#!/usr/bin/env bash
YW = $( echo "\033[33m" )
RD = $( echo "\033[01;31m" )
BL = $( echo "\033[36m" )
GN = $( echo "\033[1;92m" )
CL = $( echo "\033[m" )
RETRY_NUM = 10
RETRY_EVERY = 3
NUM = $RETRY_NUM
CM = " ${ GN } ✓ ${ CL } "
CROSS = " ${ RD } ✗ ${ CL } "
BFR = "\\r\\033[K"
HOLD = "-"
set -o errexit
set -o errtrace
set -o nounset
set -o pipefail
shopt -s expand_aliases
alias die = 'EXIT=$? LINE=$LINENO error_exit'
trap die ERR
function error_exit( ) {
trap - ERR
local reason = "Unknown failure occurred."
local msg = " ${ 1 :- $reason } "
local flag = " ${ RD } ‼ ERROR ${ CL } $EXIT @ $LINE "
echo -e " $flag $msg " 1>& 2
exit $EXIT
}
function msg_info( ) {
local msg = " $1 "
echo -ne " ${ HOLD } ${ YW } ${ msg } ... "
}
function msg_ok( ) {
local msg = " $1 "
echo -e " ${ BFR } ${ CM } ${ GN } ${ msg } ${ CL } "
}
function msg_error( ) {
local msg = " $1 "
echo -e " ${ BFR } ${ CROSS } ${ RD } ${ msg } ${ CL } "
}
msg_info "Setting up Container OS "
sed -i " / $LANG / s/\(^# \)// " /etc/locale.gen
locale-gen >/dev/null
while [ " $( hostname -I) " = "" ] ; do
echo 1>& 2 -en " ${ CROSS } ${ RD } No Network! "
sleep $RETRY_EVERY
( ( NUM--) )
if [ $NUM -eq 0 ] ; then
echo 1>& 2 -e " ${ CROSS } ${ RD } No Network After $RETRY_NUM Tries ${ CL } "
exit 1
fi
done
msg_ok "Set up Container OS"
msg_ok " Network Connected: ${ BL } $( hostname -I) "
set +e
alias die = ''
if nc -zw1 8.8.8.8 443; then msg_ok "Internet Connected" ; else
msg_error "Internet NOT Connected"
exit 1
fi
RESOLVEDIP = $( nslookup "github.com" | awk -F':' '/^Address: / { matched = 1 } matched { print $2}' | xargs)
if [ [ -z " $RESOLVEDIP " ] ] ; then msg_error "DNS Lookup Failure" ; else msg_ok " DNS Resolved github.com to $RESOLVEDIP " ; fi
alias die = 'EXIT=$? LINE=$LINENO error_exit'
set -e
msg_info "Updating Container OS"
apt-get update & >/dev/null
apt-get -y upgrade & >/dev/null
msg_ok "Updated Container OS"
msg_info "Installing Dependencies"
apt-get install -y curl & >/dev/null
apt-get install -y sudo & >/dev/null
apt-get install -y lsb-base & >/dev/null
apt-get install -y lsb-release & >/dev/null
apt-get install -y gnupg2 & >/dev/null
msg_ok "Installed Dependencies"
msg_info "Setting up InfluxDB Repository"
wget -qO- https://repos.influxdata.com/influxdb.key | sudo apt-key add - & >/dev/null
echo " deb https://repos.influxdata.com/debian $( lsb_release -cs) stable " | sudo tee /etc/apt/sources.list.d/influxdb.list & >/dev/null
msg_ok "Set up InfluxDB Repository"
read -r -p "Which version of InfluxDB to install? (1 or 2) " prompt
if [ [ $prompt = = "2" ] ] ; then
INFLUX = "2"
else
INFLUX = "1"
fi
msg_info "Installing InfluxDB"
apt-get update & >/dev/null
if [ [ $INFLUX = = "2" ] ] ; then
apt-get install -y influxdb2 & >/dev/null
else
apt-get install -y influxdb & >/dev/null
fi
msg_ok "Installed InfluxDB"
read -r -p "Would you like to add Telegraf? <y/N> " prompt
if [ [ $prompt = = "y" || $prompt = = "Y" || $prompt = = "yes" || $prompt = = "Yes" ] ] ; then
TELEGRAF = "Y"
else
TELEGRAF = "N"
fi
if [ [ $TELEGRAF = = "Y" ] ] ; then
msg_info "Installing Telegraf"
apt-get install -y telegraf & >/dev/null
msg_ok "Installed Telegraf"
fi
PASS = $( grep -w "root" /etc/shadow | cut -b6)
if [ [ $PASS != $ ] ] ; then
msg_info "Customizing Container"
rm /etc/motd
rm /etc/update-motd.d/10-uname
touch ~/.hushlogin
GETTY_OVERRIDE = "/etc/systemd/system/container-getty@1.service.d/override.conf"
mkdir -p $( dirname $GETTY_OVERRIDE )
cat <<EOF >$GE TTY_OVERRIDE
[ Service]
ExecStart =
ExecStart = -/sbin/agetty --autologin root --noclear --keep-baud tty%I 115200,38400,9600 \$ TERM
EOF
systemctl daemon-reload
systemctl restart $( basename $( dirname $GETTY_OVERRIDE ) | sed 's/\.d//' )
msg_ok "Customized Container"
fi
msg_info "Cleaning up"
apt-get autoremove >/dev/null
apt-get autoclean >/dev/null
msg_ok "Cleaned"