Apache UNOMI事件属性分群创建问题求助

我已经折腾Apache Unomi两周了，搞定了用户会话、事件上报，也成功基于用户属性、事件类型创建了分群，但卡在了基于事件属性创建分群这一步，求帮忙看看哪里错了！

上报的事件结构 #

我发送给Unomi的事件是这样的：

{ 
  "source":{ 
    "itemType":"pageView", 
    "scope":"the-coolest-website", 
    "itemId":"pageView" 
  }, 
  "events":[ 
    { 
      "eventType":"view", 
      "scope":"the-coolest-website", 
      "source":{ 
        "itemType":"pageView", 
        "scope":"the-coolest-website", 
        "itemId":"pageView" 
      }, 
      "properties":{ 
        "myProperty":"myValue" 
      } 
    } 
  ] 
}

有问题的事件属性分群配置 #

我想创建一个包含myProperty:myValue事件属性的用户分群，配置如下，但它识别不到符合条件的用户：

{ 
  "metadata": { 
    "id": "myPropertySegment", 
    "name": "myPropertySegment", 
    "scope":"the-coolest-website", 
    "description": "The user has this segment if it has acessed our products Website.", 
    "readOnly": true 
  }, 
  "condition": { 
    "parameterValues": { 
      "subConditions": [ 
        { 
          "parameterValues": { 
            "propertyName": "myProperty", 
            "comparisonOperator": "equals", 
            "propertyValue": "myValue" 
          }, 
          "type": "eventPropertyCondition" 
        } 
      ], 
      "operator": "and" 
    }, 
    "type": "booleanCondition" 
  } 
}

能正常工作的事件类型分群配置 #

对比之下，我基于事件类型创建的分群是正常的：

{ 
  "metadata": { 
    "id": "eventCondition", 
    "name": "eventCondition", 
    "scope": "the-coolest-website", 
    "description": "The user has this segment if it has acessed our products Website.", 
    "readOnly": true 
  }, 
  "condition": { 
    "parameterValues": { 
      "subConditions": [ 
        { 
          "parameterValues": { 
            "propertyName": "eventType", 
            "comparisonOperator": "equals", 
            "propertyValue": "myAwesomeUserEvent" 
          }, 
          "type": "eventTypeCondition" 
        } 
      ], 
      "operator": "and" 
    }, 
    "type": "booleanCondition" 
  } 
}

问题排查与修正 #

你的事件属性分群配置漏了一个关键参数：指定要检查的事件类型！

Apache Unomi的eventPropertyCondition需要明确关联对应的eventType，否则Unomi不知道要去匹配哪一类事件的属性。你当前的配置只检查了属性键值对，但没有限定是view类型的事件，所以无法匹配到你上报的事件。

修正后的配置应该在eventPropertyCondition的parameterValues里加上eventType参数：

{ 
  "metadata": { 
    "id": "myPropertySegment", 
    "name": "myPropertySegment", 
    "scope":"the-coolest-website", 
    "description": "The user has this segment if it has accessed our products Website.", 
    "readOnly": true 
  }, 
  "condition": { 
    "parameterValues": { 
      "subConditions": [ 
        { 
          "parameterValues": { 
            "eventType": "view", // 新增：指定要检查的事件类型
            "propertyName": "myProperty", 
            "comparisonOperator": "equals", 
            "propertyValue": "myValue" 
          }, 
          "type": "eventPropertyCondition" 
        } 
      ], 
      "operator": "and" 
    }, 
    "type": "booleanCondition" 
  } 
}

另外注意你配置里的拼写错误：acessed应该是accessed，虽然不影响功能，但建议修正。

内容的提问来源于stack exchange，提问作者Neha Kumari