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aeeb48c6 JG |
1 | /* |
2 | * Copyright (C) 2022 Jérémie Galarneau <jeremie.galarneau@efficios.com> | |
3 | * | |
4 | * SPDX-License-Identifier: GPL-2.0-only | |
5 | * | |
6 | */ | |
7 | ||
8 | #include "ust-app.hpp" | |
9 | #include "ust-registry.hpp" | |
10 | ||
d7bfb9b0 JG |
11 | #include <common/exception.hpp> |
12 | ||
13 | namespace lst = lttng::sessiond::trace; | |
14 | ||
15 | ust_registry_session_per_pid::ust_registry_session_per_pid(const struct ust_app& app, | |
16 | const struct lst::abi& in_abi, | |
aeeb48c6 JG |
17 | uint32_t major, |
18 | uint32_t minor, | |
19 | const char *root_shm_path, | |
20 | const char *shm_path, | |
21 | uid_t euid, | |
22 | gid_t egid, | |
23 | uint64_t tracing_id) : | |
d7bfb9b0 | 24 | ust_registry_session{in_abi, major, minor, root_shm_path, shm_path, euid, egid, tracing_id}, |
aeeb48c6 JG |
25 | _tracer_patch_level_version{app.version.patchlevel}, |
26 | _vpid{app.pid}, | |
27 | _procname{app.name}, | |
28 | _app_creation_time{app.registration_time} | |
29 | { | |
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30 | lttng::pthread::lock_guard registry_lock(_lock); |
31 | _generate_metadata(); | |
aeeb48c6 JG |
32 | } |
33 | ||
34 | lttng_buffer_type ust_registry_session_per_pid::get_buffering_scheme() const noexcept | |
35 | { | |
36 | return LTTNG_BUFFER_PER_PID; | |
37 | } | |
d7bfb9b0 JG |
38 | |
39 | void ust_registry_session_per_pid::_visit_environment(lst::trace_class_visitor& visitor) const | |
40 | { | |
41 | ust_registry_session::_visit_environment(visitor); | |
42 | visitor.visit(lst::environment_field<int64_t>("tracer_buffering_id", _vpid)); | |
43 | visitor.visit(lst::environment_field<int64_t>( | |
44 | "tracer_patchlevel", _tracer_patch_level_version)); | |
45 | visitor.visit(lst::environment_field<int64_t>("vpid", _vpid)); | |
46 | visitor.visit(lst::environment_field<std::string>("procname", _procname)); | |
47 | visitor.visit(lst::environment_field<std::string>( | |
48 | "vpid_datetime", lttng::utils::time_to_iso8601_str(_app_creation_time))); | |
49 | } |