CWL Boot2Docker permissions

copy.cwl

#!/usr/bin/env cwl-runner

class: CommandLineTool

requirements:
 - class: DockerRequirement
   dockerImageId: 'ubuntu:latest'

inputs:
  - id: "#source"
    type: File
    inputBinding:
      position: 1
  - id: "#dest"
    type: string
    default: "dest"
    inputBinding:
      position: 2

outputs:
  - id: "#output"
    type: File
    description: "copied file"
    outputBinding:
      glob:
        engine: "cwl:JsonPointer"
        script: "job/dest"

baseCommand: cp

copy.json

{
  "source": {
    "class": "File",
    "path": "sourcefile"
  },
  "dest": "mycopy"
}

sourcefile

hello, world