#!/bin/sh

export PATH=/usr/local/bin:"$PATH"

jname="tj"
ename="epair_$jname"

set -e

echo "====> Install packages"
pkg install -y haproxy hey

echo "====> Remove some leftovers"
(
  killall hey || true
  jail -r "$jname" || true
  ifconfig $ename destroy || true
) 2>/dev/null

sleep 1

echo "====> Create interfaces"
intf=$(ifconfig epair create)
jintf=$(echo "$intf" | sed "s|a$|b|")

ifconfig "$intf" name $ename

ifconfig $ename 10.233.185.1/24

echo "====> Create and start jail"
jail -c vnet name="$jname" persist path=/ \
  host.hostname="$jname" vnet.interface="$jintf" 

jexec "$jname" ifconfig lo0 127.0.0.1/8
jexec "$jname" ifconfig "$jintf" 10.233.185.2/24 up
jexec "$jname" route add default 10.233.185.1

cat >/tmp/haproxy.conf<<EOF
global
  daemon
  user www
  group www

defaults
  mode http
  timeout connect 5000ms
  timeout client 50000ms
  timeout server 50000ms

backend default
  mode http

frontend default
  bind 10.233.185.2:80
  #443 alpn h2,http/1.1 ssl crt /usr/local/etc/haproxy.pem
  use_backend default
EOF
jexec "$jname" haproxy -f /tmp/haproxy.conf

echo "====> Start hey instances"
hey -h2 -n 10 -c 10 -z 300s http://10.233.185.2&
hey -h2 -n 10 -c 10 -z 300s http://10.233.185.2&
hey -h2 -n 10 -c 10 -z 300s http://10.233.185.2&

echo "====> Ping jail"
ping 10.233.185.2