Check Tools Jenkinsfile

pipeline {
  agent {
    label 'agent'
  }

  tools {
    terraform 'Terraform'
  }

 stages {
    stage('Test installation') {
      steps {
        sh 'terraform --version'
        sh 'ansible --version'
      }
    }
    stage('Test credentials') {
      steps {
        withCredentials([[$class: 'AmazonWebServicesCredentialsBinding', credentialsId: 'AWS']])
          {
            sh 'env|grep AWS'
          }
       }
    }
  }
}