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self-hosting/papermc/Dockerfile

51 lines
1.5 KiB
Docker

FROM openjdk:8-slim
# Build arguments
ARG MC_VERSION
ARG PAPERMC_VERSION
# Create worlds and config directory
WORKDIR /mc
RUN mkdir worlds config
# Download server file
ADD "https://papermc.io/api/v1/paper/$MC_VERSION/$PAPERMC_VERSION/download" server.jar
# Store the cache in an anonymous volume, which means it won't get stored in the other volumes
VOLUME /mc/config/cache
WORKDIR /mc/config
# Default value to keep users from eating up all ram accidentally
ENV XMS=4
# We copy over the server jar(s) as well to make the backup more reproducible to deploy
ENTRYPOINT mv -n /mc/*.jar /mc/config && \
echo "eula=true" > /mc/config/eula.txt && \
java \
-Xms"${XMS}G" \
-Xmx"${XMX:-$XMS}G" \
-XX:+UseG1GC \
-XX:+ParallelRefProcEnabled \
-XX:MaxGCPauseMillis=200 \
-XX:+UnlockExperimentalVMOptions \
-XX:+DisableExplicitGC \
-XX:+AlwaysPreTouch \
-XX:G1NewSizePercent="$([ $XMS -gt 12 ] && echo 40 || echo 30)" \
-XX:G1MaxNewSizePercent="$([ $XMS -gt 12 ] && echo 50 || echo 40)" \
-XX:G1HeapRegionSize="$([ $XMS -gt 12 ] && echo 16 || echo 8)"M \
-XX:G1ReservePercent="$([ $XMS -gt 12 ] && echo 15 || echo 20)" \
-XX:G1HeapWastePercent=5 \
-XX:G1MixedGCCountTarget=4 \
-XX:InitiatingHeapOccupancyPercent="$([ $XMS -gt 12 ] && echo 20 || echo 15)" \
-XX:G1MixedGCLiveThresholdPercent=90 \
-XX:G1RSetUpdatingPauseTimePercent=5 \
-XX:SurvivorRatio=32 \
-XX:+PerfDisableSharedMem \
-XX:MaxTenuringThreshold=1 \
-Dusing.aikars.flags=https://mcflags.emc.gs \
-Daikars.new.flags=true \
-jar /mc/server.jar \
--universe /mc/worlds \
--nogui