SparkContext Not Using Yarn Config

nameNode=hdfs://myDomain:8020
jobTracker=myOtherDomain:8050
queueName=default
master=yarn # have also tried yarn-cluster and yarn-client
 
oozie.use.system.libpath=true
oozie.wf.application.path=${nameNode}/bmp/
oozie.action.sharelib.for.spark=spark2 # I've added the updated spark libs I need in here

<workflow-app xmlns='uri:oozie:workflow:0.5' name='MyWorkflow'>
    <start to='spark-node' />
    <action name='spark-node'>
        <spark xmlns="uri:oozie:spark-action:0.1">
            <job-tracker>${jobTracker}</job-tracker>
            <name-node>${nameNode}</name-node>
            <prepare>
                <delete path="${nameNode}/bmp/output"/>
            </prepare>
            <master>${master}</master>
            <name>My Workflow</name>
            <class&gt;uk.co.bmp.drivers.MyDriver</class&gt;
            <jar>${nameNode}/bmp/lib/bmp.spark-assembly-1.0.jar</jar>
            <spark-opts>--conf spark.yarn.historyServer.address=http://myDomain:18088 --conf spark.eventLog.dir=hdfs://myDomain/user/spark/applicationHistory --conf spark.eventLog.enabled=true</spark-opts>
            <arg>${nameNode}/bmp/input/input_file.csv</arg>
        </spark>
        <ok to="end" />
        <error to="fail" />
    </action>
    <kill name="fail">
        <message>Workflow failed, error
            message[${wf:errorMessage(wf:lastErrorNode())}]
        </message>
    </kill>
    <end name='end' />
</workflow-app>

Failing Oozie Launcher, Main class [org.apache.oozie.action.hadoop.SparkMain], main() threw exception,Call From myDomain/ipAddress to 0.0.0.0:8032 failed on connection exception: java.net.ConnectException: Connection refused. For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
...
at org.apache.spark.SparkContext.<init>(SparkContext.scala:497)
...