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*: prefer SSM param over AMI ID, do not include "SSM:Parameter" in CFN (#187)
* *: prefer SSM param over AMI ID, do not include "SSM:Parameter" in CFN if empty Signed-off-by: Gyuho Lee <leegyuho@amazon.com> * *: add CHANGELOG, update AWS SDK Go Signed-off-by: Gyuho Lee <leegyuho@amazon.com>
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‎CHANGELOG/CHANGELOG-1.5.md‎

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<hr>
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## [v1.5.5](https://github.com/aws/aws-k8s-tester/releases/tag/v1.5.5) (2020-11-12)
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See [code changes](https://github.com/aws/aws-k8s-tester/compare/v1.5.4...v1.5.5).
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### `ec2config`
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- Overwrite [ASG AMI ID if SSM parameter is specified](https://github.com/aws/aws-k8s-tester/pull/187).
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### `eksconfig`
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- Overwrite [node group AMI ID if SSM parameter is specified](https://github.com/aws/aws-k8s-tester/pull/187).
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### `eks`
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- Do [not include `AWS::SSM::Parameter` in node group CFN template if the parameter is empty](https://github.com/aws/aws-k8s-tester/pull/187).
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- Skip [deleting CMK, VPC, IAM role if EKS cluster delete fails](https://github.com/aws/aws-k8s-tester/pull/186).
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### Dependency
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- Upgrade [`github.com/aws/aws-sdk-go`](https://github.com/aws/aws-sdk-go/releases) from [`v1.35.25`](https://github.com/aws/aws-sdk-go/releases/tag/v1.35.25) to [`v1.35.27`](https://github.com/aws/aws-sdk-go/releases/tag/v1.35.27).
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### Go
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- Compile with [*Go 1.15.5*](https://golang.org/doc/devel/release.html#go1.15).
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<hr>
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## [v1.5.4](https://github.com/aws/aws-k8s-tester/releases/tag/v1.5.4) (2020-11-11)
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See [code changes](https://github.com/aws/aws-k8s-tester/compare/v1.5.3...v1.5.4).

‎ec2config/config.go‎

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@@ -278,6 +278,7 @@ type ASG struct {
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AMIType string `json:"ami-type,omitempty"`
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// ImageID is the Amazon Machine Image (AMI).
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// This value overrides any AWS Systems Manager Parameter Store value.
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// NOTE: THIS FIELD IS SET TO EMPTY IF "ImageIDSSMParameter" IS NOT EMPTY.
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ImageID string `json:"image-id"`
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// ImageIDSSMParameter is the AWS Systems Manager Parameter Store
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// parameter of the AMI ID.

‎ec2config/validate-defaults.go‎

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@@ -379,6 +379,10 @@ func (cfg *Config) validateASGs() error {
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if cur.ImageID == "" && cur.ImageIDSSMParameter == "" {
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return fmt.Errorf("%q both ImageID and ImageIDSSMParameter are empty", cur.Name)
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}
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// prefer "ImageIDSSMParameter"
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if cur.ImageID != "" && cur.ImageIDSSMParameter != "" {
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cur.ImageID = ""
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}
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switch cur.AMIType {
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case AMITypeBottleRocketCPU:

‎eks/ng/nodes.go‎

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@@ -33,14 +33,41 @@ e.g.
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aws ssm get-parameters --names /aws/service/ami-amazon-linux-latest/amzn2-ami-hvm-x86_64-gp2
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e.g.
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aws ssm get-parameters --names /aws/service/eks/optimized-ami/1.16/amazon-linux-2/recommended/image_id
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aws ssm get-parameters --names /aws/service/bottlerocket/aws-k8s-1.16/x86_64/latest/image_id
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aws ssm get-parameters --names /aws/service/eks/optimized-ami/1.18/amazon-linux-2/recommended/image_id
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aws ssm get-parameters --names /aws/service/bottlerocket/aws-k8s-1.18/x86_64/latest/image_id
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TODO
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BootstrapArguments:
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Type: String
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Description: Arguments to pass to the bootstrap script. See files/bootstrap.sh in https://github.com/awslabs/amazon-eks-ami
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NOTE for new regions
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"AWS::SSM::Parameter" may not be onboarded yet, so we need templatize CFN template
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so that we do not pass invalid "AWS::SSM::Parameter" at all in those regions
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ImageID:
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Type: String
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Default: ""
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Description: (Optional) Specify your own custom image ID. This value overrides any AWS Systems Manager Parameter Store value specified above.
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ImageIDSSMParameter:
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Type: AWS::SSM::Parameter::Value<AWS::EC2::Image::Id>
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Default: /aws/service/eks/optimized-ami/1.18/amazon-linux-2/recommended/image_id
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Description: AWS Systems Manager Parameter Store parameter of the AMI ID for the worker node instances.
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HasImageID:
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Fn::Not:
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- Fn::Equals:
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- Ref: ImageID
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- ""
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ImageId:
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Fn::If:
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- HasImageID
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- !Ref ImageID
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- !Ref ImageIDSSMParameter
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*/
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// TemplateASG is the CloudFormation template for EKS node group.
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Type: AWS::EC2::KeyPair::KeyName
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Description: The EC2 Key Pair to allow SSH access to the instances
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ImageID:
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{{ if ne .ImageID "" }} ImageID:
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Type: String
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Default: ""
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Description: (Optional) Specify your own custom image ID. This value overrides any AWS Systems Manager Parameter Store value specified above.
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ImageIDSSMParameter:
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Type: AWS::SSM::Parameter::Value<AWS::EC2::Image::Id>
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Default: /aws/service/eks/optimized-ami/1.15/amazon-linux-2/recommended/image_id
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Description: AWS Systems Manager Parameter Store parameter of the AMI ID for the worker node instances.
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Description: Specify your own custom image ID. This value overrides any AWS Systems Manager Parameter Store value specified above.{{ end }}{{ if ne .ImageIDSSMParameter "" }} ImageIDSSMParameter:
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Type: AWS::SSM::Parameter::Value<AWS::EC2::Image::Id>
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Default: /aws/service/eks/optimized-ami/1.18/amazon-linux-2/recommended/image_id
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Description: AWS Systems Manager Parameter Store parameter of the AMI ID for the worker node instances.{{ end }}
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InstanceTypes:
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Type: CommaDelimitedList
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Conditions:
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HasImageID:
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Fn::Not:
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- Fn::Equals:
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- Ref: ImageID
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- ""
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Has2InstanceTypes:
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Fn::Or:
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- Fn::Equals:
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LaunchTemplateData:
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IamInstanceProfile:
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Arn: !GetAtt InstanceProfile.Arn
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ImageId:
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Fn::If:
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- HasImageID
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- !Ref ImageID
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- !Ref ImageIDSSMParameter
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{{ if ne .ImageID "" }} ImageId: !Ref ImageID{{ end }}{{ if ne .ImageIDSSMParameter "" }} ImageId: !Ref ImageIDSSMParameter{{ end }}
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KeyName: !Ref RemoteAccessKeyName
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BlockDeviceMappings:
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- DeviceName: /dev/xvda
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`
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type templateASG struct {
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Metadata string
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UserData string
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ASGDesiredCapacity int64
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ASGTagData string
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ImageID string
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ImageIDSSMParameter string
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Metadata string
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UserData string
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ASGDesiredCapacity int64
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ASGTagData string
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}
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func (ts *tester) createASGs() error {
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// "/aws/service/ami-amazon-linux-latest/amzn2-ami-hvm-x86_64-gp2"
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// already includes SSM agent + AWS CLI
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tg := templateASG{
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ASGDesiredCapacity: cur.ASGDesiredCapacity,
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ImageID: cur.ImageID,
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ImageIDSSMParameter: cur.ImageIDSSMParameter,
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ASGDesiredCapacity: cur.ASGDesiredCapacity,
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}
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switch cur.AMIType {
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case ec2config.AMITypeBottleRocketCPU:
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},
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},
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}
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// "eksconfig" validate already ensures that either "ImageID" or "ImageIDSSMParameter" is non-empty
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// both cannot be non-empty at the same time!
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if cur.ImageID != "" {
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ts.cfg.Logger.Info("added image ID", zap.String("image-id", cur.ImageID))
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stackInput.Parameters = append(stackInput.Parameters, &cloudformation.Parameter{

‎eks/ng/nodes_test.go‎

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import (
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"bytes"
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"fmt"
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"strings"
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"testing"
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"text/template"
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)
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buf.Reset()
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if err := tpl.Execute(buf, templateASG{
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Metadata: metadataAL2InstallSSM,
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UserData: userDataAL2InstallSSM,
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ASGDesiredCapacity: 1,
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ImageID: "abc",
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ImageIDSSMParameter: "",
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Metadata: metadataAL2InstallSSM,
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UserData: userDataAL2InstallSSM,
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ASGDesiredCapacity: 1,
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}); err != nil {
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t.Fatal(err)
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}
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fmt.Println(buf.String())
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if strings.Contains(buf.String(), "AWS::SSM::Parameter") {
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t.Fatal("unexpected AWS::SSM::Parameter in CFN template")
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}
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}

‎eksconfig/add-on-node-groups.go‎

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if cur.ImageID == "" && cur.ImageIDSSMParameter == "" {
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return fmt.Errorf("%q both ImageID and ImageIDSSMParameter are empty", cur.Name)
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}
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// prefer "ImageIDSSMParameter"
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if cur.ImageID != "" && cur.ImageIDSSMParameter != "" {
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cur.ImageID = ""
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}
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if !cfg.AddOnNodeGroups.RoleCreate {
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if cur.ClusterAutoscaler != nil && cur.ClusterAutoscaler.Enable {

‎go.mod‎

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)
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require (
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github.com/aws/aws-sdk-go v1.35.25
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github.com/aws/aws-sdk-go v1.35.27
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github.com/briandowns/spinner v1.11.1
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github.com/cihub/seelog v0.0.0-20170130134532-f561c5e57575
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github.com/davecgh/go-spew v1.1.1

‎go.sum‎

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github.com/aws/aws-sdk-go v1.6.10/go.mod h1:ZRmQr0FajVIyZ4ZzBYKG5P3ZqPz9IHG41ZoMu1ADI3k=
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github.com/aws/aws-sdk-go v1.15.11/go.mod h1:mFuSZ37Z9YOHbQEwBWztmVzqXrEkub65tZoCYDt7FT0=
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github.com/aws/aws-sdk-go v1.28.2/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
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github.com/aws/aws-sdk-go v1.35.25 h1:0+UC6ZquMOLvYABoz0olShCAe+M9oKllgPfr2hnv9zE=
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github.com/aws/aws-sdk-go v1.35.25/go.mod h1:tlPOdRjfxPBpNIwqDj61rmsnA85v9jc0Ps9+muhnW+k=
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github.com/aws/aws-sdk-go v1.35.27 h1:F0dUW+kouzchjt4X6kYfYMw1YtQPkA4pihpCDqQMrq8=
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github.com/aws/aws-sdk-go v1.35.27/go.mod h1:tlPOdRjfxPBpNIwqDj61rmsnA85v9jc0Ps9+muhnW+k=
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github.com/bazelbuild/bazel-gazelle v0.18.2/go.mod h1:D0ehMSbS+vesFsLGiD6JXu3mVEzOlfUl8wNnq+x/9p0=
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github.com/bazelbuild/bazel-gazelle v0.19.1-0.20191105222053-70208cbdc798/go.mod h1:rPwzNHUqEzngx1iVBfO/2X2npKaT3tqPqqHW6rVsn/A=
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github.com/bazelbuild/buildtools v0.0.0-20190731111112-f720930ceb60/go.mod h1:5JP0TXzWDHXv8qvxRC4InIazwdyDseBDbzESUMKk1yU=

‎vendor/github.com/aws/aws-sdk-go/aws/version.go‎

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Some generated files are not rendered by default. Learn more about customizing how changed files appear on GitHub.

‎vendor/modules.txt‎

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github.com/armon/circbuf
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# github.com/asaskevich/govalidator v0.0.0-20200108200545-475eaeb16496
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github.com/asaskevich/govalidator
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# github.com/aws/aws-sdk-go v1.35.25
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# github.com/aws/aws-sdk-go v1.35.27
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## explicit
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github.com/aws/aws-sdk-go/aws
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github.com/aws/aws-sdk-go/aws/arn

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