Nginx Discovery

Service that connects to Sidecar on an ongoing basis and manages an Nginx configuration to point to a single service by name.

Recognised environment variables:

Variable	Mandatory	Default
DISCOVERY_REFRESH_INTERVAL	no	5s
DISCOVERY_FOLLOW_SERVICE	no	lazyraster
DISCOVERY_FOLLOW_PORT	yes
DISCOVERY_TEMPLATE_FILENAME	no	templates/nginx.conf.tmpl
DISCOVERY_UPDATE_COMMAND	no
DISCOVERY_VALIDATE_COMMAND	no
DISCOVERY_SIDECAR_ADDRESS	yes
DISCOVERY_NGINX_CONF	no	/nginx/nginx.conf
DISCOVERY_NGINX_PID	no	/tmp/nginx.pid

Example configuration:

$ DISCOVERY_SIDECAR_ADDRESS=dev-singularity.uw2.nitro.us:7777 \
	DISCOVERY_FOLLOW_SERVICE=lazyraster \
	DISCOVERY_FOLLOW_PORT=10109 \
	DISCOVERY_NGINX_CONF=/tmp/nginx.conf \
	go run main.go