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7832978ff7
update ccchh.net dns zone after club proxmox migration
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2026-05-24 11:55:37 +02:00
dd48a9d519
bring guide about new chaosknoten VMs into doc structure
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2026-05-24 00:27:23 +02:00
0842a51ae0 Merge branch 'main' of git.hamburg.ccc.de:CCCHH/ansible-infra
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2026-05-24 00:12:52 +02:00
603d3fb6f4 Update machine SMTP mail sending config 2026-05-24 00:12:50 +02:00
4574dbf4ba
secrets(role): introduce secrets role for storing secrets
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Allows storage of secrets to then be referenced in other places.
The motivation was storing WireGuard secrets for systemd-networkd.
2026-05-23 22:40:17 +02:00
12 changed files with 188 additions and 88 deletions

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@ -1,18 +1,22 @@
---
title: New Chaosknoten VM
summary: How to Create a New VM on Chaosknoten
title: Create a new VM on Chaosknoten
---
# New Chaosknoten VM
!!! success "Goal"
This guide outlines the steps to take for creating a new VM (`myservice`) on Chaosknoten. It might also act as a useful reference for other environments however.
Create a new VM on our Chaosknoten Server with DNS Name, Firewalling and network config.
## IP and DNS
## 1. Reserve an IP Address
Decide on what kind of network configuration the VM needs. In this guide we assume a public v6 and a non-public v4 in the v4-NAT network. If you have special requirements, refer to TODO for more information on the different kinds of networks available on Chaosknoten.
Decide on what kind of network configuration the VM needs.
In this guide we assume a public v6 and a non-public v4 in the v4-NAT network.
If you have special requirements, refer to TODO for more information on the different kinds of networks available on Chaosknoten.
1. Allocate a fresh [v6 in NetBox in the v4-NAT v6-network](https://netbox.hamburg.ccc.de/ipam/prefixes/47/ip-addresses/).
- The _hostname_ should be the full FQDN, like: `myservice.hosts.hamburg.ccc.de`
## 2. Configure DNS
2. Add a new `AAAA` record pointing to the chosen v6 to the [`hamburg.ccc.de` zone](https://git.hamburg.ccc.de/CCCHH/ansible-infra/src/branch/main/resources/chaosknoten/auth-dns/zones/hamburg.ccc.de.zone).
It should look something like this:
```
@ -23,7 +27,7 @@ Decide on what kind of network configuration the VM needs. In this guide we assu
ansible-playbook -i inventories/chaosknoten playbooks/deploy.yaml -l auth-dns -t knot
```
## VM Creation
## 3. Create A VM in Proxmox
Now that we have a v6, let's create a new VM on Chaosknoten.
@ -49,6 +53,9 @@ Now that we have a v6, let's create a new VM on Chaosknoten.
```
ssh -J chaos@router.hamburg.ccc.de chaos@myservice.hosts.hamburg.ccc.de
```
## 4. Enter VM into NetBox
4. Finally add the VM to NetBox
1. First [add the VM itself](https://netbox.hamburg.ccc.de/virtualization/virtual-machines/).
- The _Name_ should be the hostname of the VM, so e.g. `myservice`.
@ -63,7 +70,7 @@ Now that we have a v6, let's create a new VM on Chaosknoten.
4. Finally assign the IP address created earlier in NetBox to the just created interface by going into the _Assignment_ section of the IP address configuration.
- Also check _Make this the primary IP for the device/VM_ while doing so.
## Ansible
## 5. Enroll the VM in ansible
Next up the VM should be added to the Ansible configuration management. While Ansible can and should be used to configure various services and configuration options, this section focuses on the basic setup to be done.
@ -88,7 +95,7 @@ Next up the VM should be added to the Ansible configuration management. While An
Feel free to commit at this point before continuing with further configuration.
## Further Setup
## 6. Configure the VM further for your needs
With the basic configuration now done, the VM can be set up further. Here are some helpful pointers:
@ -96,4 +103,9 @@ With the basic configuration now done, the VM can be set up further. Here are so
- Secrets should be stored using SOPS, see: [SOPS: Storing Secrets](./sops-storing-secrets.md)
- Guidance on setting up a web service can be found in the [Web Service](./web-service.md) guide.
Afterward you should also take care of setting up monitoring for the newly configured service, see: [Monitoring: Gatus](./monitoring-gatus.md)
Afterward you should also take care of setting up monitoring for the newly configured service, see: [Monitor a new service with Gatus](./monitor-a-new-service-with-gatus.md).
## Closing Up
This section is optional but if there's any way for the reader to verify their goal has been achieved, you should mention it here.

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@ -291,3 +291,5 @@ msmtp_hosts:
renovate_hosts:
hosts:
renovate:
secrets_hosts:
hosts:

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@ -22,3 +22,5 @@ infrastructure_authorized_keys_hosts:
ansible_pull_hosts:
hosts:
status:
secrets_hosts:
hosts:

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@ -1,5 +1,5 @@
metrics__chaos_password: ENC[AES256_GCM,data:seOU504dZ9K21+NK1MBf9isee2L2rueP6Bl0F66R,iv:ZtQ516gzJQSSgvOOAzPF9MuarXqHSLXy37/9z85KoQ8=,tag:dIal6OxPLli+7DbzhjNFsA==,type:str]
msmtp__smtp_password: ENC[AES256_GCM,data:NlA0aN2SeP4Tl3G1Qg0v/SAicY8p6ZMdQPihGfFTohAmajNvteFJ19ELPezwTz7hia0oU7lwo3DfKuu92WMIKA==,iv:s44piFZZrF6ZYmkGqsBFjTUNiHc4IhBXJATRPETsAI8=,tag:Sj0Q/Y4hT4Hs1JxVOO/8xQ==,type:str]
msmtp__smtp_password: ENC[AES256_GCM,data:FAih8FghRYDx3QGFCjKoJ8Zq0TkeCIx4n1jTx4/sASgECqvucg==,iv:8NDn3wj/bXsbHbuce3ycJTBVWde6XAVxv4NuMUkMbIM=,tag:jeE2b0i/8JPtguLYQvdV1w==,type:str]
sops:
age:
- recipient: age1j0876shgsn7f2thxh9kx9x5uwnh45z6sy2jlk2qz5jhgedm26g5srn9kax
@ -38,8 +38,8 @@ sops:
cnlBL29XQVlsL1ZCenBIYTQ3S3JxQjQKq09vbn1XOC1jIXDpv+ThFMk9k7SyYknr
MBJRBp/0PrKBo/Xk+RCSWSLjgali5Cc8KTjDTJyBG8rFzzvLIazBRg==
-----END AGE ENCRYPTED FILE-----
lastmodified: "2026-03-30T19:28:25Z"
mac: ENC[AES256_GCM,data:IGai2CmOI46XHekSSpLgQxEGw9zIf7Z10K8eQyi0rJGha5ZOjz9jP1VIhC9m6LjRxOKJuEPV2NvBACC5tBUCGwW1Ym31spcROjjtCzyqRF8E7R02oNMIQ32Byb9ij56/Trl5UOBOML+WOdeaq8r74kEfIyZBCx/tfGENuTlBqd4=,iv:Gjzb/IW6WcRL3c4ShOH46cVed4duTs1BFygYnGd4d4Y=,tag:DZAH6tA92mFP5Yo9b4kmkg==,type:str]
lastmodified: "2026-05-23T22:10:20Z"
mac: ENC[AES256_GCM,data:JbnKG1qyAkvFDXr2iHu+gk7nRjedmm+dEK8vBFW5YzndWE4QKoYWeaqRHBk7wdWO9kpZgU2rFiu4Be+ikotoMS8jKAcd5wWSrWtSreaZxxiD2TWMWX8HwPtETnYe0rjrEZ3kPcUj4QPyNTphfbH3ARLjthedRXNF70NDc+DIpAY=,iv:4LN3oslWUWqoY3rQNVDSmlJn1o0c8JQELzsWd5btn7Y=,tag:c8X1q9XMMUkXed93j9C6ww==,type:str]
pgp:
- created_at: "2026-05-20T02:08:49Z"
enc: |-
@ -212,4 +212,4 @@ sops:
-----END PGP MESSAGE-----
fp: 41FFAF3D519CF5C039FBD8414BCC213729AF0E49
unencrypted_suffix: _unencrypted
version: 3.12.1
version: 3.12.2

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@ -12,8 +12,8 @@ ansible_pull__timer_randomized_delay_sec: 30min
msmtp__smtp_host: cow.hamburg.ccc.de
msmtp__smtp_port: 465
msmtp__smtp_tls_method: smtps
msmtp__smtp_user: any@hosts.z9.ccchh.net
msmtp__smtp_from: "{{ inventory_hostname }}@hosts.z9.ccchh.net"
msmtp__smtp_user: machine@ccchh.net
msmtp__smtp_from: "{{ inventory_hostname }}@cchh.net"
alloy_config_default: |
prometheus.remote_write "default" {

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@ -57,3 +57,5 @@ ansible_pull_hosts:
light:
waybackproxy:
yate:
secrets_hosts:
hosts:

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@ -6,6 +6,13 @@
tags:
- base_config
- name: Ensure secrets deployment on secrets_hosts
hosts: secrets_hosts
roles:
- secrets
tags:
- secrets
- name: Ensure systemd-networkd config deployment on systemd_networkd_hosts
hosts: systemd_networkd_hosts
roles:

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@ -1,73 +1,64 @@
$ORIGIN .
$TTL 900 ; 15 minutes
ccchh.net IN SOA auth-dns.hamburg.ccc.de. noc.hamburg.ccc.de. (
2026042801 ; serial
$TTL 60 ; 1 minutes
@ SOA auth-dns.hamburg.ccc.de. noc.hamburg.ccc.de. (
1 ; serial (overwritten by knot automatically)
86400 ; refresh (1 day)
7200 ; retry (2 hours)
3600000 ; expire (5 weeks 6 days 16 hours)
7200 ; minimum (2 hours)
60 ; minimum/negative ttl (1 minute)
)
NS auth-dns.hamburg.ccc.de.
NS ns.vie.ccc.de.
$ORIGIN ccchh.net.
aes A 212.12.48.125
club-assistant AAAA 2a07:c481:1:d0::a
;_acme-challenge.club-assistant CNAME d50ad73a-f82d-4244-87f0-6f5195b37d21.auth.acmedns.hamburg.ccc.de
club-assistant.z9 AAAA 2a07:c481:1:d0::a
;_acme-challenge.club-assistant.z9 CNAME 0efa74d1-7dcd-478b-bdc5-5b76d0f07642.auth.acmedns.hamburg.ccc.de
esphome AAAA 2a07:c481:1:d0::66
esphome.z9 AAAA 2a07:c481:1:d0::66
zigbee2mqtt A 185.161.129.132
light AAAA 2a07:c481:1:d0::16
_acme-challenge.light CNAME e59f55ee-9013-469d-a146-a159721b6fea.auth.acmedns.hamburg.ccc.de.
light.z9 AAAA 2a07:c481:1:d0::16
_acme-challenge.light.z9 CNAME 3bc9e7ce-03dd-4533-a059-b5d38407eaa5.auth.acmedns.hamburg.ccc.de.
light-werkstatt AAAA 2a07:c481:1:d0::16
_acme-challenge.light-werkstatt CNAME f408acc0-d9f5-4525-bb01-28938e3bb7d0.auth.acmedns.hamburg.ccc.de.
mailserver-endpoint A 82.165.121.46
ns1 A 185.161.129.133
send-only-mail MX 10 send-only-mailserver
TXT "v=spf1 mx -all"
send-only-mailserver A 82.165.121.46
send-only-mailserver-access A 185.161.129.132
thinkcccore0 AAAA 2a07:c481:1:f2::3
thinkcccore0.z9 AAAA 2a07:c481:1:f2::3
thinkcccore1 AAAA 2a07:c481:1:f2::4
thinkcccore1.z9 AAAA 2a07:c481:1:f2::4
opnsense AAAA 2a07:c481:1:f2::1
opnsense.z9 AAAA 2a07:c481:1:f2::1
pbs AAAA 2a07:c481:1:f2::4
thinkcccore2 AAAA 2a07:c481:1:f2::5
thinkcccore2.z9 AAAA 2a07:c481:1:f2::5
thinkcccore3 AAAA 2a07:c481:1:f2::6
thinkcccore3.z9 AAAA 2a07:c481:1:f2::6
miniscccore0 AAAA 2a07:c481:1:f2::9
miniscccore0.z9 AAAA 2a07:c481:1:f2::9
uptime-kuma A 185.161.129.132
status AAAA 2a07:c481:1:ce::a
status.z9 AAAA 2a07:c481:1:ce::a
wiki A 212.12.48.125
hmdooris-ccu A 10.31.208.202
buba A 10.31.211.137
buba.z9 A 10.31.211.137
dooris AAAA 2a07:c481:1:d0::1c
_acme-challenge.dooris CNAME 37caae1f-b77f-4eb1-aa71-dc3f7ed24360.auth.acmedns.hamburg.ccc.de.
waybackproxy A 10.31.208.99
yate A 10.31.208.12
staubiv2 A 10.31.210.233
staubiv2.z9 A 10.31.210.233
; Mail: hosts.z9.ccchh.net
hosts.z9 MX 10 cow.hamburg.ccc.de
TXT "v=spf1 mx -all"
dkim._domainkey.hosts.z9 TXT ("v=DKIM1;k=rsa;t=s;s=email;"
"p=MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAvsdypQ/tlrzto5KVP"
"5o7tEblXK/hOVRFB683uODzo26XTFMSRGjumMuo/tej59GMePdUu0uIsdq8hfj8"
"ot0R2OQNazdyp4NW4TUWfFGJ4S2f6LR3lE3I5Lw7fHiYHz0GnCGTqZIItkHK+xQ"
"i5Fdhwd1YbFJtO0XiZ0jY5w6pvny6pEH8WaKX85rEmz2zqCtpiYPRPmoK/Tn+rV"
"2e8fVioMRm9W8E4PU42WLds66qOkFR0KjKIavE6y7JahESEoVGcVnSPdtMOX0Ln"
"KbSMQNrTvNbBoPdLYvNaXOw7TmVPKjDV+FRCIIdK+m0fL82/vm5jPBvDr5+WlM1"
"xV/P/KlSnQIDAQAB")
$ORIGIN send-only-mail.ccchh.net.
_dmarc TXT "v=DMARC1;p=quarantine;"
key._domainkey TXT "v=DKIM1;k=rsa;p=MIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDqduM4+SQ+IQ2uAxbjFkd+0hAjohTgT3nM76jyrWGHJ8TizNU2PGkta0NjCq+m9VLBZUjIJphW2vrnlJsnN0JkGAdoLBL3Qs0kShT6V+xsxslZG2KHApihnJUp34tPSMES+aTnD+jEPGyxFLeoiK+3gywNhCGalHSQ+G88Z2n59wIDAQAB"
@ NS auth-dns.hamburg.ccc.de.
@ NS ns.vie.ccc.de.
;
; Network-Infrastructure
;
rt-wan A 185.161.129.134
AAAA 2a07:c481::1:2
sw-rack-1 A 10.89.213.2
AAAA 2a07:c481:1:36::2
sw-rack-2-poe A 10.89.213.3
AAAA 2a07:c481:1:36::3
sw-main-1 A 10.89.213.4
AAAA 2a07:c481:1:36::4
sw-main-2 A 10.89.213.5
AAAA 2a07:c481:1:36::5
sw-shop-1 A 10.89.213.6
AAAA 2a07:c481:1:36::6
sw-shop-2-poe A 10.89.213.7
AAAA 2a07:c481:1:36::7
sw-shop-3-poe A 10.89.213.8
AAAA 2a07:c481:1:36::8
pve01 A 10.89.213.11
AAAA 2a07:c481:1:36::11
pve02 A 10.89.213.12
AAAA 2a07:c481:1:36::12
pve03 A 10.89.213.13
AAAA 2a07:c481:1:36::13
pve04 A 10.89.213.14
AAAA 2a07:c481:1:36::14
pbs A 10.89.213.15
AAAA 2a07:c481:1:36::15
unifi A 10.89.213.21
;
; Club-Services
;
xr18 A 172.31.200.21
;club-assistant AAAA 2a07:c481:1:d0::a
;;_acme-challenge.club-assistant CNAME d50ad73a-f82d-4244-87f0-6f5195b37d21.auth.acmedns.hamburg.ccc.de
;esphome AAAA 2a07:c481:1:d0::66
;zigbee2mqtt A 185.161.129.132
;light AAAA 2a07:c481:1:d0::16
;_acme-challenge.light CNAME e59f55ee-9013-469d-a146-a159721b6fea.auth.acmedns.hamburg.ccc.de.
;light-werkstatt AAAA 2a07:c481:1:d0::16
;_acme-challenge.light-werkstatt CNAME f408acc0-d9f5-4525-bb01-28938e3bb7d0.auth.acmedns.hamburg.ccc.de.
;hmdooris-ccu A 10.31.208.202
;buba A 10.31.211.137
;dooris AAAA 2a07:c481:1:d0::1c
;_acme-challenge.dooris CNAME 37caae1f-b77f-4eb1-aa71-dc3f7ed24360.auth.acmedns.hamburg.ccc.de.
;yate A 10.31.208.12
;staubiv2 A 10.31.210.233

24
roles/secrets/README.md Normal file
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@ -0,0 +1,24 @@
# Role `secrets`
Allows storing the given secret contents in the configured files.
## Supported Distributions
Should work on Debian-based distributions.
## Required Arguments
None.
## Optional Arguments
- `secrets__secrets`: List of secrets.
Defaults to the empty list (`[ ]`).
- `secrets__secrets.*.name`: (File)name for the secret (in the `/etc/ansible_secrets` directory).
- `secrets__secrets.*.content`: The secret content to store.
- `secrets__secrets.*.owner`: The owner of the secret file.
Defaults to `root`.
- `secrets__secrets.*.group`: The group of the secret file.
Defaults to `root`.
- `secrets__secrets.*.mode`: The mode of the secret file.
Defaults to `0640`.

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@ -0,0 +1 @@
secrets__secrets: [ ]

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@ -0,0 +1,6 @@
argument_specs:
main:
options:
secrets__secrets:
type: list
required: false

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@ -0,0 +1,53 @@
- name: validate secret configs
ansible.builtin.validate_argument_spec:
argument_spec: "{{ required_data }}"
provided_arguments:
config: "{{ item }}"
loop: "{{ secrets__secrets }}"
loop_control:
label: "{{ item.name }}"
vars:
required_data:
config:
type: dict
required: true
options:
name:
type: str
required: true
content:
type: str
required: true
owner:
type: str
required: false
default: root
group:
type: str
required: false
default: root
mode:
type: str
required: false
default: "0640"
- name: ensure secrets directory exists
ansible.builtin.file:
path: "/etc/ansible_secrets"
state: directory
owner: root
group: root
mode: "0750"
become: true
- name: ensure secrets are present
ansible.builtin.copy:
content: "{{ item.content }}"
dest: "/etc/ansible_secrets/{{ item.name }}"
mode: "{{ item.mode | default('0640') }}"
owner: "{{ item.owner | default('root') }}"
group: "{{ item.group | default('root') }}"
become: true
loop: "{{ secrets__secrets }}"
loop_control:
label: "{{ item.name }}"