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Unverified Commit 4de33cad authored by GuyTempleton's avatar GuyTempleton
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Charts - CA - Remove AWS IAM Docs - Replace With Link

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...@@ -17,4 +17,4 @@ name: cluster-autoscaler ...@@ -17,4 +17,4 @@ name: cluster-autoscaler
sources: sources:
- https://github.com/kubernetes/autoscaler/tree/master/cluster-autoscaler - https://github.com/kubernetes/autoscaler/tree/master/cluster-autoscaler
type: application type: application
version: 9.16.1 version: 9.16.2
...@@ -238,72 +238,9 @@ The command removes all the Kubernetes components associated with the chart and ...@@ -238,72 +238,9 @@ The command removes all the Kubernetes components associated with the chart and
### AWS - IAM ### AWS - IAM
The worker running the cluster autoscaler will need access to certain resources and actions: The worker running the cluster autoscaler will need access to certain resources and actions depending on the version you run and your configuration of it.
```json
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"autoscaling:DescribeAutoScalingGroups",
"autoscaling:DescribeAutoScalingInstances",
"autoscaling:DescribeLaunchConfigurations",
"autoscaling:DescribeTags",
"autoscaling:SetDesiredCapacity",
"autoscaling:TerminateInstanceInAutoScalingGroup"
],
"Resource": "*"
}
]
}
```
- `DescribeTags` is required for autodiscovery.
- `DescribeLaunchConfigurations` is required to scale up an ASG from 0.
If you would like to limit the scope of the Cluster Autoscaler to ***only*** modify ASGs for a particular cluster, use the following policy instead:
```json
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"autoscaling:DescribeAutoScalingGroups",
"autoscaling:DescribeAutoScalingInstances",
"autoscaling:DescribeLaunchConfigurations",
"autoscaling:DescribeTags",
"ec2:DescribeLaunchTemplateVersions"
],
"Resource": "*"
},
{
"Effect": "Allow",
"Action": [
"autoscaling:SetDesiredCapacity",
"autoscaling:TerminateInstanceInAutoScalingGroup",
"autoscaling:UpdateAutoScalingGroup"
],
"Resource": [
"arn:aws:autoscaling:<aws-region>:<account-id>:autoScalingGroup:<some-random-id>:autoScalingGroupName/node-group-1",
"arn:aws:autoscaling:<aws-region>:<account-id>:autoScalingGroup:<some-random-id>:autoScalingGroupName/node-group-2",
"arn:aws:autoscaling:<aws-region>:<account-id>:autoScalingGroup:<some-random-id>:autoScalingGroupName/node-group-3"
],
"Condition": {
"StringEquals": {
"autoscaling:ResourceTag/k8s.io/cluster-autoscaler/enabled": "true",
"autoscaling:ResourceTag/kubernetes.io/cluster/<cluster-name>": "owned"
}
}
}
]
}
```
Make sure to replace the variables `<aws-region>`, `<cluster-name>`, `<account-id>`, and the ARNs of the ASGs where applicable. For the up-to-date IAM permissions required, please see the [cluster autoscaler's AWS Cloudprovider Readme](https://github.com/kubernetes/autoscaler/blob/master/cluster-autoscaler/cloudprovider/aws/README.md#iam-policy) and switch to the tag of the cluster autoscaler image you are using.
### AWS - IAM Roles for Service Accounts (IRSA) ### AWS - IAM Roles for Service Accounts (IRSA)
......
...@@ -239,72 +239,9 @@ The command removes all the Kubernetes components associated with the chart and ...@@ -239,72 +239,9 @@ The command removes all the Kubernetes components associated with the chart and
### AWS - IAM ### AWS - IAM
The worker running the cluster autoscaler will need access to certain resources and actions: The worker running the cluster autoscaler will need access to certain resources and actions depending on the version you run and your configuration of it.
```json
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"autoscaling:DescribeAutoScalingGroups",
"autoscaling:DescribeAutoScalingInstances",
"autoscaling:DescribeLaunchConfigurations",
"autoscaling:DescribeTags",
"autoscaling:SetDesiredCapacity",
"autoscaling:TerminateInstanceInAutoScalingGroup"
],
"Resource": "*"
}
]
}
```
- `DescribeTags` is required for autodiscovery.
- `DescribeLaunchConfigurations` is required to scale up an ASG from 0.
If you would like to limit the scope of the Cluster Autoscaler to ***only*** modify ASGs for a particular cluster, use the following policy instead:
```json
{
"Version": "2012-10-17",
"Statement": [
{
"Effect": "Allow",
"Action": [
"autoscaling:DescribeAutoScalingGroups",
"autoscaling:DescribeAutoScalingInstances",
"autoscaling:DescribeLaunchConfigurations",
"autoscaling:DescribeTags",
"ec2:DescribeLaunchTemplateVersions"
],
"Resource": "*"
},
{
"Effect": "Allow",
"Action": [
"autoscaling:SetDesiredCapacity",
"autoscaling:TerminateInstanceInAutoScalingGroup",
"autoscaling:UpdateAutoScalingGroup"
],
"Resource": [
"arn:aws:autoscaling:<aws-region>:<account-id>:autoScalingGroup:<some-random-id>:autoScalingGroupName/node-group-1",
"arn:aws:autoscaling:<aws-region>:<account-id>:autoScalingGroup:<some-random-id>:autoScalingGroupName/node-group-2",
"arn:aws:autoscaling:<aws-region>:<account-id>:autoScalingGroup:<some-random-id>:autoScalingGroupName/node-group-3"
],
"Condition": {
"StringEquals": {
"autoscaling:ResourceTag/k8s.io/cluster-autoscaler/enabled": "true",
"autoscaling:ResourceTag/kubernetes.io/cluster/<cluster-name>": "owned"
}
}
}
]
}
```
Make sure to replace the variables `<aws-region>`, `<cluster-name>`, `<account-id>`, and the ARNs of the ASGs where applicable. For the up-to-date IAM permissions required, please see the [cluster autoscaler's AWS Cloudprovider Readme](https://github.com/kubernetes/autoscaler/blob/master/cluster-autoscaler/cloudprovider/aws/README.md#iam-policy) and switch to the tag of the cluster autoscaler image you are using.
### AWS - IAM Roles for Service Accounts (IRSA) ### AWS - IAM Roles for Service Accounts (IRSA)
......
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