From e204704a5602b9c7b942dab35565cf126660b910 Mon Sep 17 00:00:00 2001
From: Daniel Ceregatti <Daniel.Ceregatti@PolicyMap.com>
Date: Fri, 25 Mar 2022 16:24:50 -0700
Subject: [PATCH] Initial import.

---
 Dockerfile |  41 +++++
 dayzserver | 494 +++++++++++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 535 insertions(+)
 create mode 100644 Dockerfile
 create mode 100755 dayzserver

diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..f57e81f
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,41 @@
+FROM debian:bookworm
+
+# Replace shell with bash so we can source files
+RUN rm /bin/sh && ln -s /bin/bash /bin/sh
+
+# Set debconf to run non-interactively
+RUN echo 'debconf debconf/frontend select Noninteractive' | debconf-set-selections
+
+# Add contrib and backports
+RUN sed -i /etc/apt/sources.list -e 's/main/main contrib/'
+
+RUN echo 'deb http://deb.debian.org/debian bookworm-backports main' >> /etc/apt/sources.list
+
+# Add 32 bit arch for steam crap
+RUN dpkg --add-architecture i386
+
+# Install necessary packages
+RUN apt-get update && apt-get -y upgrade && apt-get -y install \
+	tmux \
+	nano \
+	htop \
+	curl \
+	lib32gcc-s1 \
+	lib32stdc++6 \
+	psmisc \
+	wget \
+	rename
+
+# Setup a non-privileged user
+RUN groupadd -g 1000 user && \
+    useradd -l -u ${USER_ID} -m -g user user
+
+RUN chown user:user /home/user -R
+
+USER ${USER_ID}
+
+WORKDIR /work
+
+COPY . /home/user
+
+CMD ["server.sh"]
diff --git a/dayzserver b/dayzserver
new file mode 100755
index 0000000..800cb39
--- /dev/null
+++ b/dayzserver
@@ -0,0 +1,494 @@
+#!/bin/bash
+#############################################
+### THIS IS WORK IN PROGRESS!
+### DayZ Standalone linuxserver script
+### maintained by thelastnoc, fork of linuxgsm
+### contribute as you like
+#############################################
+
+version=26
+appid=1042420
+dayz_id=221100
+#stable=223350
+#exp_branch=1042420
+
+if [ "${ansi}" != "off" ]; then
+        # echo colors
+        default="\e[0m"
+        red="\e[31m"
+        green="\e[32m"
+        yellow="\e[33m"
+        lightyellow="\e[93m"
+        blue="\e[34m"
+        lightblue="\e[94m"
+        magenta="\e[35m"
+        cyan="\e[36m"
+        # carriage return & erase to end of line
+        creeol="\r\033[K"
+fi
+
+fn_checkroot_dayz(){
+	if [ "$(whoami)" == "root" ]; then
+	  printf "[ ${red}FAIL${default} ] ${yellow}Do NOT run this script as root!\n"
+	  printf "\tSwitch to the dayz user!${default}\n"
+	  exit 1
+	fi
+}
+
+fn_checktmux(){
+	if [ -n "${TMUX}" ]; then
+		printf "[ ${red}FAIL${default} ] The Script creates a tmux session when starting the server.\n"
+		printf "\tIt is not possible to run a tmux session inside another tmux session\n"
+		exit 1
+	fi
+}
+
+fn_checkscreen(){
+	if [ -n "${STY}" ]; then
+		printf "[ ${red}FAIL${default} ] The Script creates a tmux session when starting the server.\n"
+		printf "\tIt is not possible to run a tmux session inside screen session\n"
+		exit 1
+	fi
+}
+
+fn_loadconfig_dayz(){
+	# default config
+	if [ ! -f "${HOME}/.default.cfg" ]; then
+		wget -P ${HOME}/ -qN https://raw.githubusercontent.com/thelastnoc/dayz-sa_linuxserver/master/script/.default.cfg
+	fi
+	source ${HOME}/.default.cfg
+	# script config
+	if [ ! -f "${HOME}/.dayzserver.cfg" ] || [ "$(grep dayzparameter ${HOME}/.dayzserver.cfg)" == "" ]; then
+                cp ${HOME}/.default.cfg ${HOME}/.dayzserver.cfg
+        fi
+	source ${HOME}/.dayzserver.cfg
+	# hostname/servername
+	if [ ! -f "${HOME}/serverfiles/serverDZ.cfg" ]; then
+		wget -P ${HOME}/serverfiles/ -q https://raw.githubusercontent.com/thelastnoc/dayz-sa_linuxserver/master/script/serverDZ.cfg
+	fi
+	defaultservername=$(grep -rwi ${HOME}/serverfiles/serverDZ.cfg -e 'EXAMPLE NAME')
+	if [ "${defaultservername}" != "" ]; then
+		printf "[ ${magenta}SERVER${default} ] Servername is set on default! 'EXAMPLE NAME'\n\n"
+		read -p "Enter a new Servername: " servername
+		sed -i "/hostname/ s/EXAMPLE NAME/${servername}/" "${HOME}/serverfiles/serverDZ.cfg"
+	fi
+	# battleye config and rconpassword setup
+	if [ ! -f "${HOME}/serverfiles/battleye/beserver_x64.cfg" ]; then
+		wget -P ${HOME}/serverfiles/battleye/ -qN https://raw.githubusercontent.com/thelastnoc/dayz-sa_linuxserver/master/script/beserver_x64.cfg
+		passwd=$(openssl rand -base64 8 | tr -dc 'A-Za-z0-9')
+		if [ "${passwd}" == "" ]; then
+			passwd=$(< /dev/urandom tr -dc 'A-Za-z0-9' | head -c10)
+		fi
+		if [ "${passwd}" == "" ]; then
+			printf "[ ${red}FAIL${default} ] Could not generate a passwort for RCON!\nOpen the Battleye config with './dayzserver cfg' and enter '3' to open it."
+			exit 1
+		else
+			sed -i "/RConPassword/ s/CHANGEME/${passwd}/" "${HOME}/serverfiles/battleye/beserver_x64.cfg"
+			printf "[ ${cyan}INFO${default} ] ${yellow}New "
+			grep RConPassword ${HOME}/serverfiles/battleye/beserver_x64.cfg
+			printf "${default}"
+		fi
+	fi
+	# workshop
+	if [ ! -f "${HOME}/.workshop.cfg" ]; then
+		wget -P ${HOME}/ -qN https://raw.githubusercontent.com/thelastnoc/dayz-sa_linuxserver/master/script/.workshop.cfg
+	fi
+}
+
+fn_status_dayz(){
+	dayzstatus=$(tmux list-sessions -F $(whoami)-tmux 2> /dev/null | grep -Ecx $(whoami)-tmux)
+}
+
+fn_start_dayz(){
+	fn_status_dayz
+	if [ "${dayzstatus}" == "1" ]; then
+		printf "[ ${yellow}DayZ${default} ] Server already running.\n"
+		exit 1
+	else
+		printf "[ ${green}DayZ${default} ] Starting server...\n"
+		sleep 0.5
+		fn_loadconfig_dayz
+		sleep 0.5
+		cd ${HOME}/serverfiles
+		tmux new-session -d -x 23 -y 80 -s $(whoami)-tmux ./DayZServer $dayzparameter "$workshop"
+		sleep 1
+		cd ${HOME}
+		date > ${HOME}/.dayzlockfile
+	fi
+}
+
+fn_stop_dayz(){
+	fn_status_dayz
+	if [ "${dayzstatus}" == "1" ]; then
+		printf "[ ${magenta}...${default} ] Stopping Server graceful."
+		# waits up to 60 seconds giving the server time to shutdown gracefuly
+		for seconds in {1..60}; do
+			fn_status_dayz
+			if [ "${dayzstatus}" == "0" ]; then
+				printf "\r[ ${green}OK${default} ] Stopping Server graceful.\n"
+				rm -f ${HOME}/.dayzlockfile
+				break
+			fi
+			printf "\r[ ${magenta}...${default} ] Stopping Server graceful: ${seconds} seconds"
+			tmux send-keys C-c -t $(whoami)-tmux > /dev/null 2>&1
+			sleep 1
+		done
+		fn_status_dayz
+		if [ "${dayzstatus}" != "0" ]; then
+			printf "\n[ ${red}FAIL${default} ] Stopping Server graceful failed. Stop Signal.\n"
+			sleep 2
+			rm -f ${HOME}/.dayzlockfile
+			tmux kill-session -t $(whoami)-tmux
+			#killall -u $(whoami)
+		fi
+	else
+		printf "[ ${yellow}DayZ${default} ] Server not running.\n"
+	fi
+}
+
+fn_restart_dayz(){
+	fn_stop_dayz
+	sleep 1
+	fn_start_dayz
+}
+
+fn_monitor_dayz(){
+	if [ ! -f ".dayzlockupdate" ]; then
+		fn_status_dayz
+		if [ "${dayzstatus}" == "0" ] && [ -f "${HOME}/.dayzlockfile" ]; then
+			fn_restart_dayz
+		elif [ "${dayzstatus}" != "0" ] && [ -f "${HOME}/.dayzlockfile" ]; then
+			printf "[ ${lightblue}INFO${default} ] Server should be online!\n"
+		else
+			printf "[ ${yellow}INFO${default} ] Don't use monitor to start the server. Use the start command.\n"
+		fi
+	else
+		printf "[ ${yellow}INFO${default} ] Serverfiles being updated\n."
+	fi
+}
+
+fn_console_dayz(){
+	printf "[${yellow} Warning ${default}] Press \"CTRL+b\" then \"d\" to exit console.\n    Do NOT press CTRL+c to exit.\n\n"
+	sleep 0.1
+	while true; do
+                read -e -i "Y" -p "Continue? [Y/n] " -r answer
+                case "${answer}" in
+                        [Yy]|[Yy][Ee][Ss]) tmux a -t $(whoami)-tmux
+                                           return 0;;
+                        [Nn]|[Nn][Oo]) return 1 ;;
+                *) echo "Please answer yes or no." ;;
+                esac
+        done
+}
+
+fn_steamlogin_dayz(){
+	if [ ! -f "${HOME}/.steamlogin" ]; then
+		wget -P ${HOME}/ -qN https://raw.githubusercontent.com/thelastnoc/dayz-sa_linuxserver/master/script/.steamlogin
+	fi
+	source ${HOME}/.steamlogin
+	if [ "${steamlogin}" == "" ]; then
+		printf "\n[ ${magenta}STEAM${default} ] "
+		read -p "Please type in your Steamlogin (username): " steamname
+		sleep 0.5
+		sed -i "/steamlogin/ s/=/=$steamname/" ${HOME}/.steamlogin
+		sleep 0.5
+		source ${HOME}/.steamlogin
+	fi
+}
+
+fn_install_dayz(){
+	if [ ! -f "${HOME}/steamcmd/steamcmd.sh" ]; then
+		mkdir ${HOME}/steamcmd &> /dev/null
+		curl -sqL "https://steamcdn-a.akamaihd.net/client/installer/steamcmd_linux.tar.gz" | tar zxf - -C steamcmd
+		printf "[ ${yellow}STEAM${default} ] Steamcmd installed\n"
+	else
+		printf "[ ${lightblue}STEAM${default} ] Steamcmd already installed\n"
+	fi
+	if [ ! -f "${HOME}/serverfiles/DayZServer" ]; then
+		mkdir ${HOME}/serverfiles &> /dev/null
+		mkdir ${HOME}/serverprofile &> /dev/null
+		printf "[ ${yellow}DayZ${default} ] Downloading DayZ Server-Files!\n"
+		fn_steamlogin_dayz
+		fn_runvalidate_dayz
+	else
+		printf "[ ${lightblue}DayZ${default} ] The Server is already installed.\n"
+		fn_opt_usage
+	fi
+}
+
+fn_runupdate_dayz(){
+	fn_loadconfig_dayz
+	${HOME}/steamcmd/steamcmd.sh +force_install_dir ${HOME}/serverfiles +login "${steamlogin}"  +app_update "${appid}" +quit
+}
+
+fn_update_dayz(){
+	fn_steamlogin_dayz
+	fn_loadconfig_dayz
+	appmanifestfile=${HOME}/serverfiles/steamapps/appmanifest_"${appid}".acf
+	printf "[ ... ] Checking for update: SteamCMD"
+	# gets currentbuild
+	currentbuild=$(grep buildid "${appmanifestfile}" | tr '[:blank:]"' ' ' | tr -s ' ' | cut -d \  -f3)
+	# Removes appinfo.vdf as a fix for not always getting up to date version info from SteamCMD
+	if [ -f "${HOME}/Steam/appcache/appinfo.vdf" ]; then
+		rm -f "${HOME}/Steam/appcache/appinfo.vdf"
+		sleep 1
+	fi
+	# check for new build
+	availablebuild=$(${HOME}/steamcmd/steamcmd.sh +login "${steamlogin}" +app_info_update 1 +app_info_print "${appid}" +app_info_print "${appid}" +quit | sed -n '/branch/,$p' | grep -m 1 buildid | tr -cd '[:digit:]')
+	if [ -z "${availablebuild}" ]; then
+		printf "\r[ ${red}FAIL${default} ] Checking for update: SteamCMD\n"
+		sleep 0.5
+		printf "\r[ ${red}FAIL${default} ] Checking for update: SteamCMD: Not returning version info\n"
+		exit
+	else
+		printf "\r[ ${green}OK${default} ] Checking for update: SteamCMD"
+		sleep 0.5
+	fi
+	# compare builds
+	if [ "${currentbuild}" != "${availablebuild}" ]; then
+		printf "\r[ ${green}OK${default} ] Checking for update: SteamCMD: Update available\n"
+		printf "Update available:\n"
+		sleep 0.5
+		printf "\tCurrent build: ${red}${currentbuild}${default}\n"
+		printf "\tAvailable build: ${green}${availablebuild}${default}\n"
+		printf "\thttps://steamdb.info/app/${appid}/\n"
+		sleep 0.5
+		date > ${HOME}/.dayzlockupdate
+		printf "\nApplying update"
+		for seconds in {1..3}; do
+			printf "."
+			sleep 1
+		done
+		printf "\n"
+		# run update
+		fn_status_dayz
+		if [ "${dayzstatus}" == "0" ]; then
+			fn_runupdate_dayz
+			fn_workshop_mods
+			rm -f ${HOME}/.dayzlockupdate
+		else
+			fn_stop_dayz
+			fn_runupdate_dayz
+			fn_workshop_mods
+			fn_start_dayz
+			rm -f ${HOME}/.dayzlockupdate
+		fi
+	else
+		printf "\r[ ${green}OK${default} ] Checking for update: SteamCMD: No update available\n"
+		printf "\nNo update available:\n"
+		printf "\tCurrent version: ${green}${currentbuild}${default}\n"
+		printf "\tAvailable version: ${green}${availablebuild}${default}\n"
+		printf "\thttps://steamdb.info/app/${appid}/\n\n"
+	fi
+}
+
+fn_runvalidate_dayz(){
+	fn_loadconfig_dayz
+	${HOME}/steamcmd/steamcmd.sh +force_install_dir ${HOME}/serverfiles +login "${steamlogin}" +app_update "${appid}" validate +quit
+}
+
+fn_validate_dayz(){
+	fn_status_dayz
+	fn_steamlogin_dayz
+	if [ "${dayzstatus}" == "0" ]; then
+		fn_runvalidate_dayz
+	else
+		date > ${HOME}/.dayzlockupdate
+		fn_stop_dayz
+		fn_runvalidate_dayz
+		fn_workshop_mods
+		rm -f ${HOME}/.dayzlockupdate
+		fn_start_dayz
+	fi
+}
+
+fn_workshop_mods(){
+	fn_steamlogin_dayz
+	fn_loadconfig_dayz
+	declare -a workshopID
+	workshopfolder="${HOME}/serverfiles/steamapps/workshop/content/221100"
+	workshoplist=""
+	if [ ! -f "${HOME}/.workshop.cfg" ]; then
+		wget -P ${HOME}/ -qN https://raw.githubusercontent.com/thelastnoc/dayz-sa_linuxserver/master/script/.workshop.cfg
+	fi
+	mapfile -t -s 4 workshopID < "${HOME}/.workshop.cfg"
+	# gather mods
+	for i in "${workshopID[@]}"
+	do
+		if [[ $i =~ ^[0-9] ]] && [ $(expr length $i) -gt 7 ]; then
+			workshoplist+=" +workshop_download_item "${dayz_id}" "$i""
+		fi
+	done
+	# download mods
+	${HOME}/steamcmd/steamcmd.sh +force_install_dir ${HOME}/serverfiles +login "${steamlogin}" ${workshoplist} +quit
+	# link mods
+	for i in "${workshopID[@]}"
+	do
+		if [[ $i =~ ^[0-9] ]] && [ $(expr length $i) -gt 7 ] && [ -d "${workshopfolder}/$i" ]; then
+			modname=$(cut -d '"' -f 2 <<< $(grep name  ${workshopfolder}/$i/meta.cpp))
+			if [ ! -d "${HOME}/serverfiles/@${modname}" ]; then
+				ln -s ${workshopfolder}/$i "${HOME}/serverfiles/@${modname}" &> /dev/null
+			fi
+			find "${workshopfolder}/$i" -depth -exec rename -f 's/(.*)\/([^\/]*)/$1\/\L$2/' {} \;
+		fi
+	done
+	if ls ${HOME}/serverfiles/@* 1> /dev/null 2>&1; then
+                printf "\n[ ${green}DayZ${default} ] Copy Key Files from Mods...\n"
+                cp -vu ${HOME}/serverfiles/@*/keys/* "${HOME}/serverfiles/keys/" > /dev/null 2>&1
+        fi
+}
+
+fn_backup_dayz(){
+	fn_status_dayz
+	if [ ! -d "${HOME}/backup" ]; then
+			mkdir ${HOME}/backup &> /dev/null
+	fi
+	missionfolder=$(grep template ${HOME}/serverfiles/serverDZ.cfg | tr '[:blank:]"' ' ' | tr -s ' ' | cut -d \  -f3)
+	if [ "${dayzstatus}" == "0" ]; then
+		printf "[ ${green}DayZ${default} ] Creating backup of Missionfolder: ${cyan}${missionfolder}${default}\n"
+		tar -cf ${HOME}/backup/${missionfolder}-$(date +%Y-%m-%d).tar ${HOME}/serverfiles/mpmissions/${missionfolder}
+	else
+		fn_stop_dayz
+		printf "[ ${green}DayZ${default} ] Creating backup of Missionfolder: ${cyan}${missionfolder}${default}\n"
+		tar -cf ${HOME}/backup/${missionfolder}-$(date +%Y-%m-%d).tar ${HOME}/serverfiles/mpmissions/${missionfolder}
+		sleep 0.5
+		fn_start_dayz
+	fi
+}
+
+fn_wipe_dayz(){
+	missionfolder=$(grep template ${HOME}/serverfiles/serverDZ.cfg | tr '[:blank:]"' ' ' | tr -s ' ' | cut -d \  -f3)
+	printf "[ ${red}WARNING${default} ] Wiping Players and reset Central Economy state from...\n"
+	for seconds in {9..0}; do
+		printf "\r\t    Selected Mission: ${cyan}${missionfolder}${default} in ${red}"${seconds}"${default} seconds."
+		sleep 1
+	done
+	printf "\n"
+	if [ "${dayzstatus}" == "0" ]; then
+		rm -f ${HOME}/serverfiles/mpmissions/${missionfolder}/storage_1/players.db
+		rm -f ${HOME}/serverfiles/mpmissions/${missionfolder}/storage_1/data/*
+		printf "[ ${yellow}DayZ${default} ] Player.db and Storage-data wiped!\n"
+	else
+		fn_stop_dayz
+		rm -f ${HOME}/serverfiles/mpmissions/${missionfolder}/storage_1/players.db
+		rm -f ${HOME}/serverfiles/mpmissions/${missionfolder}/storage_1/data/*
+		printf "[ ${yellow}DayZ${default} ] Player.db and Storage-data wiped!\n"
+		sleep 0.5
+		fn_start_dayz
+	fi
+}
+
+fn_updatescript_dayz(){
+	checkversion=$(curl -s https://raw.githubusercontent.com/thelastnoc/dayz-sa_linuxserver/master/script/version)
+	if [ ${checkversion} -gt ${version} ]; then
+		wget -P ${HOME}/ -qN https://raw.githubusercontent.com/thelastnoc/dayz-sa_linuxserver/master/script/dayzserver --show-progress
+		chmod u+x dayzserver
+	else
+		printf "No update\n"
+	fi
+}
+
+fn_config_dayz(){
+	fn_loadconfig_dayz
+	printf "\nFollowing config Files available!\n\\n\t[${yellow}1${default}] - script\t(.dayzserver.cfg)\n\t[${yellow}2${default}] - serverDZ\t(serverDZ.cfg)\n\t[${yellow}3${default}] - workshop\t(.workshop.cfg)\n\t[${yellow}4${default}] - battleye\t(beserver_x64.cfg)\n\t[${yellow}5${default}] - steamlogin\n\t[${yellow}0${default}] - script-default (read only!)\n\t[${yellow}x${default}] - exit\n\n"
+	read -p "Select the config File: " configfile
+	case "$configfile" in
+		1|script) nano -c ${HOME}/.dayzserver.cfg;;
+		2|server|serverDZ) nano -c ${HOME}/serverfiles/serverDZ.cfg;;
+		3|workshop) nano -c ${HOME}/.workshop.cfg && ./dayzserver ws;;
+		4|battleye) nano -c $(ls ${HOME}/serverfiles/battleye/beserver_x64.cfg);;
+		5|steamlogin) nano -c ${HOME}/.steamlogin;;
+		0|default) nano -cv ${HOME}/.default.cfg;;
+		*) exit 1
+	esac
+}
+
+cmd_start=( "st;start" "fn_start_dayz" "Start the server." )
+cmd_stop=( "sp;stop" "fn_stop_dayz" "Stop the server." )
+cmd_restart=( "r;restart" "fn_restart_dayz" "Restart the server.")
+cmd_monitor=( "m;monitor" "fn_monitor_dayz" "Check server status and restart if crashed." )
+cmd_config=( "cfg;config" "fn_config_dayz" "Edit any Config File." )
+cmd_console=( "c;console" "fn_console_dayz" "Access server console." )
+cmd_install=( "i;install" "fn_install_dayz" "Install steamcmd and DayZ Server-Files." )
+cmd_update=( "u;update" "fn_update_dayz" "Check and apply any server updates." )
+cmd_validate=( "v;validate" "fn_validate_dayz" "Validate server files with SteamCMD." )
+cmd_workshop=( "ws;workshop" "fn_workshop_mods" "Download Mods from Steam Workshop." )
+cmd_backup=( "b;backup" "fn_backup_dayz" "Create backup archives of the server (mpmission)." )
+cmd_wipe=( "wi;wipe" "fn_wipe_dayz" "Wipe your server data (Player and Storage)." )
+cmd_updatescript=( "us;update-script" "fn_updatescript_dayz" "Update the script." )
+
+### Set specific opt here ###
+currentopt=( "${cmd_start[@]}" "${cmd_stop[@]}" "${cmd_restart[@]}" "${cmd_monitor[@]}" "${cmd_config[@]}" "${cmd_console[@]}" "${cmd_install[@]}" "${cmd_update[@]}" "${cmd_validate[@]}" "${cmd_workshop[@]}" "${cmd_backup[@]}" "${cmd_wipe[@]}" "${cmd_updatescript[@]}" )
+
+### Build list of available commands
+optcommands=()
+index="0"
+for ((index="0"; index < ${#currentopt[@]}; index+=3)); do
+	cmdamount="$(echo "${currentopt[index]}" | awk -F ';' '{ print NF }')"
+	for ((cmdindex=1; cmdindex <= ${cmdamount}; cmdindex++)); do
+		optcommands+=( "$(echo "${currentopt[index]}" | awk -F ';' -v x=${cmdindex} '{ print $x }')" )
+	done
+done
+
+# Shows LinuxGSM usage
+fn_opt_usage(){
+        printf "\nDayZ 1.15 Exp - Linux Game Server - Version: "${version}""
+	printf "\nhttps://steamcommunity.com/sharedfiles/filedetails/?id=1517338673"
+	printf "\nUsage:${lightblue} $0 [command]${default}\n\n"
+        printf "${lightyellow}Commands${default}\n"
+        # Display available commands
+        index="0"
+        {
+        for ((index="0"; index < ${#currentopt[@]}; index+=3)); do
+                # Hide developer commands
+                if [ "${currentopt[index+2]}" != "DEVCOMMAND" ]; then
+                        echo -e "${cyan}$(echo "${currentopt[index]}" | awk -F ';' '{ print $2 }')\t${default}$(echo "${currentopt[index]}" | awk -F ';' '{ print $1 }')\t|${currentopt[index+2]}"
+                fi
+        done
+        } | column -s $'\t' -t
+        exit 1
+}
+
+# start functions
+fn_checkroot_dayz
+fn_checktmux
+fn_checkscreen
+
+getopt=$1
+if [ ! -f "${HOME}/steamcmd/steamcmd.sh" ] || [ ! -f "${HOME}/serverfiles/DayZServer" ] && [ "${getopt}" != "cfg" ]; then
+	printf "[ ${yellow}INFO${default} ] No installed steamcmd and/or serverfiles found!\n"
+	chmod u+x ${HOME}/dayzserver
+	fn_install_dayz
+	if [ -f "${HOME}/steamcmd/steamcmd.sh" ] && [ -f "${HOME}/serverfiles/DayZServer" ]; then
+		fn_opt_usage
+	fi
+	exit
+else
+	### Check if user commands exist and run corresponding scripts, or display script usage
+	if [ -z "${getopt}" ]; then
+		fn_opt_usage
+	fi
+fi
+
+# Command exists
+for i in "${optcommands[@]}"; do
+	if [ "${i}" == "${getopt}" ] ; then
+		# Seek and run command
+		index="0"
+		for ((index="0"; index < ${#currentopt[@]}; index+=3)); do
+			currcmdamount="$(echo "${currentopt[index]}" | awk -F ';' '{ print NF }')"
+			for ((currcmdindex=1; currcmdindex <= ${currcmdamount}; currcmdindex++)); do
+				if [ "$(echo "${currentopt[index]}" | awk -F ';' -v x=${currcmdindex} '{ print $x }')" == "${getopt}" ]; then
+					# Run command
+					eval "${currentopt[index+1]}"
+                                        exit 1
+					break
+				fi
+			done
+		done
+	fi
+done
+
+# If we're executing this, it means command was not found
+echo -e "${red}Unknown command${default}: $0 ${getopt}"
+fn_opt_usage