haproxy config for Cloudera

haproxy_cloudera.cfg

#yum install haproxy
#configure haproxy-cloudera.cfg
#haproxy -f /etc/haproxy/haproxy-cloudera.cfg
#http://seawolf-3.vpc.wonderland.com:1936/
#https://cbonte.github.io/haproxy-dconv/

global
    daemon
    nbproc 1
    maxconn 100000
    log 127.0.0.1 local6 debug
    #log /dev/log local6

defaults
    log global
    mode tcp
    option tcplog
    option tcpka
    option dontlognull
    timeout connect 5000
    timeout server 50000
    timeout client 50000

frontend oozie
    bind 0.0.0.0:11000
    default_backend oozie_servers
    mode http
    option httplog

backend oozie_servers
    #balance leastconn
    balance roundrobin
    mode http
    option httplog
    server oozie_1 seawolf-1.vpc.wonderland.com:11000 check
    server oozie_2 seawolf-2.vpc.wonderland.com:11000 check
    server oozie_4 seawolf-4.vpc.wonderland.com:11000 check

frontend hue
    bind 0.0.0.0:80
    default_backend hue_servers
    mode http
    option http-server-close
    timeout http-request 5s

backend hue_servers
    balance source
    mode http
    option http-server-close
    server hue_1 seawolf-1.vpc.wonderland.com:8888 cookie ServerA check inter 2000 fall 3
    server hue_2 seawolf-2.vpc.wonderland.com:8888 cookie ServerB check inter 2000 fall 3

# This is the setup for Impala. Impala client connect to load_balancer_host:25003.
# HAProxy will balance connections among the list of servers listed below.
# The list of Impalad is listening at port 21000 for beeswax (impala-shell) or original ODBC driver.
# For JDBC or ODBC version 2.x driver, use port 21050 instead of 21000.
##listen impala :25003
listen impala
    bind 0.0.0.0:25003
    mode tcp
    option tcplog
    balance leastconn
    server impala_1 seawolf-1.vpc.wonderland.com:21000 check
    server impala_2 seawolf-2.vpc.wonderland.com:21000 check
    server impala_3 seawolf-3.vpc.wonderland.com:21000 check
    server impala_4 seawolf-4.vpc.wonderland.com:21000 check   

listen stats :1936
    mode http
    stats enable
    stats uri /
    stats hide-version