WSO2 4.1.0请求时Token验证报错：URI主机名无效如何解决？

问题核心 #

报错URI does not specify a valid host name: https:9443/oauth2/jwks的根本原因是JWKS端点URL格式错误——正常的HTTPS URL应该是https://<hostname>:9443/oauth2/jwks，这里漏掉了https://中的双斜杠，导致HTTP客户端无法解析主机名。

排查与解决步骤 #

• 检查服务提供商的OAuth配置
  登录APIM管理控制台，进入「主菜单 > 配置 > 服务提供商」，找到对应服务提供商的「OAuth/OpenID Connect配置」，确认JWKS端点URL是否完整，必须包含https://前缀（比如https://localhost:9443/oauth2/jwks）。

• 检查API安全策略配置
  进入「API > 已发布的API」，打开出问题的API，切换到「安全」标签页，查看OAuth2相关配置里的JWKS端点设置，修正格式错误的URL。

• 检查deployment.toml配置
  打开APIM安装目录下的<APIM_HOME>/repository/conf/deployment.toml，搜索jwks_endpoint相关配置项，确保值是正确的HTTPS URL格式，比如：

  [apim.oauth_config]
  jwks_endpoint = "https://localhost:9443/oauth2/jwks"
  

• 验证JWT Token的issuer声明
  用JWT解码工具解析报错的Token，查看iss字段的值。如果这个值是类似https:9443/oauth2/token的错误格式，说明Token生成方（比如身份提供者）的issuer配置有误，需要到对应配置中修正issuer的完整URL。

错误堆栈信息 #

TID: [-1234] [] [2022-09-18 02:12:30,642] ERROR {org.wso2.carbon.apimgt.impl.jwt.JWTValidatorImpl} - Error while parsing JWT org.apache.http.client.ClientProtocolException: URI does not specify a valid host name: https:9443/oauth2/jwks
at org.apache.http.impl.client.CloseableHttpClient.determineTarget(CloseableHttpClient.java:95)
at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:83)
at org.apache.http.impl.client.CloseableHttpClient.execute(CloseableHttpClient.java:108)
at org.wso2.carbon.apimgt.impl.utils.JWTUtil.retrieveJWKSConfiguration_aroundBody0(JWTUtil.java:58)
at org.wso2.carbon.apimgt.impl.utils.JWTUtil.retrieveJWKSConfiguration(JWTUtil.java:52)
at org.wso2.carbon.apimgt.impl.jwt.JWTValidatorImpl.retrieveJWKSet_aroundBody22(JWTValidatorImpl.java:227)
at org.wso2.carbon.apimgt.impl.jwt.JWTValidatorImpl.retrieveJWKSet(JWTValidatorImpl.java:224)
at org.wso2.carbon.apimgt.impl.jwt.JWTValidatorImpl.validateSignature_aroundBody8(JWTValidatorImpl.java:145)
at org.wso2.carbon.apimgt.impl.jwt.JWTValidatorImpl.validateSignature(JWTValidatorImpl.java:135)
at org.wso2.carbon.apimgt.impl.jwt.JWTValidatorImpl.validateToken_aroundBody0(JWTValidatorImpl.java:62)
at org.wso2.carbon.apimgt.impl.jwt.JWTValidatorImpl.validateToken(JWTValidatorImpl.java:57)
at org.wso2.carbon.apimgt.impl.jwt.JWTValidationServiceImpl.validateJWTToken_aroundBody0(JWTValidationServiceImpl.java:44)
at org.wso2.carbon.apimgt.impl.jwt.JWTValidationServiceImpl.validateJWTToken(JWTValidationServiceImpl.java:36)
at org.wso2.carbon.apimgt.gateway.handlers.security.jwt.JWTValidator.getJwtValidationInfo_aroundBody32(JWTValidator.java:691)
at org.wso2.carbon.apimgt.gateway.handlers.security.jwt.JWTValidator.getJwtValidationInfo(JWTValidator.java:659)
at org.wso2.carbon.apimgt.gateway.handlers.security.jwt.JWTValidator.authenticate_aroundBody0(JWTValidator.java:174)
at org.wso2.carbon.apimgt.gateway.handlers.security.jwt.JWTValidator.authenticate(JWTValidator.java:142)
at org.wso2.carbon.apimgt.gateway.handlers.security.oauth.OAuthAuthenticator.authenticate_aroundBody4(OAuthAuthenticator.java:301)
at org.wso2.carbon.apimgt.gateway.handlers.security.oauth.OAuthAuthenticator.authenticate(OAuthAuthenticator.java:111)
at org.wso2.carbon.apimgt.gateway.handlers.security.APIAuthenticationHandler.isAuthenticate_aroundBody56(APIAuthenticationHandler.java:522)
at org.wso2.carbon.apimgt.gateway.handlers.security.APIAuthenticationHandler.isAuthenticate(APIAuthenticationHandler.java:516)
at org.wso2.carbon.apimgt.gateway.handlers.security.APIAuthenticationHandler.handleRequest_aroundBody46(APIAuthenticationHandler.java:402)
at org.wso2.carbon.apimgt.gateway.handlers.security.APIAuthenticationHandler.handleRequest(APIAuthenticationHandler.java:353)
at org.apache.synapse.api.API.process(API.java:403)
at org.apache.synapse.api.AbstractApiHandler.apiProcessNonDefaultStrategy(AbstractApiHandler.java:107)
at org.apache.synapse.api.AbstractApiHandler.identifyAPI(AbstractApiHandler.java:127)
at org.apache.synapse.api.AbstractApiHandler.dispatchToAPI(AbstractApiHandler.java:59)
at org.apache.synapse.api.rest.RestRequestHandler.dispatchToAPI(RestRequestHandler.java:90)
at org.apache.synapse.api.rest.RestRequestHandler.process(RestRequestHandler.java:76)
at org.apache.synapse.rest.RESTRequestHandler.process(RESTRequestHandler.java:54)
at org.apache.synapse.core.axis2.Axis2SynapseEnvironment.injectMessage(Axis2SynapseEnvironment.java:344)
at org.apache.synapse.core.axis2.SynapseMessageReceiver.receive(SynapseMessageReceiver.java:101)
at org.apache.axis2.engine.AxisEngine.receive(AxisEngine.java:180)
at org.apache.synapse.transport.passthru.ServerWorker.processNonEntityEnclosingRESTHandler(ServerWorker.java:376)
at org.apache.synapse.transport.passthru.ServerWorker.run(ServerWorker.java:190)
at org.apache.axis2.transport.base.threads.NativeWorkerPool$1.run(NativeWorkerPool.java:172)
at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
at java.base/java.lang.Thread.run(Thread.java:829)

内容的提问来源于stack exchange，提问作者Yaroslav