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contrib: add cloud-init support for terraform vms (#8394)

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* contrib: add cloud-init support for terraform vms

This change enables instance customization via cloud-init,
for example: additional CA certs, custom SSH access etc.

* contrib: update docs for terraform cloud-init

* contrib: disable yamllint in cloud-init

require-starting-space rule breaks cloud-init header

* contrib: documenation formatting

* yamllint: disable comments related checks

* docs: markdown formatting
This commit is contained in:
moss2k13
2022-01-11 14:23:16 +01:00
committed by GitHub
parent e0d67367ed
commit 135c9b29a7
3 changed files with 50 additions and 0 deletions
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21
contrib/terraform/openstack/README.md
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@@ -416,6 +416,27 @@ terraform init ../../contrib/terraform/openstack
This should finish fairly quickly telling you Terraform has successfully initialized and loaded necessary modules.
### Customizing with cloud-init
You can apply cloud-init based customization for the openstack instances before provisioning your cluster.
One common template is used for all instances. Adjust the file shown below:
`contrib/terraform/openstack/modules/compute/templates/cloudinit.yaml`
For example, to enable openstack novnc access and ansible_user=root SSH access:
```ShellSession
#cloud-config
## in some cases novnc console access is required
## it requires ssh password to be set
ssh_pwauth: yes
chpasswd:
list: |
root:secret
expire: False
## in some cases direct root ssh access via ssh key is required
disable_root: false
```
### Provisioning cluster
You can apply the Terraform configuration to your cluster with the following command