puppet nftables

# manage basic chains in table ip nat

class nftables::ip_nat inherits nftables {

  nftables::config{

    'ip-nat':

      source => 'puppet:///modules/nftables/config/puppet-ip-nat.nft';

    'ip6-nat':

      source => 'puppet:///modules/nftables/config/puppet-ip6-nat.nft';

  }

  nftables::chain{

    [

      'PREROUTING',

      'POSTROUTING',

    ]:

      table => 'ip-nat';

  }

  nftables::chain{

    [

      'PREROUTING6',

      'POSTROUTING6',

    ]:

      table => 'ip6-nat';

  }

  # ip-nat-chain-PREROUTING

  nftables::rule{

    'PREROUTING-type':

      table   => 'ip-nat',

      order   => '01',

      content => 'type nat hook prerouting priority -100';

    'PREROUTING-policy':

      table   => 'ip-nat',

      order   => '02',

      content => 'policy accept';

    'PREROUTING6-type':

      table   => 'ip6-nat',

      order   => '01',

      content => 'type nat hook prerouting priority -100';

    'PREROUTING6-policy':

      table   => 'ip6-nat',

      order   => '02',

      content => 'policy accept';

  }

  # ip-nat-chain-POSTROUTING

  nftables::rule{

    'POSTROUTING-type':

      table   => 'ip-nat',

      order   => '01',

      content => 'type nat hook postrouting priority 100';

    'POSTROUTING-policy':

      table   => 'ip-nat',

      order   => '02',

      content => 'policy accept';

    'POSTROUTING6-type':

      table   => 'ip6-nat',

      order   => '01',

      content => 'type nat hook postrouting priority 100';

    'POSTROUTING6-policy':

      table   => 'ip6-nat',

      order   => '02',

      content => 'policy accept';

  }

}