name;
+ uid_t uid;
+ gid_t gid;
+ } session;
+ struct {
+ const char *name;
+ enum lttng_domain_type domain;
+ uint64_t key;
+ uint64_t capacity;
+ } channel;
+ } add_channel;
/* Remove channel. */
struct {
uint64_t key;
enum lttng_domain_type domain;
} remove_channel;
+ struct {
+ const char *session_name;
+ uid_t uid;
+ gid_t gid;
+ uint64_t trace_archive_chunk_id;
+ struct lttng_trace_archive_location *location;
+ } session_rotation;
} parameters;
/* lttng_waiter on which to wait for command reply (optional). */
enum lttng_error_code notification_thread_command_add_channel(
struct notification_thread_handle *handle,
- char *session_name, uid_t uid, gid_t gid,
+ char *session_name, uid_t session_uid, gid_t session_gid,
char *channel_name, uint64_t key,
enum lttng_domain_type domain, uint64_t capacity);
struct notification_thread_handle *handle,
uint64_t key, enum lttng_domain_type domain);
+enum lttng_error_code notification_thread_command_session_rotation_ongoing(
+ struct notification_thread_handle *handle,
+ const char *session_name, uid_t session_uid, gid_t session_gid,
+ uint64_t trace_archive_chunk_id);
+
+/* Ownership of location is transferred. */
+enum lttng_error_code notification_thread_command_session_rotation_completed(
+ struct notification_thread_handle *handle,
+ const char *session_name, uid_t session_uid, gid_t session_gid,
+ uint64_t trace_archive_chunk_id,
+ struct lttng_trace_archive_location *location);
+
void notification_thread_command_quit(
struct notification_thread_handle *handle);