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Server IP Address leak in server pack

denzuko opened this issue ยท 1 comments

commented

Details

logs

[09:21:55] [Server thread/INFO] [minecraft/DedicatedServer]: Loading properties
[09:21:55] [Server thread/INFO] [minecraft/DedicatedServer]: Default game type: SURVIVAL
[09:21:55] [Server thread/INFO] [minecraft/DedicatedServer]: Generating keypair
[09:21:56] [Server thread/INFO] [minecraft/DedicatedServer]: Starting Minecraft server on 5.196.106.235:25565
[09:21:56] [Server thread/INFO] [minecraft/NetworkSystem]: Using epoll channel type
[09:21:56] [Server thread/WARN] [minecraft/DedicatedServer]: **** FAILED TO BIND TO PORT!
[09:21:56] [Server thread/WARN] [minecraft/DedicatedServer]: The exception was: io.netty.channel.unix.Errors$NativeIoException: bind(..) failed: Address not available
[09:21:56] [Server thread/WARN] [minecraft/DedicatedServer]: Perhaps a server is already running on that port?
[09:21:56] [Server thread/INFO] [minecraft/MinecraftServer]: Stopping server
[09:21:56] [Server thread/INFO] [minecraft/MinecraftServer]: Saving worlds
[09:21:56] [Server thread/INFO] [FML]: The state engine was in incorrect state POSTINITIALIZATION and forced into state SERVER_STOPPED. Errors may have been discarded.
[09:21:56] [Server Shutdown Thread/INFO] [minecraft/MinecraftServer]: Stopping server
[09:21:56] [Server Shutdown Thread/INFO] [minecraft/MinecraftServer]: Saving worlds
2019/10/16 09:21:57 Done

IP Details

inetnum: 5.196.106.232 - 5.196.106.239
netname: OVH_210615985
mnt-by: OVH-MNT

( OVH server, in the 5.196.106.232/28 netblock)

Root cause:

server.properties
...
server-port=25565
server-ip=5.196.x.x
....

Expected resolve

change to server-ip=0.0.0.0

commented

docker-compose file to reproduce:

---
version: '3.7'

volumes:
  ftb_data:

services:
  mc:
    image: itzg/minecraft-server
    volumes:
      - "ftb_data:/data"
    environment:
      EULA: "true"
      TYPE: FTB
      SERVER_PORT: 0.0.0.0:25565
      FTB_SERVER_MOD: https://media.forgecdn.net/files/2623/86/Bounds+3.0+Server+Files.zip
    ports:
      - 25565
    healthcheck:
      test: ['CMD', 'mcstatus', 'localhost:25565', 'ping']
      interval: 10m
      timeout: 10s
      retries: 3
      start_period: 90m
...