Install all the hashicorp tools.

install_hashicorp.sh

#!/usr/bin/env bash
set -e

CONSUL_VERSION=1.0.3
NOMAD_VERSION=0.7.1
VAULT_VERSION=0.9.3
TERRAFORM_VERSION=0.11.2
PACKER_VERSION=1.1.3

tee hashicorp.asc <<EOF
-----BEGIN PGP PUBLIC KEY BLOCK-----
Version: GnuPG v1
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=LYpS
-----END PGP PUBLIC KEY BLOCK-----
EOF

gpg --import hashicorp.asc

mkdir -p ${HOME}/bin

downloadTool()
{
    name=$1
    version=$2
    echo "Fetching ${name}..."
    cd /tmp
    wget https://releases.hashicorp.com/${name}/${version}/${name}_${version}_linux_amd64.zip --quiet
    wget https://releases.hashicorp.com/${name}/${version}/${name}_${version}_SHA256SUMS --quiet
    wget https://releases.hashicorp.com/${name}/${version}/${name}_${version}_SHA256SUMS.sig --quiet
    echo "Installing ${name}..."
    gpg --verify ${name}_${version}_SHA256SUMS.sig ${name}_${version}_SHA256SUMS
    grep ${name}_${version}_linux_amd64.zip ${name}_${version}_SHA256SUMS | sha256sum -c
    unzip ${name}_${version}_linux_amd64.zip >/dev/null
    chmod +x ${name}
    mv ${name} ${HOME}/bin/${name}
    rm ${name}_${version}_linux_amd64.zip
    rm ${name}_${version}_SHA256SUMS
    rm ${name}_${version}_SHA256SUMS.sig
}

downloadTool consul ${CONSUL_VERSION}
downloadTool nomad ${NOMAD_VERSION}
downloadTool vault ${VAULT_VERSION}
downloadTool terraform ${TERRAFORM_VERSION}
downloadTool packer ${PACKER_VERSION}