GCC Code Coverage Report

Directory: cvmfs/
File: cvmfs/url.cc
Date: 2025-06-22 02:36:02
Exec Total Coverage
Lines: 47 49 95.9%
Branches: 47 73 64.4%
Line Branch Exec Source
1 /**
2 * This file is part of the CernVM File System.
3 */
4
5 #include "url.h"
6
7 #include <algorithm>
8
9 #include "util/string.h"
10
11 const int Url::kDefaultPort = 80;
12 const char *Url::kDefaultProtocol = "http";
13
14 90 Url *Url::Parse(const std::string &url, const std::string &default_protocol,
15 int default_port) {
16
2/2
✓ Branch 1 taken 5 times.
✓ Branch 2 taken 85 times.
 90 if (url.empty()) {
17 5 return NULL;
18 }
19
20 85 size_t cursor = 0;
21
22 // Is there a protocol prefix?
23
1/2
✓ Branch 1 taken 85 times.
✗ Branch 2 not taken.
 85 std::string protocol = default_protocol;
24 85 const size_t sep_pos = url.find("://");
25
2/2
✓ Branch 0 taken 35 times.
✓ Branch 1 taken 50 times.
 85 if (sep_pos != std::string::npos) {
26
1/2
✓ Branch 1 taken 35 times.
✗ Branch 2 not taken.
 35 protocol = url.substr(0, sep_pos);
27 35 cursor = sep_pos + 3;
28 }
29
30 85 std::string host;
31 85 std::string path;
32 85 uint64_t port = default_port;
33
34 // Try to find another ":", preceding a port number
35 85 const size_t col_pos = url.find(":", cursor);
36
2/2
✓ Branch 0 taken 35 times.
✓ Branch 1 taken 50 times.
 85 if (col_pos != std::string::npos) {
37 // Port number was given
38
1/2
✓ Branch 1 taken 35 times.
✗ Branch 2 not taken.
 35 host = url.substr(cursor, col_pos - cursor);
39 35 cursor = col_pos + 1;
40
41 35 const size_t slash_pos = url.find("/", cursor);
42
1/2
✗ Branch 0 not taken.
✓ Branch 1 taken 35 times.
 35 if (slash_pos == 0) {
43 ✗ return NULL;
44 }
45
46 // Check that part between ":" and "/" or the end of the string is an
47 // unsigned number
48 35 const size_t port_end =
49
2/2
✓ Branch 0 taken 25 times.
✓ Branch 1 taken 10 times.
 35 slash_pos == std::string::npos ? std::string::npos : slash_pos - cursor;
50
4/7
✓ Branch 1 taken 35 times.
✗ Branch 2 not taken.
✗ Branch 3 not taken.
✓ Branch 4 taken 35 times.
✗ Branch 5 not taken.
✓ Branch 7 taken 25 times.
✓ Branch 8 taken 10 times.
 35 if (!String2Uint64Parse(url.substr(cursor, port_end), &port)) {
51 25 return NULL;
52 }
53
54
2/2
✓ Branch 0 taken 5 times.
✓ Branch 1 taken 5 times.
 10 if (slash_pos != std::string::npos) {
55
1/2
✓ Branch 1 taken 5 times.
✗ Branch 2 not taken.
 5 path = url.substr(slash_pos);
56 }
57 } else {
58 // No port number was given
59 50 const size_t slash_pos = url.find("/", cursor);
60
2/2
✓ Branch 0 taken 20 times.
✓ Branch 1 taken 30 times.
 50 if (slash_pos != std::string::npos) {
61
1/2
✓ Branch 1 taken 20 times.
✗ Branch 2 not taken.
 20 host = url.substr(cursor, slash_pos - cursor);
62
1/2
✓ Branch 1 taken 20 times.
✗ Branch 2 not taken.
 20 path = url.substr(slash_pos);
63 } else {
64
1/2
✓ Branch 1 taken 30 times.
✗ Branch 2 not taken.
 30 host = url.substr(cursor);
65 }
66 }
67
68 // At the moment, host name validation is very basic
69
3/4
✓ Branch 1 taken 60 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 20 times.
✓ Branch 4 taken 40 times.
 60 if (!ValidateHost(host)) {
70 20 return NULL;
71 }
72
73
2/4
✓ Branch 1 taken 40 times.
✗ Branch 2 not taken.
✓ Branch 4 taken 40 times.
✗ Branch 5 not taken.
 40 return new Url(protocol, host, path, port);
74 85 }
75
76 60 bool Url::ValidateHost(const std::string &host) {
77
2/2
✓ Branch 1 taken 15 times.
✓ Branch 2 taken 45 times.
 60 if (host.empty()) {
78 15 return false;
79 }
80
81 // Host must not be just a number
82 uint64_t test;
83
3/4
✓ Branch 1 taken 45 times.
✗ Branch 2 not taken.
✓ Branch 3 taken 5 times.
✓ Branch 4 taken 40 times.
 45 if (String2Uint64Parse(host, &test)) {
84 5 return false;
85 }
86
87 40 return true;
88 }
89
90 ✗ Url::Url() : protocol_(), host_(), path_(), port_(), address_() { }
91
92 40 Url::Url(const std::string &protocol, const std::string &host,
93 40 const std::string &path, int port)
94
2/4
✓ Branch 2 taken 40 times.
✗ Branch 3 not taken.
✓ Branch 5 taken 40 times.
✗ Branch 6 not taken.
 40 : protocol_(protocol), host_(host), path_(path), port_(port), address_() {
95
2/2
✓ Branch 0 taken 15 times.
✓ Branch 1 taken 25 times.
 40 if (port_ != kDefaultPort) {
96
6/12
✓ Branch 1 taken 15 times.
✗ Branch 2 not taken.
✓ Branch 4 taken 15 times.
✗ Branch 5 not taken.
✓ Branch 7 taken 15 times.
✗ Branch 8 not taken.
✓ Branch 10 taken 15 times.
✗ Branch 11 not taken.
✓ Branch 13 taken 15 times.
✗ Branch 14 not taken.
✓ Branch 16 taken 15 times.
✗ Branch 17 not taken.
 15 address_ = protocol + "://" + host + ":" + StringifyInt(port_) + path;
97 } else {
98
3/6
✓ Branch 1 taken 25 times.
✗ Branch 2 not taken.
✓ Branch 4 taken 25 times.
✗ Branch 5 not taken.
✓ Branch 7 taken 25 times.
✗ Branch 8 not taken.
 25 address_ = protocol + "://" + host + path;
99 }
100 40 }
101 40 Url::~Url() { }
102