gtoff/zurmo_haproxy repository overview

⁠HAProxy Docker-Container with confd

This container comes with a confd-service which will listen for the change of etcd resources located at "/services/webserver" update the haproxy config accordingly and reload the haproxy service after a change has occured

It furthermore announces itself in etcd at the path --> /services/loadbalancer/ip:port⁠

This container was created with the intention of running in a CoreOS cluster

⁠Get image from docker-repository

docker pull icclabcna/zurmo_haproxy

⁠Run container

Make sure to pass the correct ETCD_ENDPOINT (IP-Address of Docker0 Interface / ETCD-Port) and private IP-address of the host where the container is running

docker run --rm --name loadbalancer -p 80:80 -p 1936:1936 -e "ETCD_ENDPOINT=${ETCD_ENDPOINT}" -e "HOST_PRIVATE_IPV4=${COREOS_PRIVATE_IPV4}" icclabcna/zurmo_haproxy

⁠Default etcd endpoint

10.1.42.1:4001

This can be set in the 'start-service' script directly or via environment variables. Check out the 'start-service' file

⁠How to add or remove webservers to etcd

etcdctl set /services/webserver/172.16.0.1:80 172.16.0.1:80

etcdctl rm /services/webserver/172.16.0.1:80

⁠How to build new docker images based on Dockerfile

docker build -t <username>/<image-name> .

⁠Additional Information

Digital Ocean: How To Use Confd and Etcd to Dynamically Reconfigure Services in CoreOS⁠