Operations grimoire/Network
From Nasqueron Agora
172.27.27.0/24
Nasqueron servers are managed through Drake Network private IPs.
This subnet is divided into 16 subnets of 16 addresses.
| Subnet ID | Subnet Address | Host Address Range | Broadcast Address | Subnet Name | Description |
|---|---|---|---|---|---|
| 1 | 172.27.27.0 | 172.27.27.1 - 172.27.27.14 | 172.27.27.15 | IntraNought | VMs hosted on DreadNought hypervisor |
| 2 | 172.27.27.16 | 172.27.27.17 - 172.27.27.30 | 172.27.27.31 | prod.nasqueron.drake | Service mesh in prod (Kubernetes) ✱ |
| 3 | 172.27.27.32 | 172.27.27.33 - 172.27.27.46 | 172.27.27.47 | dev.nasqueron.drake | Development servers ✱ |
| 4 | 172.27.27.48 | 172.27.27.49 - 172.27.27.62 | 172.27.27.63 | free | |
| 5 | 172.27.27.64 | 172.27.27.65 - 172.27.27.78 | 172.27.27.79 | free | |
| 6 | 172.27.27.80 | 172.27.27.81 - 172.27.27.94 | 172.27.27.95 | free | |
| 7 | 172.27.27.96 | 172.27.27.97 - 172.27.27.110 | 172.27.27.111 | free | |
| 8 | 172.27.27.112 | 172.27.27.113 - 172.27.27.126 | 172.27.27.127 | free | |
| 9 | 172.27.27.128 | 172.27.27.129 - 172.27.27.142 | 172.27.27.143 | free | |
| 10 | 172.27.27.144 | 172.27.27.145 - 172.27.27.158 | 172.27.27.159 | free | |
| 11 | 172.27.27.160 | 172.27.27.161 - 172.27.27.174 | 172.27.27.175 | free | |
| 12 | 172.27.27.176 | 172.27.27.177 - 172.27.27.190 | 172.27.27.191 | free | |
| 13 | 172.27.27.192 | 172.27.27.193 - 172.27.27.206 | 172.27.27.207 | free | |
| 14 | 172.27.27.208 | 172.27.27.209 - 172.27.27.222 | 172.27.27.223 | free | |
| 15 | 172.27.27.224 | 172.27.27.225 - 172.27.27.238 | 172.27.27.239 | free | |
| 16 | 172.27.27.240 | 172.27.27.241 - 172.27.27.254 | 172.27.27.255 | Tunnels | Tunneling to router-001.nasqueron.org |
✱ denotes currently a false subnet, containing isolated bare metal servers, not linked to any private network excepted through tunnels, with IP are assigned as /32 (netmask 255.255.255.255 0xffffffff)
172.27.27.0/29
IntraNought, VM hosted on Dreadnought
Netmask: 255.255.255.248 / 0xFFFFFFF8
| IP | Server | Reverse DNS | OS | Purpose | AUP |
|---|---|---|---|---|---|
| 172.27.27.1 | router-001 | router-001.nasqueron.drake | FreeBSD 12 | Router | Infrastructure server |
| 172.27.27.2 | Reserved for DNS server | ||||
| 172.27.27.3 | Reserved for mail server | ||||
| 172.27.27.4 | Dwellers | dwellers.nasqueron.drake | CentOS 8 | Docker development server hosting | Open for Docker images building |
| 172.27.27.5 | Equatower | equatower.nasqueron.drake | CentOS 8 | Docker engine | Infrastructure server |
| 172.27.27.6 | docker-001 | docker-001.nasqueron.drake | CentOS 8 | Docker engine | Infrastructure server |
| 172.27.27.7 | Free | ||||
| ... | Free | ||||
| 172.27.27.14 | Free | ||||
172.27.27.16/29
Servers for the production service mesh. Kubernetes.
Netmask could be:
- if you need to target the service mesh for access purpose: 255.255.255.248 / 0xFFFFFFF8
- if you need to address a specific IP of a server: 255.255.255.255 / 0xFFFFFFFF - servers are currently baremetal not linked to any private network ethernet card
| IP | Server | Reverse DNS | OS | Purpose | AUP |
|---|---|---|---|---|---|
| 172.27.27.28 | CloudHugger | cloudhugger.nasqueron.drake | Debian 10 | Kubernetes | Infrastructure server |
172.27.27.32/29
Development and management servers. Work by humans should always be from those servers.
Netmask could be:
- if you need to target the service mesh for access purpose: 255.255.255.248 / 0xFFFFFFF8
- if you need to address a specific IP of a server: 255.255.255.255 / 0xFFFFFFFF - servers are currently baremetal not linked to any private network ethernet card
| IP | Server | Reverse DNS | OS | Purpose | AUP |
|---|---|---|---|---|---|
| 172.27.27.33 | Ysul | ysul.nasqueron.drake | FreeBSD 12.1 | Nasqueron development server | Access for any Nasqueron or Wolfplex project |
| 172.27.27.34 | Free | ||||
| 172.27.27.35 | WindRiver | windriver.nasqueron.drake | FreeBSD 12.1 | Nasqueron development server | Access for any Nasqueron project |
172.27.27.240/29
IP range for tunnels from router-001.nasqueron.org
Netmask: 255.255.255.248 / 0xFFFFFFF8
| IP | Server | Reverse DNS | OS | Purpose | AUP |
|---|---|---|---|---|---|
| 172.27.27.252 | router-001 | - | - | Reserved for tunnel with Ysul | - |
| 172.27.27.253 | router-001 | - | - | Reserved for tunnel with CloudHugger | - |
| 172.27.27.254 | router-001 | - | - | Tinc tunnel with WindRiver (and perhaps all others?) | - |
DNS entries
| Domain | IP | Description |
|---|---|---|
| k8s.prod.nasqueron.drake | 172.27.27.28 | Advertise address for k8s cluster |
Other network ranges
Kubernetes clusters use the following network ranges:
| Cluster name | IP range | DNS domain | Use |
|---|---|---|---|
| nasqueron-k8s-prod | 10.92.0.0/12 | k8s.prod.nasqueron.local | Kubernetes services |
| nasqueron-k8s-prod-pods | 10.192.0.0/12 | None | Pods for nasqueron-k8s-prod |
