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Add RequestContext and logging (#176)

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* Implemented MCP logging specification with auto-injection

* Add RequestContext

* fix tests and style

* Better deprecation

* fix: minor

* Remove ClientAwareInterface

* fix cs

* fix docs

---------

Co-authored-by: Adam Jamiu <jamiuadam120@gmail.com>
This commit is contained in:
Tobias Nyholm 2025-12-16 00:12:02 +01:00 • committed by GitHub
commit a1e0f61b6b
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1 changed files with 578 additions and 162 deletions
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18
examples/client-communication/ClientAwareService.php
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@ -14,14 +14,11 @@ namespace Mcp\Example\ClientCommunication;
use Mcp\Capability\Attribute\McpTool;
use Mcp\Schema\Content\TextContent;
use Mcp\Schema\Enum\LoggingLevel;
use Mcp\Server\ClientAwareInterface;
use Mcp\Server\ClientAwareTrait;
use Mcp\Server\RequestContext;
use Psr\Log\LoggerInterface;
final class ClientAwareService implements ClientAwareInterface
final class ClientAwareService
{
use ClientAwareTrait;
public function __construct(
private readonly LoggerInterface $logger,
) {
@ -32,9 +29,10 @@ final class ClientAwareService implements ClientAwareInterface
* @return array{incident: string, recommended_actions: string, model: string}
*/
#[McpTool('coordinate_incident_response', 'Coordinate an incident response with logging, progress, and sampling.')]
public function coordinateIncident(string $incidentTitle): array
public function coordinateIncident(RequestContext $context, string $incidentTitle): array
{
$this->log(LoggingLevel::Warning, \sprintf('Incident triage started: %s', $incidentTitle));
$clientGateway = $context->getClientGateway();
$clientGateway->log(LoggingLevel::Warning, \sprintf('Incident triage started: %s', $incidentTitle));
$steps = [
'Collecting telemetry',
@ -45,7 +43,7 @@ final class ClientAwareService implements ClientAwareInterface
foreach ($steps as $index => $step) {
$progress = ($index + 1) / \count($steps);
$this->progress($progress, 1, $step);
$clientGateway->progress($progress, 1, $step);
usleep(180_000); // Simulate work being done
}
@ -56,11 +54,11 @@ final class ClientAwareService implements ClientAwareInterface
implode(', ', $steps)
);
$result = $this->sample($prompt, 350, 90, ['temperature' => 0.5]);
$result = $clientGateway->sample($prompt, 350, 90, ['temperature' => 0.5]);
$recommendation = $result->content instanceof TextContent ? trim((string) $result->content->text) : '';
$this->log(LoggingLevel::Info, \sprintf('Incident triage completed for %s', $incidentTitle));
$clientGateway->log(LoggingLevel::Info, \sprintf('Incident triage completed for %s', $incidentTitle));
return [
'incident' => $incidentTitle,