bootstrap/vagrant-minimal-onap/tools/get_helm.sh

   1 #!/usr/bin/env bash
   2
   3 #
   4 # @file        test/security/k8s/tools/dublin/get_helm.sh
   5 # @author      Pawel Wieczorek <p.wieczorek2@samsung.com>
   6 # @brief       Utility for obtaining helm tool
   7 #
   8
   9 # Dependencies:
  10 #     wget
  11 #     tar
  12 #     coreutils
  13 #
  14 # Privileges:
  15 # Script expects to be run with administrative privileges for accessing /usr/local/bin
  16 #
  17 # Usage:
  18 # # ./get_helm.sh [VERSION [ARCH [SYSTEM]]]
  19 #
  20
  21 # Constants
  22 BINARY='helm'
  23 INSTALL_DIR='/usr/local/bin/'
  24
  25 DEFAULT_VERSION='v2.14.2'
  26 DEFAULT_ARCH='amd64'
  27 DEFAULT_SYSTEM='linux'
  28
  29 # Variables
  30 VERSION="${1:-$DEFAULT_VERSION}"
  31 ARCH="${2:-$DEFAULT_ARCH}"
  32 SYSTEM="${3:-$DEFAULT_SYSTEM}"
  33
  34 URL="https://storage.googleapis.com/kubernetes-helm/${BINARY}-${VERSION}-${SYSTEM}-${ARCH}.tar.gz"
  35 ARCHIVE="${URL##*/}"
  36 DIR="${SYSTEM}-${ARCH}"
  37
  38
  39 # Prerequistes
  40 wget "$URL"
  41 tar xf "$ARCHIVE"
  42
  43 # Installation
  44 mv "${DIR}/${BINARY}" "$INSTALL_DIR"
  45
  46 # Cleanup
  47 rm "$ARCHIVE"
  48 rm -r "$DIR"