#include "context.h"
#include "session.h"
+#include "lttng-sessiond.h"
+
+struct notification_thread_handle;
+
+/*
+ * A callback (and associated user data) that should be run after a command
+ * has been executed. No locks should be taken while executing this handler.
+ *
+ * The command's reply should not be sent until the handler has run and
+ * completed successfully. On failure, the handler's return code should
+ * be the only reply sent to the client.
+ */
+typedef enum lttng_error_code (*completion_handler_function)(void *);
+struct cmd_completion_handler {
+ completion_handler_function run;
+ void *data;
+};
/*
* Init the command subsystem. Must be called before using any of the functions
void cmd_init(void);
/* Session commands */
-int cmd_create_session_uri(char *name, struct lttng_uri *uris,
- size_t nb_uri, lttng_sock_cred *creds);
-int cmd_destroy_session(struct ltt_session *session, int wpipe);
+enum lttng_error_code cmd_create_session(struct command_ctx *cmd_ctx, int sock,
+ struct lttng_session_descriptor **return_descriptor);
+int cmd_destroy_session(struct ltt_session *session,
+ struct notification_thread_handle *notification_thread_handle,
+ int *sock_fd);
/* Channel commands */
-int cmd_disable_channel(struct ltt_session *session, int domain,
- char *channel_name);
-int cmd_enable_channel(struct ltt_session *session, int domain,
- struct lttng_channel *attr, int wpipe);
+int cmd_disable_channel(struct ltt_session *session,
+ enum lttng_domain_type domain, char *channel_name);
+int cmd_enable_channel(struct ltt_session *session,
+ const struct lttng_domain *domain, const struct lttng_channel *attr,
+ int wpipe);
+int cmd_track_id(struct ltt_session *session,
+ enum lttng_tracker_type tracker_type,
+ enum lttng_domain_type domain,
+ const struct lttng_tracker_id *id);
+int cmd_untrack_id(struct ltt_session *session,
+ enum lttng_tracker_type tracker_type,
+ enum lttng_domain_type domain,
+ const struct lttng_tracker_id *id);
/* Event commands */
-int cmd_disable_event(struct ltt_session *session, int domain,
- char *channel_name, char *event_name);
-int cmd_disable_event_all(struct ltt_session *session, int domain,
- char *channel_name);
-int cmd_add_context(struct ltt_session *session, int domain,
- char *channel_name, struct lttng_event_context *ctx, int kwpipe);
-int cmd_set_filter(struct ltt_session *session, int domain,
+int cmd_disable_event(struct ltt_session *session,
+ enum lttng_domain_type domain,
+ const char *channel_name,
+ const struct lttng_event *event);
+int cmd_add_context(struct ltt_session *session, enum lttng_domain_type domain,
+ char *channel_name, const struct lttng_event_context *ctx, int kwpipe);
+int cmd_set_filter(struct ltt_session *session, enum lttng_domain_type domain,
char *channel_name, struct lttng_event *event,
struct lttng_filter_bytecode *bytecode);
-int cmd_enable_event(struct ltt_session *session, int domain,
+int cmd_enable_event(struct ltt_session *session, const struct lttng_domain *domain,
char *channel_name, struct lttng_event *event,
- struct lttng_filter_bytecode *filter, int wpipe);
-int cmd_enable_event_all(struct ltt_session *session, int domain,
- char *channel_name, int event_type,
- struct lttng_filter_bytecode *filter, int wpipe);
+ char *filter_expression,
+ struct lttng_filter_bytecode *filter,
+ struct lttng_event_exclusion *exclusion,
+ int wpipe);
/* Trace session action commands */
int cmd_start_trace(struct ltt_session *session);
int cmd_stop_trace(struct ltt_session *session);
/* Consumer commands */
-int cmd_register_consumer(struct ltt_session *session, int domain,
+int cmd_register_consumer(struct ltt_session *session,
+ enum lttng_domain_type domain,
const char *sock_path, struct consumer_data *cdata);
-int cmd_set_consumer_uri(int domain, struct ltt_session *session,
- size_t nb_uri, struct lttng_uri *uris);
+int cmd_set_consumer_uri(struct ltt_session *session, size_t nb_uri,
+ struct lttng_uri *uris);
int cmd_setup_relayd(struct ltt_session *session);
/* Listing commands */
ssize_t cmd_list_domains(struct ltt_session *session,
struct lttng_domain **domains);
-ssize_t cmd_list_events(int domain, struct ltt_session *session,
- char *channel_name, struct lttng_event **events);
-ssize_t cmd_list_channels(int domain, struct ltt_session *session,
- struct lttng_channel **channels);
+ssize_t cmd_list_events(enum lttng_domain_type domain,
+ struct ltt_session *session, char *channel_name,
+ struct lttng_event **events, size_t *total_size);
+ssize_t cmd_list_channels(enum lttng_domain_type domain,
+ struct ltt_session *session, struct lttng_channel **channels);
ssize_t cmd_list_domains(struct ltt_session *session,
struct lttng_domain **domains);
-void cmd_list_lttng_sessions(struct lttng_session *sessions, uid_t uid,
- gid_t gid);
-ssize_t cmd_list_tracepoint_fields(int domain,
+void cmd_list_lttng_sessions(struct lttng_session *sessions,
+ size_t session_count, uid_t uid, gid_t gid);
+ssize_t cmd_list_tracepoint_fields(enum lttng_domain_type domain,
struct lttng_event_field **fields);
-ssize_t cmd_list_tracepoints(int domain, struct lttng_event **events);
+ssize_t cmd_list_tracepoints(enum lttng_domain_type domain,
+ struct lttng_event **events);
+ssize_t cmd_snapshot_list_outputs(struct ltt_session *session,
+ struct lttng_snapshot_output **outputs);
+ssize_t cmd_list_syscalls(struct lttng_event **events);
+ssize_t cmd_list_tracker_ids(enum lttng_tracker_type tracker_type,
+ struct ltt_session *session,
+ enum lttng_domain_type domain,
+ struct lttng_tracker_id **ids);
-int cmd_calibrate(int domain, struct lttng_calibrate *calibrate);
int cmd_data_pending(struct ltt_session *session);
+/* Snapshot */
+int cmd_snapshot_add_output(struct ltt_session *session,
+ const struct lttng_snapshot_output *output, uint32_t *id);
+int cmd_snapshot_del_output(struct ltt_session *session,
+ const struct lttng_snapshot_output *output);
+int cmd_snapshot_record(struct ltt_session *session,
+ const struct lttng_snapshot_output *output, int wait);
+
+int cmd_set_session_shm_path(struct ltt_session *session,
+ const char *shm_path);
+int cmd_regenerate_metadata(struct ltt_session *session);
+int cmd_regenerate_statedump(struct ltt_session *session);
+
+int cmd_register_trigger(struct command_ctx *cmd_ctx, int sock,
+ struct notification_thread_handle *notification_thread_handle);
+int cmd_unregister_trigger(struct command_ctx *cmd_ctx, int sock,
+ struct notification_thread_handle *notification_thread_handle);
+
+int cmd_rotate_session(struct ltt_session *session,
+ struct lttng_rotate_session_return *rotate_return,
+ bool quiet_rotation,
+ enum lttng_trace_chunk_command_type command);
+int cmd_rotate_get_info(struct ltt_session *session,
+ struct lttng_rotation_get_info_return *info_return,
+ uint64_t rotate_id);
+int cmd_rotation_set_schedule(struct ltt_session *session,
+ bool activate, enum lttng_rotation_schedule_type schedule_type,
+ uint64_t value,
+ struct notification_thread_handle *notification_thread_handle);
+
+const struct cmd_completion_handler *cmd_pop_completion_handler(void);
+int start_kernel_session(struct ltt_kernel_session *ksess);
+int stop_kernel_session(struct ltt_kernel_session *ksess);
+
#endif /* CMD_H */
projects / lttng-tools.git / blobdiff