LinuxGSM/Rust/rustserver

#!/bin/bash
# Rust
# Server Management Script
# Author: Daniel Gibbs
# Contributor: UltimateByte (LGSM adaptation), Wulf (Information)
# Website: http://gameservermanagers.com
if [ -f ".dev-debug" ]; then
	exec 5>dev-debug.log
	BASH_XTRACEFD="5"
	set -x
fi

version="230215"

#### Variables ####

# Notification Email
# (on|off)
emailnotification="off"
email="email@example.com"

# Steam login (not required)
steamuser="anonymous"
steampass=""

# Server settings
# More settings available after install in serverfiles/server/rust-server/server.cfg
servername="Rust"
ip="0.0.0.0"
updateonstart="off"
port="28015"
rconport="28016" 
rconpassword="CHANGE_ME"
maxplayers="50"

# Advanced
seed="" #  default random; range : -2147483647 to 2147483647 ; used to change or reproduce a procedural map
worldsize="4000" # default 4000; range : 2000 to 8000 ; map size in meters
saveinterval="300" # Auto-save in seconds
tickrate="30" # default 30; range : 15 to 100

# https://developer.valvesoftware.com/wiki/Rust_Dedicated_Server
fn_parms(){
parms="-batchmode +server.ip ${ip} +server.port ${port} +server.tickrate ${tickrate} +server.hostname \"${servername}\" +server.identity \"${servicename}\" ${conditionalseed} +server.maxplayers ${maxplayers} +server.worldsize ${worldsize} +server.saveinterval ${saveinterval} +rcon.ip ${ip} +rcon.port ${rconport} +rcon.password \"${rconpassword}\" -logfile ${gamelogfile}"
}

# Specific to Rust
if [ -n "${seed}" ]; then
	# If set, then add to start parms
	conditionalseed="+server.seed ${seed}"
else
	# Keep randomness of the number if not set
	conditionalseed=""
fi

#### Advanced Variables ####

# Github Branch Select
# Allows for the use of different function files
# from a different repo and/or branch.
githubuser="dgibbs64"
githubrepo="linuxgsm"
githubbranch="master"

# Steam
appid="258550"

# Server Details
servicename="rust-server"
gamename="Rust"
engine="unity3d"

# Directories
rootdir="$(dirname $(readlink -f "${BASH_SOURCE[0]}"))"
selfname=$(basename $(readlink -f "${BASH_SOURCE[0]}"))
lockselfname=".${servicename}.lock"
filesdir="${rootdir}/serverfiles"
systemdir="${filesdir}"
executabledir="${filesdir}"
executable="./RustDedicated"
serveridentitydir="${systemdir}/server/${servicename}"
servercfg="server.cfg"
servercfgdir="${serveridentitydir}/cfg"
servercfgfullpath="${servercfgdir}/${servercfg}"
servercfgdefault="${servercfgdir}/lgsm-default.cfg"
backupdir="${rootdir}/backups"

# Logging
logdays="7"
gamelogdir="${rootdir}/log/server"
scriptlogdir="${rootdir}/log/script"
consolelogdir="${rootdir}/log/console"

gamelog="${gamelogdir}/${servicename}-game.log"
scriptlog="${scriptlogdir}/${servicename}-script.log"
consolelog="${consolelogdir}/${servicename}-console.log"
emaillog="${scriptlogdir}/${servicename}-email.log"
gamelogfile="\"gamelog-$(date '+%Y-%m-%d-%H-%M-%S').log\""

scriptlogdate="${scriptlogdir}/${servicename}-script-$(date '+%d-%m-%Y-%H-%M-%S').log"
consolelogdate="${consolelogdir}/${servicename}-console-$(date '+%d-%m-%Y-%H-%M-%S').log"

##### Script #####
# Do not edit

fn_getgithubfile(){
filename=$1
exec=$2
fileurl=${3:-$filename}
filepath="${rootdir}/${filename}"
filedir=$(dirname "${filepath}")
# If the function file is missing, then download
if [ ! -f "${filepath}" ]; then
	if [ ! -d "${filedir}" ]; then
		mkdir "${filedir}"
	fi
	githuburl="https://raw.githubusercontent.com/${githubuser}/${githubrepo}/${githubbranch}/${fileurl}"
	echo -e "    fetching ${filename}...\c"
	if [ "$(command -v curl)" ]||[ "$(which curl >/dev/null 2>&1)" ]||[ -f "/usr/bin/curl" ]||[ -f "/bin/curl" ]; then
		:
	else	
		echo -e "\e[0;31mFAIL\e[0m\n"
		echo "Curl is not installed!"
		echo -e ""
		exit
	fi
	curl=$(curl --fail -o "${filepath}" "${githuburl}" 2>&1)
	if [ $? -ne 0 ]; then
		echo -e "\e[0;31mFAIL\e[0m\n"
		echo "		${curl}"|grep "curl:"
		echo -e "${githuburl}\n"
		exit
	else
		echo -e "\e[0;32mOK\e[0m"
	fi	
	if [ "${exec}" ]; then
		chmod +x "${filepath}"
	fi
fi
if [ "${exec}" ]; then
	source "${filepath}"
fi
}

fn_runfunction(){
	fn_getgithubfile "functions/${functionfile}" 1
}

core_functions.sh(){
# Functions are defined in core_functions.sh.
functionfile="${FUNCNAME}"
fn_runfunction
}

core_functions.sh

getopt=$1
core_getopt.sh