X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fcmd.h;h=16c07f78e66d78e25491e8e033c5c0c52c6c628d;hp=e7e3442761a137739af8b792f7cab01be6d9a485;hb=731c1b1217bdbb47501426a6a0a2220ce4bc442c;hpb=b0880ae543e5a637f05aeda604e958efb523a224 diff --git a/src/bin/lttng-sessiond/cmd.h b/src/bin/lttng-sessiond/cmd.h index e7e344276..16c07f78e 100644 --- a/src/bin/lttng-sessiond/cmd.h +++ b/src/bin/lttng-sessiond/cmd.h @@ -23,6 +23,20 @@ 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 * above. This is called in the main() of the session daemon. @@ -34,7 +48,8 @@ int cmd_create_session_uri(char *name, struct lttng_uri *uris, size_t nb_uri, lttng_sock_cred *creds, unsigned int live_timer); int cmd_create_session_snapshot(char *name, struct lttng_uri *uris, size_t nb_uri, lttng_sock_cred *creds); -int cmd_destroy_session(struct ltt_session *session, int wpipe); +int cmd_destroy_session(struct ltt_session *session, int wpipe, + struct notification_thread_handle *notification_thread_handle); /* Channel commands */ int cmd_disable_channel(struct ltt_session *session, @@ -118,4 +133,18 @@ int cmd_register_trigger(struct command_ctx *cmd_ctx, int sock, 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); +int cmd_rotate_get_info(struct ltt_session *session, + struct lttng_rotation_get_info_return *info_return, + uint64_t rotate_id); +int cmd_session_get_current_output(struct ltt_session *session, + struct lttng_session_get_current_output_return *output_return); +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); + #endif /* CMD_H */