def influxdb = Jenkins.instance.getDescriptorByType(jenkinsci.plugins.influxdb.DescriptorImpl)
 
// Create target
def target = new jenkinsci.plugins.influxdb.models.Target()
 
// Set target details
// Mandatory fields
target.description = 'jenkins_data'
target.url = 'http://127.0.0.1:8086'
target.username = 'admin'
target.password = ''
target.database = 'jenkins_data'
// Optional fields
target.exposeExceptions = true // default = true
target.jobScheduledTimeAsPointsTimestamp = true // default = false
target.usingJenkinsProxy = true // default = false
target.retentionPolicy = 'autogen' // default = 'autogen'
// NEW in version 1.20.1
//target.replaceDashWithUnderscore = true // default = false
 
// Add a target by using the created target object
influxdb.addTarget(target)
influxdb.save()
 
// Write stuff to InfluxDB
// NOTE! If you have more targets configured in Jenkins, it's safer to add "selectedTarget" parameter to the InfluxDB step to ensure
// data is sent to the correct target.
// step([$class: 'InfluxDbPublisher', target: 'myNewTarget', selectedTarget: 'myNewTarget', customPrefix: 'myPrefix', customData: myDataMap])
def myDataMap = [:]
myDataMap['myKey'] = 'myValue' 
step([$class: 'InfluxDbPublisher', target: 'jenkins_data', selectedTarget: 'jenkins_data', customPrefix: 'myPrefix', customData: myDataMap])
// Remove a target by using the target description field value
influxdb.removeTarget("jenkins_data")
influxdb.save()
println "saved"

org.jenkinsci.plugins.workflow.steps.MissingContextVariableException: Required context class hudson.FilePath is missing
Perhaps you forgot to surround the code with a step that provides this, such as: node
 at org.jenkinsci.plugins.workflow.steps.StepDescriptor.checkContextAvailability(StepDescriptor.java:261)
 at org.jenkinsci.plugins.workflow.cps.DSL.invokeStep(DSL.java:260)
 at org.jenkinsci.plugins.workflow.cps.DSL.invokeMethod(DSL.java:176)