Move z9-host-specific configs and templates into z9 subdirectories

playbooks/files/z9/configs/public-reverse-proxy/nginx/acme_challenge.conf

@@ -0,0 +1,72 @@
+map $host $upstream_acme_challenge_host {
+    club-assistant.ccchh.net 10.31.208.10;
+    netbox.ccchh.net 10.31.208.29;
+    light.ccchh.net 10.31.208.23;
+    thinkcccore0.ccchh.net 10.31.242.3;
+    thinkcccore1.ccchh.net 10.31.242.4;
+    thinkcccore2.ccchh.net 10.31.242.5;
+    thinkcccore3.ccchh.net 10.31.242.6;
+    wiki.ccchh.net 10.31.206.13:31820;
+    zigbee2mqtt.ccchh.net 10.31.208.25:31820;
+    id.ccchh.net 10.31.206.12:31820;
+    keycloak-admin.ccchh.net 10.31.206.12:31820;
+    esphome.ccchh.net 10.31.208.24:31820;
+    aes.ccchh.net 10.31.206.14:31820;
+    proxmox-backup-server.ccchh.net 10.31.208.28;
+    default "";
+}
+
+server {
+    listen 80 default_server;
+
+    location /.well-known/acme-challenge/ {
+        proxy_pass http://$upstream_acme_challenge_host;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        # This is http in any case.
+        proxy_set_header X-Forwarded-Proto http;
+    }
+
+    # Better safe than sorry.
+    # Don't do a permanent redirect to avoid acme challenge pain (even tho 443
+    # still should work).
+    location / {
+        return 307 https://$host$request_uri;
+    }
+}
+
+server {
+    # Listen on a custom port for the proxy protocol.
+    listen 8443 ssl http2 proxy_protocol;
+    # Make use of the ngx_http_realip_module to set the $remote_addr and
+    # $remote_port to the client address and client port, when using proxy
+    # protocol.
+    # First set our proxy protocol proxy as trusted.
+    set_real_ip_from 127.0.0.1;
+    # Then tell the realip_module to get the addreses from the proxy protocol
+    # header.
+    real_ip_header proxy_protocol;
+
+    # ssl_certificate /path/to/signed_cert_plus_intermediates;
+    # ssl_certificate_key /path/to/private_key;
+    # # verify chain of trust of OCSP response using Root CA and Intermediate certs
+    # ssl_trusted_certificate /path/to/root_CA_cert_plus_intermediates;
+    ssl_certificate /etc/ssl/certs/public-reverse-proxy.crt;
+    ssl_certificate_key /etc/ssl/private/public-reverse-proxy.key;
+
+    # HSTS (ngx_http_headers_module is required) (63072000 seconds)
+    add_header Strict-Transport-Security "max-age=63072000" always;
+
+    # replace with the IP address of your resolver
+    resolver 127.0.0.1;
+
+    location /.well-known/acme-challenge/ {
+        proxy_pass http://$upstream_acme_challenge_host;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
+        # This is http in any case.
+        proxy_set_header X-Forwarded-Proto https;
+    }
+}

playbooks/files/z9/configs/public-reverse-proxy/nginx/nginx.conf

@@ -0,0 +1,52 @@
+# This config is based on the standard `nginx.conf` shipping with the stable
+# nginx package from the NGINX mirrors as of 2023-01.
+
+user  nginx;
+worker_processes  auto;
+
+error_log  /var/log/nginx/error.log notice;
+pid        /var/run/nginx.pid;
+
+
+events {
+    worker_connections  1024;
+}
+
+# Listen on port 443 as a reverse proxy and use PROXY Protocol for the
+# upstreams.
+stream {
+    map $ssl_preread_server_name $address {
+        wiki.ccchh.net 10.31.206.13:8443;
+        id.ccchh.net 10.31.206.12:8443;
+        aes.ccchh.net 10.31.206.14:8443;
+        default 127.0.0.1:8443;
+    }
+
+    server {
+        listen 0.0.0.0:443;
+        proxy_pass $address;
+        ssl_preread on;
+        proxy_protocol on;
+    }
+}
+
+# Still have the default http block, so the `acme_challenge.conf` works.
+http {
+    include       /etc/nginx/mime.types;
+    default_type  application/octet-stream;
+
+    log_format  main  '$remote_addr - $remote_user [$time_local] "$request" '
+                      '$status $body_bytes_sent "$http_referer" '
+                      '"$http_user_agent" "$http_x_forwarded_for"';
+
+    access_log  /var/log/nginx/access.log  main;
+
+    sendfile        on;
+    #tcp_nopush     on;
+
+    keepalive_timeout  65;
+
+    #gzip  on;
+
+    include /etc/nginx/conf.d/*.conf;
+}