ARK Survival Ascended server start/update script

start_update_asa.sh

#!/bin/bash                                                                     
                                                                                
mkdir -p ~/.steam/steam                                                         
export STEAM_LIBRARY="$(realpath ~/.steam/steam/)"                              
                                                                                
app_id=2430930                                                                  
proton_id=2348590                                                               
#lgsm vars                                                                      
serverfiles="$(realpath ./serverfiles)"                                         
systemdir="${serverfiles}/ShooterGame"                                          
executabledir="${systemdir}/Binaries/Win64"                                     
executable="./ArkAscendedServer.exe"                                            
servercfgdir="${systemdir}/Saved/Config/WindowsServer"                          
servercfg="GameUserSettings.ini"                                                
servercfgdefault="GameUserSettings.ini"                                         
servercfgfullpath="${servercfgdir}/${servercfg}"                                
#custom vars                                                                    
proton_dir="$(realpath ./serverfiles/Proton/)"                                  
                                                                                
                                                                                
rconport="27020"                                                                
defaultmap="TheIsland_WP"                                                       
maxplayers="10"                                                                 
sessionname="ARK Survival Ascended"                                             
                                                                                
# must login with account for proton                                            
if [[ "$1" == "u" ]];then                                                       
  steamcmd \                                                                    
    +force_install_dir ${proton_dir} \                                          
    +login ${STEAM_USER} \                                                      
    +app_update ${proton_id} \                                                  
    validate \                                                                  
    +quit                                                                       
                                                                                
  steamcmd \                                                                    
    +@sSteamCmdForcePlatformType windows \                                      
    +force_install_dir ${serverfiles} \                                         
    +login anonymous \                                                          
    +app_update ${app_id} \                                                     
    validate \                                                                  
    +quit                                                                       
                                                                                
  echo "Installed and validated"                                                
fi                                                                              
                                                                                
export STEAM_COMPAT_DATA_PATH="${serverfiles}/compatdata/${app_id}"             
export STEAM_COMPAT_CLIENT_INSTALL_PATH="${STEAM_COMPAT_DATA_PATH}"             
mkdir -p "${STEAM_COMPAT_DATA_PATH}"                                            
echo "Config files at: ${servercfgdir}"                                         
                                                                                
# proton verbs waitforexitandrun, runinprefix                                   
"${proton_dir}"/proton runinprefix ${executabledir}/${executable} ${defaultmap}?listen?RCONPort=${rconport}?RCONEnabled=True?MaxPlayers=${maxplayers}?SessionName="${sessionname}" -WinLiveMaxPlayers=${maxplayers} -nosteamclient -NoBattlEye 2> /dev/null &
server_pid="$!"                                                                 
echo "server pid: ${server_pid}"                                                
wait "${server_pid}"                                                            
echo -e "\nServer shutdown"