From 59fb6d852c77d411deb95f6d939f87590cae34fb Mon Sep 17 00:00:00 2001
From: Hizkia Felix Winata <felix@hizkifw.me>
Date: Sun, 30 Jan 2022 17:43:45 +0800
Subject: [PATCH] feat(nginx): add cors config

---
 scripts/nginx/remote_setup.sh | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)

diff --git a/scripts/nginx/remote_setup.sh b/scripts/nginx/remote_setup.sh
index aac7291..2538397 100755
--- a/scripts/nginx/remote_setup.sh
+++ b/scripts/nginx/remote_setup.sh
@@ -127,6 +127,35 @@ mkdir -p /var/cache/nginx/proxy_cache
 
 # create the nginx config file
 echo "Setting up nginx"
+cat <<EOF > /etc/nginx/cors.conf
+if (\$request_method = 'OPTIONS') {
+   add_header 'Access-Control-Allow-Origin' '*';
+   add_header 'Access-Control-Allow-Methods' 'HEAD, GET, POST, OPTIONS';
+   add_header 'Access-Control-Allow-Headers' 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range';
+   add_header 'Access-Control-Max-Age' 1728000;
+   add_header 'Content-Type' 'text/plain; charset=utf-8';
+   add_header 'Content-Length' 0;
+   return 204;
+}
+if (\$request_method = 'POST') {
+   add_header 'Access-Control-Allow-Origin' '*' always;
+   add_header 'Access-Control-Allow-Methods' 'GET, HEAD, POST, OPTIONS' always;
+   add_header 'Access-Control-Allow-Headers' 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range' always;
+   add_header 'Access-Control-Expose-Headers' 'Content-Length,Content-Range' always;
+}
+if (\$request_method = 'GET') {
+   add_header 'Access-Control-Allow-Origin' '*' always;
+   add_header 'Access-Control-Allow-Methods' 'GET, HEAD, POST, OPTIONS' always;
+   add_header 'Access-Control-Allow-Headers' 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range' always;
+   add_header 'Access-Control-Expose-Headers' 'Content-Length,Content-Range' always;
+}
+if (\$request_method = 'HEAD') {
+   add_header 'Access-Control-Allow-Origin' '*' always;
+   add_header 'Access-Control-Allow-Methods' 'GET, HEAD, POST, OPTIONS' always;
+   add_header 'Access-Control-Allow-Headers' 'DNT,User-Agent,X-Requested-With,If-Modified-Since,Cache-Control,Content-Type,Range' always;
+   add_header 'Access-Control-Expose-Headers' 'Content-Length,Content-Range' always;
+}
+EOF
 cat <<EOF > /etc/nginx/nginx.conf
 user www-data;
 worker_processes auto;
@@ -207,6 +236,7 @@ http {
     add_header X-Edge-Cache-Status \$upstream_cache_status;
 
     location / {
+      include /etc/nginx/cors.conf;
       $pass_headers
       proxy_ssl_server_name on;
       rewrite ^(.*)$ $upstream_base\$1 break;