163 lines
5.3 KiB
Python
163 lines
5.3 KiB
Python
from bundlewrap.metadata import atomic
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defaults = {
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'apt': {
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'packages': {
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'openjdk-17-jre': {},
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},
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},
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'backups': {
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'paths': {
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'/home/minecraft',
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},
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},
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'icinga2_api': {
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'minecraft': {
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'services': {
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'MINECRAFT SERVER': {
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'command_on_monitored_host': '/usr/local/share/icinga/plugins/check_systemd_unit minecraft',
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},
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},
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},
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},
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'minecraft': {
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'java_opts': {
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# https://aikar.co/2018/07/02/tuning-the-jvm-g1gc-garbage-collector-flags-for-minecraft/
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'-Daikars.new.flags': 'true',
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'-Dusing.aikars.flags': 'https://mcflags.emc.gs',
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'-XX:+AlwaysPreTouch': None,
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'-XX:+DisableExplicitGC': None,
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'-XX:+ParallelRefProcEnabled': None,
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'-XX:+PerfDisableSharedMem': None,
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'-XX:+UnlockExperimentalVMOptions': None,
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'-XX:G1HeapRegionSize': '16M',
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'-XX:G1HeapWastePercent': 5,
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'-XX:G1MaxNewSizePercent': 50,
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'-XX:G1MixedGCCountTarget': 4,
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'-XX:G1MixedGCLiveThresholdPercent': 90,
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'-XX:G1NewSizePercent': 40,
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'-XX:G1RSetUpdatingPauseTimePercent': 5,
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'-XX:G1ReservePercent': 15,
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'-XX:InitiatingHeapOccupancyPercent': 20,
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'-XX:MaxGCPauseMillis': 200,
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'-XX:MaxTenuringThreshold': 1,
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'-XX:SurvivorRatio': 32,
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'-javaagent:/home/minecraft/jolokia.jar=port=25576,host=localhost': None,
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},
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},
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'telegraf': {
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'input_plugins': {
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'builtin': {
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'jolokia2_agent': [{
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'urls': ['http://localhost:25576/jolokia'],
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'interval': '10s',
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'metric': [
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{
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'name': 'minecraft_tick',
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'mbean': 'net.minecraft.server:type=Server',
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'paths': [
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'averageTickTime',
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],
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},
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{
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'name': 'minecraft_memory',
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'mbean': 'java.lang:type=Memory',
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'paths': [
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'HeapMemoryUsage',
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'NonHeapMemoryUsage',
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'ObjectPendingFinalizationCount',
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],
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},
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{
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'name': 'minecraft_gc',
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'mbean': 'java.lang:name=*,type=GarbageCollector',
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'paths': [
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'CollectionTime',
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'CollectionCount',
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],
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'tag_keys': ['name'],
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},
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{
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'name': 'minecraft_mempool',
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'mbean': 'java.lang:name=*,type=MemoryPool',
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'paths': [
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'CollectionUsage',
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'PeakUsage',
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'Usage',
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],
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'tag_keys': ['name'],
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},
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{
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'name': 'minecraft_os',
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'mbean': 'java.lang:type=OperatingSystem',
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'paths': [
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'OpenFileDescriptorCount',
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'ProcessCpuLoad',
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'ProcessCpuTime',
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],
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},
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],
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}],
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},
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},
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},
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'users': {
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'minecraft': {},
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},
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'zfs': {
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'datasets': {
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'tank/minecraft': {},
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'tank/minecraft/overworld': {
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'mountpoint': '/home/minecraft/world',
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'compression': 'on',
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'needed_by': {
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'directory:/home/minecraft/world',
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},
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},
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'tank/minecraft/nether': {
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'mountpoint': '/home/minecraft/world_nether',
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'compression': 'on',
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'needed_by': {
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'directory:/home/minecraft/world_nether',
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},
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},
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'tank/minecraft/end': {
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'mountpoint': '/home/minecraft/world_the_end',
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'compression': 'on',
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'needed_by': {
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'directory:/home/minecraft/world_the_end',
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},
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},
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},
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},
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}
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@metadata_reactor.provides(
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'minecraft/java_opts',
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)
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def heap_to_java_opts(metadata):
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heap_mb = metadata.get('minecraft/heap_mb')
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return {
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'minecraft': {
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'java_opts': {
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f'-Xms{heap_mb}M': None,
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f'-Xmx{heap_mb}M': None,
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},
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},
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}
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@metadata_reactor.provides(
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'firewall/port_rules',
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)
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def firewall(metadata):
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return {
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'firewall': {
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'port_rules': {
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'25565/tcp': atomic(metadata.get('minecraft/restrict-to', set())),
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},
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},
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}
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