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feat: add support for configuring the app shell

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This allows developers to change the shell from /bin/bash to any other when executing
`dokku enter` or pre/post deployment tasks. Ideally we could detect the shells available,
but that is slow and potentially error prone.

Closes #2572
This commit is contained in:
Jose Diaz-Gonzalez
2018-03-03 22:11:00 -05:00
parent 770a8f8812
commit c53ebb66d0
3 changed files with 13 additions and 2 deletions
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docs/configuration/environment-variables.md
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@@ -92,6 +92,7 @@ The following list config variables have special meaning and can be set in a var
| `DOKKU_TRACE` | none | `dokku trace on` <br /> `dokku trace false` <br /> `--trace` flag | Turn on very verbose debugging. |
| `DOKKU_APP_PROXY_TYPE` | `nginx` | `dokku proxy:set` | |
| `DOKKU_APP_RESTORE` | `1` | `dokku config:set` <br /> `dokku ps:stop` | |
| `DOKKU_APP_SHELL` | `/bin/bash` | `dokku config:set` | Allows users to change the default shell used by Dokku for `dokku enter` and execution of deployment tasks. |
| `DOKKU_APP_TYPE` | `herokuish` | Auto-detected by using buildpacks or dockerfile | |
| `DOKKU_CHECKS_DISABLED` | none | `dokku checks:disable` | |
| `DOKKU_CHECKS_ENABLED` | none | `dokku checks:enable` | |