Add 'minecraft/' from commit '0d2235b6a37b227f0affbbf32a3644b087b31684'

git-subtree-dir: minecraft
git-subtree-mainline: 7b7ef78bfc
git-subtree-split: 0d2235b6a3

minecraft/.common/Makefile

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+SHELL := /bin/bash
+
+IMAGE ?= $(shell cat IMAGE):$(shell cat VERSION)
+IMAGE_LATEST ?= $(shell cat IMAGE):latest
+PWD ?= $(shell pwd)
+
+.PHONY: buildx-context
+buildx-context:
+	docker buildx create --name arm64 --use --platform linux/amd64,linux/arm64
+
+.PHONY: buildx-clear
+buildx-clear:
+	docker buildx rm arm64
+
+.PHONY: build
+build:
+	docker buildx build --load . -t $(IMAGE)
+	@docker buildx build --load . -t $(IMAGE_LATEST) 
+
+.PHONY: push
+push:
+	docker buildx build --platform linux/amd64 --push . -t $(IMAGE)
+	@docker buildx build --platform linux/amd64 --push . -t $(IMAGE_LATEST)
+
+.PHONY: run
+run:
+	docker run -it -v $(PWD):/mc_data $(IMAGE) bash

minecraft/.gitignore

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+data/

minecraft/.gitlab-ci.yml

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+variables:
+  CI_PROJECT_NAME: "minecraft"
+  CI_PROJECT_DIR: "."
+  CI_REGISTRY_IMAGE: hub.ducoterra.net/ducoterra/minecraft
+
+stages:
+  - build
+  - test
+  - deploy
+
+build:
+  only:
+    variables:
+    - $CI_COMMIT_TAG
+  stage: build
+  image:
+    name: gcr.io/kaniko-project/executor:debug
+    entrypoint: [""]
+  script:
+    - echo $DEPLOY
+    - /kaniko/executor --context $CI_PROJECT_DIR --dockerfile $CI_PROJECT_DIR/Dockerfile --destination $CI_REGISTRY_IMAGE:$CI_COMMIT_TAG

minecraft/Dockerfile

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+FROM openjdk:latest
+
+RUN groupadd -r minecraft -g 2000
+RUN useradd --no-log-init minecraft -u 2000 -g 2000 -m
+WORKDIR /mc_data
+RUN chown -R minecraft:minecraft .
+
+USER minecraft
+# Copy files only if they don't yet exist (server.jar, server.properties, etc) and start the server
+CMD java -Xmx"$MAX_RAM"G -Xms"$MIN_RAM"G -jar ./server.jar nogui

minecraft/IMAGE

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+ducoterra/minecraft

minecraft/Makefile

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+include .common/Makefile

minecraft/README.md

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+# Minecraft
+
+## Getting server.jar
+
+![Click Installations](img/main.png)
+![Select the Options Menu](img/menu.png)
+![Click Edit](img/edit.png)
+![Click Download Server](img/server.png)
+
+## Running Locally
+
+```bash
+docker-compose build minecraft
+docker-compose up minecraft
+```
+
+## Uploading to Docker Hub
+
+In docker-compose.yaml, update the image tag to:
+
+```yaml
+...
+services:
+  minecraft:
+    build: .
+    image: <your_username>/minecraft:<version>-1
+    ports:
+...
+```
+
+then run
+
+```bash
+docker-compose push
+```
+
+## Running in kubernetes
+
+In k8s/deploy.yaml, edit the deploy
+
+```yaml
+...
+    spec:
+      containers:
+      - name: minecraft
+        image: <your image from above>
+        ports:
+...
+```
+
+Then run the following
+
+```bash
+kubectl apply -f k8s/pvc
+kubectl apply -f k8s
+```
+
+Your minecraft server will be available on port 25565
+
+## Create a Backup
+
+```bash
+kubectl cp <pod_name>:/mc_data <backup>
+```
+
+## Restore from Backup
+
+```bash
+kubectl cp <backup> <pod_name>:/mc_data
+```
+
+## Cool seeds
+
+### 7485786574821478084
+
+Spawns you next to a nether portal with golden axe and pickaxe. River and Village close by.
+
+### -8018833100564192815
+
+Use with an amplified world, massive island

minecraft/VERSION

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+1.0.0

minecraft/helm/.helmignore

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+# Patterns to ignore when building packages.
+# This supports shell glob matching, relative path matching, and
+# negation (prefixed with !). Only one pattern per line.
+.DS_Store
+# Common VCS dirs
+.git/
+.gitignore
+.bzr/
+.bzrignore
+.hg/
+.hgignore
+.svn/
+# Common backup files
+*.swp
+*.bak
+*.tmp
+*.orig
+*~
+# Various IDEs
+.project
+.idea/
+*.tmproj
+.vscode/

minecraft/helm/Chart.yaml

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+apiVersion: v2
+name: minecraft
+description: A Minecraft server for kubernetes
+
+# A chart can be either an 'application' or a 'library' chart.
+#
+# Application charts are a collection of templates that can be packaged into versioned archives
+# to be deployed.
+#
+# Library charts provide useful utilities or functions for the chart developer. They're included as
+# a dependency of application charts to inject those utilities and functions into the rendering
+# pipeline. Library charts do not define any templates and therefore cannot be deployed.
+type: application
+
+# This is the chart version. This version number should be incremented each time you make changes
+# to the chart and its templates, including the app version.
+# Versions are expected to follow Semantic Versioning (https://semver.org/)
+version: 1.1.0
+
+# This is the version number of the application being deployed. This version number should be
+# incremented each time you make changes to the application. Versions are not expected to
+# follow Semantic Versioning. They should reflect the version the application is using.
+appVersion: 1.0.0

minecraft/helm/README.md

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+# Minecraft Server
+
+Creates a vanilla Minecraft server.

minecraft/helm/app-readme.md

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+# Minecraft Server
+
+Creates a vanilla Minecraft server.

minecraft/helm/ix_values.yaml

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+image: ducoterra/minecraft:latest
+server_version: "1.17.1"

minecraft/helm/questions.yaml

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+groups:
+  - name: "Server Config"
+    description: "Minecraft Server Configuration"
+  - name: "Storage"
+    description: "Minecraft Server Storage"
+questions:
+  - variable: server_version
+    description: "Server Version"
+    label: "Version"
+    group: "Server Config"
+    schema:
+      type: string
+      default: "1.17.1"
+      required: false
+  - variable: port
+    description: "Listen Port"
+    group: "Server Config"
+    label: "Port"
+    schema:
+      type: int
+      default: 25565
+      required: true
+  - variable: max_ram
+    description: "Total RAM allocated to the server"
+    group: "Server Config"
+    label: "RAM Limit (GiB)"
+    schema:
+      type: int
+      default: 4
+      required: true
+  - variable: max_cpu
+    description: "# CPU Cores Allocated to the server"
+    group: "Server Config"
+    label: "CPU Limit (# Cores)"
+    schema:
+      type: int
+      default: 4
+      required: true

minecraft/helm/templates/configmap.yaml

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+apiVersion: v1
+kind: ConfigMap
+metadata:
+  name: {{ .Release.Name }}
+data:
+  eula.txt: |
+    eula=true
+  server.properties: {{ toYaml .Values.server_props | indent 2 }}

minecraft/helm/templates/deploy.yaml

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+apiVersion: apps/v1
+kind: Deployment
+metadata:
+  name: {{ .Release.Name }}
+spec:
+  selector:
+    matchLabels:
+      app: {{ .Release.Name }}
+  strategy:
+    type: Recreate
+  template:
+    metadata:
+      labels:
+        app: {{ .Release.Name }}
+    spec:
+      initContainers:
+      - name: get-version
+        image: {{ .Values.get_server.image }}
+        imagePullPolicy: Always
+        env:
+        - name: SERVER_VERSION
+          value: {{ .Values.server_version }}
+        volumeMounts:
+        - mountPath: /downloads
+          name: data
+      - name: download-server
+        image: {{ .Values.get_server.image }}
+        imagePullPolicy: Always
+        command: ["bash", "-c", "curl -o server.jar $(cat SERVER_VERSION)"]
+        volumeMounts:
+        - mountPath: /downloads
+          name: data
+      containers:
+      - name: {{ .Release.Name }}
+        image: {{ .Values.image }}
+        imagePullPolicy: Always
+        ports:
+        - containerPort: 25565
+        volumeMounts:
+        - mountPath: /mc_data
+          name: data
+        - name: properties
+          mountPath: /mc_data/server.properties
+          subPath: server.properties
+        - name: properties
+          mountPath: /mc_data/eula.txt
+          subPath: eula.txt
+        tty: true
+        stdin: true
+        env:
+        - name: MAX_RAM
+          value: {{ .Values.max_ram | quote }}
+        - name: MIN_RAM
+          value: "1"
+        resources:
+          requests:
+            memory: {{ div .Values.max_ram 2 }}Gi
+            cpu: 1m
+          limits:
+            memory: {{ add 1 .Values.max_ram }}Gi
+            cpu: {{ .Values.max_cpu | quote }}
+      volumes:
+      - name: data
+        persistentVolumeClaim:
+          claimName: {{ .Release.Name }}
+      - name: properties
+        configMap:
+          name: {{ .Release.Name }}
+      securityContext:
+        fsGroup: 2000

minecraft/helm/templates/pvc.yaml

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+apiVersion: v1
+kind: PersistentVolumeClaim
+metadata:
+  name: {{ .Release.Name }}
+  annotations:
+    "helm.sh/resource-policy": keep
+spec:
+  accessModes:
+    - ReadWriteOnce
+  resources:
+    requests:
+      storage: 32Gi

minecraft/helm/templates/service.yaml

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+apiVersion: v1
+kind: Service
+metadata:
+  name: {{ .Release.Name }}
+spec:
+  selector:
+    app: {{ .Release.Name }}
+  ports:
+  - port: {{ .Values.port }}
+    targetPort: 25565
+    name: {{ .Release.Name }}
+  type: LoadBalancer

minecraft/helm/values.yaml

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+image: ducoterra/minecraft:latest
+get_server:
+  image: ducoterra/get-minecraft:latest
+server_version: "1.17.1"
+port: 20101
+max_cpu: 4
+max_ram: 4
+server_props: |
+  max-tick-time=60000
+  generator-settings=
+  force-gamemode=false
+  allow-nether=true
+  gamemode=0
+  broadcast-console-to-ops=true
+  enable-query=false
+  player-idle-timeout=0
+  difficulty=3
+  spawn-monsters=true
+  op-permission-level=4
+  pvp=true
+  snooper-enabled=true
+  level-type=default
+  hardcore=false
+  enable-command-block=false
+  max-players=20
+  network-compression-threshold=256
+  resource-pack-sha1=
+  max-world-size=29999984
+  server-port=25565
+  server-ip=
+  spawn-npcs=true
+  allow-flight=true
+  level-name=world
+  view-distance=32
+  resource-pack=
+  spawn-animals=true
+  white-list=true
+  generate-structures=true
+  online-mode=true
+  max-build-height=256
+  level-seed=
+  prevent-proxy-connections=false
+  use-native-transport=true
+  motd=This is gonna be interesting
+  enable-rcon=false

minecraft/servers.md

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+# Servers
+
+## Minecraft
+
+```bash
+helm upgrade --install minecraft ./helm --set tag=1.15.2_7 --set port=25565
+```
+
+## Pubcraft
+
+```bash
+helm upgrade --install pubcraft ./helm --set tag=1.15.2_7 --set port=20100
+```
+
+## TestCraft
+
+```bash
+helm upgrade --install testcraft ./helm --set tag=1.16.1_2 --set port=25566
+```

minecraft/setenv.sh

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+kubectl config set current-context k3os-alpha.dnet-ducoterra-minecraft

minecraft/values/values-camcraft.yaml

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+image: hub.ducoterra.net/ducoterra/minecraft:1.16.4
+port: 20101
+max_cpu: 8
+max_ram: 8
+server_props: |
+  max-tick-time=60000
+  generator-settings=
+  force-gamemode=false
+  allow-nether=true
+  gamemode=0
+  broadcast-console-to-ops=true
+  enable-query=false
+  player-idle-timeout=0
+  difficulty=3
+  spawn-monsters=true
+  op-permission-level=4
+  pvp=true
+  snooper-enabled=true
+  level-type=default
+  hardcore=false
+  enable-command-block=false
+  max-players=20
+  network-compression-threshold=256
+  resource-pack-sha1=
+  max-world-size=29999984
+  server-port=25565
+  server-ip=
+  spawn-npcs=true
+  allow-flight=true
+  level-name=world
+  view-distance=32
+  resource-pack=
+  spawn-animals=true
+  white-list=true
+  generate-structures=true
+  online-mode=true
+  max-build-height=256
+  level-seed=
+  prevent-proxy-connections=false
+  use-native-transport=true
+  motd=This is gonna be interesting
+  enable-rcon=false

minecraft/values/values-minecraft.yaml

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+image: hub.ducoterra.net/ducoterra/minecraft:1.16.4
+port: 25565
+max_cpu: 8
+max_ram: 6
+server_props: |
+  max-tick-time=60000
+  generator-settings=
+  force-gamemode=false
+  allow-nether=true
+  gamemode=0
+  broadcast-console-to-ops=true
+  enable-query=false
+  player-idle-timeout=0
+  difficulty=3
+  spawn-monsters=true
+  op-permission-level=4
+  pvp=true
+  snooper-enabled=true
+  level-type=default
+  hardcore=false
+  enable-command-block=false
+  max-players=20
+  network-compression-threshold=256
+  resource-pack-sha1=
+  max-world-size=29999984
+  server-port=25565
+  server-ip=
+  spawn-npcs=true
+  allow-flight=true
+  level-name=world
+  view-distance=32
+  resource-pack=
+  spawn-animals=true
+  white-list=true
+  generate-structures=true
+  online-mode=true
+  max-build-height=256
+  level-seed=
+  prevent-proxy-connections=false
+  use-native-transport=true
+  motd=This is gonna be interesting
+  enable-rcon=false

minecraft/values/values-pubcraft.yaml

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+image: hub.ducoterra.net/ducoterra/minecraft:1.16.4
+port: 20100
+max_cpu: 8
+max_ram: 6
+server_props: |
+  max-tick-time=60000
+  generator-settings=
+  force-gamemode=false
+  allow-nether=true
+  gamemode=0
+  broadcast-console-to-ops=true
+  enable-query=false
+  player-idle-timeout=0
+  difficulty=3
+  spawn-monsters=true
+  op-permission-level=4
+  pvp=true
+  snooper-enabled=true
+  level-type=default
+  hardcore=false
+  enable-command-block=false
+  max-players=20
+  network-compression-threshold=256
+  resource-pack-sha1=
+  max-world-size=29999984
+  server-port=25565
+  server-ip=
+  spawn-npcs=true
+  allow-flight=true
+  level-name=world
+  view-distance=32
+  resource-pack=
+  spawn-animals=true
+  white-list=true
+  generate-structures=true
+  online-mode=true
+  max-build-height=256
+  level-seed=
+  prevent-proxy-connections=false
+  use-native-transport=true
+  motd=This is gonna be interesting
+  enable-rcon=false

minecraft/values/values-testcraft.yaml

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+image: hub.ducoterra.net/ducoterra/minecraft:1.16.4
+port: 25566
+max_cpu: 8
+max_ram: 6
+server_props: |
+  max-tick-time=60000
+  generator-settings=
+  force-gamemode=false
+  allow-nether=true
+  gamemode=0
+  broadcast-console-to-ops=true
+  enable-query=false
+  player-idle-timeout=0
+  difficulty=3
+  spawn-monsters=true
+  op-permission-level=4
+  pvp=true
+  snooper-enabled=true
+  level-type=amplified
+  hardcore=false
+  enable-command-block=false
+  max-players=20
+  network-compression-threshold=256
+  resource-pack-sha1=
+  max-world-size=29999984
+  server-port=25565
+  server-ip=
+  spawn-npcs=true
+  allow-flight=true
+  level-name=world
+  view-distance=64
+  resource-pack=
+  spawn-animals=true
+  white-list=true
+  generate-structures=true
+  online-mode=true
+  max-build-height=512
+  level-seed=
+  prevent-proxy-connections=false
+  use-native-transport=true
+  motd=This is gonna be interesting
+  enable-rcon=false