You'll need to [install Packer][2], of course.
-OpenDaylight's Packer configuration is divided into build-specific variables,
-output-specific templates and a set of shared provisioning scripts. To do a
+OpenDaylight's Packer configuration separates build-specific variables,
+output-specific templates, and a set of shared provisioning scripts. To do a
specific build, combine the template for the desired output artifact type with
-a variable file. To build a new java-builder instance the following would be done:
+a variable file. To build a new java-builder instance run this command:
```
-packer build -var-file=vars/cloud-env.json -var-file/centos.json templates/java-builder.json
+packer build -var-file=vars/cloud-env.json -var-file=vars/centos.json templates/java-builder.json
```
**NOTE:** vars/cloud-env.json is a gitignored file as it contains private
-information. There is a vars/cloud-env.json.example file that may be used as a
-base for creating the one needed.
+information. The vars/cloud-env.json.example file is available as an example.
This would build bootable image in two different OpenStack clouds. In specific,
Rackspace's Public cloud and a private OpenStack cloud.