#!/bin/bash

# Copyright 2017 The Kubernetes Authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

# This script is meant to install Nvidia drivers on Ubuntu 14.04 GCE VMs.
# This script is meant to facilitate testing of Nvidia GPU support in Kubernetes.
echo "Checking for CUDA and installing."
# Check for CUDA and try to install.
if ! dpkg-query -W cuda {
  curl -O http://developer.download.nvidia.com/compute/cuda/repos/ubuntu1404/x86_64/cuda-repo-ubuntu1404_8.0.61-1_amd64.deb
  dpkg -i ./cuda-repo-ubuntu1404_8.0.61-1_amd64.deb
  apt-get update
  apt-get install cuda -y
  apt-get install linux-headers-$[uname -r] -y
}
## Pre-loads kernel modules
nvidia-smi
(CommandList
  children: [
    (C {(echo)} {(DQ ("Checking for CUDA and installing."))})
    (If
      arms: [
        (if_arm
          cond: [
            (Sentence
              child: (Pipeline children:[(C {(dpkg-query)} {(-W)} {(cuda)})] negated:True)
              terminator: <Op_Semi ";">
            )
          ]
          action: [
            (C {(curl)} {(-O)} 
              {(http) (Lit_Other ":") 
                (
//developer.download.nvidia.com/compute/cuda/repos/ubuntu1404/x86_64/cuda-repo-ubuntu1404_8.0.61-1_amd64.deb
                )
              }
            )
            (C {(dpkg)} {(-i)} {(./cuda-repo-ubuntu1404_8.0.61-1_amd64.deb)})
            (C {(apt-get)} {(update)})
            (C {(apt-get)} {(install)} {(cuda)} {(-y)})
            (C {(apt-get)} {(install)} 
              {(linux-headers-) 
                (CommandSubPart
                  command_list: (CommandList children:[(C {(uname)} {(-r)})])
                  left_token: <Left_CommandSub "$(">
                  spids: [108 112]
                )
              } {(-y)}
            )
          ]
          spids: [-1 70]
        )
      ]
      spids: [-1 116]
    )
    (C {(nvidia-smi)})
  ]
)