1
|
|
|
<?php |
2
|
|
|
|
3
|
|
|
declare(strict_types=1); |
4
|
|
|
|
5
|
|
|
namespace BEAR\Resource\SemanticLog\Profile; |
6
|
|
|
|
7
|
|
|
use JsonSerializable; |
8
|
|
|
use Override; |
9
|
|
|
|
10
|
|
|
use function extension_loaded; |
11
|
|
|
use function file_exists; |
12
|
|
|
use function function_exists; |
13
|
|
|
use function getenv; |
14
|
|
|
use function ini_get; |
15
|
|
|
use function is_string; |
16
|
|
|
use function restore_error_handler; |
17
|
|
|
use function rtrim; |
18
|
|
|
use function set_error_handler; |
19
|
|
|
use function str_contains; |
20
|
|
|
use function sys_get_temp_dir; |
21
|
|
|
use function uniqid; |
22
|
|
|
use function xdebug_get_tracefile_name; |
23
|
|
|
use function xdebug_start_trace; |
24
|
|
|
use function xdebug_stop_trace; |
25
|
|
|
|
26
|
|
|
use const E_NOTICE; |
27
|
|
|
|
28
|
|
|
final class XdebugTrace implements JsonSerializable |
29
|
|
|
{ |
30
|
|
|
private ?string $traceId = null; |
31
|
|
|
|
32
|
|
|
public function __construct( |
33
|
|
|
public readonly ?string $file = null, |
34
|
|
|
) { |
35
|
|
|
} |
36
|
|
|
|
37
|
|
|
public static function start(): self |
38
|
|
|
{ |
39
|
|
|
if (! extension_loaded('xdebug') || ! function_exists('xdebug_start_trace')) { |
40
|
|
|
return new self(); // @codeCoverageIgnore |
41
|
|
|
} |
42
|
|
|
|
43
|
|
|
// Check if Xdebug trace functionality is properly configured |
44
|
|
|
$envMode = getenv('XDEBUG_MODE'); |
45
|
|
|
$iniMode = ini_get('xdebug.mode'); |
46
|
|
|
$xdebugMode = $envMode !== false ? $envMode : ($iniMode !== false ? $iniMode : ''); |
47
|
|
|
if (! str_contains($xdebugMode, 'trace')) { |
48
|
|
|
return new self(); // @codeCoverageIgnore |
49
|
|
|
} |
50
|
|
|
|
51
|
|
|
// Always start our own trace to ensure we have control over the file format |
52
|
|
|
// Stop any existing trace first to ensure we get a fresh start |
53
|
|
|
if (function_exists('xdebug_stop_trace')) { |
54
|
|
|
@xdebug_stop_trace(); // @codeCoverageIgnore - suppress errors if not running |
|
|
|
|
55
|
|
|
} |
56
|
|
|
|
57
|
|
|
$instance = new self(); |
58
|
|
|
$instance->traceId = uniqid('profile_', true); |
59
|
|
|
|
60
|
|
|
// Use full path for trace file to ensure consistency with xhprofFile |
61
|
|
|
$outputDir = ini_get('xdebug.output_dir'); |
62
|
|
|
if ($outputDir === false) { |
63
|
|
|
$outputDir = sys_get_temp_dir(); // @codeCoverageIgnore |
64
|
|
|
} |
65
|
|
|
|
66
|
|
|
$traceFilePrefix = rtrim($outputDir, '/') . '/' . $instance->traceId; |
67
|
|
|
xdebug_start_trace($traceFilePrefix); // @codeCoverageIgnore |
68
|
|
|
|
69
|
|
|
// Note: Return value is void, trace may fail silently if already started elsewhere |
70
|
|
|
return $instance; |
71
|
|
|
} |
72
|
|
|
|
73
|
|
|
public function stop(): self |
74
|
|
|
{ |
75
|
|
|
if (! $this->canStopTrace()) { |
76
|
|
|
return new self(); // @codeCoverageIgnore |
77
|
|
|
} |
78
|
|
|
|
79
|
|
|
return $this->performStopTrace(); // @codeCoverageIgnore |
80
|
|
|
} |
81
|
|
|
|
82
|
|
|
private function canStopTrace(): bool |
83
|
|
|
{ |
84
|
|
|
if (! function_exists('xdebug_stop_trace')) { |
85
|
|
|
return false; // @codeCoverageIgnore |
86
|
|
|
} |
87
|
|
|
|
88
|
|
|
// Check if Xdebug trace functionality is properly configured |
89
|
|
|
$envMode = getenv('XDEBUG_MODE'); |
90
|
|
|
$iniMode = ini_get('xdebug.mode'); |
91
|
|
|
$xdebugMode = $envMode !== false ? $envMode : ($iniMode !== false ? $iniMode : ''); |
92
|
|
|
|
93
|
|
|
if (! str_contains($xdebugMode, 'trace')) { |
94
|
|
|
return false; // @codeCoverageIgnore |
95
|
|
|
} |
96
|
|
|
|
97
|
|
|
// Can stop if we started the trace ourselves, OR if there's an existing trace running |
98
|
|
|
return $this->traceId !== null || function_exists('xdebug_get_tracefile_name'); |
99
|
|
|
} |
100
|
|
|
|
101
|
|
|
private function performStopTrace(): self |
102
|
|
|
{ |
103
|
|
|
// If we already have a file (from existing trace), preserve it |
104
|
|
|
if ($this->file !== null) { |
105
|
|
|
return new self($this->file); // @codeCoverageIgnore |
106
|
|
|
} |
107
|
|
|
|
108
|
|
|
// Try to stop trace and get the trace file path |
109
|
|
|
// Suppress "Function trace was not started" error for graceful handling |
110
|
|
|
set_error_handler(static function (int $errno, string $errstr): bool { |
111
|
|
|
// Ignore specific xdebug trace errors (only handle E_NOTICE) |
112
|
|
|
return $errno === E_NOTICE && str_contains($errstr, 'Function trace was not started'); |
113
|
|
|
}); |
114
|
|
|
|
115
|
|
|
try { |
116
|
|
|
// Get the trace file name BEFORE stopping the trace |
117
|
|
|
$traceFile = function_exists('xdebug_get_tracefile_name') ? xdebug_get_tracefile_name() : false; // @codeCoverageIgnore |
118
|
|
|
xdebug_stop_trace(); // @codeCoverageIgnore - returns void |
119
|
|
|
} finally { |
120
|
|
|
restore_error_handler(); |
121
|
|
|
} |
122
|
|
|
|
123
|
|
|
if ($traceFile === false || ! is_string($traceFile) || ! file_exists($traceFile)) { |
124
|
|
|
return new self(); // @codeCoverageIgnore |
125
|
|
|
} |
126
|
|
|
|
127
|
|
|
return new self($traceFile); |
128
|
|
|
} |
129
|
|
|
|
130
|
|
|
/** @return array<string, mixed> */ |
131
|
|
|
#[Override] |
132
|
|
|
public function jsonSerialize(): array |
133
|
|
|
{ |
134
|
|
|
if ($this->file === null) { |
135
|
|
|
return []; |
136
|
|
|
} |
137
|
|
|
|
138
|
|
|
return ['file' => $this->file]; |
139
|
|
|
} |
140
|
|
|
} |
141
|
|
|
|
If you suppress an error, we recommend checking for the error condition explicitly: