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Add support for Flatcar Linux on Azure

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* Accept `os_image` "flatcar-stable" and "flatcar-beta" to
use Kinvolk's Flatcar Linux images from the Azure Marketplace

Note: Flatcar Linux Azure Marketplace images require terms be
accepted before use
This commit is contained in:
Dalton Hubble
2020-03-10 23:55:23 -07:00
parent ab7913a061
commit 4e1b8f22df
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11
docs/cl/azure.md
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@ -85,6 +85,15 @@ module "ramius" {
Reference the [variables docs](#variables) or the [variables.tf](https://github.com/poseidon/typhoon/blob/master/azure/container-linux/kubernetes/variables.tf) source.
### Flatcar Linux Only
Flatcar Linux publishes images to the Azure Marketplace and requires accepting their legal terms.
```
az vm image terms show --publish kinvolk --offer flatcar-container-linux --plan stable
az vm image terms accept --publish kinvolk --offer flatcar-container-linux --plan stable
```
## ssh-agent
Initial bootstrapping requires `bootstrap.service` be started on one controller node. Terraform uses `ssh-agent` to automate this step. Add your SSH private key to `ssh-agent`.
@ -223,7 +232,7 @@ Reference the DNS zone with `azurerm_dns_zone.clusters.name` and its resource gr
| worker_count | Number of workers | 1 | 3 |
| controller_type | Machine type for controllers | "Standard_B2s" | See below |
| worker_type | Machine type for workers | "Standard_DS1_v2" | See below |
| os_image | Channel for a Container Linux derivative | "coreos-stable" | coreos-stable, coreos-beta, coreos-alpha |
| os_image | Channel for a Container Linux derivative | "coreos-stable" | coreos-stable, coreos-beta, coreos-alpha, flatcar-stable, flatcar-beta |
| disk_size | Size of the disk in GB | 40 | 100 |
| worker_priority | Set priority to Spot to use reduced cost surplus capacity, with the tradeoff that instances can be deallocated at any time | Regular | Spot |
| controller_clc_snippets | Controller Container Linux Config snippets | [] | [example](/advanced/customization/#usage) |