Commit | Line | Data |
---|---|---|
ab0ee2ca JG |
1 | /* |
2 | * Copyright (C) 2017 - Jérémie Galarneau <jeremie.galarneau@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 NOTIFICATION_THREAD_COMMANDS_H | |
19 | #define NOTIFICATION_THREAD_COMMANDS_H | |
20 | ||
21 | #include <lttng/domain.h> | |
22 | #include <lttng/lttng-error.h> | |
23 | #include <urcu/rculfhash.h> | |
24 | #include "notification-thread.h" | |
8abe313a JG |
25 | #include "notification-thread-internal.h" |
26 | #include "notification-thread-events.h" | |
8ada111f | 27 | #include <common/waiter.h> |
ab0ee2ca JG |
28 | |
29 | struct notification_thread_data; | |
30 | struct lttng_trigger; | |
31 | ||
32 | enum notification_thread_command_type { | |
33 | NOTIFICATION_COMMAND_TYPE_REGISTER_TRIGGER, | |
34 | NOTIFICATION_COMMAND_TYPE_UNREGISTER_TRIGGER, | |
35 | NOTIFICATION_COMMAND_TYPE_ADD_CHANNEL, | |
36 | NOTIFICATION_COMMAND_TYPE_REMOVE_CHANNEL, | |
731c1b12 JG |
37 | NOTIFICATION_COMMAND_TYPE_SESSION_ROTATION_ONGOING, |
38 | NOTIFICATION_COMMAND_TYPE_SESSION_ROTATION_COMPLETED, | |
ab0ee2ca JG |
39 | NOTIFICATION_COMMAND_TYPE_QUIT, |
40 | }; | |
41 | ||
ab0ee2ca JG |
42 | struct notification_thread_command { |
43 | struct cds_list_head cmd_list_node; | |
44 | ||
45 | enum notification_thread_command_type type; | |
46 | union { | |
47 | /* Register/Unregister trigger. */ | |
48 | struct lttng_trigger *trigger; | |
49 | /* Add channel. */ | |
8abe313a JG |
50 | struct { |
51 | struct { | |
52 | const char *name; | |
53 | uid_t uid; | |
54 | gid_t gid; | |
55 | } session; | |
56 | struct { | |
57 | const char *name; | |
58 | enum lttng_domain_type domain; | |
59 | uint64_t key; | |
60 | uint64_t capacity; | |
61 | } channel; | |
62 | } add_channel; | |
ab0ee2ca JG |
63 | /* Remove channel. */ |
64 | struct { | |
65 | uint64_t key; | |
66 | enum lttng_domain_type domain; | |
67 | } remove_channel; | |
731c1b12 JG |
68 | struct { |
69 | const char *session_name; | |
70 | uid_t uid; | |
71 | gid_t gid; | |
72 | uint64_t trace_archive_chunk_id; | |
73 | struct lttng_trace_archive_location *location; | |
74 | } session_rotation; | |
ab0ee2ca JG |
75 | } parameters; |
76 | ||
8ada111f JG |
77 | /* lttng_waiter on which to wait for command reply (optional). */ |
78 | struct lttng_waiter reply_waiter; | |
ab0ee2ca JG |
79 | enum lttng_error_code reply_code; |
80 | }; | |
81 | ||
82 | enum lttng_error_code notification_thread_command_register_trigger( | |
83 | struct notification_thread_handle *handle, | |
84 | struct lttng_trigger *trigger); | |
85 | ||
86 | enum lttng_error_code notification_thread_command_unregister_trigger( | |
87 | struct notification_thread_handle *handle, | |
88 | struct lttng_trigger *trigger); | |
89 | ||
90 | enum lttng_error_code notification_thread_command_add_channel( | |
91 | struct notification_thread_handle *handle, | |
731c1b12 | 92 | char *session_name, uid_t session_uid, gid_t session_gid, |
ab0ee2ca JG |
93 | char *channel_name, uint64_t key, |
94 | enum lttng_domain_type domain, uint64_t capacity); | |
95 | ||
96 | enum lttng_error_code notification_thread_command_remove_channel( | |
97 | struct notification_thread_handle *handle, | |
98 | uint64_t key, enum lttng_domain_type domain); | |
99 | ||
731c1b12 JG |
100 | enum lttng_error_code notification_thread_command_session_rotation_ongoing( |
101 | struct notification_thread_handle *handle, | |
102 | const char *session_name, uid_t session_uid, gid_t session_gid, | |
103 | uint64_t trace_archive_chunk_id); | |
104 | ||
105 | /* Ownership of location is transferred. */ | |
106 | enum lttng_error_code notification_thread_command_session_rotation_completed( | |
107 | struct notification_thread_handle *handle, | |
108 | const char *session_name, uid_t session_uid, gid_t session_gid, | |
109 | uint64_t trace_archive_chunk_id, | |
110 | struct lttng_trace_archive_location *location); | |
111 | ||
ab0ee2ca JG |
112 | void notification_thread_command_quit( |
113 | struct notification_thread_handle *handle); | |
114 | ||
115 | #endif /* NOTIFICATION_THREAD_COMMANDS_H */ |