GCC Code Coverage Report

Directory: cvmfs/
File: cvmfs/clientctx.cc
Date: 2024-04-28 02:33:07
Exec Total Coverage
Lines: 65 76 85.5%
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 79 void ClientCtx::CleanupInstance() {
19
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 79 delete instance_;
20 79 instance_ = NULL;
21 79 }
22
23
24 68 ClientCtx::ClientCtx() {
25 68 lock_tls_blocks_ = reinterpret_cast<pthread_mutex_t *>(
26 68 smalloc(sizeof(pthread_mutex_t)));
27 68 int retval = pthread_mutex_init(lock_tls_blocks_, NULL);
28
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 68 assert(retval == 0);
29 68 }
30
31
32 66 ClientCtx::~ClientCtx() {
33 66 pthread_mutex_destroy(lock_tls_blocks_);
34 66 free(lock_tls_blocks_);
35
36
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 75 for (unsigned i = 0; i < tls_blocks_.size(); ++i) {
37
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 9 delete tls_blocks_[i];
38 }
39
40 66 int retval = pthread_key_delete(thread_local_storage_);
41
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 66 assert(retval == 0);
42 66 }
43
44
45 203 ClientCtx *ClientCtx::GetInstance() {
46
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 203 if (instance_ == NULL) {
47 68 instance_ = new ClientCtx();
48 int retval =
49 68 pthread_key_create(&instance_->thread_local_storage_, TlsDestructor);
50
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 68 assert(retval == 0);
51 }
52
53 203 return instance_;
54 }
55
56
57 13 void ClientCtx::Get(uid_t *uid, gid_t *gid, pid_t *pid, InterruptCue **ic) {
58 ThreadLocalStorage *tls = static_cast<ThreadLocalStorage *>(
59 13 pthread_getspecific(thread_local_storage_));
60
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 13 if ((tls == NULL) || !tls->is_set) {
61 2 *uid = -1;
62 2 *gid = -1;
63 2 *pid = -1;
64 2 *ic = NULL;
65 } else {
66 11 *uid = tls->uid;
67 11 *gid = tls->gid;
68 11 *pid = tls->pid;
69 11 *ic = tls->interrupt_cue;
70 }
71 13 }
72
73
74 89 bool ClientCtx::IsSet() {
75 ThreadLocalStorage *tls = static_cast<ThreadLocalStorage *>(
76 89 pthread_getspecific(thread_local_storage_));
77
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 89 if (tls == NULL)
78 47 return false;
79
80 42 return tls->is_set;
81 }
82
83
84 42 void ClientCtx::Set(uid_t uid, gid_t gid, pid_t pid, InterruptCue *ic) {
85 ThreadLocalStorage *tls = static_cast<ThreadLocalStorage *>(
86 42 pthread_getspecific(thread_local_storage_));
87
88
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 42 if (tls == NULL) {
89
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 9 tls = new ThreadLocalStorage(uid, gid, pid, ic);
90 9 int retval = pthread_setspecific(thread_local_storage_, tls);
91
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 9 assert(retval == 0);
92 9 MutexLockGuard lock_guard(lock_tls_blocks_);
93
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 9 tls_blocks_.push_back(tls);
94 9 } else {
95 33 tls->uid = uid;
96 33 tls->gid = gid;
97 33 tls->pid = pid;
98 33 tls->interrupt_cue = ic;
99 33 tls->is_set = true;
100 }
101 42 }
102
103
104 ✗ void ClientCtx::TlsDestructor(void *data) {
105 ✗ ThreadLocalStorage *tls = static_cast<ClientCtx::ThreadLocalStorage *>(data);
106 ✗ delete tls;
107
108 ✗ assert(instance_);
109 ✗ MutexLockGuard lock_guard(instance_->lock_tls_blocks_);
110 ✗ for (vector<ThreadLocalStorage *>::iterator i =
111 ✗ instance_->tls_blocks_.begin(), iEnd = instance_->tls_blocks_.end();
112 ✗ i != iEnd; ++i)
113 {
114 ✗ if ((*i) == tls) {
115 ✗ instance_->tls_blocks_.erase(i);
116 ✗ break;
117 }
118 }
119 }
120
121
122 36 void ClientCtx::Unset() {
123 ThreadLocalStorage *tls = static_cast<ThreadLocalStorage *>(
124 36 pthread_getspecific(thread_local_storage_));
125
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 36 if (tls != NULL) {
126 36 tls->is_set = false;
127 36 tls->uid = -1;
128 36 tls->gid = -1;
129 36 tls->pid = -1;
130 36 tls->interrupt_cue = NULL;
131 }
132 36 }
133