这是我的第一个骆驼 HTTP4 实现并且遇到了麻烦。我没有收到任何响应,好像到 URI 的路由错误并且消息消失了???它不会让它出现 HTTP4 调用吗?
使用骆驼版本 2.17.0.redhat-630310,java 8
我的 pom 有依赖
<dependency>
<groupId>org.apache.camel</groupId>
<artifactId>camel-http4</artifactId>
</dependency>
我的路线
<route
id="core.getToken.route"
autoStartup="true" >
<from id="getToken" ref="getToken" />
<process ref="uAARequestTokenProcessor" />
<log message="Message after uAARequestTokenProcessor: ${body}" loggingLevel="INFO"/>
<setHeader headerName="CamelHttpMethod">
<constant>POST</constant>
</setHeader>
<to uri="http4://dummyhost" />
<log message="After HTTP4 POST: ${body}" loggingLevel="INFO"/>
<to uri="{{accessToken}}" />
</route>
我调用 uAARequestTokenProcessor 来调节出站消息。
public class UAARequestTokenProcessor implements Processor {
private static final Logger LOG = LoggerFactory.getLogger(UAARequestTokenProcessor.class);
@Override
public void process(Exchange exchange) throws Exception {
LOG.info("Entering UAA Request Token Processor: start " );
final String clientId = (String)exchange.getIn().getHeader("CLIENTID");
final byte[] ClientId = clientId.getBytes("UTF-8");
final String userName = (String)exchange.getIn().getHeader("USERNAME");
final String password = (String)exchange.getIn().getHeader("PASSWORD");
final String tokenUrl = (String)exchange.getIn().getHeader("TOKENURL");
LOG.info("ClientId: " + new String(ClientId));
LOG.info("userName: " + userName);
LOG.info("password: " + password);
LOG.info("tokenUrl: " + tokenUrl);
LOG.info("Processing UAA token request for Client ID: " + clientId + " and User Name: " + userName);
LOG.info("Before Base64 encryption of Client ID: " + new String(ClientId));
StringBuilder authHeader = new StringBuilder("Basic ");
authHeader.append(Base64.getEncoder().encodeToString(ClientId));
LOG.info("after Base64 encryption of Client ID: " + authHeader.toString());
String body = String.format("grant_type=password&username=%s&password=%s",
URLEncoder.encode(userName, "UTF-8"), //Translates a string into x-www-form-urlencoded format
URLEncoder.encode(password, "UTF-8"));
LOG.info("HTTP BODY: " + body);
exchange.getIn().setHeader(Exchange.HTTP_URI, tokenUrl);
exchange.getIn().setHeader(Exchange.CONTENT_TYPE, "MediaType.APPLICATION_FORM_URLENCODE");
exchange.getIn().setHeader("Authorization", authHeader.toString());
exchange.getIn().setBody(body);
LOG.info("Exchange.HTTP_URI: " + exchange.getIn().getHeader("Exchange.HTTP_URI"));
LOG.info("Exchange.CONTENT_TYPE: " + exchange.getIn().getHeader("Exchange.CONTENT_TYPE"));
LOG.info("Authorization: " + exchange.getIn().getHeader("Authorization"));
LOG.info("Exiting UAA Request Token Processor: Finish " );
}
}
在我看来,除非 HTTP4 的标头不同,否则没有设置 Exchange.HTTP_URI 或 HTTP 标头?但我正在关注 HTTP4 文档,https://github.com/apache/camel/blob/master/components/camel-http4/src/main/docs/http4-component.adoc
发生的事情是在处理器内部我尝试读取 HTTP 标头并显示它们在设置后为空。
Entering UAA Request Token Processor: start
ClientId: ingestor.57e72dd3-6f9e-4931-b4bc-cd04eaaff3e3.1f7dbe12-2372-439e-8104-06a5f4098ec9
userName: 5c0642fe-a495-44db-93f7-67056fa2c061_ingestor
password: 154f0252d166f27b5e21ef171b02a79f41a0daf3
tokenUrl: http4://d1e53858-2903-4c21-86c0-95edc7a5cef2.predix-uaa.run.aws-usw02-pr.ice.predix.io/oauth/token
Processing UAA token request for Client ID: ingestor.57e72dd3-6f9e-4931-b4bc-cd04eaaff3e3.1f7dbe12-2372-439e-8104-06a5f4098eff9 and User Name: 5c0232fe-a495-44db-94f7-67156fa2c061_ingestor
Before Base64 encryption of Client ID: ingestor.57e72dd3-6f9e-4931-b4bc-cd04eaaff3e3.1f7dbe12-2372-439e-8104-06a5f4098eff9
after Base64 encryption of Client ID: Basic aW5nZXN0b3IuNTdlNzJkZDMtNmY5ZS00OTMxLWI0YmMtY2QwNGVhYWZmM2UzLjFmN2RiZTEyLTIzNzItNDM5ZS04MTA0LTA2YTVmNDA5OGVjOQ==
HTTP BODY: grant_type=password&username=5c0232fe-a495-44db-94f7-67156fa2c061_ingestor&password=154f0252d166f27b5e21ef171b02beebop
Exchange.HTTP_URI: null
Exchange.CONTENT_TYPE: null
Authorization: Basic aW5nZXN0b3IuNTdlNzJkZDMtNmY5ZS00OTMxLWI0YmMtY2QwNGVhYWZmM2UzLjFmN2RiZTEyLTIzNzItNDM5ZS04MTA0LTA2YTVmNDA5OGVjOQ==
Exiting UAA Request Token Processor: Finish
堆栈跟踪显示标头,但不显示为 EXCHANGE.HTTP_URI
2018-04-23 13:17:29,203 | INFO | ile://ge-ip/core | Tracer | 231 - org.apache.camel.camel-core - 2.17.0.redhat-630310 | ID-alphprdfuse2i-44477-1524503724804-3-52 >>>
(core.getToken.route) setHeader[CamelHttpMethod, POST] --> http4://predhost <<< Pattern:InOnly,
Headers:{Authorization=Basic aW5nZXN0b3IuNTdlNzJkZDMtNmY5ZS00OTMxLWI0YmMtY2QwNGVhYWZmM2UzLjFmN2RiZTEyLTIzNzItNDM5ZS04MTA0LTA2YTVmNDA5OGVjOQ==,
breadcrumbId=ID-alphprdfuse2i-44477-1524503724804-3-50,
CamelFileAbsolute=false,
CamelFileAbsolutePath=/app/iprctest/jboss-fuse-6.3.0.redhat-310/ge-ip/core/Noble/nst_dge-1_2018-04-10_19-55-10.CSV, CamelFileLastModified=1524503800000,
CamelFileLength=3706, CamelFileName=Noble/nst_dge-1_2018-04-10_19-55-10.CSV, CamelFileNameConsumed=Noble/nst_dge-1_2018-04-10_19-55-10.CSV, CamelFileNameOnly=nst_dge-1_2018-04-10_19-55-10.CSV,
CamelFileNameProduced=ge-ip/upload/Noble/nst_dge-1_2018-04-10_19-55-10.CSV, CamelFileParent=ge-ip/core/Noble,
CamelFilePath=ge-ip/core/Noble/nst_dge-1_2018-04-10_19-55-10.CSV, CamelFileRelativePath=Noble/nst_dge-1_2018-04-10_19-55-10.CSV, CamelHttpMethod=POST,
CamelHttpUri=http4://d1e53858-2903-4c21-86c0-95edc7a5cef2.pred-uaa.run.aws-usw02-pr.ice.pred.io/oauth/token,
CLIENTID=ingestor.57e72dd3-6f9e-4931-b4bc-cd04eaaff3e3.1f7dbe12-2372-439e-8104-06a5f4098ec9,
Content-Type=MediaType.APPLICATION_FORM_URLENCODE,
CUSTKEY=Noble, PASSWORD=154f0252d166f27b5e21a79f41a0daf3,
TENANTUUID=c0642fe-a495-44db-93f7-67056fa2c061,
TOKENURL=http4://d1e53858-2903-4c21-86c0-95edc7f2.pred-uaa.run.aws-usw02-pr.ice.pred.io/oauth/token,
UPLOADURL=http4://apm-times-query-svc-prod.app-api.aws-usw02-pr.pred.io/v2/time_series/upload,
USERNAME=5c0642fe-a495-44db-93f7-67056fa2c061_ingestor},
BodyType:String, Body:grant_type=password&username=5c0642fe-a495-44db-93f7-2c061_ingestor&password=154f0252d166f2ef171b02a79f41a0daf3
http4://predhost 是 spring XML 中的一个虚拟 URI,应该被 exchange.getIn().setHeader(Exchange.HTTP_URI, tokenUrl) 覆盖;
在进行到 HTTP4:// 之后,我永远不会到达 URL 端点,也永远不会到达日志消息
<to uri="http4://predixhost" />
<log message="After HTTP4 POST: ${body}" loggingLevel="INFO"/>
我已经尝试了以下但仍然没有得到回应,没有例外,什么都没有。将标头 CamelHttpUri 设置为覆盖默认的虚拟 uri 和动态 toD,???
<route
id="core.getToken.route"
autoStartup="true" >
<from id="getToken" ref="getToken" />
<process ref="uAARequestTokenProcessor" />
<!-- <log message="Message after uAARequestTokenProcessor: ${body}" loggingLevel="INFO"/> -->
<setHeader headerName="CamelHttpMethod">
<constant>POST</constant>
</setHeader>
<!-- <setHeader headerName="CamelHttpUri">
<simple>${header.TOKENURL}</simple>
</setHeader> -->
<toD uri="${header.TOKENURL}" />
<log message="After HTTP4 POST: ${body}" loggingLevel="INFO"/>
<to uri="{{accessToken}}" />
</route>
我不知道出了什么问题?我无法得到响应,一个异常,看起来我无法发送到 HTTP4 端点。我现在到达,在环境中验证了我的代理设置,并在骆驼上下文中尝试过,我不知道发生了什么或做什么,我没有继续记录信息,...
<camelContext
id="com.passthru.coreCamelContext"
trace="true"
xmlns="http://camel.apache.org/schema/blueprint"
allowUseOriginalMessage="false"
streamCache="true"
errorHandlerRef="deadLetterErrorHandler" >
<properties>
<property key="http.proxyHost" value="PITC-Zscaler-Americas-Cin.proxy.corporate.comp.com"/>
<property key="http.proxyPort" value="80"/>
</properties>
<streamCaching id="CacheConfig"
spoolUsedHeapMemoryThreshold="70"
anySpoolRules="true"/>
我尝试过使用 CURL 并且它可以从命令行工作,我尝试过使用 Postman 并且它可以工作。谢谢你的帮助。
这是做什么的,只需向 UAA(https) 服务发布一条消息,其正文为:
grant_type=password&username=myUserName&password=myPassword
和标题:
Content-Type=application/x-www-form-urlencoded
Authorization=Basic aW5nZXN0b3IuNTdlNzJkZDMt==
服务器将发出访问令牌。
像这个邮递员的例子:
OkHttpClient client = new OkHttpClient();
MediaType mediaType = MediaType.parse("application/x-www-form-urlencoded");
RequestBody body = RequestBody.create(mediaType, "username=93f7c061_ingestor&password=15a79f41a0daf3&grant_type=password");
Request request = new Request.Builder()
.url("https://d1e53858-2903-4c21-86c0-95edc7a5cef2.uaa.run.aws-usw02-pr.ice.io/oauth/token")
.post(body)
.addHeader("Content-Type", "application/x-www-form-urlencoded")
.addHeader("Authorization", "Basic aW5nZXN0b3IuNTdlNzJkZDMtNmY5ZS00OTMxLWI0YmMtY2QwNGVhYWZmM2UzLjFmN2RiZTEyLTIzNzItNDM5ZS04MTA0LTA2YTVmNDA5OGVjOTo=")
.addHeader("Cache-Control", "no-cache")
.addHeader("Postman-Token", "ad8ba9b0-6215-4c53-a6ef-b3a5bf7901f6")
.build();
Response response = client.newCall(request).execute();
您好,我希望有人可以提供帮助,我被卡住了。我已经确认,我相信 HTTP4 端点不工作。我有一个死信队列
<bean id="deadLetterErrorHandler" class="org.apache.camel.builder.DeadLetterChannelBuilder">
<property name="deadLetterUri" value="${deadLetterQueue}"/>
<property name="redeliveryPolicy" ref="redeliveryPolicyConfig"/>
</bean>
<bean id="redeliveryPolicyConfig" class="org.apache.camel.processor.RedeliveryPolicy">
<property name="maximumRedeliveries" value="3"/>
</bean>
发送到此端点的每个交换都尝试 3 次,然后发送到死信队列。死信队列中的消息内容应该发送到 HTTP4 端点,从而发送到 UAA 服务。
├── deadletterqueue
│ ├── ID-alphprdfuse2i-36326-1524606956414-3-65
grant_type=password&username=5c0642fe_ingestor&password=02a79f41a0daf3
导致这个的消息头看起来也不错。
core.getToken.route) log[HTTP4 POST body: ${body}] --> http4://d1e53858-2903-4c21-86c0-95edc7a5cef2.uaa.run.aws-usw02.io:443/oauth/token?throwExceptionOnFailure=false <<< Pattern:InOnly, Headers:{Authorization=Basic aW5nZXN0b3IuNTdlNzJkZDMtNmY5ZS00OTMxLWI0YmMtY2QwNGVhYWZmM2UzLjFmN2RiZTEyLTIzNzItNDM5ZS04MTA0LTA2YTVmNDA5OGVjOQ==, CamelHttpCharacterEncoding=UTF-8, CamelHttpMethod=POST, CamelHttpUri=http4://d1e53858-2903-4c21-86c0-95edc7a5cef2.uaa.run.aws.io:443/oauth/token, Content-Type=MediaType.APPLICATION_FORM_URLENCODE, TOKENURL=http4://d95edc7a5cef2.uaa.run.aws-usw02-pr.ice.io:443/oauth/token}, BodyType:String, Body:grant_type=password&username=5c06-a495-44db-93f7-67056fa2c061_ingestor&password=7b5e21ef171b02a79f41a0daf3
我确信我实现 HTTP4 的方式一定有问题。我不需要公开一个 Web 服务,我只需要推送它。我不能让它工作。请帮忙。