Use infinit regex for accept requests from any domain (#3296)

Signed-off-by: Diego López León <dieguitoll@gmail.com>

CHANGELOG.md

@@ -10,6 +10,7 @@
 - Update to block header validation for IBFT and QBFT to support London fork EIP-1559 [#3251](https://github.com/hyperledger/besu/pull/3251)
 
 ### Bug Fixes
+- Fix regression on cors-origin star value
 
 ## 22.1.0-RC2
 

ethereum/api/src/main/java/org/hyperledger/besu/ethereum/api/jsonrpc/JsonRpcHttpService.java

@@ -819,7 +819,7 @@ public class JsonRpcHttpService {
       return "";
     }
     if (config.getCorsAllowedDomains().contains("*")) {
-      return "*";
+      return ".*";
     } else {
       final StringJoiner stringJoiner = new StringJoiner("|");
       config.getCorsAllowedDomains().stream().filter(s -> !s.isEmpty()).forEach(stringJoiner::add);

ethereum/api/src/test/java/org/hyperledger/besu/ethereum/api/jsonrpc/JsonRpcHttpServiceCorsTest.java

@@ -166,6 +166,21 @@ public class JsonRpcHttpServiceCorsTest {
     }
   }
 
+  @Test
+  public void requestFromBrowserExtensionShouldSucceedWhenCorsIsStar() throws Exception {
+    jsonRpcHttpService = createJsonRpcHttpServiceWithAllowedDomains("*");
+
+    final Request request =
+        new Request.Builder()
+            .url(jsonRpcHttpService.url())
+            .header("Origin", "moz-extension://802123e4-a916-2d4e-bebf-384b0e2e86dd")
+            .build();
+
+    try (final Response response = client.newCall(request).execute()) {
+      assertThat(response.isSuccessful()).isTrue();
+    }
+  }
+
   @Test
   public void requestWithAccessControlRequestMethodShouldReturnAllowedHeaders() throws Exception {
     jsonRpcHttpService = createJsonRpcHttpServiceWithAllowedDomains("http://foo.io");