- Download source here
- Run $ npm install to install
- Edit index.js file and change your default port
- Use pm2 to start prerender server. Like $ pm2 start index.js –name=”pre-render-server”
- Modify your nginx config (for web only) to content below (you can see all content in the README.MD file)
server {
listen 443;
ssl on;
ssl_certificate /path/to/fullchain.pem;
ssl_certificate_key /path/to/privkey.pem;
server_name app;
set $prerender 0;
if ($http_user_agent ~* “baiduspider|twitterbot|facebookexternalhit|rogerbot|linkedinbot|embedly|quora link preview|showyoubot|outbrain|pinterest|slackbot|vkShare|W3C_Validator”) {
set $prerender 1;
}
if ($args ~ “_escaped_fragment_”) {
set $prerender 1;
}
if ($http_user_agent ~ “Prerender”) {
set $prerender 0;
}
if ($uri ~ “\.(js|css|xml|less|png|jpg|jpeg|gif|pdf|doc|txt|ico|rss|zip|mp3|rar|exe|wmv|doc|avi|ppt|mpg|mpeg|tif|wav|mov|psd|ai|xls|mp4|m4a|swf|dat|dmg|iso|flv|m4v|torrent|ttf|woff)”) {
set $prerender 0;
}
location / {
root /var/www/app/web;
index index.html index.htm;
if ($prerender = 1) {
#setting prerender as a variable forces DNS resolution since nginx caches IPs and doesnt play well with load balancing
#resolve using Google’s DNS server to force DNS resolution and prevent caching of IPs
# resolver 8.8.8.8;
rewrite .* /$scheme://$host$request_uri? break;
proxy_pass http://localhost:8081;
}
try_files $uri $uri/ /index.html?$query_string;
}
}