Page Comparison

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• Copy the following client libraries to the < ESB_HOME>/repository/components/lib directory.
  • axis2-transport-mqtt-1.0.0.jar
  • mqtt-client-0.4.0.jar

• Add the XML configuration for the inbound endpoint as follows:

  Code Block
  language xml title Insequence
  <inboundEndpoint xmlns="http://ws.apache.org/ns/synapse" name="test" sequence="TestIn" onError="TestIn" protocol="mqtt" suspend="false"> <parameters> <parameter name="sequential">true</parameter> <parameter name="mqtt.connection.factory">mqttFactory</parameter> <parameter name="mqtt.server.host.name">localhost</parameter> <parameter name="mqtt.server.port">1883</parameter> <parameter name="mqtt.topic.name">esb.test2</parameter> <parameter name="mqtt.subscription.qos">2</parameter> <parameter name="content.type">application/xml</parameter> <parameter name="mqtt.session.clean">false</parameter> <parameter name="mqtt.ssl.enable">false</parameter> <parameter name="mqtt.subscription.username">elil1</parameter> <parameter name="mqtt.subscription.password">e13</parameter> <parameter name="mqtt.temporary.store.directory">my</parameter> <parameter name="mqtt.blocking.sender">false</parameter> </parameters> </inboundEndpoint>

   

   

  Code Block
  language xml title TestIn
  <sequence xmlns="http://ws.apache.org/ns/synapse" name="TestIn"> <log level="full"/> <drop/> </sequence>

   

   

For publisher ESB 

Download wso2esb-4.9.0-BETA-SNAPSHOT and do the following configuration changes.

• Upload the mqtt-connector-1.0.0.zip to esb. 

• Add the following proxy and local entries.

  Code Block
  language xml title Proxy
  <proxy xmlns="http://ws.apache.org/ns/synapse" name="mqttXML" transports="https http" startOnLoad="true" trace="disable"> <description/> <target> <inSequence> <property name="msg" expression="//msg"/> <mqtt.publish configKey="xxx"> <topic>esb.test2</topic> <qos>2</qos> <msg>{$ctx:msg}</msg> <retained>true</retained> <disconnectAfter>false</disconnectAfter> </mqtt.publish> <respond/> </inSequence> <outSequence/> <faultSequence/> </target> </proxy>

   

   

  Code Block
  language xml title Local Entry
  <localEntry xmlns="http://ws.apache.org/ns/synapse" key="xxx"> <mqtt.init> <hostName>localhost</hostName> <port>1883</port> <sslEnable>false</sslEnable> <asyncClientEnable>true</asyncClientEnable> <username>admin</username> <password>0777</password> <lwMessage>lwMSG</lwMessage> </mqtt.init> <description/> </localEntry>

   

   

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For publisher ESB 

Use the mosquito publisher you can start by typing the following in the console.

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After you perform the required configuration changes,

• Start the consumer ESB and publisher ESBs and mosquito publisher.

• Start the mosquitto subscriber by executing the following command:

  Code Block
  mosquitto_sub -h 127.0.0.1 -t esb.test2

  Send the following request to the proxy endpoint:
• 

Analyzing the output

On the console you will see the following:

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