X-Git-Url: https://git.lttng.org/?a=blobdiff_plain;f=src%2Fbin%2Flttng-sessiond%2Fcmd.hpp;h=a470a088166ca2d39a3b800f024576ed2aa7228b;hb=HEAD;hp=8727e741bca66a715237ed5e275c0000fc0d1a01;hpb=c9e313bc594f40a86eed237dce222c0fc99c957f;p=lttng-tools.git diff --git a/src/bin/lttng-sessiond/cmd.hpp b/src/bin/lttng-sessiond/cmd.hpp index 8727e741b..6b6dfedf5 100644 --- a/src/bin/lttng-sessiond/cmd.hpp +++ b/src/bin/lttng-sessiond/cmd.hpp @@ -9,11 +9,16 @@ #define CMD_H #include "context.hpp" +#include "ctl-utils.hpp" #include "lttng-sessiond.hpp" #include "lttng/tracker.h" #include "session.hpp" +#include "snapshot-output.hpp" + #include +#include + struct notification_thread_handle; struct lttng_dynamic_buffer; @@ -25,7 +30,7 @@ struct lttng_dynamic_buffer; * 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 *); +using completion_handler_function = enum lttng_error_code (*)(void *); struct cmd_completion_handler { completion_handler_function run; void *data; @@ -35,146 +40,156 @@ struct cmd_completion_handler { * Init the command subsystem. Must be called before using any of the functions * above. This is called in the main() of the session daemon. */ -void cmd_init(void); +void cmd_init(); /* Session commands */ -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); +enum lttng_error_code cmd_create_session(struct command_ctx *cmd_ctx, + int sock, + struct lttng_session_descriptor **return_descriptor); +int cmd_destroy_session(const ltt_session::locked_ref& session, int *sock_fd); /* Channel commands */ -int cmd_disable_channel(struct ltt_session *session, - enum lttng_domain_type domain, char *channel_name); -int cmd_enable_channel(struct command_ctx *cmd_ctx, int sock, int wpipe); +int cmd_disable_channel(const ltt_session::locked_ref& session, + enum lttng_domain_type domain, + char *channel_name); +int cmd_enable_channel(struct command_ctx *cmd_ctx, + ltt_session::locked_ref& session, + int sock, + int wpipe); /* Process attribute tracker commands */ -enum lttng_error_code cmd_process_attr_tracker_get_tracking_policy( - struct ltt_session *session, - enum lttng_domain_type domain, - enum lttng_process_attr process_attr, - enum lttng_tracking_policy *policy); -enum lttng_error_code cmd_process_attr_tracker_set_tracking_policy( - struct ltt_session *session, - enum lttng_domain_type domain, - enum lttng_process_attr process_attr, - enum lttng_tracking_policy policy); -enum lttng_error_code cmd_process_attr_tracker_inclusion_set_add_value( - struct ltt_session *session, - enum lttng_domain_type domain, - enum lttng_process_attr process_attr, - const struct process_attr_value *value); -enum lttng_error_code cmd_process_attr_tracker_inclusion_set_remove_value( - struct ltt_session *session, - enum lttng_domain_type domain, - enum lttng_process_attr process_attr, - const struct process_attr_value *value); -enum lttng_error_code cmd_process_attr_tracker_get_inclusion_set( - struct ltt_session *session, - enum lttng_domain_type domain, - enum lttng_process_attr process_attr, - struct lttng_process_attr_values **values); +enum lttng_error_code +cmd_process_attr_tracker_get_tracking_policy(const ltt_session::locked_ref& session, + enum lttng_domain_type domain, + enum lttng_process_attr process_attr, + enum lttng_tracking_policy *policy); +enum lttng_error_code +cmd_process_attr_tracker_set_tracking_policy(const ltt_session::locked_ref& session, + enum lttng_domain_type domain, + enum lttng_process_attr process_attr, + enum lttng_tracking_policy policy); +enum lttng_error_code +cmd_process_attr_tracker_inclusion_set_add_value(const ltt_session::locked_ref& session, + enum lttng_domain_type domain, + enum lttng_process_attr process_attr, + const struct process_attr_value *value); +enum lttng_error_code +cmd_process_attr_tracker_inclusion_set_remove_value(const ltt_session::locked_ref& session, + enum lttng_domain_type domain, + enum lttng_process_attr process_attr, + const struct process_attr_value *value); +enum lttng_error_code +cmd_process_attr_tracker_get_inclusion_set(const ltt_session::locked_ref& session, + enum lttng_domain_type domain, + enum lttng_process_attr process_attr, + struct lttng_process_attr_values **values); /* Event commands */ int cmd_disable_event(struct command_ctx *cmd_ctx, - struct lttng_event *event, - char *filter_expression, - struct lttng_bytecode *filter, - struct lttng_event_exclusion *exclusion); + ltt_session::locked_ref& locked_session, + struct lttng_event *event, + char *filter_expression, + struct lttng_bytecode *filter, + struct lttng_event_exclusion *exclusion); int cmd_add_context(struct command_ctx *cmd_ctx, - const struct lttng_event_context *event_context, - int kwpipe); -int cmd_set_filter(struct ltt_session *session, enum lttng_domain_type domain, - char *channel_name, struct lttng_event *event, - struct lttng_bytecode *bytecode); + ltt_session::locked_ref& locked_session, + const struct lttng_event_context *event_context, + int kwpipe); +int cmd_set_filter(struct ltt_session *session, + enum lttng_domain_type domain, + char *channel_name, + struct lttng_event *event, + struct lttng_bytecode *bytecode); int cmd_enable_event(struct command_ctx *cmd_ctx, - struct lttng_event *event, - char *filter_expression, - struct lttng_event_exclusion *exclusion, - struct lttng_bytecode *bytecode, - int wpipe); + ltt_session::locked_ref& session, + struct lttng_event *event, + char *filter_expression, + struct lttng_event_exclusion *exclusion, + struct lttng_bytecode *bytecode, + int wpipe); /* Trace session action commands */ -int cmd_start_trace(struct ltt_session *session); -int cmd_stop_trace(struct ltt_session *session); +int cmd_start_trace(const ltt_session::locked_ref& session); +int cmd_stop_trace(const ltt_session::locked_ref& session); /* Consumer commands */ -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(struct ltt_session *session, size_t nb_uri, - struct lttng_uri *uris); -int cmd_setup_relayd(struct ltt_session *session); +int cmd_register_consumer(const ltt_session::locked_ref& session, + enum lttng_domain_type domain, + const char *sock_path, + struct consumer_data *cdata); +int cmd_set_consumer_uri(const ltt_session::locked_ref& session, + size_t nb_uri, + struct lttng_uri *uris); +int cmd_setup_relayd(const ltt_session::locked_ref& session); /* Listing commands */ -ssize_t cmd_list_domains(struct ltt_session *session, - struct lttng_domain **domains); +ssize_t cmd_list_domains(const ltt_session::locked_ref& session, struct lttng_domain **domains); enum lttng_error_code cmd_list_events(enum lttng_domain_type domain, - struct ltt_session *session, - char *channel_name, - struct lttng_payload *payload); + const ltt_session::locked_ref& session, + char *channel_name, + struct lttng_payload *payload); enum lttng_error_code cmd_list_channels(enum lttng_domain_type domain, - struct ltt_session *session, - struct lttng_payload *payload); -void cmd_list_lttng_sessions(struct lttng_session *sessions, - size_t session_count, uid_t uid, gid_t gid); + const ltt_session::locked_ref& session, + struct lttng_payload *payload); +void cmd_list_lttng_sessions(lttng_session *sessions, size_t session_count, uid_t uid, gid_t gid); enum lttng_error_code cmd_list_tracepoint_fields(enum lttng_domain_type domain, - struct lttng_payload *reply); + struct lttng_payload *reply); enum lttng_error_code cmd_list_tracepoints(enum lttng_domain_type domain, - struct lttng_payload *reply_payload); -ssize_t cmd_snapshot_list_outputs(struct ltt_session *session, - struct lttng_snapshot_output **outputs); -enum lttng_error_code cmd_list_syscalls( - struct lttng_payload *reply_payload); + struct lttng_payload *reply_payload); +ssize_t cmd_snapshot_list_outputs(const ltt_session::locked_ref& session, + struct lttng_snapshot_output **outputs); +enum lttng_error_code cmd_list_syscalls(struct lttng_payload *reply_payload); -int cmd_data_pending(struct ltt_session *session); +int cmd_data_pending(const ltt_session::locked_ref& session); +enum lttng_error_code cmd_kernel_tracer_status(enum lttng_kernel_tracer_status *status); /* 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); - -enum lttng_error_code cmd_register_trigger( - const struct lttng_credentials *cmd_creds, - struct lttng_trigger *trigger, - bool is_anonymous_trigger, - struct notification_thread_handle *notification_thread_handle, - struct lttng_trigger **return_trigger); -enum lttng_error_code cmd_unregister_trigger( - const struct lttng_credentials *cmd_creds, - const struct lttng_trigger *trigger, - struct notification_thread_handle *notification_thread_handle); - -enum lttng_error_code cmd_list_triggers(struct command_ctx *cmd_ctx, - struct notification_thread_handle *notification_thread_handle, - struct lttng_triggers **return_triggers); -enum lttng_error_code cmd_execute_error_query(const struct lttng_credentials *cmd_creds, - const struct lttng_error_query *query, - struct lttng_error_query_results **_results, - struct notification_thread_handle *notification_thread); - -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 cmd_snapshot_add_output(const ltt_session::locked_ref& session, + const struct lttng_snapshot_output *output, + uint32_t *id); +int cmd_snapshot_del_output(const ltt_session::locked_ref& session, + const struct lttng_snapshot_output *output); +int cmd_snapshot_record(const ltt_session::locked_ref& session, + const struct lttng_snapshot_output *output, + int wait); + +int cmd_set_session_shm_path(const ltt_session::locked_ref& session, const char *shm_path); +int cmd_regenerate_metadata(const ltt_session::locked_ref& session); +int cmd_regenerate_statedump(const ltt_session::locked_ref& session); + +lttng::ctl::trigger +cmd_register_trigger(const struct lttng_credentials *cmd_creds, + struct lttng_trigger *trigger, + bool is_anonymous_trigger, + struct notification_thread_handle *notification_thread_handle); +enum lttng_error_code +cmd_unregister_trigger(const struct lttng_credentials *cmd_creds, + const struct lttng_trigger *trigger, + struct notification_thread_handle *notification_thread_handle); + +enum lttng_error_code +cmd_list_triggers(struct command_ctx *cmd_ctx, + struct notification_thread_handle *notification_thread_handle, + struct lttng_triggers **return_triggers); +enum lttng_error_code +cmd_execute_error_query(const struct lttng_credentials *cmd_creds, + const struct lttng_error_query *query, + struct lttng_error_query_results **_results, + struct notification_thread_handle *notification_thread); + +int cmd_rotate_session(const ltt_session::locked_ref& session, + struct lttng_rotate_session_return *rotate_return, + bool quiet_rotation, + enum lttng_trace_chunk_command_type command); +int cmd_rotate_get_info(const ltt_session::locked_ref& session, + struct lttng_rotation_get_info_return *info_return, + uint64_t rotate_id); +int cmd_rotation_set_schedule(const ltt_session::locked_ref& session, + bool activate, + enum lttng_rotation_schedule_type schedule_type, + uint64_t value); + +const struct cmd_completion_handler *cmd_pop_completion_handler(); int start_kernel_session(struct ltt_kernel_session *ksess); int stop_kernel_session(struct ltt_kernel_session *ksess);