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我使用 OpenAM 作为内部 IDP 服务。我正在使用的流程是 IDP 发起的，我正在使用以下链接：

http://127.0.0.1:8080/openam/idpssoinit?metaAlias=%2Fidp&spEntityID=https%3A%2F%2Fmcrmpssso.maxlifeinsurance.com%2Fybl%2Fsps%2Fsamlybl%2Fsaml20

SP metadata.xml 如下：

<?xml version="1.0"?>
<md:EntityDescriptor xmlns:md="urn:oasis:names:tc:SAML:2.0:metadata" validUntil="2020-06-06T05:29:49Z" cacheDuration="PT604800S" entityID="https://mcrmpssso.maxlifeinsurance.com/ybl/sps/samlybl/saml20">
  <md:SPSSODescriptor AuthnRequestsSigned="false" WantAssertionsSigned="false" protocolSupportEnumeration="urn:oasis:names:tc:SAML:2.0:protocol">
    <!--md:KeyDescriptor use="signing">
      <ds:KeyInfo xmlns:ds="http://www.w3.org/2000/09/xmldsig#">
        <ds:X509Data>
          <ds:X509Certificate>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</ds:X509Certificate>
        </ds:X509Data>
      </ds:KeyInfo>
    </md:KeyDescriptor>
    <md:KeyDescriptor use="encryption">
      <ds:KeyInfo xmlns:ds="http://www.w3.org/2000/09/xmldsig#">
        <ds:X509Data>
          <ds:X509Certificate>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</ds:X509Certificate>
        </ds:X509Data>
      </ds:KeyInfo>
    <md:EncryptionMethod Algorithm="http://www.w3.org/2001/04/xmlenc#rsa-1_5"/>
    </md:KeyDescriptor-->
    <md:NameIDFormat>urn:oasis:names:tc:SAML:1.1:nameid-format:unspecified</md:NameIDFormat>
    <md:NameIDFormat>urn:oasis:names:tc:SAML:2.0:nameid-format:persistent</md:NameIDFormat>
    <md:NameIDFormat>urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress</md:NameIDFormat>
    <md:NameIDFormat>urn:oasis:names:tc:SAML:2.0:nameid-format:transient</md:NameIDFormat>
    <md:AssertionConsumerService Binding="urn:oasis:names:tc:SAML:2.0:bindings:HTTP-POST" Location="https://mcrmpssso.maxlifeinsurance.com/ybl/sps/samlybl/saml20/login" index="1"/>
    <!--md:Organization>
        <md:OrganizationName xml:lang="en">MLIC</md:OrganizationName>
        <md:OrganizationDisplayName xml:lang="en">MLIC</md:OrganizationDisplayName>
        <md:OrganizationURL xml:lang="en"/>
    </md:Organization-->
  </md:SPSSODescriptor>
</md:EntityDescriptor>

IDP 配置的 NameID 格式和值： 在此处输入图像描述

SP 配置的 NameID 格式： 在此处输入图像描述

OpenAM 的堆栈跟踪：

libSAML2:04/05/2020 08:05:57:847 PM UTC: Thread[http-nio-8080-exec-5,5,main]: TransactionId[bf5ec287-6206-4f48-bba0-f968efd3146f-32206]
ERROR: Error processing request
com.sun.identity.saml2.common.SAML2Exception: Unable to generate NameID value.
    at com.sun.identity.saml2.plugins.DefaultIDPAccountMapper.getNameID(DefaultIDPAccountMapper.java:114)
    at com.sun.identity.saml2.profile.IDPSSOUtil.getSubject(IDPSSOUtil.java:1618)
    at com.sun.identity.saml2.profile.IDPSSOUtil.getAssertion(IDPSSOUtil.java:1009)
    ...

几个小时以来，我一直被这个问题困扰。请帮忙。

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1 回答 1

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您需要检查配置的用户数据存储是否配置了用户主体身份属性“uid”（请参阅​​ NameID 值映射屏幕截图），并且您需要确保为执行 IdP 发起的 SSO 流的用户设置了一个值。出于测试目的，您可以通过添加请求参数显式指定要使用的 NameID 格式NameIDFormat=urn:oasis:names:tc:SAML:1.1:nameid-format:unspecified

于 2020-04-06T09:10:55.133 回答