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5.2. 使用外部身份验证供应商创建带有 HCP 集群的 ROSA

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在 ROSA CLI 中使用 --external-auth-providers-enabled 标志来创建使用外部身份验证服务的集群。

注意

当使用 HCP 集群创建 ROSA 时,默认的机器无类别间路由(CIDR)为 10.0.0.0/16。如果这与 VPC 子网的 CIDR 范围不匹配,请在以下命令中添加 --machine-cidr <address_block >。

流程

  • 如果您使用 OIDC_IDSUBNET_IDSOPERATOR_ROLES_PREFIX 变量来准备您的环境,您可以在创建集群时继续使用这些变量。例如,运行以下命令:

    $ rosa create cluster --hosted-cp --subnet-ids=$SUBNET_IDS \
       --oidc-config-id=$OIDC_ID --cluster-name=<cluster_name> \
       --operator-roles-prefix=$OPERATOR_ROLES_PREFIX \
       --external-auth-providers-enabled
  • 如果您没有设置环境变量,请运行以下命令:

    $ rosa create cluster --cluster-name=<cluster_name> --sts --mode=auto \
        --hosted-cp --operator-roles-prefix <operator-role-prefix> \
        --oidc-config-id <ID-of-OIDC-configuration> \
        --external-auth-providers-enabled \
        --subnet-ids=<public-subnet-id>,<private-subnet-id>

验证

  • 运行以下命令,验证您的外部身份验证是否在集群详情中启用:

    $ rosa describe cluster --cluster=<cluster_name>
    Name:                       rosa-ext-test
    Display Name:               rosa-ext-test
    ID:                         <cluster_id>
    External ID:                <cluster_ext_id>
    Control Plane:              ROSA Service Hosted
    OpenShift Version:          4.16.3
    Channel Group:              stable
    DNS:                        <dns>
    AWS Account:                <AWS_id>
    AWS Billing Account:        <AWS_id>
    API URL:                    <ocm_api>
    Console URL:
    Region:                     us-east-1
    Availability:
     - Control Plane:           MultiAZ
     - Data Plane:              SingleAZ
    
    Nodes:
     - Compute (desired):       2
     - Compute (current):       0
    Network:
     - Type:                    OVNKubernetes
     - Service CIDR:            <service_cidr>
     - Machine CIDR:            <machine_cidr>
     - Pod CIDR:                <pod_cidr>
     - Host Prefix:             /23
     - Subnets:                 <subnet_ids>
    EC2 Metadata Http Tokens:   optional
    Role (STS) ARN:             arn:aws:iam::<AWS_id>:role/<account_roles_prefix>-HCP-ROSA-Installer-Role
    Support Role ARN:           arn:aws:iam::<AWS_id>:role/<account_roles_prefix>-HCP-ROSA-Support-Role
    Instance IAM Roles:
     - Worker:                  arn:aws:iam::<AWS_id>:role/<account_roles_prefix>-HCP-ROSA-Worker-Role
    Operator IAM Roles:
     - arn:aws:iam::<AWS_id>:role/<operator_roles_prefix>-openshift-cloud-network-config-controller-clo
     - arn:aws:iam::<AWS_id>:role/<operator_roles_prefix>-kube-system-capa-controller-manager
     - arn:aws:iam::<AWS_id>:role/<operator_roles_prefix>-kube-system-control-plane-operator
     - arn:aws:iam::<AWS_id>:role/<operator_roles_prefix>-kube-system-kms-provider
     - arn:aws:iam::<AWS_id>:role/<operator_roles_prefix>-kube-system-kube-controller-manager
     - arn:aws:iam::<AWS_id>:role/<operator_roles_prefix>-openshift-image-registry-installer-cloud-cred
     - arn:aws:iam::<AWS_id>:role/<operator_roles_prefix>-openshift-ingress-operator-cloud-credentials
     - arn:aws:iam::<AWS_id>:role/<operator_roles_prefix>-openshift-cluster-csi-drivers-ebs-cloud-crede
    Managed Policies:           Yes
    State:                      ready
    Private:                    No
    Created:                    Mar 29 2024 14:25:52 UTC
    User Workload Monitoring:   Enabled
    Details Page:               https://<url>
    OIDC Endpoint URL:          https://<endpoint> (Managed)
    Audit Log Forwarding:       Disabled
    External Authentication:    Enabled 1
    1
    External Authentication 标志已启用,您现在可以创建外部身份验证供应商。
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