GCC Code Coverage Report

Directory: cvmfs/
File: cvmfs/ssl.cc
Date: 2024-04-21 02:33:16
Exec Total Coverage
Lines: 37 48 77.1%
Branches: 54 129 41.9%
Line Branch Exec Source
1 /**
2 * This file is part of the CernVM File System.
3 */
4
5 #include "ssl.h"
6
7 #include <dirent.h>
8
9 #include <cstdlib>
10 #include <string>
11 #include <vector>
12
13 #include "duplex_curl.h"
14 #include "util/platform.h"
15 #include "util/posix.h"
16 #include "util/string.h"
17
18 namespace {
19
20 36 bool HasCertificates(const std::string &directory) {
21 36 DIR *dirp = opendir(directory.c_str());
22
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 36 if (!dirp) return false;
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24 platform_dirent64 *dirent;
25
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 252 while ((dirent = platform_readdir(dirp))) {
26
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 504 const std::string filename(directory + "/" + std::string(dirent->d_name));
27
28 platform_stat64 stat;
29
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 252 if (platform_stat(filename.c_str(), &stat) != 0) continue;
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 252 if (!(S_ISREG(stat.st_mode) || S_ISLNK(stat.st_mode))) continue;
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 540 if (HasSuffix(filename, ".pem", /* ignore case = */ false) ||
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 360 HasSuffix(filename, ".crt", /* ignore case = */ false)) {
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 36 closedir(dirp);
35 36 return true;
36 }
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 252 }
38
39 ✗ closedir(dirp);
40 ✗ return false;
41 }
42
43 } // namespace
44
45
46 169 SslCertificateStore::SslCertificateStore() {
47 169 const char *ca_path_env = getenv("X509_CERT_DIR");
48
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 169 if (ca_path_env && *ca_path_env)
49 ✗ ca_path_ = ca_path_env;
50 else
51
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 169 ca_path_ = "/etc/grid-security/certificates";
52 169 const char *ca_bundle_env = getenv("X509_CERT_BUNDLE");
53
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 169 if (ca_bundle_env && *ca_bundle_env)
54 ✗ ca_bundle_ = ca_bundle_env;
55 169 }
56
57
58 ✗ bool SslCertificateStore::ApplySslCertificatePath(CURL *handle) const {
59 ✗ CURLcode res1 = curl_easy_setopt(handle, CURLOPT_CAPATH, ca_path_.c_str());
60 ✗ CURLcode res2 = CURLE_OK;
61 ✗ if (!ca_bundle_.empty())
62 ✗ res2 = curl_easy_setopt(handle, CURLOPT_CAINFO, ca_bundle_.c_str());
63
64 ✗ return (res1 == CURLE_OK) && (res2 == CURLE_OK);
65 }
66
67
68 36 void SslCertificateStore::UseSystemCertificatePath() {
69 36 std::vector<std::string> candidates;
70
71
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 36 candidates.push_back("/etc/ssl/certs");
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 36 candidates.push_back("/etc/pki/tls/certs");
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 36 candidates.push_back("/etc/ssl");
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 36 candidates.push_back("/etc/pki/tls");
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 36 candidates.push_back("/etc/pki/ca-trust/extracted/pem");
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 36 candidates.push_back("/etc/ssl");
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 36 for (unsigned i = 0; i < candidates.size(); ++i) {
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 36 if (HasCertificates(candidates[i])) {
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 36 const std::string bundle_candidate = candidates[i] + "/ca-bundle.crt";
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 72 if (ca_bundle_.empty() &&
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 36 (FileExists(bundle_candidate) || SymlinkExists(bundle_candidate)))
83 {
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 36 ca_bundle_ = bundle_candidate;
85 }
86
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 36 ca_path_ = candidates[i];
87 36 return;
88 36 }
89 }
90
91 // fallback
92 ✗ ca_path_ = candidates[0];
93
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 36 }
94