Update all stable non-major dependencies

Since we want to do v6-only internally, only listen on v6 for proxy
protocol.
This is also needed as we only have set_real_ip_from pointing to a v6.

.forgejo/workflows/lint.yaml

@@ -24,7 +24,7 @@ jobs:
       # work in our environmnet.
       # Rather manually setup python (pip) before instead.
       - name: Run ansible-lint
-        uses: https://github.com/ansible/ansible-lint@v25.11.0
+        uses: https://github.com/ansible/ansible-lint@v25.12.2
         with:
           setup_python: "false"
           requirements_file: "requirements.yml"

inventories/chaosknoten/host_vars/netbox.yaml

@@ -1,5 +1,5 @@
 # renovate: datasource=github-releases depName=netbox packageName=netbox-community/netbox
-netbox__version: "v4.4.6"
+netbox__version: "v4.5.0"
 netbox__config: "{{ lookup('ansible.builtin.template', 'resources/chaosknoten/netbox/netbox/configuration.py.j2') }}"
 netbox__custom_pipeline_oidc_group_and_role_mapping: true
 

inventories/chaosknoten/hosts.yaml

@@ -1,9 +1,9 @@
 all:
   hosts:
     ccchoir:
-      ansible_host: ccchoir-intern.hamburg.ccc.de
+      ansible_host: ccchoir.hosts.hamburg.ccc.de
       ansible_user: chaos
-      ansible_ssh_common_args: -J ssh://chaos@public-reverse-proxy.hamburg.ccc.de
+      ansible_ssh_common_args: -J ssh://chaos@router.hamburg.ccc.de
     chaosknoten:
       ansible_host: chaosknoten.hamburg.ccc.de
     cloud:
@@ -15,13 +15,13 @@ all:
       ansible_user: chaos
       ansible_ssh_common_args: -J ssh://chaos@router.hamburg.ccc.de
     grafana:
-      ansible_host: grafana-intern.hamburg.ccc.de
+      ansible_host: grafana.hosts.hamburg.ccc.de
       ansible_user: chaos
-      ansible_ssh_common_args: -J ssh://chaos@public-reverse-proxy.hamburg.ccc.de
+      ansible_ssh_common_args: -J ssh://chaos@router.hamburg.ccc.de
     tickets:
-      ansible_host: tickets-intern.hamburg.ccc.de
+      ansible_host: tickets.hosts.hamburg.ccc.de
       ansible_user: chaos
-      ansible_ssh_common_args: -J ssh://chaos@public-reverse-proxy.hamburg.ccc.de
+      ansible_ssh_common_args: -J ssh://chaos@router.hamburg.ccc.de
     keycloak:
       ansible_host: keycloak.hosts.hamburg.ccc.de
       ansible_user: chaos
@@ -45,9 +45,9 @@ all:
       ansible_user: chaos
       ansible_ssh_common_args: -J ssh://chaos@router.hamburg.ccc.de
     pretalx:
-      ansible_host: pretalx-intern.hamburg.ccc.de
+      ansible_host: pretalx.hosts.hamburg.ccc.de
       ansible_user: chaos
-      ansible_ssh_common_args: -J ssh://chaos@public-reverse-proxy.hamburg.ccc.de
+      ansible_ssh_common_args: -J ssh://chaos@router.hamburg.ccc.de
     public-reverse-proxy:
       ansible_host: public-reverse-proxy.hamburg.ccc.de
       ansible_user: chaos
@@ -59,13 +59,13 @@ all:
       ansible_user: chaos
       ansible_ssh_common_args: -J ssh://chaos@router.hamburg.ccc.de
     zammad:
-      ansible_host: zammad-intern.hamburg.ccc.de
+      ansible_host: zammad.hosts.hamburg.ccc.de
       ansible_user: chaos
-      ansible_ssh_common_args: -J ssh://chaos@public-reverse-proxy.hamburg.ccc.de
+      ansible_ssh_common_args: -J ssh://chaos@router.hamburg.ccc.de
     ntfy:
-      ansible_host: ntfy-intern.hamburg.ccc.de
+      ansible_host: ntfy.hosts.hamburg.ccc.de
       ansible_user: chaos
-      ansible_ssh_common_args: -J ssh://chaos@public-reverse-proxy.hamburg.ccc.de
+      ansible_ssh_common_args: -J ssh://chaos@router.hamburg.ccc.de
     sunders:
       ansible_host: sunders.hosts.hamburg.ccc.de
       ansible_user: chaos

resources/chaosknoten/ccchoir/nginx/ccchoir.de.conf

@@ -2,12 +2,12 @@
 # https://ssl-config.mozilla.org/#server=nginx&version=1.17.7&config=intermediate&openssl=1.1.1k&guideline=5.6
 server {
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl http2 proxy_protocol;
+    listen [::]:8443 ssl http2 proxy_protocol;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy
     # protocol.
     # First set our proxy protocol proxy as trusted.
-    set_real_ip_from 172.31.17.140;
+    set_real_ip_from 2a00:14b0:4200:3000:125::1;
     # Then tell the realip_module to get the addreses from the proxy protocol
     # header.
     real_ip_header proxy_protocol;
@@ -43,12 +43,12 @@ server {
 
 server {
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl http2 proxy_protocol;
+    listen [::]:8443 ssl http2 proxy_protocol;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy
     # protocol.
     # First set our proxy protocol proxy as trusted.
-    set_real_ip_from 172.31.17.140;
+    set_real_ip_from 2a00:14b0:4200:3000:125::1;
     # Then tell the realip_module to get the addreses from the proxy protocol
     # header.
     real_ip_header proxy_protocol;

resources/chaosknoten/eh22-wiki/nginx/eh22.easterhegg.eu.conf

@@ -2,7 +2,6 @@
 # https://ssl-config.mozilla.org/#server=nginx&version=1.17.7&config=intermediate&openssl=1.1.1k&guideline=5.6
 server {
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl http2 proxy_protocol;
     listen [::]:8443 ssl http2 proxy_protocol;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy

resources/chaosknoten/grafana/docker_compose/compose.yaml.j2

@@ -2,7 +2,7 @@
 services:
 
   prometheus:
-    image: docker.io/prom/prometheus:v3.7.3
+    image: docker.io/prom/prometheus:v3.9.1
     container_name: prometheus
     command:
       - '--config.file=/etc/prometheus/prometheus.yml'
@@ -19,7 +19,7 @@ services:
       - prom_data:/prometheus
 
   alertmanager:
-    image: docker.io/prom/alertmanager:v0.29.0
+    image: docker.io/prom/alertmanager:v0.30.0
     container_name: alertmanager
     command:
       - '--config.file=/etc/alertmanager/alertmanager.yaml'
@@ -32,7 +32,7 @@ services:
       - alertmanager_data:/alertmanager
 
   grafana:
-    image: docker.io/grafana/grafana:12.3.0
+    image: docker.io/grafana/grafana:12.3.1
     container_name: grafana
     ports:
       - 3000:3000
@@ -46,7 +46,7 @@ services:
       - graf_data:/var/lib/grafana
 
   pve-exporter:
-    image: docker.io/prompve/prometheus-pve-exporter:3.5.5
+    image: docker.io/prompve/prometheus-pve-exporter:3.8.0
     container_name: pve-exporter
     ports:
       - 9221:9221
@@ -59,7 +59,7 @@ services:
       - /dev/null:/etc/prometheus/pve.yml
 
   loki:
-    image: docker.io/grafana/loki:3.6.0
+    image: docker.io/grafana/loki:3.6.3
     container_name: loki
     ports:
       - 13100:3100

resources/chaosknoten/grafana/nginx/grafana.hamburg.ccc.de.conf

@@ -2,13 +2,13 @@
 # https://ssl-config.mozilla.org/#server=nginx&version=1.17.7&config=intermediate&openssl=1.1.1k&guideline=5.6
 server {
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl proxy_protocol;
+    listen [::]:8443 ssl proxy_protocol;
     http2 on;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy
     # protocol.
     # First set our proxy protocol proxy as trusted.
-    set_real_ip_from 172.31.17.140;
+    set_real_ip_from 2a00:14b0:4200:3000:125::1;
     # Then tell the realip_module to get the addreses from the proxy protocol
     # header.
     real_ip_header proxy_protocol;

resources/chaosknoten/grafana/nginx/loki.hamburg.ccc.de.conf

@@ -17,7 +17,6 @@ server {
     server_name loki.hamburg.ccc.de;
 
     listen [::]:50051 ssl;
-    listen 172.31.17.145:50051 ssl;
 
     http2 on;
 
@@ -59,7 +58,6 @@ server {
     server_name loki.hamburg.ccc.de;
 
     listen [::]:443 ssl;
-    listen 172.31.17.145:443 ssl;
 
     http2 on;
 

resources/chaosknoten/grafana/nginx/metrics.hamburg.ccc.de.conf

@@ -18,7 +18,6 @@ server {
     server_name metrics.hamburg.ccc.de;
 
     listen [::]:443 ssl;
-    listen 172.31.17.145:443 ssl;
     http2 on;
 
     client_body_buffer_size 512k;

resources/chaosknoten/keycloak/nginx/id.hamburg.ccc.de.conf

@@ -3,7 +3,6 @@
 # Also see: https://www.keycloak.org/server/reverseproxy
 server {
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl http2 proxy_protocol;
     listen [::]:8443 ssl http2 proxy_protocol;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy

resources/chaosknoten/keycloak/nginx/invite.hamburg.ccc.de.conf

@@ -3,7 +3,6 @@
 # Also see: https://www.keycloak.org/server/reverseproxy
 server {
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl http2 proxy_protocol;
     listen [::]:8443 ssl http2 proxy_protocol;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy

resources/chaosknoten/keycloak/nginx/keycloak-admin.hamburg.ccc.de.conf

@@ -7,7 +7,6 @@ server {
     ##listen [::]:443 ssl http2;
 
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl http2 proxy_protocol;
     listen [::]:8443 ssl http2 proxy_protocol;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy

resources/chaosknoten/netbox/nginx/netbox.hamburg.ccc.de.conf

@@ -7,7 +7,7 @@ server {
     # $remote_port to the client address and client port, when using proxy
     # protocol.
     # First set our proxy protocol proxy as trusted.
-    set_real_ip_from 172.31.17.140;
+    set_real_ip_from 2a00:14b0:4200:3000:125::1;
     # Then tell the realip_module to get the addreses from the proxy protocol
     # header.
     real_ip_header proxy_protocol;

resources/chaosknoten/ntfy/nginx/ntfy.hamburg.ccc.de.conf

@@ -2,13 +2,13 @@
 # https://ssl-config.mozilla.org/#server=nginx&version=1.17.7&config=intermediate&openssl=1.1.1k&guideline=5.6
 server {
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl proxy_protocol;
+    listen [::]:8443 ssl proxy_protocol;
     http2 on;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy
     # protocol.
     # First set our proxy protocol proxy as trusted.
-    set_real_ip_from 172.31.17.140;
+    set_real_ip_from 2a00:14b0:4200:3000:125::1;
     # Then tell the realip_module to get the addreses from the proxy protocol
     # header.
     real_ip_header proxy_protocol;

resources/chaosknoten/onlyoffice/docker_compose/compose.yaml.j2

@@ -4,7 +4,7 @@
 
 services:
   onlyoffice:
-    image: docker.io/onlyoffice/documentserver:9.1.0
+    image: docker.io/onlyoffice/documentserver:9.2.1
     restart: unless-stopped
     volumes:
       - "./onlyoffice/DocumentServer/logs:/var/log/onlyoffice"

resources/chaosknoten/onlyoffice/nginx/onlyoffice.hamburg.ccc.de.conf

@@ -2,7 +2,6 @@
 # https://ssl-config.mozilla.org/#server=nginx&version=1.17.7&config=intermediate&openssl=1.1.1k&guideline=5.6
 server {
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl http2 proxy_protocol;
     listen [::]:8443 ssl http2 proxy_protocol;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy

resources/chaosknoten/pad/docker_compose/compose.yaml.j2

@@ -13,7 +13,7 @@ services:
     restart: unless-stopped
 
   app:
-    image: quay.io/hedgedoc/hedgedoc:1.10.3
+    image: quay.io/hedgedoc/hedgedoc:1.10.5
     environment:
       - "CMD_DB_URL=postgres://hedgedoc:{{ secret__hedgedoc_db_password }}@database:5432/hedgedoc"
       - "CMD_DOMAIN=pad.hamburg.ccc.de"

resources/chaosknoten/pad/nginx/pad.hamburg.ccc.de.conf

@@ -2,7 +2,6 @@
 # https://ssl-config.mozilla.org/#server=nginx&version=1.17.7&config=intermediate&openssl=1.1.1k&guideline=5.6
 server {
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl http2 proxy_protocol;
     listen [::]:8443 ssl http2 proxy_protocol;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy

resources/chaosknoten/pretalx/docker_compose/compose.yaml.j2

@@ -23,7 +23,7 @@ services:
       - pretalx_net
 
   static:
-    image: docker.io/library/nginx:1.29.3
+    image: docker.io/library/nginx:1.29.4
     restart: unless-stopped
     volumes:
       - public:/usr/share/nginx/html
@@ -33,7 +33,7 @@ services:
       - pretalx_net
 
   pretalx:
-    image: docker.io/pretalx/standalone:v2025.1.0
+    image: docker.io/pretalx/standalone:v2025.2.2
     entrypoint: gunicorn
     command:
       - "pretalx.wsgi"
@@ -78,7 +78,7 @@ services:
       - pretalx_net
 
   celery:
-    image: docker.io/pretalx/standalone:v2025.1.0
+    image: docker.io/pretalx/standalone:v2025.2.2
     command:
       - taskworker
     restart: unless-stopped

resources/chaosknoten/pretalx/nginx/cfp.eh22.easterhegg.eu.conf

@@ -2,12 +2,12 @@
 # https://ssl-config.mozilla.org/#server=nginx&version=1.17.7&config=intermediate&openssl=1.1.1k&guideline=5.6
 server {
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl http2 proxy_protocol;
+    listen [::]:8443 ssl http2 proxy_protocol;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy
     # protocol.
     # First set our proxy protocol proxy as trusted.
-    set_real_ip_from 172.31.17.140;
+    set_real_ip_from 2a00:14b0:4200:3000:125::1;
     # Then tell the realip_module to get the addreses from the proxy protocol
     # header.
     real_ip_header proxy_protocol;

resources/chaosknoten/pretalx/nginx/pretalx.hamburg.ccc.de.conf

@@ -2,12 +2,12 @@
 # https://ssl-config.mozilla.org/#server=nginx&version=1.17.7&config=intermediate&openssl=1.1.1k&guideline=5.6
 server {
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl http2 proxy_protocol;
+    listen [::]:8443 ssl http2 proxy_protocol;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy
     # protocol.
     # First set our proxy protocol proxy as trusted.
-    set_real_ip_from 172.31.17.140;
+    set_real_ip_from 2a00:14b0:4200:3000:125::1;
     # Then tell the realip_module to get the addreses from the proxy protocol
     # header.
     real_ip_header proxy_protocol;

resources/chaosknoten/public-reverse-proxy/nginx/acme_challenge.conf

@@ -4,12 +4,12 @@ map $host $upstream_acme_challenge_host {
     c3cat.de 172.31.17.151:31820;
     www.c3cat.de 172.31.17.151:31820;
     staging.c3cat.de 172.31.17.151:31820;
-    ccchoir.de ccchoir-intern.hamburg.ccc.de:31820;
-    www.ccchoir.de ccchoir-intern.hamburg.ccc.de:31820;
+    ccchoir.de ccchoir.hosts.hamburg.ccc.de:31820;
+    www.ccchoir.de ccchoir.hosts.hamburg.ccc.de:31820;
     cloud.hamburg.ccc.de cloud.hosts.hamburg.ccc.de:31820;
     element.hamburg.ccc.de 172.31.17.151:31820;
     git.hamburg.ccc.de 172.31.17.154:31820;
-    grafana.hamburg.ccc.de 172.31.17.145:31820;
+    grafana.hamburg.ccc.de grafana.hosts.hamburg.ccc.de:31820;
     hackertours.hamburg.ccc.de 172.31.17.151:31820;
     staging.hackertours.hamburg.ccc.de 172.31.17.151:31820;
     hamburg.ccc.de 172.31.17.151:31820;
@@ -22,15 +22,15 @@ map $host $upstream_acme_challenge_host {
     netbox.hamburg.ccc.de netbox.hosts.hamburg.ccc.de:31820;
     onlyoffice.hamburg.ccc.de onlyoffice.hosts.hamburg.ccc.de:31820;
     pad.hamburg.ccc.de pad.hosts.hamburg.ccc.de:31820;
-    pretalx.hamburg.ccc.de 172.31.17.157:31820;
+    pretalx.hamburg.ccc.de pretalx.hosts.hamburg.ccc.de:31820;
     spaceapi.hamburg.ccc.de 172.31.17.151:31820;
     staging.hamburg.ccc.de 172.31.17.151:31820;
     wiki.ccchh.net wiki.hosts.hamburg.ccc.de:31820;
     wiki.hamburg.ccc.de wiki.hosts.hamburg.ccc.de:31820;
     www.hamburg.ccc.de 172.31.17.151:31820;
-    tickets.hamburg.ccc.de 172.31.17.148:31820;
+    tickets.hamburg.ccc.de tickets.hosts.hamburg.ccc.de:31820;
     sunders.hamburg.ccc.de sunders.hosts.hamburg.ccc.de:31820;
-    zammad.hamburg.ccc.de 172.31.17.152:31820;
+    zammad.hamburg.ccc.de zammad.hosts.hamburg.ccc.de:31820;
     eh03.easterhegg.eu 172.31.17.151:31820;
     eh05.easterhegg.eu 172.31.17.151:31820;
     eh07.easterhegg.eu 172.31.17.151:31820;
@@ -73,7 +73,7 @@ map $host $upstream_acme_challenge_host {
     design.hamburg.ccc.de 172.31.17.162:31820;
     hydra.hamburg.ccc.de 172.31.17.163:31820;
     cfp.eh22.easterhegg.eu 172.31.17.157:31820;
-    ntfy.hamburg.ccc.de 172.31.17.149:31820;
+    ntfy.hamburg.ccc.de ntfy.hosts.hamburg.ccc.de:31820;
     cryptoparty-hamburg.de 172.31.17.151:31820;
     cryptoparty.hamburg.ccc.de 172.31.17.151:31820;
     staging.cryptoparty-hamburg.de 172.31.17.151:31820;

resources/chaosknoten/public-reverse-proxy/nginx/nginx.conf

@@ -18,15 +18,15 @@ stream {
     resolver 212.12.50.158 192.76.134.90;
 
     map $ssl_preread_server_name $address {
-        ccchoir.de ccchoir-intern.hamburg.ccc.de:8443;
-        www.ccchoir.de ccchoir-intern.hamburg.ccc.de:8443;
+        ccchoir.de ccchoir.hosts.hamburg.ccc.de:8443;
+        www.ccchoir.de ccchoir.hosts.hamburg.ccc.de:8443;
         cloud.hamburg.ccc.de cloud.hosts.hamburg.ccc.de:8443;
         pad.hamburg.ccc.de pad.hosts.hamburg.ccc.de:8443;
-        pretalx.hamburg.ccc.de pretalx-intern.hamburg.ccc.de:8443;
+        pretalx.hamburg.ccc.de pretalx.hosts.hamburg.ccc.de:8443;
         id.hamburg.ccc.de keycloak.hosts.hamburg.ccc.de:8443;
         invite.hamburg.ccc.de keycloak.hosts.hamburg.ccc.de:8443;
         keycloak-admin.hamburg.ccc.de keycloak.hosts.hamburg.ccc.de:8443;
-        grafana.hamburg.ccc.de 172.31.17.145:8443;
+        grafana.hamburg.ccc.de grafana.hosts.hamburg.ccc.de:8443;
         wiki.ccchh.net wiki.hosts.hamburg.ccc.de:8443;
         wiki.hamburg.ccc.de wiki.hosts.hamburg.ccc.de:8443;
         onlyoffice.hamburg.ccc.de onlyoffice.hosts.hamburg.ccc.de:8443;
@@ -42,9 +42,9 @@ stream {
         hamburg.ccc.de 172.31.17.151:8443;
         staging.hamburg.ccc.de 172.31.17.151:8443;
         spaceapi.hamburg.ccc.de 172.31.17.151:8443;
-        tickets.hamburg.ccc.de 172.31.17.148:8443;
+        tickets.hamburg.ccc.de tickets.hosts.hamburg.ccc.de:8443;
         sunders.hamburg.ccc.de sunders.hosts.hamburg.ccc.de:8443;
-        zammad.hamburg.ccc.de 172.31.17.152:8443;
+        zammad.hamburg.ccc.de zammad.hosts.hamburg.ccc.de:8443;
         c3cat.de 172.31.17.151:8443;
         www.c3cat.de 172.31.17.151:8443;
         staging.c3cat.de 172.31.17.151:8443;
@@ -90,8 +90,8 @@ stream {
         woodpecker.hamburg.ccc.de 172.31.17.160:8443;
         design.hamburg.ccc.de 172.31.17.162:8443;
         hydra.hamburg.ccc.de 172.31.17.163:8443;
-        cfp.eh22.easterhegg.eu pretalx-intern.hamburg.ccc.de:8443;
-        ntfy.hamburg.ccc.de 172.31.17.149:8443;
+        cfp.eh22.easterhegg.eu pretalx.hosts.hamburg.ccc.de:8443;
+        ntfy.hamburg.ccc.de ntfy.hosts.hamburg.ccc.de:8443;
         cryptoparty-hamburg.de 172.31.17.151:8443;
         cryptoparty.hamburg.ccc.de 172.31.17.151:8443;
         staging.cryptoparty-hamburg.de 172.31.17.151:8443;

resources/chaosknoten/router/nftables/nftables.conf

@@ -39,7 +39,23 @@ table inet host {
         ct state established,related accept
 
 		ip protocol icmp accept
-		ip6 nexthdr icmpv6 accept
+        # ICMPv6
+        # https://datatracker.ietf.org/doc/html/rfc4890#autoid-24
+        # Allowlist consisting of: "Traffic That Must Not Be Dropped" and "Traffic That Normally Should Not Be Dropped"
+        # Error messages that are essential to the establishment and maintenance of communications:
+        icmpv6 type { destination-unreachable, packet-too-big } accept
+        icmpv6 type { time-exceeded } accept
+        icmpv6 type { parameter-problem } accept
+        # Connectivity checking messages:
+        icmpv6 type { echo-request, echo-reply } accept
+        # Address Configuration and Router Selection messages:
+        icmpv6 type { nd-router-solicit, nd-router-advert, nd-neighbor-solicit, nd-neighbor-advert, ind-neighbor-solicit, ind-neighbor-advert } accept
+        # Link-Local Multicast Receiver Notification messages:
+        icmpv6 type { mld-listener-query, mld-listener-report, mld-listener-done, mld2-listener-report } accept
+        # SEND Certificate Path Notification messages:
+        icmpv6 type { 148, 149 } accept
+        # Multicast Router Discovery messages:
+        icmpv6 type { 151, 152, 153 } accept
 
         # Allow SSH access.
         tcp dport 22 accept comment "allow ssh access"

resources/chaosknoten/sunders/docker_compose/compose.yaml.j2

@@ -3,7 +3,7 @@
 
 services:
   db:
-    image: mariadb:12.0.2
+    image: mariadb:12.1.2
     command: --max_allowed_packet=3250585600
     environment:
       MYSQL_ROOT_PASSWORD: "{{ secret__sunders_db_root_password }}"

resources/chaosknoten/sunders/nginx/sunders.hamburg.ccc.de.conf

@@ -7,7 +7,7 @@ server {
     # $remote_port to the client address and client port, when using proxy
     # protocol.
     # First set our proxy protocol proxy as trusted.
-    set_real_ip_from 172.31.17.140;
+    set_real_ip_from 2a00:14b0:4200:3000:125::1;
     # Then tell the realip_module to get the addreses from the proxy protocol
     # header.
     real_ip_header proxy_protocol;

resources/chaosknoten/tickets/nginx/tickets.hamburg.ccc.de.conf

@@ -2,12 +2,12 @@
 # https://ssl-config.mozilla.org/#server=nginx&version=1.17.7&config=intermediate&openssl=1.1.1k&guideline=5.6
 server {
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl http2 proxy_protocol;
+    listen [::]:8443 ssl http2 proxy_protocol;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy
     # protocol.
     # First set our proxy protocol proxy as trusted.
-    set_real_ip_from 172.31.17.140;
+    set_real_ip_from 2a00:14b0:4200:3000:125::1;
     # Then tell the realip_module to get the addreses from the proxy protocol
     # header.
     real_ip_header proxy_protocol;

resources/chaosknoten/wiki/nginx/wiki.ccchh.net.conf

@@ -2,7 +2,6 @@
 # https://ssl-config.mozilla.org/#server=nginx&version=1.17.7&config=intermediate&openssl=1.1.1k&guideline=5.6
 server {
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl http2 proxy_protocol;
     listen [::]:8443 ssl http2 proxy_protocol;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy

resources/chaosknoten/wiki/nginx/wiki.hamburg.ccc.de.conf

@@ -2,7 +2,6 @@
 # https://ssl-config.mozilla.org/#server=nginx&version=1.17.7&config=intermediate&openssl=1.1.1k&guideline=5.6
 server {
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl http2 proxy_protocol;
     listen [::]:8443 ssl http2 proxy_protocol;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy

resources/chaosknoten/zammad/nginx/zammad.hamburg.ccc.de.conf

@@ -2,12 +2,12 @@
 # https://ssl-config.mozilla.org/#server=nginx&version=1.17.7&config=intermediate&openssl=1.1.1k&guideline=5.6
 server {
     # Listen on a custom port for the proxy protocol.
-    listen 8443 ssl http2 proxy_protocol;
+    listen [::]:8443 ssl http2 proxy_protocol;
     # Make use of the ngx_http_realip_module to set the $remote_addr and
     # $remote_port to the client address and client port, when using proxy
     # protocol.
     # First set our proxy protocol proxy as trusted.
-    set_real_ip_from 172.31.17.140;
+    set_real_ip_from 2a00:14b0:4200:3000:125::1;
     # Then tell the realip_module to get the addreses from the proxy protocol
     # header.
     real_ip_header proxy_protocol;