GolangVideoCall

Video Call Over RTC/WebSockets Using NATs

setup

install and run nats

sudo snap install nats-server nats-server

requires SSL certs to operate (browsers don't like to expose your webcam over http)

generate cert

openssl req -new -newkey rsa:2048 -nodes -keyout localhost.key -out localhost.csr plug in your public IP

sign cert

openssl x509 -req -days 365 -in localhost.csr -signkey localhost.key -out localhost.crt

update nginx

server {
    server_name xx.xx.xx.xxx;
    ssl_certificate /etc/ssl/certs/localhost.crt;
    ssl_certificate_key /etc/ssl/private/localhost.key;
    listen 80;
    listen 443 ssl http2;
    listen [::]:443 ssl http2;
    ssl_protocols TLSv1.2 TLSv1.1 TLSv1;
    location / {
        proxy_set_header   X-Forwarded-For $remote_addr;
        proxy_set_header   Host $http_host;
        proxy_set_header Upgrade $http_upgrade;
        proxy_http_version 1.1;
        proxy_set_header Connection "Upgrade";
        proxy_pass         "http://127.0.0.1:8000";
    } 
}

go chit chat

https://xx.xx.xx.xxx/?userID=peer2&peerID=peer1 https://xx.xx.xx.xxx/?userID=peer1&peerID=peer2

project was based and inspired by https://mattbutterfield.com/blog/2021-05-02-adding-video-chat