Merge branch 'role_nftables'

This also sets up tls-termination for mosquitto

_deprecated/netmaker/defauls/netmaker.yml

@@ -0,0 +1,4 @@
+netclient:
+  # Token to join default-network
+  #  leave empty to ignore
+  join_network_token:

_deprecated/netmaker/meta/main.yml

@@ -0,0 +1,3 @@
+---
+  dependencies: []
+    #- role: docker

_deprecated/netmaker/tasks/certs.yml

@@ -0,0 +1,4 @@
+- name: Deploy CA Certificate
+  ansible.builtin.copy:
+    src: secret_files/netmaker_server/ca/ca.crt
+    dest: /etc/ssl/certs/netmaker-ca.pem

_deprecated/netmaker/tasks/install.yml

@@ -0,0 +1,25 @@
+- name: Install Packages
+#  when: docker_file.stat.exists == False
+  package:
+    name:
+      - gpg
+      - gpg-agent
+
+- name: Add netmaker-key
+  apt_key:
+    url: https://apt.netmaker.org/gpg.key
+    state: present
+
+- name: Add netmaker-repository
+  apt_repository:
+    repo: "deb https:apt.netmaker.org stable main"
+    state: present
+    filename: netmaker
+    update_cache: yes
+
+- name: Install wireguard & netclient
+  package:
+    name:
+      - wireguard
+      - netclient
+    state: latest

_deprecated/netmaker/tasks/join-network.yml

@@ -0,0 +1,7 @@
+- name: Join netmaker-network
+  when: "netclient.join_network_token is defined"
+  command: "netclient join -t {{ netclient.join_network_token }}"
+  failed_when: command.rc != 0
+  changed_when: "'starting wireguard' in command.stdout"
+  register: command
+  throttle: 1

_deprecated/netmaker/tasks/main.yml

@@ -0,0 +1,8 @@
+- import_tasks: ./certs.yml
+
+- import_tasks: ./install.yml
+
+- import_tasks: ./join-network.yml
+
+- name: Gather facts to get changes
+  ansible.builtin.gather_facts:

_deprecated/netmaker_server/defaults/credentials.yml

@@ -0,0 +1,5 @@
+netmaker_creds:
+  rqlite_password: 
+  mq_admin_password: 
+
+  master_key: 

_deprecated/netmaker_server/defaults/main.yml

@@ -0,0 +1,28 @@
+# Overwrite for specific nodes to force dynamic-ip (disable setting public-ip and forces external lookup for public-ip)
+#  When false, will check itself for dynamic-ip (based on private-ip)
+netmaker_dynamicIp: false
+
+netmaker_nginx:
+  # Listen-port
+  tls_port:       51820
+  # Advertise-Port for services
+  #  (must also be reachable by internal services!)
+  advertise_port: 51820
+
+# This is the base-domain used for generating hostnames for services
+netmaker_base_domain: 
+
+# host + base_domain
+netmaker_api:
+  host: netmaker-api
+netmaker_ui:
+  host: netmaker-ui
+# MQTT-broker
+netmaker_broker:
+  tls_host:     netmaker-broker
+
+# host + node_hostname
+netmaker_rqlite:
+  http_host:    netmaker-rqlite-http
+  cluster_host: netmaker-rqlite-cluster
+    

_deprecated/netmaker_server/docs/architecture.puml

@@ -0,0 +1,37 @@
+@startuml
+
+interface ng_TLS
+
+component netmaker_server {
+  component nginx {
+    component ng_stream
+    component ng_http
+
+    ng_stream -up- ng_TLS 
+
+    ng_stream -right-> ng_http : tls-termination
+  }
+
+  component nm_ui
+  nm_ui -up- nm_ui_http
+  ng_http -down-( nm_ui_http
+
+  component Mosquitto
+  Mosquitto -up- mq_plain
+  Mosquitto -up- mq_tls
+  ng_stream -down-( mq_tls
+
+  component rqlite
+  rqlite -up- rq_http
+  rqlite -up- rq_cluster
+  ng_stream -down-( rq_cluster
+  ng_http -down-( rq_http
+
+  component nm_api
+  nm_api -down- nm_api_http
+  ng_http --( nm_api_http
+  nm_api .up.( ng_TLS : db-connection to rqlite-master
+  nm_api --( mq_plain
+}
+
+@enduml

_deprecated/netmaker_server/files/opt/netmaker_server/mosquitto/config/mosquitto.conf

@@ -0,0 +1,12 @@
+per_listener_settings false
+
+listener 8883
+protocol websockets
+allow_anonymous false
+
+listener 1883
+protocol websockets
+allow_anonymous false
+
+plugin /usr/lib/mosquitto_dynamic_security.so
+plugin_opt_config_file /mosquitto/data/dynamic-security.json

_deprecated/netmaker_server/files/opt/netmaker_server/mosquitto/config/wait.sh

@@ -0,0 +1,23 @@
+#!/bin/ash
+
+wait_for_netmaker() {
+  echo "SERVER: ${NETMAKER_SERVER_HOST}"
+  until curl --output /dev/null --silent --fail --head \
+    --location "${NETMAKER_SERVER_HOST}/api/server/health"; do
+    echo "Waiting for netmaker server to startup"
+    sleep 1
+  done
+}
+
+main(){
+ # wait for netmaker to startup
+ apk add curl
+ wait_for_netmaker
+ echo "Starting MQ..."
+ # Run the main container command.
+ /docker-entrypoint.sh
+ /usr/sbin/mosquitto -c /mosquitto/config/mosquitto.conf
+
+}
+
+main "${@}"

_deprecated/netmaker_server/files/opt/netmaker_server/nginx/nginx.conf

@@ -0,0 +1,33 @@
+
+user  nginx;
+worker_processes  auto;
+
+error_log  /var/log/nginx/error.log notice;
+pid        /var/run/nginx.pid;
+
+
+events {
+    worker_connections  1024;
+}
+
+
+http {
+    include       /etc/nginx/mime.types;
+    default_type  application/octet-stream;
+
+    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
+                      '$status $body_bytes_sent "$http_referer" '
+                      '"$http_user_agent" "$http_x_forwarded_for"';
+
+    access_log  /var/log/nginx/access.log  main;
+
+    sendfile        on;
+    #tcp_nopush     on;
+
+    keepalive_timeout  65;
+
+    #gzip  on;
+
+    include /etc/nginx/conf.d/*.conf;
+}
+include /etc/nginx/stream.d/*.conf;

_deprecated/netmaker_server/meta/main.yml

@@ -0,0 +1,3 @@
+---
+#  dependencies:
+#    - role: docker

_deprecated/netmaker_server/tasks/certs.yml

@@ -0,0 +1,40 @@
+- name: Generate PrivateKey
+  community.crypto.openssl_privatekey:
+    path: /opt/netmaker_server/certs/node.key
+    owner: 1883   #  Set owner to mosquitto-user (all other containers seem to run as root)
+
+- name: Generate Certificate-Signing-Request from privateKey
+  community.crypto.openssl_csr:
+    path: /opt/netmaker_server/certs/node.csr
+    privatekey_path: /opt/netmaker_server/certs/node.key
+    common_name: "{{ ansible_facts.nodename }}"
+    subject_alt_name: 
+     "DNS:{{ netmaker_rqlite.http_host }}.{{ ansible_facts.nodename }},\
+      DNS:{{ netmaker_rqlite.cluster_host }}.{{ ansible_facts.nodename }},\
+      DNS:{{ netmaker_broker.tls_host }}.{{ netmaker_base_domain }},\
+      DNS:{{ netmaker_api.host }}.{{ netmaker_base_domain }},\
+      DNS:{{ netmaker_ui.host }}.{{ netmaker_base_domain }}"
+
+- name: Fetch CSR
+  ansible.builtin.fetch:
+    src: /opt/netmaker_server/certs/node.csr
+    dest: tmp_files/
+
+- name: Sign CSR locally with CA
+  local_action: community.crypto.x509_certificate
+  args:
+    path: tmp_files/{{ inventory_hostname }}/opt/netmaker_server/certs/node.crt
+    csr_path: tmp_files/{{ inventory_hostname }}/opt/netmaker_server/certs/node.csr
+    ownca_path: secret_files/netmaker_server/ca/ca.crt
+    ownca_privatekey_path: secret_files/netmaker_server/ca/ca.key
+    provider: ownca
+  
+- name: Copy Signed Certificate
+  ansible.builtin.copy:
+    src: tmp_files/{{ inventory_hostname }}/opt/netmaker_server/certs/node.crt
+    dest: /opt/netmaker_server/certs/node.crt
+
+- name: Copy CA Certificate
+  ansible.builtin.copy:
+    src: secret_files/netmaker_server/ca/ca.crt
+    dest: /opt/netmaker_server/certs/ca.crt

_deprecated/netmaker_server/tasks/main.yml

@@ -0,0 +1,20 @@
+- import_tasks: ./prerequisites.yml
+
+- name: Copy folder-structure
+  ansible.builtin.copy:
+    src: opt/netmaker_server
+    dest: /opt/
+    mode: preserve
+
+- name: Deploy compose file
+  ansible.builtin.template:
+    src: docker-compose.yml.template
+    dest: /opt/netmaker_server/docker-compose.yml
+
+- import_tasks: ./certs.yml
+
+- import_tasks: ./nginx.yml
+
+- import_tasks: ./rqlite.yml
+
+- import_tasks: ./netmaker.yml

_deprecated/netmaker_server/tasks/netmaker.yml

@@ -0,0 +1,57 @@
+- name: Start rest of netmaker-services
+  command: "docker-compose --project-directory /opt/netmaker_server/ up -d"
+  register: command
+  failed_when: command.rc != 0
+
+- name: Wait for netmaker-api to become available
+  uri:
+    url: 'https://{{ netmaker_api.host }}.{{ netmaker_base_domain }}:{{ netmaker_nginx.advertise_port }}'
+    return_content: yes
+    validate_certs: no
+    status_code:
+      - 404
+  until: uri_output.status == 404
+  retries: 24 # Retries for 24 * 5 seconds = 120 seconds = 2 minutes
+  delay: 5 # Every 5 seconds
+  register: uri_output
+
+# todo: check if exists?
+
+- name: Create default mesh-network 'server'
+  uri:
+    validate_certs: no
+    url: 'https://{{ netmaker_api.host }}.{{ netmaker_base_domain }}:{{ netmaker_nginx.advertise_port }}/api/networks'
+    method: POST
+    body:
+      netid: servnet
+      addressrange: 10.92.0.0/24
+      addressrange6: fd92::/64
+    body_format: json
+    headers:
+      Authorization: 'Bearer {{ netmaker_creds.master_key }}'
+      Content-Type: application/json
+  when: "inventory_hostname == groups['netmaker_server'][0]"
+  register: default_mesh
+  until: "default_mesh is not failed"
+  retries: 2
+  delay: 10
+
+# todo: check if exists?
+
+- name: Create token for default-network
+  uri:
+    validate_certs: no
+    url: 'https://{{ netmaker_api.host }}.{{ netmaker_base_domain }}:{{ netmaker_nginx.advertise_port }}/api/networks/servnet/keys' # todo: do implementation
+    method: POST
+    body:
+      name: ""
+      uses: 0
+    body_format: json
+    headers:
+      Authorization: 'Bearer {{ netmaker_creds.master_key }}'
+      Content-Type: application/json
+  when: "inventory_hostname == groups['netmaker_server'][0]"
+  register: default_mesh_key
+  until: "default_mesh_key is not failed"
+  retries: 2
+  delay: 10

_deprecated/netmaker_server/tasks/nginx.yml

@@ -0,0 +1,18 @@
+- name: Deploy nginx configs
+  template:
+    src: "{{item.src}}"
+    dest: "{{item.dst}}"
+  loop:
+    - { src: 'nginx/proxy.conf.template',       dst: '/opt/netmaker_server/nginx/conf/conf.d/proxy.conf' }
+    - { src: 'nginx/passthrough.conf.template', dst: '/opt/netmaker_server/nginx/conf/stream.d/passthrough.conf' }
+
+- name: Start nginx service
+  command: "docker-compose --project-directory /opt/netmaker_server/ up -d nginx"
+  register: command
+  failed_when: command.rc != 0
+
+- name: Waiting for nginx to accept connections
+  ansible.builtin.wait_for:
+    host: "{{ inventory_hostname }}"
+    port: 51820
+    state: started

_deprecated/netmaker_server/tasks/prerequisites.yml

@@ -0,0 +1,9 @@
+- name: Install wireguard
+  package:
+    name:
+      - wireguard
+    state: latest
+
+- name: Check if default-ipv4-address is private
+  set_fact:
+    private_ipv4_address: "{{ ansible_facts.default_ipv4.address | regex_search('^((10)|(192\\.168)|(172\\.((1[6-9])|(2[0-9])|(3[0-1])))|(100))\\.') }}"

_deprecated/netmaker_server/tasks/rqlite.yml

@@ -0,0 +1,42 @@
+- name: Deploy rqlite config
+  ansible.builtin.template:
+    src: rqlite-config.json.template
+    dest: /opt/netmaker_server/rqlite/config.json
+
+- name: Start rqlite service for 1st-node
+  command: "docker-compose --project-directory /opt/netmaker_server/ up -d rqlite"
+  register: command
+  failed_when: command.rc != 0
+  when: "inventory_hostname == groups['netmaker_server'][0]"
+
+- name: Waiting for rqlite to accept connections on 1st-node
+  uri:
+    url: 'https://{{ netmaker_rqlite.http_host }}.{{ inventory_hostname }}:{{ netmaker_nginx.advertise_port }}/status'
+    return_content: yes
+    validate_certs: no
+    status_code:
+      - 401
+  until: uri_output.status == 401
+  retries: 24 # Retries for 24 * 5 seconds = 120 seconds = 2 minutes
+  delay: 5 # Every 5 seconds
+  register: uri_output
+  when: "inventory_hostname == groups['netmaker_server'][0]"
+
+- name: Start rqlite service for other nodes
+  command: "docker-compose --project-directory /opt/netmaker_server/ up -d rqlite"
+  register: command
+  failed_when: command.rc != 0
+  when: "inventory_hostname != groups['netmaker_server'][0]"
+
+- name: Waiting for rqlite to accept connections on other nodes
+  uri:
+    url: 'https://{{ netmaker_rqlite.http_host }}.{{ inventory_hostname }}:{{ netmaker_nginx.advertise_port }}/status'
+    return_content: yes
+    validate_certs: no
+    status_code:
+      - 401
+  until: uri_output.status == 401
+  retries: 24 # Retries for 24 * 5 seconds = 120 seconds = 2 minutes
+  delay: 5 # Every 5 seconds
+  register: uri_output
+  when: "inventory_hostname != groups['netmaker_server'][0]"

_deprecated/netmaker_server/templates/docker-compose.yml.template

@@ -0,0 +1,127 @@
+version: "3.4"
+
+services:
+  nginx:
+    image: nginx
+    restart: unless-stopped
+    volumes:
+      - ./nginx/nginx.conf:/etc/nginx/nginx.conf:ro # Override nginx-config to add stream-import
+      - ./nginx/conf/conf.d/:/etc/nginx/conf.d:ro  # conf.d
+      - ./nginx/conf/stream.d/:/etc/nginx/stream.d:ro  # conf.d
+      - ./certs:/certs:ro # SSL-certificates
+    ports:
+      - {{ netmaker_nginx.tls_port }}:443
+
+  rqlite: # Distributed sqlite-db
+    image: rqlite/rqlite
+    restart: unless-stopped
+    hostname: "{{ ansible_facts.nodename }}"
+    volumes:
+      - "./rqlite/data:/rqlite/file"
+      - "./rqlite/config.json:/config.json:ro"
+      - "./certs:/certs:ro"
+      - ./certs/ca.crt:/etc/ssl/certs/netmaker-ca.pem:ro  # Add CA to system-trust-store
+    command: "
+    -http-adv-addr {{  netmaker_rqlite.http_host }}.{{ ansible_facts.nodename }}:{{ netmaker_nginx.advertise_port }}
+    -raft-addr     [::]:4002
+    -raft-adv-addr {{  netmaker_rqlite.cluster_host }}.{{ ansible_facts.nodename }}:{{ netmaker_nginx.advertise_port }}
+
+    -node-encrypt
+    -node-cert    /certs/node.crt
+    -node-key     /certs/node.key
+    -node-no-verify
+
+    -auth         /config.json
+
+{% if inventory_hostname != groups['netmaker_server'][0] %}
+    -join-as  netmaker
+    -join     https://{{  netmaker_rqlite.http_host }}.{{ groups['netmaker_server'][0] }}:{{ netmaker_nginx.advertise_port }}
+{% endif %}
+    "
+    # FIXME: /\ \/ Change http -> https
+
+  netmaker: # The Primary Server for running Netmaker
+    image: gravitl/netmaker:v0.17.1
+    depends_on:
+      - rqlite
+    cap_add: 
+      - NET_ADMIN
+      - NET_RAW
+      - SYS_MODULE
+    sysctls:
+      - net.ipv4.ip_forward=1
+      - net.ipv4.conf.all.src_valid_mark=1
+      - net.ipv6.conf.all.disable_ipv6=0
+      - net.ipv6.conf.all.forwarding=1
+    restart: unless-stopped
+    volumes: # Volume mounts necessary for sql, coredns, and mqtt
+      - ./dnsconfig/:/root/config/dnsconfig
+      - ./mosquitto/data/:/etc/netmaker/
+      - ./certs/ca.crt:/etc/ssl/certs/netmaker-ca.pem:ro  # Add CA to system-trust-store
+    hostname: "{{ ansible_facts.nodename }}"
+    environment: # Necessary capabilities to set iptables when running in container
+      NODE_ID: "{{ ansible_facts.nodename }}"
+      MASTER_KEY: "{{ netmaker_creds.master_key }}" # The admin master key for accessing the API. Change this in any production installation.
+
+{% if not private_ipv4_address and not netmaker_dynamicIp %}
+      SERVER_HOST: "{{ ansible_facts.default_ipv4.address }}" # Set to public IP of machine.
+{% endif %}
+      SERVER_NAME: "{{  netmaker_broker.tls_host }}.{{ netmaker_base_domain }}" # The domain/host IP indicating the mq broker address
+      SERVER_HTTP_HOST: "{{  netmaker_api.host }}.{{ netmaker_base_domain }}" # Overrides SERVER_HOST if set. Useful for making HTTP available via different interfaces/networks.
+      SERVER_API_CONN_STRING: "{{  netmaker_api.host }}.{{ netmaker_base_domain }}:{{ netmaker_nginx.advertise_port }}"
+
+      DISABLE_REMOTE_IP_CHECK: "off" # If turned "on", Server will not set Host based on remote IP check. This is already overridden if SERVER_HOST is set. Turned "off" by default.
+      DNS_MODE: "off" # Enables DNS Mode, meaning all nodes will set hosts file for private dns settings.
+
+      API_PORT: "8081" # The HTTP API port for Netmaker. Used for API calls / communication from front end. If changed, need to change port of BACKEND_URL for netmaker-ui.
+      REST_BACKEND: "on" # Enables the REST backend (API running on API_PORT at SERVER_HTTP_HOST). Change to "off" to turn off.
+      RCE: "off" # Enables setting PostUp and PostDown (arbitrary commands) on nodes from the server. Off by default.
+      CORS_ALLOWED_ORIGIN: "*" # The "allowed origin" for API requests. Change to restrict where API requests can come from.
+      DISPLAY_KEYS: "on" # Show keys permanently in UI (until deleted) as opposed to 1-time display.
+      
+      DATABASE: "rqlite"
+      SQL_CONN: "https://netmaker:{{ netmaker_creds.rqlite_password }}@{{ netmaker_rqlite.http_host }}.{{ ansible_facts.nodename }}:{{ netmaker_nginx.advertise_port }}/"
+
+      MQ_HOST: "mosquitto"    # the address of the mq server. If running from docker compose it will be "mq". Otherwise, need to input address. If using "host networking", it will find and detect the IP of the mq container.
+      MQ_SERVER_PORT: "1883"  # the reachable port of MQ by the server - change if internal MQ port changes (or use external port if MQ is not on the same machine)
+      MQ_PORT: "{{ netmaker_nginx.advertise_port }}" # the reachable port of MQ - change if external MQ port changes (port on proxy, not necessarily the one exposed in docker-compose)
+      MQ_ADMIN_PASSWORD: "{{ netmaker_creds.mq_admin_password }}"
+      
+      HOST_NETWORK: "off" # whether or not host networking is turned on. Only turn on if configured for host networking (see docker-compose.hostnetwork.yml). Will set host-level settings like iptables.
+      PORT_FORWARD_SERVICES: "" # decide which services to port forward ("dns","ssh", or "mq")
+
+      # this section is for OAuth
+      AUTH_PROVIDER: ""   # "<azure-ad|github|google|oidc>"
+      CLIENT_ID: ""       # "<client id of your oauth provider>"
+      CLIENT_SECRET: ""   # "<client secret of your oauth provider>"
+      FRONTEND_URL: ""    # "https://dashboard.<netmaker base domain>"
+      AZURE_TENANT: ""    # "<only for azure, you may optionally specify the tenant for the OAuth>"
+      OIDC_ISSUER: ""     # https://oidc.yourprovider.com - URL of oidc provider
+      
+      VERBOSITY: "1" # logging verbosity level - 1, 2, or 3
+      TELEMETRY: "off" # Whether or not to send telemetry data to help improve Netmaker. Switch to "off" to opt out of sending telemetry.
+    ports:
+      - "51821-51830:51821-51830/udp" # wireguard ports
+
+  netmaker-ui:  # The Netmaker UI Component
+    image: gravitl/netmaker-ui:v0.17.1
+    depends_on:
+      - netmaker
+    links:
+      - "netmaker:api"
+    restart: unless-stopped
+    environment:
+      BACKEND_URL: "https://{{ netmaker_api.host }}.{{ netmaker_base_domain }}:{{ netmaker_nginx.advertise_port }}" # URL where UI will send API requests. Change based on SERVER_HOST, SERVER_HTTP_HOST, and API_PORT
+
+  mosquitto: # the MQTT broker for netmaker
+    image: eclipse-mosquitto:2.0.11-openssl
+    restart: unless-stopped
+    volumes:
+      - ./mosquitto/config:/mosquitto/config
+      - ./mosquitto/data:/mosquitto/data
+      - ./mosquitto/logs:/mosquitto/log
+    depends_on:
+      - netmaker
+    command: ["/mosquitto/config/wait.sh"]
+    environment:
+      NETMAKER_SERVER_HOST: "http://netmaker:8081"

_deprecated/netmaker_server/templates/nginx/passthrough.conf.template

@@ -0,0 +1,25 @@
+stream{
+    # Map target-hosts based on hostname
+    map $ssl_preread_server_name $target_host {
+        hostnames;  # Enable matching including prefix/suffix-mask
+
+        {{ netmaker_ui.host }}.{{ netmaker_base_domain }}   127.0.0.1:8443;
+        {{ netmaker_api.host }}.{{ netmaker_base_domain }}  127.0.0.1:8443;
+
+        {{ netmaker_broker.tls_host }}.{{ netmaker_base_domain }}   127.0.0.1:8443;
+
+        {{ netmaker_rqlite.http_host }}.{{ ansible_facts.nodename }}    127.0.0.1:8443;
+        {{ netmaker_rqlite.cluster_host }}.{{ ansible_facts.nodename }}   rqlite:4002;
+
+        default         127.0.0.1:1;
+    }
+
+    server {
+        resolver 127.0.0.11; # Explicitly set docker-resolver
+        
+        listen      443;
+        ssl_preread on;
+
+        proxy_pass  $target_host;
+    }
+}

_deprecated/netmaker_server/templates/nginx/proxy.conf.template

@@ -0,0 +1,29 @@
+map $host    $proxy_name {
+    hostnames;
+    
+    {{ netmaker_ui.host }}.{{ netmaker_base_domain }}               netmaker-ui:80;
+    {{ netmaker_api.host }}.{{ netmaker_base_domain }}              netmaker:8081;
+
+    {{ netmaker_broker.tls_host }}.{{ netmaker_base_domain }}       mosquitto:8883;
+
+    {{ netmaker_rqlite.http_host }}.{{ ansible_facts.nodename }}    rqlite:4001;
+
+    default         444;
+}
+
+server {
+    resolver 127.0.0.11; # Explicitly set docker-resolver
+
+    listen 8443 ssl;
+
+    ssl_certificate /certs/node.crt;
+    ssl_certificate_key /certs/node.key;
+
+    if ($proxy_name = 444){
+        return 444;
+    }
+
+    location / {
+        proxy_pass http://$proxy_name;
+    }
+}

_deprecated/netmaker_server/templates/rqlite-config.json.template

@@ -0,0 +1,5 @@
+[{
+    "username": "netmaker",
+    "password": "{{ netmaker_creds.rqlite_password }}",
+    "perms": ["all"]
+}]

common/defaults/main.yml

@@ -0,0 +1 @@
+ipv6_stable_secret: 1111:2222:3333:4444:5555:6666:7777:8888

common/tasks/main.yml

@@ -5,3 +5,5 @@
 - import_tasks: ./packages.yml
 
 - import_tasks: ./aliases.yml
+
+- import_tasks: ./networking.yml

common/tasks/networking.yml

@@ -0,0 +1,22 @@
+- name: Set sysctl settings for ip-forwarding
+  copy:
+      dest: "/etc/sysctl.d/ip-forwarding.conf"
+      content: |
+          net.ipv4.ip_forward           = 1
+          net.ipv6.conf.all.forwarding  = 1
+  notify: reload_sysctl
+
+- name: Set sysctl settings for ipv6-address-generation
+  copy:
+      dest: "/etc/sysctl.d/ipv6-slaac-address-generation.conf"
+      content: |
+          net.ipv6.conf.default.addr_gen_mode = 2
+          net.ipv6.conf.default.stable_secret = {{ ipv6_stable_secret }}
+  notify: reload_sysctl
+
+- name: Set sysctl settings to override ipv6-slaac with enabled forwarding
+  copy:
+      dest: "/etc/sysctl.d/ipv6-slaac-override.conf"
+      content: |
+          net.ipv6.conf.all.accept_ra = 2
+  notify: reload_sysctl

kubernetes/defaults/main.yml

@@ -0,0 +1,41 @@
+---
+kubernetes:
+  ipPool:
+    ipv4:
+      # Minimum: /24
+      cluster_cidr: 10.42.0.0/16
+      service_cidr: 10.43.0.0/16
+    ipv6:
+      # Minimum: /120
+      cluster_cidr: fd42::/56
+      service_cidr: fd43::/112
+
+    # Interface to grab node-IPv4/v6 from
+    nodeIp_interface: <interface to grab nodeIp from>
+
+  control_plane:
+    dns_name: <control-plane dns-reachable-name>
+
+  token: <shared token for nodes to join>
+
+  network:
+    # One of [flannel, calico]
+    plugin: calico
+
+    # Helper for networking
+    helper:
+      # https://github.com/Ruakij/RoutingTableToWg
+      #  Translates received-routes from e.g. BGP to wireguard-allowedips
+      #  Helpful, when nodeIp_interface is a wireguard-interface
+      routingtabletowg: false
+
+  # One of [traefik-ingress]
+  ingress_controller: traefik-ingress
+
+  config_extra:
+    # etcd-tuning
+    #  heartbeat: 0.5-1.5x of rtt
+    #  election:  10x- of heartbeat
+    etcd-arg:
+      heartbeat-interval: 500
+      election-timeout: 5000

kubernetes/docs/architecture.puml

@@ -0,0 +1,33 @@
+@startuml
+
+rectangle "Control-Plane" as control_plane {
+    rectangle "Node" as sn1 {
+        component "netclient" as sn1_netclient
+
+        component etcd as sn1_etcd
+        component "k3s-server" as sn1_k3s_server
+        sn1_k3s_server - sn1_etcd
+    }
+
+    rectangle "Node" as sn2 {
+        component "netclient" as sn2_netclient
+
+        component etcd as sn2_etcd
+        component "k3s-server" as sn2_k3s_server
+        sn2_k3s_server - sn2_etcd
+    }
+
+    sn1_netclient -- sn2_netclient
+    sn1_etcd -- sn2_etcd
+}
+
+rectangle "Workers" {
+    rectangle "Node" as an1 {
+        component "netclient" as an1_netclient
+
+        component "k3s-agent" as sn1_k3s_agent
+    }
+}
+
+
+@enduml

kubernetes/files/containerd_config.toml

@@ -0,0 +1,35 @@
+#   Copyright 2018-2022 Docker Inc.
+
+#   Licensed under the Apache License, Version 2.0 (the "License");
+#   you may not use this file except in compliance with the License.
+#   You may obtain a copy of the License at
+
+#       http://www.apache.org/licenses/LICENSE-2.0
+
+#   Unless required by applicable law or agreed to in writing, software
+#   distributed under the License is distributed on an "AS IS" BASIS,
+#   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#   See the License for the specific language governing permissions and
+#   limitations under the License.
+
+disabled_plugins = []
+
+#root = "/var/lib/containerd"
+#state = "/run/containerd"
+#subreaper = true
+#oom_score = 0
+
+#[grpc]
+#  address = "/run/containerd/containerd.sock"
+#  uid = 0
+#  gid = 0
+
+#[debug]
+#  address = "/run/containerd/debug.sock"
+#  uid = 0
+#  gid = 0
+#  level = "info"
+
+[plugins."io.containerd.grpc.v1.cri".containerd.runtimes.runc]
+  [plugins."io.containerd.grpc.v1.cri".containerd.runtimes.runc.options]
+    SystemdCgroup = true

kubernetes/handlers/main.yml

@@ -0,0 +1,19 @@
+- name: reload_sysctl
+  command: sysctl --system
+
+- name: restart_containerd
+  ansible.builtin.service:
+    name: containerd
+    state: restarted
+
+- name: reload_networking
+  service:
+    name: networking
+    state: restarted
+  async: 5
+  poll: 0
+  notify: wait_for_connection
+
+- name: wait_for_connection
+  wait_for_connection:
+    delay: 5

kubernetes/meta/main.yml

@@ -0,0 +1,3 @@
+---
+  dependencies:
+    - role: docker

kubernetes/tasks/install.yml

@@ -0,0 +1,30 @@
+- name: Create k3s-folder
+  ansible.builtin.file:
+    path: /etc/rancher/k3s/
+    state: directory
+    mode: '0755'
+
+- name: Deploy k3s config
+  ansible.builtin.template:
+    src: k3s/{{ type }}/config.yaml.jinja2
+    dest: /etc/rancher/k3s/config.yaml
+  register: config
+
+- name: Download install-script
+  get_url:
+    url: https://get.k3s.io
+    dest: /root/k3s_install.sh
+    mode:  '744'
+# todo: update when file changed?
+
+- import_tasks: ./install/server/setup_network.yml
+  when: "type == 'server'"
+
+- import_tasks: ./install/server/install_helm.yml
+  when: "type == 'server'"
+
+- import_tasks: ./install/server/install_k3s.yml
+  when: "type == 'server'"
+
+- import_tasks: ./install/agent/install_k3s.yml
+  when: "type == 'agent'"

kubernetes/tasks/install/agent/install_k3s.yml

@@ -0,0 +1,12 @@
+- name: Install K3s agent
+  command: /root/k3s_install.sh {{ type }}
+  register: command
+  changed_when: "'No change detected' not in command.stdout"
+  until: "command is not failed"
+  retries: 2
+  delay: 10
+
+- name: Make sure service is started / restarted on config change
+  service:
+    name: k3s-agent
+    state: "{{ 'restarted' if not command.changed and config.changed else 'started' }}"

kubernetes/tasks/install/server/install_helm.yml

@@ -0,0 +1,17 @@
+- name: Add Balto key
+  apt_key:
+      url: https://baltocdn.com/helm/signing.asc
+      state: present
+
+- name: Add Balto Repository
+  apt_repository:
+      repo: "deb https://baltocdn.com/helm/stable/debian/ all main"
+      state: present
+      filename: kubernetes
+      update_cache: yes
+
+- name: Install helm
+  package:
+      name:
+          - helm
+      state: latest

kubernetes/tasks/install/server/install_k3s.yml

@@ -0,0 +1,55 @@
+- name: Install K3s-server for 1st-node
+  command: /root/k3s_install.sh {{ type }}
+  when: "inventory_hostname == groups['kubernetes'][0]"
+  register: command
+  changed_when: "'No change detected' not in command.stdout"
+
+- name: Make sure service is started / restarted on config change
+  service:
+    name: k3s
+    state: "{{ 'restarted' if not command.changed and config.changed else 'started' }}"
+  when: "inventory_hostname == groups['kubernetes'][0]"
+
+- name: Waiting for K3s-server to accept connections
+  ansible.builtin.wait_for:
+    host: "{{ inventory_hostname }}"
+    port: 6443
+    state: started
+  when: "inventory_hostname == groups['kubernetes'][0]"
+
+- name: Install K3s-server for other nodes
+  command: /root/k3s_install.sh {{ type }}
+  when: "inventory_hostname != groups['kubernetes'][0]"
+  register: command
+  changed_when: "'No change detected' not in command.stdout"
+  until: "command is not failed"
+  retries: 2
+  delay: 10
+
+- name: Make sure service is started / restarted on config change
+  service:
+    name: k3s
+    state: "{{ 'restarted' if not command.changed and config.changed else 'started' }}"
+  when: "inventory_hostname != groups['kubernetes'][0]"
+
+- name: Waiting for K3s-server to accept connections on other nodes
+  ansible.builtin.wait_for:
+    host: "{{ inventory_hostname }}"
+    port: 6443
+    state: started
+  when: "inventory_hostname != groups['kubernetes'][0]"
+
+#- name: Add Kubernetes environment-vars to /etc/profile.d/
+#  blockinfile:
+#    path: /etc/profile.d/k3s-bin.sh
+#    marker: "# {mark} ANSIBLE MANAGED BLOCK | k3s"
+#    block: |
+#      export KUBECONFIG="/etc/rancher/k3s/k3s.yaml"
+#    create: true
+
+- name: Deploy calico
+  import_tasks: ./roles/kubernetes/tasks/install/server/network-plugin/deploy_calico.yml
+  when: "kubernetes.network.plugin == 'calico'"
+
+- name: Deploy network-helpers
+  import_tasks: ./roles/kubernetes/tasks/install/server/network-plugin/deploy_network_helper.yml

kubernetes/tasks/install/server/network-plugin/deploy_calico.yml

@@ -0,0 +1,19 @@
+- name: Deploy calico operator
+  command: kubectl create -f https://raw.githubusercontent.com/projectcalico/calico/v3.25.0/manifests/tigera-operator.yaml
+  register: command
+  changed_when: "'created' in command.stdout"
+  run_once: true
+  failed_when:
+  - "command.rc == 1 and 'AlreadyExists' not in command.stderr"
+
+- name: Deploy calico ressource template
+  ansible.builtin.template:
+    src: ./k3s/server/network-plugin/calico/custom-ressource.yml.jinja2
+    dest: /root/calico-ressource.yml
+  run_once: true
+
+- name: Deploy calico ressource
+  command: kubectl apply -f /root/calico-ressource.yml
+  register: command
+  changed_when: "'created' in command.stdout"
+  run_once: true

kubernetes/tasks/install/server/network-plugin/deploy_network_helper.yml

@@ -0,0 +1,7 @@
+- name: Deploy service-file for routing-table to wireguard-translation
+  ansible.builtin.template:
+    src: ./k3s/server/network-plugin/calico/routingtabletowg.yml.jinja2
+    dest: /var/lib/rancher/k3s/server/manifests/routingtabletowg.yml
+    mode: u=rw,g=r,o=r
+  run_once: true
+  when: "kubernetes.network.helper.routingtabletowg"

kubernetes/tasks/install/server/setup_network.yml

@@ -0,0 +1,6 @@
+- name: Set control-plane-dns-endpoint towards local-ip
+  blockinfile:
+      path: /etc/hosts
+      marker: "# {mark} ANSIBLE MANAGED BLOCK | k3s"
+      block: |
+        {{ nodeip_ipv4 }} {{ kubernetes.control_plane.dns_name }}

kubernetes/tasks/main.yml

@@ -0,0 +1,4 @@
+- import_tasks: ./prerequisites.yml
+
+- import_tasks: ./install.yml
+

kubernetes/tasks/prerequisites.yml

@@ -0,0 +1,42 @@
+#- name: Load br_netfilter kernel-module
+#  modprobe:
+#      name: br_netfilter
+#      state: present
+
+- name: Set sysctl settings for iptables bridged traffic
+  copy:
+    dest: "/etc/sysctl.d/kubernetes.conf"
+    content: |
+        net.bridge.bridge-nf-call-ip6tables = 1
+        net.bridge.bridge-nf-call-iptables = 1
+
+        net.ipv4.conf.all.forwarding=1
+        net.ipv6.conf.all.forwarding=1
+  notify: reload_sysctl
+
+#- name: Disable swap
+#  command: swapoff -a
+
+- name: Install required packages
+  package:
+      name:
+          #- containerd
+          #- iptables
+          # For Longhorn:
+          - nfs-common
+          - open-iscsi
+      state: latest
+
+-  import_tasks: ./prerequisites/containerd.yml
+
+- name: Gather interface-name
+  set_fact:
+    interface: "{{ kubernetes.ipPool.nodeIp_interface | replace('-', '_') }}"
+
+- name: Getting nodeIp-data from interface
+  set_fact:
+    nodeip_ipv4: "{{ ansible_facts[ interface ].ipv4.address }}"
+    nodeip_ipv6: "{{ ansible_facts[ interface ].ipv6[0].address if ansible_facts[ interface ].ipv6 is defined }}"
+
+- name: Run handlers to reload configurations
+  meta: flush_handlers

kubernetes/tasks/prerequisites/containerd.yml

@@ -0,0 +1,24 @@
+- name: Check if containerd-service exists & is started
+  service:
+    name: containerd
+    state: started
+  ignore_errors: true
+  register: containerd_status
+  
+- name: Install containerd when not exists
+  package:
+    name:
+      - containerd
+  when: containerd_status is failed
+
+- name: Create containerd config-folder
+  file:
+    path: /etc/containerd
+    state: directory
+
+- name: Deploy containerd-config
+  ansible.builtin.copy:
+    src: containerd_config.toml
+    dest: /etc/containerd/config.toml
+    mode: u=rw,g=r,o=r
+  notify: restart_containerd

kubernetes/templates/k3s/agent/config.yaml.jinja2

@@ -0,0 +1,18 @@
+server: https://{{ hostvars[groups['kubernetes'][0]]['nodeip_ipv4'] }}:6443
+token: '{{ kubernetes.token }}'
+
+{% if nodeip_ipv6 != "" and kubernetes.ipPool.ipv6 is defined %}
+node-ip: {{ nodeip_ipv4 }},{{ nodeip_ipv6 }} 
+{% else %}
+node-ip: {{ nodeip_ipv4 }}
+{% endif %}
+
+## Label
+# Region & DC
+node-label:
+{% if region is defined %}
+  - topology.kubernetes.io/region={{ region }}
+{% endif %}
+{% if zone is defined %}
+  - topology.kubernetes.io/zone={{ zone }}
+{% endif %}

kubernetes/templates/k3s/server/config.yaml.jinja2

@@ -0,0 +1,49 @@
+## Base ##
+{% if inventory_hostname == groups['kubernetes'][0] %}
+# Initialize with internal etcd
+cluster-init: true
+{% else %}
+server: https://{{ hostvars[groups['kubernetes'][0]]['nodeip_ipv4'] }}:6443
+{% endif %}
+
+token: '{{ kubernetes.token }}'
+tls-san:
+  - {{ kubernetes.control_plane.dns_name }}
+
+# Networking
+{% if nodeip_ipv6 != "" and kubernetes.ipPool.ipv6 is defined %}
+node-ip: {{ nodeip_ipv4 }},{{ nodeip_ipv6 }}
+cluster-cidr: {{ kubernetes.ipPool.ipv4.cluster_cidr }},{{ kubernetes.ipPool.ipv6.cluster_cidr }}
+service-cidr: {{ kubernetes.ipPool.ipv4.service_cidr }},{{ kubernetes.ipPool.ipv6.service_cidr }}  
+{% else %}
+node-ip: {{ nodeip_ipv4 }}
+cluster-cidr: {{ kubernetes.ipPool.ipv4.cluster_cidr }}
+service-cidr: {{ kubernetes.ipPool.ipv4.service_cidr }}
+{% endif %}
+
+egress-selector-mode: disabled
+
+# Network-plugin
+{% if kubernetes.network.plugin == "flannel" %}
+flannel-backend: vxlan
+{% else %}
+disable-network-policy: true
+flannel-backend: none
+{% endif %}
+
+# Ingress-plugin
+{% if kubernetes.ingress_controller != "traefik-ingress" %}
+disable: traefik
+{% endif %}
+
+## Label
+# Region & DC
+node-label:
+{% if region is defined %}
+  - topology.kubernetes.io/region={{ region }}
+{% endif %}
+{% if zone is defined %}
+  - topology.kubernetes.io/zone={{ zone }}
+{% endif %}
+
+{{ kubernetes.config_extra | to_yaml }}

kubernetes/templates/k3s/server/network-plugin/calico/custom-ressource.yml.jinja2

@@ -0,0 +1,34 @@
+# This section includes base Calico installation configuration.
+# For more information, see: https://projectcalico.docs.tigera.io/master/reference/installation/api#operator.tigera.io/v1.Installation
+apiVersion: operator.tigera.io/v1
+kind: Installation
+metadata:
+  name: default
+spec:
+  # Configures Calico networking.
+  calicoNetwork:
+    # Note: The ipPools section cannot be modified post-install.
+    ipPools:
+    - blockSize: 26
+      cidr: {{ kubernetes.ipPool.ipv4.cluster_cidr }}
+      encapsulation: None
+      natOutgoing: Enabled
+      nodeSelector: all()
+
+{% if nodeip_ipv6 != "" and kubernetes.ipPool.ipv6 is defined %}
+    - blockSize: 122
+      cidr: {{ kubernetes.ipPool.ipv6.cluster_cidr }}
+      encapsulation: None
+      natOutgoing: Enabled
+      nodeSelector: all()
+{% endif %}
+
+---
+
+# This section configures the Calico API server.
+# For more information, see: https://projectcalico.docs.tigera.io/master/reference/installation/api#operator.tigera.io/v1.APIServer
+apiVersion: operator.tigera.io/v1
+kind: APIServer 
+metadata: 
+  name: default 
+spec: {}

kubernetes/templates/k3s/server/network-plugin/calico/routingtabletowg.yml.jinja2

@@ -0,0 +1,45 @@
+# https://kubernetes.io/docs/concepts/workloads/controllers/daemonset/
+apiVersion: apps/v1
+kind: DaemonSet
+metadata:
+  name: routingtabletowg
+  namespace: calico-system
+  labels:
+    app: routingtabletowg
+spec:
+  selector:
+    matchLabels:
+      app: routingtabletowg
+  template:
+    metadata:
+      labels:
+        app: routingtabletowg
+    spec:
+      tolerations:
+      # this toleration is to have the daemonset runnable on master nodes
+      # remove it if your masters can't run pods
+      - key: node-role.kubernetes.io/master
+        effect: NoSchedule
+      hostNetwork: true
+      containers:
+        - name: routingtabletowg
+          image: "ruakij/routingtabletowg:0.2.0"
+          env:
+            - name: INTERFACE
+              value: {{ kubernetes.ipPool.nodeIp_interface }}
+            - name: FILTER_PROTOCOL
+              value: bird
+            - name: PERIODIC_SYNC
+              value: '300'
+          securityContext:
+            capabilities:
+              add:
+                - NET_ADMIN
+          resources:
+            requests:
+              cpu: 10m
+              memory: 10Mi
+            limits:
+              cpu: 20m
+              memory: 20Mi
+---

netbird_client/defaults/netbird_client.yml

@@ -0,0 +1,6 @@
+netbird_client:
+  # Key and url to join a network
+  #  leave empty to ignore
+  join_network:
+    setup_key: 
+    management_url: 

netbird_client/tasks/install.yml

@@ -0,0 +1,26 @@
+- name: Install Packages
+#  when: docker_file.stat.exists == False
+  package:
+    name:
+      - ca-certificates
+      - curl
+      - gnupg
+
+- name: Add netbird-key
+  apt_key:
+    url: https://pkgs.wiretrustee.com/debian/public.key
+    state: present
+
+- name: Add netbird-repository
+  apt_repository:
+    repo: "deb https://pkgs.wiretrustee.com/debian stable main"
+    state: present
+    filename: netbird
+    update_cache: yes
+
+- name: Install wireguard & netbird
+  package:
+    name:
+      - wireguard
+      - netbird
+    state: latest

netbird_client/tasks/join-network.yml

@@ -0,0 +1,16 @@
+- name: Join netbird-network
+  when: "netbird_client.join_network.setup_key is defined"
+  command: "netbird up --management-url {{ netbird_client.join_network.management_url }} --setup-key {{ netbird_client.join_network.setup_key }}"
+  failed_when: command.rc != 0
+  changed_when: "'Connected' in command.stdout"
+  register: command
+
+- name: Wait for netbird-interface to exist
+  wait_for:
+    path: "/sys/class/net/wt0"
+    state: present
+  when: command.changed
+
+- name: Gather facts to get changes
+  ansible.builtin.gather_facts:
+  when: command.changed

netbird_client/tasks/main.yml

@@ -0,0 +1,4 @@
+- import_tasks: ./install.yml
+
+- import_tasks: ./join-network.yml
+

nftables/defaults/nftables.yml

@@ -0,0 +1,29 @@
+nftables:
+  # Rules to add
+  #  Handled as templates
+  #  Creates separate files for each entry.
+  # The identifier is necessary for ansible to be able to merge the keys (when 'hash_behaviour = merge')
+  #  rule-ids have to be unique across files and raw
+  rules:
+    # Files with Rules to add
+    files:
+      #'<group_identifier>': '<relative-location>'
+      #'<group_identifier>':
+      #  main: <relative-location>
+      #  '<identifier>': '<relative-location>'
+
+    # Rules to add
+    raw:
+      #'<group_identifier>': '<content>'
+      #'<group_identifier>':
+      #  main: <content>
+      #  '<identifier>': '<content>'
+
+  # Decides if /etc/nftables.conf is applied or separate files which have changed
+  #  Separate changes require the files to be self-tyding to not end up with duplicate rules
+  #  e.g.
+  #   table ip mytable
+  #   flush table ip mytable
+  #   delete table ip mytable
+  #   table ip mytable {} ...
+  apply_global: false

nftables/tasks/apply-files.yml

@@ -0,0 +1,8 @@
+- name: Load group rules
+  command: "nft -f /etc/nftables/ansible-managed/{{ item }}.nft"
+  loop: "{{ combined_rules | list }}"
+  when: not nftables.apply_global
+
+- name: Load global rule file
+  command: "nft -f /etc/nftables.nft"
+  when: nftables.apply_global

nftables/tasks/deploy-rules/main.yml

@@ -0,0 +1,11 @@
+- name: Deploying group files
+  include_tasks: ./per-group-template-file.yml
+  with_items:
+    - "{{ nftables.rules.files | list }}"
+
+- name: Deploying group raw-files
+  include_tasks: ./per-group-template.yml
+  with_items:
+    - "{{ nftables.rules.raw | list }}"
+
+- include_tasks: ./remove-files.yml

nftables/tasks/deploy-rules/per-group-template-file.yml

@@ -0,0 +1,51 @@
+- set_fact:
+    group_identifier: "{{ item }}"
+    value: "{{ nftables.rules.files[item] }}"
+  when: "item is defined"
+
+  #'<group_identifier>': '<relative-location>'
+- block:
+  - name: Create main rule file
+    template:
+      src: "{{ value }}"
+      dest: "/etc/nftables/ansible-managed/{{ group_identifier }}.nft"
+  when: value is string
+
+  #'<group_identifier>':
+  #  main: <relative-location>
+  #  '<identifier>': '<relative-location>'
+- block:
+  - set_fact:
+      items: "{{ nftables.rules.files[item] }}"
+    
+  - block:
+    - name: Create main rule file
+      template:
+        src: "{{ items['main'] }}"
+        dest: "/etc/nftables/ansible-managed/{{ group_identifier }}.nft"
+
+    - name: Include rule files
+      lineinfile:
+        path: "/etc/nftables/ansible-managed/{{ group_identifier }}.nft"
+        regexp: "include\\s+(\"|')\\/etc\\/nftables\\/ansible-managed\\/{{ group_identifier }}\\/.*$"
+        line: 'include "/etc/nftables/ansible-managed/{{ group_identifier }}/*.nft"'
+    when: items['main'] is defined
+
+  - name: Create group folder
+    file:
+      path: "/etc/nftables/ansible-managed/{{ group_identifier }}/"
+      state: directory
+    when: items|length > 0
+
+  - set_fact:
+      test: "{{ items | dict2items | selectattr('key', 'ne', 'main') }}"
+
+  - name: Create included rule files
+    template:
+      src: "{{ fileItem.value }}"
+      dest: "/etc/nftables/ansible-managed/{{ group_identifier }}/{{ fileItem.key }}.nft"
+    loop: "{{ items | dict2items | selectattr('key', 'ne', 'main') }}"
+    loop_control:
+      loop_var: fileItem
+
+  when: value is mapping

nftables/tasks/deploy-rules/per-group-template.yml

@@ -0,0 +1,48 @@
+- set_fact:
+    group_identifier: "{{ item }}"
+    value: "{{ nftables.rules.raw[item] }}"
+  when: "item is defined"
+
+  #'<group_identifier>': '<content>'
+- block:
+  - name: Create main rule file
+    copy:
+      content: "{{ value }}"
+      dest: "/etc/nftables/ansible-managed/{{ group_identifier }}.nft"
+  when: value is string
+
+  #'<group_identifier>':
+  #  main: <content>
+  #  '<identifier>': '<content>'
+- block:
+  - set_fact:
+      items: "{{ nftables.rules.raw[item] }}"
+  
+  - block:
+    - name: Create main rule file
+      copy:
+        content: "{{ items['main'] }}"
+        dest: "/etc/nftables/ansible-managed/{{ group_identifier }}.nft"
+
+    - name: Include rule files
+      lineinfile:
+        path: "/etc/nftables/ansible-managed/{{ group_identifier }}.nft"
+        regexp: "include\\s+(\"|')\\/etc\\/nftables\\/ansible-managed\\/{{ group_identifier }}\\/.*$"
+        line: 'include "/etc/nftables/ansible-managed/{{ group_identifier }}/*.nft"'
+    when: items['main'] is defined
+
+  - name: Create group folder
+    file:
+      path: "/etc/nftables/ansible-managed/{{ group_identifier }}/"
+      state: directory
+    when: items|length > 0
+
+  - name: Create included rule files
+    copy:
+      content: "{{ included_item.value }}"
+      dest: "/etc/nftables/ansible-managed/{{ group_identifier }}/{{ included_item.key }}.nft"
+    loop: "{{ items | dict2items | selectattr('key', 'ne', 'main') }}"
+    loop_control:
+      loop_var: included_item
+
+  when: value is mapping

nftables/tasks/install-package.yml

@@ -0,0 +1,4 @@
+- name: Install Packages
+  package:
+    name:
+      - nftables

nftables/tasks/main.yml

@@ -0,0 +1,7 @@
+- import_tasks: ./prerequisites.yml
+
+- import_tasks: ./setup-packages.yml
+
+- import_tasks: ./deploy-rules/main.yml
+
+- import_tasks: ./apply-files.yml

nftables/tasks/prerequisites.yml

@@ -0,0 +1,13 @@
+# Defaults if missing
+- name: Set defaults if missing
+  set_fact:
+    nftables:
+      rules:
+        files: "{{ nftables.rules.files | default({}) | combine({}) }}"
+        raw: "{{ nftables.rules.raw | default({}) | combine({}) }}"
+    combined_rules: "{{ nftables.rules.raw | combine(nftables.rules.files, recursive=true) }}"
+
+#- name: Check items for consistency
+#  assert:
+#    that: "{{ nftables.rules.files.values() | length }} + {{ nftables.rules.raw.values() | length }} == {{ combined_rules.values() | length }}"
+#    fail_msg: "files and raw rules share the same identifier"

nftables/tasks/remove-files.yml

@@ -0,0 +1,21 @@
+- name: Handle removed group files
+  block:
+  - find:
+      paths: /etc/nftables/ansible-managed/
+      file_type: 'any'
+      excludes: '{% for item in combined_rules %}{{ item }},{{ item }}.nft,{% endfor %}'
+      depth: 1
+    register: removeFiles
+
+  - file:
+      path: "{{ fileItem.path }}"
+      state: absent
+    loop: "{{ removeFiles.files }}"
+    loop_control:
+      label: "{{ fileItem.path }}"
+      loop_var: fileItem
+
+- name: Handle removed included files per group
+  include_tasks: ./remove-per-group.yml
+  with_items:
+  - "{{ combined_rules | list }}"

nftables/tasks/remove-per-group.yml

@@ -0,0 +1,20 @@
+- set_fact:
+    group_identifier: "{{ item }}"
+    group_items: "{{ combined_rules[item] }}"
+
+- block:
+  - find:
+      paths: "/etc/nftables/ansible-managed/{{ group_identifier }}/"
+      file_type: 'any'
+      excludes: '{% for item in group_items %}{{ item }}.nft,{% endfor %}'
+    register: removeFiles
+
+  - file:
+      path: "{{ fileItem.path }}"
+      state: absent
+    loop: "{{ removeFiles.files }}"
+    loop_control:
+      label: "{{ fileItem.path }}"
+      loop_var: fileItem
+
+  when: group_items is mapping

nftables/tasks/setup-packages.yml

@@ -0,0 +1,15 @@
+- name: Install nftables
+  package:
+    name:
+      - nftables
+
+- name: Create /etc/nftables/ansible-managed
+  file:
+    path: /etc/nftables/ansible-managed
+    state: directory
+
+- name: Include files in /etc/nftables/ansible-managed/ from /etc/nftables.conf
+  blockinfile:
+    path: /etc/nftables.conf
+    marker: "# {mark} ANSIBLE MANAGED BLOCK - nftables"
+    content: 'include "/etc/nftables/ansible-managed/*.nft"'

wireguard-ipv6-converter/defaults/wireguard-ipv6-converter.yml

@@ -0,0 +1,12 @@
+wireguard_ipv6_converter:
+  version: latest
+
+  # see https://github.com/Ruakij/wg-ipv6-converter#31-environment
+  setup:
+    interface: wg0
+    #ipv6_format: fc12::%02x%02x:%02x%02x/%d
+    #filter_prefix: 100.100
+    #recheck_interval: 60s
+
+  service:
+    #bindTo: netbird.service

wireguard-ipv6-converter/tasks/deploy.yml

@@ -0,0 +1,11 @@
+- name: Get architecture
+  set_fact:
+    arch: "{{ 'amd64' if ansible_architecture == 'x86_64' else 'arm64' }}"
+    versionUri: "{% if wireguard_ipv6_converter.version == 'latest' %}latest/download{% else %}download/{{ wireguard_ipv6_converter.version }}{% endif %}"
+
+- name: Download binary
+  get_url:
+    url: https://github.com/Ruakij/wg-ipv6-converter/releases/{{ versionUri }}/wg-ipv6-converter_{{ arch }}
+    dest: /usr/local/bin/wg-ipv6-converter
+    mode: "744"
+  register: deployDownload

wireguard-ipv6-converter/tasks/main.yml

@@ -0,0 +1,3 @@
+- import_tasks: ./deploy.yml
+
+- import_tasks: ./setup-service.yml

wireguard-ipv6-converter/tasks/setup-service.yml

@@ -0,0 +1,27 @@
+- name: Deploy service
+  ansible.builtin.template:
+    src: wg-ipv6-conv.service.jinja2
+    dest: /etc/systemd/system/wg-ipv6-converter_{{ wireguard_ipv6_converter.setup.interface }}.service
+  register: serviceFile
+
+- name: Enable service
+  ansible.builtin.service:
+    name: wg-ipv6-converter_{{ wireguard_ipv6_converter.setup.interface }}
+    daemon-reload: true
+    enabled: true
+
+- name: Start service if interface exists already
+  ansible.builtin.service:
+    name: wg-ipv6-converter_{{ wireguard_ipv6_converter.setup.interface }}
+    state: "{{ 'restarted' if deployDownload.changed or serviceFile.changed else 'started' }}"
+  register: service
+  when: "wireguard_ipv6_converter.setup.interface in ansible_interfaces"
+
+- name: Pause for 5s to wait for program to have run
+  ansible.builtin.pause:
+    seconds: 5
+  when: "service.changed"
+
+- name: Gather facts to get changes
+  ansible.builtin.gather_facts:
+  when: "service.changed"

wireguard-ipv6-converter/templates/wg-ipv6-conv.service.jinja2

@@ -0,0 +1,29 @@
+[Unit]
+Description=WireGuard IPv6 converter for {{ wireguard_ipv6_converter.setup.interface }}
+{% if wireguard_ipv6_converter.service.bindTo is defined %}
+BindsTo={{ wireguard_ipv6_converter.service.bindTo }}
+After={{ wireguard_ipv6_converter.service.bindTo }}
+{% endif %}
+
+[Service]
+Type=simple
+{% if wireguard_ipv6_converter.service.bindTo is defined %}
+ExecStartPre=/bin/sleep 10
+{% endif %}
+ExecStart=/usr/local/bin/wg-ipv6-converter
+Restart=always
+RestartSec=30
+
+Environment="INTERFACE={{ wireguard_ipv6_converter.setup.interface }}"
+{% if wireguard_ipv6_converter.setup.ipv6_format is defined %}
+Environment="IPV6_FORMAT={{ wireguard_ipv6_converter.setup.ipv6_format }}"
+{% endif %}
+{% if wireguard_ipv6_converter.setup.filter_prefix is defined %}
+Environment="FILTER_PREFIX={{ wireguard_ipv6_converter.setup.filter_prefix }}"
+{% endif %}
+{% if wireguard_ipv6_converter.setup.recheck_interval is defined %}
+Environment="RECHECK_INTERVAL={{ wireguard_ipv6_converter.setup.recheck_interval }}"
+{% endif %}
+
+[Install]
+WantedBy=multi-user.target