Core Keeper

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Core Keeper is a survival sandbox game for single or multiplayers. --- Drawn towards a mysterious relic, you are an explorer who awakens in an ancient cavern of creatures, resources and trinkets. Trapped deep underground will your survival skills be up to the task? Mine relics and resources to build your base, craft new equipment, survive, and power up the Core. ---

Contributors:
danielb@purpleflaghosting.com
README

Core Keeper

Game Info

Core Keeper is a sandbox survival game.

Explore an endless cavern of creatures, relics and resources in a mining sandbox adventure for 1-8 players. Mine, build, fight, craft and farm to unravel the mystery of the ancient Core.

Dedicated Server

Steam DB

Parameters

Parameter Default Description
World Index 0 Which world index to use. Default: 0.
World Name Core Keeper Server The name to use for the server. Defaul: Core Keeper Server.
World Seed 0 The seed to use for a new world. Set to 0 to generate random seed. Default: 0.
Game ID Game ID to use for the server. Needs to be at least 28 characters and alphanumeric, excluding Y,y,x,0,O. Empty or not valid means a new ID will be generated at start. Default: EMPTY.
Max Players 100 Maximum number of players that will be allowed to connect to server. Maximum is 100. Default: 100,
World Mode 0 Whether to use normal (0) or hard (1) mode for world. Default: 0.
Auto Update 1 Enable automatic updates on boot: Default: true

Game Ports

Port Default Protocol Description
Server 27015 UDP
Query 27016 UDP Automaticaly bind by the game server (Game port + 1)

Example:
Server Port = 4711
Make sure you open UDP ports 4711-4712 in your firewall and bind the allocations to the Core Keeper Server.

Requirements of RAM and storage

Req Minimum Recommend
RAM 1.0GB 1.5GB
Storage 1.0GB 1.5GB

Important directories

Directory Description
World Saves /home/container/.config/unity3d/Pugstorm/Core Keeper/DedicatedServer/worlds
Server Settings /home/container/.config/unity3d/Pugstorm/Core Keeper/DedicatedServer
Docker Images (1)
Name Image
ghcr.io/ptero-eggs/steamcmd:debian ghcr.io/ptero-eggs/steamcmd:debian
Startup Command 
export DISPLAY=:0; rm ./GameID.txt ./CoreKeeperServerLog.txt; touch ./CoreKeeperServerLog.txt; xvfb-run -s "-screen 0 {{DISPLAY_WIDTH}}x{{DISPLAY_HEIGHT}}x{{DISPLAY_DEPTH}} -ac -nolisten tcp -nolisten unix" ./CoreKeeperServer -batchmode -logfile CoreKeeperServerLog.txt -world {{WORLD_INDEX}} -worldname "{{WORLD_NAME}}" -worldseed {{WORLD_SEED}} $([[ "{{GAME_ID}}" != "" ]] && echo -n " -gameid {{GAME_ID}}") -maxplayers {{MAX_PLAYERS}} -worldmode {{WORLD_MODE}} -port {{SERVER_PORT}} & CKPID=$!; tail -f CoreKeeperServerLog.txt | grep -e '^\[userid:[0-9]*\] player' -e '^[^\[]' & LOGPID=$!; trap "kill ${CKPID}; wait ${CKPID}; kill ${LOGPID}; wait ${LOGPID}" 15; wait $!
Variables (11)

World Index

Which world index to use. Default: 0.

Environment:
WORLD_INDEX
Default:
0
User Viewable:
❌
User Editable:
❌
Rules:
required|integer|min:0

World Name

The name to use for the server. Defaul: Core Keeper Server.

Environment:
WORLD_NAME
Default:
Core Keeper Server
User Viewable:
❌
User Editable:
❌
Rules:
required|string|max:100|min:3

World Seed

The seed to use for a new world. Set to 0 to generate random seed. Default: 0.

Environment:
WORLD_SEED
Default:
0
User Viewable:
❌
User Editable:
❌
Rules:
required|integer|min:0

Game ID

Game ID to use for the server. Needs to be at least 28 characters and alphanumeric, excluding Y,y,x,0,O. Empty or not valid means a new ID will be generated at start. Default: EMPTY.

Environment:
GAME_ID
Default:
None
User Viewable:
❌
User Editable:
❌
Rules:
nullable|string|min:28

Max Players

Maximum number of players that will be allowed to connect to server. Maximum is 100. Default: 100,

Environment:
MAX_PLAYERS
Default:
100
User Viewable:
❌
User Editable:
❌
Rules:
required|integer|min:1|max:100

World Mode

Whether to use normal (0) or hard (1) mode for world.

Environment:
WORLD_MODE
Default:
0
User Viewable:
❌
User Editable:
❌
Rules:
required|boolean

Steam App ID

Steam App ID of Core Keeper Dedicated Server

Environment:
SRCDS_APPID
Default:
1963720
User Viewable:
❌
User Editable:
❌
Rules:
required|string|in:1963720

Auto Update

Enable automatic updates on boot

Environment:
AUTO_UPDATE
Default:
1
User Viewable:
❌
User Editable:
❌
Rules:
required|boolean

DISPLAY_WIDTH

Virtual display width. Fix:1.

Environment:
DISPLAY_WIDTH
Default:
1
User Viewable:
❌
User Editable:
❌
Rules:
required|integer

DISPLAY_HEIGHT

Virtual display height. Fix:1.

Environment:
DISPLAY_HEIGHT
Default:
1
User Viewable:
❌
User Editable:
❌
Rules:
required|integer

DISPLAY_DEPTH

Virtual display color depth. Fix: 24.

Environment:
DISPLAY_DEPTH
Default:
24
User Viewable:
❌
User Editable:
❌
Rules:
required|integer
Installation Script
Container: ghcr.io/ptero-eggs/installers:debian
Entrypoint: bash
#!/bin/bash
# steamcmd Base Installation Script
#
# Server Files: /mnt/server
# Image to install with is 'ghcr.io/ptero-eggs/installers:debian'

##
#
# Variables
# STEAM_USER, STEAM_PASS, STEAM_AUTH - Steam user setup. If a user has 2fa enabled it will most likely fail due to timeout. Leave blank for anon install.
# WINDOWS_INSTALL - if it's a windows server you want to install set to 1
# SRCDS_APPID - steam app id found here - https://developer.valvesoftware.com/wiki/Dedicated_Servers_List
# SRCDS_BETAID - beta branch of a steam app. Leave blank to install normal branch
# SRCDS_BETAPASS - password for a beta branch should one be required during private or closed testing phases.. Leave blank for no password.
# INSTALL_FLAGS - Any additional SteamCMD  flags to pass during install.. Keep in mind that steamcmd auto update process in the docker image might overwrite or ignore these when it performs update on server boot.
# AUTO_UPDATE - Adding this variable to the egg allows disabling or enabling automated updates on boot. Boolean value. 0 to disable and 1 to enable.
#
 ##

# Install packages. Default packages below are not required if using our existing install image thus speeding up the install process.
#apt -y update
#apt -y --no-install-recommends install curl lib32gcc-s1 ca-certificates

## just in case someone removed the defaults.
if [[ "${STEAM_USER}" == "" ]] || [[ "${STEAM_PASS}" == "" ]]; then
    echo -e "steam user is not set.\n"
    echo -e "Using anonymous user.\n"
    STEAM_USER=anonymous
    STEAM_PASS=""
    STEAM_AUTH=""
else
    echo -e "user set to ${STEAM_USER}"
fi

## download and install steamcmd
cd /tmp
mkdir -p /mnt/server/steamcmd
curl -sSL -o steamcmd.tar.gz https://steamcdn-a.akamaihd.net/client/installer/steamcmd_linux.tar.gz
tar -xzvf steamcmd.tar.gz -C /mnt/server/steamcmd
mkdir -p /mnt/server/steamapps # Fix steamcmd disk write error when this folder is missing
cd /mnt/server/steamcmd

# SteamCMD fails otherwise for some reason, even running as root.
# This is changed at the end of the install process anyways.
chown -R root:root /mnt
export HOME=/mnt/server

## install game using steamcmd
./steamcmd.sh +force_install_dir /mnt/server +login ${STEAM_USER} ${STEAM_PASS} ${STEAM_AUTH} $( [[ "${WINDOWS_INSTALL}" == "1" ]] && printf %s '+@sSteamCmdForcePlatformType windows' ) +app_update ${SRCDS_APPID} validate +quit

## set up 32 bit libraries
mkdir -p /mnt/server/.steam/sdk32
cp -v linux32/steamclient.so ../.steam/sdk32/steamclient.so

## set up 64 bit libraries
mkdir -p /mnt/server/.steam/sdk64
cp -v linux64/steamclient.so ../.steam/sdk64/steamclient.so

## add below your custom commands if needed

## install end
echo "-----------------------------------------"
echo "Installation completed..."
echo "-----------------------------------------"