Commit 1cba12d3 authored by Szymon Marcinkowski's avatar Szymon Marcinkowski Committed by Rémy Coutable

Update using_docker_images.md

parent 181c2582
......@@ -170,13 +170,17 @@ services:
```
When the job is run, `tutum/wordpress` will be started and you will have
access to it from your build container under the hostname `tutum__wordpress`.
access to it from your build container under the hostnames `tutum-wordpress`
(requires GitLab Runner v1.1.0 or newer) and `tutum__wordpress`.
The alias hostname for the service is made from the image name following these
*Note: hostname with underscores is not RFC valid and may cause problems in 3rd party applications.*
The alias hostnames for the service are made from the image name following these
rules:
1. Everything after `:` is stripped
2. Slash (`/`) is replaced with double underscores (`__`)
2. Slash (`/`) is replaced with double underscores (`__`) - primary alias
3. Slash (`/`) is replaced with dash (`-`) - secondary alias, requires GitLab Runner v1.1.0 or newer
## Configuring services
......
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