Directory: | cvmfs/ |
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File: | cvmfs/ssl.cc |
Date: | 2025-06-22 02:36:02 |
Exec | Total | Coverage | |
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Lines: | 39 | 52 | 75.0% |
Branches: | 51 | 127 | 40.2% |
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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 | 1227 | bool HasCertificates(const std::string &directory) { | |
21 | 1227 | DIR *dirp = opendir(directory.c_str()); | |
22 |
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1227 | if (!dirp) |
23 | ✗ | return false; | |
24 | |||
25 | platform_dirent64 *dirent; | ||
26 |
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3681 | while ((dirent = platform_readdir(dirp))) { |
27 |
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7362 | const std::string filename(directory + "/" + std::string(dirent->d_name)); |
28 | |||
29 | platform_stat64 stat; | ||
30 |
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3681 | if (platform_stat(filename.c_str(), &stat) != 0) |
31 | ✗ | continue; | |
32 |
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3681 | if (!(S_ISREG(stat.st_mode) || S_ISLNK(stat.st_mode))) |
33 | 2454 | continue; | |
34 | |||
35 |
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2454 | if (HasSuffix(filename, ".pem", /* ignore case = */ false) |
36 |
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2454 | || HasSuffix(filename, ".crt", /* ignore case = */ false)) { |
37 |
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1227 | closedir(dirp); |
38 | 1227 | return true; | |
39 | } | ||
40 |
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3681 | } |
41 | |||
42 | ✗ | closedir(dirp); | |
43 | ✗ | return false; | |
44 | } | ||
45 | |||
46 | } // namespace | ||
47 | |||
48 | |||
49 | 6413 | SslCertificateStore::SslCertificateStore() { | |
50 | 6413 | const char *ca_path_env = getenv("X509_CERT_DIR"); | |
51 |
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6413 | if (ca_path_env && *ca_path_env) |
52 | ✗ | ca_path_ = ca_path_env; | |
53 | else | ||
54 |
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6413 | ca_path_ = "/etc/grid-security/certificates"; |
55 | 6413 | const char *ca_bundle_env = getenv("X509_CERT_BUNDLE"); | |
56 |
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6413 | if (ca_bundle_env && *ca_bundle_env) |
57 | ✗ | ca_bundle_ = ca_bundle_env; | |
58 | 6413 | } | |
59 | |||
60 | |||
61 | ✗ | bool SslCertificateStore::ApplySslCertificatePath(CURL *handle) const { | |
62 | const CURLcode res1 = | ||
63 | ✗ | curl_easy_setopt(handle, CURLOPT_CAPATH, ca_path_.c_str()); | |
64 | ✗ | CURLcode res2 = CURLE_OK; | |
65 | ✗ | if (!ca_bundle_.empty()) | |
66 | ✗ | res2 = curl_easy_setopt(handle, CURLOPT_CAINFO, ca_bundle_.c_str()); | |
67 | |||
68 | ✗ | return (res1 == CURLE_OK) && (res2 == CURLE_OK); | |
69 | } | ||
70 | |||
71 | |||
72 | 1227 | void SslCertificateStore::UseSystemCertificatePath() { | |
73 | 1227 | std::vector<std::string> candidates; | |
74 | |||
75 |
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1227 | candidates.push_back("/etc/ssl/certs"); |
76 |
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1227 | candidates.push_back("/etc/pki/tls/certs"); |
77 |
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1227 | candidates.push_back("/etc/ssl"); |
78 |
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1227 | candidates.push_back("/etc/pki/tls"); |
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1227 | candidates.push_back("/etc/pki/ca-trust/extracted/pem"); |
80 |
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1227 | candidates.push_back("/etc/ssl"); |
81 | |||
82 |
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1227 | for (unsigned i = 0; i < candidates.size(); ++i) { |
83 |
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1227 | if (HasCertificates(candidates[i])) { |
84 |
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1227 | const std::string bundle_candidate = candidates[i] + "/ca-bundle.crt"; |
85 | 1227 | if (ca_bundle_.empty() | |
86 |
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2454 | && (FileExists(bundle_candidate) |
87 |
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1227 | || SymlinkExists(bundle_candidate))) { |
88 |
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1227 | ca_bundle_ = bundle_candidate; |
89 | } | ||
90 |
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1227 | ca_path_ = candidates[i]; |
91 | 1227 | return; | |
92 | 1227 | } | |
93 | } | ||
94 | |||
95 | // fallback | ||
96 | ✗ | ca_path_ = candidates[0]; | |
97 |
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1227 | } |
98 |