Use makefile for releasing installer

Makefile

@@ -1,4 +1,4 @@
-.PHONY: test shellcheck docopt kcov codecov
+.PHONY: test shellcheck docopt kcov codecov release-installer
 
 test:
 	@sudo DOCKER_CONTEXT=default docker run \
@@ -43,3 +43,8 @@ codecov: SHELL:=/bin/bash
 codecov:
 	@bash <(curl -s https://codecov.io/bash) \
 		-s coverage -t $$(pass show hosts/swarm.autonomic.zone/drone/codecov/token)
+
+release-installer:
+	@docker stack rm abra-installer-script && \
+		cd installer && \
+		docker stack deploy -c compose.yml abra-installer-script

README.md

@@ -47,13 +47,12 @@ git pull
 
 ## Hack
 
-It's written in Bash! Just open up the `abra` file and start hacking. Then you can run it in place with `./abra`. The command-line interface is generated via [docopt](http://docopt.org/). If you add arguments then you need to run `make docopt` ro regenerate the parser.
+It's written in Bash version 4 or greater! Just open up the `abra` file and start hacking. Then you can run it in place with `./abra`. The command-line interface is generated via [docopt](http://docopt.org/). If you add arguments then you need to run `make docopt` ro regenerate the parser.
 
 Please remember to update the [CHANGELOG](./CHANGELOG.md) when you make a change.
 
 To deploy a new version of the installer scripts:
 
 ```sh
-cd installer
+make release-installer
-DOCKER_CONTEXT=swarm.autonomic.zone docker stack deploy -c compose.yml abra-installer-script
 ```

installer/compose.yml

@@ -26,10 +26,8 @@ services:
 
 configs:
   abra_installer:
-    name: abra_installer_v2
     file: installer
   abra_conf:
-    name: abra_conf_v1
     file: nginx.conf
 
 networks: