Auto-merging via docker-versions-create

CONFLICT (content): Merge conflict in Dockerfile

.circleci/config.yml

@@ -0,0 +1,25 @@
+version: 2
+jobs:
+  minecraft_server:
+    docker:
+      - image: circleci/buildpack-deps:stable
+    steps:
+      - checkout
+      - setup_remote_docker
+      - run:
+          name: Build image
+          command: docker build -t itzg/minecraft-server:${CIRCLE_BRANCH} .
+#      - run:
+#          name: Build arm v7 image
+#          command: docker build -t itzg/minecraft-server:${CIRCLE_BRANCH}-arm-v7 --platform linux/arm/v7 --build-arg ARCH=armv7 .
+
+workflows:
+  version: 2
+  build:
+    jobs:
+      - minecraft_server:
+          filters:
+            branches:
+              ignore:
+                - armv7
+                - multiarch

.github/workflows/build-multiarch.yml

@@ -2,22 +2,16 @@ name: Build and publish multiarch
 on:
   push:
     branches:
-      - master
-      - "*-multiarch"
-      - "multiarch*"
-      - java8-openj9
-      - java11*
-      - java15*
-      - java16*
+      - multiarch
+      - multiarch-latest
+      - java15
+      - java16
       - test/multiarch/*
     tags:
-      - "[0-9]+.[0-9]+.[0-9]+"
-      - "[0-9]+.[0-9]+.[0-9]+-multiarch*"
-      - "[0-9]+.[0-9]+.[0-9]+-*multiarch"
-      - "[0-9]+.[0-9]+.[0-9]+-java8-openj9"
-      - "[0-9]+.[0-9]+.[0-9]+-java11*"
+      - "[0-9]+.[0-9]+.[0-9]+-multiarch"
+      - "[0-9]+.[0-9]+.[0-9]+-multiarch-latest"
       - "[0-9]+.[0-9]+.[0-9]+-java15"
-      - "[0-9]+.[0-9]+.[0-9]+-java16*"
+      - "[0-9]+.[0-9]+.[0-9]+-java16"
     paths-ignore:
       - "*.md"
       - "docs/**"
@@ -26,22 +20,29 @@ on:
 jobs:
   docker-buildx:
     runs-on: ubuntu-20.04
-    env:
-      CACHE_NAME: java16
     steps:
       - name: Checkout
         uses: actions/checkout@v2.3.4
 
-      - name: Docker meta
-        id: meta
-        uses: docker/metadata-action@v3
-        with:
-          images: |
-            itzg/minecraft-server
-          tags: |
-            type=ref,event=branch
-            type=ref,event=tag
-            type=edge,branch=master
+      - name: Prepare
+        id: prep
+        run: |
+          DOCKER_IMAGE=itzg/minecraft-server
+          VERSION=edge
+          if [[ $GITHUB_REF == refs/tags/* ]]; then
+            VERSION=${GITHUB_REF#refs/tags/}
+          fi
+          if [[ $GITHUB_REF == refs/heads/* ]]; then
+            VERSION=${GITHUB_REF#refs/heads/}
+            if [[ $VERSION == master ]]; then
+              VERSION=latest
+            fi
+          fi
+          TAGS="${DOCKER_IMAGE}:${VERSION//\//-}"
+          echo ::set-output name=tags::${TAGS}
+          echo ::set-output name=cache_from::${TAGS}
+          echo ::set-output name=version::${VERSION//\//-}
+          echo ::set-output name=cache_version::${VERSION//\//-}
 
       - name: Setup Docker Buildx
         uses: docker/setup-buildx-action@v1
@@ -50,10 +51,9 @@ jobs:
         uses: actions/cache@v2.1.5
         with:
           path: /tmp/.buildx-cache
-          key: ${{ runner.os }}-buildx-${{ env.CACHE_NAME }}-${{ github.sha }}
+          key: ${{ runner.os }}-buildx-${{ steps.prep.outputs.cache_version }}-${{ github.sha }}
           restore-keys: |
-            ${{ runner.os }}-buildx-${{ env.CACHE_NAME }}-
-            ${{ runner.os }}-buildx-
+            ${{ runner.os }}-buildx-${{ steps.prep.outputs.cache_version }}-
 
       - name: Set up QEMU
         uses: docker/setup-qemu-action@v1.1.0
@@ -69,14 +69,19 @@ jobs:
         uses: docker/build-push-action@v2.4.0
         with:
           context: .
+          file: ./Dockerfile
           platforms: linux/amd64,linux/arm/v7,linux/arm64
           push: ${{ github.event_name != 'pull_request' }}
-          tags: ${{ steps.meta.outputs.tags }}
+          tags: ${{ steps.prep.outputs.tags }}
           # ensure latest base image is used
           pull: true
           cache-from: type=local,src=/tmp/.buildx-cache
           cache-to: type=local,dest=/tmp/.buildx-cache
-          labels: ${{ steps.meta.outputs.labels }}
+          labels: |
+            org.opencontainers.image.documentation=https://github.com/itzg/docker-minecraft-server
+            org.opencontainers.image.source=https://github.com/itzg/docker-minecraft-server
+            org.opencontainers.image.version=${{ steps.prep.outputs.version }}
+            org.opencontainers.image.revision=${{ github.sha }}
 
       - name: Image digest
         run: echo ${{ steps.docker_build.outputs.digest }}

.github/workflows/generate-toc.yml

@@ -17,4 +17,4 @@ jobs:
           ./gh-md-toc --insert --no-backup README.md
       - uses: stefanzweifel/git-auto-commit-action@v4.11.0
         with:
-          commit_message: "docs: Auto update markdown TOC"
+          commit_message: Auto update markdown TOC

.github/workflows/main.yml

@@ -3,12 +3,14 @@ name: Build and Publish
 on:
   push:
     branches:
+      - master
       - java8
       - openj9
       - openj9-11
       - adopt11
       - test/*
     tags:
+      - "[0-9]+.[0-9]+.[0-9]+"
       - "[0-9]+.[0-9]+.[0-9]+-java8"
       - "[0-9]+.[0-9]+.[0-9]+-openj9"
       - "[0-9]+.[0-9]+.[0-9]+-openj9-11"
@@ -29,8 +31,6 @@ jobs:
     needs:
       - test
     runs-on: ubuntu-20.04
-    env:
-      CACHE_NAME: java16
 
     steps:
     - uses: actions/checkout@v2.3.4
@@ -62,9 +62,9 @@ jobs:
       uses: actions/cache@v2.1.5
       with:
         path: /tmp/.buildx-cache
-        key: ${{ runner.os }}-buildx-${{ env.CACHE_NAME }}-${{ github.sha }}
+        key: ${{ runner.os }}-buildx-${{ steps.prep.outputs.cache_version }}-${{ github.sha }}
         restore-keys: |
-          ${{ runner.os }}-buildx-${{ env.CACHE_NAME }}-
+          ${{ runner.os }}-buildx-${{ steps.prep.outputs.cache_version }}-
           ${{ runner.os }}-buildx-
 
     - name: Login to DockerHub

BUILDING.md

@@ -1,11 +0,0 @@
-Ensure buildx/BuildKit support is enabled and run:
-
-```shell script
-docker buildx build --platform=linux/arm64 --platform=linux/arm/v7 --platform=linux/amd64 --tag itzg/minecraft-server:multiarch --push .
-```
-
-To build for local testing, use:
-
-```shell script
-docker buildx build --platform=linux/amd64 --tag mc-multiarch --load .
-```

Dockerfile

@@ -1,29 +1,29 @@
-FROM adoptopenjdk:16-jre
+FROM adoptopenjdk/openjdk8-openj9:alpine
 
 LABEL org.opencontainers.image.authors="Geoff Bourne <itzgeoff@gmail.com>"
 
-RUN apt-get update \
-  && DEBIAN_FRONTEND=noninteractive \
-  apt-get install -y \
-    imagemagick \
-    gosu \
-    sudo \
-    net-tools \
-    curl wget \
-    git \
-    jq \
-    dos2unix \
-    mysql-client \
-    tzdata \
-    rsync \
-    nano \
-    unzip \
-    knockd \
-    ttf-dejavu \
-    && apt-get clean
+RUN apk add --no-cache -U \
+  openssl \
+  imagemagick \
+  lsof \
+  su-exec \
+  shadow \
+  bash \
+  curl iputils wget \
+  git \
+  jq \
+  mysql-client \
+  tzdata \
+  rsync \
+  nano \
+  sudo \
+  knock \
+  ttf-dejavu
 
-RUN addgroup --gid 1000 minecraft \
-  && adduser --system --shell /bin/false --uid 1000 --ingroup minecraft --home /data minecraft
+RUN addgroup -g 1000 minecraft \
+  && adduser -Ss /bin/false -u 1000 -G minecraft -h /home/minecraft minecraft \
+  && mkdir -m 777 /data \
+  && chown minecraft:minecraft /data /home/minecraft
 
 COPY files/sudoers* /etc/sudoers.d
 
@@ -31,9 +31,9 @@ EXPOSE 25565 25575
 
 # hook into docker BuildKit --platform support
 # see https://docs.docker.com/engine/reference/builder/#automatic-platform-args-in-the-global-scope
-ARG TARGETOS
-ARG TARGETARCH
-ARG TARGETVARIANT
+ARG TARGETOS=linux
+ARG TARGETARCH=amd64
+ARG TARGETVARIANT=""
 
 ARG EASY_ADD_VER=0.7.1
 ADD https://github.com/itzg/easy-add/releases/download/${EASY_ADD_VER}/easy-add_${TARGETOS}_${TARGETARCH}${TARGETVARIANT} /usr/bin/easy-add
@@ -84,6 +84,5 @@ RUN dos2unix /start* && chmod +x /start*
 RUN dos2unix /health.sh && chmod +x /health.sh
 RUN dos2unix /autopause/* && chmod +x /autopause/*.sh
 
-
 ENTRYPOINT [ "/start" ]
 HEALTHCHECK --start-period=1m CMD /health.sh

README.md

@@ -143,7 +143,7 @@ By default, the container will download the latest version of the "vanilla" [Min
       * [Enabling Autopause](#enabling-autopause)
    * [Running on RaspberryPi](#running-on-raspberrypi)
 
-<!-- Added by: runner, at: Sat May 22 03:44:26 UTC 2021 -->
+<!-- Added by: runner, at: Thu May 20 01:17:11 UTC 2021 -->
 
 <!--te-->
 
@@ -268,20 +268,22 @@ the server jar remain in the `/data` directory. It is safe to remove those._
 
 ## Running Minecraft server on different Java version
 
+> **NOTE** [as of snapshot 21W19A](https://www.minecraft.net/en-us/article/minecraft-snapshot-21w19a), Java 16 is now required. Please use `itzg/minecraft-server:java16` for that version and newer. Consideration of changing the `latest` will be made after 1.17 releases.
+
 To use a different version of Java, please use a docker tag to run your Minecraft server.
 
 | Tag name       | Java version | Linux  | JVM Type | Architecture      |
 | -------------- | -------------|--------|----------|-------------------|
-| latest         | 16           | Debian | Hotspot  | amd64,arm64,armv7 |
-| edge           | 16           | Debian | Hotspot  | amd64,arm64,armv7 |
+| latest         | 11           | Alpine | Hotspot  | amd64             |
 | java8          | 8            | Alpine | Hotspot  | amd64             |
 | java8-multiarch | 8           | Debian | Hotspot  | amd64,arm64,armv7 |
-| java8-openj9   | 8            | Debian | OpenJ9   | amd64             |
-| java11         | 11           | Debian | Hotspot  | amd64,arm64,armv7 |
-| java11-openj9  | 11           | Debian | OpenJ9   | amd64             |
 | java15         | 15           | Debian | Hotspot  | amd64,arm64,armv7 |
+| java15-openj9  | 15           | Debian | OpenJ9   | amd64,arm64       |
 | java16         | 16           | Debian | Hotspot  | amd64,arm64,armv7 |
-| java16-openj9  | 16           | Debian | OpenJ9   | amd64             |
+| adopt11        | 11           | Alpine | Hotspot  | amd64             |
+| openj9         | 8            | Alpine | OpenJ9   | amd64             |
+| openj9-11      | 11           | Alpine | OpenJ9   | amd64             |
+| multiarch      | 11           | Debian | Hotspot  | amd64,arm64,armv7 |
 | multiarch-latest | 15+        | Debian | Hotspot  | amd64,arm64,armv7 |
 
 For example, to use Java version 15 on any supported architecture:
@@ -464,7 +466,7 @@ A [Magma](https://magmafoundation.org/) server, which is a combination of Forge
 
 ### Running a Mohist server
 
-A [Mohist](https://github.com/MohistMC/Mohist) server can be used with
+A [Mohist](https://github.com/Mohist-Community/Mohist) server can be used with
 
     -e TYPE=MOHIST
 
@@ -1334,7 +1336,9 @@ The following environment variables define the behaviour of auto-pausing:
 
 ## Running on RaspberryPi
 
-To run this image on a RaspberryPi 3 B+, 4, or newer, use any of the image tags [list in the Java version section](#running-minecraft-server-on-different-java-version) that specify `armv7` for the architecture, which includes `itzg/minecraft-server:latest`.
+To run this image on a RaspberryPi 3 B+, 4, or newer, use any of the image tags [list in the Java version section](#running-minecraft-server-on-different-java-version) that specify `armv7` for the architecture, such as
+
+    itzg/minecraft-server:multiarch
 
 > NOTE: you may need to lower the memory allocation, such as `-e MEMORY=750m`
 

docker-versions-create.sh

@@ -4,12 +4,13 @@
 branches_list=(
   'java8'
   'java8-multiarch'
-  'java8-openj9'
-  'java11'
-  'java11-openj9'
+  'openj9'
+  'openj9-11'
+  'adopt11'
   'java15'
+  'java15-openj9'
   'java16'
-  'java16-openj9'
+  'multiarch'
   'multiarch-latest'
   )
 

files/autopause/autopause-fcns.sh

@@ -5,15 +5,15 @@ current_uptime() {
 }
 
 java_running() {
-  [[ $( ps -ax -o stat,comm | grep 'java' | awk '{ print $1 }') =~ ^S.*$ ]]
+  [[ $( ps -a -o stat,comm | grep 'java' | awk '{ print $1 }') =~ ^S.*$ ]]
 }
 
 java_process_exists() {
-  [[ -n "$(ps -ax -o comm | grep 'java')" ]]
+  [[ -n "$(ps -a -o comm | grep 'java')" ]]
 }
 
 rcon_client_exists() {
-  [[ -n "$(ps -ax -o comm | grep 'rcon-cli')" ]]
+  [[ -n "$(ps -a -o comm | grep 'rcon-cli')" ]]
 }
 
 mc_server_listening() {

files/autopause/knockd-config.cfg

@@ -3,10 +3,10 @@
 [unpauseMCServer-server]
  sequence = 25565
  seq_timeout = 1
- command = /usr/sbin/gosu minecraft:minecraft /autopause/resume.sh
+ command = /sbin/su-exec minecraft:minecraft /autopause/resume.sh
  tcpflags = syn
 [unpauseMCServer-rcon]
  sequence = 25575
  seq_timeout = 1
- command = /usr/sbin/gosu minecraft:minecraft /autopause/resume.sh
+ command = /sbin/su-exec minecraft:minecraft /autopause/resume.sh
  tcpflags = syn

files/autopause/pause.sh

@@ -2,7 +2,7 @@
 
 . /start-utils
 
-if [[ $( ps -ax -o stat,comm | grep 'java' | awk '{ print $1 }') =~ ^S.*$ ]] ; then
+if [[ $( ps -a -o stat,comm | grep 'java' | awk '{ print $1 }') =~ ^S.*$ ]] ; then
   # save world
   rcon-cli save-all >/dev/null
 

files/autopause/resume.sh

@@ -2,7 +2,7 @@
 
 . /start-utils
 
-if [[ $( ps -ax -o stat,comm | grep 'java' | awk '{ print $1 }') =~ ^T.*$ ]] ; then
+if [[ $( ps -a -o stat,comm | grep 'java' | awk '{ print $1 }') =~ ^T.*$ ]] ; then
   logAutopauseAction "Knocked, resuming Java process"
   pkill -CONT java
 fi

health.sh

@@ -5,7 +5,7 @@
 if isTrue "${DISABLE_HEALTHCHECK}"; then
   echo "Healthcheck disabled"
   exit 0
-elif isTrue "${ENABLE_AUTOPAUSE}" && [[ "$( ps -ax -o stat,comm | grep 'java' | awk '{ print $1 }')" =~ ^T.*$ ]]; then
+elif isTrue "${ENABLE_AUTOPAUSE}" && [[ "$( ps -a -o stat,comm | grep 'java' | awk '{ print $1 }')" =~ ^T.*$ ]]; then
   echo "Java process suspended by Autopause function"
   exit 0
 else

start

@@ -40,7 +40,7 @@ if ! isTrue "${SKIP_SUDO:-false}" && [ $(id -u) = 0 ]; then
     echo 'hosts: files dns' > /etc/nsswitch.conf
   fi
 
-  exec gosu ${runAsUser}:${runAsGroup} ${SCRIPTS:-/}start-configuration $@
+  exec su-exec ${runAsUser}:${runAsGroup} ${SCRIPTS:-/}start-configuration $@
 else
   exec ${SCRIPTS:-/}start-configuration $@
 fi

start-configuration

@@ -13,8 +13,6 @@ shopt -s nullglob
 #umask 002
 export HOME=/data
 
-log "Running as uid=$(id -u) gid=$(id -g) with /data as '$(ls -lnd /data)'"
-
 if [ ! -e /data/eula.txt ]; then
   if ! isTrue "$EULA"; then
     log ""
@@ -30,6 +28,15 @@ if [ ! -e /data/eula.txt ]; then
 fi
 
 
+log "Running as uid=$(id -u) gid=$(id -g) with /data as '$(ls -lnd /data)'"
+
+if ! touch /data/.verify_access; then
+  log "ERROR: /data doesn't seem to be writable. Please make sure attached directory is writable by uid=$(id -u)"
+  exit 2
+fi
+
+rm /data/.verify_access || true
+
 if [[ $PROXY ]]; then
     export http_proxy="$PROXY"
     export https_proxy="$PROXY"
@@ -111,10 +118,6 @@ case "${TYPE^^}" in
     exec ${SCRIPTS:-/}start-deployFabric "$@"
   ;;
 
-  FTBA)
-    exec ${SCRIPTS:-/}start-deployFTBA "$@"
-  ;;
-
   FTB|CURSEFORGE)
     log "**********************************************************************"
     log "WARNING: The image tag itzg/minecraft-server:java8 is recommended"

start-deployFTBA

@@ -1,75 +0,0 @@
-#!/bin/bash
-
-ftbInstallMarker=".ftb-installed"
-
-. ${SCRIPTS:-/}start-utils
-isDebugging && set -x
-set -e
-
-if ! [[ -v FTB_MODPACK_ID ]]; then
-  log "ERROR FTB_MODPACK_ID is required with TYPE=FTB"
-  exit 1
-fi
-
-if ! [[ ${FTB_MODPACK_ID} =~ [0-9]+ ]]; then
-  log "ERROR FTB_MODPACK_ID needs to be numeric"
-  exit 1
-fi
-
-if ! [[ -v FTB_MODPACK_VERSION_ID ]]; then
-  if ! FTB_MODPACK_VERSION_ID=$(curl -fsSL https://api.modpacks.ch/public/modpack/${FTB_MODPACK_ID} | jq -r '.versions | sort_by(.updated)[-1].id'); then
-    log "ERROR unable to resolve latest modpack version ID for modpack ${FTB_MODPACK_ID}"
-    exit 1
-  fi
-elif ! [[ ${FTB_MODPACK_VERSION_ID} =~ [0-9]+ ]]; then
-  log "ERROR FTB_MODPACK_VERSION_ID needs to be numeric"
-  exit 1
-fi
-
-if ! [ -f "${ftbInstallMarker}" ] || [ $(cat "${ftbInstallMarker}") != "${FTB_MODPACK_ID}=${FTB_MODPACK_VERSION_ID}" ]; then
-  ftbInstaller=/data/ftb-installer
-  if ! [[ -f "${ftbInstaller}" ]]; then
-    log "Downloading FTB installer"
-    curl -fsSL https://api.modpacks.ch/public/modpack/1/1/server/linux -o "${ftbInstaller}"
-    chmod +x "${ftbInstaller}"
-  fi
-
-  rm -rf forge*jar mods config libraries defaultconfigs changelogs
-
-  log "Installing modpack ID ${FTB_MODPACK_ID}, version ID ${FTB_MODPACK_VERSION_ID}"
-  ${ftbInstaller} ${FTB_MODPACK_ID} ${FTB_MODPACK_VERSION_ID} --noscript --auto
-  rm -f forge*installer.jar
-
-  echo "${FTB_MODPACK_ID}=${FTB_MODPACK_VERSION_ID}" > ${ftbInstallMarker}
-
-  writeEula
-
-  # some modpacks result in --w----r-- permissions
-  chmod a+r version.json
-else
-  log "FTB modpack ID ${FTB_MODPACK_ID}, version ID ${FTB_MODPACK_VERSION_ID} is ready to go"
-fi
-
-isDebugging && cat version.json
-forgeVersion=$(jq -r '.targets|unique[] | select(.name == "forge") | .version' version.json)
-mcVersion=$(jq -r '.targets|unique[] | select(.name == "minecraft") | .version' version.json)
-
-variants=(
-  forge-${mcVersion}-${forgeVersion}.jar
-  forge-${mcVersion}-${forgeVersion}-universal.jar
-  forge-${mcVersion}-${forgeVersion}-${mcVersion}-universal.jar
-)
-for f in ${variants[@]}; do
-  if [ -f $f ]; then
-    export SERVER=$f
-    break
-  fi
-done
-if ! [ -v SERVER ]; then
-  log "ERROR unable to locate the installed forge server jar"
-  ls *.jar
-  exit 2
-fi
-
-# Continue to Final Setup
-exec ${SCRIPTS:-/}start-finalSetupWorld $@

start-deployMohist

@@ -8,12 +8,12 @@ isDebugging && set -x
 requireVar VANILLA_VERSION
 : ${MOHIST_BUILD:=lastSuccessfulBuild}
 
-mohistJobs=https://ci.codemc.io/job/MohistMC/job/
+mohistJobs=https://ci.codemc.io/job/Mohist-Community/job/
 mohistJob=${mohistJobs}Mohist-${VANILLA_VERSION}/
 
 if ! curl -X HEAD -o /dev/null -fsSL "${mohistJob}"; then
   log "ERROR: mohist builds do not exist for ${VANILLA_VERSION}"
-  log "       check https://ci.codemc.io/job/MohistMC/ for available versions"
+  log "       check https://ci.codemc.io/job/Mohist-Community/ for available versions"
   log "       and set VERSION accordingly"
   exit 1
 fi
@@ -26,7 +26,7 @@ buildRelPath=$(
 baseName=$(basename "${buildRelPath}")
 if [[ ${baseName} != *-server.jar* ]]; then
   log "ERROR: mohist build for ${VANILLA_VERSION} is not a valid server jar, found ${baseName}"
-  log "       check https://ci.codemc.io/job/MohistMC/ for available versions"
+  log "       check https://ci.codemc.io/job/Mohist-Community/ for available versions"
   log "       and set VERSION accordingly"
   exit 1
 fi

start-minecraftFinalSetup

@@ -81,6 +81,23 @@ if [ -n "$JVM_DD_OPTS" ]; then
       done
 fi
 
+if isTrue ${TUNE_VIRTUALIZED}; then
+  JVM_XX_OPTS="${JVM_XX_OPTS} -Xtune:virtualized"
+fi
+
+if isTrue ${TUNE_NURSERY_SIZES}; then
+  case ${MAX_MEMORY^^} in
+    *G)
+      MAX_MEMORY_MB=$(( ${MAX_MEMORY%?} * 1024 )) ;;
+    *M)
+      MAX_MEMORY_MB=${MAX_MEMORY%?} ;;
+  esac
+
+  NURSERY_MINIMUM=$(( ${MAX_MEMORY_MB} / 2 ))
+  NURSERY_MAXIMUM=$(( ${MAX_MEMORY_MB} * 4/5 ))
+  JVM_XX_OPTS="${JVM_XX_OPTS} -Xmns${NURSERY_MINIMUM}M -Xmnx${NURSERY_MAXIMUM}M"
+fi
+
 if isTrue ${ENABLE_JMX}; then
   : ${JMX_PORT:=7091}
   JVM_OPTS="${JVM_OPTS}
@@ -246,4 +263,3 @@ else
     exec mc-server-runner ${bootstrapArgs} ${mcServerRunnerArgs} java "${finalArgs[@]}"
   fi
 fi
-

tests/docker-compose.test.yml

@@ -10,9 +10,6 @@ services:
     restart: "no"
     build:
       context: ..
-      args:
-        TARGETOS: linux
-        TARGETARCH: amd64
       cache_from:
       - itzg/minecraft-server:latest
     environment: