GCC Code Coverage Report

Directory: cvmfs/
File: cvmfs/clientctx.cc
Date: 2026-08-09 02:40:25
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 2592 void ClientCtx::CleanupInstance() {
19
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 2592 delete instance_;
20 2592 instance_ = NULL;
21 2592 }
22
23
24 2132 ClientCtx::ClientCtx() {
25 2132 lock_tls_blocks_ = reinterpret_cast<pthread_mutex_t *>(
26 2132 smalloc(sizeof(pthread_mutex_t)));
27 2132 const int retval = pthread_mutex_init(lock_tls_blocks_, NULL);
28
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 2132 assert(retval == 0);
29 2132 }
30
31
32 2129 ClientCtx::~ClientCtx() {
33 2129 pthread_mutex_destroy(lock_tls_blocks_);
34 2129 free(lock_tls_blocks_);
35
36
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 2245 for (unsigned i = 0; i < tls_blocks_.size(); ++i) {
37
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 116 delete tls_blocks_[i];
38 }
39
40 2129 const int retval = pthread_key_delete(thread_local_storage_);
41
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 2129 assert(retval == 0);
42 2129 }
43
44
45 4712 ClientCtx *ClientCtx::GetInstance() {
46
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 4712 if (instance_ == NULL) {
47 2132 instance_ = new ClientCtx();
48 2132 const int retval = pthread_key_create(&instance_->thread_local_storage_,
49 TlsDestructor);
50
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 2132 assert(retval == 0);
51 }
52
53 4712 return instance_;
54 }
55
56
57 127 void ClientCtx::Get(uid_t *uid, gid_t *gid, pid_t *pid, InterruptCue **ic) {
58 ThreadLocalStorage *tls = static_cast<ThreadLocalStorage *>(
59 127 pthread_getspecific(thread_local_storage_));
60
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 127 if ((tls == NULL) || !tls->is_set) {
61 14 *uid = -1;
62 14 *gid = -1;
63 14 *pid = -1;
64 14 *ic = NULL;
65 } else {
66 113 *uid = tls->uid;
67 113 *gid = tls->gid;
68 113 *pid = tls->pid;
69 113 *ic = tls->interrupt_cue;
70 }
71 127 }
72
73
74 1958 bool ClientCtx::IsSet() {
75 ThreadLocalStorage *tls = static_cast<ThreadLocalStorage *>(
76 1958 pthread_getspecific(thread_local_storage_));
77
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 1958 if (tls == NULL)
78 1381 return false;
79
80 577 return tls->is_set;
81 }
82
83
84 594 void ClientCtx::Set(uid_t uid, gid_t gid, pid_t pid, InterruptCue *ic) {
85 ThreadLocalStorage *tls = static_cast<ThreadLocalStorage *>(
86 594 pthread_getspecific(thread_local_storage_));
87
88
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 594 if (tls == NULL) {
89
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 116 tls = new ThreadLocalStorage(uid, gid, pid, ic);
90 116 const int retval = pthread_setspecific(thread_local_storage_, tls);
91
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 116 assert(retval == 0);
92 116 const MutexLockGuard lock_guard(lock_tls_blocks_);
93
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 116 tls_blocks_.push_back(tls);
94 116 } else {
95 478 tls->uid = uid;
96 478 tls->gid = gid;
97 478 tls->pid = pid;
98 478 tls->interrupt_cue = ic;
99 478 tls->is_set = true;
100 }
101 594 }
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
123 552 void ClientCtx::Unset() {
124 ThreadLocalStorage *tls = static_cast<ThreadLocalStorage *>(
125 552 pthread_getspecific(thread_local_storage_));
126
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 552 if (tls != NULL) {
127 552 tls->is_set = false;
128 552 tls->uid = -1;
129 552 tls->gid = -1;
130 552 tls->pid = -1;
131 552 tls->interrupt_cue = NULL;
132 }
133 552 }
134