feat: Add moirai flock and change embassy to linode

ansible/inventory/full/02-hosts.yml

@@ -4,6 +4,6 @@ strict: true
 groups:
   vpn: >-
     group_names | intersect(['embassy']) | length == 1 or
-    group_names | intersect(['jodye']) | length == 1
+    group_names | intersect(['moirai']) | length == 1
   vpn_server: group_names | intersect(['embassy']) | length == 1
-  vpn_client: group_names | intersect(['jodye']) | length == 1
+  vpn_client: group_names | intersect(['moirai']) | length == 1

ansible/inventory/full/group_vars/vpn/main.yml

@@ -1,17 +1,30 @@
-ansible_user: ubuntu
-
 # Directory to store WireGuard configuration on the remote hosts
 wireguard_remote_directory: /etc/wireguard
 
 wireguard_interface_restart: false
-wireguard_service_enabled: true
+wireguard_service_enabled: false
 wireguard_service_state: started
 
+# Keep the NAT mapping open. Should only be needed for server -> client, but
+# if the server disconnects, we may never be able to re-establish a connection.
+# So this is on both client and server just in case that happens.
+wireguard_persistent_keepalive: 25
+
+wireguard_ipv6_subnet: "fde0:fb5b:2593::/64"
+# Setting this here doesn't seem to work. We set it in a playbook later
+# public_ipv6_subnet: "{{ hostvars[groups['embassy'][0]].ipv6_subnet }}"
+
 # We can generate this dynamically, but it really doesn't seem like it's worth
 # the work.
 nat_map:
-  jodye-wings-01.local:
-    lan_ip: 10.0.29.40
-    vpn_ip: 10.4.4.33
-    vps_ip: 172.32.1.33
+  moirai-clotho.local:
+    vpn_ipv6: "{{ wireguard_ipv6_subnet | ansible.utils.ipaddr('16') | ansible.utils.ipaddr('address') }}"
+    vps_ipv6: "{{ public_ipv6_subnet | ansible.utils.ipaddr('16') | ansible.utils.ipaddr('address') }}"
 
+  moirai-lachesis.local:
+    vpn_ipv6: "{{ wireguard_ipv6_subnet | ansible.utils.ipaddr('17') | ansible.utils.ipaddr('address') }}"
+    vps_ipv6: "{{ public_ipv6_subnet | ansible.utils.ipaddr('17') | ansible.utils.ipaddr('address') }}"
+
+  moirai-atropos.local:
+    vpn_ipv6: "{{ wireguard_ipv6_subnet | ansible.utils.ipaddr('18') | ansible.utils.ipaddr('address') }}"
+    vps_ipv6: "{{ public_ipv6_subnet | ansible.utils.ipaddr('18') | ansible.utils.ipaddr('address') }}"

ansible/inventory/full/group_vars/vpn_client/main.yml

@@ -1,20 +1,18 @@
 wireguard_addresses:
-  - "{{ nat_map[inventory_hostname].vpn_ip }}"
+  - "{{ nat_map[inventory_hostname].vpn_ipv6 }}"
+
+# wireguard_endpoint: "{{ nat_map[inventory_hostname].vpn_ipv6 }}"
 wireguard_endpoint: ""
 
 # Don't set this
 # wireguard_dns: 10.0.123.123
 
-# Keep the PAT mapping open. Only needed for the client; the server is always
-# reachable
-wireguard_persistent_keepalive: 30
-
 # don't route local addresses through the wg tunnel
-wireguard_preup:
-  - ip route add 10.0.0.0/16 via 10.0.0.1 dev eth0 proto static onlink
+# wireguard_preup:
+  # - ip route add 10.0.0.0/16 via 10.0.0.1 dev eth0 proto static onlink
 
-wireguard_postdown:
-  - ip route del 10.0.0.0/16 via 10.0.0.1 dev eth0 proto static onlink
+# wireguard_postdown:
+  # - ip route del 10.0.0.0/16 via 10.0.0.1 dev eth0 proto static onlink
 
 # Ok, I could not get the stuff below working properly. What I _wanted_ to do
 # was make it so that _only_ traffic that was sent from the wireguard tunnel

ansible/inventory/full/group_vars/vpn_server/main.yml

@@ -1,43 +1,49 @@
 # This should really be set per host, but I'm abusing the fact that there's only
 # one vpn_server host
 wireguard_addresses:
-  - "10.4.4.1/24"
+  - "{{ wireguard_ipv6_subnet | ansible.utils.ipaddr('net') | ansible.utils.ipaddr('1') }}"
 
 wireguard_endpoint: "{{ inventory_hostname }}"
 
 wireguard_preup:
   - echo 1 > /proc/sys/net/ipv4/ip_forward
+  - echo 1 > /proc/sys/net/ipv6/conf/all/forwarding
 
 wireguard_postup: |
   {% filter from_yaml %}
-  {%- for value in (nat_map | dict2items | map(attribute='value')) %}
-  # incoming packets to vps_ip, dst port 10,000-40,000 are DNAT'd to vpn_ip
-  # with a matching port
-  - iptables -t nat -A PREROUTING -p tcp -d {{ value.vps_ip }} --dport 10000:40000 -j DNAT --to-destination {{ value.vpn_ip }}
+  {% for value in (nat_map | dict2items | map(attribute='value')) %}
+  - ip -6 addr add {{ value.vps_ipv6 }} dev eth0
 
-  # incoming packets from vpn_ip are SNAT'd to vps_ip with a matching port to
-  # complete the reverse NAT path
-  - iptables -t nat -A POSTROUTING -p tcp -s {{ value.vpn_ip }} -j SNAT --to-source {{ value.vps_ip }}
+  # Incoming packets to this node's public IP are DNAT'd and forwarded to the
+  # matching internal VPN IP
+  - ip6tables -t nat -A PREROUTING -p tcp -d {{ value.vps_ipv6 }} --dport 20000:20100 -j DNAT --to-destination {{ value.vpn_ipv6 }}
 
-  # Same thing for UDP. We do this selectively because we don't wanna mess with
-  # stuff like icmp
-  - iptables -t nat -A PREROUTING -p udp -d {{ value.vps_ip }} --dport 10000:40000 -j DNAT --to-destination {{ value.vpn_ip }}
-  - iptables -t nat -A POSTROUTING -p udp -s {{ value.vpn_ip }} -j SNAT --to-source {{ value.vps_ip }}
-  {%- endfor %}
+  # Incoming packets to an internal VPN IP are SNAT'd to use this node's public
+  # IP. I think `-j MASQUERADE` might work here rather than doing the SNAT
+  # manually(?), but I don't mind being explicit here.
+  - ip6tables -t nat -A POSTROUTING -p tcp -s {{ value.vpn_ipv6 }} -j SNAT --to-source {{ value.vps_ipv6 }}
+
+  # Same thing with UDP. We do this selectively so we don't mess with things
+  # like ICMP6 and whatnot.
+  - ip6tables -t nat -A PREROUTING -p udp -d {{ value.vps_ipv6 }} --dport 20000:20100 -j DNAT --to-destination {{ value.vpn_ipv6 }}
+  - ip6tables -t nat -A POSTROUTING -p udp -s {{ value.vpn_ipv6 }} -j SNAT --to-source {{ value.vps_ipv6 }}
+  {% endfor %}
   {% endfilter %}
 
 # Exact reverse of above to delete all the rules
 wireguard_predown: |
   {% filter from_yaml %}
-  {%- for value in (nat_map | dict2items | map(attribute='value') | reverse) %}
-  - iptables -t nat -D POSTROUTING -p tcp -s {{ value.vpn_ip }} -j SNAT --to-source {{ value.vps_ip }}
-  - iptables -t nat -D PREROUTING -p tcp -d {{ value.vps_ip }} --dport 10000:40000 -j DNAT --to-destination {{ value.vpn_ip }}
-  - iptables -t nat -D PREROUTING -p udp -d {{ value.vps_ip }} --dport 10000:40000 -j DNAT --to-destination {{ value.vpn_ip }}
-  - iptables -t nat -D POSTROUTING -p udp -s {{ value.vpn_ip }} -j SNAT --to-source {{ value.vps_ip }}
-  {%- endfor %}
+  {% for value in (nat_map | dict2items | map(attribute='value') | reverse) %}
+  - ip6tables -t nat -D POSTROUTING -p udp -s {{ value.vpn_ipv6 }} -j SNAT --to-source {{ value.vps_ipv6 }}
+  - ip6tables -t nat -D PREROUTING -p udp -d {{ value.vps_ipv6 }} --dport 20000:20100 -j DNAT --to-destination {{ value.vpn_ipv6 }}
+  - ip6tables -t nat -D POSTROUTING -p tcp -s {{ value.vpn_ipv6 }} -j SNAT --to-source {{ value.vps_ipv6 }}
+  - ip6tables -t nat -D PREROUTING -p tcp -d {{ value.vps_ipv6 }} --dport 20000:20100 -j DNAT --to-destination {{ value.vpn_ipv6 }}
+  - ip -6 addr del {{ value.vps_ipv6 }} dev eth0
+  {% endfor %}
   {% endfilter %}
 
 wireguard_postdown:
+  - echo 0 > /proc/sys/net/ipv6/conf/all/forwarding
   - echo 0 > /proc/sys/net/ipv4/ip_forward
 
 # https://www.procustodibus.com/blog/2021/03/wireguard-allowedips-calculator/
@@ -50,5 +56,5 @@ wireguard_postdown:
 # and each host defines a list of IPs that should be routed _to this host_, not
 # a list of IPs that should be routed to the "server" (because everyone is a
 # peer in a fully meshed network)
-wireguard_allowed_ips: "0.0.0.0/0"
+wireguard_allowed_ips: "::0/0"
 

ansible/roles/docker-swarm/tasks/main.yml

@@ -27,8 +27,8 @@
     ingress: true
     scope: swarm
     ipam_config:
-      - subnet: 172.254.0.0/16
-        gateway: 172.254.0.1
+      - subnet: 172.31.0.0/16
+        gateway: 172.31.0.1
     driver_options:
       # I'm honestly not completely sure what this, but in the default
       # ingress network that's created during swarm initialization, this exists

ansible/roles/requirements.yml

@@ -2,4 +2,4 @@
 roles:
   - name: githubixx.ansible_role_wireguard
     src: https://github.com/githubixx/ansible-role-wireguard.git
-    version: 17.0.0
+    version: 17.1.0

ansible/wings.yml

@@ -1,29 +1,50 @@
 ---
-- name: Ensure prerequisites met
-  # TODO: Check # of IP addrs on enX0 >= # of wings + 1
+- name: Preparation
   hosts: vpn
-  tasks: []
+  pre_tasks:
+    - name: Verify only one embassy
+      ansible.builtin.assert:
+        that: >
+          groups['embassy'] | length == 1 and
+          groups['vpn_server'] | length == 1 and
+          groups['vpn_server'] | intersect(groups['embassy']) | length == 1
+        msg: Expected only one embassy host
+    - name: Verify ipv6_subnet is set
+      when: inventory_hostname == groups['embassy'][0]
+      ansible.builtin.assert:
+        that: ipv6_subnet is defined
+        msg: >
+          Expected ipv6_subnet to be defined.
+          This should have been done in Terraform or otherwise.
+  tasks:
+    # As mentioned in the other file, if I set this statically on group_vars,
+    # things seem to break.
+    - set_fact:
+        public_ipv6_subnet: "{{ hostvars[groups['embassy'][0]].ipv6_subnet }}"
 
-- name: Install wings
-  hosts: jodye_wings
-  remote_user: ubuntu
-  # Don't forget to create a new disk if creating new wings. This is
-  # purposefully manual to give more fine-grained control
-  vars:
-    pv_disks:
-      - /dev/sda
-    vg_name: vg1
-    lv_name: pvs
-    lv_size: +100%FREE
-    fs_type: ext4
-    mount_path: /var/lib/pterodactyl
-    extra_docker_daemon_options: |
-      "dns": ["10.0.123.123"],
-  roles:
-    - dns-client
-    - lvm
-    - docker
-    - wings
+- name: Prepare embassy
+  hosts: embassy
+  become: true
+  tasks:
+    - name: Disable password-based authentication
+      lineinfile:
+        path: "/etc/ssh/sshd_config"
+        regexp: '^()PasswordAuthentication yes()$'
+        line: 'PasswordAuthentication no'
+      register: passwordauthentication
+
+    - name: Enable public key authentication in SSH
+      lineinfile:
+        path: "/etc/ssh/sshd_config"
+        regexp: '^()PubkeyAuthentication()$'
+        line: 'PubkeyAuthentication yes'
+      register: publickeyauthentication
+
+    - name: Restart SSH
+      service:
+        name: ssh
+        state: restarted
+      when: passwordauthentication.changed or publickeyauthentication.changed
 
 - name: Set up VPN
   hosts: vpn
@@ -31,3 +52,24 @@
   roles:
     - githubixx.ansible_role_wireguard
 
+# - name: Install wings
+  # hosts: moirai_wings
+  # remote_user: ubuntu
+  # # Don't forget to create a new disk if creating new wings. This is
+  # # purposefully manual to give more fine-grained control
+  # vars:
+    # pv_disks:
+      # - /dev/sda
+    # vg_name: vg1
+    # lv_name: pvs
+    # lv_size: +100%FREE
+    # fs_type: ext4
+    # mount_path: /var/lib/pterodactyl
+    # extra_docker_daemon_options: |
+      # "dns": ["10.0.123.123"],
+  # roles:
+    # - dns-client
+    # - lvm
+    # - docker
+    # - wings
+

dns/zones/mnke.org.zone

@@ -1,9 +1,12 @@
 $ORIGIN mnke.org.
-@                     900       IN  SOA           dns-server. hostadmin 38 900 300 604800 900
+@                     900       IN  SOA           dns-server. hostadmin 43 900 300 604800 900
 @                     3600      IN  NS            dns-server.
+atropos_moirai        600       IN  CNAME         dolo
 authentik             600       IN  CNAME         authentik.dolo
 blog                  600       IN  CNAME         blog.dolo
+clotho_moirai         600       IN  CNAME         dolo
 git                   600       IN  CNAME         git.jumper
+lachesis_moirai       600       IN  CNAME         dolo
 media                 600       IN  CNAME         media.dolo
 nc                    600       IN  CNAME         nc.dolo
 panel                 600       IN  CNAME         panel.dolo

dns/zones/moirai.mnke.org.zone

@@ -0,0 +1,6 @@
+$ORIGIN moirai.mnke.org.
+@                     900       IN  SOA           dns-server. hostadmin 4 900 300 604800 900
+@                     3600      IN  NS            dns-server.
+atropos               600       IN  A             10.0.49.42
+clotho                600       IN  A             10.0.29.40
+lachesis              600       IN  A             10.0.29.41

k8s/apps/cloudflared/cloudflared-mnke.yaml

@@ -120,14 +120,18 @@ data:
       service: https://up.mnke.org
     - hostname: panel.mnke.org
       service: https://panel.mnke.org
-    - hostname: wings-01_jodye.mnke.org
-      service: https://wings-01_jodye.mnke.org
     - hostname: vault.mnke.org
       service: https://vault.mnke.org
     - hostname: authentik.mnke.org
       service: https://authentik.mnke.org
     - hostname: nc.mnke.org
       service: https://nc.mnke.org
+    - hostname: clotho_moirai.mnke.org
+      service: https://clotho_moirai.mnke.org
+    - hostname: lachesis_moirai.mnke.org
+      service: https://lachesis_moirai.mnke.org
+    - hostname: atropos_moirai.mnke.org
+      service: https://atropos_moirai.mnke.org
     # This rule matches any traffic which didn't match a previous rule, and responds with HTTP 404.
     - service: http_status:404
 

k8s/apps/ghost/secret.yaml

@@ -17,6 +17,25 @@ spec:
       remoteRef:
         key: ghost-mysql-password
 
+---
+apiVersion: external-secrets.io/v1beta1
+kind: ExternalSecret
+metadata:
+  name: ghost-email-creds
+  namespace: default
+spec:
+  secretStoreRef:
+    kind: ClusterSecretStore
+    name: infisical
+
+  target:
+    name: ghost-email-creds
+
+  data:
+    - secretKey: email-password
+      remoteRef:
+        key: tony-mnke-org-email-password
+
 ---
 apiVersion: external-secrets.io/v1beta1
 kind: ExternalSecret

k8s/apps/ingressroutes/external/build/atropos-moirai.yaml

@@ -3,13 +3,13 @@
 apiVersion: v1
 kind: Service
 metadata:
-  name: wings-01-jodye-external
+  name: atropos-moirai-external
   namespace: default
 spec:
   type: ExternalName
-  externalName: wings-01.jodye.mnke.org
+  externalName: atropos.moirai.mnke.org
   ports:
-    - name: wings-01-jodye-external
+    - name: atropos-moirai-external
       port: 443
       targetPort: 443
 
@@ -18,17 +18,17 @@ spec:
 apiVersion: traefik.io/v1alpha1
 kind: IngressRoute
 metadata:
-  name: wings-01-jodye-external
+  name: atropos-moirai-external
   namespace: default
 spec:
   entryPoints:
     - websecure
   routes:
-    - match: Host(`wings-01_jodye.mnke.org`)
+    - match: Host(`atropos_moirai.mnke.org`)
       kind: Rule
       services:
         - kind: Service
-          name: wings-01-jodye-external
+          name: atropos-moirai-external
           port: 443
           passHostHeader: true
           scheme: http

k8s/apps/ingressroutes/external/build/clotho-moirai.yaml

@@ -0,0 +1,36 @@
+---
+# This file was automatically generated. Do not modify.
+apiVersion: v1
+kind: Service
+metadata:
+  name: clotho-moirai-external
+  namespace: default
+spec:
+  type: ExternalName
+  externalName: clotho.moirai.mnke.org
+  ports:
+    - name: clotho-moirai-external
+      port: 443
+      targetPort: 443
+
+---
+# This file was automatically generated. Do not modify.
+apiVersion: traefik.io/v1alpha1
+kind: IngressRoute
+metadata:
+  name: clotho-moirai-external
+  namespace: default
+spec:
+  entryPoints:
+    - websecure
+  routes:
+    - match: Host(`clotho_moirai.mnke.org`)
+      kind: Rule
+      services:
+        - kind: Service
+          name: clotho-moirai-external
+          port: 443
+          passHostHeader: true
+          scheme: http
+  tls:
+    secretName: wildcard-mnke-org-tls

k8s/apps/ingressroutes/external/build/kustomization.yaml

@@ -9,5 +9,7 @@ resources:
   - wizarr-tonydu.yaml
   - dns-dolo-mnke.yaml
   - vaultwarden.yaml
-  - wings-01-jodye.yaml
   - panel.yaml
+  - clotho-moirai.yaml
+  - lachesis-moirai.yaml
+  - atropos-moirai.yaml

k8s/apps/ingressroutes/external/build/lachesis-moirai.yaml

@@ -0,0 +1,36 @@
+---
+# This file was automatically generated. Do not modify.
+apiVersion: v1
+kind: Service
+metadata:
+  name: lachesis-moirai-external
+  namespace: default
+spec:
+  type: ExternalName
+  externalName: lachesis.moirai.mnke.org
+  ports:
+    - name: lachesis-moirai-external
+      port: 443
+      targetPort: 443
+
+---
+# This file was automatically generated. Do not modify.
+apiVersion: traefik.io/v1alpha1
+kind: IngressRoute
+metadata:
+  name: lachesis-moirai-external
+  namespace: default
+spec:
+  entryPoints:
+    - websecure
+  routes:
+    - match: Host(`lachesis_moirai.mnke.org`)
+      kind: Rule
+      services:
+        - kind: Service
+          name: lachesis-moirai-external
+          port: 443
+          passHostHeader: true
+          scheme: http
+  tls:
+    secretName: wildcard-mnke-org-tls

k8s/apps/ingressroutes/external/templater/values.yaml

@@ -65,16 +65,36 @@ proxies:
     upstream_port: 443
     pass_host_header: true
 
-  - service_name: wings-01-jodye
-    tls_secret_name: wildcard-mnke-org-tls
-    listen_host: wings-01_jodye.mnke.org
-    upstream_host: wings-01.jodye.mnke.org
-    upstream_port: 443
-    scheme: http
-
   - service_name: panel
     tls_secret_name: wildcard-mnke-org-tls
     listen_host: panel.mnke.org
     upstream_host: panel.jumper.mnke.org
     upstream_port: 443
     pass_host_header: true
+
+    # The reason why we do clotho_moirai instead of clotho.moirai is because
+    # Cloudflare SSL doesn't cover *.moirai.mnke.org by default. I'm not sure
+    # if there's any configuration to allow TLS passthrough on Cloudflare
+    # (probably not) or to upload my own SSL cert.
+    #
+    # TODO: Check if we can host this on clotho.moirai.mnke.org with SSL
+  - service_name: clotho-moirai
+    tls_secret_name: wildcard-mnke-org-tls
+    listen_host: clotho_moirai.mnke.org
+    upstream_host: clotho.moirai.mnke.org
+    upstream_port: 443
+    scheme: http
+
+  - service_name: lachesis-moirai
+    tls_secret_name: wildcard-mnke-org-tls
+    listen_host: lachesis_moirai.mnke.org
+    upstream_host: lachesis.moirai.mnke.org
+    upstream_port: 443
+    scheme: http
+
+  - service_name: atropos-moirai
+    tls_secret_name: wildcard-mnke-org-tls
+    listen_host: atropos_moirai.mnke.org
+    upstream_host: atropos.moirai.mnke.org
+    upstream_port: 443
+    scheme: http

tf/main.tf

@@ -86,14 +86,14 @@ module "k8s_folly" {
   ssh_private_key_file = var.ssh_private_key_file
 }
 
-module "flock_jodye" {
+module "flock_moirai" {
   source = "./modules/flock"
 
-  flock_name    = "jodye"
+  flock_name    = "moirai"
   vm_id_prefix  = "9"
   subnet_cidr   = "10.0.29.0/24"
   gateway       = var.gateway
-  wing_count   = 1
+  wing_names   = ["clotho", "lachesis", "atropos"]
   dns_server_ip = local.dns_server_ip
 
   proxmox_vm_storage    = var.proxmox_vm_storage
@@ -107,6 +107,6 @@ module "flock_jodye" {
 module "embassy" {
   source = "./modules/embassy"
 
-  ip_count            = 2
   ssh_public_key_file = var.ssh_public_key_file
+  cloudflare_zone_id = var.cloudflare_zone_id
 }

tf/modules/dns-server/main.tf

@@ -14,7 +14,7 @@ resource "proxmox_virtual_environment_vm" "dns_server" {
   pool_id   = var.pool_id
 
   cpu {
-    cores = 1
+    cores = 2
     type  = "host"
   }
 
@@ -81,7 +81,7 @@ resource "proxmox_virtual_environment_vm" "dns_server" {
 
   lifecycle {
     ignore_changes = [
-      initialization[0].user_data_file_id,
+      initialization,
     ]
   }
 }

tf/modules/embassy/main.tf

@@ -1,121 +1,94 @@
-resource "aws_key_pair" "titanium" {
-  key_name   = "titanium"
-  public_key = file(var.ssh_public_key_file)
+resource "linode_sshkey" "titanium" {
+  label   = "titanium"
+  ssh_key = chomp(file(var.ssh_public_key_file))
 }
 
-resource "aws_vpc" "embassy" {
-  # whatever
-  cidr_block = "172.32.0.0/16"
+resource "linode_instance" "embassy" {
+  image           = "linode/ubuntu24.04"
+  label           = "embassy"
+  region          = "us-sea"
+  type            = "g6-nanode-1"
+  authorized_keys = [linode_sshkey.titanium.ssh_key]
 }
 
-resource "aws_subnet" "embassy" {
-  vpc_id     = aws_vpc.embassy.id
-  cidr_block = cidrsubnet(aws_vpc.embassy.cidr_block, 8, 1)
-  availability_zone = "us-west-2a"
+resource "linode_ipv6_range" "embassy" {
+  linode_id     = linode_instance.embassy.id
+  prefix_length = 64
 }
 
-resource "aws_internet_gateway" "embassy" {
-  vpc_id = aws_vpc.embassy.id
-}
+resource "linode_firewall" "embassy" {
+  label = "embassy"
 
-resource "aws_security_group" "embassy" {
-  vpc_id = aws_vpc.embassy.id
-
-  ingress {
-    from_port   = 22
-    to_port     = 22
-    protocol    = "tcp"
-    cidr_blocks = ["0.0.0.0/0"]
+  inbound {
+    label    = "allow-ssh"
+    action   = "ACCEPT"
+    protocol = "TCP"
+    ports    = "22"
+    ipv4     = ["0.0.0.0/0"]
+    ipv6     = ["::/0"]
   }
 
-  # wireguard
-  ingress {
-    from_port   = 51820
-    to_port     = 51820
-    protocol    = "udp"
-    cidr_blocks = ["0.0.0.0/0"]
+  # idk, why not lol
+  inbound {
+    label    = "allow-web"
+    action   = "ACCEPT"
+    protocol = "TCP"
+    ports    = "80,443"
+    ipv4     = ["0.0.0.0/0"]
+    ipv6     = ["::/0"]
   }
 
-  # We'll selectively open ports, but we'll reserve these for general purpose
-  ingress {
-    from_port   = 20000
-    to_port     = 20100
-    protocol    = "tcp"
-    cidr_blocks = ["0.0.0.0/0"]
+  inbound {
+    label    = "allow-forward-tcp"
+    action   = "ACCEPT"
+    protocol = "TCP"
+    ports    = "20000-20100"
+    ipv4     = ["0.0.0.0/0"]
+    ipv6     = ["::/0"]
   }
 
-  ingress {
-    from_port   = 20000
-    to_port     = 20100
-    protocol    = "udp"
-    cidr_blocks = ["0.0.0.0/0"]
+  inbound {
+    label    = "allow-forward-udp"
+    action   = "ACCEPT"
+    protocol = "UDP"
+    ports    = "20000-20100"
+    ipv4     = ["0.0.0.0/0"]
+    ipv6     = ["::/0"]
   }
 
-  egress {
-    from_port   = 0
-    to_port     = 0
-    protocol    = "-1"
-    cidr_blocks = ["0.0.0.0/0"]
+  inbound {
+    label    = "allow-wireguard"
+    action   = "ACCEPT"
+    protocol = "UDP"
+    ports    = "51820"
+    ipv4     = ["0.0.0.0/0"]
+    ipv6     = ["::/0"]
   }
+
+  inbound_policy = "DROP"
+
+  outbound_policy = "ACCEPT"
+
+  linodes = [linode_instance.embassy.id]
 }
 
-resource "aws_route_table" "embassy" {
-  vpc_id = aws_vpc.embassy.id
-
-  route {
-    cidr_block = "0.0.0.0/0"
-    gateway_id = aws_internet_gateway.embassy.id
-  }
-}
-
-resource "aws_route_table_association" "embassy_assoc" {
-  subnet_id      = aws_subnet.embassy.id
-  route_table_id = aws_route_table.embassy.id
-}
-
-resource "aws_network_interface" "embassy" {
-  subnet_id = aws_subnet.embassy.id
-  # Required for private_ip_list
-  private_ip_list_enabled = true
-  # private_ips aren't ordered meaning this NIC and its dependent resources may
-  # be re-created upon changing the number of IPs.
-  # private_ip_list, however, _is_ ordered, hence why we use it over private_ips
-  private_ip_list = [
-    for i in range(var.ip_count) : cidrhost(aws_subnet.embassy.cidr_block, i + 32)
-  ]
-  security_groups = [aws_security_group.embassy.id]
-}
-
-resource "aws_instance" "embassy" {
-  ami           = "ami-00c257e12d6828491"
-  instance_type = "t2.micro"
-
-  availability_zone = aws_subnet.embassy.availability_zone
-  key_name      = aws_key_pair.titanium.key_name
-
-  network_interface {
-    network_interface_id = aws_network_interface.embassy.id
-    device_index = 0
-  }
-
-  tags = {
-    Name = "embassy-01"
-  }
-}
-
-resource "aws_eip" "eip" {
-  count = var.ip_count
-}
-
-resource "aws_eip_association" "eip_assoc" {
-  count = var.ip_count
-  network_interface_id = aws_network_interface.embassy.id
-  allocation_id = aws_eip.eip[count.index].id
-  private_ip_address = aws_network_interface.embassy.private_ip_list[count.index]
+resource "cloudflare_dns_record" "embassy_ipv4" {
+  zone_id = var.cloudflare_zone_id
+  content = linode_instance.embassy.ip_address
+  name    = "embassy.mnke.org"
+  proxied = false
+  ttl     = 1 # 1 = automatic TTL
+  type    = "A"
 }
 
 resource "ansible_host" "embassy" {
-  # any of the public ips will work
-  name   = aws_eip.eip[0].public_ip
+  # Ideally, we'd use the domain name here, but the way the internal DNS server
+  # is set up right now, we don't forward mnke.org requests because we have
+  # a primary zone for mnke.org (I think). We should change this if possible
+  name   = linode_instance.embassy.ip_address
   groups = ["embassy"]
+  variables = {
+    ipv6_subnet  = "${linode_ipv6_range.embassy.range}/${linode_ipv6_range.embassy.prefix_length}"
+    ansible_user = "root"
+  }
 }

tf/modules/embassy/providers.tf

@@ -4,9 +4,13 @@ terraform {
       source  = "ansible/ansible"
       version = "1.3.0"
     }
-    aws = {
-      source  = "hashicorp/aws"
-      version = "~> 5.0"
+    linode = {
+      source  = "linode/linode"
+      version = "2.34.1"
+    }
+    cloudflare = {
+      source  = "cloudflare/cloudflare"
+      version = "~> 5"
     }
   }
 }

tf/modules/embassy/variables.tf

@@ -2,10 +2,6 @@ variable "ssh_public_key_file" {
   type = string
 }
 
-variable "ip_count" {
-  type = number
-  validation {
-    condition     = var.ip_count >= 1
-    error_message = "Need at least one ip"
-  }
+variable "cloudflare_zone_id" {
+  type = string
 }

tf/modules/flock/main.tf

@@ -4,8 +4,8 @@ resource "proxmox_virtual_environment_pool" "flock_pool" {
 }
 
 resource "proxmox_virtual_environment_vm" "wings" {
-  count       = var.wing_count
-  name        = "${var.flock_name}-wings-${format("%02s", count.index + 1)}"
+  count       = length(var.wing_names)
+  name        = "${var.flock_name}-${var.wing_names[count.index]}"
   description = "Managed by Terraform"
   tags        = ["terraform", "ubuntu", "wings", var.flock_name]
 
@@ -19,8 +19,8 @@ resource "proxmox_virtual_environment_vm" "wings" {
   }
 
   memory {
-    dedicated = 8192
-    floating  = 8192
+    dedicated = 16384
+    floating  = 16384
   }
 
   agent {
@@ -88,7 +88,7 @@ resource "proxmox_virtual_environment_vm" "wings" {
 }
 
 resource "ansible_host" "wings" {
-  count = var.wing_count
+  count = length(var.wing_names)
   name   = "${proxmox_virtual_environment_vm.wings[count.index].name}.local"
   groups = ["${var.flock_name}_wings", var.flock_name]
 }

tf/modules/flock/variables.tf

@@ -19,10 +19,10 @@ variable "flock_name" {
   type = string
 }
 
-variable "wing_count" {
-  type = number
+variable "wing_names" {
+  type = list(string)
   validation {
-    condition     = var.wing_count <= 16
+    condition     = length(var.wing_names) <= 16
     error_message = "Too many wing nodes"
   }
 }

tf/providers.tf

@@ -20,6 +20,14 @@ terraform {
       source  = "hashicorp/aws"
       version = "~> 5.0"
     }
+    linode = {
+      source  = "linode/linode"
+      version = "2.34.1"
+    }
+    cloudflare = {
+      source = "cloudflare/cloudflare"
+      version = "~> 5"
+    }
   }
 
   backend "s3" {
@@ -52,6 +60,10 @@ provider "proxmox" {
   }
 }
 
+provider "cloudflare" {
+  api_token = var.cloudflare_api_token
+}
+
 provider "dns" {
   update {
     server        = local.dns_server_ip
@@ -64,3 +76,7 @@ provider "dns" {
 provider "aws" {
   region = "us-west-2"
 }
+
+provider "linode" {
+  token = var.linode_pat
+}

tf/variables.tf

@@ -60,3 +60,17 @@ variable "ssh_private_key_file" {
   type        = string
   description = "Path to private key file. Make sure this matches the public key"
 }
+
+variable "linode_pat" {
+  type = string
+  sensitive = true
+}
+
+variable "cloudflare_api_token" {
+  type = string
+  sensitive = true
+}
+
+variable "cloudflare_zone_id" {
+  type = string
+}

tf/vars.auto.tfvars

@@ -7,3 +7,5 @@ ssh_import_id = "gh:tonyd33"
 
 ssh_public_key_file  = "~/.ssh/id_rsa.pub"
 ssh_private_key_file = "~/.ssh/id_rsa"
+
+cloudflare_zone_id = "4a9cbe349529b23a665bc65edfa5a4f9"