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opentelemetry-php
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Associating Spans with their TracerProvider (#215) 

* Added functionality to associate a resource with a span.

Added a `defaultResource` method to `ResourceInfo`.

Added test cases to ‘ResourceTest.php`, `TracerProviderTest.php`, `TracingTest.php`.

* Some `psalm` fixes.

* Psalm.
This commit is contained in:
Amber Sistla 2020-11-14 05:54:18 -08:00 committed by GitHub
parent 094333d422
commit 973816b44c
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
8 changed files with 547 additions and 16 deletions
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21
sdk/Resource/ResourceInfo.php
View File

@ -24,7 +24,15 @@ class ResourceInfo
public static function create(Attributes $attributes): self
{
return new ResourceInfo(clone $attributes);
$resource = self::merge(self::defaultResource(), new ResourceInfo(clone $attributes));
/*
* The SDK MUST extract information from the OTEL_RESOURCE_ATTRIBUTES environment
* variable and merge this.
* todo: after resource detection is implemented, merge it here.
* return $resource.merge(....);
*
*/
return $resource;
}
/**
@ -53,6 +61,17 @@ class ResourceInfo
return new ResourceInfo($mergedAttributes);
}
public static function defaultResource(): self
{
return new ResourceInfo(new Attributes(
[
ResourceConstants::TELEMETRY_SDK_NAME => 'opentelemetry',
ResourceConstants::TELEMETRY_SDK_LANGUAGE => 'php',
ResourceConstants::TELEMETRY_SDK_VERSION => 'dev',
]
));
}
public static function emptyResource(): self
{
return new ResourceInfo(new Attributes());

13
sdk/Trace/Span.php
View File

@ -4,6 +4,7 @@ declare(strict_types=1);
namespace OpenTelemetry\Sdk\Trace;
use OpenTelemetry\Sdk\Resource\ResourceInfo;
use OpenTelemetry\Trace as API;
class Span implements API\Span
@ -20,6 +21,11 @@ class Span implements API\Span
private $statusCode;
private $statusDescription;
/**
* @var ResourceInfo
*/
private $resource; // An immutable representation of the entity producing telemetry.
private $attributes;
private $events;
private $links = null;
@ -44,6 +50,7 @@ class Span implements API\Span
API\SpanContext $spanContext,
?API\SpanContext $parentSpanContext = null,
?Sampler $sampler = null,
?ResourceInfo $resource = null,
int $spanKind = API\SpanKind::KIND_INTERNAL
) {
$this->name = $name;
@ -51,6 +58,7 @@ class Span implements API\Span
$this->parentSpanContext = $parentSpanContext;
$this->spanKind = $spanKind;
$this->sampler = $sampler;
$this->resource = $resource ?? ResourceInfo::emptyResource();
$moment = Clock::get()->moment();
$this->startEpochTimestamp = $moment[0];
$this->start = $moment[1];
@ -62,6 +70,11 @@ class Span implements API\Span
$this->events = new Events();
}
public function getResource(): ResourceInfo
{
return clone $this->resource;
}
public function getContext(): API\SpanContext
{
return clone $this->spanContext;

2
sdk/Trace/SpanOptions.php
View File

@ -96,7 +96,7 @@ final class SpanOptions implements API\SpanOptions
? SpanContext::fork($span->getContext()->getTraceId())
: SpanContext::generate();
$span = new Span($this->name, $context, $this->parent, null, $this->kind);
$span = new Span($this->name, $context, $this->parent, null, $this->tracer->getResource(), $this->kind);
if ($this->startEpochTimestamp !== null) {
$span->setStartEpochTimestamp($this->startEpochTimestamp);

16
sdk/Trace/Tracer.php
View File

@ -22,11 +22,11 @@ class Tracer implements API\Tracer
public function __construct(
TracerProvider $provider,
ResourceInfo $resource,
ResourceInfo $resource = null,
API\SpanContext $context = null
) {
$this->provider = $provider;
$this->resource = $resource;
$this->resource = $resource ?? ResourceInfo::emptyResource();
$this->importedContext = $context;
}
@ -50,6 +50,7 @@ class Tracer implements API\Tracer
* @param string $name
* @param API\SpanContext $parentContext
* @param bool $isRemote
* @param int $spanKind
* @return Span
*/
@ -81,7 +82,7 @@ class Tracer implements API\Tracer
if (SamplingResult::NOT_RECORD == $samplingResult->getDecision()) {
$span = $this->generateSpanInstance('', $context);
} else {
$span = $this->generateSpanInstance($name, $context, $sampler);
$span = $this->generateSpanInstance($name, $context, $sampler, $this->resource);
if ($span->isRecording()) {
$this->provider->getSpanProcessor()->onStart($span);
@ -167,7 +168,10 @@ class Tracer implements API\Tracer
{
return $this->spans;
}
public function getResource(): ResourceInfo
{
return clone $this->resource;
}
public function endActiveSpan(?int $timestamp = null)
{
/**
@ -182,7 +186,7 @@ class Tracer implements API\Tracer
}
}
private function generateSpanInstance(string $name, API\SpanContext $context, Sampler $sampler = null): API\Span
private function generateSpanInstance(string $name, API\SpanContext $context, Sampler $sampler = null, ResourceInfo $resource = null): API\Span
{
$parent = null;
@ -193,7 +197,7 @@ class Tracer implements API\Tracer
$parent = $this->getActiveSpan()->getContext();
}
$span = new Span($name, $context, $parent, $sampler);
$span = new Span($name, $context, $parent, $sampler, $resource);
}
$this->spans[] = $span;

14
sdk/Trace/TracerProvider.php
View File

@ -54,13 +54,15 @@ final class TracerProvider implements API\TracerProvider
}
$spanContext = SpanContext::generateSampled();
/*
* A resource can be associated with the TracerProvider when the TracerProvider is created.
* That association cannot be changed later. When associated with a TracerProvider, all
* Spans produced by any Tracer from the provider MUST be associated with this Resource.
*/
$primary = $this->getResource();
$resource = ResourceInfo::create(
new Attributes(
[
ResourceConstants::TELEMETRY_SDK_NAME => 'opentelemetry',
ResourceConstants::TELEMETRY_SDK_LANGUAGE => 'php',
ResourceConstants::TELEMETRY_SDK_VERSION => 'dev',
ResourceConstants::SERVICE_NAME => $name,
ResourceConstants::SERVICE_VERSION => $version,
ResourceConstants::SERVICE_INSTANCE_ID => uniqid($name . $version),
@ -70,7 +72,7 @@ final class TracerProvider implements API\TracerProvider
return $this->tracers[$name] = new Tracer(
$this,
ResourceInfo::merge($this->getResource(), $resource),
ResourceInfo::merge($primary, $resource),
$spanContext
);
}
@ -94,6 +96,6 @@ final class TracerProvider implements API\TracerProvider
public function getResource(): ResourceInfo
{
return $this->resource;
return clone $this->resource;
}
}

53
tests/Sdk/Unit/Resource/ResourceTest.php
View File

@ -4,6 +4,7 @@ declare(strict_types=1);
namespace OpenTelemetry\Tests\Sdk\Unit\Resource;
use OpenTelemetry\Sdk\Resource\ResourceConstants;
use OpenTelemetry\Sdk\Resource\ResourceInfo;
use OpenTelemetry\Sdk\Trace\Attribute;
use OpenTelemetry\Sdk\Trace\Attributes;
@ -19,7 +20,9 @@ class ResourceTest extends TestCase
$resource = ResourceInfo::emptyResource();
$this->assertEmpty($resource->getAttributes());
}
/**
* @test
*/
public function testGetAttributes()
{
$attributes = new Attributes();
@ -28,11 +31,54 @@ class ResourceTest extends TestCase
/** @var Attribute $name */
$name = $resource->getAttributes()->getAttribute('name');
/** @var Attribute $sdkname */
$sdkname = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_NAME);
/** @var Attribute $sdklanguage */
$sdklanguage = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_LANGUAGE);
/** @var Attribute $sdkversion */
$sdkversion = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_VERSION);
$attributes->setAttribute(ResourceConstants::TELEMETRY_SDK_NAME, 'opentelemetry');
$attributes->setAttribute(ResourceConstants::TELEMETRY_SDK_LANGUAGE, 'php');
$attributes->setAttribute(ResourceConstants::TELEMETRY_SDK_VERSION, 'dev');
$this->assertEquals($attributes, $resource->getAttributes());
$this->assertEquals('opentelemetry', $sdkname->getValue());
$this->assertEquals('php', $sdklanguage->getValue());
$this->assertEquals('dev', $sdkversion->getValue());
$this->assertEquals($attributes, $resource->getAttributes());
$this->assertEquals('test', $name->getValue());
}
/**
* @test
*/
public function testDefaultResource()
{
$attributes = new Attributes(
[
ResourceConstants::TELEMETRY_SDK_NAME => 'opentelemetry',
ResourceConstants::TELEMETRY_SDK_LANGUAGE => 'php',
ResourceConstants::TELEMETRY_SDK_VERSION => 'dev',
]
);
$resource = ResourceInfo::create(new Attributes());
/** @var Attribute $sdkname */
$sdkname = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_NAME);
/** @var Attribute $sdklanguage */
$sdklanguage = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_LANGUAGE);
/** @var Attribute $sdkversion */
$sdkversion = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_VERSION);
$this->assertEquals($attributes, $resource->getAttributes());
$this->assertEquals('opentelemetry', $sdkname->getValue());
$this->assertEquals('php', $sdklanguage->getValue());
$this->assertEquals('dev', $sdkversion->getValue());
}
/**
* @test
*/
public function testMerge()
{
$primary = ResourceInfo::create(new Attributes(['name' => 'primary', 'empty' => '']));
@ -46,12 +92,15 @@ class ResourceTest extends TestCase
/** @var Attribute $empty */
$empty = $result->getAttributes()->getAttribute('empty');
$this->assertCount(3, $result->getAttributes());
$this->assertCount(6, $result->getAttributes());
$this->assertEquals('primary', $name->getValue());
$this->assertEquals('1.0.0', $version->getValue());
$this->assertEquals('value', $empty->getValue());
}
/**
* @test
*/
public function testImmutableCreate()
{
$attributes = new Attributes();

105
tests/Sdk/Unit/Trace/TracerProviderTest.php
View File

@ -4,10 +4,15 @@ declare(strict_types=1);
namespace OpenTelemetry\Tests\Sdk\Unit\Trace;
use OpenTelemetry\Sdk\Resource\ResourceConstants;
use OpenTelemetry\Sdk\Resource\ResourceInfo;
use OpenTelemetry\Sdk\Trace\Attribute;
use OpenTelemetry\Sdk\Trace\Attributes;
use OpenTelemetry\Sdk\Trace\Sampler\AlwaysOffSampler;
use OpenTelemetry\Sdk\Trace\Sampler\AlwaysOnSampler;
use OpenTelemetry\Sdk\Trace\Sampler\ParentBased;
use OpenTelemetry\Sdk\Trace\Sampler\TraceIdRatioBasedSampler;
use OpenTelemetry\Sdk\Trace\Tracer;
use OpenTelemetry\Sdk\Trace\TracerProvider;
use PHPUnit\Framework\TestCase;
@ -62,4 +67,104 @@ class TracerProviderTest extends TestCase
self::assertSame($description, 'TraceIdRatioBasedSampler{0.500000}');
}
/**
* @test
*/
public function newTraceProvidersProvidesEmptyResource()
{
$traceProvider = new TracerProvider();
$resource = $traceProvider->getResource();
$attributes = $resource->getAttributes();
$this->assertCount(0, $attributes);
}
/**
* @test
*/
public function newTraceProviderWithTracerProvidesNonEmptyResource()
{
$traceProvider = new TracerProvider();
/** @var Tracer $tracer */
$tracer = $traceProvider->getTracer('name', 'version');
$resource = $tracer->getResource();
$attributes = $resource->getAttributes();
/** @var Attribute $sdkname */
$sdkname = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_NAME);
/** @var Attribute $sdklanguage */
$sdklanguage = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_LANGUAGE);
/** @var Attribute $sdkversion */
$sdkversion = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_VERSION);
/** @var Attribute $servicename */
$servicename = $attributes->getAttribute(ResourceConstants::SERVICE_NAME);
/** @var Attribute $serviceversion */
$serviceversion = $attributes->getAttribute(ResourceConstants::SERVICE_VERSION);
$this->assertEquals($attributes, $resource->getAttributes());
$this->assertEquals('opentelemetry', $sdkname->getValue());
$this->assertEquals('php', $sdklanguage->getValue());
$this->assertEquals('dev', $sdkversion->getValue());
$this->assertEquals('name', $servicename->getValue());
$this->assertEquals('version', $serviceversion->getValue());
$this->assertCount(6, $attributes);
}
/**
* @test
*/
public function tracerFromTraceProviderAssociatesWithTraceProviderResource()
{
/*
* A resource can be associated with the TracerProvider when the TracerProvider is created.
* That association cannot be changed later. When associated with a TracerProvider, all
* Spans produced by any Tracer from the provider MUST be associated with this Resource.
*/
// Create a new provider with a resource containing 2 attributes.
$providerResource = ResourceInfo::create(new Attributes(['provider' => 'primary', 'empty' => '']));
$traceProvider = new TracerProvider($providerResource);
$tpAttributes = $traceProvider->getResource()->getAttributes();
// Verify the resource associated with the trace provider.
$this->assertCount(5, $tpAttributes);
/** @var Attribute $primary */
$primary = $tpAttributes->getAttribute('provider');
/** @var Attribute $empty */
$empty = $tpAttributes->getAttribute('empty');
$this->assertEquals('primary', $primary->getValue());
$this->assertEquals('', $empty->getValue());
// Add a Tracer. The trace provider should add its resource to the new Tracer.
/** @var Tracer $tracer */
$tracer = $traceProvider->getTracer('name', 'version');
$resource = $tracer->getResource();
$attributes = $resource->getAttributes();
// Verify the resource associated with the tracer.
/** @var Attribute $sdkname */
$sdkname = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_NAME);
/** @var Attribute $sdklanguage */
$sdklanguage = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_LANGUAGE);
/** @var Attribute $sdkversion */
$sdkversion = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_VERSION);
/** @var Attribute $servicename */
$servicename = $attributes->getAttribute(ResourceConstants::SERVICE_NAME);
/** @var Attribute $serviceversion */
$serviceversion = $attributes->getAttribute(ResourceConstants::SERVICE_VERSION);
/** @var Attribute $primary */
$primary = $attributes->getAttribute('provider');
/** @var Attribute $empty */
$empty = $attributes->getAttribute('empty');
$this->assertEquals('primary', $primary->getValue());
$this->assertEquals('', $empty->getValue());
$this->assertEquals('opentelemetry', $sdkname->getValue());
$this->assertEquals('php', $sdklanguage->getValue());
$this->assertEquals('dev', $sdkversion->getValue());
$this->assertEquals('name', $servicename->getValue());
$this->assertEquals('version', $serviceversion->getValue());
$this->assertCount(8, $attributes);
}
}

339
tests/Sdk/Unit/Trace/TracingTest.php
View File

@ -5,14 +5,17 @@ declare(strict_types=1);
namespace OpenTelemetry\Tests\Sdk\Unit\Trace;
use function iterator_to_array;
use OpenTelemetry\Sdk\Resource\ResourceConstants;
use OpenTelemetry\Sdk\Resource\ResourceInfo;
use OpenTelemetry\Sdk\Trace as SDK;
use OpenTelemetry\Sdk\Trace\Attribute;
use OpenTelemetry\Sdk\Trace\Attributes;
use OpenTelemetry\Sdk\Trace\Clock;
use OpenTelemetry\Sdk\Trace\Span;
use OpenTelemetry\Sdk\Trace\SpanContext;
use OpenTelemetry\Sdk\Trace\SpanStatus;
use OpenTelemetry\Sdk\Trace\Tracer;
use OpenTelemetry\Sdk\Trace\TracerProvider;
use PHPUnit\Framework\TestCase;
class TracingTest extends TestCase
@ -336,4 +339,340 @@ class TracingTest extends TestCase
$tracer->getActiveSpan()
);
}
public function testCreateSpanResourceNonDefaultTraceProviderNonDefaultTrace()
{
/*
* A resource can be associated with the TracerProvider when the TracerProvider is created.
* That association cannot be changed later. When associated with a TracerProvider, all
* Spans produced by any Tracer from the provider MUST be associated with this Resource.
*/
// Create a new provider with a resource containing 2 attributes.
$providerResource = ResourceInfo::create(new Attributes(['provider' => 'primary', 'empty' => '']));
$traceProvider = new TracerProvider($providerResource);
$tpAttributes = $traceProvider->getResource()->getAttributes();
// Verify the resource associated with the trace provider.
$this->assertCount(5, $tpAttributes);
/** @var Attribute $primary */
$primary = $tpAttributes->getAttribute('provider');
/** @var Attribute $empty */
$empty = $tpAttributes->getAttribute('empty');
$this->assertEquals('primary', $primary->getValue());
$this->assertEquals('', $empty->getValue());
// Add a Tracer. The trace provider should add its resource to the new Tracer.
/** @var Tracer $tracer */
$tracer = $traceProvider->getTracer('name', 'version');
$resource = $tracer->getResource();
$attributes = $resource->getAttributes();
// Verify the resource associated with the tracer.
/** @var Attribute $name */
$name = $resource->getAttributes()->getAttribute('name');
/** @var Attribute $sdkname */
$sdkname = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_NAME);
/** @var Attribute $sdklanguage */
$sdklanguage = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_LANGUAGE);
/** @var Attribute $sdkversion */
$sdkversion = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_VERSION);
/** @var Attribute $servicename */
$servicename = $attributes->getAttribute(ResourceConstants::SERVICE_NAME);
/** @var Attribute $serviceversion */
$serviceversion = $attributes->getAttribute(ResourceConstants::SERVICE_VERSION);
/** @var Attribute $primary */
$primary = $attributes->getAttribute('provider');
/** @var Attribute $empty */
$empty = $attributes->getAttribute('empty');
$this->assertEquals('primary', $primary->getValue());
$this->assertEquals('', $empty->getValue());
$this->assertEquals('opentelemetry', $sdkname->getValue());
$this->assertEquals('php', $sdklanguage->getValue());
$this->assertEquals('dev', $sdkversion->getValue());
$this->assertEquals('name', $servicename->getValue());
$this->assertEquals('version', $serviceversion->getValue());
$this->assertCount(8, $attributes);
// Start a span with the tracer.
$tracer->startAndActivateSpan('firstSpan');
/** @var Span $global */
$global = $tracer->getActiveSpan();
$this->assertSame($tracer->getActiveSpan(), $global);
// Verify the resource associated with the span.
/** @var Attributes $attributes */
$attributes = $global->getResource()->getAttributes();
/** @var Attribute $name */
$name = $resource->getAttributes()->getAttribute('name');
/** @var Attribute $sdkname */
$sdkname = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_NAME);
/** @var Attribute $sdklanguage */
$sdklanguage = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_LANGUAGE);
/** @var Attribute $sdkversion */
$sdkversion = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_VERSION);
/** @var Attribute $servicename */
$servicename = $attributes->getAttribute(ResourceConstants::SERVICE_NAME);
/** @var Attribute $serviceversion */
$serviceversion = $attributes->getAttribute(ResourceConstants::SERVICE_VERSION);
/** @var Attribute $primary */
$primary = $attributes->getAttribute('provider');
/** @var Attribute $empty */
$empty = $attributes->getAttribute('empty');
$this->assertEquals('primary', $primary->getValue());
$this->assertEquals('', $empty->getValue());
$this->assertEquals('opentelemetry', $sdkname->getValue());
$this->assertEquals('php', $sdklanguage->getValue());
$this->assertEquals('dev', $sdkversion->getValue());
$this->assertEquals('name', $servicename->getValue());
$this->assertEquals('version', $serviceversion->getValue());
$this->assertCount(8, $attributes);
}
public function testCreateSpanGetsResourceFromDefaultTraceProviderDefaultTrace()
{
/*
* A resource can be associated with the TracerProvider when the TracerProvider is created.
* That association cannot be changed later. When associated with a TracerProvider, all
* Spans produced by any Tracer from the provider MUST be associated with this Resource.
*/
// Create a new provider.
$traceProvider = new TracerProvider();
$tpAttributes = $traceProvider->getResource()->getAttributes();
// Verify the resource associated with the trace provider.
$this->assertCount(0, $tpAttributes);
// Add a Tracer. The trace provider should merge its resource one inherited from the traceprovider.
/** @var Tracer $tracer */
$tracer = $traceProvider->getTracer('name');
$resource = $tracer->getResource();
$attributes = $resource->getAttributes();
// Verify the resource associated with the tracer.
/** @var Attribute $sdkname */
$sdkname = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_NAME);
/** @var Attribute $sdklanguage */
$sdklanguage = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_LANGUAGE);
/** @var Attribute $sdkversion */
$sdkversion = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_VERSION);
/** @var Attribute $servicename */
$servicename = $attributes->getAttribute(ResourceConstants::SERVICE_NAME);
/** @var Attribute $serviceversion */
$serviceversion = $attributes->getAttribute(ResourceConstants::SERVICE_VERSION);
$this->assertEquals('opentelemetry', $sdkname->getValue());
$this->assertEquals('php', $sdklanguage->getValue());
$this->assertEquals('dev', $sdkversion->getValue());
$this->assertEquals('name', $servicename->getValue());
$this->assertEquals('', $serviceversion->getValue());
$this->assertCount(6, $attributes);
// Start a span with the tracer.
$tracer->startAndActivateSpan('firstSpan');
/** @var Span $global */
$global = $tracer->getActiveSpan();
$this->assertSame($tracer->getActiveSpan(), $global);
// Verify the resource associated with the span.
$attributes = $global->getResource()->getAttributes();
/** @var Attribute $sdkname */
$sdkname = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_NAME);
/** @var Attribute $sdklanguage */
$sdklanguage = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_LANGUAGE);
/** @var Attribute $sdkversion */
$sdkversion = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_VERSION);
/** @var Attribute $servicename */
$servicename = $attributes->getAttribute(ResourceConstants::SERVICE_NAME);
/** @var Attribute $serviceversion */
$serviceversion = $attributes->getAttribute(ResourceConstants::SERVICE_VERSION);
$this->assertEquals('opentelemetry', $sdkname->getValue());
$this->assertEquals('php', $sdklanguage->getValue());
$this->assertEquals('dev', $sdkversion->getValue());
$this->assertEquals('name', $servicename->getValue());
$this->assertEquals('', $serviceversion->getValue());
$this->assertCount(6, $attributes);
}
public function testCreateSpanGetsResourceFromNonDefaultTraceProviderDefaultTrace()
{
/*
* A resource can be associated with the TracerProvider when the TracerProvider is created.
* That association cannot be changed later. When associated with a TracerProvider, all
* Spans produced by any Tracer from the provider MUST be associated with this Resource.
*/
// Create a new provider with a resource containing 2 attributes.
$providerResource = ResourceInfo::create(new Attributes(['provider' => 'primary', 'empty' => '']));
$traceProvider = new TracerProvider($providerResource);
$tpAttributes = $traceProvider->getResource()->getAttributes();
// Verify the resource associated with the trace provider.
$this->assertCount(5, $tpAttributes);
/** @var Attribute $primary */
$primary = $tpAttributes->getAttribute('provider');
/** @var Attribute $empty */
$empty = $tpAttributes->getAttribute('empty');
$this->assertEquals('primary', $primary->getValue());
$this->assertEquals('', $empty->getValue());
// Add a Tracer. The trace provider should add its resource to the new Tracer.
/** @var Tracer $tracer */
$tracer = $traceProvider->getTracer('name');
$resource = $tracer->getResource();
$attributes = $resource->getAttributes();
// Verify the resource associated with the tracer.
/** @var Attribute $name */
$name = $resource->getAttributes()->getAttribute('name');
/** @var Attribute $sdkname */
$sdkname = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_NAME);
/** @var Attribute $sdklanguage */
$sdklanguage = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_LANGUAGE);
/** @var Attribute $sdkversion */
$sdkversion = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_VERSION);
/** @var Attribute $servicename */
$servicename = $attributes->getAttribute(ResourceConstants::SERVICE_NAME);
/** @var Attribute $serviceversion */
$serviceversion = $attributes->getAttribute(ResourceConstants::SERVICE_VERSION);
/** @var Attribute $primary */
$primary = $attributes->getAttribute('provider');
/** @var Attribute $empty */
$empty = $attributes->getAttribute('empty');
$this->assertEquals('primary', $primary->getValue());
$this->assertEquals('', $empty->getValue());
$this->assertEquals('opentelemetry', $sdkname->getValue());
$this->assertEquals('php', $sdklanguage->getValue());
$this->assertEquals('dev', $sdkversion->getValue());
$this->assertEquals('name', $servicename->getValue());
$this->assertEquals('', $serviceversion->getValue());
$this->assertCount(8, $attributes);
// Start a span with the tracer.
$tracer->startAndActivateSpan('firstSpan');
/** @var Span $global */
$global = $tracer->getActiveSpan();
$this->assertSame($tracer->getActiveSpan(), $global);
// Verify the resource associated with the span.
$attributes = $global->getResource()->getAttributes();
/** @var Attribute $sdkname */
$sdkname = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_NAME);
/** @var Attribute $sdklanguage */
$sdklanguage = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_LANGUAGE);
/** @var Attribute $sdkversion */
$sdkversion = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_VERSION);
/** @var Attribute $servicename */
$servicename = $attributes->getAttribute(ResourceConstants::SERVICE_NAME);
/** @var Attribute $serviceversion */
$serviceversion = $attributes->getAttribute(ResourceConstants::SERVICE_VERSION);
/** @var Attribute $primary */
$primary = $attributes->getAttribute('provider');
/** @var Attribute $empty */
$empty = $attributes->getAttribute('empty');
$this->assertEquals('primary', $primary->getValue());
$this->assertEquals('', $empty->getValue());
$this->assertEquals('opentelemetry', $sdkname->getValue());
$this->assertEquals('php', $sdklanguage->getValue());
$this->assertEquals('dev', $sdkversion->getValue());
$this->assertEquals('name', $servicename->getValue());
$this->assertEquals('', $serviceversion->getValue());
$this->assertCount(8, $attributes);
}
public function testCreateSpanGetsResourceFromDefaultTraceProviderNonDefaultTrace()
{
/*
* A resource can be associated with the TracerProvider when the TracerProvider is created.
* That association cannot be changed later. When associated with a TracerProvider, all
* Spans produced by any Tracer from the provider MUST be associated with this Resource.
*/
// Create a new provider.
$traceProvider = new TracerProvider();
$tpAttributes = $traceProvider->getResource()->getAttributes();
// Verify the resource associated with the trace provider.
$this->assertCount(0, $tpAttributes);
// Add a Tracer. The trace provider should merge its resource one inherited from the traceprovider.
/** @var Tracer $tracer */
$tracer = $traceProvider->getTracer('name', 'version');
$resource = $tracer->getResource();
$attributes = $resource->getAttributes();
// Verify the resource associated with the tracer.
/** @var Attribute $sdkname */
$sdkname = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_NAME);
/** @var Attribute $sdklanguage */
$sdklanguage = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_LANGUAGE);
/** @var Attribute $sdkversion */
$sdkversion = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_VERSION);
/** @var Attribute $servicename */
$servicename = $attributes->getAttribute(ResourceConstants::SERVICE_NAME);
/** @var Attribute $serviceversion */
$serviceversion = $attributes->getAttribute(ResourceConstants::SERVICE_VERSION);
$this->assertEquals('opentelemetry', $sdkname->getValue());
$this->assertEquals('php', $sdklanguage->getValue());
$this->assertEquals('dev', $sdkversion->getValue());
$this->assertEquals('name', $servicename->getValue());
$this->assertEquals('version', $serviceversion->getValue());
$this->assertCount(6, $attributes);
// Start a span with the tracer.
$tracer->startAndActivateSpan('firstSpan');
/** @var Span $global */
$global = $tracer->getActiveSpan();
$this->assertSame($tracer->getActiveSpan(), $global);
// Verify the resource associated with the span.
$attributes = $global->getResource()->getAttributes();
/** @var Attribute $sdkname */
$sdkname = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_NAME);
/** @var Attribute $sdklanguage */
$sdklanguage = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_LANGUAGE);
/** @var Attribute $sdkversion */
$sdkversion = $resource->getAttributes()->getAttribute(ResourceConstants::TELEMETRY_SDK_VERSION);
/** @var Attribute $servicename */
$servicename = $attributes->getAttribute(ResourceConstants::SERVICE_NAME);
/** @var Attribute $serviceversion */
$serviceversion = $attributes->getAttribute(ResourceConstants::SERVICE_VERSION);
$this->assertEquals('opentelemetry', $sdkname->getValue());
$this->assertEquals('php', $sdklanguage->getValue());
$this->assertEquals('dev', $sdkversion->getValue());
$this->assertEquals('name', $servicename->getValue());
$this->assertEquals('version', $serviceversion->getValue());
$this->assertCount(6, $attributes);
}
}