Manually deploy files, one by one with diff check

deploy.sh

#!/bin/bash

# must be sudoer
[ `whoami` = root ] || { sudo "$0" "$@"; exit $?; }

# STD output colors // do not use for logs
RESTORE=$(echo -en '\033[0m')
GRAY=$(echo -en '\033[00;30m')
RED=$(echo -en '\033[00;91m')
GREEN=$(echo -en '\033[00;32m')
YELLOW=$(echo -en '\033[01;33m')
ORANGE=$(echo -en '\033[00;33m')
BLUE=$(echo -en '\033[01;34m')
CYAN=$(echo -en '\033[00;36m')
# BG colors
RED_BG=$(echo -en '\033[00;41m')
GREEN_BG=$(echo -en '\033[00;42m')
YELLOW_BG=$(echo -en '\033[00;43m')
CYAN_BG=$(echo -en '\033[00;46m')

sourcepath="/var/www/preprod.tld"
destinationpath="/var/www/production.tld"
sourcealias="PREPROD"
destinationalias="PROD"

logfile="/var/log/deploy/$(date +%Y%m)/deploy_$(date +%Y%m%d).log"
mkdir -p /var/log/deploy/$(date +%Y%m) >/dev/null 2>&1

# exit properly
trap 'echo -e "\n${ORANGE}EXIT${RESTORE} : Find logs in ${CYAN_BG}${logfile}${RESTORE} ${CYAN}Goodbye!${RESTORE}👋"; exit 0;' 2 3

if [ "$PWD" != "$sourcepath" ]; then
    echo "${GRAY}You must deploy from ${BLUE}${sourcepath}${RESTORE}";
    pwd;
    exit
fi

argfile=false
if [[ -n $1 ]]; then 
    argfile=true
fi

echo "${GRAY}/\______     .       .  |\_     .         ../|";
echo "\__     \   /|__ ____|\ |  |   /|__ ___ _/|| |";
echo "  |  |\  \_/    \    _ \|  |  /  _ \   |  || |";
echo " _|  |_)  \  °__/|  |_) |  |_(  (_) \___  ||_\\";
echo "/_______  /\___ \|   __/|____/\_____/ ____|(_)";
echo "        \/     \/|__|               \/${RESTORE}";

# loop file deploy
while true; do

    # loop files exist each sides
    while true; do

        foundsource=false
        founddest=false

        # use arg or prompt filepath
        if [ $argfile == false ]; then 
            echo -e ">>> Enter the relative path name of the file you want to deploy. 🐙 ${GRAY}[Ctrl+C] to exit${RESTORE} :"
	    read -e -p "${GRAY}$sourcepath${RESTORE}/${BLUE}" filerelativepath
            echo "${RESTORE}"
        else 
            filerelativepath=$1
            argfile=false
        fi

        # is it directory?
        if [ -d $filerelativepath ]; then
            echo "This script doesn't deploy full directories, here the diffs :"
            echo "diff -qr ${YELLOW}$destinationpath/$filerelativepath${RESTORE} ${BLUE}$filerelativepath${RESTORE}"
            diff -qr "$destinationpath/$filerelativepath" "$filerelativepath"
            if [ $? == 0 ]; then
                echo "${GREEN}No diff${RESTORE}"
            fi
            continue
        fi

        # file exists each sides?
        if [ -f "$sourcepath/$filerelativepath" ]; then
            foundsource=true
        else
            echo "${RED}$sourcepath/${RED_BG}$filerelativepath${RESTORE} not found or not a file in $sourcealias"
        fi
        if [ -f "$destinationpath/$filerelativepath" ]; then
            founddest=true
        else
            echo "${RED}$destinationpath/${RED_BG}$filerelativepath${RESTORE} not found or not a file in $destinationalias"
        fi
        if [ $foundsource == false ] && [ $founddest == true ]; then
            echo "File doesn't exists in $sourcealias impossible to deploy to $destinationalias."
            echo "You should remove the file in $destinationalias manually :"
            echo "${CYAN}sudo rm $destinationpath/$filerelativepath${RESTORE}"
        fi
        if [ $foundsource == true ]; then
            break
        fi

    done

    # show diff
    echo "diff ${YELLOW}$destinationpath/$filerelativepath${RESTORE} ${BLUE}$filerelativepath${RESTORE}"
    diff --color "$destinationpath/$filerelativepath" "$filerelativepath"
    if [ $? == 0 ]; then
        echo "${GREEN}No diff${RESTORE}"
        continue
    fi
    if [ $foundsource == true ] && [ $founddest == false ]; then
        echo "Do yo want to create a new file in $destinationalias ?"
    fi
    # confirm deploy
    read -p "> Deploy ${BLUE}$filerelativepath${RESTORE} to ${YELLOW}$destinationpath/$filerelativepath${RESTORE} ${GRAY}[Y/n]${RESTORE} " readytodeploy
    if [ "$readytodeploy" == "Y" ]; then
        sudo cp "$filerelativepath" "$destinationpath/$filerelativepath"
        if [ $? != 0 ]; then
            echo "The copy failed!"
            echo "${YELLOW_BG}$filerelativepath${RESTORE} ${RED_BG}can not be deployed ⚠️  ${RESTORE} "
        else
            echo "${YELLOW_BG}$filerelativepath${RESTORE} ${GREEN_BG}has been deployed ✅ ${RESTORE}🚀"
	    echo -e "$(date +'%Y-%m-%d %H:%M:%S') : $filerelativepath" >> ${logfile}
        fi
    else
        echo "Aborted! "
        echo "${YELLOW_BG}$filerelativepath${RESTORE} ${RED_BG}has not been deployed 🚫 ${RESTORE}"
    fi
    ls -lah "$destinationpath/$filerelativepath"
    continue

done