ovlc

#!/bin/bash

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this
# file, You can obtain one at https://mozilla.org/MPL/2.0/.

# OVLC by Ravikumar Paghdal

# Check if the user is root
if [ "$(id -u)" -ne "0" ]; then
  echo "ovlc must be run as root."
  exit 1  # Exit with an error code
fi

TEXT_CONTENT=$(cat <<'EOF'
.d88888b.  888     888 888       .d8888b.  
d88P" "Y88b 888     888 888      d88P  Y88b 
888     888 888     888 888      888    888 
888     888 Y88b   d88P 888      888        
888     888  Y88b d88P  888      888        
888     888   Y88o88P   888      888    888 
Y88b. .d88P    Y888P    888      Y88b  d88P 
 "Y88888P"      Y8P     88888888  "Y8888P"  
                                                                 
         Developed by @_RaviRamesh  
             
EOF
)

# Function to center text
center_text() {
  local text="$1"
  local terminal_width=$(tput cols)
  local text_width=${#text}
  local padding=$(( (terminal_width - text_width) / 2 ))
  printf "%${padding}s" ""  # Add leading spaces
  echo "$text"
}

# Clear the screen
clear

# Animate the text content with a delay
while IFS= read -r line; do
  centered_line=$(center_text "$line")
  echo "$centered_line"
  sleep 0.5  # Delay in seconds (500ms)
done <<< "$TEXT_CONTENT"

# Reset terminal to default
clear

source utils
source parseimages

# Define the dialog exit status codes
: ${DIALOG_START=0}
: ${DIALOG_STOP=3}
: ${DIALOG_EXIT=1}
fundialog=${fundialog=dialog}

trap ctrl_c INT

declare -a choices
ipaddr=$(ip -4 addr show | grep -v "127.0.0.1" | grep -oP '(?<=inet\s)\d+(\.\d+){3}' | head -n 1)
os_clear_cache

show_progress() {
    local docker_command="$1"    # The command to run
    local max=100                # Maximum value for progress bar
    local total_time=2           # Target time for full progress in seconds (2 seconds)
    local dialog_title="$2"      # Title for the dialog box
    local dialog_gauge_message="$3"  # Message for the gauge
    
    # Start the timer and record the start time
    start_time=$(date +%s)

    # Execute the command in the background
    eval "$docker_command" > /dev/null 2>&1 &
    docker_pid=$!

    # Open the progress bar dialog
    (
        progress=0
        while [ -d /proc/$docker_pid ]; do
            # Calculate elapsed time and calculate progress proportionally
            elapsed_time=$(($(date +%s) - $start_time))
            
            # Calculate progress as a percentage (keep it in bounds between 0 and 100)
            progress=$(( (elapsed_time * max) / total_time ))
            if [ $progress -gt $max ]; then
                progress=$max
            fi
            
            # Output current progress to the dialog (show the percentage of completion)
            echo $progress
            sleep 0.1  # Update the progress every 0.1 seconds
        done
    ) | dialog --title "$dialog_title" --gauge "$dialog_gauge_message" 10 70 0

    # Wait for the Docker process to complete
    wait $docker_pid
}

while true
do

upcon=`docker ps`
num_upcon=`echo "$upcon" | wc -l`
free_ram_gb=$(echo "scale=2; $(free -m | grep -i mem | awk '{print $4}') / 1024" | bc)

j=1
for i in $(seq 1 $((count - 1)))
do
   choices[$j]=$i
   up=`echo "$upcon" | grep ${REPONAME[$i]} | wc -l`
   if [ $up -eq 1 ]
   then
        choices[$((j + 1))]="${descs[$i]} *"
   else
        choices[$((j + 1))]=${descs[$i]}
   fi
   j=$((j + 2))
done

x=`$fundialog --stdout --clear \
   --backtitle "OVLC (Open Source Vulnerable labs collections) v1.0 IP:${ipaddr}" \
   --ok-label "START" --cancel-label "EXIT"  \
   --extra-button --extra-label "STOP"  \
   --menu "Applications List [Lab Started :$((num_upcon - 1))*] [Free RAM (GB) :${free_ram_gb}]" 0 0 13 "${choices[@]}" `

status=$?

clear

case $status in
$DIALOG_START)
    check_status=`echo "$upcon"  | grep "${REPONAME[$x]}" | wc -l`
    if [ $check_status -eq 0 ]
    then
        if [ "$(echo "$free_ram_gb > 0.5" | bc)" -eq 1 ]
        then
            ports=$(echo "${PORT_ARGS[$x]}" | grep -oP '(-p\s+\d+):' | awk -F'[ :]' '{print $2}')
            show_progress "${cmd_start[$x]}" "Starting container" "${APP_NAME[$x]} \nApplication running on IP ${ipaddr} and port ${ports}\n\nWait for this dialog to close."
            temp=$(${cmd_post[$x]})
        else
        dialog --title "Alert" --msgbox "Free RAM is less then 500 MB, please stop nonusable app first and try again." 0 0
        fi  
    else
        dialog --title "Status" --msgbox "${APP_NAME[$x]} alrady running.." 0 0
    fi ;;
$DIALOG_STOP)
     check_status=`echo "$upcon"  | grep "${REPONAME[$x]}" | wc -l`
     if [ $check_status -eq 0 ]
     then
        dialog --title "Status" --msgbox "${APP_NAME[$x]} App not running.." 0 0
     else
        show_progress "${cmd_stop[$x]}" "Stoping container" "${APP_NAME[$x]}" 
        os_clear_cache
     fi ;;
$DIALOG_EXIT)
      os_clear_cache
      break ;;
esac
done

ctrl_c
exit