symfony · nicolas-grekas · Mar 22, 2022 · Mar 22, 2022
diff --git a/src/Symfony/Component/HttpClient/CurlHttpClient.php b/src/Symfony/Component/HttpClient/CurlHttpClient.php
@@ -202,7 +202,12 @@ public function request(string $method, string $url, array $options = []): Respo
            $options['headers'][] = 'Accept-Encoding: gzip'; // Expose only one encoding, some servers mess up when more are provided
        }

+        $hasContentLength = isset($options['normalized_headers']['content-length'][0]);
+
        foreach ($options['headers'] as $header) {
+            if ($hasContentLength && 0 === stripos($header, 'Content-Length:')) {
+                continue; // Let curl handle Content-Length headers
+            }
            if (':' === $header[-2] && \strlen($header) - 2 === strpos($header, ': ')) {
                // curl requires a special syntax to send empty headers
                $curlopts[\CURLOPT_HTTPHEADER][] = substr_replace($header, ';', -2);
@@ -229,7 +234,7 @@ public function request(string $method, string $url, array $options = []): Respo
                };
            }

-            if (isset($options['normalized_headers']['content-length'][0])) {
+            if ($hasContentLength) {
                $curlopts[\CURLOPT_INFILESIZE] = substr($options['normalized_headers']['content-length'][0], \strlen('Content-Length: '));
            } elseif (!isset($options['normalized_headers']['transfer-encoding'])) {
                $curlopts[\CURLOPT_HTTPHEADER][] = 'Transfer-Encoding: chunked'; // Enable chunked request bodies

diff --git a/src/Symfony/Component/HttpClient/Tests/HttpClientTestCase.php b/src/Symfony/Component/HttpClient/Tests/HttpClientTestCase.php
@@ -203,6 +203,17 @@ public function testNegativeTimeout()
        ])->getStatusCode());
    }

+    public function testRedirectAfterPost()
+    {
+        $client = $this->getHttpClient(__FUNCTION__);
+
+        $response = $client->request('POST', 'http://localhost:8057/302/relative', [
+            'body' => 'abc',
+        ]);
+
+        $this->assertSame(200, $response->getStatusCode());
+    }
+
    public function testNullBody()
    {
        $client = $this->getHttpClient(__FUNCTION__);