From 95469f472e012a9b736602c59e5bca402903bad9 Mon Sep 17 00:00:00 2001 From: Jose Diaz-Gonzalez Date: Fri, 28 Dec 2018 19:18:11 -0500 Subject: [PATCH] docs: add a warning concerning the addition of layers to herokuish-based images that are deployed via the tags plugin --- docs/deployment/methods/images.md | 2 ++ 1 file changed, 2 insertions(+) diff --git a/docs/deployment/methods/images.md b/docs/deployment/methods/images.md index a153e4977..10d8db3f2 100644 --- a/docs/deployment/methods/images.md +++ b/docs/deployment/methods/images.md @@ -67,6 +67,8 @@ dokku/node-js-app v1 936a42f25901 About a minute ago Finally, you can also deploy a local image using the `tags:deploy` command. When specifying a tag that is not `latest`, the released image will be retagged as the `latest` image tag for the app. +> Warning: For images based on herokuish, using the `tags:deploy` subcommand will reset environment variables written into the image, causing a retag to occur. This will - on average - add two extra layers to your deployed image. Note that this does not affect dockerfile-based images, which are the majority of images deployed via the `tags` command. + ```shell dokku tags:deploy node-js-app v1 ```