build.sh

#!/bin/bash
# Derived from script from https://install.zerotier.com

set -ex

<<ENDOFSIGSTART=
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA256

ENDOFSIGSTART=

export PATH=/bin:/usr/bin:/usr/local/bin:/sbin:/usr/sbin:/usr/local/sbin

#
# ZeroTier install script
#
# All this script does is determine your OS and/or distribution and then add the correct
# repository or download the correct package and install it. It then starts the service
# and prints your device's ZeroTier address.
#

# Base URL for download.zerotier.com tree; see https://github.com/zerotier/download.zerotier.com if you want to mirror.
# Some things want http, some https, so we must specify both. Must include trailing /
ZT_BASE_URL_HTTPS='https://download.zerotier.com/'
ZT_BASE_URL_HTTP='http://download.zerotier.com/'

# Detect already-installed on Linux
if [ -f /usr/sbin/zerotier-one ]; then
	echo '*** ZeroTier One appears to already be installed.'
	exit 0
fi

rm -f /tmp/zt-gpg-key
echo '-----BEGIN PGP PUBLIC KEY BLOCK-----' >/tmp/zt-gpg-key
cat >>/tmp/zt-gpg-key << END_OF_KEY
Comment: GPGTools - https://gpgtools.org

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=JgAv
END_OF_KEY
echo '-----END PGP PUBLIC KEY BLOCK-----' >>/tmp/zt-gpg-key

echo '*** Detecting Linux Distribution'
echo

baseurl="${ZT_BASE_URL_HTTP}redhat/el/7"

rpm --import /tmp/zt-gpg-key

rm -f /tmp/zerotier.repo
echo '[zerotier]' >/tmp/zerotier.repo
echo 'name=ZeroTier, Inc. RPM Release Repository' >>/tmp/zerotier.repo
echo "baseurl=$baseurl" >>/tmp/zerotier.repo
echo 'enabled=1' >>/tmp/zerotier.repo
echo 'gpgcheck=1' >>/tmp/zerotier.repo

mv -f /tmp/zerotier.repo /etc/yum.repos.d/zerotier.repo
chown 0 /etc/yum.repos.d/zerotier.repo
chgrp 0 /etc/yum.repos.d/zerotier.repo

# Avoid uid and gid conflicts in Ubuntu Docker hosts
groupadd -g 2000 zerotier-one
useradd -u 2000 -g 2000 zerotier-one
groupadd -g 2001 ztncui
useradd -u 2001 -g 2001 ztncui

echo
echo '*** Installing zerotier-one package...'

dnf install -y zerotier-one

rm -f /tmp/zt-gpg-key

if [ ! -e /usr/sbin/zerotier-one ]; then
	echo
	echo '*** Package installation failed! Unfortunately there may not be a package'
	echo '*** for your architecture or distribution. For the source go to:'
	echo '*** https://github.com/zerotier/ZeroTierOne'
	echo
	exit 1
else
  echo '*** ZeroTier One is installed ***'
fi

touch /var/lib/zerotier-one/authtoken.secret
chown zerotier-one.zerotier-one /var/lib/zerotier-one/authtoken.secret
chmod 640 /var/lib/zerotier-one/authtoken.secret

dnf install https://download.key-networks.com/el7/ztncui/1/ztncui-release-1-1.noarch.rpm -y
dnf install ztncui -y
dnf install sudo -y

rm -f /var/lib/zerotier-one/authtoken.secret
echo 'HTTPS_PORT=3443' > /opt/key-networks/ztncui/.env