enshrd_backupgrade

#!/bin/bash
# Upgrade Server on new release (https://api.steamcmd.net/v1/info/2278520)
# Backup savegame (after shutdown)
#
### v0.1 - enshrouded server update/reboot script
#
# crontab @4AM every day
# 0 4 * * * /usr/local/bin/enshrd_backupgrade 

_USERDIR="/home/enshrouded"                        # Enshrouded User directory
_STEAMCMD="${_USERDIR}/steamcmd/steamcmd.sh"       # SteamCMD script location
_WKGDIR="${_USERDIR}/enshrd-monitor"               # Monitoring Directory used by this toolset
_SAVEBKPDIR="${_USERDIR}/enshrd-bak"               # Backup Folder for Savegames
_GAMEDIR="${_USERDIR}/enshroudedserver"            # Enshrouded Server Game Directory
_LOGFILE="${_WKGDIR}/update.log"                   # Log file for this script
_LOCKFILE="/tmp/.enshrd_updater.lock"              # lockfile location
_SERVICEFILE="enshrd.service"                      # Enshrouded Service name
# Optional Proton Update with "proton-update" script
_PROTON_UPDATE=""                                  # Set to 'true" if Proton is used

### PRE
_LOGTHIS(){
local _LEVEL="$1"
local _MESSAGE="$2"
local _TIMESTAMP=$(date '+%Y-%m-%d %H:%M:%S')
printf "[${_TIMESTAMP}] [${_LEVEL}] ${_MESSAGE}\n" >>$_LOGFILE
}

[ -x "$_STEAMCMD" ] ||  { _LOGTHIS FAIL "SteamCMD not Found.."; exit 1; }
[ -d "${_GAMEDIR}/savegame" ] || { _LOGTHIS FAIL "Enshrouded 'savegame' dir not found.."; exit 1; }
[ -d "$_WKGDIR" ] || mkdir -p $_WKGDIR
[ -d "$_SAVEBKPDIR" ] || mkdir -p $_SAVEBKPDIR

# lockfile
if [ -e "$_LOCKFILE" ]; then
_PID=$(cat ${_LOCKFILE})
ps -p $_PID -o pid= >/dev/null 2>&1
  if [ $? -eq 0 ]; then
    _LOGTHIS FAIL "Process is already running.."
    exit
  fi
fi
echo $$ >$_LOCKFILE
trap 'rm -f "$_LOCKFILE"' EXIT

# check query script presence
type enshrd_query >/dev/null || { _LOGTHIS FAIL "Script 'enshrd_query' not found in PATH"; exit 1; }

# SteamCMD update function
_ENSHRDUPDATE(){
_LOGTHIS INFO "Starting SteamCMD Game Update"
_LOGTHIS INFO "SteamCMD Log: ${_WKGDIR}/steamcmd-last-update.log"
$_STEAMCMD +@sSteamCmdForcePlatformType windows +force_install_dir $_GAMEDIR +login anonymous +app_update 2278520 +quit > ${_WKGDIR}/steamcmd-last-update.log && \
_LOGTHIS SUCCESS "SteamCMD Update Success!" || \
_LOGTHIS FAIL "SteamCMD Update Failed.."
}

### Base Informations collect
#_LASTGAMEUPDATE=$(date -d @$(curl -s https://api.steamcmd.net/v1/info/2278520 | jq '.data."2278520".depots.branches.public.timeupdated' |tr -d '"'))
# loop to get SteamCMD last update date
_MAX_RETRIES=5
_RETRY_INTERVAL=5  # seconds
attempt=0
while [ $attempt -lt $_MAX_RETRIES ]; do
  response=$(curl -s https://api.steamcmd.net/v1/info/2278520)
  if [ $? = 0 ]; then
    timeupdated=$(echo "$response" | jq '.data."2278520".depots.branches.public.timeupdated' | tr -d '"')
    if [ -n "$timeupdated" ]; then
      _LASTGAMEUPDATE=$(date -d @$timeupdated)
      break
    fi
  fi
  attempt=$(($attempt+1))
  sleep $_RETRY_INTERVAL
done
if [ $attempt -eq $_MAX_RETRIES ]; then
  _LASTGAMEUPDATE=$(date  +'%s' --date="-1 week")
fi



_CURRENTVERSION=$(grep SVN ${_GAMEDIR}/logs/enshrouded_server.log | awk '{print $NF}')

# Main
_LOGTHIS START "Enshrouded server Backup / Update started"
_LOGTHIS INFO "Current version: $_CURRENTVERSION"

# Abort if player are connected
if [ "$(enshrd_query -l -n)" = "0" -o "$(enshrd_query -n -l)" = "" ]; then
  _LOGTHIS INFO "Active User(s) detected: '0'"
else
  _LOGTHIS WARN "Active User(s) detected: $(cat ${_WKGDIR}/connected-users), abort.."
  exit 1 
fi
# stop service and backup map
_LOGTHIS INFO "Stopping service: $_SERVICEFILE"
sudo systemctl stop $_SERVICEFILE
sleep 5
# Clean logs and monitoring files
>${_WKGDIR}/last_check
>${_WKGDIR}/log_news
>${_WKGDIR}/connected-users
>${_GAMEDIR}/logs/enshrouded_server.log
# Backup Savegame folder
_LOGTHIS INFO "Backup Map files: ${_SAVEBKPDIR}/Enshrouded_Map-$(date +%d%m%Y-%H%M).zip"
zip -q -r ${_SAVEBKPDIR}/Enshrouded-map_$(date +%d%m%Y-%H%M).zip  ${_GAMEDIR}/savegame/*
# Update Core Game files only if steam game repo have been updated within last 24h (as this script is meant to run every day)
_LOGTHIS INFO "Steam Core Game Repo last update: $_LASTGAMEUPDATE"
if [ "$(date  -d "$_LASTGAMEUPDATE" +'%s')" -ge "$(date  +'%s' --date="-1 day")" ]; then
  _ENSHRDUPDATE
else
  _LOGTHIS INFO "Steam Repo Check: Update not needed"
fi
# Proton Update if set
if [ "$_PROTON_UPDATE" = "true" ]; then
  if type proton-update >/dev/null 2>&1; then
    proton-update || { _LOGTHIS END_FAIL "Proton check failed, Server inconsistency.." && exit 1; }
  else
    _LOGTHIS WARN "Script 'proton-update' not found: skip.."
  fi
fi
# wait for server start
_LOGTHIS INFO "Restarting service: $_SERVICEFILE"
sudo systemctl start $_SERVICEFILE
counter="0"
while ! grep -q SVN ${_GAMEDIR}/logs/enshrouded_server.log; do
	sleep 3
	counter=$((counter+1))
	[ "$counter" = 40 ] && _LOGTHIS END_FAIL "Service did not restart properly" && exit 1
done
_LOGTHIS END_SUCCESS "Enshrouded Server [Version:$(grep SVN ${_GAMEDIR}/logs/enshrouded_server.log | awk '{print $NF}')] - Backup/Update Complete! "