{"action":"opened","issue":{"url":"https://api.github.com/repos/phusion/baseimage-docker/issues/269","labels_url":"https://api.github.com/repos/phusion/baseimage-docker/issues/269/labels{/name}","comments_url":"https://api.github.com/repos/phusion/baseimage-docker/issues/269/comments","events_url":"https://api.github.com/repos/phusion/baseimage-docker/issues/269/events","html_url":"https://github.com/phusion/baseimage-docker/issues/269","id":122816322,"number":269,"title":"Use `ARG` for optional services during `docker build`","user":{"login":"endersonmaia","id":370,"avatar_url":"https://avatars.githubusercontent.com/u/370?v=3","gravatar_id":"","url":"https://api.github.com/users/endersonmaia","html_url":"https://github.com/endersonmaia","followers_url":"https://api.github.com/users/endersonmaia/followers","following_url":"https://api.github.com/users/endersonmaia/following{/other_user}","gists_url":"https://api.github.com/users/endersonmaia/gists{/gist_id}","starred_url":"https://api.github.com/users/endersonmaia/starred{/owner}{/repo}","subscriptions_url":"https://api.github.com/users/endersonmaia/subscriptions","organizations_url":"https://api.github.com/users/endersonmaia/orgs","repos_url":"https://api.github.com/users/endersonmaia/repos","events_url":"https://api.github.com/users/endersonmaia/events{/privacy}","received_events_url":"https://api.github.com/users/endersonmaia/received_events","type":"User","site_admin":false},"labels":[],"state":"open","locked":false,"assignee":null,"milestone":null,"comments":0,"created_at":"2015-12-17T20:24:11Z","updated_at":"2015-12-17T20:24:11Z","closed_at":null,"body":"Since docker 1.9, it's possible to use ARG Dockerfile instrunction to define build time variables.\r\n\r\nThis could be used as the solution implemented in PR-#182 \r\n\r\nI can work on a PR it's the maintainer interest."}}