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第 75 章 使用 KIE 服务器 REST API 执行测试场景

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与 KIE 服务器的 REST 端点直接交互,提供调用代码和决策逻辑定义之间的最分离。您可以使用 KIE 服务器 REST API 在外部执行测试场景。它针对已部署的项目执行测试场景。

注意

默认情况下禁用此功能,使用 org.kie.scenariosimulation.server.ext.disabled 系统属性启用它。

有关 KIE Server REST API 的更多信息,请参阅使用 KIE API 与 Red Hat Decision Manager 交互

先决条件

  • KIE 服务器是安装和配置的,包括具有 kie-server 角色的用户的已知用户名和凭证。有关安装选项,请参阅 规划 Red Hat Decision Manager 安装
  • 您已将项目构建为 KJAR 工件并将其部署到 KIE 服务器。
  • 您有 KIE 容器的 ID。

流程

  1. 确定用于访问 KIE 服务器 REST API 端点的基础 URL。这需要了解以下值(使用默认本地部署值作为示例):

    • 主机(本地主机
    • 端口(8080)
    • 根上下文(kie-server)
    • 基本 REST 路径(services/rest/)

    流量违反项目的本地部署中的基本 URL 示例:

    http://localhost:8080/kie-server/services/rest/server/containers/traffic_1.0.0-SNAPSHOT

  2. 确定用户身份验证要求。

    当在 KIE 服务器配置中直接定义用户时,使用 HTTP 基本身份验证并需要用户名和密码。成功请求需要该用户具有 kie-server 角色。

    以下示例演示了如何在 curl 请求中添加凭证:

    curl -u username:password <request>

    如果使用 Red Hat Single Sign-On 配置 KIE 服务器,则请求必须包含 bearer 令牌:

    curl -H "Authorization: bearer $TOKEN" <request>
  3. 指定请求和响应的格式。REST API 端点使用 XML 格式,并使用请求标头来设置:

    XML

    curl -H "accept: application/xml" -H "content-type: application/xml"

  4. 执行测试场景:

    [POST] server/containers/{containerId}/scesim

    curl 请求示例:

    curl -X POST "http://localhost:8080/kie-server/services/rest/server/containers/traffic_1.0.0-SNAPSHOT/scesim"\ -u 'wbadmin:wbadmin;' \ -H "accept: application/xml" -H "content-type: application/xml"\ -d @Violation.scesim

    XML 请求示例:

    <ScenarioSimulationModel version="1.8">
      <simulation>
        <scesimModelDescriptor>
          <factMappings>
            <FactMapping>
              <expressionElements/>
              <expressionIdentifier>
                <name>Index</name>
                <type>OTHER</type>
              </expressionIdentifier>
              <factIdentifier>
                <name>#</name>
                <className>java.lang.Integer</className>
              </factIdentifier>
              <className>java.lang.Integer</className>
              <factAlias>#</factAlias>
              <factMappingValueType>NOT_EXPRESSION</factMappingValueType>
              <columnWidth>70.0</columnWidth>
            </FactMapping>
            <FactMapping>
              <expressionElements/>
              <expressionIdentifier>
                <name>Description</name>
                <type>OTHER</type>
              </expressionIdentifier>
              <factIdentifier>
                <name>Scenario description</name>
                <className>java.lang.String</className>
              </factIdentifier>
              <className>java.lang.String</className>
              <factAlias>Scenario description</factAlias>
              <factMappingValueType>NOT_EXPRESSION</factMappingValueType>
              <columnWidth>300.0</columnWidth>
            </FactMapping>
            <FactMapping>
              <expressionElements>
                <ExpressionElement>
                  <step>Driver</step>
                </ExpressionElement>
                <ExpressionElement>
                  <step>Points</step>
                </ExpressionElement>
              </expressionElements>
              <expressionIdentifier>
                <name>0|1</name>
                <type>GIVEN</type>
              </expressionIdentifier>
              <factIdentifier>
                <name>Driver</name>
                <className>Driver</className>
              </factIdentifier>
              <className>number</className>
              <factAlias>Driver</factAlias>
              <expressionAlias>Points</expressionAlias>
              <factMappingValueType>NOT_EXPRESSION</factMappingValueType>
              <columnWidth>114.0</columnWidth>
            </FactMapping>
            <FactMapping>
              <expressionElements>
                <ExpressionElement>
                  <step>Violation</step>
                </ExpressionElement>
                <ExpressionElement>
                  <step>Type</step>
                </ExpressionElement>
              </expressionElements>
              <expressionIdentifier>
                <name>0|6</name>
                <type>GIVEN</type>
              </expressionIdentifier>
              <factIdentifier>
                <name>Violation</name>
                <className>Violation</className>
              </factIdentifier>
              <className>Type</className>
              <factAlias>Violation</factAlias>
              <expressionAlias>Type</expressionAlias>
              <factMappingValueType>NOT_EXPRESSION</factMappingValueType>
              <columnWidth>114.0</columnWidth>
            </FactMapping>
            <FactMapping>
              <expressionElements>
                <ExpressionElement>
                  <step>Violation</step>
                </ExpressionElement>
                <ExpressionElement>
                  <step>Speed Limit</step>
                </ExpressionElement>
              </expressionElements>
              <expressionIdentifier>
                <name>0|7</name>
                <type>GIVEN</type>
              </expressionIdentifier>
              <factIdentifier>
                <name>Violation</name>
                <className>Violation</className>
              </factIdentifier>
              <className>number</className>
              <factAlias>Violation</factAlias>
              <expressionAlias>Speed Limit</expressionAlias>
              <factMappingValueType>NOT_EXPRESSION</factMappingValueType>
              <columnWidth>114.0</columnWidth>
            </FactMapping>
            <FactMapping>
              <expressionElements>
                <ExpressionElement>
                  <step>Violation</step>
                </ExpressionElement>
                <ExpressionElement>
                  <step>Actual Speed</step>
                </ExpressionElement>
              </expressionElements>
              <expressionIdentifier>
                <name>0|8</name>
                <type>GIVEN</type>
              </expressionIdentifier>
              <factIdentifier>
                <name>Violation</name>
                <className>Violation</className>
              </factIdentifier>
              <className>number</className>
              <factAlias>Violation</factAlias>
              <expressionAlias>Actual Speed</expressionAlias>
              <factMappingValueType>NOT_EXPRESSION</factMappingValueType>
              <columnWidth>114.0</columnWidth>
            </FactMapping>
            <FactMapping>
              <expressionElements>
                <ExpressionElement>
                  <step>Fine</step>
                </ExpressionElement>
                <ExpressionElement>
                  <step>Points</step>
                </ExpressionElement>
              </expressionElements>
              <expressionIdentifier>
                <name>0|11</name>
                <type>EXPECT</type>
              </expressionIdentifier>
              <factIdentifier>
                <name>Fine</name>
                <className>Fine</className>
              </factIdentifier>
              <className>number</className>
              <factAlias>Fine</factAlias>
              <expressionAlias>Points</expressionAlias>
              <factMappingValueType>NOT_EXPRESSION</factMappingValueType>
              <columnWidth>114.0</columnWidth>
            </FactMapping>
            <FactMapping>
              <expressionElements>
                <ExpressionElement>
                  <step>Fine</step>
                </ExpressionElement>
                <ExpressionElement>
                  <step>Amount</step>
                </ExpressionElement>
              </expressionElements>
              <expressionIdentifier>
                <name>0|12</name>
                <type>EXPECT</type>
              </expressionIdentifier>
              <factIdentifier>
                <name>Fine</name>
                <className>Fine</className>
              </factIdentifier>
              <className>number</className>
              <factAlias>Fine</factAlias>
              <expressionAlias>Amount</expressionAlias>
              <factMappingValueType>NOT_EXPRESSION</factMappingValueType>
              <columnWidth>114.0</columnWidth>
            </FactMapping>
            <FactMapping>
              <expressionElements>
                <ExpressionElement>
                  <step>Should the driver be suspended?</step>
                </ExpressionElement>
              </expressionElements>
              <expressionIdentifier>
                <name>0|13</name>
                <type>EXPECT</type>
              </expressionIdentifier>
              <factIdentifier>
                <name>Should the driver be suspended?</name>
                <className>Should the driver be suspended?</className>
              </factIdentifier>
              <className>string</className>
              <factAlias>Should the driver be suspended?</factAlias>
              <expressionAlias>value</expressionAlias>
              <factMappingValueType>NOT_EXPRESSION</factMappingValueType>
              <columnWidth>114.0</columnWidth>
            </FactMapping>
          </factMappings>
        </scesimModelDescriptor>
        <scesimData>
          <Scenario>
            <factMappingValues>
              <FactMappingValue>
                <factIdentifier>
                  <name>Scenario description</name>
                  <className>java.lang.String</className>
                </factIdentifier>
                <expressionIdentifier>
                  <name>Description</name>
                  <type>OTHER</type>
                </expressionIdentifier>
                <rawValue class="string">Above speed limit: 10km/h and 30 km/h</rawValue>
              </FactMappingValue>
              <FactMappingValue>
                <factIdentifier>
                  <name>Driver</name>
                  <className>Driver</className>
                </factIdentifier>
                <expressionIdentifier>
                  <name>0|1</name>
                  <type>GIVEN</type>
                </expressionIdentifier>
                <rawValue class="string">10</rawValue>
              </FactMappingValue>
              <FactMappingValue>
                <factIdentifier>
                  <name>Violation</name>
                  <className>Violation</className>
                </factIdentifier>
                <expressionIdentifier>
                  <name>0|6</name>
                  <type>GIVEN</type>
                </expressionIdentifier>
                <rawValue class="string">&quot;speed&quot;</rawValue>
              </FactMappingValue>
              <FactMappingValue>
                <factIdentifier>
                  <name>Violation</name>
                  <className>Violation</className>
                </factIdentifier>
                <expressionIdentifier>
                  <name>0|7</name>
                  <type>GIVEN</type>
                </expressionIdentifier>
                <rawValue class="string">100</rawValue>
              </FactMappingValue>
              <FactMappingValue>
                <factIdentifier>
                  <name>Violation</name>
                  <className>Violation</className>
                </factIdentifier>
                <expressionIdentifier>
                  <name>0|8</name>
                  <type>GIVEN</type>
                </expressionIdentifier>
                <rawValue class="string">120</rawValue>
              </FactMappingValue>
              <FactMappingValue>
                <factIdentifier>
                  <name>Fine</name>
                  <className>Fine</className>
                </factIdentifier>
                <expressionIdentifier>
                  <name>0|11</name>
                  <type>EXPECT</type>
                </expressionIdentifier>
                <rawValue class="string">3</rawValue>
              </FactMappingValue>
              <FactMappingValue>
                <factIdentifier>
                  <name>Fine</name>
                  <className>Fine</className>
                </factIdentifier>
                <expressionIdentifier>
                  <name>0|12</name>
                  <type>EXPECT</type>
                </expressionIdentifier>
                <rawValue class="string">500</rawValue>
              </FactMappingValue>
              <FactMappingValue>
                <factIdentifier>
                  <name>Should the driver be suspended?</name>
                  <className>Should the driver be suspended?</className>
                </factIdentifier>
                <expressionIdentifier>
                  <name>0|13</name>
                  <type>EXPECT</type>
                </expressionIdentifier>
                <rawValue class="string">&quot;No&quot;</rawValue>
              </FactMappingValue>
              <FactMappingValue>
                <factIdentifier>
                  <name>#</name>
                  <className>java.lang.Integer</className>
                </factIdentifier>
                <expressionIdentifier>
                  <name>Index</name>
                  <type>OTHER</type>
                </expressionIdentifier>
                <rawValue class="string">1</rawValue>
              </FactMappingValue>
            </factMappingValues>
          </Scenario>
        </scesimData>
      </simulation>
      <background>
        <scesimModelDescriptor>
          <factMappings>
            <FactMapping>
              <expressionElements/>
              <expressionIdentifier>
                <name>1|1</name>
                <type>GIVEN</type>
              </expressionIdentifier>
              <factIdentifier>
                <name>Empty</name>
                <className>java.lang.Void</className>
              </factIdentifier>
              <className>java.lang.Void</className>
              <factAlias>Instance 1</factAlias>
              <expressionAlias>PROPERTY 1</expressionAlias>
              <factMappingValueType>NOT_EXPRESSION</factMappingValueType>
              <columnWidth>114.0</columnWidth>
            </FactMapping>
          </factMappings>
        </scesimModelDescriptor>
        <scesimData>
          <BackgroundData>
            <factMappingValues>
              <FactMappingValue>
                <factIdentifier>
                  <name>Empty</name>
                  <className>java.lang.Void</className>
                </factIdentifier>
                <expressionIdentifier>
                  <name>1|1</name>
                  <type>GIVEN</type>
                </expressionIdentifier>
              </FactMappingValue>
            </factMappingValues>
          </BackgroundData>
        </scesimData>
      </background>
      <settings>
        <dmnFilePath>src/main/resources/org/kie/example/traffic/traffic_violation/Traffic Violation.dmn</dmnFilePath>
        <type>DMN</type>
        <fileName></fileName>
        <dmnNamespace>https://kiegroup.org/dmn/_A4BCA8B8-CF08-433F-93B2-A2598F19ECFF</dmnNamespace>
        <dmnName>Traffic Violation</dmnName>
        <skipFromBuild>false</skipFromBuild>
        <stateless>false</stateless>
      </settings>
      <imports>
        <imports/>
      </imports>
    </ScenarioSimulationModel>

    XML 响应示例:

    <?xml version="1.0" encoding="UTF-8" standalone="yes"?>
    <response type="SUCCESS" msg="Test Scenario successfully executed">
          <scenario-simulation-result>
                <run-count>5</run-count>
                <ignore-count>0</ignore-count>
                <run-time>31</run-time>
          </scenario-simulation-result>
    </response>
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