[lttng-tools.git] / src / bin / lttng-sessiond / cmd.h

/*
 * Copyright (C) 2012 - David Goulet <dgoulet@efficios.com>
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License, version 2 only, as
 * published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along with
 * this program; if not, write to the Free Software Foundation, Inc., 51
 * Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */

#ifndef CMD_H
#define CMD_H

#include "context.h"
#include "session.h"

struct notification_thread_handle;

/*
 * 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);

/* Session commands */
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);

/* Channel commands */
int cmd_disable_channel(struct ltt_session *session,
		enum lttng_domain_type domain, char *channel_name);
int cmd_enable_channel(struct ltt_session *session,
		struct lttng_domain *domain, struct lttng_channel *attr,
		int wpipe);
int cmd_track_pid(struct ltt_session *session, enum lttng_domain_type domain,
		int pid);
int cmd_untrack_pid(struct ltt_session *session, enum lttng_domain_type domain,
		int pid);

/* Event commands */
int cmd_disable_event(struct ltt_session *session,
		enum lttng_domain_type domain,
		char *channel_name,
		struct lttng_event *event);
int cmd_add_context(struct ltt_session *session, enum lttng_domain_type domain,
		char *channel_name, 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, struct lttng_domain *domain,
		char *channel_name, struct lttng_event *event,
		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,
		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);

/* Listing commands */
ssize_t cmd_list_domains(struct ltt_session *session,
		struct lttng_domain **domains);
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(enum lttng_domain_type domain,
		struct lttng_event_field **fields);
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_pids(struct ltt_session *session,
		enum lttng_domain_type domain, int32_t **pids);

int cmd_data_pending(struct ltt_session *session);

/* Snapshot */
int cmd_snapshot_add_output(struct ltt_session *session,
		struct lttng_snapshot_output *output, uint32_t *id);
int cmd_snapshot_del_output(struct ltt_session *session,
		struct lttng_snapshot_output *output);
int cmd_snapshot_record(struct ltt_session *session,
		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);
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);

#endif /* CMD_H */
Commit	Line	Data
	1	/*
	2	* Copyright (C) 2012 - David Goulet <dgoulet@efficios.com>
	3	*
	4	* This program is free software; you can redistribute it and/or modify it
	5	* under the terms of the GNU General Public License, version 2 only, as
	6	* published by the Free Software Foundation.
	7	*
	8	* This program is distributed in the hope that it will be useful, but WITHOUT
	9	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
	10	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
	11	* more details.
	12	*
	13	* You should have received a copy of the GNU General Public License along with
	14	* this program; if not, write to the Free Software Foundation, Inc., 51
	15	* Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
	16	*/
	17
	18	#ifndef CMD_H
	19	#define CMD_H
	20
	21	#include "context.h"
	22	#include "session.h"
	23
	24	struct notification_thread_handle;
	25
	26	/*
	27	* Init the command subsystem. Must be called before using any of the functions
	28	* above. This is called in the main() of the session daemon.
	29	*/
	30	void cmd_init(void);
	31
	32	/* Session commands */
	33	int cmd_create_session_uri(char name, struct lttng_uri uris,
	34	size_t nb_uri, lttng_sock_cred *creds, unsigned int live_timer);
	35	int cmd_create_session_snapshot(char name, struct lttng_uri uris,
	36	size_t nb_uri, lttng_sock_cred *creds);
	37	int cmd_destroy_session(struct ltt_session *session, int wpipe);
	38
	39	/* Channel commands */
	40	int cmd_disable_channel(struct ltt_session *session,
	41	enum lttng_domain_type domain, char *channel_name);
	42	int cmd_enable_channel(struct ltt_session *session,
	43	struct lttng_domain domain, struct lttng_channel attr,
	44	int wpipe);
	45	int cmd_track_pid(struct ltt_session *session, enum lttng_domain_type domain,
	46	int pid);
	47	int cmd_untrack_pid(struct ltt_session *session, enum lttng_domain_type domain,
	48	int pid);
	49
	50	/* Event commands */
	51	int cmd_disable_event(struct ltt_session *session,
	52	enum lttng_domain_type domain,
	53	char *channel_name,
	54	struct lttng_event *event);
	55	int cmd_add_context(struct ltt_session *session, enum lttng_domain_type domain,
	56	char channel_name, struct lttng_event_context ctx, int kwpipe);
	57	int cmd_set_filter(struct ltt_session *session, enum lttng_domain_type domain,
	58	char channel_name, struct lttng_event event,
	59	struct lttng_filter_bytecode *bytecode);
	60	int cmd_enable_event(struct ltt_session session, struct lttng_domain domain,
	61	char channel_name, struct lttng_event event,
	62	char *filter_expression,
	63	struct lttng_filter_bytecode *filter,
	64	struct lttng_event_exclusion *exclusion,
	65	int wpipe);
	66
	67	/* Trace session action commands */
	68	int cmd_start_trace(struct ltt_session *session);
	69	int cmd_stop_trace(struct ltt_session *session);
	70
	71	/* Consumer commands */
	72	int cmd_register_consumer(struct ltt_session *session,
	73	enum lttng_domain_type domain,
	74	const char sock_path, struct consumer_data cdata);
	75	int cmd_set_consumer_uri(struct ltt_session *session, size_t nb_uri,
	76	struct lttng_uri *uris);
	77	int cmd_setup_relayd(struct ltt_session *session);
	78
	79	/* Listing commands */
	80	ssize_t cmd_list_domains(struct ltt_session *session,
	81	struct lttng_domain **domains);
	82	ssize_t cmd_list_events(enum lttng_domain_type domain,
	83	struct ltt_session session, char channel_name,
	84	struct lttng_event *events, size_t total_size);
	85	ssize_t cmd_list_channels(enum lttng_domain_type domain,
	86	struct ltt_session session, struct lttng_channel *channels);
	87	ssize_t cmd_list_domains(struct ltt_session *session,
	88	struct lttng_domain **domains);
	89	void cmd_list_lttng_sessions(struct lttng_session *sessions, uid_t uid,
	90	gid_t gid);
	91	ssize_t cmd_list_tracepoint_fields(enum lttng_domain_type domain,
	92	struct lttng_event_field **fields);
	93	ssize_t cmd_list_tracepoints(enum lttng_domain_type domain,
	94	struct lttng_event **events);
	95	ssize_t cmd_snapshot_list_outputs(struct ltt_session *session,
	96	struct lttng_snapshot_output **outputs);
	97	ssize_t cmd_list_syscalls(struct lttng_event **events);
	98	ssize_t cmd_list_tracker_pids(struct ltt_session *session,
	99	enum lttng_domain_type domain, int32_t **pids);
	100
	101	int cmd_data_pending(struct ltt_session *session);
	102
	103	/* Snapshot */
	104	int cmd_snapshot_add_output(struct ltt_session *session,
	105	struct lttng_snapshot_output output, uint32_t id);
	106	int cmd_snapshot_del_output(struct ltt_session *session,
	107	struct lttng_snapshot_output *output);
	108	int cmd_snapshot_record(struct ltt_session *session,
	109	struct lttng_snapshot_output *output, int wait);
	110
	111	int cmd_set_session_shm_path(struct ltt_session *session,
	112	const char *shm_path);
	113	int cmd_regenerate_metadata(struct ltt_session *session);
	114	int cmd_regenerate_statedump(struct ltt_session *session);
	115
	116	int cmd_register_trigger(struct command_ctx *cmd_ctx, int sock,
	117	struct notification_thread_handle *notification_thread_handle);
	118	int cmd_unregister_trigger(struct command_ctx *cmd_ctx, int sock,
	119	struct notification_thread_handle *notification_thread_handle);
	120
	121	int cmd_rotate_session(struct ltt_session *session,
	122	struct lttng_rotate_session_return *rotate_return);
	123	int cmd_rotate_get_info(struct ltt_session *session,
	124	struct lttng_rotation_get_info_return *info_return,
	125	uint64_t rotate_id);
	126	int cmd_session_get_current_output(struct ltt_session *session,
	127	struct lttng_session_get_current_output_return *output_return);
	128
	129	#endif /* CMD_H */