##----------------------------------------------------------------
## global 2021/04/05
##----------------------------------------------------------------
global
    log stdout format raw daemon debug
    # Replace 1024000 with deployment connections
    maxconn 1000
    nbproc 1
    nbthread 2
    cpu-map auto:1/1-2 0-1
    tune.ssl.default-dh-param 2048
    ssl-default-bind-ciphers ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-AES256-GCM-SHA384:DHE-RSA-AES128-GCM-SHA256:DHE-DSS-AES128-GCM-SHA256:kEDH+AESGCM:ECDHE-RSA-AES128-SHA256:ECDHE-ECDSA-AES128-SHA256:ECDHE-RSA-AES128-SHA:ECDHE-ECDSA-AES128-SHA:ECDHE-RSA-AES256-SHA384:ECDHE-ECDSA-AES256-SHA384:ECDHE-RSA-AES256-SHA:ECDHE-ECDSA-AES256-SHA:DHE-RSA-AES128-SHA256:DHE-RSA-AES128-SHA:DHE-DSS-AES128-SHA256:DHE-RSA-AES256-SHA256:DHE-DSS-AES256-SHA:DHE-RSA-AES256-SHA:ECDHE-RSA-DES-CBC3-SHA:ECDHE-ECDSA-DES-CBC3-SHA:EDH-RSA-DES-CBC3-SHA:AES128-GCM-SHA256:AES256-GCM-SHA384:AES128-SHA256:AES256-SHA256:AES128-SHA:AES256-SHA:AES:DES-CBC3-SHA:HIGH:SEED:!aNULL:!eNULL:!EXPORT:!DES:!RC4:!MD5:!PSK:!RSAPSK:!aDH:!aECDH:!EDH-DSS-DES-CBC3-SHA:!KRB5-DES-CBC3-SHA:!SRP
    # Enable the HAProxy Runtime API
    # e.g. echo "show table emqx_tcp_back" | sudo socat stdio tcp4-connect:172.100.239.4:9999
    stats socket :9999 level admin expose-fd listeners

##----------------------------------------------------------------
## defaults
##----------------------------------------------------------------
defaults
    log global
    mode tcp
    option tcplog
    # Replace 1024000 with deployment connections
    maxconn 1000
    timeout connect 30000
    timeout client 600s
    timeout server 600s

##----------------------------------------------------------------
## API
##----------------------------------------------------------------
frontend emqx_dashboard
   mode tcp
   option tcplog
   bind *:18083
   default_backend emqx_dashboard_back

backend emqx_dashboard_back
    mode http
    # balance static-rr
    server emqx-1 node1.emqx.io:18083
    server emqx-2 node2.emqx.io:18083

##----------------------------------------------------------------
## public
##----------------------------------------------------------------
frontend emqx_tcp
   mode tcp
   option tcplog
   bind *:1883
   # Reject connections that have an invalid MQTT packet
   # tcp-request content reject unless { req.payload(0,0), mqtt_is_valid }
   default_backend emqx_tcp_back

frontend emqx_ws
   mode tcp
   option tcplog
   bind *:8083
   default_backend emqx_ws_back

backend emqx_tcp_back
    mode tcp

    # Create a stick table for session persistence
    stick-table type string len 32 size 100k expire 30m

    # Use ClientID / client_identifier as persistence key
    stick on req.payload(0,0),mqtt_field_value(connect,client_identifier)

    server emqx-1 node1.emqx.io:1883 check-send-proxy send-proxy-v2
    server emqx-2 node2.emqx.io:1883 check-send-proxy send-proxy-v2

backend emqx_ws_back
    mode tcp
    balance static-rr
    server emqx-1 node1.emqx.io:8083 check-send-proxy send-proxy-v2
    server emqx-2 node2.emqx.io:8083 check-send-proxy send-proxy-v2

##----------------------------------------------------------------
## TLS
##----------------------------------------------------------------
frontend emqx_ssl
    mode tcp
    option tcplog
    bind *:8883 ssl crt /var/lib/haproxy/emqx.pem ca-file /usr/local/etc/haproxy/certs/cacert.pem verify required no-sslv3
    default_backend emqx_ssl_back

frontend emqx_wss
    mode tcp
    option tcplog
    bind *:8084 ssl crt /var/lib/haproxy/emqx.pem ca-file /usr/local/etc/haproxy/certs/cacert.pem verify required no-sslv3
    default_backend emqx_wss_back

backend emqx_ssl_back
    mode tcp
    balance static-rr
    server emqx-1 node1.emqx.io:1883 check-send-proxy send-proxy-v2-ssl-cn
    server emqx-2 node2.emqx.io:1883 check-send-proxy send-proxy-v2-ssl-cn

backend emqx_wss_back
    mode tcp
    balance static-rr
    server emqx-1 node1.emqx.io:8083 check-send-proxy send-proxy-v2-ssl-cn
    server emqx-2 node2.emqx.io:8083 check-send-proxy send-proxy-v2-ssl-cn