run overviewer on own user, refactor dockerfile, read rcon password fron env

conf/overviewer.conf

@@ -1,20 +1,51 @@
-worlds["agp8x's test welt"] = "/world/"
+from os import getenv
+
+worlds["survival"] = "/world/"
+
+world = "survival"
+
+outputdir = "/overview/"
+
+texturepath = "/textures/1.16.3.jar"
 
 renders["normalrender"] = {
-    "world": "agp8x's test welt",
     "title": "Normal Render of My World",
 }
 renders["smoothrender"] = {
-    "world": "agp8x's test welt",
     "title": "smooth Render of My World",
     "rendermode": "smooth_lighting"
 }
 renders["night"] = {
-    "world": "agp8x's test welt",
     "title": "night Render of My World",
     "rendermode": "night"
 }
 
-outputdir = "/overview/"
+renders["underground2"] = {
+    "title": "Underground2 Render",
+    "rendermode": [Base(), Depth(min=0, max=7)],
+    "dimension": "overworld"
+}
+renders["nether"] = {
+    "title": "Nether Smooth Render",
+    "rendermode": "nether_smooth_lighting",
+    "dimension": "nether"
+}
 
-texturepath = "/textures/1.15.2.jar"
+renders['biomeover'] = {
+    'rendermode': [ClearBase(), BiomeOverlay()],
+    'title': "Biome Coloring Overlay",
+    'overlay': ['normalrender', 'smoothrender', 'night']
+}
+renders['mineralover'] = {
+    'rendermode': [ClearBase(), MineralOverlay(minerals=[(64,(255,255,0)), (13,(127,0,127))])
+],
+    'title': "Mineral Coloring Overlay",
+    'overlay': ['normalrender', 'smoothrender', 'night']
+}
+
+from .observer import MultiplexingObserver, LoggingObserver, JSObserver, RConObserver
+loggingObserver = LoggingObserver()
+jsObserver = JSObserver(outputdir=outputdir, minrefresh=10)
+rconObserver = RConObserver(target="minecraft", password=getenv("RCON_PASSWORD", "minecraft"))
+observer = MultiplexingObserver(loggingObserver, jsObserver, rconObserver)
+#observer = MultiplexingObserver(loggingObserver, jsObserver)

docker-compose.yml

@@ -14,8 +14,10 @@ services:
    - ./data/minecraft:/data
    - ./data/minecraft_mods:/mods
  overviewer:
-  image: docker.clkl.de/minecraft/overviewer:0.15
+  image: docker.clkl.de/minecraft/overviewer:0.16
   build: overviewer
+  env_file:
+    - ./docker.env
   volumes:
    - ./conf/overviewer.conf:/overviewer.conf
    - ./data/minecraft/world:/world/
@@ -25,5 +27,18 @@ services:
   image: nginx:alpine
   volumes:
    - ./data/overview/:/usr/share/nginx/html
-  ports:
-   - "8888:80"
+  networks:
+   - default
+   - frontend
+  labels:
+   - "traefik.enable=true"
+   - "traefik.docker.network=frontend_frontend"
+   - "traefik.port=80"
+   - "traefik.frontend.rule=Host:mc.kinf.wiai.uni-bamberg.de,mc.wie-ei.de"
+   
+networks:
+ frontend:
+  external:
+   name: frontend_frontend
+   
+

docker.env

@@ -0,0 +1,9 @@
+EULA=TRUE
+TZ=Europe/Berlin
+WHITELIST=agp8x
+OPS=agp8x
+SERVER_NAME=KinfCraft
+MAX_PLAYERS=50
+SNOOPER_ENABLED=false
+MOTD=providing fun for kinf!
+RCON_PASSWORD=minecraft@kinf

overviewer/Dockerfile

@@ -1,10 +1,23 @@
-FROM alpine:3.11
-RUN apk update && apk add git build-base python3-dev zlib-dev jpeg-dev py3-numpy-dev && \
-	apk add python3 py3-numpy zlib jpeg && pip3 install pillow==7.0.0 && \
-	wget https://github.com/python-pillow/Pillow/archive/7.0.0.tar.gz -O /pillow.tgz && tar -xzf /pillow.tgz && \
-	wget https://github.com/overviewer/Minecraft-Overviewer/archive/v0.15.0.tar.gz -O ov.tgz && tar -xzf ov.tgz && \
-	cd /Minecraft-Overviewer-0.15.0/ && \
-	PIL_INCLUDE_DIR=/Pillow-7.0.0/src/libImaging/ python3 setup.py build && \
-	rm -rf /Pillow-7.0.0 && apk del git build-base python3-dev zlib-dev jpeg-dev py3-numpy-dev
+FROM alpine:3.12
 
-CMD ["/Minecraft-Overviewer-0.15.0/overviewer.py", "--config", "/overviewer.conf"]
+# install pillow form instead of py3-pillow to use the source (no -dev package available)
+
+ENV PILLOW=7.2.0
+ENV OVERVIEWER=0.16.0
+
+RUN apk update && apk add git build-base python3-dev zlib-dev jpeg-dev py3-numpy-dev tzdata alpine-conf && \
+	apk add python3 py3-pip py3-numpy zlib jpeg && pip3 install pillow==${PILLOW} && \
+	wget https://github.com/python-pillow/Pillow/archive/${PILLOW}.tar.gz -O /pillow.tgz && tar -xzf /pillow.tgz && \
+	wget https://github.com/overviewer/Minecraft-Overviewer/archive/v${OVERVIEWER}.tar.gz -O ov.tgz && tar -xzf ov.tgz && \
+	cd /Minecraft-Overviewer-${OVERVIEWER}/ && \
+	PIL_INCLUDE_DIR=/Pillow-${PILLOW}/src/libImaging/ python3 setup.py build && \
+	python3 setup.py install && \
+	rm -rf /Pillow-${PILLOW} /Minecraft-Overviewer-${OVERVIEWER}/ && \
+	setup-timezone -z Europe/Berlin && \
+	apk del git build-base python3-dev zlib-dev jpeg-dev py3-numpy-dev tzdata alpine-conf && \
+	echo '0 * * * * /usr/bin/overviewer.py --config /overviewer.conf' > /var/spool/cron/crontabs/overviewer && \
+	adduser -D overviewer
+
+COPY cron.sh /
+
+CMD ["sh", "/cron.sh"]

overviewer/cron.sh

@@ -0,0 +1,4 @@
+#!/bin/sh
+set -eu
+
+exec busybox crond -f -l 0 -L /dev/stdout