Updates Factorio Linux server along with any mods added via git.

update-factorio.sh

#!/usr/bin/env bash

# This script will update a Factorio server mods that where installed via git
# and update the Factorio server via LinuxGSM if updates are available

# Requirements:
# * jq, git, and curl packages
# * Factorio server installed via LinuxGSM or web-lgsm
# * Change the factorio_dir variable to your Factorio server directory
# * Run as the same user that runs the Factorio server

# Features:
# * Updates all mods that where installed via git
# * Updates Factorio server via LinuxGSM if updates are available
# * Stops and Starts Factorio server before and after updating mods, if it was running
# * Uses LinuxGSM to update Factorio server

# Define escape colors
RED='\e[0;31m'
GREEN='\e[0;32m'
NC='\e[0m' # No Color
INFO="[${GREEN}Info${NC}]"
ERROR="[${RED}Error${NC}]"

# Update all the mods in the mods directory

# Define base Factorio directory
# If different, change this to your Factorio directory
factorio_dir="/home/$USER/web-lgsm/Factorio" ######## CHANGE THIS AS NEEDED ########

# Define mods directory
mods_dir="${factorio_dir}/serverfiles/mods"

# Get folders in mods directory
folders=$(ls -d "${mods_dir}"/*/)

# Get Running state of the Factorio server
was_server_running="false"

# Get the running state of the Factorio server
#
#      | fctrserver details                | Filter the Status                         | Convert to lowercase      | Remove ANSI color codes
#      | -----------------                 | -----------------                         | ---------------------     | ---------------------
state=$("$factorio_dir"/fctrserver details | grep --color=never -Po '(?<=Status\: ).*' | awk '{print tolower($1)}' | sed -r "s/\x1B\[([0-9]{1,3}(;[0-9]{1,2};?)?)?[mGK]//g")
if [ "$state" == "started" ]; then
    was_server_running="true"
fi

# Change directory to Factorio directory
if ! cd "$factorio_dir"; then
    echo -e "${ERROR} Failed to change directory to: ${factorio_dir}"
    exit 1
fi

if [[ "${was_server_running}" == "true" ]]; then
    # Stop Factorio server before updating mods via LinuxGSM
    if ! ./fctrserver sp; then
        echo -e "${ERROR} Failed to stop Factorio server"
        exit 1
    fi
fi

# Go into each folder and run git pull
for folder in $folders; do
    # Get leaf folder name
    echo -e "${INFO} Updating mod: $(basename "$folder")"
    if pushd "$folder" &>/dev/null; then
        # Check if folder is a git repository
        if ! git rev-parse --is-inside-work-tree &>/dev/null; then
            echo -e "${ERROR} Not a git repository: ${folder}"
            if ! popd; then
                echo -e "${ERROR} Failed to leave folder: ${folder}"
                exit 1
            fi
            # Skip to next folder
            continue
        fi
        # Run git pull
        if git fetch &>/dev/null; then
            if [[ $(git rev-parse HEAD) == $(git rev-parse "@{u}") ]]; then
                echo -e "${INFO} Already up to date: $(basename "$folder")"
            else
                if git pull; then
                    echo -e "${INFO} Updated mod: $(basename "$folder")"
                else
                    echo -e "${ERROR} Failed to update mod in folder: ${folder}"
                fi
            fi
        else
            echo -e "${ERROR} Failed to update mod in folder: ${folder}"
        fi
        if ! popd &>/dev/null; then
            echo -e "${ERROR} Failed to leave folder: ${folder}"
            exit 1
        fi
    fi
done

if ! cd "$factorio_dir"; then
    echo -e "${ERROR} Failed to change directory to: ${factorio_dir}"
    exit 1
fi

# Check if Factorio updates are available
online=$(curl -s https://factorio.com/api/latest-releases | jq -crM '.stable.headless')
installed=$("$factorio_dir"/serverfiles/bin/x64/factorio --version | grep --color=never -Po '(?<=Version\: )[0-9.]+' | head -n1)
if [ "$online" == "$installed" ]; then
    echo -e "${INFO} Factorio is up to date"
else
    echo -e "${INFO} Factorio updates are available"
    # Update Factorio via LinuxGSM
    if ./fctrserver u; then
        echo -e "${INFO} Factorio updated successfully"
    else
        echo -e "${ERROR} Failed to update Factorio"
        exit 1
    fi
fi

# If server was running start it again
if [ "$was_server_running" == "true" ]; then
    # Start Factorio server after updating mods via LinuxGSM
    if ! ./fctrserver st; then
        echo -e "${ERROR} Failed to start Factorio server"
        exit 1
    fi
fi