fix:fix header validation when using Chinese char.

CHANGELOG.md

@@ -13,3 +13,4 @@
 - [feat:add swagger exposure filters.](https://github.com/Tencent/spring-cloud-tencent/pull/1146)
 - [feat:add swagger report switch.](https://github.com/Tencent/spring-cloud-tencent/pull/1148)
 - [fix:fix retry loadbalancer not working bug.](https://github.com/Tencent/spring-cloud-tencent/pull/1154)
+- [fix:fix header validation when using Chinese char.](https://github.com/Tencent/spring-cloud-tencent/pull/1166)

spring-cloud-starter-tencent-metadata-transfer/src/test/java/com/tencent/cloud/metadata/core/EncodeTransferMedataFeignInterceptorTest.java

@@ -47,7 +47,7 @@
 @ExtendWith(SpringExtension.class)
 @SpringBootTest(webEnvironment = DEFINED_PORT,
 		classes = EncodeTransferMedataFeignInterceptorTest.TestApplication.class,
-		properties = {"server.port=8081", "spring.config.location = classpath:application-test.yml"})
+		properties = {"server.port=48081", "spring.config.location = classpath:application-test.yml"})
 public class EncodeTransferMedataFeignInterceptorTest {
 
 	@Autowired
@@ -74,7 +74,7 @@ public String test() {
 			return MetadataContextHolder.get().getContext(MetadataContext.FRAGMENT_TRANSITIVE, "b");
 		}
 
-		@FeignClient(name = "test-feign", url = "http://localhost:8081")
+		@FeignClient(name = "test-feign", url = "http://localhost:48081")
 		public interface TestFeign {
 
 			@RequestMapping("/test")

spring-cloud-starter-tencent-polaris-config/src/test/java/com/tencent/cloud/polaris/config/listener/ConfigChangeListenerTest.java

@@ -47,7 +47,7 @@
  */
 @ExtendWith(SpringExtension.class)
 @SpringBootTest(webEnvironment = DEFINED_PORT, classes = ConfigChangeListenerTest.TestApplication.class,
-		properties = {"server.port=8081", "spring.config.location = classpath:application-test.yml"})
+		properties = {"server.port=48081", "spring.config.location = classpath:application-test.yml"})
 public class ConfigChangeListenerTest {
 
 	private static final CountDownLatch hits = new CountDownLatch(2);

spring-cloud-starter-tencent-polaris-config/src/test/java/com/tencent/cloud/polaris/config/listener/PolarisConfigRefreshOptimizationListenerNotTriggeredTest.java

@@ -58,7 +58,7 @@
 @ExtendWith(SpringExtension.class)
 @SpringBootTest(webEnvironment = DEFINED_PORT, classes = PolarisConfigRefreshOptimizationListenerNotTriggeredTest.TestApplication.class,
 		properties = {
-				"server.port=8081",
+				"server.port=48081",
 				"spring.cloud.polaris.address=grpc://127.0.0.1:10081",
 				"spring.cloud.polaris.config.connect-remote-server=false",
 				"spring.cloud.polaris.config.refresh-type=reflect",

spring-cloud-starter-tencent-polaris-config/src/test/java/com/tencent/cloud/polaris/config/listener/PolarisConfigRefreshOptimizationListenerTriggeredTest.java

@@ -59,7 +59,7 @@
 @ExtendWith(SpringExtension.class)
 @SpringBootTest(webEnvironment = DEFINED_PORT, classes = PolarisConfigRefreshOptimizationListenerTriggeredTest.TestApplication.class,
 		properties = {
-				"server.port=8081",
+				"server.port=48081",
 				"spring.cloud.polaris.address=grpc://127.0.0.1:10081",
 				"spring.cloud.polaris.config.connect-remote-server=false",
 				"spring.cloud.polaris.config.refresh-type=reflect",

spring-cloud-starter-tencent-polaris-ratelimit/src/main/java/com/tencent/cloud/polaris/ratelimit/filter/QuotaCheckReactiveFilter.java

@@ -18,6 +18,8 @@
 
 package com.tencent.cloud.polaris.ratelimit.filter;
 
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
 import java.nio.charset.StandardCharsets;
 import java.time.Duration;
 import java.util.Objects;
@@ -51,14 +53,16 @@
 import org.springframework.web.server.WebFilter;
 import org.springframework.web.server.WebFilterChain;
 
+import static com.tencent.cloud.common.constant.ContextConstant.UTF_8;
+
 /**
  * Reactive filter to check quota.
  *
  * @author Haotian Zhang, lepdou, kaiy, cheese8
  */
 public class QuotaCheckReactiveFilter implements WebFilter, Ordered {
 
-	private static final Logger LOGGER = LoggerFactory.getLogger(QuotaCheckReactiveFilter.class);
+	private static final Logger LOG = LoggerFactory.getLogger(QuotaCheckReactiveFilter.class);
 
 	private final LimitAPI limitAPI;
 
@@ -122,22 +126,28 @@ public Mono<Void> filter(ServerWebExchange exchange, WebFilterChain chain) {
 				response.getHeaders()
 						.add(HeaderConstant.INTERNAL_CALLEE_RET_STATUS, RetStatus.RetFlowControl.getDesc());
 				if (Objects.nonNull(quotaResponse.getActiveRule())) {
-					response.getHeaders()
-							.add(HeaderConstant.INTERNAL_ACTIVE_RULE_NAME, quotaResponse.getActiveRule().getName()
-									.getValue());
+					try {
+						String encodedActiveRuleName = URLEncoder.encode(
+								quotaResponse.getActiveRule().getName().getValue(), UTF_8);
+						response.getHeaders().add(HeaderConstant.INTERNAL_ACTIVE_RULE_NAME, encodedActiveRuleName);
+					}
+					catch (UnsupportedEncodingException e) {
+						LOG.error("Cannot encode {} for header internal-callee-activerule.",
+								quotaResponse.getActiveRule().getName().getValue(), e);
+					}
 				}
 				return response.writeWith(Mono.just(dataBuffer));
 			}
 			// Unirate
 			if (quotaResponse.getCode() == QuotaResultCode.QuotaResultOk && quotaResponse.getWaitMs() > 0) {
-				LOGGER.debug("The request of [{}] will waiting for {}ms.", path, quotaResponse.getWaitMs());
+				LOG.debug("The request of [{}] will waiting for {}ms.", path, quotaResponse.getWaitMs());
 				waitMs = quotaResponse.getWaitMs();
 			}
 		}
 		catch (Throwable t) {
 			// An exception occurs in the rate limiting API call,
 			// which should not affect the call of the business process.
-			LOGGER.error("fail to invoke getQuota, service is " + localService, t);
+			LOG.error("fail to invoke getQuota, service is " + localService, t);
 		}
 
 		if (waitMs > 0) {

spring-cloud-starter-tencent-polaris-ratelimit/src/main/java/com/tencent/cloud/polaris/ratelimit/filter/QuotaCheckServletFilter.java

@@ -19,6 +19,8 @@
 package com.tencent.cloud.polaris.ratelimit.filter;
 
 import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
 import java.util.Objects;
 import java.util.Set;
 
@@ -50,6 +52,8 @@
 import org.springframework.lang.Nullable;
 import org.springframework.web.filter.OncePerRequestFilter;
 
+import static com.tencent.cloud.common.constant.ContextConstant.UTF_8;
+
 /**
  * Servlet filter to check quota.
  *
@@ -115,8 +119,15 @@ protected void doFilterInternal(@NonNull HttpServletRequest request, @NonNull Ht
 				}
 				response.addHeader(HeaderConstant.INTERNAL_CALLEE_RET_STATUS, RetStatus.RetFlowControl.getDesc());
 				if (Objects.nonNull(quotaResponse.getActiveRule())) {
-					response.addHeader(HeaderConstant.INTERNAL_ACTIVE_RULE_NAME, quotaResponse.getActiveRule().getName()
-							.getValue());
+					try {
+						String encodedActiveRuleName = URLEncoder.encode(
+								quotaResponse.getActiveRule().getName().getValue(), UTF_8);
+						response.addHeader(HeaderConstant.INTERNAL_ACTIVE_RULE_NAME, encodedActiveRuleName);
+					}
+					catch (UnsupportedEncodingException e) {
+						LOG.error("Cannot encode {} for header internal-callee-activerule.",
+								quotaResponse.getActiveRule().getName().getValue(), e);
+					}
 				}
 				return;
 			}

spring-cloud-tencent-plugin-starters/spring-cloud-tencent-gateway-plugin/src/test/java/com/tencent/cloud/plugin/gateway/SCGPluginsAutoConfigurationTest.java

@@ -45,7 +45,7 @@
  */
 @ExtendWith(SpringExtension.class)
 @SpringBootTest(webEnvironment = DEFINED_PORT, classes = SCGPluginsAutoConfigurationTest.TestApplication.class,
-		properties = {"server.port=8081", "spring.config.location = classpath:application-test.yml",
+		properties = {"server.port=48081", "spring.config.location = classpath:application-test.yml",
 				"spring.cloud.tencent.plugin.scg.staining.rule-staining.enabled = true"})
 public class SCGPluginsAutoConfigurationTest {
 

spring-cloud-tencent-rpc-enhancement/src/main/java/com/tencent/cloud/rpc/enhancement/plugin/PolarisEnhancedPluginUtils.java

@@ -79,6 +79,7 @@ public final class PolarisEnhancedPluginUtils {
 	private static final List<HttpStatus> HTTP_STATUSES = toList(NOT_IMPLEMENTED, BAD_GATEWAY,
 			SERVICE_UNAVAILABLE, GATEWAY_TIMEOUT, HTTP_VERSION_NOT_SUPPORTED, VARIANT_ALSO_NEGOTIATES,
 			INSUFFICIENT_STORAGE, LOOP_DETECTED, BANDWIDTH_LIMIT_EXCEEDED, NOT_EXTENDED, NETWORK_AUTHENTICATION_REQUIRED);
+
 	private PolarisEnhancedPluginUtils() {
 
 	}
@@ -216,7 +217,15 @@ static String getActiveRuleNameFromRequest(HttpHeaders headers) {
 		if (headers != null && headers.containsKey(HeaderConstant.INTERNAL_ACTIVE_RULE_NAME)) {
 			Collection<String> values = headers.get(HeaderConstant.INTERNAL_ACTIVE_RULE_NAME);
 			if (CollectionUtils.isNotEmpty(values)) {
-				return com.tencent.polaris.api.utils.StringUtils.defaultString(new ArrayList<>(values).get(0));
+				String decodedActiveRuleName = "";
+				try {
+					decodedActiveRuleName = URLDecoder.decode(new ArrayList<>(values).get(0), UTF_8);
+				}
+				catch (UnsupportedEncodingException e) {
+					LOG.error("Cannot decode {} from header internal-callee-activerule.",
+							headers.get(HeaderConstant.INTERNAL_ACTIVE_RULE_NAME).get(0), e);
+				}
+				return com.tencent.polaris.api.utils.StringUtils.defaultString(decodedActiveRuleName);
 			}
 		}
 		return "";

spring-cloud-tencent-rpc-enhancement/src/test/java/com/tencent/cloud/rpc/enhancement/plugin/PolarisEnhancedPluginUtilsTest.java

@@ -17,9 +17,11 @@
 
 package com.tencent.cloud.rpc.enhancement.plugin;
 
+import java.io.UnsupportedEncodingException;
 import java.net.SocketTimeoutException;
 import java.net.URI;
 import java.net.URISyntaxException;
+import java.net.URLEncoder;
 import java.util.Arrays;
 import java.util.HashMap;
 
@@ -46,6 +48,7 @@
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.HttpStatus;
 
+import static com.tencent.cloud.common.constant.ContextConstant.UTF_8;
 import static com.tencent.polaris.test.common.Consts.NAMESPACE_TEST;
 import static com.tencent.polaris.test.common.Consts.SERVICE_PROVIDER;
 import static org.assertj.core.api.Assertions.assertThat;
@@ -324,13 +327,14 @@ public void testGetRetStatusFromRequest() {
 	}
 
 	@Test
-	public void testGetActiveRuleNameFromRequest() {
+	public void testGetActiveRuleNameFromRequest() throws UnsupportedEncodingException {
 
 		HttpHeaders headers = new HttpHeaders();
 		String ruleName = PolarisEnhancedPluginUtils.getActiveRuleNameFromRequest(headers);
 		assertThat(ruleName).isEqualTo("");
 
-		headers.set(HeaderConstant.INTERNAL_ACTIVE_RULE_NAME, "mock_rule");
+		String encodedRuleName = URLEncoder.encode("mock_rule", UTF_8);
+		headers.set(HeaderConstant.INTERNAL_ACTIVE_RULE_NAME, encodedRuleName);
 		ruleName = PolarisEnhancedPluginUtils.getActiveRuleNameFromRequest(headers);
 		assertThat(ruleName).isEqualTo("mock_rule");
 	}