haproxytechblog

log-forward syslog
  # Accepts incoming TCP messages
  bind 0.0.0.0:514

  # Accepts incoming UDP messages
  dgram-bind 0.0.0.0:514

  # Sends outgoing messages via UDP
  log 172.25.0.12:514 local0

haproxytechblog

$ haproxy -vv | grep Lua
Built with Lua version : Lua 5.3.5

haproxytechblog

backend per_ip_rates
 stick-table type ip size 1m expire 10m store http_req_rate(10s)

haproxytechblog

frontend fe_ssh
   bind *:2222 ssl crt /etc/haproxy/certs/ssl.pem
   mode tcp
   log-format "%ci:%cp [%t] %ft %b/%s %Tw/%Tc/%Tt %B %ts %ac/%fc/%bc/%sc/%rc %sq/%bq dst:%[var(sess.dst)] "
   tcp-request content set-var(sess.dst) ssl_fc_sni
   use_backend %[ssl_fc_sni]

haproxytechblog

$ apt update
$ apt install apt-transport-https ca-certificates curl gnupg2 software-properties-common
$ curl -fsSL https://download.docker.com/linux/ubuntu/gpg | sudo apt-key add -
$ add-apt-repository "deb [arch=amd64] https://download.docker.com/linux/ubuntu $(lsb_release -cs) stable"
$ apt update
$ apt install docker-ce docker-ce-cli containerd.io

haproxytechblog

backend per_ip_and_url_rates
    stick-table type binary len 8 size 1m expire 24h store http_req_rate(24h)

backend per_ip_rates
    stick-table type ip size 1m expire 24h store gpc0,gpc0_rate(30s)

haproxytechblog

$ curl --get --user admin:mypassword \
    http://localhost:5555/v2/services/haproxy/configuration/backends

haproxytechblog

#
# This is the ultimate HAProxy 2.0 "Getting Started" config
# It demonstrates many of the features available which are now available 
# While you may not need all of these things, this can serve
# as a reference for your own configurations.
#
# Have questions?  Check out our community Slack:
# https://slack.haproxy.org/
#

haproxytechblog

# A comment begins with a hash sign
static.example.com  be_static
www.example.com     be_static

# You can add additional comments, but they must be on a new line
example.com         be_static
api.example.com     be_api

haproxytechblog

sudo apt install -y rsyslog