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- Added Support for Minecraft 1.20.5
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- Added Support for Java 21 (required for versions starting at Vanilla 1.20.5
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BuildTools committed Apr 23, 2024
1 parent e1c4090 commit 2b40b0c
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2 changes: 1 addition & 1 deletion README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -30,7 +30,7 @@ Thats why I created this All-in-One solution for installing a Minecraft Server (
- Graphical User Interface (GUI)
- Easy-to-Use (even for beginners!)
- Automatic installation of required programs/packages
- Automatic installation of Java Versions for different Minecraft Versions (Including Java 8, Java 16, Java 17)
- Automatic installation of Java Versions for different Minecraft Versions (Including Java 8, Java 16, Java 17 and Java 21)
- Creating Minecraft Server start-scripts (including a check if the correct Java Version is selcted)
- Adjustable RAM-Allocation when installing a Minecraft Server
- Installed Servers are stored in Sub-Folders, to install more than one instance
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247 changes: 243 additions & 4 deletions mcserver_installer.sh
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Original file line number Diff line number Diff line change
Expand Up @@ -84,7 +84,7 @@ function version_lt() { test "$(echo "$@" | tr " " "\n" | sort -rV | head -n 1)"
function version_ge() { test "$(echo "$@" | tr " " "\n" | sort -rV | head -n 1)" == "$ver"; }

minVer=1.7
maxVer=1.20.4
maxVer=1.20.5

if version_lt $ver $minVer; then
not_supported
Expand Down Expand Up @@ -136,6 +136,18 @@ function java_selector {
wget $dl
sleep 1
select_ram_16
elif [[ $ver = "1.20.5" ]]
then
clear
check_java21
version_grab
check_current21
dl=$(python3 mcurlgrabber.py server-url $ver)
folder_creator_vanilla
cd $dirname
wget $dl
sleep 1
select_ram_21
elif [[ $ver = "1.18"* ]] || [[ $ver = "1.19"* ]] || [[ $ver = "1.20"* ]]
then
clear
Expand Down Expand Up @@ -201,6 +213,11 @@ function compare {
javaversion=17
fi

if grep -q 21.* javaversion.txt
then
javaversion=21
fi

rm javaversion.txt
}

Expand Down Expand Up @@ -237,6 +254,17 @@ function check_current17 {
fi
}

function check_current21 {

if [[ ! $javaversion -eq 21 ]]
then
dialog --title 'MC-Server Installer by realTM' --msgbox 'You currently have Java '$javaversion' selected, but Java 21 is required.\nChange it to Java 21 in the following menu' 10 60
clear
sudo update-alternatives --config java
clear
fi

}

function java8 {
clear
Expand Down Expand Up @@ -306,6 +334,14 @@ function check_java17 {
fi
}

function check_java21 {
DIR="/usr/lib/jvm/jdk-21-oracle-x64/"
if [[ ! -d $DIR ]]
then
java21
fi
}

function install_java8 {

dialog --infobox "Java 8 will be installed now" 10 30 && sleep 3
Expand Down Expand Up @@ -404,7 +440,7 @@ function decline_java17 {
clear
dialog --title "Error" \
--backtitle "MC-Server Installer by realTM" \
--yesno "Java17 is required to run a Minecraft Server! \nDo you want to install it?" 10 60
--yesno "Java 17 is required to run a Minecraft Server! \nDo you want to install it?" 10 60

response=$?
case $response in
Expand Down Expand Up @@ -432,6 +468,50 @@ function install_java17 {
dialog --infobox "Java 17 has been installed now!" 10 30
}

function java21 {
clear
dialog --title "Java Installer" \
--backtitle "MC-Server Installer by realTM" \
--yesno "Java 21 is required! Do you want to install it?" 7 60

response2=$?
case $response2 in
0) install_java21;;
1) decline_java21;;
255) echo "[ESC] key pressed.";;
esac

}

function decline_java21 {

clear
dialog --title "Error" \
--backtitle "MC-Server Installer by realTM" \
--yesno "Java 21 is required to run a Minecraft Server! \nDo you want to install it?" 10 60

response=$?
case $response in
0) install_java21;;
1) clear && exit;;
255) echo "[ESC] key pressed.";;
esac
}

function install_java21 {
dialog --infobox "Java 21 will be installed now" 10 30 && sleep 3
clear
cd /tmp/
wget wget https://download.oracle.com/java/21/latest/jdk-21_linux-x64_bin.deb
sudo dpkg -i jdk-21_linux-x64_bin.deb
rm jdk-21_linux-x64_bin.deb
sudo update-alternatives --config java
cd $path
sleep 5
clear
dialog --infobox "Java 21 has been installed now!" 10 30
}

function script_creator_8 {
echo "function compare {" >> start.sh
echo "" >> start.sh
Expand Down Expand Up @@ -904,10 +984,169 @@ case $respose in
echo "[ESC] key pressed."
clear
esac

}

function script_creator_21 {
echo "function compare {" >> start.sh
echo "" >> start.sh
echo " if grep -q 1.8.* javaversion.txt" >> start.sh
echo " then" >> start.sh
echo " javaversion=8" >> start.sh
echo " fi" >> start.sh
echo "" >> start.sh

echo " if grep -q 16.* javaversion.txt" >> start.sh
echo " then" >> start.sh
echo " javaversion=16" >> start.sh
echo " fi" >> start.sh
echo "" >> start.sh

echo " if grep -q 17.* javaversion.txt" >> start.sh
echo " then" >> start.sh
echo " javaversion=17 " >> start.sh
echo " fi" >> start.sh
echo "" >> start.sh
echo " if grep -q 21.* javaversion.txt " >> start.sh
echo " then" >> start.sh
echo " javaversion=21" >> start.sh
echo " fi" >> start.sh
echo " rm javaversion.txt" >> start.sh
echo "}" >> start.sh
echo "" >> start.sh
echo "" >> start.sh
echo "function version_grab {" >> start.sh
echo " java=$\"java -version"\" >> start.sh
echo " \$java &> javaversion.txt" >> start.sh
echo " compare" >> start.sh
echo "}" >> start.sh
echo "" >> start.sh
echo "function check_current21 {" >> start.sh
echo "" >> start.sh
echo " if [[ ! \$javaversion -eq "21" ]]" >> start.sh
echo " then" >> start.sh
echo " dialog --title 'MC-Server Installer by realTM' --msgbox 'You currently have Java '\$javaversion' selected, but Java 17 is required.\nChange it to Java 17 in the following menu' 10 60" >> start.sh
echo " sudo update-alternatives --config java" >> start.sh
echo " fi" >> start.sh
echo "}" >> start.sh
echo "" >> start.sh
echo "version_grab" >> start.sh
echo "check_current21" >> start.sh
echo "" >> start.sh
echo "screen -S Minecraft java -Xmx$ram_third"G" -Xms512M -jar server.jar" >> start.sh
}


function select_ram_21 {

HEIGHT=20
WIDTH=50
CHOICE_HEIGHT=10
BACKTITLE="MC-Server Installer by realTM"
TITLE="Allocate RAM"
MENU="How much RAM do you want to allocate to your Minecraft Server?"

OPTIONS=(1 "1GB"
2 "2GB"
3 "3GB"
4 "4GB"
5 "5GB"
6 "6GB"
7 "7GB"
8 "8GB"
9 "Custom Amount")

CHOICE=$(dialog --clear \
--backtitle "$BACKTITLE" \
--title "$TITLE" \
--menu "$MENU" \
$HEIGHT $WIDTH $CHOICE_HEIGHT \
"${OPTIONS[@]}" \
2>&1 >/dev/tty)

clear
case $CHOICE in
1)
ram_third=1
script_creator_21
chmod +x start.sh
finalize
;;
2)
ram_third=2
script_creator_21
chmod +x start.sh
finalize
;;
3)
ram_third=3
script_creator_21
chmod +x start.sh
finalize
;;
4)
ram_third=4
script_creator_21
chmod +x start.sh
finalize
;;
5)
ram_third=5
script_creator_21
chmod +x start.sh
finalize
;;
6)
ram_third=6
script_creator_21
chmod +x start.sh
finalize
;;
7)
ram_third=7
script_creator_21
chmod +x start.sh
finalize
;;
8)
ram_third=8
script_creator_21
chmod +x start.sh
finalize
;;
9)
custom_ram_21
;;
esac

}

function custom_ram_21 {

ram=$(dialog --title "Define RAM" \
--backtitle "MC-Server Installer by realTM" \
--inputbox "Enter the amount of RAM you want to allocate" 8 60 2>&1 >/dev/tty)
respose=$?

case $respose in
0)
ram_first=$(echo "${ram//B}")
ram_second=$(echo "${ram_first//G}")
ram_third=$(echo "${ram_second// /}")
script_creator_21
chmod +x start.sh
finalize
;;
1)
echo "Cancel pressed."
clear
;;
255)
echo "[ESC] key pressed."
clear
esac
}


function finalize {

echo "eula=true" > eula.txt
Expand Down Expand Up @@ -3186,7 +3425,7 @@ distro_check () {
}

## Script Version
scriptversion="9.1"
scriptversion="10.0"
##

## Latest Version
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