#ifndef LTTNG_TRACE_CHUNK_H
#define LTTNG_TRACE_CHUNK_H
-#include <common/macros.h>
-#include <common/credentials.h>
#include <common/compat/directory-handle.h>
+#include <common/credentials.h>
+#include <common/fd-tracker/fd-tracker.h>
+#include <common/macros.h>
+#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
-#include <stdbool.h>
/*
* A trace chunk is a group of directories and files forming a (or a set of)
*/
struct lttng_trace_chunk;
+struct fd_tracker;
enum lttng_trace_chunk_status {
LTTNG_TRACE_CHUNK_STATUS_OK,
LTTNG_TRACE_CHUNK_STATUS_INVALID_ARGUMENT,
LTTNG_TRACE_CHUNK_STATUS_INVALID_OPERATION,
LTTNG_TRACE_CHUNK_STATUS_ERROR,
+ LTTNG_TRACE_CHUNK_STATUS_NO_FILE,
};
enum lttng_trace_chunk_command_type {
LTTNG_TRACE_CHUNK_COMMAND_TYPE_MOVE_TO_COMPLETED = 0,
- LTTNG_TRACE_CHUNK_COMMAND_TYPE_MAX
+ LTTNG_TRACE_CHUNK_COMMAND_TYPE_NO_OPERATION = 1,
+ LTTNG_TRACE_CHUNK_COMMAND_TYPE_DELETE = 2,
+ LTTNG_TRACE_CHUNK_COMMAND_TYPE_MAX,
};
LTTNG_HIDDEN
LTTNG_HIDDEN
struct lttng_trace_chunk *lttng_trace_chunk_create(
uint64_t chunk_id,
- time_t chunk_creation_time);
+ time_t chunk_creation_time,
+ const char *path);
+
+LTTNG_HIDDEN
+void lttng_trace_chunk_set_fd_tracker(struct lttng_trace_chunk *chunk,
+ struct fd_tracker *fd_tracker);
/*
* Copy a trace chunk. The copy that is returned is always a _user_
struct lttng_trace_chunk *chunk, const char **name,
bool *name_overridden);
+LTTNG_HIDDEN
+bool lttng_trace_chunk_get_name_overridden(struct lttng_trace_chunk *chunk);
+
LTTNG_HIDDEN
enum lttng_trace_chunk_status lttng_trace_chunk_override_name(
struct lttng_trace_chunk *chunk, const char *name);
+LTTNG_HIDDEN
+enum lttng_trace_chunk_status lttng_trace_chunk_rename_path(
+ struct lttng_trace_chunk *chunk, const char *path);
+
LTTNG_HIDDEN
enum lttng_trace_chunk_status lttng_trace_chunk_get_credentials(
struct lttng_trace_chunk *chunk,
enum lttng_trace_chunk_status lttng_trace_chunk_set_credentials_current_user(
struct lttng_trace_chunk *chunk);
-/* session_output_directory ownership is transferred to the chunk on success. */
LTTNG_HIDDEN
enum lttng_trace_chunk_status lttng_trace_chunk_set_as_owner(
struct lttng_trace_chunk *chunk,
struct lttng_directory_handle *session_output_directory);
-/* chunk_output_directory ownership is transferred to the chunk on success. */
LTTNG_HIDDEN
enum lttng_trace_chunk_status lttng_trace_chunk_set_as_user(
struct lttng_trace_chunk *chunk,
struct lttng_directory_handle *chunk_directory);
LTTNG_HIDDEN
-enum lttng_trace_chunk_status lttng_trace_chunk_get_chunk_directory_handle(
+enum lttng_trace_chunk_status
+lttng_trace_chunk_get_session_output_directory_handle(
+ struct lttng_trace_chunk *chunk,
+ struct lttng_directory_handle **handle);
+
+LTTNG_HIDDEN
+enum lttng_trace_chunk_status lttng_trace_chunk_borrow_chunk_directory_handle(
struct lttng_trace_chunk *chunk,
const struct lttng_directory_handle **handle);
LTTNG_HIDDEN
enum lttng_trace_chunk_status lttng_trace_chunk_open_file(
- struct lttng_trace_chunk *chunk, const char *filename,
- int flags, mode_t mode, int *out_fd);
+ struct lttng_trace_chunk *chunk,
+ const char *filename,
+ int flags,
+ mode_t mode,
+ int *out_fd,
+ bool expect_no_file);
+
+LTTNG_HIDDEN
+enum lttng_trace_chunk_status lttng_trace_chunk_open_fs_handle(
+ struct lttng_trace_chunk *chunk,
+ const char *filename,
+ int flags,
+ mode_t mode,
+ struct fs_handle **out_handle,
+ bool expect_no_file);
LTTNG_HIDDEN
int lttng_trace_chunk_unlink_file(struct lttng_trace_chunk *chunk,