From 8c58280409405be424d379feabe0d1bf51b0069e Mon Sep 17 00:00:00 2001
From: Nathan Woodburn <github@nathan.woodburn.au>
Date: Fri, 15 Dec 2023 15:20:15 +1100
Subject: [PATCH] fix: Try multiple proxies

---
 nginx.conf | 77 +++++++++++++++++++++++++-----------------------------
 1 file changed, 36 insertions(+), 41 deletions(-)

diff --git a/nginx.conf b/nginx.conf
index 94bd0bd..cbfe5c5 100644
--- a/nginx.conf
+++ b/nginx.conf
@@ -1,45 +1,40 @@
-upstream loadbalancer {
-    server doh.hnshosting.au:443 weight=1 max_fails=1 fail_timeout=30s;
-    server easyhandshake.com:8053 weight=1 max_fails=1 fail_timeout=30s;
-    server doh.hnsdns.com:443 weight=1 max_fails=1 fail_timeout=30s;
-    server hs.dnssec.dev:443 weight=1 max_fails=1 fail_timeout=30s;
-    server hnsns.net:443 weight=1 max_fails=1 fail_timeout=30s;
+server {
+  listen      8001 default_server;
+  server_name web1.example.com;
+  location / {
+    proxy_pass       https://doh.hnshosting.au;
+    proxy_set_header Host doh.hnshosting.au;
+  }
 }
 
 server {
-    listen 80;
-    server_name _;
-
-    location / {
-        # Randomly select a host
-        set $upstream_host "";
-
-        if ($host ~* ^doh\.hnshosting\.au$) {
-            set $upstream_host doh.hnshosting.au;
-        }
-        if ($host ~* ^easyhandshake\.com$) {
-            set $upstream_host easyhandshake.com;
-        }
-        if ($host ~* ^doh\.hnsdns\.com$) {
-            set $upstream_host doh.hnsdns.com;
-        }
-        if ($host ~* ^hs\.dnssec\.dev$) {
-            set $upstream_host hs.dnssec.dev;
-        }
-        if ($host ~* ^hnsns\.net$) {
-            set $upstream_host hnsns.net;
-        }
-
-        # Set proxy_pass based on the chosen upstream
-        proxy_pass https://$upstream_host$request_uri;
-
-        proxy_ssl_verify off;
-        proxy_set_header X-Real-IP $remote_addr;
-        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
-        proxy_set_header X-Forwarded-Proto $scheme;
-
-        # Show which node served the request in logs
-        add_header X-Load-Balancer-Node $upstream_addr;
-        add_header X-Load-Balancer-Node-Name $upstream_host;
-    }
+  listen      8002 default_server;
+  server_name web2.example.com;
+  location / {
+    proxy_pass       https://easyhandshake.com:8053;
+    proxy_set_header Host easyhandshake.com;
+  }
+}
+
+server {
+  listen      8003 default_server;
+  server_name web3.example.com;
+  location / {
+    proxy_pass       https://doh.hnsdns.com;
+    proxy_set_header Host doh.hnsdns.com;
+  }
+}
+
+upstream main {
+  server 127.0.0.1:8001; 
+  server 127.0.0.1:8002;
+  server 127.0.0.1:8003;
+}
+
+server {
+  listen      80;
+  server_name _;
+  location / {
+    proxy_pass http://main;
+  }
 }