CPX - Advanced linux cp command with progress and time!

cpx.sh

#!/bin/bash

# cpx command is extremely useful in copying thousands of files and track the progress
# just do cpx source destination and you are good to go!


# Convert seconds to DD:HH:MM:SS format
convert_to_human_readable() {
    local total_seconds=$1
    local days=$((total_seconds/86400))
    local hours=$(( (total_seconds%86400) / 3600 ))
    local minutes=$(( (total_seconds%3600) / 60 ))
    local seconds=$((total_seconds%60))

    # If days are zero, omit them
    if [ $days -eq 0 ]; then
        printf "%02d:%02d:%02d" $hours $minutes $seconds
    else
        printf "%02d:%02d:%02d:%02d" $days $hours $minutes $seconds
    fi
}



src=$(realpath "$1")
dest=$(realpath "$2")

# Start the cp command in the background
cp -r "$src" "$dest" &
# rsync -a "$src/" "$dest/" &

# Capture the process ID of the cp command
cp_pid=$!

# Define a function to kill the cp process
cleanup() {
    kill -s SIGTERM $cp_pid 2>/dev/null
    exit 1
}

# Use trap to call cleanup when the script exits
trap cleanup EXIT INT

# Get the initial count of files in the destination (before starting/resuming copy)
dest_folder=$(basename "$src")
dest="$dest/$dest_folder"

# Calculate the total number of files to be copied
total=$(find "$src" -type f | wc -l)
cur=$(find "$dest" -type f | wc -l)

# Record the start time
start_time=$(date +%s)

while [ $cur -lt $total ]
do
    # Count the number of files currently in the destination directory
    cur=$(find "$dest" -type f | wc -l)

    percent=$((cur * 100 / total))

    elapsed_time=$(($(date +%s) - start_time))
    human_readable_elapsed=$(convert_to_human_readable $elapsed_time)
    human_readable_estimated=$(convert_to_human_readable $estimated_time_remaining)

    # Construct progress bar
    bar="["
    bar="${bar}$(printf "%-*s" "$percent" '' | tr ' ' '#')"
    bar="${bar}$(printf "%*s%3d%% " $((100-percent)) "]" "$percent")"

    # Print progress bar, additional information, and estimated time remaining
    printf "\r Current: %d Total: %d %s [%s/%s]" "$cur" "$total" "$bar" "$human_readable_elapsed" "$human_readable_estimated"

    sleep 1  # Wait for a second before checking again
done

echo  # Move to the next line after loop completion

Output:

Current: 393 Total: 4112 [#########                                                                                          ]  9%  [00:08:03/01:16:10]