Haproxy configuration file example, serving a golang service listening at port 3001. Its forced to response only SSL connections

haproxy.conf

# this config needs haproxy-1.1.28 or haproxy-1.2.1

global
  log     127.0.0.1       local0
  maxconn 10000
  uid 99
  gid 99
  daemon

defaults
  log global
  mode  http
  option  httplog
  option  dontlognull
  retries 3
  option redispatch
  timeout connect  5000
  timeout client   50000
  timeout server   50000

frontend http
  bind *:80
  bind *:443 ssl crt /etc/ssl/key.pem
  redirect scheme https if !{ ssl_fc }
  acl  is_stats  hdr(host)       -i      hastats.localhost
  use_backend    stats   if      is_stats
  default_backend        myapp
  capture        request header Host     len     20
  capture        request header Referer  len     50

backend myapp
  mode http
  server  main    127.0.0.1:3001

backend stats
  mode     http
  stats    enable
  stats    scope   http
  stats    scope   myapp
  stats    realm   Haproxy\ Statistics
  stats    uri     /
  stats    auth    username:password