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standardize http/https ports in nginx config

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This commit is contained in:
Reese Wells
2024-05-29 11:46:23 -04:00
parent a853df3cbc
commit 21d7cef56b
7 changed files with 197 additions and 144 deletions
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76
nginx/nginx.conf
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@@ -1,20 +1,7 @@
{%- set unique_ports = [] %}
{%- for port in default_ports %}
{{- unique_ports.append(port) }}
{%- endfor %}
# For each domain we want to terminate, forward to internal http server
{%- set http_domains = [] %}
{%- for item in (http | subelements('external.domains')) %}
{#- Collect unique domains #}
{%- if item.1 not in http_domains %}
{{- http_domains.append(item.1) }}
{%- endif %}
{#- Collect unique ports #}
{%- for port in item.0.external.ports %}
{%- for item in http %}
{%- for port in item.external.extra_ports %}
{%- if port not in unique_ports %}
{{- unique_ports.append(port) }}
{%- endif %}
@@ -29,27 +16,32 @@ worker_processes 8;
events {}
stream {
log_format basic '| Remote Addr: $remote_addr:$server_port | SSL Preread: $ssl_preread_server_name | Forward IP: $forward_ip:$upstream_port | Upstream Addr: $upstream_addr | $time_local | $protocol | $status | $bytes_sent | $bytes_received | $session_time |';
log_format basic '| Remote Addr: $remote_addr:$server_port | SSL Preread: $ssl_preread_server_name | Forward: $map_forward_ip:$upstream_port | Upstream Addr: $upstream_addr | $time_local | $protocol | $status | $bytes_sent | $bytes_received | $session_time |';
# Map all SSL parsed server names to hosts
map $ssl_preread_server_name $forward_ip {
map $ssl_preread_server_name $map_forward_ip {
# Empty ssl preread gets forwarded to internal
"" 127.0.0.1;
{% for item in http_domains %}
{{ item }} 127.0.0.1;
# These domains will get forwarded to the internal http server
{% for item in http %}
{{ item.external.domain }}{{ internal_tld }} 127.0.0.1;
{% if item.external.expose %}
{{ item.external.domain }}{{ expose_tld }} 127.0.0.1;
{% endif %}
{% endfor %}
default {{ nginx.defaults.ip }};
# By default forward to our internal nginx server (probably kubernetes)
default {{ defaults.forward_ip }};
}
# Since external traffic will be coming in on port 444, and we need to get some of that traffic
# to kubernetes ingress-nginx on port 443, we need to detect if the destination IP is kubernetes.
# If it is, forward that traffic to port 443. Otherwise, preserve the original port the traffic
# came in on.
map $forward_ip $upstream_port {
{{ nginx.defaults.ip }} 443;
map $map_forward_ip $upstream_port {
{{ defaults.forward_ip }} 443;
default $server_port;
}
@@ -59,11 +51,17 @@ stream {
proxy_protocol on;
# The default http ports
{% for port in defaults.listen_ports %}
listen {{ ansible_default_ipv4.address }}:{{ port }};
{% endfor %}
# Any unique ports listed in the extra_ports field
{% for port in unique_ports %}
listen {{ ansible_default_ipv4.address }}:{{ port }};
{% endfor %}
proxy_pass $forward_ip:$upstream_port;
proxy_pass $map_forward_ip:$upstream_port;
ssl_preread on;
proxy_socket_keepalive on;
}
@@ -72,16 +70,21 @@ stream {
}
http {
log_format basic '| Proxy Proto Addr: $proxy_protocol_addr | Remote Addr: $remote_addr:$server_port | Host: $host | Forward IP: $forward_ip | Referer: $http_referer | $request | $time_local | $status |';
log_format basic '| Proxy Proto Addr: $proxy_protocol_addr | Remote Addr: $remote_addr:$server_port | Host: $host | Forward: $map_forward_ip:$server_port | Referer: $http_referer | $request | $time_local | $status |';
map $host $forward_ip {
"" "";
map $host $map_forward_ip {
"" "127.0.0.1";
{% for item in http_domains %}
{{ item }} "";
# We don't want to forward traffic we're terminating
# Rather we'll catch it here and redirect to 443.
{% for item in http %}
{{ item.external.domain }}{{ internal_tld }} "127.0.0.1";
{% if item.external.expose %}
{{ item.external.domain }}{{ expose_tld }} "127.0.0.1";
{% endif %}
{% endfor %}
default {{ nginx.defaults.ip }};
default {{ defaults.forward_ip }};
}
# Internal requests come through 80
@@ -92,9 +95,9 @@ http {
listen 127.0.0.1:80 default_server proxy_protocol;
location / {
# If we have a foward IP, forward the traffic
if ($forward_ip) {
proxy_pass $forward_ip:80;
# If we have an external forward IP, forward traffic
if ($map_forward_ip != "127.0.0.1") {
proxy_pass $map_forward_ip:80;
}
# Else redirect if the scheme is http
if ($scheme = "http") {
@@ -112,8 +115,8 @@ http {
location / {
# If we have a foward IP, forward the traffic
if ($forward_ip) {
proxy_pass $forward_ip:81;
if ($map_forward_ip) {
proxy_pass $map_forward_ip:81;
}
# Else redirect if the scheme is http
if ($scheme = "http") {
@@ -122,5 +125,10 @@ http {
}
}
map $http_upgrade $connection_upgrade {
default upgrade;
'' close;
}
include /etc/nginx/http.d/*.conf;
}