#include <common/hashtable/hashtable.h>
#include <lttng/rotation.h>
+#include <lttng/location.h>
#include "snapshot.h"
#include "trace-kernel.h"
*/
uint64_t current_archive_id;
/*
- * Rotation is pending between the time it starts until the consumer has
- * finished extracting the data. If the session uses a relay, data related
- * to a rotation can still be in flight after that, see
- * rotate_pending_relay.
- */
- bool rotate_pending;
- /*
- * True until the relay has finished the rotation of all the streams.
+ * Rotation is considered pending between the time it is launched up
+ * until the moment when the data has been writen at the destination
+ * and the trace archive has been renamed.
+ *
+ * When tracing locally, only 'rotation_pending_local' is used since
+ * no remote checks are needed. However, when tracing to a relay daemon,
+ * a second check is needed to ensure that the data has been
+ * commited at the remote destination.
*/
- bool rotate_pending_relay;
+ bool rotation_pending_local;
+ bool rotation_pending_relay;
/* Current state of a rotation. */
enum lttng_rotation_state rotation_state;
- /*
- * Number of channels waiting for a rotation.
- * When this number reaches 0, we can handle the rename of the chunk
- * folder and inform the client that the rotate is finished.
- */
- unsigned int nr_chan_rotate_pending;
struct {
/*
* When the rotation is in progress, the temporary path name is
*/
time_t current_chunk_start_ts;
/*
- * Timer to check periodically if a relay has completed the last
- * rotation.
+ * Timer to check periodically if a relay and/or consumer has completed
+ * the last rotation.
*/
- bool rotate_relay_pending_timer_enabled;
- timer_t rotate_relay_pending_timer;
+ bool rotation_pending_check_timer_enabled;
+ timer_t rotation_pending_check_timer;
/* Timer to periodically rotate a session. */
- bool rotate_timer_enabled;
- timer_t rotate_timer;
+ bool rotation_schedule_timer_enabled;
+ timer_t rotation_schedule_timer;
/* Value for periodic rotations, 0 if disabled. */
uint64_t rotate_timer_period;
/* Value for size-based rotations, 0 if disabled. */
void session_get_net_consumer_ports(
const struct ltt_session *session,
uint16_t *control_port, uint16_t *data_port);
+struct lttng_trace_archive_location *session_get_trace_archive_location(
+ struct ltt_session *session);
struct ltt_session *session_find_by_name(const char *name);
struct ltt_session *session_find_by_id(uint64_t id);
int session_access_ok(struct ltt_session *session, uid_t uid, gid_t gid);
+int session_reset_rotation_state(struct ltt_session *session,
+ enum lttng_rotation_state result);
+
#endif /* _LTT_SESSION_H */