java version + readme + auth servers

Bumps alpine from 3.15.3 to 3.15.4.

---
updated-dependencies:
- dependency-name: alpine
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

.gitignore

@@ -0,0 +1,3 @@
+data/
+db/
+files/server.jar

Dockerfile

@@ -1,12 +1,13 @@
-FROM alpine:3.15.0
-LABEL maintainer='Chris Kankiewicz <Chris@ChrisKankiewicz.com>'
+FROM alpine:3.16.0
+LABEL maintainer='Andriy Cherniy <qugalet@m0e.space>'
 
 # Minecraft version
-ARG MC_VERSION=1.18
-ARG MC_JAR_SHA1=3cf24a8694aca6267883b17d934efacc5e44440d
+ARG MC_VERSION=bta
+ARG MC_JAR_SHA1=8399e1211e95faa421c1507b322dbeae86d604df
 
 # Set default JVM options
-ENV _JAVA_OPTIONS '-Xms256M -Xmx1024M'
+ENV _JAVA_OPTIONS '-Xms256M -Xmx4G'
+ARG JAVA_VERSION=19
 
 # Create Minecraft directories
 RUN mkdir -pv /opt/minecraft /etc/minecraft
@@ -22,13 +23,16 @@ COPY files/ops /usr/local/bin/ops
 RUN chmod +x /usr/local/bin/ops
 
 # Install dependencies, fetch Minecraft server jar file and chown files
-ARG JAR_URL=https://launcher.mojang.com/v1/objects/${MC_JAR_SHA1}/server.jar
+#ARG JAR_URL=https://launcher.mojang.com/v1/objects/${MC_JAR_SHA1}/server.jar
 RUN apk add --update ca-certificates nss tzdata wget \
-    && apk add openjdk17-jre-headless \
-    && wget -O /opt/minecraft/minecraft_server.jar ${JAR_URL} \
-    && apk del --purge wget && rm -rf /var/cache/apk/* \
+    && apk add openjdk19-jre \
+    #&& wget -O /opt/minecraft/minecraft_server.jar ${JAR_URL} \
+    #&& apk del --purge wget && rm -rf /var/cache/apk/* \
+    && rm -rf /var/cache/apk/* \
     && chown -R minecraft:minecraft /etc/minecraft /opt/minecraft
 
+COPY files/server.jar /opt/minecraft/minecraft_server.jar
+
 # Define volumes
 VOLUME /etc/minecraft
 

README.org

@@ -0,0 +1,12 @@
+* Minecraft Docker
+Dockerfile and docker-compose for your own server jar
+
+** Usage
+Change your JAVA_VERSION in [[./Dockerfile][Dockerfile]] and build:
+#+BEGIN_SRC shell
+  docker compose build
+#+END_SRC
+Place server.jar to ~files/~ folder, change your [[./docker-compose.yml][Docker Compose]] file and run:
+#+BEGIN_SRC shell
+  docker compose up -d
+#+END_SRC

docker-compose.yml

@@ -0,0 +1,28 @@
+services:
+  db:
+    image: postgres
+    volumes:
+      - ./db:/var/lib/postgresql/data
+    environment:
+      - POSTGRES_DB=rpz_auth
+      - POSTGRES_USER=postgres
+      - POSTGRES_PASSWORD=postgres
+
+  auth:
+    build: ./auth
+    depends_on:
+      - db
+    restart: unless-stopped
+      
+  minecraft:
+    build: .
+    stdin_open: true # docker run -i
+    tty: true        # docker run -t
+    restart: unless-stopped
+    volumes:
+      - ./data:/etc/minecraft
+    ports:
+      - 25565:25565
+    depends_on:
+      - db
+      - auth