9.2. 使用 API 选择一个角色

流程

1. 刷新 API 令牌：

   $ source refresh-token

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2. 获取主机 ID：

   $ curl -s -X GET "https://api.openshift.com/api/assisted-install/v2/clusters/$CLUSTER_ID" \
   --header "Content-Type: application/json" \
     -H "Authorization: Bearer $API_TOKEN" \
   | jq '.host_networks[].host_ids'

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   输出示例

   [
     "1062663e-7989-8b2d-7fbb-e6f4d5bb28e5"
   ]

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3. 修改 host_role 设置：

   $ curl https://api.openshift.com/api/assisted-install/v2/infra-envs/${INFRA_ENV_ID}/hosts/<host_id> \
   -X PATCH \
   -H "Authorization: Bearer ${API_TOKEN}" \
   -H "Content-Type: application/json" \
   -d '
       {
         "host_role":"worker"
       }
   ' | jq

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   将 <host_id> 替换为主机的 ID。