net.ipv6.conf.default.autoconf = 0

          net.ipv6.conf.eth0.autoconf = 1

          net.ipv6.conf.all.accept_ra = 1

          net.ipv6.conf.default.accept_ra = 0

          net.ipv6.conf.eth0.accept_ra = 1

          net.ipv4.conf.default.rp_filter = 2

      tags: config

    - name: Reload sysctl config

      ansible.builtin.shell: sysctl -p /etc/sysctl.conf

      tags: config

    # Basic networking

    - name: Setup network interfaces (bridge + bat0)

      ansible.builtin.template:

        src: "{{ server_config_dir }}/interface/freifunk.j2"

        dest: /etc/network/interfaces.d/freifunk

        owner: root

        group: root

        mode: "0644"

      tags: config

    - name: Pull up new interfaces

      ansible.builtin.command: /usr/sbin/ifup -a

      tags: config

    - name: Copy iptables rulesv4

      ansible.builtin.copy:

        src: "{{ server_config_dir }}/iptables/rules.v4"

        dest: /etc/iptables/rules.v4

        owner: root

        group: root

        mode: "0644"

      tags: config

    - name: Restart iptables-persistent

      ansible.builtin.service:

        name: "netfilter-persistent"

        state: "restarted"

        enabled: true

      tags: config

    - name: Setup dnsmasq config w/ IPv4 ranges

      ansible.builtin.template:

        src: "{{ server_config_dir }}/dnsmasq/fflux.j2"

        dest: /etc/dnsmasq.d/fflux

        owner: root

        group: root

        mode: "0644"

      tags: config

    # fastd

    - name: Create the fflux dir inside of fastd

      ansible.builtin.file:

        path: /etc/fastd/fflux

        state: directory

        mode: "0755"

      tags: config

    - name: Setup fastd (fflux) config w/ MAC address

      ansible.builtin.template:

        src: "{{ server_config_dir }}/fastd/fastd.conf.j2"

        dest: /etc/fastd/fflux/fastd.conf

        owner: root

        group: root

        mode: "0644"

      tags: config

    - name: Create peers-gw directory in fastd/fflux

      ansible.builtin.file:

        path: /etc/fastd/fflux/peers-gw

        state: directory

        mode: "0755"

      tags: config

    - name: List all peers but ourselves

      ansible.builtin.find:

        path: "{{ server_config_dir }}/fastd/peers-gw/"

        excludes: "{{ inventory_hostname }}"

      delegate_to: localhost

      become: false

      register: peers_to_copy

      tags: config

    - name: Copy fastd peers

      ansible.builtin.copy:

        src: "{{ item.path }}"

        dest: /etc/fastd/fflux/peers-gw/

        owner: root

        mode: "0644"

      with_items: "{{ peers_to_copy.files }}"

      tags: config

    - name: Copy fastd blacklist script

      ansible.builtin.copy:

        src: "{{ server_scripts_dir }}/fastd-blacklist.sh"

        dest: /etc/fastd/fflux/fastd-blacklist.sh

        owner: root

        group: root

        mode: "0755"

      tags: config

    - name: Copy fastd key

      ansible.builtin.copy:

        src: "~/keys/{{ inventory_hostname }}.conf"

        dest: /etc/fastd/fflux/secret.conf