bta dockerfiles

.gitignore

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+server/

Dockerfile

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+FROM alpine:latest
+
+ENV MINECRAFT_VERSION= \
+    PAPER_BUILD="latest" \
+    EULA="false" \
+    MC_RAM=""
+
+
+
+RUN apk update && \
+    apk add openjdk21-jre && \
+    apk add bash && \
+    apk add curl && \
+    apk add jq
+
+RUN addgroup -S servergrp
+RUN adduser -S server -G servergrp -D -u 1000
+USER server
+RUN mkdir /home/server/instance
+#RUN chown -hR server:servergrp /home/server/instance
+COPY setup.sh /home/server/
+
+
+CMD ["bash", "/home/server/setup.sh"]
+
+EXPOSE 25565
+VOLUME /home/server/instance
+

Makefile

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+build:
+	docker build -t bta-docker .
+
+run: build
+	docker run -it --name bta bta-docker
+
+test-env: build
+	docker run -it -e EULA="true" -e WHITELIST="true" -e SEED="123" -e MAX_PALYERS="1" -e DIFFICULTY="normal" -e GAMEMODE="survival" -e "MOTD"="Local Docker Test" -p 25565:25565 -p 8100:8100 --volume ./server:/home/server/instance:z --name bta bta-docker
+
+clean:
+	docker rm bta
+	docker image rm bta-docker
+	rm -r ./server
+	mkdir ./server
+	cp bta.v7.3_01.server.jar ./server/server.jar
+	echo "Holzhakker" > ./server/whitelist.prep
+	echo "Holzhakker" > ./server/op.prep
+
+debug:
+	docker run --rm -it --entrypoint bash --name bta-debug bta-docker

docker-compose.yml

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+version: "3"
+
+services:
+  server:
+    image: bta-docker
+    container_name: YOUR_CONTAINER_NAME
+    restart: always
+    volumes:
+      - "YOUR_SERVER_LOCATION":/home/server/instance:z
+    ports:
+      - "YOUR_PORT:25565"
+    environment:
+      SERVER_MEMORY: "2G"
+      EULA: "true"
+      SEED: "abc"
+      # provide a txt file with the usernames of the players to be whitelisted in the server folder to automatically add them to the whitelist
+      WHITELIST: "true"
+      MAX_PLAYERS: "20"
+      # Difficulty settings: 0 - peaceful, 1 - easy, 2 - normal, 3 - hard
+      DIFFICULTY: "easy"
+      MOTD: "A Dockerized Minecraft Server"

setup.sh

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+#!/bin/bash
+
+SERVER_DIR=/home/server/instance
+cd $SERVER_DIR
+
+# prepare performance opts for java
+
+JAVA_OPTS=""
+
+echo "eula=${EULA:-false}" > eula.txt
+
+if [[ -n $SERVER_MEMORY ]]
+then
+  JAVA_OPTS="-Xms${SERVER_MEMORY} -Xmx${SERVER_MEMORY} $JAVA_OPTS"
+fi
+
+SERVER_PROPERTIES=$SERVER_DIR/server.properties
+SERVER_WHITELIST=$SERVER_DIR/white-list.txt
+SERVER_OPLIST=$SERVER_DIR/ops.txt
+WHITELIST_PREP=$SERVER_DIR/whitelist.prep
+OPLIST_PREP=$SERVER_DIR/op.prep
+
+if [ -f $SERVER_PROPERTIES ]; then
+  mv $SERVER_PROPERTIES $SERVER_PROPERTIES.bkp
+  rm $SERVER_PROPERTIES
+  touch $SERVER_PROPERTIES
+fi
+
+if [ -f $WHITELIST_PREP ]; then
+  echo -n "" > $SERVER_WHITELIST
+  cat $WHITELIST_PREP | while read u
+  do
+    echo "Adding $u to whitelist"
+
+    # get uuid of user
+    uuid=$(curl -s https://api.mojang.com/users/profiles/minecraft/$u | jq -r '.id')
+    uuid=$(echo "${uuid:0:8}-${uuid:8:4}-${uuid:12:4}-${uuid:16:4}-${uuid:20:12}")
+
+
+    if [[ $uuid == "null" ]]; then
+      echo "User $u not found. Skipping."
+      continue
+    fi
+
+    # write to whitelist.json
+    echo "$uuid" >> $SERVER_WHITELIST;
+
+  done
+fi
+
+if [ -f $OPLIST_PREP ]; then
+  echo -n "" > $SERVER_OPLIST
+  cat $OPLIST_PREP | while read u
+  do
+    echo "Adding $u to whitelist"
+
+    # get uuid of user
+    uuid=$(curl -s https://api.mojang.com/users/profiles/minecraft/$u | jq -r '.id')
+    uuid=$(echo "${uuid:0:8}-${uuid:8:4}-${uuid:12:4}-${uuid:16:4}-${uuid:20:12}")
+
+
+    if [[ $uuid == "null" ]]; then
+      echo "User $u not found. Skipping."
+      continue
+    fi
+
+    # write to whitelist.json
+    echo "$uuid" >> $SERVER_OPLIST;
+
+  done
+fi
+
+if [[ -n $WHITELIST ]]; then
+  echo "white-list=$WHITELIST" >> $SERVER_PROPERTIES
+fi
+
+if [[ -n $SEED ]]; then
+  echo "seed=$SEED" >> $SERVER_PROPERTIES
+fi
+
+if [[ -n $MAX_PLAYERS ]]; then
+  echo "max-players=$MAX_PLAYERS" >> $SERVER_PROPERTIES
+fi
+
+if [[ -n $DIFFICULTY ]]; then
+  echo "difficulty=$DIFFICULTY" >> $SERVER_PROPERTIES
+fi
+
+if [[ -n $MOTD ]]; then
+  echo "motd=$MOTD" >> $SERVER_PROPERTIES
+fi
+
+# Start server
+exec java $JAVA_OPTS -jar "server.jar" nogui