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template_main_iam_policies.go
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template_main_iam_policies.go
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package template
const TemplateMainIAMPolicies = `
{{- define "iam_policies" -}}
ControlPlaneNodesRole:
Type: AWS::IAM::Role
Properties:
RoleName: gs-cluster-{{ .IAMPolicies.ClusterID }}-role-tccpn
AssumeRolePolicyDocument:
Version: "2012-10-17"
Statement:
Effect: "Allow"
Principal:
Service: {{ .IAMPolicies.EC2ServiceDomain }}
Action: "sts:AssumeRole"
ControlPlaneNodesRolePolicy:
Type: "AWS::IAM::Policy"
Properties:
PolicyName: gs-cluster-{{ .IAMPolicies.ClusterID }}-policy-tccpn
Roles:
- Ref: ControlPlaneNodesRole
PolicyDocument:
Version: "2012-10-17"
Statement:
- Effect: "Allow"
Action: "ec2:*"
Resource: "*"
- Effect: "Allow"
Action:
- "kms:Encrypt"
- "kms:Decrypt"
- "kms:ReEncrypt*"
- "kms:GenerateDataKey*"
- "kms:DescribeKey"
Resource: "*"
- Effect: "Allow"
Action:
- "kms:CreateGrant"
- "kms:ListGrants"
- "kms:RevokeGrant"
Resource: "*"
Condition:
Bool:
kms:GrantIsForAWSResource: "true"
- Effect: "Allow"
Action:
- "s3:GetBucketLocation"
- "s3:ListAllMyBuckets"
Resource: "*"
- Effect: "Allow"
Action: "s3:ListBucket"
Resource: "arn:{{ .IAMPolicies.RegionARN }}:s3:::{{ .IAMPolicies.S3Bucket }}"
- Effect: "Allow"
Action: "s3:GetObject"
Resource: "arn:{{ .IAMPolicies.RegionARN }}:s3:::{{ .IAMPolicies.S3Bucket }}/*"
- Effect: "Allow"
Action: "elasticloadbalancing:*"
Resource: "*"
- Effect: "Allow"
Action:
- "autoscaling:DescribeAutoScalingGroups"
- "autoscaling:DescribeAutoScalingInstances"
- "autoscaling:DescribeScalingActivities"
- "autoscaling:DescribeTags"
- "autoscaling:DescribeLaunchConfigurations"
- "autoscaling:SetInstanceHealth"
- "autoscaling:CompleteLifecycleAction"
- "ec2:DescribeLaunchTemplateVersions"
- "ec2:DescribeInstanceTypes"
Resource: "*"
- Effect: "Allow"
Action:
- "autoscaling:SetDesiredCapacity"
- "autoscaling:TerminateInstanceInAutoScalingGroup"
Resource: "*"
Condition:
StringEquals:
autoscaling:ResourceTag/giantswarm.io/cluster: "{{ .IAMPolicies.ClusterID }}"
- Effect: "Allow"
Action:
- "ecr:GetAuthorizationToken"
- "ecr:BatchCheckLayerAvailability"
- "ecr:GetDownloadUrlForLayer"
- "ecr:GetRepositoryPolicy"
- "ecr:DescribeRepositories"
- "ecr:ListImages"
- "ecr:BatchGetImage"
Resource: "*"
# Following rules are required to make the AWS CNI work. See also
# https://github.com/aws/amazon-vpc-cni-k8s#setup.
- Effect: Allow
Action:
- ec2:AssignPrivateIpAddresses
- ec2:AttachNetworkInterface
- ec2:CreateNetworkInterface
- ec2:DeleteNetworkInterface
- ec2:DescribeInstances
- ec2:DescribeInstanceTypes
- ec2:DescribeTags
- ec2:DescribeNetworkInterfaces
- ec2:DetachNetworkInterface
- ec2:ModifyNetworkInterfaceAttribute
- ec2:UnassignPrivateIpAddresses
Resource: "*"
- Effect: Allow
Action:
- ec2:CreateTags
Resource:
- arn:{{ .IAMPolicies.RegionARN }}:ec2:*:*:network-interface/*
#### Used for EFS
- Effect: Allow
Action:
- elasticfilesystem:DescribeAccessPoints
- elasticfilesystem:DescribeFileSystems
- elasticfilesystem:DescribeMountTargets
- ec2:DescribeAvailabilityZones
Resource: "*"
- Effect: Allow
Action:
- elasticfilesystem:CreateAccessPoint
Resource: "*"
Condition:
StringLike:
aws:RequestTag/efs.csi.aws.com/cluster: 'true'
- Effect: Allow
Action: elasticfilesystem:DeleteAccessPoint
Resource: "*"
Condition:
StringEquals:
aws:ResourceTag/efs.csi.aws.com/cluster: 'true'
ControlPlaneNodesInstanceProfile:
Type: "AWS::IAM::InstanceProfile"
Properties:
InstanceProfileName: gs-cluster-{{ .IAMPolicies.ClusterID }}-profile-tccpn
Roles:
- Ref: ControlPlaneNodesRole
IAMManagerRole:
Type: "AWS::IAM::Role"
Properties:
RoleName: {{ .IAMPolicies.ClusterID }}-IAMManager-Role
AssumeRolePolicyDocument:
Version: "2012-10-17"
Statement:
Effect: "Allow"
Principal:
AWS: !GetAtt ControlPlaneNodesRole.Arn
Action: "sts:AssumeRole"
IAMManagerRolePolicy:
Type: "AWS::IAM::Policy"
Properties:
PolicyName: {{ .IAMPolicies.ClusterID }}-IAMManager-Policy
Roles:
- Ref: "IAMManagerRole"
PolicyDocument:
Version: "2012-10-17"
Statement:
Effect: "Allow"
Action: "sts:AssumeRole"
Resource: "*"
ALBControllerRole:
Type: "AWS::IAM::Role"
Properties:
RoleName: gs-{{ .IAMPolicies.ClusterID }}-ALBController-Role
AssumeRolePolicyDocument:
Version: "2012-10-17"
Statement:
- Effect: "Allow"
Principal:
AWS: !GetAtt IAMManagerRole.Arn
Action: "sts:AssumeRole"
{{- if or (eq .IAMPolicies.Region "cn-north-1") (eq .IAMPolicies.Region "cn-northwest-1") }}
- Effect: "Allow"
Principal:
Federated: "arn:{{ .IAMPolicies.RegionARN }}:iam::{{ .IAMPolicies.AccountID }}:oidc-provider/s3.{{ .IAMPolicies.Region }}.amazonaws.com.cn/{{ .IAMPolicies.AccountID }}-g8s-{{ .IAMPolicies.ClusterID }}-oidc-pod-identity-v2"
Action: "sts:AssumeRoleWithWebIdentity"
Condition:
StringLike:
"s3.{{ .IAMPolicies.Region }}.amazonaws.com.cn/{{ .IAMPolicies.AccountID }}-g8s-{{ .IAMPolicies.ClusterID }}-oidc-pod-identity-v2:sub": "system:serviceaccount:*:aws-load-balancer-controller*"
{{- end }}
{{- if ne .IAMPolicies.CloudfrontDomain "" }}
- Effect: "Allow"
Principal:
Federated: "arn:{{ .IAMPolicies.RegionARN }}:iam::{{ .IAMPolicies.AccountID }}:oidc-provider/{{ .IAMPolicies.CloudfrontDomain }}"
Action: "sts:AssumeRoleWithWebIdentity"
Condition:
StringLike:
"{{ .IAMPolicies.CloudfrontDomain }}:sub": "system:serviceaccount:*:aws-load-balancer-controller*"
{{- end }}
{{- if ne .IAMPolicies.CloudfrontAliasDomain "" }}
- Effect: "Allow"
Principal:
Federated: "arn:{{ .IAMPolicies.RegionARN }}:iam::{{ .IAMPolicies.AccountID }}:oidc-provider/{{ .IAMPolicies.CloudfrontAliasDomain }}"
Action: "sts:AssumeRoleWithWebIdentity"
Condition:
StringLike:
"{{ .IAMPolicies.CloudfrontAliasDomain }}:sub": "system:serviceaccount:*:aws-load-balancer-controller*"
{{- end }}
ALBControllerRolePolicy:
Type: "AWS::IAM::Policy"
Properties:
PolicyName: gs-{{ .IAMPolicies.ClusterID }}-ALBController-Policy
Roles:
- Ref: "ALBControllerRole"
PolicyDocument:
Version: '2012-10-17'
Statement:
{{- if or (eq .IAMPolicies.Region "cn-north-1") (eq .IAMPolicies.Region "cn-northwest-1") }}
- Effect: Allow
Action:
- 'iam:CreateServiceLinkedRole'
Resource: '*'
Condition:
StringEquals:
'iam:AWSServiceName': elasticloadbalancing.{{ .IAMPolicies.Region }}.amazonaws.com.cn
{{- else }}
- Effect: Allow
Action:
- 'iam:CreateServiceLinkedRole'
Resource: '*'
Condition:
StringEquals:
'iam:AWSServiceName': elasticloadbalancing.amazonaws.com
{{- end }}
- Effect: Allow
Action:
- 'ec2:DescribeAccountAttributes'
- 'ec2:DescribeAddresses'
- 'ec2:DescribeAvailabilityZones'
- 'ec2:DescribeInternetGateways'
- 'ec2:DescribeVpcs'
- 'ec2:DescribeVpcPeeringConnections'
- 'ec2:DescribeSubnets'
- 'ec2:DescribeSecurityGroups'
- 'ec2:DescribeInstances'
- 'ec2:DescribeNetworkInterfaces'
- 'ec2:DescribeTags'
- 'ec2:GetCoipPoolUsage'
- 'ec2:DescribeCoipPools'
- 'elasticloadbalancing:DescribeLoadBalancers'
- 'elasticloadbalancing:DescribeLoadBalancerAttributes'
- 'elasticloadbalancing:DescribeListeners'
- 'elasticloadbalancing:DescribeListenerCertificates'
- 'elasticloadbalancing:DescribeSSLPolicies'
- 'elasticloadbalancing:DescribeRules'
- 'elasticloadbalancing:DescribeTargetGroups'
- 'elasticloadbalancing:DescribeTargetGroupAttributes'
- 'elasticloadbalancing:DescribeTargetHealth'
- 'elasticloadbalancing:DescribeTags'
Resource: '*'
- Effect: Allow
Action:
- 'cognito-idp:DescribeUserPoolClient'
- 'acm:ListCertificates'
- 'acm:DescribeCertificate'
- 'iam:ListServerCertificates'
- 'iam:GetServerCertificate'
- 'waf-regional:GetWebACL'
- 'waf-regional:GetWebACLForResource'
- 'waf-regional:AssociateWebACL'
- 'waf-regional:DisassociateWebACL'
- 'wafv2:GetWebACL'
- 'wafv2:GetWebACLForResource'
- 'wafv2:AssociateWebACL'
- 'wafv2:DisassociateWebACL'
- 'shield:GetSubscriptionState'
- 'shield:DescribeProtection'
- 'shield:CreateProtection'
- 'shield:DeleteProtection'
Resource: '*'
- Effect: Allow
Action:
- 'ec2:AuthorizeSecurityGroupIngress'
- 'ec2:RevokeSecurityGroupIngress'
Resource: '*'
- Effect: Allow
Action:
- 'ec2:CreateSecurityGroup'
Resource: '*'
- Effect: Allow
Action:
- 'ec2:CreateTags'
Resource: 'arn:{{ .IAMPolicies.RegionARN }}:ec2:*:*:security-group/*'
Condition:
StringEquals:
'ec2:CreateAction': CreateSecurityGroup
'Null':
'aws:RequestTag/elbv2.k8s.aws/cluster': 'false'
- Effect: Allow
Action:
- 'ec2:CreateTags'
- 'ec2:DeleteTags'
Resource: 'arn:{{ .IAMPolicies.RegionARN }}:ec2:*:*:security-group/*'
Condition:
'Null':
'aws:RequestTag/elbv2.k8s.aws/cluster': 'true'
'aws:ResourceTag/elbv2.k8s.aws/cluster': 'false'
- Effect: Allow
Action:
- 'ec2:AuthorizeSecurityGroupIngress'
- 'ec2:RevokeSecurityGroupIngress'
- 'ec2:DeleteSecurityGroup'
Resource: '*'
Condition:
'Null':
'aws:ResourceTag/elbv2.k8s.aws/cluster': 'false'
- Effect: Allow
Action:
- 'elasticloadbalancing:CreateLoadBalancer'
- 'elasticloadbalancing:CreateTargetGroup'
Resource: '*'
Condition:
'Null':
'aws:RequestTag/elbv2.k8s.aws/cluster': 'false'
- Effect: Allow
Action:
- 'elasticloadbalancing:CreateListener'
- 'elasticloadbalancing:DeleteListener'
- 'elasticloadbalancing:CreateRule'
- 'elasticloadbalancing:DeleteRule'
Resource: '*'
- Effect: Allow
Action:
- 'elasticloadbalancing:AddTags'
- 'elasticloadbalancing:RemoveTags'
Resource:
- 'arn:{{ .IAMPolicies.RegionARN }}:elasticloadbalancing:*:*:targetgroup/*/*'
- 'arn:{{ .IAMPolicies.RegionARN }}:elasticloadbalancing:*:*:loadbalancer/net/*/*'
- 'arn:{{ .IAMPolicies.RegionARN }}:elasticloadbalancing:*:*:loadbalancer/app/*/*'
Condition:
'Null':
'aws:RequestTag/elbv2.k8s.aws/cluster': 'true'
'aws:ResourceTag/elbv2.k8s.aws/cluster': 'false'
- Effect: Allow
Action:
- 'elasticloadbalancing:AddTags'
- 'elasticloadbalancing:RemoveTags'
Resource:
- 'arn:{{ .IAMPolicies.RegionARN }}:elasticloadbalancing:*:*:listener/net/*/*/*'
- 'arn:{{ .IAMPolicies.RegionARN }}:elasticloadbalancing:*:*:listener/app/*/*/*'
- 'arn:{{ .IAMPolicies.RegionARN }}:elasticloadbalancing:*:*:listener-rule/net/*/*/*'
- 'arn:{{ .IAMPolicies.RegionARN }}:elasticloadbalancing:*:*:listener-rule/app/*/*/*'
- Effect: Allow
Action:
- 'elasticloadbalancing:ModifyLoadBalancerAttributes'
- 'elasticloadbalancing:SetIpAddressType'
- 'elasticloadbalancing:SetSecurityGroups'
- 'elasticloadbalancing:SetSubnets'
- 'elasticloadbalancing:DeleteLoadBalancer'
- 'elasticloadbalancing:ModifyTargetGroup'
- 'elasticloadbalancing:ModifyTargetGroupAttributes'
- 'elasticloadbalancing:DeleteTargetGroup'
Resource: '*'
Condition:
'Null':
'aws:ResourceTag/elbv2.k8s.aws/cluster': 'false'
- Effect: Allow
Action:
- 'elasticloadbalancing:AddTags'
Resource:
- 'arn:{{ .IAMPolicies.RegionARN }}:elasticloadbalancing:*:*:targetgroup/*/*'
- 'arn:{{ .IAMPolicies.RegionARN }}:elasticloadbalancing:*:*:loadbalancer/net/*/*'
- 'arn:{{ .IAMPolicies.RegionARN }}:elasticloadbalancing:*:*:loadbalancer/app/*/*'
Condition:
StringEquals:
'elasticloadbalancing:CreateAction':
- CreateTargetGroup
- CreateLoadBalancer
'Null':
'aws:RequestTag/elbv2.k8s.aws/cluster': 'false'
- Effect: Allow
Action:
- 'elasticloadbalancing:RegisterTargets'
- 'elasticloadbalancing:DeregisterTargets'
Resource: 'arn:{{ .IAMPolicies.RegionARN }}:elasticloadbalancing:*:*:targetgroup/*/*'
- Effect: Allow
Action:
- 'elasticloadbalancing:SetWebAcl'
- 'elasticloadbalancing:ModifyListener'
- 'elasticloadbalancing:AddListenerCertificates'
- 'elasticloadbalancing:RemoveListenerCertificates'
- 'elasticloadbalancing:ModifyRule'
Resource: '*'
{{- if .IAMPolicies.Route53Enabled }}
Route53ManagerRole:
Type: "AWS::IAM::Role"
Properties:
RoleName: {{ .IAMPolicies.ClusterID }}-Route53Manager-Role
AssumeRolePolicyDocument:
Version: "2012-10-17"
Statement:
- Effect: "Allow"
Principal:
AWS: !GetAtt IAMManagerRole.Arn
Action: "sts:AssumeRole"
{{- if ne .IAMPolicies.CloudfrontDomain "" }}
- Effect: "Allow"
Principal:
Federated: "arn:{{ .IAMPolicies.RegionARN }}:iam::{{ .IAMPolicies.AccountID }}:oidc-provider/{{ .IAMPolicies.CloudfrontDomain }}"
Action: "sts:AssumeRoleWithWebIdentity"
Condition:
StringLike:
"{{ .IAMPolicies.CloudfrontDomain }}:sub": "system:serviceaccount:*:*external-dns*"
{{- end }}
{{- if ne .IAMPolicies.CloudfrontAliasDomain "" }}
- Effect: "Allow"
Principal:
Federated: "arn:{{ .IAMPolicies.RegionARN }}:iam::{{ .IAMPolicies.AccountID }}:oidc-provider/{{ .IAMPolicies.CloudfrontAliasDomain }}"
Action: "sts:AssumeRoleWithWebIdentity"
Condition:
StringLike:
"{{ .IAMPolicies.CloudfrontAliasDomain }}:sub": "system:serviceaccount:*:*external-dns*"
{{- end }}
Route53ManagerRolePolicy:
Type: "AWS::IAM::Policy"
Properties:
PolicyName: {{ .IAMPolicies.ClusterID }}-Route53Manager-Policy
Roles:
- Ref: "Route53ManagerRole"
PolicyDocument:
Version: "2012-10-17"
Statement:
- Effect: "Allow"
Action: "route53:ChangeResourceRecordSets"
Resource:
- "arn:{{ .IAMPolicies.RegionARN }}:route53:::hostedzone/{{ .IAMPolicies.HostedZoneID }}"
- "arn:{{ .IAMPolicies.RegionARN }}:route53:::hostedzone/{{ .IAMPolicies.InternalHostedZoneID }}"
- Effect: "Allow"
Action:
- "route53:ListHostedZones"
- "route53:ListResourceRecordSets"
Resource: "*"
{{- end -}}
{{- end -}}
`