Set a default ssl.peer_name context in StreamHandler

src/Handler/StreamHandler.php

@@ -377,6 +377,9 @@ private function getDefaultContext(RequestInterface $request): array
                 'ignore_errors'    => true,
                 'follow_location'  => 0,
             ],
+            'ssl' => [
+                'peer_name' => $request->getUri()->getHost(),
+            ],
         ];
 
         $body = (string) $request->getBody();

tests/Handler/Network/StreamHandlerTest.php

@@ -0,0 +1,71 @@
+<?php
+
+namespace GuzzleHttp\Test\Handler\Network;
+
+use GuzzleHttp\Client;
+use GuzzleHttp\Handler\StreamHandler;
+use GuzzleHttp\HandlerStack;
+use GuzzleHttp\Psr7\Request;
+use GuzzleHttp\RequestOptions;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * @covers \GuzzleHttp\Handler\StreamHandler
+ */
+class StreamHandlerTest extends TestCase
+{
+    public function setUp(): void
+    {
+        if (!($_SERVER['GUZZLE_TEST_ALLOW_NETWORK'] ?? false)) {
+            self::markTestSkipped("This test requires the GUZZLE_TEST_ALLOW_NETWORK environment variable.");
+        }
+    }
+
+    public function testSslRequestWorks()
+    {
+        $handler = new StreamHandler();
+
+        $response = $handler(
+            new Request('GET', 'https://www.example.com/'),
+            [
+                RequestOptions::STREAM => true,
+            ]
+        )->wait();
+
+        self::assertSame(200, $response->getStatusCode());
+        self::assertStringContainsString('<h1>Example Domain</h1>', (string)$response->getBody());
+    }
+
+    public function testSslRequestWorksWithForceIpResolve()
+    {
+        $handler = new StreamHandler();
+
+        $response = $handler(
+            new Request('GET', 'https://www.example.com/'),
+            [
+                RequestOptions::STREAM => true,
+                'force_ip_resolve' => 'v4',
+            ]
+        )->wait();
+
+        self::assertSame(200, $response->getStatusCode());
+        self::assertStringContainsString('<h1>Example Domain</h1>', (string)$response->getBody());
+    }
+
+    public function testSslRequestWorksWithForceIpResolveAfterRedirect()
+    {
+        $client = new Client(['handler' => HandlerStack::create(new StreamHandler())]);
+
+        $response = $client->send(
+            // Redirects to https://help.github.com/en/actions/reference/workflow-syntax-for-github-actions#jobsjob_idstepsrun.
+            new Request('GET', 'https://git.io/JvXDl'),
+            [
+                RequestOptions::STREAM => true,
+                'force_ip_resolve' => 'v4',
+            ]
+        );
+
+        self::assertSame(200, $response->getStatusCode());
+        self::assertStringContainsString('jobsjob_idstepsrun', (string)$response->getBody());
+    }
+}