GCC Code Coverage Report

Directory: cvmfs/
File: cvmfs/clientctx.cc
Date: 2026-04-05 02:35:23
Exec Total Coverage
Lines: 65 78 83.3%
Branches: 22 40 55.0%
Line Branch Exec Source
1 /**
2 * This file is part of the CernVM File System.
3 */
4
5 #include "clientctx.h"
6
7 #include <cassert>
8
9 #include "interrupt.h"
10 #include "util/concurrency.h"
11 #include "util/smalloc.h"
12
13 using namespace std; // NOLINT
14
15 ClientCtx *ClientCtx::instance_ = NULL;
16
17
18 2448 void ClientCtx::CleanupInstance() {
19
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 2448 delete instance_;
20 2448 instance_ = NULL;
21 2448 }
22
23
24 1966 ClientCtx::ClientCtx() {
25 1966 lock_tls_blocks_ = reinterpret_cast<pthread_mutex_t *>(
26 1966 smalloc(sizeof(pthread_mutex_t)));
27 1966 const int retval = pthread_mutex_init(lock_tls_blocks_, NULL);
28
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 1966 assert(retval == 0);
29 1966 }
30
31
32 1955 ClientCtx::~ClientCtx() {
33 1955 pthread_mutex_destroy(lock_tls_blocks_);
34 1955 free(lock_tls_blocks_);
35
36
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 2063 for (unsigned i = 0; i < tls_blocks_.size(); ++i) {
37
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 108 delete tls_blocks_[i];
38 }
39
40 1955 const int retval = pthread_key_delete(thread_local_storage_);
41
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 1955 assert(retval == 0);
42 1955 }
43
44
45 4091 ClientCtx *ClientCtx::GetInstance() {
46
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 4091 if (instance_ == NULL) {
47 1966 instance_ = new ClientCtx();
48 1966 const int retval = pthread_key_create(&instance_->thread_local_storage_,
49 TlsDestructor);
50
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 1966 assert(retval == 0);
51 }
52
53 4091 return instance_;
54 }
55
56
57 147 void ClientCtx::Get(uid_t *uid, gid_t *gid, pid_t *pid, InterruptCue **ic) {
58 ThreadLocalStorage *tls = static_cast<ThreadLocalStorage *>(
59 147 pthread_getspecific(thread_local_storage_));
60
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 147 if ((tls == NULL) || !tls->is_set) {
61 22 *uid = -1;
62 22 *gid = -1;
63 22 *pid = -1;
64 22 *ic = NULL;
65 } else {
66 125 *uid = tls->uid;
67 125 *gid = tls->gid;
68 125 *pid = tls->pid;
69 125 *ic = tls->interrupt_cue;
70 }
71 147 }
72
73
74 1577 bool ClientCtx::IsSet() {
75 ThreadLocalStorage *tls = static_cast<ThreadLocalStorage *>(
76 1577 pthread_getspecific(thread_local_storage_));
77
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 1577 if (tls == NULL)
78 1070 return false;
79
80 507 return tls->is_set;
81 }
82
83
84 512 void ClientCtx::Set(uid_t uid, gid_t gid, pid_t pid, InterruptCue *ic) {
85 ThreadLocalStorage *tls = static_cast<ThreadLocalStorage *>(
86 512 pthread_getspecific(thread_local_storage_));
87
88
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 512 if (tls == NULL) {
89
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 108 tls = new ThreadLocalStorage(uid, gid, pid, ic);
90 108 const int retval = pthread_setspecific(thread_local_storage_, tls);
91
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 108 assert(retval == 0);
92 108 const MutexLockGuard lock_guard(lock_tls_blocks_);
93
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 108 tls_blocks_.push_back(tls);
94 108 } else {
95 404 tls->uid = uid;
96 404 tls->gid = gid;
97 404 tls->pid = pid;
98 404 tls->interrupt_cue = ic;
99 404 tls->is_set = true;
100 }
101 512 }
102
103
104 ✗ void ClientCtx::TlsDestructor(void *data) {
105 ✗ ThreadLocalStorage *tls = static_cast<ClientCtx::ThreadLocalStorage *>(data);
106 ✗ delete tls;
107
108 ✗ assert(instance_);
109 ✗ const MutexLockGuard lock_guard(instance_->lock_tls_blocks_);
110 ✗ for (vector<ThreadLocalStorage *>::iterator
111 ✗ i = instance_->tls_blocks_.begin(),
112 ✗ iEnd = instance_->tls_blocks_.end();
113 ✗ i != iEnd;
114 ✗ ++i) {
115 ✗ if ((*i) == tls) {
116 ✗ instance_->tls_blocks_.erase(i);
117 ✗ break;
118 }
119 }
120 }
121
122
123 446 void ClientCtx::Unset() {
124 ThreadLocalStorage *tls = static_cast<ThreadLocalStorage *>(
125 446 pthread_getspecific(thread_local_storage_));
126
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 446 if (tls != NULL) {
127 446 tls->is_set = false;
128 446 tls->uid = -1;
129 446 tls->gid = -1;
130 446 tls->pid = -1;
131 446 tls->interrupt_cue = NULL;
132 }
133 446 }
134