Add new host and enroll it in Paper

Note: currently untested, hopefully shit Just Werks

inventory/hosts.yml

@@ -98,3 +98,4 @@ all:
                       38313431663734343931333462316633643935353038313934663466303834636533616165353961
                       6438356265656532396363323532616437353831613261323037
           hosts:
+            paper1.9iron.club:

playbooks/gameservers.yml

@@ -5,74 +5,17 @@
   roles:
     - role: base-backups
       tags: [ backups ]
-- hosts: tes3mp1.9iron.club
+- hosts: paper1.9iron.club
   roles:
-    - role: tes3mp
-      tags: [ tes3mp ]
-  tasks:
-    - name: Assure CNAME record
-      route53:
-        state: present
-        overwrite: yes
-        zone: 9iron.club
-        type: CNAME
-        record: tes3mp.9iron.club
-        ttl: 3600
-        value: [ "{{ inventory_hostname }}." ]
-      become: yes
-      tags: [ dns ]
-- hosts: mc1.9iron.club
-  roles:
-    - role: base-backups
-      tags: [ backups ]
-#    - role: minecraft-forge
-#      vars:
-#        mcname: "me5"
-#        mczip: "https://www.9iron.club/files/me5.zip"
-#        mcforge: "1.12.2-14.23.5.2854"
-#        mcmotd: "ME5 is Fun Edition"
-#        mcport: 25565
-#        mcgamemode: 0
-#        mcviewdist: 14
-#        mcleveltype: "default"
-#      tags: [ gameserver, minecraft, me5 ]
-    - role: tmodloader
+    - role: gitweb
       vars:
-        terraria_difficulty: 1
-        terraria_name: "calamity"
-        terraria_password: "dicks"
-      tags: [ gameserver, terraria, calamity ]
-  tasks:
-    - name: Assure Minecraft CNAME record
-      route53:
-        state: present
-        overwrite: yes
-        zone: 9iron.club
-        type: CNAME
-        record: "me5.mc.9iron.club."
-        ttl: 3600
-        value: [ "{{ inventory_hostname }}." ]
-      become: yes
-      tags: [ dns, minecraft, me5 ]
-    - name: Assure Minecraft SRV record
-      route53:
-        state: present
-        overwrite: yes
-        zone: 9iron.club
-        type: SRV
-        record: "_minecraft._tcp.me5.mc.9iron.club."
-        ttl: 3600
-        value: [ "1 10 25565 {{ inventory_hostname }}." ]
-      become: yes
-      tags: [ dns, minecraft, me5 ]
-    - name: Assure Terraria record
-      route53:
-        state: present
-        overwrite: yes
-        zone: 9iron.club
-        type: CNAME
-        record: "calamity.9iron.club"
-        ttl: 3600
-        value: [ "{{ inventory_hostname }}." ]
-      become: yes
-      tags: [ dns, terraria, calamity ]
+        gitweb_repo: "https://git.9iron.club/salt/thefuck.how"
+        gitweb_url: "thefuck.how"
+        gitweb_webroot: "/var/www/thefuck.how"
+    - role: minecraft-paper
+      vars:
+        paper_name: "thefuckhow"
+        paper_mc_motd: "Brett's new serber"
+        paper_jre_xms: 1024m
+        paper_jre_xmx: 2048m
+      tags: [ gameserver, minecraft, paper ]

roles/minecraft-paper/defaults/main.yml

@@ -0,0 +1,26 @@
+# vim:ft=ansible:
+paper_name: default
+
+# Service configuration
+paper_downloadurl: "https://papermc.io/api/v1/paper/1.16.3/latest/download"
+paper_home: /var/lib/minecraft-paper
+paper_stopmessage: "Server is going down for maintenance"
+
+# Java configuration
+paper_jre_xms: 2048m
+paper_jre_xmx: 4096m
+
+# Minecraft configuration
+paper_mc_difficulty: normal
+paper_mc_gamemode: 0
+paper_mc_gensettings: ""
+paper_mc_leveltype: default
+paper_mc_maxplayers: 10
+paper_mc_motd: A new Paper server
+paper_mc_pvp: "true"
+paper_mc_spawnprotection: 4
+paper_mc_viewdist: 12
+paper_mc_whitelist: "false"
+
+# Server configuration
+paper_port: 25565

roles/minecraft-paper/handlers/main.yml

@@ -0,0 +1,9 @@
+#!/usr/bin/ansible-playbook
+# vim:ft=ansible:
+---
+- name: "restart paper {{ paper_name }}"
+  systemd:
+    daemon_reload: yes
+    name: "paper@{{ paper_name }}"
+    state: restarted
+  become: yes

roles/minecraft-paper/tasks/main.yml

@@ -0,0 +1,56 @@
+#!/usr/bin/ansible-playbook
+# vim:ft=ansible:
+---
+- name: Set up Paper server
+  block:
+    - name: Set up system
+      block:
+        - name: Install required packages
+          apt:
+            name:
+              - openjdk-8-jre
+              - screen
+        - name: Assure server user
+          user:
+            name: minecraft-paper
+            system: yes
+            home: "{{ paper_home }}"
+        - name: Assure var directory
+          file:
+            path: "{{ paper_home }}"
+            state: directory
+            owner: minecraft-paper
+            group: minecraft-paper
+            # Sticky, SetGID
+            mode: "3775"
+        - name: Assure systemd unit
+          template:
+            src: "paper@.service"
+            dest: /etc/systemd/system/paper@.service
+          notify: "restart paper {{ paper_name }}"
+    - name: Set up server "{{ paper_name }}"
+      block:
+        - name: Assure server directory
+          file:
+            path: "{{ paper_home }}/{{ paper_name }}"
+            state: directory
+            owner: minecraft-paper
+            group: minecraft-paper
+        - name: Configure server.properties
+          template: src=server.properties dest="{{ paper_home }}/{{ paper_name }}/server.properties"
+          notify: "restart paper {{ paper_name }}"
+        - name: Accept EULA
+          template: src=eula.txt dest="{{ paper_home }}/{{ paper_name }}/eula.txt"
+        - name: Download Paper
+          get_url: url="{{ paper_downloadurl }}" dest="{{ paper_home }}/{{ paper_name }}/server.jar"
+          notify: "restart paper {{ paper_name }}"
+      become: yes
+      become_user: minecraft-paper
+    - name: Enable service
+      systemd: name="paper@{{ paper_name }}" enabled=yes state=started
+    - name: Template out backup module
+      template:
+        src: backup.sh
+        dest: "/opt/backups/modules/paper-{{ paper_name }}.sh"
+        mode: "0600"
+  become: yes

roles/minecraft-paper/templates/backup.sh

@@ -0,0 +1,28 @@
+#! /bin/bash
+#
+# paper-{{ paper_name }}.sh
+# Backup script for Minecraft. Meant to be sourced by our main backup script
+# Copyright (C) 2020 Vintage Salt <rehashedsalt@cock.li>
+#
+# Distributed under terms of the MIT license.
+#
+
+set -e
+
+export OUTDIR="$BACKUPSDIR/{{ paper_name }}"
+
+# Sanity checks
+if [ -z "$BACKUPSDIR" ]; then
+	log "BACKUPSDIR was undefined. Run the main backup script instead of this one."
+	return 1
+fi
+if ! [ -d "$OUTDIR" ]; then
+	if ! mkdir "$OUTDIR"; then
+		log "Unable to find or create output directory: $OUTDIR"
+		return 2
+	fi
+fi
+
+# WE MAKE BACKUP NOW SERGEI
+tar czf "$OUTDIR/{{ paper_name }}-$(date -Iseconds)-full.tar.gz" "{{ paper_home }}/{{ paper_name }}/"
+

roles/minecraft-paper/templates/eula.txt

@@ -0,0 +1,2 @@
+# Tacos best food yadda yadda
+eula=true

roles/minecraft-paper/templates/paper@.service

@@ -0,0 +1,39 @@
+#
+# Licensed under the terms of the MIT license
+# Source: https://github.com/agowa338/MinecraftSystemdUnit/
+# vim:ft=dosini:
+#
+
+[Unit]
+Description=Paper Minecraft Server %i
+After=network.target
+
+[Service]
+User=minecraft
+Group=mc-admin
+WorkingDirectory={{ paper_home }}/%i
+PrivateUsers=true
+ProtectSystem=full
+ProtectHome=true
+# Implies MountFlags=slave
+ProtectKernelTunables=true
+# Implies NoNewPrivileges=yes
+ProtectKernelModules=true
+# Implies MountAPIVFS=yes
+ProtectControlGroups=true
+
+ExecStart=/bin/sh -c '/usr/bin/screen -DmS %i /usr/bin/java -Xms{{ paper_jre_xms }} -Xmx{{ paper_jre_xmx }} -jar server.jar nogui'
+
+ExecReload=/usr/bin/screen -p 0 -S %i -X eval 'stuff "reload"\\015'
+
+ExecStop=/usr/bin/screen -p 0 -S %i -X eval 'stuff "say {{ paper_stopmessage }}"\\015'
+ExecStop=/usr/bin/screen -p 0 -S %i -X eval 'stuff "save-all"\\015'
+ExecStop=/usr/bin/screen -p 0 -S %i -X eval 'stuff "stop"\\015'
+ExecStop=/bin/sleep 5
+
+Restart=always
+# Restart after 24hrs
+RuntimeMaxSecs=86400
+
+[Install]
+WantedBy=multi-user.target

roles/minecraft-paper/templates/server.properties

@@ -0,0 +1,38 @@
+# Minecraft server properties
+allow-flight=true
+allow-nether=true
+difficulty={{ paper_mc_difficulty }}
+enable-command-block=true
+enable-query=false
+enable-rcon=false
+force-gamemode=false
+gamemode={{ paper_mc_gamemode }}
+generate-structures=true
+generator-settings={{ paper_mc_gensettings }}
+hardcore=false
+level-name=world
+level-seed=
+level-type={{ paper_mc_leveltype }}
+max-build-height=256
+max-players={{ paper_mc_maxplayers }}
+max-tick-time=60000
+max-world-size=29999984
+motd={{ paper_mc_motd }}
+network-compression-threshold=256
+online-mode=true
+op-permission-level=4
+player-idle-timeout=0
+prevent-proxy-connections=false
+pvp={{ paper_mc_pvp }}
+resource-pack=
+resource-pack-sha1=
+server-ip=
+server-port={{ paper_port }}
+snooper-enabled=false
+spawn-animals=true
+spawn-monsters=true
+spawn-npcs=true
+spawn-protection={{ paper_mc_spawnprotection }}
+use-native-transport=true
+view-distance={{ paper_mc_viewdist }}
+white-list={{ paper_mc_whitelist }}