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path: root/inventory/host_vars/ele-router.yml
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---
network_wan_zone: "{{ network_zones.ccinet }}"
network_mgmt_zone: "{{ network_zones.mgmt }}"
network_internal_zone_names:
  - lan
  - guest
  - mixer
  - infoscreens


openwrt_network_external:
  - name: switch_vlan
    options:
      device: 'switch0'
      ## for some reason vlan-id 128 does not work. why??
      # vlan: '{{ network_wan_zone.vlan }}'
      vlan: '1'
      ports: '2 3 4 6t'

  - name: interface 'wan'
    options:
      ## for some reason vlan-id 128 does not work. why??
      # ifname: 'eth0.{{ network_wan_zone.vlan }}'
      ifname: 'eth0.1'
#      proto: dhcp
      proto: static
      ipaddr: "{{ network_wan_zone.prefix | ipaddr(network_wan_zone.offsets[inventory_hostname]) | ipaddr('address') }}"
      netmask: "{{ network_wan_zone.prefix | ipaddr('netmask') }}"
      gateway: "{{ network_wan_zone.gw }}"
      dns: "{{ network_wan_zone.dns }}"
      accept_ra: 0

openwrt_network_internal: "{{ openwrt_network_internal_yaml | from_yaml }}"
openwrt_network_internal_yaml: |
  {% for zone_name in network_internal_zone_names %}
  - name: switch_vlan
    options:
      device: 'switch0'
      vlan: '{{ network_zones[zone_name].vlan }}'
      ports: '0t 6t'

  - name: "interface '{{ zone_name }}'"
    options:
      ifname: "eth0.{{ network_zones[zone_name].vlan }}"
      proto: static
      ipaddr: "{{ network_zones[zone_name].gw }}"
      netmask: "{{ network_zones[zone_name].prefix | ipaddr('netmask') }}"
      accept_ra: 0
  {% endfor %}

openwrt_network_base:
  - name: globals 'globals'
    options:
      ula_prefix: "fc{{ '%02x:%04x:%04x' | format((255 | random(seed=inventory_hostname + '0')), (65535 | random(seed=inventory_hostname + '1')), (65535 | random(seed=inventory_hostname + '2'))) }}::/48"

  - name: interface 'loopback'
    options:
      ifname: lo
      proto: static
      ipaddr: 127.0.0.1
      netmask: 255.0.0.0

  - name: switch
    options:
      name: 'switch0'
      reset: '1'
      enable_vlan: '1'

  - name: switch_vlan
    options:
      device: 'switch0'
      vlan: '{{ network_mgmt_zone.vlan }}'
      ports: '0t 1 6t'

  - name: interface 'mgmt'
    options:
      ifname: "eth0.{{ network_mgmt_zone.vlan }}"
      proto: static
      ipaddr: "{{ network_mgmt_zone.prefix | ipaddr(network_mgmt_zone.offsets[inventory_hostname]) | ipaddr('address') }}"
      netmask: "{{ network_mgmt_zone.prefix | ipaddr('netmask') }}"
      accept_ra: 0


openwrt_dhcp_external:
  - name: dhcp 'wan'
    options:
      interface: 'wan'
      ignore: '1'

openwrt_dhcp_internal: "{{ openwrt_dhcp_internal_yaml | from_yaml }}"
openwrt_dhcp_internal_yaml: |
  {% for zone_name in network_internal_zone_names %}
  - name: "dhcp '{{ zone_name }}'"
    options:
      interface: "{{ zone_name }}"
  {%  if 'dhcp' in network_zones[zone_name] %}
      start: {{ network_zones[zone_name].dhcp.start }}
      limit: {{ network_zones[zone_name].dhcp.limit }}
      leasetime: {{ network_zones[zone_name].dhcp.leasetime | default('12h') }}
      dhcpv6: 'disabled'
      ra: 'disabled'
  {%  else %}
      ignore: '1'
  {%  endif %}
  {% endfor %}

openwrt_dhcp_base:
  - name: dnsmasq
    options:
      domainneeded: '1'
      boguspriv: '1'
      filterwin2k: '0'
      localise_queries: '1'
      rebind_protection: '1'
      rebind_localhost: '1'
      local: '/lan/'
      domain: 'lan'
      expandhosts: '1'
      nonegcache: '0'
      authoritative: '1'
      readethers: '1'
      leasefile: '/tmp/dhcp.leases'
      resolvfile: '/tmp/resolv.conf.auto'
      localservice: '1'

  - name: odhcpd 'odhcpd'
    options:
      maindhcp: '0'
      leasefile: '/tmp/hosts/odhcpd'
      leasetrigger: '/usr/sbin/odhcpd-update'

  - name: dhcp 'mgmt'
    options:
      interface: 'mgmt'
      ignore: '1'



openwrt_variant: openwrt
openwrt_release: 18.06.1
openwrt_arch: ramips
openwrt_target: mt7621
openwrt_profile: ubnt-erx
openwrt_output_image_suffixes:
  - "{{ openwrt_profile }}-squashfs-sysupgrade.tar"

openwrt_packages_remove:
  - ppp
  - ppp-mod-pppoe
  - firewall
  - odhcpd-ipv6only
openwrt_packages_add:
  - kmod-ipt-nat
  - haveged
  - htop
  - ip
  - less
  - nano
  - tcpdump-mini
  - iperf
  - mtr
  - qos-scripts
  - wireguard


openwrt_mixin:
  /etc/dropbear/authorized_keys:
    content: "{{ ssh_keys_root | join('\n') }}\n"

  /etc/htoprc:
    file: "{{ global_files_dir }}/common/htoprc"

  /etc/rc.d/S22network-fw:
    link: "../init.d/network-fw"

  /etc/rc.d/K91network-fw:
    link: "../init.d/network-fw"

  /etc/init.d/network-fw:
    mode: "0755"
    content: |
      #!/bin/sh /etc/rc.common

      START=22
      STOP=91

      start() {
        WAN_IF=$(uci get network.wan.ifname)
        MGMT_IF=$(uci get network.mgmt.ifname)
        MGMT_IPADDR=$(uci get network.mgmt.ipaddr)
        MGMT_NETMASK=$(uci get network.mgmt.netmask)


        iptables -A INPUT -i lo -d 127.0.0.0/8 -s 127.0.0.0/8 -j ACCEPT
        iptables -A INPUT -i "$MGMT_IF" -d "$MGMT_IPADDR" -s "$MGMT_IPADDR/$MGMT_NETMASK" -j ACCEPT

        ### todo: limit the destination address?
        iptables -A INPUT -i "$WAN_IF" -p icmp -j ACCEPT
        iptables -A INPUT -i "$WAN_IF" -p tcp --dport 22000 -j ACCEPT
        iptables -A INPUT -i "$WAN_IF" -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT

        for zone in "{{ network_internal_zone_names | join('" "') }}"; do
          interface=$(uci get "network.$zone.ifname")
          ipaddr=$(uci get "network.$zone.ipaddr")
          netmask=$(uci get "network.$zone.netmask")

          ### todo: only add this if dhcp is in network_zones[zone]
          iptables -A INPUT -i "$interface" -p udp --dport 67 --sport 68 -j ACCEPT

          ### todo: only do this if dhcp is in network_zones[zone] or $ipaddr is in network_zones[zone].dns
          iptables -A INPUT -i "$interface" -p udp --dport 53 -d "$ipaddr" -s "$ipaddr/$netmask" -j ACCEPT
          iptables -A INPUT -i "$interface" -p tcp --dport 53 -d "$ipaddr" -s "$ipaddr/$netmask" -j ACCEPT

          iptables -A INPUT -i "$interface" -p icmp -d "$ipaddr" -s "$ipaddr/$netmask" -j ACCEPT
          iptables -A INPUT -i "$interface" -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT


          iptables -A FORWARD -i "$interface" -o "$WAN_IF" -s "$ipaddr/$netmask" -j ACCEPT
          iptables -A FORWARD -i "$WAN_IF" -o "$interface" -m conntrack --ctstate RELATED,ESTABLISHED -j ACCEPT
          iptables -t nat -A POSTROUTING -o "$WAN_IF" -s "$ipaddr/$netmask" -j MASQUERADE
        done

        iptables -P INPUT DROP
        iptables -P FORWARD DROP
      }

      stop() {
        iptables -P INPUT ACCEPT
        iptables -F INPUT
        iptables -P FORWARD ACCEPT
        iptables -F FORWARD
        iptables -t nat -F POSTROUTING
      }


openwrt_uci:
  system:
    - name: system
      options:
        hostname: '{{ host_name }}'
        timezone: 'CET-1CEST,M3.5.0,M10.5.0/3'
        ttylogin: '0'
        log_size: '64'
        urandom_seed: '0'

    - name: timeserver 'ntp'
      options:
        enabled: '1'
        enable_server: '0'
        server:
          - '0.lede.pool.ntp.org'
          - '1.lede.pool.ntp.org'
          - '2.lede.pool.ntp.org'
          - '3.lede.pool.ntp.org'

    - name: gpio_switch 'poe_passthrough'
      options:
        name: 'PoE Passthrough'
        gpio_pin: '0'
        value: '0'

  dropbear:
    - name: dropbear
      options:
        PasswordAuth: 'off'
        RootPasswordAuth: 'off'
        Port: '22000'

  dhcp: "{{ openwrt_dhcp_base + openwrt_dhcp_internal + openwrt_dhcp_external }}"
  network: "{{ openwrt_network_base + openwrt_network_internal + openwrt_network_external }}"