mirror of
https://github.com/Melledy/Grasscutter.git
synced 2024-11-23 11:26:07 +00:00
296 lines
9.6 KiB
Bash
296 lines
9.6 KiB
Bash
#!/usr/bin/env bash
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# Grasscutter install script for GNU/Linux
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# Made by TurtleIdiot
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# Stops the installer if any command has a non-zero exit status
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set -e
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# Checks for root
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if [ $EUID != 0 ]; then
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echo "Please run the installer as root!"
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exit
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fi
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is_command() {
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# Checks if a given command is available
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local check_command="$1"
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command -v "${check_command}" > /dev/null 2>&1
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}
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# IP validation
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valid_ip() {
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local ip=$1
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local stat=1
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if [[ $ip =~ ^[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}$ ]]; then
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OIFS=$IFS
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IFS="."
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ip=($ip)
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IFS=$OIFS
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[[ ${ip[0]} -le 255 && ${ip[1]} -le 255 \
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&& ${ip[2]} -le 255 && ${ip[3]} -le 255 ]]
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stat=$?
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fi
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return $stat
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}
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# Checks for supported installer(s) (only apt-get and pacman right now, might add more in the future)
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if is_command apt-get ; then
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echo -e "Supported package manager found (apt-get)\n"
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GC_DEPS="mongodb openjdk-17-jre"
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INSTALLER_DEPS="wget openssl unzip git"
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SYSTEM="deb" # Debian-based (debian, ubuntu)
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elif is_command pacman ; then
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echo -e "supported package manager found (pacman)\n"
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GC_DEPS="jre17-openjdk"
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INSTALLER_DEPS="curl wget openssl unzip git base-devel" # curl is still a dependency here in order to successfully build mongodb
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SYSTEM="arch" # Arch for the elitists :P
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else
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echo "No supported package manager found"
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exit
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fi
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BRANCH="stable" # Stable by default
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# Allows choice between stable and dev branch
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echo "Please select the branch you wish to install"
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echo -e "!!NOTE!!: stable is the recommended branch.\nDo *NOT* use development unless you have a reason to and know what you're doing"
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select branch in "stable" "development" ; do
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case $branch in
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stable )
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BRANCH="stable"
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break;;
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development )
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BRANCH="development"
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break;;
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esac
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done
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echo "The following packages will have to be installed in order to INSTALL grasscutter:"
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echo -e "$INSTALLER_DEPS \n"
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echo "The following packages will have to be installed to RUN grasscutter:"
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echo -e "$GC_DEPS \n"
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echo "Do you wish to proceed and install grasscutter?"
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select yn in "Yes" "No" ; do
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case $yn in
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Yes ) break;;
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No ) exit;;
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esac
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done
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echo "Updating package cache..."
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case $SYSTEM in # More concise than if
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deb ) apt-get update -qq;;
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arch ) pacman -Syy;;
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esac
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# Starts installing dependencies
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echo "Installing setup dependencies..."
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case $SYSTEM in # These are one-liners anyways
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deb ) apt-get -qq install $INSTALLER_DEPS -y;;
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arch ) pacman -Sq --noconfirm --needed $INSTALLER_DEPS > /dev/null;;
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esac
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echo "Done"
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echo "Installing grasscutter dependencies..."
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case $SYSTEM in
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deb) apt-get -qq install $GC_DEPS -y > /dev/null;;
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arch ) pacman -Sq --noconfirm --needed $GC_DEPS > /dev/null;;
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esac
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# *sighs* here we go...
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INST_ARCH_MONGO="no"
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if [ $SYSTEM = "arch" ]; then
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echo -e "-=-=-=-=-=--- !! IMPORTANT !! ---=-=-=-=-=-\n"
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echo -e " Due to licensing issues with mongodb,\n it is no longer available on the official arch repositiries."
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echo -e " In order to install mongodb,\n it needs to be fetched from the Arch User Repository.\n"
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echo -e " As this script is running as root,\n a temporary user will need to be created to run makepkg."
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echo -e " The temporary user will be deleted once\n makepkg has finished.\n"
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echo -e " This will be handled automatically.\n"
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echo -e "-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-\n"
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echo -e "!!NOTE!!: Only select \"Skip\" if mongodb is already installed on this system"
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echo "Do you want to continue?"
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select yn in "Yes" "Skip" "No" ; do
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case $yn in
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Yes )
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INST_ARCH_MONGO="yes"
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break;;
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No ) exit;;
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Skip )
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INST_ARCH_MONGO="no"
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break;;
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esac
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done
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fi
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if [ $INST_ARCH_MONGO = "yes" ]; then
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DIR=$(pwd)
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# Make temp user
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echo "Creating temporary user..."
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TEMPUSER="gctempuser"
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TEMPHOME="/home/$TEMPUSER"
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useradd -m $TEMPUSER
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cd $TEMPHOME
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# Do the actual makepkg shenanigans
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echo "Building mongodb... (this will take a moment)"
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su $TEMPUSER<<EOF
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mkdir temp
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cd temp
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git clone https://aur.archlinux.org/mongodb-bin.git -q
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cd mongodb-bin
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makepkg -s > /dev/null
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exit
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EOF
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mv "$(find -name "mongodb-bin*.pkg.tar.zst" -type f)" ./mongodb-bin.pkg.tar.zst
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cd $DIR
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# Snatch the file to current working directory
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mv "$TEMPHOME/mongodb-bin.pkg.tar.zst" ./mongodb-bin.pkg.tar.zst
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chown root ./mongodb-bin.pkg.tar.zst
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chgrp root ./mongodb-bin.pkg.tar.zst
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chmod 775 ./mongodb-bin.pkg.tar.zst
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echo "Installing mongodb..."
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pacman -U mongodb-bin.pkg.tar.zst --noconfirm > /dev/null
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rm mongodb-bin.pkg.tar.zst
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echo "Starting mongodb..."
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systemctl enable mongodb
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systemctl start mongodb
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echo "Removing temporary account..."
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userdel -r $TEMPUSER
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fi
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echo "Done"
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echo "Getting grasscutter..."
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# Download and rename jar
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wget -q --show-progress "https://nightly.link/Grasscutters/Grasscutter/workflows/build/$BRANCH/Grasscutter.zip"
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echo "unzipping"
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unzip -qq Grasscutter.zip
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mv $(find -name "grasscutter*.jar" -type f) grasscutter.jar
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# Download resources
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echo "Downloading resources... (this will take a moment)"
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wget -q --show-progress https://github.com/Koko-boya/Grasscutter_Resources/archive/refs/heads/main.zip -O resources.zip
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echo "Extracting..."
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unzip -qq resources.zip
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mv ./Grasscutter_Resources-main/Resources ./resources
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# Here we do a sparse checkout to only pull /data and /keys
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echo "Downloading keys and data..."
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mkdir repo
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cd repo
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git init -q
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git remote add origin https://github.com/Grasscutters/Grasscutter.git
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git fetch -q
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git config core.sparseCheckout true
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echo "data/" >> .git/info/sparse-checkout
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echo "keys/" >> .git/info/sparse-checkout
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git pull origin stable -q
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cd ../
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mv ./repo/data ./data
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mv ./repo/keys ./keys
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# Generate handbook/config
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echo "Please enter language when *NEXT* prompted (press enter/return to continue to language select)"
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read
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java -jar grasscutter.jar -handbook
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# Prompt IP address for config.json and for generating new keystore.p12 file
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echo "Please enter the IP address that will be used to connect to the server"
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echo "This can be a local or a public IP address"
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echo "This IP address will be used to generate SSL certificates so it is important it is correct"
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while : ; do
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read -p "Enter IP: " SERVER_IP
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if valid_ip $SERVER_IP; then
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break;
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else
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echo "Invalid IP address. Try again."
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fi
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done
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# Replaces "127.0.0.1" with given IP
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sed -i "s/127.0.0.1/$SERVER_IP/g" config.json
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# Generates new keystore.p12 with the server's IP address
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# This is done to prevent a "Connection Timed Out" error from appearing
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# after clicking to enter the door in the main menu/title screen
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# This issue only exists when connecting to a server *other* than localhost
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# since the default keystore.p12 has only been made for localhost
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mkdir certs
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cd certs
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echo "Generating CA key and certificate pair..."
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openssl req -x509 -nodes -days 25202 -newkey rsa:2048 -subj "/C=GB/ST=Essex/L=London/O=Grasscutters/OU=Grasscutters/CN=$SERVER_IP" -keyout CAkey.key -out CAcert.crt
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echo "Generating SSL key and certificate pair..."
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openssl genpkey -out ssl.key -algorithm rsa
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# Creates a conf file in order to generate a csr
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cat > csr.conf <<EOF
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[ req ]
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default_bits = 2048
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prompt = no
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default_md = sha256
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req_extensions = req_ext
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distinguished_name = dn
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[ dn ]
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C = GB
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ST = Essex
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L = London
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O = Grasscutters
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OU = Grasscutters
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CN = $SERVER_IP
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[ req_ext ]
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subjectAltName = @alt_names
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[ alt_names ]
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IP.1 = $SERVER_IP
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EOF
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# Creates csr using key and conf
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openssl req -new -key ssl.key -out ssl.csr -config csr.conf
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# Creates conf to finalise creation of certificate
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cat > cert.conf <<EOF
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authorityKeyIdentifier=keyid,issuer
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basicConstraints=CA:FALSE
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keyUsage = digitalSignature, nonRepudiation, keyEncipherment, keyAgreement, dataEncipherment
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subjectAltName = @alt_names
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[alt_names]
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IP.1 = $SERVER_IP
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EOF
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# Creates ssl cert
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openssl x509 -req -in ssl.csr -CA CAcert.crt -CAkey CAkey.key -CAcreateserial -out ssl.crt -days 25202 -sha256 -extfile cert.conf
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echo "Generating keystore.p12 from key and certificate..."
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openssl pkcs12 -export -out keystore.p12 -inkey ssl.key -in ssl.crt -certfile CAcert.crt -passout pass:123456
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cd ../
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mv ./certs/keystore.p12 ./keystore.p12
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echo "Done"
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echo -e "Asking Noelle to clean up...\n"
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rm -rf Grasscutter.zip resources.zip ./certs ./Grasscutter_Resources-main ./repo
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echo -e "All done!\n"
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echo -e "You can now uninstall the following packages if you wish:\n$INSTALLER_DEPS"
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echo -e "-=-=-=-=-=--- !! IMPORTANT !! ---=-=-=-=-=-\n"
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echo "Please make sure that ports 443 and 22102 are OPEN (both tcp and udp)"
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echo -e "In order to run the server, run the following command:\nsudo java -jar grasscutter.jar"
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echo "You must run it using sudo as port 443 is a privileged port"
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echo "To play, use the IP you provided earlier ($SERVER_IP) via GrassClipper or Fiddler"
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exit
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