in source/lib/cdk-solution-stack.ts [84:95]
private get _defaultJobFlowRoleProfile(): iam.CfnInstanceProfile {
return new iam.CfnInstanceProfile(this, 'EMRClusterinstanceProfile', {
roles: [
new iam.Role(this, 'EMRClusterinstanceProfileRole', {
assumedBy: new iam.ServicePrincipal('ec2.amazonaws.com'),
managedPolicies: [
iam.ManagedPolicy.fromAwsManagedPolicyName('service-role/AmazonElasticMapReduceforEC2Role'),
],
}).roleName,
],
});
}