launcher.config

{
  "configuration": {
    "host" : "localhost",
    "port" : 9000,
    "endpoint": "paraview",
  "content": "~/ParaView/ParaView-5.4.0-Qt5-OpenGL2-MPI-Linux-64bit/share/paraview-5.4/web/visualizer/www",
    "proxy_file" : "<apache-root>/proxy.txt",
    "sessionURL" : "ws://localhost:${port}/ws",
    "timeout" : 30,
    "log_dir" : "~/ParaView/ParaView-5.4.0-Qt5-OpenGL2-MPI-Linux-64bit/log/",
    "fields" : []
  },
  "resources" : [ {
  "host" : "localhost",
  "port_range" : [9001, 9999]
  } ],
  "properties" : {
    "python_exec" : "~/ParaView/ParaView-5.4.0-Qt5-OpenGL2-MPI-Linux-64bit/bin/pvpython.exe",
    "visualizer": "~/ParaView/ParaView-5.4.0-Qt5-OpenGL2-MPI-Linux-64bit/share/paraview-5.4/web/visualizer/server/pvw-visualizer.py"
  },
  "apps": {
    "visualizer": {
        "cmd": [
            "${python_exec}", "-dr", "${visualizer}", "--port", "${port}", "--authKey", "${secret}",  "--data", "${dataDir}", "--load-file", "${dataFile}"
        ],
        "ready_line" : "Starting factory"
    }
  }
}