Automatically upgrade TeamCity server

upgrade-teamcity.sh

#!/usr/bin/bash

set -eu

trap "tput sgr0" 0

echo -n "Enter new TeamCity version: "
read VERSION

FILE=TeamCity-$VERSION.tar.gz
URL="https://download.jetbrains.com/teamcity/$FILE"

if [[ ! -f $FILE ]]; then
    tput smso
    echo "Download $URL..."
    tput rmso
    wget "$URL"
fi

tput smso
echo "Stop TeamCity..."
tput rmso
sudo service teamcity-server stop

while [[ $(nmap localhost -p 8111,8543 | grep open | wc -l) -gt 0 ]]; do
    tput smso
    echo "Ports are still opened, waiting..."
    tput rmso
    sleep 5
done

OLD_BUILD=$(ls TeamCity/BUILD* | cut -c16-)
OLD_DIR="TeamCity_$OLD_BUILD"

tput smso
echo "Backup installation to $OLD_DIR..."
tput rmso
mv TeamCity $OLD_DIR

tput smso
echo "Extract $FILE..."
tput rmso
tar xf $FILE

tput smso
echo "Copy configuration..."
tput rmso
cp -f $OLD_DIR/conf/server.xml TeamCity/conf/server.xml

tput smso
echo "Start TeamCity..."
tput rmso
sudo service teamcity-server start

sleep 10

if [[ $(nmap localhost -p 8111,8543 | grep open | wc -l) -eq 2 ]]; then
    tput smso
    echo "Upgrade complete !"
    tput rmso
else
    tput smso
    echo "ERROR: Server failed to start!!!!"
    tput rmso
    sleep 5
fi