husjon · November 11, 2024 16:18 · husjon · Jun 2, 2024 · RaDiKalDev · Jun 2, 2024
diff --git a/Setting Up Valheim Dedicated Server with Oracle Cloud Infrastructure - Instructions.md b/Setting Up Valheim Dedicated Server with Oracle Cloud Infrastructure - Instructions.md
diff --git a/setup_valheim_server.sh b/setup_valheim_server.sh
 #!/bin/bash

 RED=$(tput setaf 1)
 GREEN=$(tput setaf 2)
 ORANGE=$(tput setaf 3)
 BOLD=$(tput bold)
 CLEAR=$(tput sgr0)

 function warn { echo -en "\n\n${BOLD}${ORANGE}[-] $* ${CLEAR}\n"; }
 function success { echo -en "${BOLD}${GREEN}[+] $* ${CLEAR}\n"; }
 function info { echo -en "\n\n${BOLD}[ ] $* ${CLEAR}\n"; }
 function error { echo -en "${BOLD}${RED}[!] $* ${CLEAR}\n"; }
 function notify { echo -en "\n\n${BOLD}${ORANGE}[!] $* ${CLEAR}\n"; }


 function perform_self_update {
    SETUP_SCRIPT_URL="https://gist.github.com/husjon/c5225997eb9798d38db9f2fca98891ef/raw/setup_valheim_server.sh"

    ETAG_CACHE="${HOME}/.cache/setup_valheim_server.etag"
    SETUP_SCRIPT_PATH="$(realpath "$0")"

    TEMP_SCRIPT_PATH="$(mktemp)"

    info "Checking for setup script updates"

    curl --silent --etag-save "${ETAG_CACHE}" --etag-compare "${ETAG_CACHE}" -L "${SETUP_SCRIPT_URL}" -o "${TEMP_SCRIPT_PATH}"

    if [[ -s "${TEMP_SCRIPT_PATH}" ]]; then
        if ! cmp --silent $SETUP_SCRIPT_PATH $TEMP_SCRIPT_PATH; then
            echo "Setup script available, updating..."

            notify "Changes (< = removed  |  > = added):"
            diff --color --minimal "${SETUP_SCRIPT_PATH}" "${TEMP_SCRIPT_PATH}"
            echo
            sleep 1
            mv "${TEMP_SCRIPT_PATH}" "${SETUP_SCRIPT_PATH}"
            success "Updated setup script."
            notify "Please re-run the setup script..."
            echo
            exit 0
        fi
    fi

    success "No update available"
    echo
    rm -f "${TEMP_SCRIPT_PATH}"
 }


 function main {
    # Stop on error
    set -e

    if [[ $(lsb_release -rs) != '22.04' ]]; then
        error "The release \"$(lsb_release  -ds 2>/dev/null)\" is not supported, please re-install using Ubuntu 22.04 LTS."
        echo "See https://gist.github.com/husjon/c5225997eb9798d38db9f2fca98891ef#ubuntu-version for more information"
        echo
        exit 1
    fi

    cd

    while :; do
        echo "This script will install the Valheim Dedicated server "
        echo -n "Are you sure? [yes/no]  "

        read -r answer

        case $answer in
            YES|Yes|yes|y)
                break;;
            NO|No|no|n)
                echo Aborting; exit;;
        esac
    done
    echo


    while :; do
        echo "Should this server use crossplay?"
        echo "Note: this is currenly highly experimental"
        echo -n "[yes/no] (default: no)  "

        read -r answer

        case $answer in
            YES|Yes|yes|y)
                CROSSPLAY_SUPPORT=true
                break;;
            NO|No|no|n|*)
                CROSSPLAY_SUPPORT=false
                break;;
        esac
    done



    # Update and upgrade the system
    mkdir -p ~/.cache
    if [[ ! -f ~/.cache/valheim_server_setup ]]; then
        info "First time setup"
        info "Adding Architecture"
        sudo apt -y update
        sudo dpkg --add-architecture armhf

        info "Updating and upgrading the OS"
        sudo apt -y update
        sudo apt -y upgrade && touch ~/.cache/valheim_server_setup
        success "Updating and upgrading the OS - Done"
        sudo reboot
        warn "Rebooting..."
    fi



    # Prepare box86 and box64
    info "Installing required packages"
    sudo apt -y install \
        build-essential \
        cmake \
        gcc-arm-linux-gnueabihf \
        git \
        libc6:armhf \
        libncurses6 \
        libstdc++6 \
        libpulse0 && \
        success "Installing required packages - Done"


    if uname -p | grep "aarch64" > /dev/null; then
        notify "Found system to be 64bit Arm"
        # Fetch and build Box 86 and 64
        for ARCH in {86,64}; do
            cd
            if [[ ! -d "$HOME/box${ARCH}" ]]; then
                info "Fetching Box${ARCH}"
                git clone "https://github.com/ptitSeb/box${ARCH}" && \
                    mkdir -p "box${ARCH}/build"
                success "Fetching Box${ARCH} - Done"
            fi

            info "Building Box${ARCH}"
            cd "$HOME/box${ARCH}/build"
            git fetch
            if [[ $ARCH == 64 ]] && [[ -n $BOX64_VERSION ]]; then
                TAG="${BOX64_VERSION}"
            elif [[ $ARCH == 86 ]] && [[ -n $BOX86_VERSION ]]; then
                TAG="${BOX86_VERSION}"
            else
                TAG="$(git tag | tail -n 1)"
            fi

            git checkout "${TAG}"
            cmake .. -DRPI4ARM64=1 -DCMAKE_BUILD_TYPE=RelWithDebInfo
            make -j"$(nproc)" && success "Building Box${ARCH} - Done"

            info "Installing Box${ARCH}"
            sudo make install && success "Installing Box${ARCH} - Done"
        done
        sudo systemctl restart systemd-binfmt.service

        if ! grep -F '[valheim_server.x86_64]  #box64 v0.2.6' ~/.box64rc; then
            info "Adding box64 configuration"
            cat <<-EOF | tee -a ~/.box64rc
 			[valheim_server.x86_64]  #box64 v0.2.6
 			BOX64_DYNAREC_BLEEDING_EDGE=0
 			BOX64_DYNAREC_STRONGMEM=3
 			EOF
        fi
    fi



    # Fetch and initialize steamcmd
    if [[ ! -f ~/steamcmd/steamcmd.sh ]]; then
        info "Fetching steamcmd"
        mkdir -p ~/steamcmd && \
            cd ~/steamcmd && \
            curl -sqL "https://steamcdn-a.akamaihd.net/client/installer/steamcmd_linux.tar.gz" | tar zxvf -
        ./steamcmd.sh +quit && success "Fetching steamcmd - Done"
    fi
    # Add steamcmd steamclient.so symlink
    info "Adding steamclient.so symlink"
    mkdir -p ~/.steam/sdk64 && ln -frs ~/steamcmd/linux64/steamclient.so ~/.steam/sdk64/



    # Install the Valheim Dedicated Server from Steam
    if [[ ! -f ~/valheim_server/start_server.sh ]]; then
        info "Installing Valheim Dedicated Server"
        cd ~/steamcmd
        ./steamcmd.sh \
            +@sSteamCmdForcePlatformType linux \
            +force_install_dir "/home/$USER/valheim_server" \
            +login anonymous \
            +app_update 896660 validate \
            +quit && \
                success "Installing Valheim Dedicated Server - Done"
    fi



    # Add x86_64 version of libpulse-mainloop-glib.so.0
    if [[ $CROSSPLAY_SUPPORT == true ]]; then
        if [[ ! -f ~/valheim_server/linux64/libpulse-mainloop-glib.so.0 ]]; then
            info "Installing libpulse-mainloop-glib.so.0:x86_64"
            pushd "$(mktemp -d)"
            wget http://mirrors.kernel.org/ubuntu/pool/main/p/pulseaudio/libpulse-mainloop-glib0_15.99.1+dfsg1-1ubuntu1_amd64.deb
            dpkg -x libpulse-mainloop-glib0_15.99.1+dfsg1-1ubuntu1_amd64.deb ./ && \
                cp usr/lib/x86_64-linux-gnu/libpulse-mainloop-glib.so.0 "/home/$USER/valheim_server/linux64/"
            success "Installing libpulse-mainloop-glib.so.0:x86_64 - Done"
            popd
        fi
    else
        rm -f "/home/$USER/valheim_server/linux64/libpulse-mainloop-glib.so.0"
    fi



    # Initialize the Server Credentials file
    if [[ ! -f ~/server_credentials ]]; then
        info "Generating server_credentials file"
        PASSWORD="$(tr -dc "a-zA-Z0-9" < /dev/urandom | fold -w "32" | head -n 1)"
        cat <<-EOF > ~/server_credentials && success "Done"
 			SERVER_NAME="My server"
 			WORLD_NAME="My World"

 			# NOTE: Minimum password length is 5 characters & Password cant be in the server name.
 			PASSWORD="${PASSWORD}"

 			# If the server should be listed publically. (1=yes, 0=no)
 			PUBLIC=0

 			PORT=2456
 		EOF
        success "Generating server_credentials file - Done"
    fi



    # Update firewall
    info "Updating firewall rules"
    RULES=(
        "INPUT -p udp -m state --state NEW -m udp --dport 2456 -j ACCEPT"
        "INPUT -p udp -m state --state NEW -m udp --dport 2457 -j ACCEPT"
        "INPUT -p udp -m state --state NEW -m udp --dport 2458 -j ACCEPT"
    )
    FIREWALL_RULES_ADDED=false
    for RULE in "${RULES[@]}"; do
        sudo iptables -C ${RULE} 2> /dev/null || \
            sudo iptables -I ${RULE} && FIREWALL_RULES_ADDED=true
    done
    if $FIREWALL_RULES_ADDED; then
        sudo cp /etc/iptables/rules.v4{,.bak}
        TMP_FILE=$(mktemp)
        sudo iptables-save > "${TMP_FILE}"
        sudo mv "${TMP_FILE}" /etc/iptables/rules.v4
    fi
    success "Done"



    # Add Valheim helper
    info "Creating Valheim Server helper"
    mkdir -p /usr/sbin
    cat <<-EOF | sudo tee /usr/sbin/valheim_server > /dev/null
 		#!/bin/bash

 		# Stop on error
 		set -e

 		function show_usage {
 		    echo "Usage:  \$(basename \$0) COMMAND"
 		    echo
 		    echo "Commands:"
 		    echo "  update      Stops and Updates the Valheim server"
 		    echo "  start       Start the Valheim server"
 		    echo "  stop        Stops the Valheim server"
 		    echo "  restart     Restart the Valheim server"
 		    echo "  logs        Shows the logs of the Valheim server"
 		    echo "  logs-live   Shows the live logs of the Valheim server"
 		    echo "  help        Shows this help message"
 		    echo
 		}

 		function start_server {
 		    if ! systemctl --user --quiet is-active valheim_server; then
 		        echo "Starting Server..."
 		        systemctl --user start valheim_server

 		        sleep 2     # sleeping to allow service to start up before validating.

 		        systemctl --user --quiet is-active valheim_server && \
 		            echo "Server Started"
 		    else
 		        echo "Server already running"
 		    fi
 		}

 		function stop_server {
 		    if systemctl --user --quiet is-active valheim_server; then
 		        echo "Stopping Server, please wait..."
 		        systemctl --user stop valheim_server
 		        echo "Server Stopped"
 		    else
 		        echo "Server already stopped"
 		    fi
 		}

 		function restart_server {
 		    stop_server && start_server
 		}


 		case \$1 in
 		    update)
 		        stop_server

 		        /home/\${USER}/steamcmd/steamcmd.sh \\
 		            +@sSteamCmdForcePlatformType linux \\
 		            +force_install_dir "/home/\${USER}/valheim_server" \\
 		            +login anonymous \\
 		            +app_update 896660 validate \\
 		            +quit
 		        echo
 		        echo "Server updated."
 		        echo "Start the server with \"valheim_server start\""
 		    ;;

 		    start|stop|restart)
 		        \${1}_server;;
 		    logs)
 		        journalctl --user -u valheim_server;;
 		    logs-live)
 		        journalctl --user -f -u valheim_server;;
 		    help|--help|-h|*)
 		        show_usage;;
 		esac
 	EOF
    sudo chmod +x /usr/sbin/valheim_server



    # Set up the Systemd Service
    info "Setting up Systemd Service"
    mkdir -p ~/.config/systemd/user/

    [[ $CROSSPLAY_SUPPORT == true ]] && CROSSPLAY="-crossplay"
    # Add servicefile
    cat <<-EOF > ~/.config/systemd/user/valheim_server.service
 		[Unit]
 		Description=Valheim Dedicated Server

 		[Service]
 		KillSignal=SIGINT
 		TimeoutStopSec=30

 		Restart=always
 		RestartSec=5

 		WorkingDirectory=/home/${USER}/valheim_server
 		EnvironmentFile=/home/${USER}/server_credentials

 		Environment=SteamAppId=892970
 		Environment=LD_LIBRARY_PATH="./linux64:\$LD_LIBRARY_PATH"

 		ExecStart=/home/${USER}/valheim_server/valheim_server.x86_64 \\
 		    -nographics \\
 		    -batchmode \\
 		    -port "\${PORT}" \\
 		    -public "\${PUBLIC}" \\
 		    -name "\${SERVER_NAME}" \\
 		    -world "\${WORLD_NAME}" \\
 		    -password "\${PASSWORD}" \\
 		    ${CROSSPLAY} \\
 		    -savedir "/home/${USER}/valheim_data"

 		[Install]
 		WantedBy=default.target
 	EOF

    # Enable Lingering Systemd user sessions
    loginctl enable-linger

    # Reload Systemd
    systemctl --user daemon-reload

    # Enable Valheim Systemd service allowing it to start automatically on boot
    systemctl --user enable valheim_server.service && success "Setting up Systemd Service - Done"



    info "Creating Readme"
 	cat <<-EOF > ~/Readme.md && success "Creating Readme - Done"
 		# Valheim Server Helper Commands
 		## Help
 		valheim_server help

 		## Start server
 		valheim_server start

 		## Stop server
 		valheim_server stop

 		## Updating the server
 		valheim_server upgrade


 		# Enable / Disable crossplay
 		This can be accomplished by re-running the setup script.
 		It will ask you of you want crossplay enabled or disabled.
 	EOF



    # Start the Valheim Systemd service
    success "Setup finished"
    echo "A file named 'server_credentials' have been placed in the home directory"
    echo "Edit as you see fit with f.ex 'nano ~/server_credentials'"
    echo "Within nano, when done editing, press 'Ctrl+X', then 'y', finally 'Enter'"
    echo
    echo "Finally, to start the server, the following command can be used:"
    echo "  valheim_server start"
    echo
    echo "A readme with additional commands have also been placed in the home directory"
 }

 if [ `id -u` -eq 0 ]; then
    error Please run this script as a regular user.

    exit 1
 fi

 perform_self_update


 # Pinned versions for Box 64 / 86
 BOX64_VERSION="${BOX64_VERSION:-v0.2.6}"
 BOX86_VERSION="${BOX86_VERSION:-1e749beb2e84401344337b2f3865f156a667d946}"

 main | tee install_valheim_server.log
	#!/bin/bash

	RED=$(tput setaf 1)
	GREEN=$(tput setaf 2)
	ORANGE=$(tput setaf 3)
	BOLD=$(tput bold)
	CLEAR=$(tput sgr0)

	function warn { echo -en "\n\n${BOLD}${ORANGE}[-] $* ${CLEAR}\n"; }
	function success { echo -en "${BOLD}${GREEN}[+] $* ${CLEAR}\n"; }
	function info { echo -en "\n\n${BOLD}[ ] $* ${CLEAR}\n"; }
	function error { echo -en "${BOLD}${RED}[!] $* ${CLEAR}\n"; }
	function notify { echo -en "\n\n${BOLD}${ORANGE}[!] $* ${CLEAR}\n"; }


	function perform_self_update {
	SETUP_SCRIPT_URL="https://gist.github.com/husjon/c5225997eb9798d38db9f2fca98891ef/raw/setup_valheim_server.sh"

	ETAG_CACHE="${HOME}/.cache/setup_valheim_server.etag"
	SETUP_SCRIPT_PATH="$(realpath "$0")"

	TEMP_SCRIPT_PATH="$(mktemp)"

	info "Checking for setup script updates"

	curl --silent --etag-save "${ETAG_CACHE}" --etag-compare "${ETAG_CACHE}" -L "${SETUP_SCRIPT_URL}" -o "${TEMP_SCRIPT_PATH}"

	if [[ -s "${TEMP_SCRIPT_PATH}" ]]; then
	if ! cmp --silent $SETUP_SCRIPT_PATH $TEMP_SCRIPT_PATH; then
	echo "Setup script available, updating..."

	notify "Changes (< = removed \| > = added):"
	diff --color --minimal "${SETUP_SCRIPT_PATH}" "${TEMP_SCRIPT_PATH}"
	echo
	sleep 1
	mv "${TEMP_SCRIPT_PATH}" "${SETUP_SCRIPT_PATH}"
	success "Updated setup script."
	notify "Please re-run the setup script..."
	echo
	exit 0
	fi
	fi

	success "No update available"
	echo
	rm -f "${TEMP_SCRIPT_PATH}"
	}


	function main {
	# Stop on error
	set -e

	if [[ $(lsb_release -rs) != '22.04' ]]; then
	error "The release \"$(lsb_release -ds 2>/dev/null)\" is not supported, please re-install using Ubuntu 22.04 LTS."
	echo "See https://gist.github.com/husjon/c5225997eb9798d38db9f2fca98891ef#ubuntu-version for more information"
	echo
	exit 1
	fi

	cd

	while :; do
	echo "This script will install the Valheim Dedicated server "
	echo -n "Are you sure? [yes/no] "

	read -r answer

	case $answer in
	YES\|Yes\|yes\|y)
	break;;
	NO\|No\|no\|n)
	echo Aborting; exit;;
	esac
	done
	echo


	while :; do
	echo "Should this server use crossplay?"
	echo "Note: this is currenly highly experimental"
	echo -n "[yes/no] (default: no) "

	read -r answer

	case $answer in
	YES\|Yes\|yes\|y)
	CROSSPLAY_SUPPORT=true
	break;;
	NO\|No\|no\|n\|*)
	CROSSPLAY_SUPPORT=false
	break;;
	esac
	done



	# Update and upgrade the system
	mkdir -p ~/.cache
	if [[ ! -f ~/.cache/valheim_server_setup ]]; then
	info "First time setup"
	info "Adding Architecture"
	sudo apt -y update
	sudo dpkg --add-architecture armhf

	info "Updating and upgrading the OS"
	sudo apt -y update
	sudo apt -y upgrade && touch ~/.cache/valheim_server_setup
	success "Updating and upgrading the OS - Done"
	sudo reboot
	warn "Rebooting..."
	fi



	# Prepare box86 and box64
	info "Installing required packages"
	sudo apt -y install \
	build-essential \
	cmake \
	gcc-arm-linux-gnueabihf \
	git \
	libc6:armhf \
	libncurses6 \
	libstdc++6 \
	libpulse0 && \
	success "Installing required packages - Done"


	if uname -p \| grep "aarch64" > /dev/null; then
	notify "Found system to be 64bit Arm"
	# Fetch and build Box 86 and 64
	for ARCH in {86,64}; do
	cd
	if [[ ! -d "$HOME/box${ARCH}" ]]; then
	info "Fetching Box${ARCH}"
	git clone "https://github.com/ptitSeb/box${ARCH}" && \
	mkdir -p "box${ARCH}/build"
	success "Fetching Box${ARCH} - Done"
	fi

	info "Building Box${ARCH}"
	cd "$HOME/box${ARCH}/build"
	git fetch
	if [[ $ARCH == 64 ]] && [[ -n $BOX64_VERSION ]]; then
	TAG="${BOX64_VERSION}"
	elif [[ $ARCH == 86 ]] && [[ -n $BOX86_VERSION ]]; then
	TAG="${BOX86_VERSION}"
	else
	TAG="$(git tag \| tail -n 1)"
	fi

	git checkout "${TAG}"
	cmake .. -DRPI4ARM64=1 -DCMAKE_BUILD_TYPE=RelWithDebInfo
	make -j"$(nproc)" && success "Building Box${ARCH} - Done"

	info "Installing Box${ARCH}"
	sudo make install && success "Installing Box${ARCH} - Done"
	done
	sudo systemctl restart systemd-binfmt.service

	if ! grep -F '[valheim_server.x86_64] #box64 v0.2.6' ~/.box64rc; then
	info "Adding box64 configuration"
	cat <<-EOF \| tee -a ~/.box64rc
	[valheim_server.x86_64] #box64 v0.2.6
	BOX64_DYNAREC_BLEEDING_EDGE=0
	BOX64_DYNAREC_STRONGMEM=3
	EOF
	fi
	fi



	# Fetch and initialize steamcmd
	if [[ ! -f ~/steamcmd/steamcmd.sh ]]; then
	info "Fetching steamcmd"
	mkdir -p ~/steamcmd && \
	cd ~/steamcmd && \
	curl -sqL "https://steamcdn-a.akamaihd.net/client/installer/steamcmd_linux.tar.gz" \| tar zxvf -
	./steamcmd.sh +quit && success "Fetching steamcmd - Done"
	fi
	# Add steamcmd steamclient.so symlink
	info "Adding steamclient.so symlink"
	mkdir -p ~/.steam/sdk64 && ln -frs ~/steamcmd/linux64/steamclient.so ~/.steam/sdk64/



	# Install the Valheim Dedicated Server from Steam
	if [[ ! -f ~/valheim_server/start_server.sh ]]; then
	info "Installing Valheim Dedicated Server"
	cd ~/steamcmd
	./steamcmd.sh \
	+@sSteamCmdForcePlatformType linux \
	+force_install_dir "/home/$USER/valheim_server" \
	+login anonymous \
	+app_update 896660 validate \
	+quit && \
	success "Installing Valheim Dedicated Server - Done"
	fi



	# Add x86_64 version of libpulse-mainloop-glib.so.0
	if [[ $CROSSPLAY_SUPPORT == true ]]; then
	if [[ ! -f ~/valheim_server/linux64/libpulse-mainloop-glib.so.0 ]]; then
	info "Installing libpulse-mainloop-glib.so.0:x86_64"
	pushd "$(mktemp -d)"
	wget http://mirrors.kernel.org/ubuntu/pool/main/p/pulseaudio/libpulse-mainloop-glib0_15.99.1+dfsg1-1ubuntu1_amd64.deb
	dpkg -x libpulse-mainloop-glib0_15.99.1+dfsg1-1ubuntu1_amd64.deb ./ && \
	cp usr/lib/x86_64-linux-gnu/libpulse-mainloop-glib.so.0 "/home/$USER/valheim_server/linux64/"
	success "Installing libpulse-mainloop-glib.so.0:x86_64 - Done"
	popd
	fi
	else
	rm -f "/home/$USER/valheim_server/linux64/libpulse-mainloop-glib.so.0"
	fi



	# Initialize the Server Credentials file
	if [[ ! -f ~/server_credentials ]]; then
	info "Generating server_credentials file"
	PASSWORD="$(tr -dc "a-zA-Z0-9" < /dev/urandom \| fold -w "32" \| head -n 1)"
	cat <<-EOF > ~/server_credentials && success "Done"
	SERVER_NAME="My server"
	WORLD_NAME="My World"

	# NOTE: Minimum password length is 5 characters & Password cant be in the server name.
	PASSWORD="${PASSWORD}"

	# If the server should be listed publically. (1=yes, 0=no)
	PUBLIC=0

	PORT=2456
	EOF
	success "Generating server_credentials file - Done"
	fi



	# Update firewall
	info "Updating firewall rules"
	RULES=(
	"INPUT -p udp -m state --state NEW -m udp --dport 2456 -j ACCEPT"
	"INPUT -p udp -m state --state NEW -m udp --dport 2457 -j ACCEPT"
	"INPUT -p udp -m state --state NEW -m udp --dport 2458 -j ACCEPT"
	)
	FIREWALL_RULES_ADDED=false
	for RULE in "${RULES[@]}"; do
	sudo iptables -C ${RULE} 2> /dev/null \|\| \
	sudo iptables -I ${RULE} && FIREWALL_RULES_ADDED=true
	done
	if $FIREWALL_RULES_ADDED; then
	sudo cp /etc/iptables/rules.v4{,.bak}
	TMP_FILE=$(mktemp)
	sudo iptables-save > "${TMP_FILE}"
	sudo mv "${TMP_FILE}" /etc/iptables/rules.v4
	fi
	success "Done"



	# Add Valheim helper
	info "Creating Valheim Server helper"
	mkdir -p /usr/sbin
	cat <<-EOF \| sudo tee /usr/sbin/valheim_server > /dev/null
	#!/bin/bash

	# Stop on error
	set -e

	function show_usage {
	echo "Usage: \$(basename \$0) COMMAND"
	echo
	echo "Commands:"
	echo " update Stops and Updates the Valheim server"
	echo " start Start the Valheim server"
	echo " stop Stops the Valheim server"
	echo " restart Restart the Valheim server"
	echo " logs Shows the logs of the Valheim server"
	echo " logs-live Shows the live logs of the Valheim server"
	echo " help Shows this help message"
	echo
	}

	function start_server {
	if ! systemctl --user --quiet is-active valheim_server; then
	echo "Starting Server..."
	systemctl --user start valheim_server

	sleep 2 # sleeping to allow service to start up before validating.

	systemctl --user --quiet is-active valheim_server && \
	echo "Server Started"
	else
	echo "Server already running"
	fi
	}

	function stop_server {
	if systemctl --user --quiet is-active valheim_server; then
	echo "Stopping Server, please wait..."
	systemctl --user stop valheim_server
	echo "Server Stopped"
	else
	echo "Server already stopped"
	fi
	}

	function restart_server {
	stop_server && start_server
	}


	case \$1 in
	update)
	stop_server

	/home/\${USER}/steamcmd/steamcmd.sh \\
	+@sSteamCmdForcePlatformType linux \\
	+force_install_dir "/home/\${USER}/valheim_server" \\
	+login anonymous \\
	+app_update 896660 validate \\
	+quit
	echo
	echo "Server updated."
	echo "Start the server with \"valheim_server start\""
	;;

	start\|stop\|restart)
	\${1}_server;;
	logs)
	journalctl --user -u valheim_server;;
	logs-live)
	journalctl --user -f -u valheim_server;;
	help\|--help\|-h\|*)
	show_usage;;
	esac
	EOF
	sudo chmod +x /usr/sbin/valheim_server



	# Set up the Systemd Service
	info "Setting up Systemd Service"
	mkdir -p ~/.config/systemd/user/

	[[ $CROSSPLAY_SUPPORT == true ]] && CROSSPLAY="-crossplay"
	# Add servicefile
	cat <<-EOF > ~/.config/systemd/user/valheim_server.service
	[Unit]
	Description=Valheim Dedicated Server

	[Service]
	KillSignal=SIGINT
	TimeoutStopSec=30

	Restart=always
	RestartSec=5

	WorkingDirectory=/home/${USER}/valheim_server
	EnvironmentFile=/home/${USER}/server_credentials

	Environment=SteamAppId=892970
	Environment=LD_LIBRARY_PATH="./linux64:\$LD_LIBRARY_PATH"

	ExecStart=/home/${USER}/valheim_server/valheim_server.x86_64 \\
	-nographics \\
	-batchmode \\
	-port "\${PORT}" \\
	-public "\${PUBLIC}" \\
	-name "\${SERVER_NAME}" \\
	-world "\${WORLD_NAME}" \\
	-password "\${PASSWORD}" \\
	${CROSSPLAY} \\
	-savedir "/home/${USER}/valheim_data"

	[Install]
	WantedBy=default.target
	EOF

	# Enable Lingering Systemd user sessions
	loginctl enable-linger

	# Reload Systemd
	systemctl --user daemon-reload

	# Enable Valheim Systemd service allowing it to start automatically on boot
	systemctl --user enable valheim_server.service && success "Setting up Systemd Service - Done"



	info "Creating Readme"
	cat <<-EOF > ~/Readme.md && success "Creating Readme - Done"
	# Valheim Server Helper Commands
	## Help
	valheim_server help

	## Start server
	valheim_server start

	## Stop server
	valheim_server stop

	## Updating the server
	valheim_server upgrade


	# Enable / Disable crossplay
	This can be accomplished by re-running the setup script.
	It will ask you of you want crossplay enabled or disabled.
	EOF



	# Start the Valheim Systemd service
	success "Setup finished"
	echo "A file named 'server_credentials' have been placed in the home directory"
	echo "Edit as you see fit with f.ex 'nano ~/server_credentials'"
	echo "Within nano, when done editing, press 'Ctrl+X', then 'y', finally 'Enter'"
	echo
	echo "Finally, to start the server, the following command can be used:"
	echo " valheim_server start"
	echo
	echo "A readme with additional commands have also been placed in the home directory"
	}

	if [ `id -u` -eq 0 ]; then
	error Please run this script as a regular user.

	exit 1
	fi

	perform_self_update


	# Pinned versions for Box 64 / 86
	BOX64_VERSION="${BOX64_VERSION:-v0.2.6}"
	BOX86_VERSION="${BOX86_VERSION:-1e749beb2e84401344337b2f3865f156a667d946}"

	main \| tee install_valheim_server.log