configure: add '-Wundef' to warning flags
[lttng-tools.git] / src / bin / lttng-sessiond / cmd.h
CommitLineData
2f77fc4b 1/*
ab5be9fa 2 * Copyright (C) 2012 David Goulet <dgoulet@efficios.com>
2f77fc4b 3 *
ab5be9fa 4 * SPDX-License-Identifier: GPL-2.0-only
2f77fc4b 5 *
2f77fc4b
DG
6 */
7
8#ifndef CMD_H
9#define CMD_H
10
11#include "context.h"
aa74bd72 12#include "lttng-sessiond.h"
159b042f
JG
13#include "lttng/tracker.h"
14#include "session.h"
15#include <common/tracker.h>
2f77fc4b 16
b0880ae5 17struct notification_thread_handle;
999af9c1 18struct lttng_dynamic_buffer;
b0880ae5 19
a503e1ef
JG
20/*
21 * A callback (and associated user data) that should be run after a command
22 * has been executed. No locks should be taken while executing this handler.
23 *
24 * The command's reply should not be sent until the handler has run and
25 * completed successfully. On failure, the handler's return code should
26 * be the only reply sent to the client.
27 */
28typedef enum lttng_error_code (*completion_handler_function)(void *);
29struct cmd_completion_handler {
30 completion_handler_function run;
31 void *data;
32};
33
2f77fc4b
DG
34/*
35 * Init the command subsystem. Must be called before using any of the functions
36 * above. This is called in the main() of the session daemon.
37 */
38void cmd_init(void);
39
40/* Session commands */
b178f53e
JG
41enum lttng_error_code cmd_create_session(struct command_ctx *cmd_ctx, int sock,
42 struct lttng_session_descriptor **return_descriptor);
e32d7f27 43int cmd_destroy_session(struct ltt_session *session,
3e3665b8
JG
44 struct notification_thread_handle *notification_thread_handle,
45 int *sock_fd);
2f77fc4b
DG
46
47/* Channel commands */
56a37563
JG
48int cmd_disable_channel(struct ltt_session *session,
49 enum lttng_domain_type domain, char *channel_name);
999af9c1 50int cmd_enable_channel(struct command_ctx *cmd_ctx, int sock, int wpipe);
159b042f
JG
51
52/* Process attribute tracker commands */
53enum lttng_error_code cmd_process_attr_tracker_get_tracking_policy(
54 struct ltt_session *session,
55c9e7ca 55 enum lttng_domain_type domain,
159b042f
JG
56 enum lttng_process_attr process_attr,
57 enum lttng_tracking_policy *policy);
58enum lttng_error_code cmd_process_attr_tracker_set_tracking_policy(
59 struct ltt_session *session,
60 enum lttng_domain_type domain,
61 enum lttng_process_attr process_attr,
62 enum lttng_tracking_policy policy);
63enum lttng_error_code cmd_process_attr_tracker_inclusion_set_add_value(
64 struct ltt_session *session,
55c9e7ca 65 enum lttng_domain_type domain,
159b042f
JG
66 enum lttng_process_attr process_attr,
67 const struct process_attr_value *value);
68enum lttng_error_code cmd_process_attr_tracker_inclusion_set_remove_value(
69 struct ltt_session *session,
70 enum lttng_domain_type domain,
71 enum lttng_process_attr process_attr,
72 const struct process_attr_value *value);
73enum lttng_error_code cmd_process_attr_tracker_get_inclusion_set(
74 struct ltt_session *session,
75 enum lttng_domain_type domain,
76 enum lttng_process_attr process_attr,
77 struct lttng_process_attr_values **values);
2f77fc4b
DG
78
79/* Event commands */
8ddd72ef
JR
80int cmd_disable_event(struct command_ctx *cmd_ctx,
81 struct lttng_event *event,
82 char *filter_expression,
83 struct lttng_bytecode *filter,
84 struct lttng_event_exclusion *exclusion);
26e1c61f
JR
85int cmd_add_context(struct command_ctx *cmd_ctx,
86 const struct lttng_event_context *event_context,
87 int kwpipe);
56a37563 88int cmd_set_filter(struct ltt_session *session, enum lttng_domain_type domain,
178191b3 89 char *channel_name, struct lttng_event *event,
2b00d462 90 struct lttng_bytecode *bytecode);
8ddd72ef
JR
91int cmd_enable_event(struct command_ctx *cmd_ctx,
92 struct lttng_event *event,
6b453b5e 93 char *filter_expression,
db8f1377 94 struct lttng_event_exclusion *exclusion,
8ddd72ef 95 struct lttng_bytecode *bytecode,
db8f1377 96 int wpipe);
2f77fc4b
DG
97
98/* Trace session action commands */
99int cmd_start_trace(struct ltt_session *session);
100int cmd_stop_trace(struct ltt_session *session);
101
102/* Consumer commands */
56a37563
JG
103int cmd_register_consumer(struct ltt_session *session,
104 enum lttng_domain_type domain,
2f77fc4b 105 const char *sock_path, struct consumer_data *cdata);
bda32d56
JG
106int cmd_set_consumer_uri(struct ltt_session *session, size_t nb_uri,
107 struct lttng_uri *uris);
ffe60014 108int cmd_setup_relayd(struct ltt_session *session);
2f77fc4b
DG
109
110/* Listing commands */
111ssize_t cmd_list_domains(struct ltt_session *session,
112 struct lttng_domain **domains);
8ddd72ef
JR
113enum lttng_error_code cmd_list_events(enum lttng_domain_type domain,
114 struct ltt_session *session,
115 char *channel_name,
e368fb43 116 struct lttng_payload *payload);
999af9c1
JR
117enum lttng_error_code cmd_list_channels(enum lttng_domain_type domain,
118 struct ltt_session *session,
119 struct lttng_payload *payload);
2f77fc4b
DG
120ssize_t cmd_list_domains(struct ltt_session *session,
121 struct lttng_domain **domains);
b178f53e
JG
122void cmd_list_lttng_sessions(struct lttng_session *sessions,
123 size_t session_count, uid_t uid, gid_t gid);
b2d68839
JR
124enum lttng_error_code cmd_list_tracepoint_fields(enum lttng_domain_type domain,
125 struct lttng_payload *reply);
8ddd72ef
JR
126enum lttng_error_code cmd_list_tracepoints(enum lttng_domain_type domain,
127 struct lttng_payload *reply_payload);
6dc3064a
DG
128ssize_t cmd_snapshot_list_outputs(struct ltt_session *session,
129 struct lttng_snapshot_output **outputs);
8ddd72ef
JR
130enum lttng_error_code cmd_list_syscalls(
131 struct lttng_payload *reply_payload);
2f77fc4b 132
6d805429 133int cmd_data_pending(struct ltt_session *session);
2f77fc4b 134
6dc3064a
DG
135/* Snapshot */
136int cmd_snapshot_add_output(struct ltt_session *session,
df4f5a87 137 const struct lttng_snapshot_output *output, uint32_t *id);
6dc3064a 138int cmd_snapshot_del_output(struct ltt_session *session,
df4f5a87 139 const struct lttng_snapshot_output *output);
6dc3064a 140int cmd_snapshot_record(struct ltt_session *session,
df4f5a87 141 const struct lttng_snapshot_output *output, int wait);
6dc3064a 142
d7ba1388
MD
143int cmd_set_session_shm_path(struct ltt_session *session,
144 const char *shm_path);
eded6438 145int cmd_regenerate_metadata(struct ltt_session *session);
c2561365 146int cmd_regenerate_statedump(struct ltt_session *session);
d7ba1388 147
70670472
JR
148enum lttng_error_code cmd_register_trigger(
149 const struct lttng_credentials *cmd_creds,
746e08d7 150 struct lttng_trigger *trigger,
0efb2ad7 151 bool is_anonymous_trigger,
242388e4
JR
152 struct notification_thread_handle *notification_thread_handle,
153 struct lttng_trigger **return_trigger);
70670472
JR
154enum lttng_error_code cmd_unregister_trigger(
155 const struct lttng_credentials *cmd_creds,
746e08d7 156 const struct lttng_trigger *trigger,
b0880ae5
JG
157 struct notification_thread_handle *notification_thread_handle);
158
ddd915a3 159enum lttng_error_code cmd_list_triggers(struct command_ctx *cmd_ctx,
fbc9f37d
JR
160 struct notification_thread_handle *notification_thread_handle,
161 struct lttng_triggers **return_triggers);
588c4b0d
JG
162enum lttng_error_code cmd_execute_error_query(const struct lttng_credentials *cmd_creds,
163 const struct lttng_error_query *query,
164 struct lttng_error_query_results **_results,
165 struct notification_thread_handle *notification_thread);
fbc9f37d 166
5c408ad8 167int cmd_rotate_session(struct ltt_session *session,
7fdbed1c 168 struct lttng_rotate_session_return *rotate_return,
343defc2
MD
169 bool quiet_rotation,
170 enum lttng_trace_chunk_command_type command);
d68c9a04
JD
171int cmd_rotate_get_info(struct ltt_session *session,
172 struct lttng_rotation_get_info_return *info_return,
173 uint64_t rotate_id);
66ea93b1
JG
174int cmd_rotation_set_schedule(struct ltt_session *session,
175 bool activate, enum lttng_rotation_schedule_type schedule_type,
176 uint64_t value,
90936dcf 177 struct notification_thread_handle *notification_thread_handle);
5c408ad8 178
a503e1ef 179const struct cmd_completion_handler *cmd_pop_completion_handler(void);
4dbe1875
MD
180int start_kernel_session(struct ltt_kernel_session *ksess);
181int stop_kernel_session(struct ltt_kernel_session *ksess);
a503e1ef 182
2f77fc4b 183#endif /* CMD_H */
This page took 0.074883 seconds and 4 git commands to generate.