cdn-ops/global/overlay/etc/puppet/modules/cdn/templates/cache/haproxy.cfg.erb

global
	log stdout  format raw  local0  debug
	stats socket /shared/admin.sock mode 660 level admin expose-fd listeners
	stats timeout 30s

	# Default SSL material locations
	ca-base /etc/ssl/certs
	crt-base /etc/ssl/private

	# See: https://ssl-config.mozilla.org/#server=haproxy&server-version=2.0.3&config=intermediate
	ssl-default-bind-ciphers ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384
	ssl-default-bind-ciphersuites TLS_AES_128_GCM_SHA256:TLS_AES_256_GCM_SHA384:TLS_CHACHA20_POLY1305_SHA256
	ssl-default-bind-options ssl-min-ver TLSv1.2 no-tls-tickets

defaults
	log	global
	mode	http
	option	httplog
	timeout connect 5000
	timeout client  50000
	timeout server  50000
	errorfile 400 /usr/local/etc/haproxy/errors/400.http
	errorfile 403 /usr/local/etc/haproxy/errors/403.http
	errorfile 408 /usr/local/etc/haproxy/errors/408.http
	errorfile 500 /usr/local/etc/haproxy/errors/500.http
	errorfile 502 /usr/local/etc/haproxy/errors/502.http
	errorfile 503 /usr/local/etc/haproxy/errors/503.http
	errorfile 504 /usr/local/etc/haproxy/errors/504.http

frontend customer
	bind <%= @cache_secrets['customers'][@customer]['ip4'] %>:80
	bind [<%= @cache_secrets['customers'][@customer]['ip6'] %>]:80
	bind <%= @cache_secrets['customers'][@customer]['ip4'] %>:443 ssl crt /certs-private/combined.pem
	bind [<%= @cache_secrets['customers'][@customer]['ip6'] %>]:443 ssl crt /certs-private/combined.pem
	default_backend varnish

backend varnish
	server varnish /shared/varnish.sock send-proxy-v2 proxy-v2-options ssl

# https://varnish-cache.org/docs/trunk/users-guide/vcl-backends.html#connecting-through-a-proxy
listen haproxy_https
	mode    tcp
	option	tcplog
	maxconn 1000
	bind    /shared/haproxy_https accept-proxy mode 640
	stick-table type ip size 100
	stick   on dst
<% @cache_secrets['customers'][@customer]['origins'].each_with_index do |origin, index| -%>
	server s<%= index %> <%= origin %>:443 ssl ca-file /etc/ssl/certs/ca-certificates.crt alpn http/1.1 sni fc_pp_authority
<% end -%>

# While varnish could recach out to HTTP backends itself, lets stick to one
# place (haproxy) for dealing with loadbalancing etc.
listen haproxy_http
	mode    tcp
	option	tcplog
	maxconn 1000
	bind    /shared/haproxy_http accept-proxy mode 640
	stick-table type ip size 100
	stick   on dst
<% @cache_secrets['customers'][@customer]['origins'].each_with_index do |origin, index| -%>
        server s<%= index %> <%= origin %>:80
<% end -%>