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entrypoint.sh
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entrypoint.sh
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#!/bin/bash
## File: Pterodactyl Arma 3 Image - entrypoint.sh
## Author: David Wolfe (Red-Thirten)
## Contributors: Aussie Server Hosts (https://aussieserverhosts.com/), Stephen White (SilK)
## Date: 2022/11/26
## License: MIT License
## === CONSTANTS ===
STEAMCMD_DIR="./steamcmd" # SteamCMD's directory containing steamcmd.sh
WORKSHOP_DIR="./Steam/steamapps/workshop" # SteamCMD's directory containing workshop downloads
STEAMCMD_LOG="${STEAMCMD_DIR}/steamcmd.log" # Log file for SteamCMD
GAME_ID=107410 # SteamCMD ID for the Arma 3 GAME (not server). Only used for Workshop mod downloads.
EGG_URL='https://github.com/parkervcp/eggs/tree/master/game_eggs/steamcmd_servers/arma/arma3' # URL for Pterodactyl Egg & Info (only used as info to legacy users)
# Color Codes
CYAN='\033[0;36m'
GREEN='\033[0;32m'
YELLOW='\033[1;33m'
RED='\033[0;31m'
NC='\033[0m' # No Color
## === ENVIRONMENT VARS ===
# STARTUP, STARTUP_PARAMS, STEAM_USER, STEAM_PASS, SERVER_BINARY, MOD_FILE, MODIFICATIONS, SERVERMODS, OPTIONALMODS, UPDATE_SERVER, CLEAR_CACHE, VALIDATE_SERVER, MODS_LOWERCASE, STEAMCMD_EXTRA_FLAGS, CDLC, STEAMCMD_APPID, HC_NUM, SERVER_PASSWORD, HC_HIDE, STEAMCMD_ATTEMPTS, BASIC_URL, DISABLE_MOD_UPDATES
## === GLOBAL VARS ===
# validateServer, extraFlags, updateAttempt, modifiedStartup, allMods, CLIENT_MODS
## === DEFINE FUNCTIONS ===
#
# Runs SteamCMD with specified variables and performs error handling.
function RunSteamCMD { #[Input: int server=0 mod=1 optional_mod=2; int id]
# Clear previous SteamCMD log
if [[ -f "${STEAMCMD_LOG}" ]]; then
rm -f "${STEAMCMD_LOG:?}"
fi
updateAttempt=0
while (( $updateAttempt < $STEAMCMD_ATTEMPTS )); do # Loop for specified number of attempts
# Increment attempt counter
updateAttempt=$((updateAttempt+1))
if (( $updateAttempt > 1 )); then # Notify if not first attempt
echo -e "\t${YELLOW}Re-Attempting download/update in 3 seconds...${NC} (Attempt ${CYAN}${updateAttempt}${NC} of ${CYAN}${STEAMCMD_ATTEMPTS}${NC})\n"
sleep 3
fi
# Check if updating server or mod
if [[ $1 == 0 ]]; then # Server
numactl --physcpubind=+0 ${STEAMCMD_DIR}/steamcmd.sh +force_install_dir /home/container "+login \"${STEAM_USER}\" \"${STEAM_PASS}\"" +app_update $2 $extraFlags $validateServer +quit | tee -a "${STEAMCMD_LOG}"
else # Mod
numactl --physcpubind=+0 ${STEAMCMD_DIR}/steamcmd.sh "+login \"${STEAM_USER}\" \"${STEAM_PASS}\"" +workshop_download_item $GAME_ID $2 +quit | tee -a "${STEAMCMD_LOG}"
fi
# Error checking for SteamCMD
steamcmdExitCode=${PIPESTATUS[0]}
loggedErrors=$(grep -i "error\|failed" "${STEAMCMD_LOG}" | grep -iv "setlocal\|SDL\|steamservice\|thread")
if [[ -n ${loggedErrors} ]]; then # Catch errors (ignore setlocale, SDL, steamservice, and thread priority warnings)
# Soft errors
if [[ -n $(grep -i "Timeout downloading item" "${STEAMCMD_LOG}") ]]; then # Mod download timeout
echo -e "\n${YELLOW}[UPDATE]: ${NC}Timeout downloading Steam Workshop mod: \"${CYAN}${modName}${NC}\" (${CYAN}${2}${NC})"
echo -e "\t(This is expected for particularly large mods)"
elif [[ -n $(grep -i "0x402\|0x6\|0x602" "${STEAMCMD_LOG}") ]]; then # Connection issue with Steam
echo -e "\n${YELLOW}[UPDATE]: ${NC}Connection issue with Steam servers."
echo -e "\t(Steam servers may currently be down, or a connection cannot be made reliably)"
# Hard errors
elif [[ -n $(grep -i "Password check for AppId" "${STEAMCMD_LOG}") ]]; then # Incorrect beta branch password
echo -e "\n${RED}[UPDATE]: ${YELLOW}Incorrect password given for beta branch. ${CYAN}Skipping download...${NC}"
echo -e "\t(Check your \"[ADVANCED] EXTRA FLAGS FOR STEAMCMD\" startup parameter)"
break
# Fatal errors
elif [[ -n $(grep -i "Invalid Password\|two-factor\|No subscription" "${STEAMCMD_LOG}") ]]; then # Wrong username/password, Steam Guard is turned on, or host is using anonymous account
echo -e "\n${RED}[UPDATE]: Cannot login to Steam - Improperly configured account and/or credentials"
echo -e "\t${YELLOW}Please contact your administrator/host and give them the following message:${NC}"
echo -e "\t${CYAN}Your Egg, or your client's server, is not configured with valid Steam credentials.${NC}"
echo -e "\t${CYAN}Either the username/password is wrong, or Steam Guard is not properly configured"
echo -e "\t${CYAN}according to this egg's documentation/README.${NC}\n"
exit 1
elif [[ -n $(grep -i "Download item" "${STEAMCMD_LOG}") ]]; then # Steam account does not own base game for mod downloads, or unknown
echo -e "\n${RED}[UPDATE]: Cannot download mod - Download failed"
echo -e "\t${YELLOW}While unknown, this error is likely due to your host's Steam account not owning the base game.${NC}"
echo -e "\t${YELLOW}(Please contact your administrator/host if this issue persists)${NC}\n"
exit 1
elif [[ -n $(grep -i "0x202\|0x212" "${STEAMCMD_LOG}") ]]; then # Not enough disk space
echo -e "\n${RED}[UPDATE]: Unable to complete download - Not enough storage"
echo -e "\t${YELLOW}You have run out of your allotted disk space.${NC}"
echo -e "\t${YELLOW}Please contact your administrator/host for potential storage upgrades.${NC}\n"
exit 1
elif [[ -n $(grep -i "0x606" "${STEAMCMD_LOG}") ]]; then # Disk write failure
echo -e "\n${RED}[UPDATE]: Unable to complete download - Disk write failure"
echo -e "\t${YELLOW}This is normally caused by directory permissions issues,"
echo -e "\t${YELLOW}but could be a more serious hardware issue.${NC}"
echo -e "\t${YELLOW}(Please contact your administrator/host if this issue persists)${NC}\n"
exit 1
else # Unknown caught error
echo -e "\n${RED}[UPDATE]: ${YELLOW}An unknown error has occurred with SteamCMD. ${CYAN}Skipping download...${NC}"
echo -e "SteamCMD Errors:\n${loggedErrors}"
echo -e "\t${YELLOW}(Please contact your administrator/host if this issue persists)${NC}\n"
break
fi
elif [[ $steamcmdExitCode != 0 ]]; then # Unknown fatal error
echo -e "\n${RED}[UPDATE]: SteamCMD has crashed for an unknown reason!${NC} (Exit code: ${CYAN}${steamcmdExitCode}${NC})"
echo -e "\t${YELLOW}(Please contact your administrator/host for support)${NC}\n"
cp -r /tmp/dumps /home/container/dumps
exit $steamcmdExitCode
else # Success!
if [[ $1 == 0 ]]; then # Server
echo -e "\n${GREEN}[UPDATE]: Game server is up to date!${NC}"
else # Mod
# Move the downloaded mod to the root directory, and replace existing mod if needed
mkdir -p ./@$2
rm -rf ./@$2/*
mv -f ${WORKSHOP_DIR}/content/$GAME_ID/$2/* ./@$2
rm -d ${WORKSHOP_DIR}/content/$GAME_ID/$2
# Make the mods contents all lowercase
ModsLowercase @$2
# Move any .bikey's to the keys directory
echo -e "\tMoving any mod ${CYAN}.bikey${NC} files to the ${CYAN}~/keys/${NC} folder..."
if [[ $1 == 1 ]]; then
find ./@$2 -name "*.bikey" -type f -exec cp {} ./keys \;
else
# Give optional mod keys a custom name which can be checked later for deleting unconfigured mods
for file in $(find ./@$2 -name "*.bikey" -type f); do
filename=$(basename ${file})
cp $file ./keys/optional_$2_${filename}
done;
echo -e "\tMod with ID $2 is an optional mod. Deleting original mod download folder..."
rm -r ./@$2
# Recreate a directory so time-based detection of auto updates works correctly
mkdir ./@$2_optional
fi
echo -e "${GREEN}[UPDATE]: Mod download/update successful!${NC}"
fi
break
fi
if (( $updateAttempt == $STEAMCMD_ATTEMPTS )); then # Notify if failed last attempt
if [[ $1 == 0 ]]; then # Server
echo -e "\t${RED}Final attempt made! ${YELLOW}Unable to complete game server update. ${CYAN}Skipping...${NC}"
echo -e "\t(Please try again at a later time)"
sleep 3
else # Mod
echo -e "\t${RED}Final attempt made! ${YELLOW}Unable to complete mod download/update. ${CYAN}Skipping...${NC}"
echo -e "\t(You may try again later, or manually upload this mod to your server via SFTP)"
sleep 3
fi
fi
done
}
# Takes a directory (string) as input, and recursively makes all files & folders lowercase.
function ModsLowercase {
echo -e "\n\tMaking mod ${CYAN}$1${NC} files/folders lowercase..."
for SRC in `find ./$1 -depth`
do
DST=`dirname "${SRC}"`/`basename "${SRC}" | tr '[A-Z]' '[a-z]'`
if [ "${SRC}" != "${DST}" ]
then
[ ! -e "${DST}" ] && mv -T "${SRC}" "${DST}"
fi
done
}
# Removes duplicate items from a semicolon delimited string
function RemoveDuplicates { #[Input: str - Output: printf of new str]
if [[ -n $1 ]]; then # If nothing to compare, skip to prevent extra semicolon being returned
echo $1 | sed -e 's/;/\n/g' | sort -u | xargs printf '%s;'
fi
}
# === ENTRYPOINT START ===
# Wait for the container to fully initialize
sleep 1
# Set environment variable that holds the Internal Docker IP
INTERNAL_IP=$(ip route get 1 | awk '{print $(NF-2);exit}')
export INTERNAL_IP
# Switch to the container's working directory
cd /home/container || exit 1
# Check for old eggs
if [[ -z ${VALIDATE_SERVER} ]]; then # VALIDATE_SERVER was not in the previous version
echo -e "\n${RED}[STARTUP_ERR]: Please contact your administrator/host for support, and give them the following message:${NC}\n"
echo -e "\t${CYAN}Your Arma 3 Egg is outdated and no longer supported.${NC}"
echo -e "\t${CYAN}Please download the latest version at the following link, and install it in your panel:${NC}"
echo -e "\t${CYAN}${EGG_URL}${NC}\n"
exit 1
fi
# Collect and parse all specified mods
if [[ -n ${MODIFICATIONS} ]] && [[ ${MODIFICATIONS} != *\; ]]; then # Add manually specified mods to the client-side mods list, while checking for trailing semicolon
CLIENT_MODS="${MODIFICATIONS};"
else
CLIENT_MODS=${MODIFICATIONS}
fi
if [[ -f ${MOD_FILE} ]] && [[ -n "$(cat ${MOD_FILE} | grep 'Created by Arma 3 Launcher')" ]]; then # If the mod list file exists and is valid, parse and add mods to the client-side mods list
CLIENT_MODS+=$(cat ${MOD_FILE} | grep 'id=' | cut -d'=' -f3 | cut -d'"' -f1 | xargs printf '@%s;')
elif [[ -n "${MOD_FILE}" ]]; then # If MOD_FILE is not null, warn user file is missing or invalid
echo -e "\n${YELLOW}[STARTUP_WARN]: Arma 3 Modlist file \"${CYAN}${MOD_FILE}${YELLOW}\" could not be found, or is invalid!${NC}"
echo -e "\tEnsure your uploaded modlist's file name matches your Startup Parameter."
echo -e "\tOnly files exported from an Arma 3 Launcher are permitted."
if [[ -n "${CLIENT_MODS}" ]]; then
echo -e "\t${CYAN}Reverting to the manual mod list...${NC}"
fi
fi
if [[ -n ${SERVERMODS} ]] && [[ ${SERVERMODS} != *\; ]]; then # Add server mods to the master mods list, while checking for trailing semicolon
allMods="${SERVERMODS};"
else
allMods=${SERVERMODS}
fi
if [[ -n ${OPTIONALMODS} ]] && [[ ${OPTIONALMODS} != *\; ]]; then # Add specified optional mods to the mods list, while checking for trailing semicolon
allMods+="${OPTIONALMODS};"
else
allMods+=${OPTIONALMODS}
fi
allMods+=$CLIENT_MODS # Add all client-side mods to the master mod list
CLIENT_MODS=$(RemoveDuplicates ${CLIENT_MODS}) # Remove duplicate mods from CLIENT_MODS, if present
allMods=$(RemoveDuplicates ${allMods}) # Remove duplicate mods from allMods, if present
allMods=$(echo $allMods | sed -e 's/;/ /g') # Convert from string to array
# Update everything (server and mods), if specified
if [[ ${UPDATE_SERVER} == 1 ]]; then
echo -e "\n${GREEN}[STARTUP]: ${CYAN}Starting checks for all updates...${NC}"
echo -e "(It is okay to ignore any \"SDL\", \"steamservice\", and \"thread priority\" errors during this process)\n"
## Update game server
echo -e "${GREEN}[UPDATE]:${NC} Checking for game server updates with App ID: ${CYAN}${STEAMCMD_APPID}${NC}..."
if [[ ${VALIDATE_SERVER} == 1 ]]; then # Validate will be added as a parameter if specified
echo -e "\t${CYAN}File validation enabled.${NC} (This may take extra time to complete)"
validateServer="validate"
else
validateServer=""
fi
# Determine what extra flags should be set
if [[ -n ${STEAMCMD_EXTRA_FLAGS} ]]; then
echo -e "\t(${YELLOW}Advanced${NC}) Extra SteamCMD flags specified: ${CYAN}${STEAMCMD_EXTRA_FLAGS}${NC}\n"
extraFlags=${STEAMCMD_EXTRA_FLAGS}
elif [[ ${CDLC} == 1 ]]; then
echo -e "\t${CYAN}Download/Update Creator DLC server files enabled.${NC}\n"
extraFlags="-beta creatordlc"
else
echo -e ""
extraFlags=""
fi
RunSteamCMD 0 ${STEAMCMD_APPID}
## Update mods
if [[ -n $allMods ]] && [[ ${DISABLE_MOD_UPDATES} != 1 ]]; then
echo -e "\n${GREEN}[UPDATE]:${NC} Checking all ${CYAN}Steam Workshop mods${NC} for updates..."
for modID in $(echo $allMods | sed -e 's/@//g')
do
if [[ $modID =~ ^[0-9]+$ ]]; then # Only check mods that are in ID-form
# If a mod is defined in OPTIONALMODS, and is not defined in CLIENT_MODS or SERVERMODS, then treat as an optional mod
# Optional mods are given a different directory which is checked to see if a new update is available. This is to ensure
# if an optional mod is switched to be a standard client-side mod, this script will redownload the mod
if [[ "${OPTIONALMODS}" == *"@${modID};"* ]] && [[ "${CLIENT_MODS}" != *"@${modID};"* ]] && [[ "${SERVERMODS}" != *"@${modID};"* ]]; then
modType=2
modDir=@${modID}_optional
else
modType=1
modDir=@${modID}
fi
# Get mod's latest update in epoch time from its Steam Workshop changelog page
latestUpdate=$(curl -sL https://steamcommunity.com/sharedfiles/filedetails/changelog/$modID | grep '<p id=' | head -1 | cut -d'"' -f2)
# If the update time is valid and newer than the local directory's creation date, or the mod hasn't been downloaded yet, download the mod
if [[ ! -d $modDir ]] || [[ ( -n $latestUpdate ) && ( $latestUpdate =~ ^[0-9]+$ ) && ( $latestUpdate > $(find $modDir | head -1 | xargs stat -c%Y) ) ]]; then
# Get the mod's name from the Workshop page as well
modName=$(curl -sL https://steamcommunity.com/sharedfiles/filedetails/changelog/$modID | grep 'workshopItemTitle' | cut -d'>' -f2 | cut -d'<' -f1)
if [[ -z $modName ]]; then # Set default name if unavailable
modName="[NAME UNAVAILABLE]"
fi
if [[ ! -d $modDir ]]; then
echo -e "\n${GREEN}[UPDATE]:${NC} Downloading new Mod: \"${CYAN}${modName}${NC}\" (${CYAN}${modID}${NC})"
else
echo -e "\n${GREEN}[UPDATE]:${NC} Mod update found for: \"${CYAN}${modName}${NC}\" (${CYAN}${modID}${NC})"
fi
if [[ -n $latestUpdate ]] && [[ $latestUpdate =~ ^[0-9]+$ ]]; then # Notify last update date, if valid
echo -e "\tMod was last updated: ${CYAN}$(date -d @${latestUpdate})${NC}"
fi
# Delete SteamCMD appworkshop cache before running to avoid mod download failures
echo -e "\tClearing SteamCMD appworkshop cache..."
rm -f ${WORKSHOP_DIR}/appworkshop_$GAME_ID.acf
echo -e "\tAttempting mod update/download via SteamCMD...\n"
RunSteamCMD $modType $modID
fi
fi
done
# Check over key files for unconfigured optional mods' .bikey files
for keyFile in $(find ./keys -name "*.bikey" -type f); do
keyFileName=$(basename ${keyFile})
# If the key file is using the optional mod file name
if [[ "${keyFileName}" == "optional_"* ]]; then
modID=$(echo "${keyFileName}" | cut -d _ -f 2)
# If mod is not in optional mods, delete it
# If a mod is configured in CLIENT_MODS or SERVERMODS, we should still delete this file
# as a new file will have been copied that does not follow the naming scheme
if [[ "${OPTIONALMODS}" != *"@${modID};"* ]]; then
# We only need to let the user know the key file is being deleted if this mod is no longer configured at all.
# If CLIENT_MODS contains the mod ID, we'd just confuse the user by telling them we are deleting the optional .bikey file
if [[ "${CLIENT_MODS}" != *"@${modID};"* ]]; then
echo -e "\tKey file and directory for unconfigured optional mod ${CYAN}${modID}${NC} is being deleted..."
fi
# Delete the optional mod .bikey file and directory
rm ${keyFile}
rmdir ./@${modID}_optional 2> /dev/null
fi
fi
done;
echo -e "${GREEN}[UPDATE]:${NC} Steam Workshop mod update check ${GREEN}complete${NC}!"
fi
fi
# Check if specified server binary exists.
if [[ ! -f ./${SERVER_BINARY} ]]; then
echo -e "\n${RED}[STARTUP_ERR]: Specified Arma 3 server binary could not be found in the root directory!${NC}"
echo -e "${YELLOW}Please do the following to resolve this issue:${NC}"
echo -e "\t${CYAN}- Double check your \"Server Binary\" Startup Variable is correct.${NC}"
echo -e "\t${CYAN}- Ensure your server has properly installed/updated without errors (reinstalling/updating again may help).${NC}"
echo -e "\t${CYAN}- Use the File Manager to check that your specified server binary file is not missing from the root directory.${NC}\n"
exit 1
fi
# Make mods lowercase, if specified
if [[ ${MODS_LOWERCASE} == "1" ]]; then
for modDir in $allMods
do
ModsLowercase $modDir
done
fi
# Clear HC cache, if specified
if [[ ${CLEAR_CACHE} == "1" ]]; then
echo -e "\n${GREEN}[STARTUP]: ${CYAN}Clearing Headless Client profiles cache...${NC}"
for profileDir in ./serverprofile/home/*
do
[ "$profileDir" = "./serverprofile/home/Player" ] && continue
rm -rf $profileDir
done
fi
# Check if basic.cfg exists, and download if not (Arma really doesn't like it missing for some reason)
if [[ ! -f ./basic.cfg ]]; then
echo -e "\n${YELLOW}[STARTUP_WARN]: Basic Network Configuration file \"${CYAN}basic.cfg${YELLOW}\" is missing!${NC}"
echo -e "\t${YELLOW}Downloading default file for use instead...${NC}"
curl -sSL ${BASIC_URL} -o ./basic.cfg
fi
# Setup NSS Wrapper for use ($NSS_WRAPPER_PASSWD and $NSS_WRAPPER_GROUP have been set by the Dockerfile)
export USER_ID=$(id -u)
export GROUP_ID=$(id -g)
envsubst < /passwd.template > ${NSS_WRAPPER_PASSWD}
if [[ ${SERVER_BINARY} == *"x64"* ]]; then # Check which libnss-wrapper architecture to run, based off the server binary name
export LD_PRELOAD=/usr/lib/x86_64-linux-gnu/libnss_wrapper.so
else
export LD_PRELOAD=/usr/lib/i386-linux-gnu/libnss_wrapper.so
fi
# Replace Startup Variables
modifiedStartup=`eval echo $(echo ${STARTUP} | sed -e 's/{{/${/g' -e 's/}}/}/g')`
# Start Headless Clients if applicable
if [[ ${HC_NUM} > 0 ]]; then
echo -e "\n${GREEN}[STARTUP]:${NC} Starting ${CYAN}${HC_NUM}${NC} Headless Client(s)."
for i in $(seq ${HC_NUM})
do
if [[ ${HC_HIDE} == "1" ]];
then
./${SERVER_BINARY} -client -connect=127.0.0.1 -port=${SERVER_PORT} -password="${SERVER_PASSWORD}" -profiles=./serverprofile -bepath=./battleye -mod="${CLIENT_MODS}" ${STARTUP_PARAMS} > /dev/null 2>&1 &
else
./${SERVER_BINARY} -client -connect=127.0.0.1 -port=${SERVER_PORT} -password="${SERVER_PASSWORD}" -profiles=./serverprofile -bepath=./battleye -mod="${CLIENT_MODS}" ${STARTUP_PARAMS} &
fi
echo -e "${GREEN}[STARTUP]:${CYAN} Headless Client $i${NC} launched."
done
fi
# Start the Server
echo -e "\n${GREEN}[STARTUP]:${NC} Starting server with the following startup command:"
echo -e "${CYAN}${modifiedStartup}${NC}\n"
${modifiedStartup}
if [ $? -ne 0 ]; then
echo -e "\n${RED}PTDL_CONTAINER_ERR: There was an error while attempting to run the start command.${NC}\n"
exit 1
fi