From de3373e97d133e0ac76fb44deb5dea27c18d8815 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Romain=20Gon=C3=A7alves?= <me@rgoncalves.se>
Date: Sat, 11 Dec 2021 18:50:33 +0000
Subject: roles: Add pf and relayd roles for domain controller

---
 roles/relayd/templates/relayd.conf.j2 | 82 +++++++++++++++++++++++++++++++++++
 1 file changed, 82 insertions(+)
 create mode 100644 roles/relayd/templates/relayd.conf.j2

(limited to 'roles/relayd/templates')

diff --git a/roles/relayd/templates/relayd.conf.j2 b/roles/relayd/templates/relayd.conf.j2
new file mode 100644
index 0000000..c97e9da
--- /dev/null
+++ b/roles/relayd/templates/relayd.conf.j2
@@ -0,0 +1,82 @@
+# managed by Ansible
+{% import 'macros.j2' as macros with context %}
+
+# general
+log connection errors
+
+# hosts
+table <local> { 127.0.0.1 }
+{% call(h) macros.loop_valid_hosts("servers") -%}
+table <{{ h.inventory_hostname }}> { {{ h.__ip.internal }} }
+{% for service in h.__services if service.domain is defined %}
+table <{{ h.inventory_hostname }}_{{ service.domain }}> { {{ h.__ip.internal }} }
+{% endfor %}
+{%- endcall %}
+
+# protocols
+
+http protocol "https" {
+	
+	tls ciphers "HIGH:!AES128:!kRSA:!aNULL"
+	tls ecdhe "P-384,P-256,X25519"
+
+	tcp { sack, backlog 128 }
+
+	match request header append "X-Forwarded-For" value "$REMOTE_ADDR"
+	match request header append "X-Forwarded-By" value "$SERVER_ADDR:$SERVER_PORT"
+	match request header set "Connection" value "close"
+	match request header set "X-Forwarded-Proto" value "https"
+	match request header set "X-Forwarded-Port" value "443"
+	match response header set "Content-Security-Policy" value "upgrade-insecure-requests"
+	match response header set "Referrer-Policy" value "no-referrer"
+	match response header set "X-XSS-Protection" value "1; mode=block"
+
+	tls keypair "{{ relayd_domain_name }}"
+	pass request quick header "Host" value "{{ relayd_domain_name }}" forward to <local>
+{% call(h) macros.loop_valid_hosts("servers") -%}
+{% for service in h.__services if service.domain is defined %}
+	{% set domain_name = service.domain ~ "." ~ relayd_domain_name -%}
+	tls keypair "{{ domain_name }}"
+	pass request quick header "Host" value "{{ domain_name }}" forward to <{{ h.inventory_hostname }}_{{ service.domain }}>
+{% endfor %}
+{%- endcall %}
+
+	block label "{{ relayd_block_msg }}"
+	return error
+}
+
+http protocol "http" {
+	
+	# acme
+	pass request quick path "/.well-known/acme-challenge/*" forward to <local>
+
+	pass request quick header "Host" value "{{ relayd_domain_name }}" forward to <local>
+{% call(h) macros.loop_valid_hosts("servers") -%}
+{% for service in h.__services if service.domain is defined %}
+	{% set domain_name = service.domain ~ "." ~ relayd_domain_name -%}
+	pass request quick header "Host" value "{{ domain_name }}" forward to <{{ h.inventory_hostname }}_{{ service.domain }}>
+{% endfor %}
+{%- endcall %}
+
+	return error
+}
+
+# relays
+
+relay "www" {
+	listen on egress port 80
+	protocol "http"
+	# assume httpd reverse proxy is running for https redirection
+	forward to <local> port 8888 check icmp
+}
+
+relay "wwwtls" {
+	listen on egress port 443 tls
+	protocol "https"
+	forward to <local> port 80 check http "/" code 200
+{% call(h) macros.loop_valid_hosts("servers") -%}
+{% for service in h.__services if service.domain is defined %}
+	forward to <{{ h.inventory_hostname }}_{{ service.domain }}> port {{ service.port }} check tcp
+{% endfor %}
+{%- endcall %}
+}
-- 
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