setup.sh

#!/QOpenSys/usr/bin/bash
# ------------------------------------------------------------------------- #
# Program       : setup.sh
# Author        : Ravisankar Pandian
# Company       : Programmers.io
# Date Written  : 24/05/2024
# Copyright     : Programmers.io
# ------------------------------------------------------------------------- #

# Function to print the progress bar characters.
progress_bar() {
    local total_work=$1
    local work_done=$2
    local progress=$((work_done*20/total_work))  # 20 because 100/5=20
    local filled_part=$(printf "%${progress}s" "")
    local empty_part=$(printf "%$((20-progress))s" "")  # 20 because 100/5=20
    printf "|%s%s| %s%%\r" "${filled_part// /#}" "${empty_part}" "$((work_done*100/total_work))"
}

# Function to show the progress bar
showProgress(){
total_work=$1
work_done=0
while [ $work_done -lt $total_work ]; do
    # Simulate some work with sleep
    /QOpenSys/pkgs/bin/sleep 0.1
    work_done=$((work_done+1))
    progress_bar $total_work $work_done
done
echo ""  # Newline after progress bar
}


# Function to make some gap between every action
printheading(){
    echo -e "\n" 
    echo "==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-=="
    echo "$1"
    echo "==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-=="
}

# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
#                  MAIN LOGIC # ==-==-==-==-==-==-==-==-==-==-==-==-==-==
# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==

# Set bash as the default shell.
/QOpenSys/pkgs/bin/chsh -s /QOpenSys/pkgs/bin/bash $USER
printheading "Changed the default shell to bash..."

# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
# create a .profile file in your home folder to store the environment variables.
# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
printheading "Setup the environment variables..."
showProgress 10
cd ~
echo "export PATH=/QOpenSys/pkgs/bin:$PATH" >> .profile
echo "export JAVA_HOME=/QOpenSys/pkgs/lib/jvm/openjdk-11" >> .profile
echo "export JENKINS_HOME=/home/$USER/jenkins_home" >> .profile
echo "export GITBUCKET_HOME=/home/$USER/gitbucket_home" >> .profile
source ~/.profile

# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
# Change the Prompt String to reflect Git Status.
# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
printheading "Setup the Prompt String to show Git Status..."
wget --show-progress https://raw.githubusercontent.com/ravisankar-PIO/gitonibmi/main/gitprompt.sh
mv gitprompt.sh .gitprompt.sh
echo "PROMPT_COMMAND='__posh_git_ps1 \"\${VIRTUAL_ENV:+(\`basename \$VIRTUAL_ENV\`)}\\[\\e[32m\\]\\u\\[\\e[0m\\]@\\h:\\[\\e[33m\\]\\w\\[\\e[0m\\] \" \"\\\\\\\$ \";'\$PROMPT_COMMAND" >> .profile
echo "source ~/.gitprompt.sh" >> .profile
source ~/.profile

# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
# Update and upgrade the open source packages
# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
printheading "Update the yum repository and existing packages..."
yum install java-11 git -y
yum update -y  && yum upgrade -y 

# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
# Install GIT
# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
printheading "Setup GIT..."
git config --global user.name 'Ravisankar Pandian' 
git config --global user.email ravisankar.pandian@programmers.io

# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
# Generate SSH Keys
# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
printheading "Generate SSH Keypairs..."
ssh-keygen -t ed25519 -C "ravisankar.pandian@programmers.io" -f ~/.ssh/id_ed25519 -N ""

# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
# Download Jenkins
# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
mkdir -p ~/jenkins
mkdir -p ~/jenkins_home
cd ~/jenkins
printheading "Download Jenkins..."
wget --show-progress http://mirrors.jenkins.io/war-stable/latest/jenkins.war

# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
# Download GitBucket
# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
mkdir -p ~/gitbucket
mkdir -p ~/gitbucket_home
cd ~/gitbucket
printheading "Download GitBucket..."
wget --show-progress https://github.com/gitbucket/gitbucket/releases/download/4.41.0/gitbucket.war

# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
# Install Service Commander
# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
printheading "Install Service Commander..."
yum install service-commander -y

# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
# Copy the Jenkins & GitBucket yml config file
# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
printheading "Configure the jenkins yml file..."
showProgress 10
cd ~
wget --show-progress https://raw.githubusercontent.com/ravisankar-PIO/gitonibmi/main/jenkins.yml
mv jenkins.yml /QOpenSys/etc/sc/services/jenkins.yml

printheading "Configure the gitbucket yml file..."
showProgress 10
cd ~
wget --show-progress https://raw.githubusercontent.com/ravisankar-PIO/gitonibmi/main/gitbucket.yml
mv gitbucket.yml /QOpenSys/etc/sc/services/gitbucket.yml


# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
# Start Jenkins & Gitbucket
# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
printheading "Start the Jenkins...."
sc start jenkins

printheading "Start the Jenkins...."
sc start gitbucket

# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
# All done!
# ==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==-==
echo -e "\n\n"
echo -e '|============================================================|'
echo -e '| Initial setup for Bash Prompt, Git, Service-commander,     |'
echo -e "|             Jenkins & GitBucket are completed!             |"
echo -e '|============================================================|'
echo -e "\n\n"