DigitalOceanで開発用に立ち上げているDroplet(1CPU 512MB CentOS 7ベース)でMinecraftサーバーを稼動させてみたい。以下のサイトの説明が大変わかりやすいので、ほぼそのままなぞらせてもらう。
さくらのVPSでminecraftサーバを構築 minecraft_serverインストール編 | server-memo.net
http://www.server-memo.net/minecraft/mc-install/minecraftserver-3.html
ポートを開ける
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$ sudo firewall-cmd --list-all $ sudo firewall-cmd --permanent --add-port=25565/tcp $ sudo firewall-cmd --reload |
javaのインストール
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$ sudo yum -y install java $ java -version openjdk version "1.8.0_91" OpenJDK Runtime Environment (build 1.8.0_91-b14) OpenJDK 64-Bit Server VM (build 25.91-b14, mixed mode) |
screenのインストール
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$ sudo yum -y install screen |
ユーザ作成
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$ sudo adduser minecraft $ sudo passwd minecraft Changing password for user minecraft. New password: Retype new password: passwd: all authentication tokens updated successfully. |
minecraftサーバーのインストール
配布元: minecraft.net – Server Download
https://minecraft.net/ja/download/server
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$ sudo mkdir /opt/minecraft $ sudo chown minecraft:minecraft /opt/minecraft/ $ su - minecraft $ cd /opt/minecraft $ wget https://s3.amazonaws.com/Minecraft.Download/versions/1.10.2/minecraft_server.1.10.2.jar $ cp -p minecraft_server.1.10.2.jar minecraft_server.jar $ java -Xms1024M -Xmx1024M -jar minecraft_server.jar nogui [16:55:59] [Server thread/INFO]: Starting minecraft server version 1.10.2 [16:55:59] [Server thread/INFO]: Loading properties [16:55:59] [Server thread/WARN]: server.properties does not exist [16:55:59] [Server thread/INFO]: Generating new properties file [16:55:59] [Server thread/WARN]: Failed to load eula.txt [16:55:59] [Server thread/INFO]: You need to agree to the EULA in order to run the server. Go to eula.txt for more info. [16:55:59] [Server thread/INFO]: Stopping server $ vi eula.txt eula=true $ java -Xms1024M -Xmx1024M -jar minecraft_server.jar nogui [17:00:25] [Server thread/INFO]: Starting minecraft server version 1.10.2 [17:00:25] [Server thread/INFO]: Loading properties [17:00:25] [Server thread/INFO]: Default game type: SURVIVAL [17:00:25] [Server thread/INFO]: Generating keypair [17:00:26] [Server thread/INFO]: Starting Minecraft server on *:25565 [17:00:26] [Server thread/INFO]: Using epoll channel type [17:00:26] [Server thread/INFO]: Preparing level "world" [17:00:27] [Server thread/INFO]: Preparing start region for level 0 [17:00:30] [Server thread/INFO]: Preparing spawn area: 0% [17:00:31] [Server thread/INFO]: Preparing spawn area: 7% [17:00:32] [Server thread/INFO]: Preparing spawn area: 20% [17:00:33] [Server thread/INFO]: Preparing spawn area: 40% [17:00:34] [Server thread/INFO]: Preparing spawn area: 63% [17:00:34] [Server thread/INFO]: Done (8.078s)! For help, type "help" or "?" |
起動用スクリプト作成
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$ vi mc_start.sh |
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#!/bin/bash USERNAME='minecraft' SERVICE='minecraft_server.jar' SCNAME='minecraft' MC_PATH='/opt/minecraft' XMX="1024M" XMS="1024M" cd $MC_PATH ME=`whoami` if [ $ME == $USERNAME ] ; then if pgrep -u $USERNAME -f $SERVICE > /dev/null then echo "$SERVICE is already running!" else echo "Starting $SERVICE..." screen -AmdS $SCNAME java -Xmx$XMX -Xms$XMS -jar $SERVICE nogui fi else echo "Please run the minecraft user." fi |
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$ chmod 744 mc_start.sh |
停止用スクリプト作成
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$ vi mc_stop.sh |
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#!/bin/bash USERNAME='minecraft' SERVICE='minecraft_server.jar' SCNAME='minecraft' MC_PATH='/opt/minecraft' cd $MC_PATH ME=`whoami` if [ $ME == $USERNAME ] ; then if pgrep -u $USERNAME -f $SERVICE > /dev/null then echo "Stopping $SERVICE" screen -p 0 -S $SCNAME -X eval 'stuff "say SERVER SHUTTING DOWN IN 10 SECONDS. Saving map..."\015' screen -p 0 -S $SCNAME -X eval 'stuff "save-all"\015' sleep 10 screen -p 0 -S $SCNAME -X eval 'stuff "stop"\015' sleep 10 echo "Stopped minecraftserver" else echo "$SERVICE was not runnning." fi else echo "Please run the minecraft user." fi |
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$ chmod 744 mc_stop.sh |
自動起動設定
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$ sudo vi /etc/systemd/system/minecraft.service |
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[Unit] Description=Minecraft Server After=network.target local-fs.target [Service] Type=forking User=minecraft ExecStart=/opt/minecraft/mc_start.sh ExecStop=/opt/minecraft/mc_stop.sh [Install] WantedBy=multi-user.target |
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$ sudo systemctl enable minecraft Created symlink from /etc/systemd/system/multi-user.target.wants/minecraft.service to /etc/systemd/system/minecraft.service. |