|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
declare(strict_types=1); |
|
4
|
|
|
|
|
5
|
|
|
namespace Umbrellio\Jaravel\Middleware; |
|
6
|
|
|
|
|
7
|
|
|
use Illuminate\Http\Request; |
|
8
|
|
|
use Illuminate\Support\Facades\Config; |
|
9
|
|
|
use OpenTelemetry\API\Trace\Propagation\TraceContextPropagator; |
|
10
|
|
|
use OpenTelemetry\SDK\Trace\Span; |
|
11
|
|
|
use Symfony\Component\HttpFoundation\Response; |
|
12
|
|
|
use Umbrellio\Jaravel\Services\Caller; |
|
13
|
|
|
use Umbrellio\Jaravel\Services\Http\TracingRequestGuard; |
|
14
|
|
|
use Umbrellio\Jaravel\Services\Span\ActiveSpanTraceIdRetriever; |
|
15
|
|
|
use Umbrellio\Jaravel\Services\Span\SpanCreator; |
|
16
|
|
|
use Umbrellio\Jaravel\Services\Span\SpanTagHelper; |
|
17
|
|
|
use Umbrellio\Jaravel\Services\TraceIdHeaderRetriever; |
|
18
|
|
|
|
|
19
|
|
|
class HttpTracingMiddleware |
|
20
|
|
|
{ |
|
21
|
|
|
private SpanCreator $spanCreator; |
|
22
|
|
|
private TracingRequestGuard $requestGuard; |
|
23
|
|
|
private ActiveSpanTraceIdRetriever $activeTraceIdRetriever; |
|
24
|
|
|
private TraceIdHeaderRetriever $traceIdHeaderRetriever; |
|
25
|
|
|
|
|
26
|
|
|
public function __construct( |
|
27
|
|
|
SpanCreator $spanCreator, |
|
28
|
|
|
TracingRequestGuard $requestGuard, |
|
29
|
|
|
ActiveSpanTraceIdRetriever $activeTraceIdRetriever, |
|
30
|
|
|
TraceIdHeaderRetriever $traceIdHeaderRetriever |
|
31
|
|
|
) { |
|
32
|
|
|
$this->spanCreator = $spanCreator; |
|
33
|
|
|
$this->requestGuard = $requestGuard; |
|
34
|
|
|
$this->activeTraceIdRetriever = $activeTraceIdRetriever; |
|
35
|
|
|
$this->traceIdHeaderRetriever = $traceIdHeaderRetriever; |
|
36
|
|
|
} |
|
37
|
|
|
|
|
38
|
|
|
/** @param Request $request */ |
|
39
|
|
|
public function handle($request, callable $next) |
|
40
|
|
|
{ |
|
41
|
|
|
if (!$this->requestGuard->allowRequest($request)) { |
|
42
|
|
|
return $next($request); |
|
43
|
|
|
} |
|
44
|
|
|
|
|
45
|
|
|
$headers = iterator_to_array($request->headers); |
|
46
|
|
|
$traceIdHeader = $this->traceIdHeaderRetriever->retrieve($headers); |
|
47
|
|
|
$traceStateHeader = $this->traceIdHeaderRetriever->retrieve($headers, TraceContextPropagator::TRACESTATE); |
|
48
|
|
|
|
|
49
|
|
|
$this->spanCreator->create( |
|
50
|
|
|
Caller::call(Config::get('jaravel.http.span_name'), [$request]), |
|
51
|
|
|
$traceIdHeader, |
|
52
|
|
|
$traceStateHeader |
|
53
|
|
|
)->activate(); |
|
54
|
|
|
|
|
55
|
|
|
/** @var Response $response */ |
|
56
|
|
|
$response = $next($request); |
|
57
|
|
|
|
|
58
|
|
|
$response->headers->set(TraceContextPropagator::TRACEPARENT, $traceIdHeader); |
|
59
|
|
|
$response->headers->set(TraceContextPropagator::TRACESTATE, $traceStateHeader); |
|
60
|
|
|
|
|
61
|
|
|
return $response; |
|
62
|
|
|
} |
|
63
|
|
|
|
|
64
|
|
|
public function terminate($request, $response) |
|
65
|
|
|
{ |
|
66
|
|
|
$span = Span::getCurrent(); |
|
67
|
|
|
$scope = $span->activate(); |
|
68
|
|
|
|
|
69
|
|
|
$callableConfig = Config::get('jaravel.http.tags', fn () => [ |
|
70
|
|
|
'type' => 'http', |
|
71
|
|
|
]); |
|
72
|
|
|
|
|
73
|
|
|
SpanTagHelper::setTags($span, Caller::call($callableConfig, [$request, $response])); |
|
74
|
|
|
|
|
75
|
|
|
$span->end(); |
|
76
|
|
|
$scope->detach(); |
|
77
|
|
|
} |
|
78
|
|
|
} |
|
79
|
|
|
|
umbrellio /
jaravel
