Add auto service user configuration to host setup, init icinga2 service. Add docker to host configuration

server-setup.yml

@@ -264,6 +264,84 @@
         group: root
         mode: '1700'
 
+# Docker Setup
+    - name: Add Docker GPG apt Key
+      become: yes
+      apt_key:
+        url: https://download.docker.com/linux/debian/gpg
+        state: present
+    - name: Add Docker Repository
+      become: yes
+      apt_repository:
+        repo: deb https://download.docker.com/linux/debian bullseye stable
+        state: present
+    - name: Install docker packages
+      become: yes
+      apt:
+        pkg:
+        - docker-ce
+        - docker-ce-cli 
+        - containerd.io 
+        - docker-buildx-plugin
+        - docker-compose-plugin
+        state: present
+        update_cache:true
+
+    # Each respective service will have a user associated to it to ensure it'll be able to only edit the files in their folder in the service directory
+    - name : Find all service directories available in ansible configuration
+      find:
+        paths: "{{ ansibleconf_directory }}/services"
+        file_type: directory
+        use_regex: yes
+        patterns: ['service_']
+        recurse: no
+        register: findoutput
+
+    - name: Add found ansible configuration service directories to service directories variable
+      #no_log: true
+      set_fact:
+        available_servicedirs: "{{ available_servicedirs + [item.path | split('/') | last]}}"
+        with_items: "{{ findoutput.files }}"
+
+    - name: Automatically create service users based on found ansible conf service directories
+      become: yes
+      ansible.builtin.user:
+        name: "{{ item }}"
+        state: present
+        shell: /bin/bash
+        groups: docker
+        append: yes
+      loop: "{{ available_servicedirs }}"
+
+    # Services Configuration - Permissions
+    # Services
+    - name: Ensure service directory exists 
+      become: yes
+      ansible.builtin.file:
+        path: "{{ services_directory }}"
+        state: directory
+        owner: root
+        group: root
+        mode: '1755'
+
+    - name: Automatically create all services directory based on found ansible conf service directories
+      become: yes
+      ansible.builtin.file:
+        path: "{{ services_directory }}/{{ item }}"
+        state: directory
+        owner: "{{ item }}"
+        group: "{{ item }}"
+        mode: '1700'
+      loop: "{{ available_servicedirs }}"
+
+    - name: Ensure service users upon login start in their respective service directory
+      become: yes
+      ansible.builtin.lineinfile:
+        path: "/home/{{ item }}/.profile"
+        line: "cd {{ services_directory }}/{{ item }}"
+      loop: "{{ available_servicedirs }}"
+
+
     - name: Reset doas configuration back to default
       become: yes
       template:

serversecrets.example

@@ -24,6 +24,11 @@ usbkey_keysdir: /mnt/keys
 # Frontend reverse proxy VPN key
 vpn_server_pubkey: ***
 
+# Other services - Private Keys
+icinga2_backend_privkey: ***
+# Other services - Public Keys
+icinga2_backend_pubkey: ***
+
 # VPN Key to link reverse proxy and cockpit backend
 cockpit_backend_privkey: ***
 

services/service_icinga2/deploy-service.yml

@@ -0,0 +1,32 @@
+- hosts: localhost
+  become: 'yes'
+  vars:
+    ansible_become_method: doas
+  tasks:
+
+    - name: Create necessary directories
+      ansible.builtin.file:
+        path: "{{ item }}"
+        owner: service_icinga2
+        group: service_icinga2
+        state: directory
+      loop:
+        - "{{ services_directory }}/service_icinga2/icinga2-master-data"
+        - "{{ services_directory }}/service_icinga2/redis-data"
+        - "{{ services_directory }}/service_icinga2/postgres-data"
+        - "{{ services_directory }}/service_icinga2/postgres-data/icinga2-db"
+        - "{{ services_directory }}/service_icinga2/postgres-data/icinga2-web-db"
+        - "{{ services_directory }}/service_icinga2/icinga2-web-data"
+
+    - name: Copy docker compose config and other git files
+      ansible.builtin.template:
+        src: "{{ item }}"
+        dest: "{{ services_directory }}/service_icinga2/{{ item }}"
+        owner: service_icinga2
+        group: service_icinga2
+      loop:
+        - docker-compose.yml
+
+    - name: Debug Finish message
+      debug:
+        msg: Ansible playbook has finished!

services/service_icinga2/docker-compose.yml

@@ -0,0 +1,189 @@
+services:
+
+  # Gluetun is used to connect container to VPN
+  icinga2-gluetun:
+    image: qmcgaw/gluetun
+    cap_add:
+      - NET_ADMIN
+    environment:
+      - VPN_SERVICE_PROVIDER=custom
+      - VPN_TYPE=wireguard
+      - VPN_ENDPOINT_IP={{ proxy_server_ip }}
+      - VPN_ENDPOINT_PORT={{ proxy_server_vpn_port }}
+      - WIREGUARD_PUBLIC_KEY={{ vpn_server_pubkey }}
+      - WIREGUARD_PRIVATE_KEY={{ icinga2_backend_privkey }}
+      - WIREGUARD_ADDRESSES=10.0.0.4/32
+      - FIREWALL_VPN_INPUT_PORTS=8080,5665
+    networks:
+      icinga2:
+    ports:
+      # Web UI Port
+      - "8080:8080"
+      # Backend API Port
+      - "5665:5665"
+    deploy:
+      limits:
+        cpus: '0.10'
+        memory: 512M
+  
+  # Backend service that does the checking and hosts API
+  icinga2-master:
+    network_mode: "service:icinga2-gluetun"
+    image: icinga/icinga2
+    container_name: icinga2-master
+    hostname: icinga2-master
+    volumes:
+      - ./icinga2-master-data:/data
+    environment:
+      - ICINGA_MASTER=1
+    depends_on:
+      - icinga2-dbhandler
+    deploy:
+      limits:
+        cpus: '0.25'
+        memory: 512M
+
+  # Service that handles everything between icinga SQL and icinga Redis databases
+  icinga2-dbhandler: image: icinga/icingadb
+    restart: always
+    environment:
+      - ICINGADB_REDIS_HOST=11.1.0.21
+      - ICINGADB_REDIS_PORT=6379
+      - ICINGADB_REDIS_PASSWORD="{{ service_icinga2_icinga2-redis_password }}"
+      - ICINGADB_DATABASE_TYPE=pgsql
+      - ICINGADB_DATABASE_HOST=11.1.0.22
+      - ICINGADB_DATABASE_PORT=5432
+      - ICINGADB_DATABASE_DATABASE=icinga2-db
+      - ICINGADB_DATABASE_USER=icinga2-db
+      - ICINGADB_DATABASE_PASSWORD="{{ service_icinga2_icinga2-db_postgres_password }}"
+    depends_on:
+      - icinga2-redis
+      - icinga2-db
+    networks:
+      icinga2:
+        ipv4_address:11.1.0.20
+    deploy:
+      limits:
+        cpus: '0.10'
+        memory: 256M
+
+  icinga2-redis:
+    image: "redis:alpine"
+    command: "redis-server --save 60 1 --loglevel warning --requirepass {{ service_icinga2_icinga2-redis_password }}"
+    volumes:
+      - ./redis-data:/data
+    networks:
+      icinga2:
+        ipv4_address:11.1.0.21
+    deploy:
+      limits:
+        cpus: '0.10'
+        memory: 128M
+
+  icinga2-db:
+    image: docker.io/library/postgres:16-alpine
+    restart: unless-stopped
+    volumes:
+      - ./postgres-data/icinga2-db:/var/lib/postgresql/data
+    environment:
+      POSTGRES_DB: icinga2-db
+      POSTGRES_USER: icinga2-db
+      POSTGRES_PASSWORD: "{{ service_icinga2_icinga2-db_postgres_password }}"
+    healthcheck:
+      test: ["CMD-SHELL","pg_isready -U $$POSTGRES_USER -d $$POSTGRES_DB"]
+    networks:
+      icinga2:
+        ipv4_address:11.1.0.22
+    deploy:
+      limits:
+        cpus: '0.10'
+        memory: 128M
+
+  icinga2-web-db:
+    image: docker.io/library/postgres:16-alpine
+    restart: unless-stopped
+    volumes:
+      - ./postgres-data/icinga2-web-db:/var/lib/postgresql/data
+    environment:
+      POSTGRES_DB: icinga2-web-db
+      POSTGRES_USER: icinga2-web-db
+      POSTGRES_PASSWORD: "{{ service_icinga2_icinga2-web-db_postgres_password }}"
+    healthcheck:
+      test: ["CMD-SHELL","pg_isready -U $$POSTGRES_USER -d $$POSTGRES_DB"]
+    networks:
+      icinga2:
+        ipv4_address:11.1.0.23
+    deploy:
+      limits:
+        cpus: '0.10'
+        memory: 128M
+
+          #  # Web UI
+          #  icinga2-web:
+          #    network_mode: "service:icinga2-gluetun"
+          #    image: icinga/icingaweb2
+          #    volumes:
+          #      - ./icinga2-web-data:/data
+          #    environment:
+          #      # Incingaweb General Configuration
+          #      - icingaweb.enabledModules=icingadb
+          #      - icingaweb.authentication.icingaweb2.backend=db
+          #      - icingaweb.authentication.icingaweb2.resource=icingaweb_db
+          #      - icingaweb.config.global.config_backend=db
+          #      - icingaweb.config.global.config_resource=icingaweb_db
+          #      - icingaweb.config.logging.log=php
+          #      - icingaweb.groups.icingaweb2.backend=db
+          #      - icingaweb.groups.icingaweb2.resource=icingaweb_db
+          #
+          #      # IncingaDB Redis Database configuration
+          #      - icingaweb.modules.icingadb.config.icingadb.resource=icingadb
+          #      - icingaweb.modules.icingadb.redis.redis1.host=11.1.0.21
+          #      - icingaweb.modules.icingadb.redis.redis1.port=6379
+          #
+          #      # Connection to backend Incinga server API
+          #      - icingaweb.modules.icingadb.commandtransports.icinga2.transport=api
+          #      - icingaweb.modules.icingadb.commandtransports.icinga2.host=127.0.0.1
+          #      - icingaweb.modules.icingadb.commandtransports.icinga2.username=root
+          #      - icingaweb.modules.icingadb.commandtransports.icinga2.password=123456
+          #
+          #      # Incinga Web SQL Database configuration
+          #      - icingaweb.resources.icingaweb_db.type=db
+          #      - icingaweb.resources.icingaweb_db.db=pgsql
+          #      - icingaweb.resources.icingaweb_db.host=11.1.0.23
+          #      - icingaweb.resources.icingaweb_db.dbname=icinga2-web-db
+          #      - icingaweb.resources.icingaweb_db.username=icinga2-web-db
+          #      - icingaweb.resources.icingaweb_db.password="{{ service_icinga2_icinga2-web-db_postgres_password }}"
+          #      - icingaweb.resources.icingaweb_db.charset=utf8mb4
+          #
+          #      # IncingaDB SQL Database configuration
+          #      - icingaweb.resources.icingadb.type=db
+          #      - icingaweb.resources.icingadb.db=pgsql
+          #      - icingaweb.resources.icingadb.host=11.1.0.22
+          #      - icingaweb.resources.icingadb.dbname=icinga2-db
+          #      - icingaweb.resources.icingadb.username=icinga2-db
+          #      - icingaweb.resources.icingadb.password="{{ service_icinga2_icinga2-db_postgres_password }}"
+          #      - icingaweb.resources.icingadb.charset=utf8mb4
+          #
+          #      # Incinga User/Admin Configuration
+          #      - icingaweb.passwords.icingaweb2.icingaadmin="{{ service_icinga2_icingaadmin_password }}"
+          #      - icingaweb.roles.Administrators.users=icingaadmin
+          #      - icingaweb.roles.Administrators.permissions=*
+          #      - icingaweb.roles.Administrators.groups=Administrators
+          #    depends_on:
+          #      - icinga2-master
+          #      - icinga2-web-db
+          #    deploy:
+          #      limits:
+          #        cpus: '0.25'
+          #        memory: 512M
+
+networks:
+  icinga2:
+    driver: bridge
+    driver_opts:
+      com.docker.network.bridge.name: icinga2
+        #      com.docker.network.driver.enable_ip_masquerade: 0
+    ipam:
+      config:
+        - subnet: 11.1.0.0/16
+          #          gateway: 11.5.0.1

services/service_icinga2/servicesecrets.example

@@ -0,0 +1,5 @@
+# Example service secrets for icinga2 docker service, to be encrypted with ansible vault and called servicesecrets.enc
+service_icinga2_incingaadmin_password: ***
+service_icinga2_icinga2-redis_password: ***
+service_icinga2_icinga2-web-db_postgres_password: ***
+service_icinga2_icinga2-db_postgres_password: ***