#  vim:ts=4:sts=4:sw=4:et
#
#  Author: Hari Sekhon
#  Date: 2018-03-02 18:49:25 +0000 (Fri, 02 Mar 2018)
#
#  https://github.com/HariSekhon/HAProxy-configs
#
#  License: see accompanying Hari Sekhon LICENSE file
#
#  If you're using my code you're welcome to connect with me on LinkedIn and optionally send me feedback to help steer this or other code I publish
#
#  https://www.linkedin.com/in/HariSekhon
#

# ================================================================================= #
#                 H A P r o x y  -  Z o o K e e p e r   M a p R
# ================================================================================= #

# ZooKeeper on MapR uses port 5181 instead of the usual port 2181

# This is for monitoring and scripting convenience when using the 4lw API
#
# For native libraries you should instead be providing the list of all ZooKeeper nodes

frontend zookeeper
    description "ZooKeeper"
    bind *:5181
    mode tcp
    option tcplog
    default_backend zookeeper

backend zookeeper
    description "ZooKeeper"
    balance source
    mode tcp
    acl internal_networks src 192.168.0.0/16 172.16.0.0/12 10.0.0.0/8 127.0.0.1
    tcp-request content reject if ! internal_networks
    option tcp-check
    tcp-check send "ruok\r\n"
    tcp-check expect string "imok"
    server zookeeper zookeeper:5181 check
    server docker docker:5181 check
    server 192.168.99.100 192.168.99.100:5181 check