Add conntrackd role

This is a fully static version of the config, and it is meant to be
temporary (until I figure out a way to properly configure nftables using
ansible…).

ansible.cfg

@@ -1,16 +1,33 @@
+# Ansible configuration
+
 [defaults]
-ask_vault_pass = True
+
+# Explicitly redefine some defaults to make subfolder execution work
 roles_path = ./roles
+
+# Do not create .retry files
 retry_files_enabled = False
+
+# Use inventory
 inventory = ./hosts
-filter_plugins = ./filter_plugins
+
+# Custom header in templates
 ansible_managed = Ansible managed, modified on %Y-%m-%d %H:%M:%S
+
+# Do not use cows (with cowsay)
 nocows = 1
+
+# Do more parallelism
 forks = 15
+
+# Some SSH connection will take time
 timeout = 60
+
 remote_user = root
 
 [diff]
+
+# TO know what changed
 always = yes
 
 [ssh_connection]

copy-keys.sh

@@ -0,0 +1,20 @@
+#!/bin/bash
+set -e
+
+# Grab valid unique hostnames from the Ansible inventory.
+HOSTS=$(grep -ve '^[#\[]' hosts \
+| grep -F adm.auro.re \
+| sort -u)
+
+# Ask password
+read -s -p "Hello adventurer, what is your LDAP password? " passwd
+echo
+
+for host in $HOSTS; do
+  echo "[+] Handling host $host"
+
+  # sshpass can be used for non-interactive password authentication.
+  # place your password in ldap-password.txt.
+  SSHPASS=${passwd} sshpass -v -e ssh-copy-id "$host"
+done
+

filter_plugins/net_utils.py

@@ -1,40 +0,0 @@
-import ipaddress
-from operator import attrgetter
-
-import dns.name
-
-
-class FilterModule:
-    def filters(self):
-        return {
-            "remove_domain_suffix": remove_domain_suffix,
-            "ipaddr_sort": ipaddr_sort,
-        }
-
-
-def remove_domain_suffix(name):
-    parent = dns.name.from_text(name).parent()
-    return parent.to_text()
-
-
-def ipaddr_sort(addrs, types, unknown_after=True):
-    check_types = {
-        "global": attrgetter("is_global"),
-        "link-local": attrgetter("is_link_local"),
-        "loopback": attrgetter("is_loopback"),
-        "multicast": attrgetter("is_multicast"),
-        "private": attrgetter("is_private"),
-        "reserved": attrgetter("is_reserved"),
-        "site_local": attrgetter("is_site_local"),
-        "unspecified": attrgetter("is_unspecified"),
-    }
-
-    def addr_weight(addr):
-        if isinstance(addr, str):
-            addr = ipaddress.ip_address(addr.split("/")[0])
-        for index, ty in enumerate(types):
-            if check_types[ty](ipaddress.ip_address(addr)):
-                return index
-        return len(types) if unknown_after else -1
-
-    return sorted(addrs, key=addr_weight)

group_vars/all/vault.yml

@@ -1,246 +1,235 @@
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-3061

host_vars/infra-1.router.auro.re.yml

@@ -0,0 +1,27 @@
+---
+network:
+  vlan111:
+    mac_addr: 96:5a:21:48:4a:e5
+  vlan128:
+    mac_addr: 9e:9a:f3:37:a6:2e
+  vlan129:
+    mac_addr: 46:dd:ed:55:70:2f
+    ipv4_addrs:
+      - 10.129.0.245/16
+    ipv6_addrs:
+      - 2a09:6840:129:0:245::/48
+  vlan130:
+    mac_addr: 8a:ad:f7:04:82:2e
+  vlan131:
+    mac_addr: 16:6d:4f:53:fc:28
+  vlan133:
+    mac_addr: 12:ad:28:d5:31:fa
+  vlan134:
+    mac_addr: 0e:54:e9:97:c0:5b
+  vlan135:
+    mac_addr: ea:f6:32:c3:8b:2c
+    ipv4_addrs:
+      - 10.135.0.1/16
+    ipv6_addrs:
+      - 2a09:6840:135:0:1::/48
+...

host_vars/infra-2.router.auro.re.yml

@@ -0,0 +1,27 @@
+---
+network:
+  vlan111:
+    mac_addr: 02:ec:c1:23:5d:a3
+  vlan128:
+    mac_addr: a2:24:08:dc:b6:cc
+  vlan129:
+    mac_addr: 92:29:ba:00:26:e2
+    ipv4_addrs:
+      - 10.129.0.246/16
+    ipv6_addrs:
+      - 2a09:6840:129:0:246::/48
+  vlan130:
+    mac_addr: 4a:b6:84:e1:8e:4a
+  vlan131:
+    mac_addr: ca:10:8d:cc:87:9d
+  vlan133:
+    mac_addr: 1e:08:7c:41:1a:bd
+  vlan134:
+    mac_addr: 2e:5f:f9:55:07:d2
+  vlan135:
+    mac_addr: 6e:f2:b5:05:fc:c3
+    ipv4_addrs:
+      - 10.135.0.2/16
+    ipv6_addrs:
+      - 2a09:6840:135:0:2::/48
+...

host_vars/proxy-ovh.adm.auro.re.yml

@@ -13,8 +13,6 @@ loc_reverseproxy:
       to: auro.re
     - from: 92.222.211.195
       to: auro.re
-    - from: codimd.auro.re
-      to: hedgedoc.auro.re
 
   reverseproxy_sites:
     - from: phabricator.auro.re
@@ -29,9 +27,6 @@ loc_reverseproxy:
     - from: passbolt.auro.re
       to: 10.128.0.53
 
-    - from: auth.auro.re
-      to: 10.128.0.150:8089
-
     - from: riot.auro.re
       to: "10.128.0.150:8080"
     - from: element.auro.re
@@ -39,6 +34,8 @@ loc_reverseproxy:
     - from: chat.auro.re
       to: "10.128.0.150:8080"
 
+    - from: codimd.auro.re
+      to: "10.128.0.150:8081"
     - from: hedgedoc.auro.re
       to: "10.128.0.150:8081"
 
@@ -59,8 +56,6 @@ loc_reverseproxy:
 
     - from: cas.auro.re
       to: "10.128.0.150:8085"
-    - from: rss.auro.re
-      to: 10.128.0.150:8090
     - from: status.auro.re
       to: "10.128.0.150:8086"
     - from: "kanboard.auro.re"

hosts

@@ -42,9 +42,6 @@ litl.adm.auro.re
 log.adm.auro.re
 netbox.adm.auro.re
 grafana.adm.auro.re
-dolibarr.adm.auro.re
-infra-1.router.auro.re ansible_host=10.129.0.245
-infra-2.router.auro.re ansible_host=10.129.0.246
 
 [aurore_testing_vm]
 
@@ -89,15 +86,9 @@ dhcp-fleming.adm.auro.re
 dhcp-fleming-backup.adm.auro.re
 dns-fleming.adm.auro.re
 dns-fleming-backup.adm.auro.re
-ntp-1.int.infra.auro.re
 prometheus-fleming.adm.auro.re
 #prometheus-fleming-fo.adm.auro.re
 radius-fleming.adm.auro.re
-dns-1.int.infra.auro.re
-isp-1.rtr.infra.auro.re
-isp-2.rtr.infra.auro.re
-dhcp-1.isp.auro.re
-dhcp-2.isp.auro.re
 radius-fleming-backup.adm.auro.re
 unifi-fleming.adm.auro.re
 routeur-fleming.adm.auro.re

playbooks/chronyd.yml

@@ -1,27 +0,0 @@
-#!/usr/bin/env ansible-playbook
----
-- hosts:
-    - ntp-1.int.infra.auro.re
-  vars:
-    chronyd__allow_networks:
-      - 10.128.0.0/16
-      - 2a09:6840:128::/48
-    chronyd__pools:
-      - 0.pool.ntp.org
-      - 1.pool.ntp.org
-      - 2.pool.ntp.org
-      - 3.pool.ntp.org
-    chronyd__local_stratum: 10
-  roles:
-    - chronyd
-
-- hosts:
-    - all
-    - "!ntp-1.int.infra.auro.re"
-    - "!unifi"
-  vars:
-    chronyd__pools:
-      - ntp-1.int.infra.auro.re
-  roles:
-    - chronyd
-...

playbooks/ifupdown2.yml

@@ -1,213 +0,0 @@
-#!/usr/bin/env ansible-playbook
----
-- hosts:
-    - ntp-1.int.infra.auro.re
-    - dns-1.int.infra.auro.re
-    - dhcp-1.isp.auro.re
-    - dhcp-2.isp.auro.re
-    - isp-1.rtr.infra.auro.re
-    - isp-2.rtr.infra.auro.re
-  vars:
-    # TODO: netbox
-    ifupdown2__hosts:
-      ntp-1.int.infra.auro.re:
-        ens18:
-          gateways:
-            - 2a09:6840:128::254
-            - 10.128.0.254
-          addresses:
-            - 2a09:6840:128::203/56
-            - 10.128.0.203/16
-      dns-1.int.infra.auro.re:
-        ens18:
-          gateways:
-            - 2a09:6840:128::254
-            - 10.128.0.254
-          addresses:
-            - 2a09:6840:128::127/56
-            - 10.128.0.127/16
-      dhcp-1.isp.auro.re:
-        ens18:
-          gateways:
-            - 2a09:6840:128::254
-            - 10.128.0.254
-          addresses:
-            - 2a09:6840:128::204/56
-            - 10.128.0.204/16
-        ens19: null
-        clients:
-          bridge_vlan_aware: true
-          bridge_ports:
-            - ens19
-          bridge_vids:
-            - 1000-1004
-        client-0:
-          addresses:
-            - 100.64.0.2/27
-          vlan_id: 1000
-          vlan_raw_device: clients
-        client-1:
-          addresses:
-            - 100.64.0.34/27
-          vlan_id: 1001
-          vlan_raw_device: clients
-        client-2:
-          addresses:
-            - 100.64.0.66/27
-          vlan_id: 1002
-          vlan_raw_device: clients
-        client-3:
-          addresses:
-            - 100.64.0.98/27
-          vlan_id: 1003
-          vlan_raw_device: clients
-        client-4:
-          addresses:
-            - 100.64.0.130/27
-          vlan_id: 1004
-          vlan_raw_device: clients
-      dhcp-2.isp.auro.re:
-        ens18:
-          gateways:
-            - 2a09:6840:128::254
-            - 10.128.0.254
-          addresses:
-            - 2a09:6840:128::91/56
-            - 10.128.0.91/16
-        ens19: null
-        clients:
-          bridge_vlan_aware: true
-          bridge_ports:
-            - ens19
-          bridge_vids:
-            - 1000-1004
-        client-0:
-          addresses:
-            - 100.64.0.3/27
-          vlan_id: 1000
-          vlan_raw_device: clients
-        client-1:
-          addresses:
-            - 100.64.0.35/27
-          vlan_id: 1001
-          vlan_raw_device: clients
-        client-2:
-          addresses:
-            - 100.64.0.67/27
-          vlan_id: 1002
-          vlan_raw_device: clients
-        client-3:
-          addresses:
-            - 100.64.0.99/27
-          vlan_id: 1003
-          vlan_raw_device: clients
-        client-4:
-          addresses:
-            - 100.64.0.131/27
-          vlan_id: 1004
-          vlan_raw_device: clients
-      isp-1.rtr.infra.auro.re:
-        ens18:
-          gateways:
-            - 2a09:6840:128::254
-            - 10.128.0.254
-          addresses:
-            - 2a09:6840:128::255/56
-            - 10.128.0.255/16
-        ens19: null
-        clients:
-          bridge_vlan_aware: true
-          bridge_ports:
-            - ens19
-          bridge_vids:
-            - 1000-1004
-          bridge_disable_pvid: true
-          forward: true
-          ipv6_addrgen: false
-        client-0:
-          forward: true
-          vlan_id: 1000
-          vlan_raw_device: clients
-          ipv6_addrgen: false
-        client-1:
-          forward: true
-          vlan_id: 1001
-          vlan_raw_device: clients
-          ipv6_addrgen: false
-        client-2:
-          forward: true
-          vlan_id: 1002
-          vlan_raw_device: clients
-          ipv6_addrgen: false
-        client-3:
-          forward: true
-          vlan_id: 1003
-          vlan_raw_device: clients
-          ipv6_addrgen: false
-        client-4:
-          forward: true
-          vlan_id: 1004
-          vlan_raw_device: clients
-          ipv6_addrgen: false
-      isp-2.rtr.infra.auro.re:
-        ens18:
-          gateways:
-            - 2a09:6840:128::254
-            - 10.128.0.254
-          addresses:
-            - 2a09:6840:128::158/56
-            - 10.128.0.158/16
-        ens19: null
-        clients:
-          bridge_vlan_aware: true
-          bridge_ports:
-            - ens19
-          bridge_vids:
-            - 1000-1004
-        client-0:
-          forward: true
-          vlan_id: 1000
-          vlan_raw_device: clients
-          ipv6_addrgen: false
-        client-1:
-          forward: true
-          vlan_id: 1001
-          vlan_raw_device: clients
-          ipv6_addrgen: false
-        client-2:
-          forward: true
-          vlan_id: 1002
-          vlan_raw_device: clients
-          ipv6_addrgen: false
-        client-3:
-          forward: true
-          vlan_id: 1003
-          vlan_raw_device: clients
-          ipv6_addrgen: false
-        client-4:
-          forward: true
-          vlan_id: 1004
-          vlan_raw_device: clients
-          ipv6_addrgen: false
-    ifupdown2__interfaces: "{{ ifupdown2__hosts[inventory_hostname] }}"
-  roles:
-    - ifupdown2
-
-- hosts:
-    - ntp-1.int.infra.auro.re
-    - dns-1.int.infra.auro.re
-    - dhcp-1.isp.auro.re
-    - dhcp-2.isp.auro.re
-    - isp-1.rtr.infra.auro.re
-    - isp-2.rtr.infra.auro.re
-  vars:
-    resolvconf__nameservers:
-      - 2a09:6840:128::127
-      - 10.128.0.127
-    resolvconf__domain: auro.re
-    resolvconf__search:
-      - "{{ inventory_hostname | remove_domain_suffix }}"
-      - auro.re
-  roles:
-    - resolvconf
-...

playbooks/keepalived.yml

@@ -1,32 +0,0 @@
-#!/usr/bin/env ansible-playbook
----
-- hosts:
-    - isp-1.rtr.infra.auro.re
-    - isp-2.rtr.infra.auro.re
-  vars:
-    keepalived__virtual_router_id: 80
-    keepalived__interface: ens18
-    keepalived__virtual_addresses:
-      client-0:
-        - 100.64.0.1/27
-        - 2a09:6841::/56
-        - fe80::1/10
-      client-1:
-        - 100.64.0.33/27
-        - 2a09:6841:0:100::/56
-        - fe80::1/10
-      client-2:
-        - 100.64.0.65/27
-        - 2a09:6841:0:100::/56
-        - fe80::1/10
-      client-3:
-        - 100.64.0.97/27
-        - 2a09:6841:0:200::/56
-        - fe80::1/10
-      client-4:
-        - 100.64.0.129/27
-        - 2a09:6841:0:300::/56
-        - fe80::1/10
-  roles:
-    - keepalived
-...

playbooks/postgresql.yml

@@ -30,14 +30,6 @@
           user: grafana
           net: 10.128.0.98/32
           method: md5
-        - database: dolibarr
-          user: dolibarr
-          net: 10.128.0.236/32
-          method: md5
-        - database: rt5
-          user: rt5
-          net: 10.128.0.123/32
-          method: md5
       databases:
         - nextcloud
         - gitea
@@ -45,8 +37,6 @@
         - drone
         - netbox
         - grafana
-        - dolibarr
-        - rt5
       users:
         - name: nextcloud
           database: nextcloud
@@ -78,16 +68,6 @@
           password: "{{ vault_postgresql_grafana_passwd }}"
           privs:
             - ALL
-        - name: dolibarr
-          database: dolibarr
-          password: "{{ vault_postgresql_dolibarr_passwd }}"
-          privs:
-            - ALL
-        - name: rt5
-          database: rt5
-          password: "{{ vault_postgresql_rt5_passwd }}"
-          privs:
-            - ALL
     update_motd:
       postgresql: PostgreSQL est déployé.
   roles:
@@ -120,17 +100,12 @@
           user: cas
           net: 10.128.0.150/32
           method: md5
-        - database: appservice-discord
-          user: appservice-discord
-          net: 10.128.0.150/32
-          method: md5
       databases:
         - synapse
         - codimd
         - etherpad
         - kanboard
         - cas
-        - appservice-discord
       users:
         - name: synapse
           database: synapse
@@ -157,11 +132,6 @@
           password: "{{ vault_postgresql_cas_passwd }}"
           privs:
             - ALL
-        - name: appservice-discord
-          database: appservice-discord
-          password: "{{ vault_postgresql_appservice_discord_passwd }}"
-          privs:
-            - ALL
     update_motd:
       postgresql: PostgreSQL est déployé.
   roles:

playbooks/router.yml

@@ -1,23 +1,185 @@
 #!/usr/bin/env ansible-playbook
 ---
-# Deploy firewall and keepalived
+- hosts:
-# radvd: IPv6 SLAAC (/64 subnets, private IPs).
+    - infra-1.router.auro.re
-#   Must NOT be on routeur-aurore-*, or will with DHCPv6!
+    - infra-2.router.auro.re
-- hosts: ~routeur-(pacaterie|edc|fleming|gs|rives).*\.adm\.auro\.re
   vars:
-    update_motd:
+    networkd_interfaces:
-      unbound: Le routage (avec radvd) est déployé.
+      vlan111:
+        mac_addr: "{{ network.vlan111.mac_addr }}"
+        link_local: false
+        forward: true
+      vlan128:
+        mac_addr: "{{ network.vlan128.mac_addr }}"
+        link_local: false
+        forward: true
+      vlan129:
+        mac_addr: "{{ network.vlan129.mac_addr }}"
+        ip_addrs: "{{ network.vlan129.ipv4_addrs
+                      + network.vlan129.ipv6_addrs }}"
+        forward: true
+      vlan130:
+        mac_addr: "{{ network.vlan130.mac_addr }}"
+        link_local: false
+        forward: true
+      vlan131:
+        mac_addr: "{{ network.vlan131.mac_addr }}"
+        link_local: false
+        forward: true
+      vlan133:
+        mac_addr: "{{ network.vlan133.mac_addr }}"
+        link_local: false
+        forward: true
+      vlan134:
+        mac_addr: "{{ network.vlan134.mac_addr }}"
+        link_local: false
+        forward: true
+      vlan135:
+        mac_addr: "{{ network.vlan135.mac_addr }}"
+        ip_addrs: "{{ network.vlan135.ipv4_addrs
+                      + network.vlan135.ipv6_addrs }}"
+        forward: true
   roles:
-    - router
+    - systemd_networkd
-    - radvd
-    - update_motd
 
-# No radvd here
+- hosts:
-- hosts: ~routeur-aurore.*\.adm\.auro\.re
+    - infra-1.router.auro.re
+    - infra-2.router.auro.re
   vars:
-    update_motd:
+    bird_router_id: "{{ network.vlan129.ipv4_addrs[0] | ipaddr('address') }}"
-      unbound: Le routage (avec DHCPv6) est déployé.
+    bird_ospf_src: "{{ network.vlan135.ipv4_addrs[0] | ipaddr('address') }}"
+    bird_ospf_src_v6: "{{ network.vlan135.ipv6_addrs[0] | ipaddr('address') }}"
+    bird_ospf_interfaces:
+      vlan111:
+        stub: true
+      vlan128:
+        stub: true
+      vlan129:
+        broadcast: true
+      vlan130:
+        stub: true
+      vlan131:
+        stub: true
+      vlan133:
+        stub: true
+      vlan134:
+        stub: true
   roles:
-    - router
+    - bird
-    - ipv6_edge_router
+
-    - update_motd
+- hosts:
+    - infra-1.router.auro.re
+    - infra-2.router.auro.re
+  vars:
+    keepalived_notify_master: "/usr/local/sbin/conntrackd_vrrp primary"
+    keepalived_notify_backup: "/usr/local/sbin/conntrackd_vrrp backup"
+    keepalived_notify_fault: "/usr/local/sbin/conntrackd_vrrp fault"
+    keepalived_virtual_router_id: 42
+    keepalived_interface: vlan129
+    keepalived_virtual_ipv4_addrs:
+      vlan111:
+        - 45.66.111.10/24  # 45.66.111.1/24
+      vlan128:
+        - 10.128.0.16/16  # 10.128.0.1/16
+      vlan130:
+        - 10.130.0.185/16  # 10.130.0.1/16
+      vlan131:
+        - 10.131.0.1/16
+      vlan133:
+        - 10.133.0.1/16
+      vlan134:
+        - 10.134.0.1/16
+    keepalived_virtual_ipv6_addrs:
+      vlan111:
+        - fe80::200:02ff:fe23:ae26/64
+        - 2a09:6840:111:0:10::/56  # 2a09:6840:111:0:1::/56
+      vlan128:
+        - fe80::200:02ff:fe9f:d67a/64
+        - 2a09:6840:128:0:16::/48  # 2a09:6840:128:0:1::/48
+      vlan130:
+        - fe80::200:02ff:fee2:9782/64
+        - 2a09:6840:130:0:185::/48  # 2a09:6840:130:0:1::/48
+      vlan131:
+        - fe80::200:02ff:fee2:9782/64
+        - 2a09:6840:131:0:1::/48
+      vlan133:
+        - fe80::200:02ff:fe8a:0cbc/64
+        - 2a09:6840:133:0:1::/48
+      vlan134:
+        - fe80::200:02ff:fe09:38f7/64
+        - 2a09:6840:134:0:1::/48
+  roles:
+    - keepalived
+
+- hosts:
+    - infra-1.router.auro.re
+  vars:
+    conntrackd_ignore_addrs_ipv6:
+      - ::/128
+      - 2a09:6840:111:0:10::/64
+      - 2a09:6840:128:0:16::/64
+      - 2a09:6840:129:0:245::/64
+      - 2a09:6840:129:0:246::/64
+      - 2a09:6840:130:0:185::/64
+      - 2a09:6840:131:0:248::/64
+      - 2a09:6840:133:0:1::/64
+      - 2a09:6840:134:0:1::/64
+      - 2a09:6840:135:0:1::/64
+      - 2a09:6840:135:0:2::/64
+    conntrackd_ignore_addrs_ipv4:
+      - 127.0.0.1/8
+      - 45.66.111.10
+      - 10.128.0.16
+      - 10.129.0.245
+      - 10.129.0.246
+      - 10.130.0.185
+      - 10.131.0.248
+      - 10.133.0.1
+      - 10.134.0.1
+      - 10.135.0.1
+      - 10.135.0.2
+    conntrackd_udp_dest_ipv6: 10.129.0.246
+    conntrackd_udp_listen_ipv6: 10.129.0.245
+    conntrackd_udp_iface: vlan129
+  roles:
+    - conntrackd
+
+- hosts:
+    - infra-2.router.auro.re
+  vars:
+    conntrackd_ignore_addrs_ipv6:
+      - ::/128
+      - 2a09:6840:111:0:10::/64
+      - 2a09:6840:128:0:16::/64
+      - 2a09:6840:129:0:245::/64
+      - 2a09:6840:129:0:246::/64
+      - 2a09:6840:130:0:185::/64
+      - 2a09:6840:131:0:248::/64
+      - 2a09:6840:133:0:1::/64
+      - 2a09:6840:134:0:1::/64
+      - 2a09:6840:135:0:1::/64
+      - 2a09:6840:135:0:2::/64
+    conntrackd_ignore_addrs_ipv4:
+      - 127.0.0.1/8
+      - 45.66.111.10
+      - 10.128.0.16
+      - 10.129.0.245
+      - 10.129.0.246
+      - 10.130.0.185
+      - 10.131.0.248
+      - 10.133.0.1
+      - 10.134.0.1
+      - 10.135.0.1
+      - 10.135.0.2
+    conntrackd_udp_dest_ipv6: 10.129.0.245
+    conntrackd_udp_listen_ipv6: 10.129.0.246
+    conntrackd_udp_iface: vlan129
+  roles:
+    - conntrackd
+
+- hosts:
+    - infra-1.router.auro.re
+    - infra-2.router.auro.re
+  roles:
+    - nftables_infra
+...

playbooks/router_old.yml

@@ -0,0 +1,23 @@
+#!/usr/bin/env ansible-playbook
+---
+# Deploy firewall and keepalived
+# radvd: IPv6 SLAAC (/64 subnets, private IPs).
+#   Must NOT be on routeur-aurore-*, or will with DHCPv6!
+- hosts: ~routeur-(pacaterie|edc|fleming|gs|rives).*\.adm\.auro\.re
+  vars:
+    update_motd:
+      unbound: Le routage (avec radvd) est déployé.
+  roles:
+    - router
+    - radvd
+    - update_motd
+
+# No radvd here
+- hosts: ~routeur-aurore.*\.adm\.auro\.re
+  vars:
+    update_motd:
+      unbound: Le routage (avec DHCPv6) est déployé.
+  roles:
+    - router
+    - ipv6_edge_router
+    - update_motd

roles/bird/defaults/main.yml

@@ -0,0 +1,3 @@
+---
+bird_ospf_interfaces: {}
+...

roles/bird/handlers/main.yml

@@ -0,0 +1,11 @@
+---
+- name: Reload bird
+  systemd:
+    name: bird.service
+    state: reloaded
+
+- name: Reload bird6
+  systemd:
+    name: bird6.service
+    state: reloaded
+...

roles/bird/tasks/main.yml

@@ -0,0 +1,37 @@
+---
+- name: Install bird
+  apt:
+    name: bird
+
+- name: Configure bird
+  template:
+    src: bird.conf
+    dest: /etc/bird/bird.conf
+    owner: root
+    group: bird
+    mode: u=rw,g=r,o=
+  notify:
+    - Reload bird
+
+- name: Configure bird6
+  template:
+    src: bird6.conf
+    dest: /etc/bird/bird6.conf
+    owner: root
+    group: bird
+    mode: u=rw,g=r,o=
+  notify:
+    - Reload bird6
+
+- name: Enable and start bird
+  systemd:
+    name: bird.service
+    enabled: true
+    state: started
+
+- name: Enable and start bird6
+  systemd:
+    name: bird6.service
+    enabled: true
+    state: started
+...

roles/bird/templates/bird.conf

@@ -0,0 +1,37 @@
+{{ ansible_managed | comment }}
+
+log syslog all;
+
+router id {{ bird_router_id }};
+
+protocol kernel {
+	scan time 60;
+	import none;
+	export all;
+	persist;
+}
+
+protocol device {
+	scan time 60;
+}
+
+protocol ospf backbone {
+	import filter {
+{% if bird_ospf_src_v6 is defined %}
+		krt_prefsrc = {{ bird_ospf_src }};
+{% endif %}
+		accept;
+	};
+	export all;
+	area 0 {
+{% for name, iface in bird_ospf_interfaces.items() %}
+		interface "{{ name }}" {
+{% if iface.stub | default(false) %}
+			stub;
+{% elif iface.broadcast | default(false) %}
+			type broadcast;
+{% endif %}
+		};
+{% endfor %}
+	};
+}

roles/bird/templates/bird6.conf

@@ -0,0 +1,37 @@
+{{ ansible_managed | comment }}
+
+log syslog all;
+
+router id {{ bird_router_id }};
+
+protocol kernel {
+	scan time 60;
+	import none;
+	export all;
+	persist;
+}
+
+protocol device {
+	scan time 60;
+}
+
+protocol ospf backbone {
+	import filter {
+{% if bird_ospf_src_v6 is defined %}
+		krt_prefsrc = {{ bird_ospf_src_v6 }};
+{% endif %}
+		accept;
+	};
+	export all;
+	area 0 {
+{% for name, iface in bird_ospf_interfaces.items() %}
+		interface "{{ name }}" {
+{% if iface.stub | default(false) %}
+			stub;
+{% elif iface.broadcast | default(false) %}
+			type broadcast;
+{% endif %}
+		};
+{% endfor %}
+	};
+}

roles/chronyd/defaults/main.yml

@@ -1,11 +0,0 @@
----
-chronyd__pools: []
-chronyd__key_file: /etc/chrony/chrony.keys
-chronyd__drift_file: /var/lib/chrony/chrony.drift
-chronyd__nts_dump_dir: /var/lib/chrony
-chronyd__log_dir: /var/log/chrony
-chronyd__max_update_skew: 100.0
-chronyd__rtcsync: true
-chronyd__allow_networks: []
-chronyd__log_change_seconds: 0.5
-...

roles/chronyd/handlers/main.yml

@@ -1,6 +0,0 @@
----
-- name: Restart chronyd
-  systemd:
-    name: chrony.service
-    state: restarted
-...

roles/chronyd/tasks/main.yml

@@ -1,32 +0,0 @@
----
-- name: Uninstall ntp and sntp
-  apt:
-    name:
-      - sntp
-      - ntp
-      - systemd-timesyncd
-    state: absent
-
-- name: Install chronyd
-  apt:
-    name: chrony
-
-- name: Configure chronyd
-  template:
-    src: "{{ item }}.j2"
-    dest: "/etc/chrony/{{ item }}"
-    owner: root
-    group: root
-    mode: u=rw,g=r,o=
-  loop:
-    - chrony.conf
-    - chrony.keys
-  notify:
-    - Restart chronyd
-
-- name: Enable and start chronyd
-  systemd:
-    name: chrony.service
-    enabled: true
-    state: started
-...

roles/chronyd/templates/chrony.conf.j2

@@ -1,30 +0,0 @@
-{{ ansible_managed | comment }}
-
-{% for pool in chronyd__pools %}
-pool {{ pool }} iburst
-{% endfor %}
-
-keyfile {{ chronyd__key_file }}
-driftfile {{ chronyd__drift_file }}
-ntsdumpdir {{ chronyd__nts_dump_dir }}
-logdir {{ chronyd__log_dir }}
-
-log tracking measurements statistics
-
-maxupdateskew {{ chronyd__max_update_skew | float }}
-
-{% if chronyd__rtcsync %}
-rtcsync
-{% endif %}
-
-{% if chronyd__local_stratum is defined %}
-local stratum {{ chronyd__local_stratum | int }}
-{% endif %}
-
-logchange {{ chronyd__log_change_seconds | float }}
-
-leapsectz right/UTC
-
-{% for network in chronyd__allow_networks %}
-allow {{ network | ipaddr }}
-{% endfor %}

roles/chronyd/templates/chrony.keys.j2

@@ -1 +0,0 @@
-{{ ansible_managed | comment }}

roles/conntrackd/defaults/main.yml

@@ -0,0 +1,13 @@
+---
+conntrackd_hash_size: 8192
+conntrackd_hash_limit: 65535
+conntrackd_socket_buffer_size: 262142
+conntrackd_socket_buffer_size_max: 655355
+conntrackd_ignore_addrs_ipv6: []
+conntrackd_ignore_addrs_ipv4: [] 
+conntrackd_ftfw_commit_timeout: 1800
+conntrackd_ftfw_purge_timeout: 5
+conntrackd_udp_listen_port: 3780
+conntrackd_udp_send_buffer: 1249280
+conntrackd_udp_receive_buffer: 1249280
+...

roles/conntrackd/handlers/main.yml

@@ -0,0 +1,6 @@
+---
+- name: Restart conntrackd
+  systemd:
+    name: conntrackd
+    state: restarted
+...

roles/conntrackd/tasks/main.yml

@@ -0,0 +1,29 @@
+---
+- name: Install conntrackd
+  apt:
+    name: conntrackd
+
+- name: Configure conntrackd
+  template:
+    src: conntrackd.conf.j2
+    dest: /etc/conntrackd/conntrackd.conf
+    owner: root
+    group: root
+    mode: u=rw,g=r,o=r
+  notify:
+    - Restart conntrackd
+
+- name: Install conntrackd_vrrp script
+  template:
+    src: conntrackd_vrrp.j2
+    dest: /usr/local/sbin/conntrackd_vrrp
+    owner: root
+    group: root
+    mode: u=rwx,g=r,o=r
+
+- name: Enable and start conntrackd
+  systemd:
+    name: conntrackd
+    enabled: true
+    state: started
+...

roles/conntrackd/templates/conntrackd.conf.j2

@@ -0,0 +1,53 @@
+{{ ansible_managed | comment}}
+
+General {
+	HashSize {{ conntrackd_hash_size }}
+	HashLimit {{ conntrackd_hash_limit }}
+
+	Syslog on
+
+	LockFile /var/log/conntrackd.lock
+
+	UNIX {
+		Path /var/run/conntrackd.sock
+	}
+
+	SocketBufferSize {{ conntrackd_socket_buffer_size }}
+	SocketBufferSizeMaxGrown {{ conntrackd_socket_buffer_size_max }}
+
+	Systemd on
+
+	Filter From Userspace {
+		Protocol Accept {
+			TCP
+			UDP
+		}
+		Address Ignore {
+{% for addr in conntrackd_ignore_addrs_ipv6 %}
+			IPv6_address {{ addr }}
+{% endfor %}
+{% for addr in conntrackd_ignore_addrs_ipv4 %}
+			IPv4_address {{ addr }}
+{% endfor %}
+		}
+	}
+}
+
+Sync {
+	Mode FTFW {
+		DisableExternalCache off
+		StartupResync on
+		CommitTimeout {{ conntrackd_ftfw_commit_timeout }}
+		PurgeTimeout {{ conntrackd_ftfw_purge_timeout }}
+	}
+
+	UDP {
+		IPv6_address {{ conntrackd_udp_listen_ipv6 }}
+		IPv4_Destination_Address {{ conntrackd_udp_dest_ipv6 }}
+		Port {{ conntrackd_udp_listen_port }}
+		Interface {{ conntrackd_udp_iface }}
+		SndSocketBuffer {{ conntrackd_udp_send_buffer }}
+		RcvSocketBuffer {{ conntrackd_udp_receive_buffer }}
+		Checksum on
+	}
+}

roles/conntrackd/templates/conntrackd_vrrp.j2

@@ -0,0 +1,129 @@
+#!/bin/sh
+
+{{ ansible_managed | comment }}
+
+#
+# (C) 2006-2011 by Pablo Neira Ayuso <pablo@netfilter.org>
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2 of the License, or
+# (at your option) any later version.
+#
+# Description:
+#
+# This is the script for primary-backup setups for keepalived
+# (http://www.keepalived.org). You may adapt it to make it work with other
+# high-availability managers.
+#
+# Do not forget to include the required modifications to your keepalived.conf
+# file to invoke this script during keepalived's state transitions.
+#
+# Contributions to improve this script are welcome :).
+#
+
+CONNTRACKD_BIN=/usr/sbin/conntrackd
+CONNTRACKD_LOCK=/var/lock/conntrack.lock
+CONNTRACKD_CONFIG=/etc/conntrackd/conntrackd.conf
+
+case "$1" in
+  primary)
+    #
+    # commit the external cache into the kernel table
+    #
+    $CONNTRACKD_BIN -C $CONNTRACKD_CONFIG -c
+    if [ $? -eq 1 ]
+    then
+        logger "ERROR: failed to invoke conntrackd -c"
+    fi
+
+    #
+    # flush the internal and the external caches
+    #
+    $CONNTRACKD_BIN -C $CONNTRACKD_CONFIG -f
+    if [ $? -eq 1 ]
+    then
+    	logger "ERROR: failed to invoke conntrackd -f"
+    fi
+
+    #
+    # resynchronize my internal cache to the kernel table
+    #
+    $CONNTRACKD_BIN -C $CONNTRACKD_CONFIG -R
+    if [ $? -eq 1 ]
+    then
+    	logger "ERROR: failed to invoke conntrackd -R"
+    fi
+
+    #
+    # send a bulk update to backups 
+    #
+    $CONNTRACKD_BIN -C $CONNTRACKD_CONFIG -B
+    if [ $? -eq 1 ]
+    then
+        logger "ERROR: failed to invoke conntrackd -B"
+    fi
+    ;;
+  backup)
+    #
+    # is conntrackd running? request some statistics to check it
+    #
+    $CONNTRACKD_BIN -C $CONNTRACKD_CONFIG -s
+    if [ $? -eq 1 ]
+    then
+        #
+	# something's wrong, do we have a lock file?
+	#
+    	if [ -f $CONNTRACKD_LOCK ]
+	then
+	    logger "WARNING: conntrackd was not cleanly stopped."
+	    logger "If you suspect that it has crashed:"
+	    logger "1) Enable coredumps"
+	    logger "2) Try to reproduce the problem"
+	    logger "3) Post the coredump to netfilter-devel@vger.kernel.org"
+	    rm -f $CONNTRACKD_LOCK
+	fi
+	$CONNTRACKD_BIN -C $CONNTRACKD_CONFIG -d
+	if [ $? -eq 1 ]
+	then
+	    logger "ERROR: cannot launch conntrackd"
+	    exit 1
+	fi
+    fi
+    #
+    # shorten kernel conntrack timers to remove the zombie entries.
+    #
+    $CONNTRACKD_BIN -C $CONNTRACKD_CONFIG -t
+    if [ $? -eq 1 ]
+    then
+    	logger "ERROR: failed to invoke conntrackd -t"
+    fi
+
+    #
+    # request resynchronization with master firewall replica (if any)
+    # Note: this does nothing in the alarm approach.
+    #
+    $CONNTRACKD_BIN -C $CONNTRACKD_CONFIG -n
+    if [ $? -eq 1 ]
+    then
+    	logger "ERROR: failed to invoke conntrackd -n"
+    fi
+    ;;
+  fault)
+    #
+    # shorten kernel conntrack timers to remove the zombie entries.
+    #
+    $CONNTRACKD_BIN -C $CONNTRACKD_CONFIG -t
+    if [ $? -eq 1 ]
+    then
+    	logger "ERROR: failed to invoke conntrackd -t"
+    fi
+    ;;
+  *)
+    logger "ERROR: unknown state transition"
+    echo "Usage: $0 {primary|backup|fault}"
+    exit 1
+    ;;
+esac
+
+exit 0

roles/ifupdown2/defaults/main.yml

@@ -1,3 +0,0 @@
----
-ifupdown2__interfaces: {}
-...

roles/ifupdown2/handlers/main.yml

@@ -1,9 +0,0 @@
----
-- name: Restart networking
-  systemd:
-    name: networking.service
-    state: restarted
-
-- name: Bring all interfaces up
-  shell: /usr/sbin/ifup -a
-...

roles/ifupdown2/tasks/main.yml

@@ -1,42 +0,0 @@
----
-- name: Gather package facts
-  package_facts:
-    manager: apt
-
-- name: Check if ifupdown2 is installed
-  set_fact:
-    must_mask: "{{ 'ifupdown2' not in ansible_facts.packages }}"
-
-- name: Mask networking before installing ifupdown2
-  systemd:
-    name: networking.service
-    masked: true
-  when: must_mask
-
-- name: Install ifupdown2
-  apt:
-    name: ifupdown2
-
-- name: Unmask networking now that ifupdown2 is installed
-  systemd:
-    name: networking.service
-    masked: false
-  when: must_mask
-
-- name: Configure ifupdown2
-  template:
-    src: interfaces.j2
-    dest: /etc/network/interfaces
-    owner: root
-    group: root
-    mode: u=rw,g=r,o=
-  notify:
-    - Restart networking
-    - Bring all interfaces up
-
-- name: Enable and start networking
-  systemd:
-    name: networking.service
-    state: started
-    enabled: true
-...

roles/ifupdown2/templates/interfaces.j2

@@ -1,41 +0,0 @@
-{{ ansible_managed | comment }}
-
-{% for name, iface in ifupdown2__interfaces.items() %}
-auto {{ name }}
-iface {{ name }}
-{% for address in iface.addresses | default([]) %}
-    address {{ address | ipaddr }}
-{% endfor %}
-{% for gateway in iface.gateways | default([]) %}
-    gateway {{ gateway | ipaddr }}
-{% endfor %}
-{% if iface.bridge_ports is defined %}
-    bridge-ports {{ iface.bridge_ports | join(" ") }}
-{% endif %}
-{% if iface.bridge_vlan_aware is defined %}
-    bridge-vlan-aware {{ iface.bridge_vlan_aware
-                         | ternary("yes", "no") }}
-{% endif %}
-{% if iface.bridge_vids is defined %}
-    bridge-vids {{ iface.bridge_vids | join(",") }}
-{% endif %}
-{% if iface.vlan_id is defined %}
-    vlan-id {{ iface.vlan_id | int }}
-{% endif %}
-{% if iface.vlan_raw_device is defined %}
-    vlan-raw-device {{ iface.vlan_raw_device }}
-{% endif %}
-{% if iface.bridge_disable_pvid | default(false) %}
-    bridge-pvid 0
-    post-up bridge vlan del dev {{ name }} vid 1 self
-{% endif %}
-{% if iface.forward | default(false) %}
-    ip-forward yes
-    ip6-forward yes
-{% endif %}
-{% if iface.ipv6_addrgen is defined %}
-    ipv6-addrgen {{ iface.ipv6_addrgen
-                    | ternary("yes", "no") }}
-{% endif %}
-
-{% endfor %}

roles/keepalived/defaults/main.yml

@@ -1,7 +0,0 @@
----
-keepalived__virtual_addresses: {}
-keepalived__notify_master: []
-keepalived__notify_backup: []
-keepalived__notify_fault: []
-keepalived__max_auto_priority: -1
-...

roles/keepalived/tasks/main.yml

@@ -5,18 +5,11 @@
 
 - name: Configure keepalived
   template:
-    src: "{{ item.src }}"
+    src: keepalived.conf
-    dest: "{{ item.dest }}"
+    dest: /etc/keepalived/keepalived.conf
     owner: root
     group: root
-    mode: "{{ item.mode }}"
-  loop:
-    - src: keepalived.conf.j2
-      dest: /etc/keepalived/keepalived.conf
     mode: u=rw,g=,o=
-    - src: notify.sh.j2
-      dest: /etc/keepalived/notify.sh
-      mode: u=rwx,g=,o=
   notify:
     - Reload keepalived
 

roles/keepalived/templates/keepalived.conf

@@ -0,0 +1,58 @@
+{{ ansible_managed | comment }}
+
+global_defs {
+	dynamic_interfaces
+	script_user root
+	enable_script_security
+	vrrp_version 3
+}
+
+vrrp_sync_group group {
+	group {
+		instance_v4
+		instance_v6
+	}
+{% if keepalived_notify_master %}
+	notify_master "{{ keepalived_notify_master }}"
+{% endif %}
+{% if keepalived_notify_backup is defined %}
+	notify_backup "{{ keepalived_notify_backup }}"
+{% endif %}
+{% if keepalived_notify_fault is defined %}
+	notify_fault "{{ keepalived_notify_fault }}"
+{% endif %}
+}
+
+vrrp_instance instance_v4 {
+	virtual_router_id {{ keepalived_virtual_router_id }}
+	interface {{ keepalived_interface }}
+	state BACKUP
+	priority 250
+	nopreempt
+	advert_int 1
+	accept
+	virtual_ipaddress {
+{% for dev, addrs in keepalived_virtual_ipv4_addrs.items() %}
+{% for addr in addrs %}
+		{{ addr }} dev {{ dev }}
+{% endfor %}
+{% endfor %}
+	}
+}
+
+vrrp_instance instance_v6 {
+	virtual_router_id {{ keepalived_virtual_router_id }}
+	interface {{ keepalived_interface }}
+	state BACKUP
+	priority 250
+	nopreempt
+	advert_int 1
+	accept
+	virtual_ipaddress {
+{% for dev, addrs in keepalived_virtual_ipv6_addrs.items() %}
+{% for addr in addrs %}
+		{{ addr }} dev {{ dev }}
+{% endfor %}
+{% endfor %}
+	}
+}

roles/keepalived/templates/keepalived.conf.j2

@@ -1,92 +0,0 @@
-{{ ansible_managed | comment }}
-
-global_defs {
-    dynamic_interfaces
-    script_user root
-    enable_script_security
-    vrrp_version 3
-{% if keepalived__max_auto_priority is defined %}
-    max_auto_priority {{ keepalived__max_auto_priority | int }}
-{% endif %}
-}
-
-{%
-set ipv4_enabled =
-    keepalived__ipv4_enabled
-    | default(keepalived__virtual_addresses.values()
-              | flatten | ansible.utils.ipv4)
-%}
-{%
-set ipv6_enabled =
-    keepalived__ipv6_enabled
-    | default(keepalived__virtual_addresses.values()
-              | flatten | ansible.utils.ipv6)
-%}
-
-{% if ipv4_enabled and ipv6_enabled %}
-vrrp_sync_group group {
-    group {
-{% if ipv4_enabled %}
-        instance_v4
-{% endif %}
-{% if ipv6_enabled %}
-        instance_v6
-{% endif %}
-    }
-    notify_master "/etc/keepalived/notify.sh master"
-    notify_backup "/etc/keepalived/notify.sh backup"
-    notify_fault "/etc/keepalived/notify.sh fault"
-}
-{% endif %}
-
-{% if ipv4_enabled %}
-vrrp_instance instance_v4 {
-    virtual_router_id {{ keepalived__virtual_router_id | int }}
-    interface {{ keepalived__interface }}
-    state BACKUP
-    priority 250
-    nopreempt
-    advert_int 1
-    accept
-    virtual_ipaddress {
-{% for dev, addresses in keepalived__virtual_addresses.items() %}
-{% for address in addresses %}
-{% if address | ansible.utils.ipv4 %}
-        {{ address }} dev {{ dev }}
-{% endif %}
-{% endfor %}
-{% endfor %}
-    }
-{% if not (ipv4_enabled and ipv6_enabled) %}
-    notify_master "/etc/keepalived/notify.sh master"
-    notify_backup "/etc/keepalived/notify.sh backup"
-    notify_fault "/etc/keepalived/notify.sh fault"
-{% endif %}
-}
-{% endif %}
-
-{% if ipv6_enabled %}
-vrrp_instance instance_v6 {
-    virtual_router_id {{ keepalived__virtual_router_id | int }}
-    interface {{ keepalived__interface }}
-    state BACKUP
-    priority 250
-    nopreempt
-    advert_int 1
-    accept
-    virtual_ipaddress {
-{% for dev, addresses in keepalived__virtual_addresses.items() %}
-{% for address in addresses | ipaddr_sort(["link-local"]) %}
-{% if address | ansible.utils.ipv6 %}
-        {{ address }} dev {{ dev }}
-{% endif %}
-{% endfor %}
-{% endfor %}
-    }
-{% if not (ipv4_enabled and ipv6_enabled) %}
-    notify_master "/etc/keepalived/notify.sh master"
-    notify_backup "/etc/keepalived/notify.sh backup"
-    notify_fault "/etc/keepalived/notify.sh fault"
-{% endif %}
-}
-{% endif %}

roles/keepalived/templates/notify.sh.j2

@@ -1,33 +0,0 @@
-#!/bin/bash
-
-master=(
-{% for notify in keepalived__notify_master %}
-    {{ notify | quote }}
-{% endfor %}
-)
-
-backup=(
-{% for notify in keepalived__notify_backup %}
-    {{ notify | quote }}
-{% endfor %}
-)
-
-fault=(
-{% for notify in keepalived__notify_fault %}
-    {{ notify | quote }}
-{% endfor %}
-)
-
-case "$1" in
-    master | backup | fault)
-        scripts="$1[@]"
-        ;;
-    *)
-        echo "Usage: $0 (master|backup|fault)" >&2
-        exit 1
-esac
-
-for script in "${!scripts}"
-do
-      eval "${script}"
-done

roles/nftables_infra/handlers/main.yml

@@ -0,0 +1,6 @@
+---
+- name: Reload nftables
+  systemd:
+    name: nftables
+    state: reloaded
+...

roles/nftables_infra/tasks/main.yml

@@ -0,0 +1,38 @@
+---
+- name: Install nftables
+  apt:
+    name: nftables
+
+- name: Create configuration directory
+  file:
+    path: /etc/nftables.d
+    state: directory
+    owner: root
+    group: root
+    mode: u=rwx,g=rx,o=rx
+
+- name: Configure nftables
+  template:
+    src: "{{ item }}.j2"
+    dest: "/etc/{{ item }}"
+    owner: root
+    group: root
+    mode: u=rw,g=r,o=r
+  loop:
+    - nftables.conf
+    - nftables.d/10-vars.conf
+    - nftables.d/20-blacklist.conf
+    - nftables.d/30-reverse-path-filter.conf
+    - nftables.d/40-input.conf
+    - nftables.d/50-output.conf
+    - nftables.d/60-forward.conf
+    - nftables.d/70-nat.conf
+  notify:
+    - Reload nftables
+
+- name: Enable and start nftables
+  systemd:
+    name: nftables.service
+    enabled: true
+    state: started
+...

roles/nftables_infra/templates/nftables.conf.j2

@@ -0,0 +1,7 @@
+#!/usr/sbin/nft -f
+
+{{ ansible_managed | comment }}
+
+flush ruleset
+
+include "/etc/nftables.d/*.conf"

roles/nftables_infra/templates/nftables.d/10-vars.conf.j2

@@ -0,0 +1,79 @@
+{{ ansible_managed | comment }}
+
+define public_server_ipv6 = 2a09:6840:111::/56
+define public_server_ipv4 = 45.66.111.0/24
+
+define server_ipv6 = 2a09:6840:128::/48
+define server_ipv4 = 10.128.0.0/16
+
+define backbone_ipv6 = 2a09:6840:129::/48
+define backbone_ipv4 = 10.129.0.0/16
+
+define ups_ipv6 = 2a09:6840:131::/48
+define ups_ipv4 = 10.131.0.0/16
+
+define bmc_ipv6 = 2a09:6840:133::/48
+define bmc_ipv4 = 10.133.0.0/16
+
+define pve_ipv6 = 2a09:6840:134::/48
+define pve_ipv4 = 10.134.0.0/16
+
+define router_ipv6 = 2a09:6840:135::/48
+define router_ipv4 = 10.135.0.0/16
+
+define bastion_ipv6 = 2a09:6840:136::/48
+define bastion_ipv4 = 10.136.0.0/16
+
+define infra_ipv6 = {
+	$public_server_ipv6,
+	$server_ipv6,
+	$backbone_ipv6,
+	$ups_ipv6,
+	$bmc_ipv6,
+	$pve_ipv6,
+	$router_ipv6,
+	$bastion_ipv6,
+}
+define infra_ipv4 = {
+	$public_server_ipv4,
+	$server_ipv4,
+	$backbone_ipv4,
+	$ups_ipv4,
+	$bmc_ipv4,
+	$pve_ipv4,
+	$router_ipv4,
+	$bastion_ipv4,
+}
+
+# FIXME: temporary
+define egress_internet_ipv6 = {
+	$server_ipv6,
+	$pve_ipv6,
+	$router_ipv6,
+	$bastion_ipv6,
+}
+define egress_internet_ipv4 = {
+	$server_ipv4,
+	$pve_ipv4,
+	$router_ipv4,
+	$bastion_ipv4,
+}
+
+define aurore_ipv4 = {
+	10.0.0.0/8,
+	45.66.108.0/22,
+}
+
+define need_nat_ipv4 = {
+	10.0.0.0/8,
+}
+
+define nat_public_ipv4 = 45.66.111.10
+
+# FIXME: bad ipv6 address
+define log_infra_ipv6 = 2a09:6840:128::241/128
+define log_infra_ipv4 = 10.128.0.241
+
+# FIXME: bad ipv6 address
+define prom_infra_ipv6 = 2a09:6840:128::67/128
+define prom_infra_ipv4 = 10.128.0.67

roles/nftables_infra/templates/nftables.d/20-blacklist.conf.j2

@@ -0,0 +1,25 @@
+{{ ansible_managed | comment }}
+
+table inet blacklist {
+
+	set blacklist_ipv4 {
+		type ipv4_addr
+		flags interval
+	}
+
+	set blacklist_ipv6 {
+		type ipv6_addr
+		flags interval
+	}
+
+	counter blacklist {}
+
+	chain filter {
+		type filter hook prerouting priority raw - 10
+		policy accept
+
+		ip6 saddr @blacklist_ipv6 counter name blacklist drop
+		ip saddr @blacklist_ipv4 counter name blacklist drop
+	}
+
+}

roles/nftables_infra/templates/nftables.d/30-reverse-path-filter.conf.j2

@@ -0,0 +1,14 @@
+{{ ansible_managed | comment }}
+
+table inet reverse_path_filter {
+
+	chain filter {
+		type filter hook prerouting priority raw
+		policy accept
+
+		fib saddr . iif oif missing \
+			log prefix "reverse-path-filter" group 1 \
+			counter drop
+	}
+
+}

roles/nftables_infra/templates/nftables.d/40-input.conf.j2

@@ -0,0 +1,70 @@
+{{ ansible_managed | comment }}
+
+table inet input {
+
+	chain conntrack {
+		ct state vmap {
+			established: accept,
+			related: accept,
+			invalid: drop,
+		}
+	}
+
+	chain input_from_server {
+		jump conntrack
+
+		ip6 saddr $prom_infra_ipv6 tcp dport 9100 accept
+		ip saddr $prom_infra_ipv4 tcp dport 9100 accept
+	}
+
+	chain input_from_backbone {
+		ip6 nexthdr { ospf, vrrp } accept
+		ip protocol { ospf, vrrp } accept
+		counter accept  # FIXME: temporary
+	}
+
+	chain input_from_router {
+		jump conntrack
+
+		tcp dport ssh counter accept
+	}
+
+	chain input_from_bastion {
+		jump conntrack
+
+		tcp dport ssh counter accept
+	}
+
+	chain input_from_anywhere {
+		jump conntrack
+
+		# FIXME: limit
+		ip6 nexthdr icmpv6 counter accept
+		ip protocol icmp counter accept
+	}
+
+	chain input {
+		type filter hook input priority filter
+		policy drop
+
+		iif lo accept
+
+		jump input_from_anywhere
+
+		# FIXME: temporary
+		tcp dport ssh accept
+
+		ip6 saddr vmap {
+			$backbone_ipv6: jump input_from_backbone,
+			$router_ipv6: jump input_from_router,
+		}
+
+		ip saddr vmap {
+			$backbone_ipv4: jump input_from_backbone,
+			$router_ipv4: jump input_from_router,
+		}
+
+		reject with icmpx type admin-prohibited
+	}
+
+}

roles/nftables_infra/templates/nftables.d/50-output.conf.j2

@@ -0,0 +1,22 @@
+{{ ansible_managed | comment }}
+
+table inet output {
+
+	chain conntrack {
+		ct state vmap {
+			established: accept,
+			related: accept,
+			invalid: drop,
+		}
+	}
+
+	chain output {
+		type filter hook output priority filter
+		policy accept
+
+		jump conntrack
+
+		counter
+	}
+
+}

roles/nftables_infra/templates/nftables.d/60-forward.conf.j2

@@ -0,0 +1,116 @@
+{{ ansible_managed | comment }}
+
+table inet forward {
+
+	chain conntrack {
+		ct state vmap {
+			established: accept,
+			related: accept,
+			invalid: drop,
+		}
+	}
+
+	chain forward_to_public_server {
+		jump conntrack
+	}
+
+	chain forward_to_server {
+		jump conntrack
+
+		ip6 saddr $infra_ipv6 ip6 daddr $log_infra_ipv6 jump {
+			tcp dport 2514 counter accept
+			udp dport 514 counter accept
+		}
+
+		ip saddr $infra_ipv4 ip daddr $log_infra_ipv4 jump {
+			tcp dport 2514 counter accept
+			udp dport 514 counter accept
+		}
+
+		ip6 saddr $prom_infra_ipv6 tcp dport 9100 counter accept
+		ip saddr $prom_infra_ipv4 udp dport 161 counter accept
+
+		ip6 saddr $bastion_ipv6 tcp dport ssh accept
+		ip saddr $bastion_ipv4 tcp dport ssh accept
+	}
+
+	chain forward_to_backbone {
+	}
+
+	chain forward_to_ups {
+		jump conntrack
+
+		ip6 saddr $prom_infra_ipv6 udp dport 161 counter accept
+		ip saddr $prom_infra_ipv4 udp dport 161 counter accept
+
+		ip6 saddr $bastion_ipv6 tcp dport ssh accept
+		ip saddr $bastion_ipv4 tcp dport ssh accept
+	}
+
+	chain forward_to_bmc {
+		jump conntrack
+
+		ip6 saddr $prom_infra_ipv6 udp dport 161 counter accept
+		ip saddr $prom_infra_ipv4 udp dport 161 counter accept
+
+		ip6 saddr $bastion_ipv6 tcp dport ssh accept
+		ip saddr $bastion_ipv4 tcp dport ssh accept
+	}
+
+	chain forward_to_pve {
+		jump conntrack
+
+		ip6 saddr $prom_infra_ipv6 tcp dport 9100 counter accept
+		ip saddr $prom_infra_ipv4 tcp dport 9100 counter accept
+
+		ip6 saddr $bastion_ipv6 tcp dport ssh accept
+		ip saddr $bastion_ipv4 tcp dport ssh accept
+	}
+
+	chain forward_to_router {
+		jump conntrack
+
+		ip6 saddr $prom_infra_ipv6 tcp dport 9100 counter accept
+		ip saddr $prom_infra_ipv4 tcp dport 9100 counter accept
+
+		ip6 saddr $bastion_ipv6 tcp dport ssh accept
+		ip saddr $bastion_ipv4 tcp dport ssh accept
+	}
+
+	chain forward_to_internet {
+		jump conntrack
+
+		ip6 saddr $egress_internet_ipv6 counter accept
+		ip saddr $egress_internet_ipv4 counter accept
+	}
+
+	chain forward {
+		type filter hook forward priority filter
+		policy drop
+
+		iif lo accept
+
+		ip6 daddr vmap {
+			$public_server_ipv6: goto forward_to_public_server,
+			$server_ipv6: goto forward_to_server,
+			$backbone_ipv6: goto forward_to_backbone,
+			$ups_ipv6: goto forward_to_ups,
+			$bmc_ipv6: goto forward_to_bmc,
+			$pve_ipv6: goto forward_to_pve,
+			$router_ipv6: goto forward_to_router,
+		}
+
+		ip daddr vmap {
+			$public_server_ipv4: goto forward_to_public_server,
+			$server_ipv4: goto forward_to_server,
+			$backbone_ipv4: goto forward_to_backbone,
+			$ups_ipv4: goto forward_to_ups,
+			$bmc_ipv4: goto forward_to_bmc,
+			$pve_ipv4: goto forward_to_pve,
+			$router_ipv4: goto forward_to_router,
+		}
+
+		goto forward_to_internet
+	}
+
+}

roles/nftables_infra/templates/nftables.d/70-nat.conf.j2

@@ -0,0 +1,19 @@
+{{ ansible_managed | comment }}
+
+table ip nat {
+
+	chain postrouting {
+		type nat hook postrouting priority srcnat
+		policy accept
+
+		iif lo return
+
+		# Is there any other way to do that?
+		meta pkttype { multicast, broadcast } return
+		ip daddr 224.0.0.0/24 return
+
+		ip saddr $need_nat_ipv4 ip daddr != $aurore_ipv4 \
+			snat $nat_public_ipv4 persistent
+	}
+
+}

roles/resolvconf/tasks/main.yml

@@ -1,9 +0,0 @@
----
-- name: Install resolv.conf
-  template:
-    src: resolv.conf.j2
-    dest: /etc/resolv.conf
-    owner: root
-    group: root
-    mode: u=rw,g=r,o=r
-...

roles/resolvconf/templates/resolv.conf.j2

@@ -1,11 +0,0 @@
-{{ ansible_managed | comment }}
-
-{% for nameserver in resolvconf__nameservers %}
-nameserver {{ nameserver | ipaddr }}
-{% endfor %}
-{% if resolvconf__domain is defined %}
-domain {{ resolvconf__domain }}
-{% endif %}
-{% if resolvconf__search is defined %}
-search {{ resolvconf__search | join(" ") }}
-{% endif %}

roles/systemd_networkd/handlers/main.yml

@@ -0,0 +1,20 @@
+---
+- name: Update initramfs
+  command:
+    cmd: update-initramfs -u
+
+- name: Restart systemd-networkd
+  systemd:
+    name: systemd-networkd.service
+    state: restarted
+
+- name: Reboot required
+  file:
+    path: /var/run/reboot-required
+    state: touch
+    modification_time: preserve
+    access_time: preserve
+    owner: root
+    group: root
+    mode: u=rw,g=r,o=r
+...

roles/systemd_networkd/tasks/main.yml

@@ -0,0 +1,30 @@
+---
+- name: Configure interfaces links
+  template:
+    src: link.j2
+    dest: "/etc/systemd/network/10-{{ item.key }}.link"
+    owner: root
+    group: systemd-network
+    mode: u=rw,g=r,o=
+  loop: "{{ networkd_interfaces | dict2items }}"
+  notify:
+    - Update initramfs
+    - Reboot required
+
+- name: Configure interfaces networks
+  template:
+    src: network.j2
+    dest: "/etc/systemd/network/10-{{ item.key }}.network"
+    owner: root
+    group: systemd-network
+    mode: u=rw,g=r,o=
+  loop: "{{ networkd_interfaces | dict2items }}"
+  notify:
+    - Restart systemd-networkd
+
+- name: Enable and start systemd-networkd
+  systemd:
+    name: systemd-networkd.service
+    enabled: true
+    state: started
+...

roles/systemd_networkd/templates/link.j2

@@ -0,0 +1,7 @@
+{{ ansible_managed | comment }}
+
+[Match]
+MACAddress={{ item.value.mac_addr }}
+
+[Link]
+Name={{ item.key }}

roles/systemd_networkd/templates/network.j2

@@ -0,0 +1,18 @@
+{{ ansible_managed | comment }}
+
+[Match]
+Name={{ item.key }}
+
+[Network]
+LinkLocalAddressing={{ item.value.link_local | default(true)
+		       | ternary("ipv6", "no") }}
+IPForward={{ item.value.forward | default(false)
+             | ternary("yes", "no") }}
+
+{% for addr in item.value.ip_addrs | default([]) %}
+[Address]
+Address={{ addr }}
+{% endfor %}
+
+[FairQueueingControlledDelay]
+Parent=root