Adding Upgraded Apache Tomcat Script and GitHub Action Workflow File

.github/workflows/fetch_tomcat_versions.yml

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+name: Fetch Tomcat Versions
+
+on:
+  schedule:
+    - cron: '0 0 */1 * *' # Runs at midnight every day. =
+
+jobs:
+  fetch_tomcat_versions:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Fetch latest Tomcat versions
+        run: |
+          MAJOR_VERSION=$(curl -s https://dlcdn.apache.org/tomcat/ | grep -oP 'tomcat-[0-9]+' | sort -V | tail -1 | grep -oP '[0-9]+')
+          LATEST_VERSION=$(curl -s https://dlcdn.apache.org/tomcat/tomcat-${MAJOR_VERSION}/ | grep -oP 'v\d+\.\d+\.\d+.*?/' | sort -V | tail -n 1 | sed 's/\/$//')
+          LATEST9=$(curl -s https://dlcdn.apache.org/tomcat/tomcat-9/ | grep -oP 'v\d+\.\d+\.\d+.*?/' | sort -V | tail -n 1 | sed 's/\/$//')
+          LATEST10=$(curl -s https://dlcdn.apache.org/tomcat/tomcat-10/ | grep -oP 'v\d+\.\d+\.\d+.*?/' | sort -V | tail -n 1 | sed 's/\/$//')
+          echo "Latest Tomcat Version: ${LATEST_VERSION}"
+          TOMCAT_VERSION=$(echo "${LATEST_VERSION}" | cut -c 2-)
+          # Update the shell script with the fetched values
+          sed -i "6 c TOMCAT_VERSION=${TOMCAT_VERSION}" apache-tomcat.sh
+           sed -i "7 c # Previous Versions : $(echo "${LATEST9}" | cut -c 2-), $(echo "${LATEST10}" | cut -c 2-)" apache-tomcat.sh
+
+      - name: Commit updated Tomcat versions
+        run: |
+          git config --local user.name "GitHub Actions"
+          git config --local user.email "[email protected]"
+          git add apache-tomcat.sh
+          if ! git diff --cached --quiet; then
+            echo "Tomcat version differs, updating apache-tomcat.sh files..."
+            git commit -m "Update version in apache-tomcat.sh"
+            git push
+          else
+            echo "No changes detected, skipping commit."
+          fi

apache-tomcat.sh

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+#!/bin/bash
+
+# Note: This script has been tested on an Ubuntu server 22.04 LTS (HVM) and Amazon Linux 2 AMI (HVM). Testing on Rhel instance is currently in progress.
+
+# Latest version successfully fetched 
+TOMCAT_VERSION=11.0.1
+# Previous Versions : 9.0.97, 10.1.33
+
+# Extracting major version from fetched version
+MAJOR_VERSION=$(echo "$TOMCAT_VERSION" | cut -d'.' -f1)
+
+# Define log file path
+LOG_FILE="/var/log/tomcat_installation.log"
+
+# Function to log messages with timestamps
+log() {
+    echo "$(date +'%Y-%m-%d %H:%M:%S') - $1" | tee -a "$LOG_FILE"
+}
+
+# Start logging
+log "Starting Tomcat installation script..."
+
+set -e  # Exit immediately if a command exits with a non-zero status
+
+# Detect the operating system
+if [ -f /etc/os-release ]; then
+    . /etc/os-release
+    OS=$ID
+elif [ -f /etc/redhat-release ]; then
+    OS="centos"
+else
+    log "Unsupported OS"
+    exit 1
+fi
+
+# System-specific jdk installation
+if [ "$OS" = "amzn" ]; then
+    log "Amazon-linux detected. Installing Java Development Kit..."
+    # Install Java 11
+    amazon-linux-extras install java-openjdk11 -y
+    # Install Java 17
+    wget --no-check-certificate -c --header "Cookie: oraclelicense=accept-securebackup-cookie" https://download.oracle.com/java/17/latest/jdk-17_linux-x64_bin.rpm
+    sudo rpm -Uvh jdk-17_linux-x64_bin.rpm
+    log "Installed Java Development Kit Successfully."
+elif [ "$OS" = "rhel" ]; then
+     log "Redhat detected. Installing Java Java Development Kit..."
+     # Install Java 11
+     sudo yum install java-11-openjdk-devel -y
+     # Install Java 17
+     sudo yum install java-17-openjdk-devel -y
+     log "Installed Java Development Kit Successfully."
+elif [ "$OS" = "ubuntu" ]; then
+    log "Ubuntu detected. Updating package lists......"
+    sudo apt update
+    sudo apt-get update
+    log "Installing Java development kit..."
+    sudo add-apt-repository ppa:openjdk-r/ppa -y 
+    # Install Java 11
+    sudo apt install openjdk-11-jdk -y
+    # Install Java 17
+    sudo apt install openjdk-17-jdk -y
+    log "Installed Java Development Kit Successfully."
+else
+    log "Unsupported OS detected. Cannot proceed with the installation."
+    exit 1
+fi
+
+# Construct the download URL for Tomcat
+TOMCAT_URL="https://dlcdn.apache.org/tomcat/tomcat-$MAJOR_VERSION/v$TOMCAT_VERSION/bin/apache-tomcat-$TOMCAT_VERSION.tar.gz"
+
+log "Fetching Tomcat version $TOMCAT_VERSION from $TOMCAT_URL"
+
+# Common tomcat installation steps
+log "Downloading Tomcat..."
+wget $TOMCAT_URL
+tar -zxvf apache-tomcat-$TOMCAT_VERSION.tar.gz
+mv apache-tomcat-$TOMCAT_VERSION tomcat
+
+# Move Tomcat to /opt 
+log "Moving Tomcat to /opt and setting permissions..."
+sudo mv tomcat /opt/
+
+# set permissions
+log "Setting permissions..."
+sudo chown -R $USER:$USER /opt/tomcat
+
+# Configure Tomcat users
+password=tomcat123
+TOMCAT_USER_CONFIG="/opt/tomcat/conf/tomcat-users.xml"
+log "Configuring Tomcat users..."
+sudo sed -i '56  a\<role rolename="manager-gui"/>' $TOMCAT_USER_CONFIG
+sudo sed -i '57  a\<role rolename="manager-script"/>' $TOMCAT_USER_CONFIG
+sudo sed -i '58  a\<user username="tomcat" password="'"$password"'" roles="manager-gui,manager-script"/>' $TOMCAT_USER_CONFIG
+sudo sed -i '59  a\</tomcat-users>' $TOMCAT_USER_CONFIG
+sudo sed -i '56d' $TOMCAT_USER_CONFIG
+sudo sed -i '21d' /opt/tomcat/webapps/manager/META-INF/context.xml
+sudo sed -i '22d' /opt/tomcat/webapps/manager/META-INF/context.xml
+
+# Start Tomcat
+log "Starting Tomcat..."
+/opt/tomcat/bin/startup.sh
+
+# Save Tomcat credentials
+log "Saving Tomcat credentials..."
+sudo tee /opt/tomcreds.txt > /dev/null <<EOF
+username:tomcat
+password:tomcat123
+tomcat path:/opt/tomcat
+portnumber:8080
+
+< Integrated Tomcat Commands For You >
+- Start Tomcat: tomcat --up 
+- Stop Tomcat: tomcat --down
+- Restart Tomcat: tomcat --restart
+- Remove Tomcat: tomcat --delete
+- Print Current PortNumber: tomcat --port
+- Change Tomcat PortNumber: tomcat --port-change
+- Change Tomcat Password: tomcat --passwd-change
+
+Follow me - linkedIn/in/tekade-sukant | Github.com/tekadesukant
+
+EOF
+
+# Creating and Integrating tomcat commands script 
+sudo tee /opt/portuner.sh <<'EOF'
+#!/bin/bash
+# Store the provided port number 
+echo "Changing Tomcat port to $1..."
+
+# Update the port number in server.xml
+sudo sed -i ' /<Connector port/  c \ \ \ \ <Connector port="'$1'" protocol="HTTP/1.1" '  /opt/tomcat/conf/server.xml
+
+# Update the portnumber in tomcatcreds.txt
+sed -i '4 i portnumber:'$1' ' /opt/tomcreds.txt
+sed -i '5d' /opt/tomcreds.txt
+
+echo "Port number successfully updated to $1. "
+echo "Restarting tomcat..."
+tomcat --restart
+echo "Tomcat restart succesfully."
+EOF
+
+sudo chmod +x /opt/portuner.sh
+
+sudo tee /opt/passwd.sh > /dev/null <<'EOF'
+#!/bin/bash
+# Store the provided port number 
+
+echo "Changing Tomcat password..."
+# Update the password in tomcat-users.xml
+sudo sed -i '58  c <user username="apachetomcat" password="'$1'" roles="manager-gui,manager-script"/>' /opt/tomcat/conf/tomcat-users.xml
+
+# Update the password in tomcatcreds.txt
+sudo sed -i '2 c password='$1' ' /opt/tomcreds.txt
+
+echo "Password successfully updated."
+echo "Restarting tomcat..."
+tomcat --restart
+echo "Tomcat restart succesfully."
+EOF
+
+sudo chmod +x /opt/passwd.sh
+
+sudo tee /opt/remove.sh <<'EOF'
+#!/bin/bash
+sudo /opt/tomcat/bin/shutdown.sh
+sleep 10
+sudo rm -r /opt/tomcat/
+sudo rm -r /opt/jdk-17/
+sudo rm -r /usr/local/sbin/tomcat
+sudo rm -f /opt/tomcreds.txt
+sudo rm -f /opt/portuner.sh
+sudo rm -f /opt/passwd.sh
+echo "Tomcat removed successfully"
+EOF
+
+sudo chmod +x /opt/remove.sh
+
+sudo tee /opt/fetchport.sh <<'EOF'
+#!/bin/bash
+echo "Current-$(sed -n '/portnumber/p' /opt/tomcreds.txt)"
+#sed -n '4p' /opt/tomcreds.txt
+EOF
+
+sudo chmod +x /opt/fetchport.sh
+
+# Create the tomcat script
+sudo tee /usr/local/sbin/tomcat > /dev/null <<'EOF'
+#!/bin/bash
+
+case "$1" in
+    --up)
+        echo "Starting Tomcat..."
+        sudo -u root /opt/tomcat/bin/startup.sh
+        ;;
+    --down)
+        echo "Stopping Tomcat..."
+        sudo -u root /opt/tomcat/bin/shutdown.sh
+        ;;
+    --restart)
+        echo "Restarting Tomcat..."
+        echo "Stopping Tomcat..."
+        sudo -u root /opt/tomcat/bin/shutdown.sh
+        sleep 5  # Wait for Tomcat to stop completely
+        echo "Starting Tomcat..."
+        sudo -u root /opt/tomcat/bin/startup.sh
+        ;;
+    --delete)
+        echo "Removing Tomcat..."
+        sudo -u root /opt/remove.sh
+        sudo rm -r /opt/remove.sh
+        ;;
+    --port)
+        sudo -u root /opt/fetchport.sh
+        ;;  
+    --port-change)
+        sudo -u root /opt/portuner.sh "$2" 
+        ;;
+    --passwd-change)
+        sudo -u root /opt/passwd.sh "$2"
+        ;;
+    --help)
+        echo "Usage: tomcat {--up (start) | --down (stop) |--restart (stop -> start)}"
+        echo "Usage: tomcat {--delete (remove tomcat completely) | --help (list all commands)}"
+        echo "Usage: tomcat {--port (print current port) | --port-change <new_port> (change port number)}"
+        echo "Usage: tomcat {--passwd (print current password) | --passwd-change <new_passwd> (change password)}"
+        ;;
+    *)
+        echo "Usage: tomcat {--up|--down|--restart|--delete|--port|--port-change <new_port>|--passwd-change <new_password>}"
+        ;;
+esac
+EOF
+
+sudo chmod +x /usr/local/sbin/tomcat
+
+# Add an alias to the .bashrc file
+echo "alias tomcat='/usr/local/sbin/tomcat'" >> ~/.bashrc
+
+# Clean up
+log "Cleaning up..."
+rm -f apache-tomcat-$TOMCAT_VERSION.tar.gz
+rm -f openjdk-17.0.2_linux-x64_bin.tar.gz
+
+# Tomcat installation and configuration final touch up 
+log "Tomcat Assest"
+cat /opt/tomcreds.txt
+log "Tomcat installation and configuration complete."
+exec bash