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Cloud Virtual Machine
Last updated: 2025-12-04 09:16:25
Cloud Virtual Machine
Last updated: 2025-12-04 09:16:25

Service roles and service-linked roles are predefined by Tencent Cloud services and, upon user authorization, the corresponding services can access and use resources by assuming these service-linked roles. This document provides detailed information on the use cases and associated authorization policies of these specific service-linked roles.

Product Role Name Role Types Role Entity
Cloud Virtual Machine CVM_QCSLinkedRoleInCbsInit Service-Related Roles cbsinit.cvm.cloud.tencent.com
Cloud Virtual Machine CVM_QCSLinkedRoleInCVMSmartDiagnostic Service-Related Roles cvmsmartdiagnostic.cvm.cloud.tencent.com

CVM_QCSLinkedRoleInCbsInit

Use Cases: The current role is the CVM service linked role, which will access your other service resources within the scope of the permissions of the associated policy.
Authorization Polices

  • Policy Name: QcloudAccessForCVMLinkedRoleInCbsinit
  • Policy Information:
    {
      "version": "2.0",
      "statement": [
          {
              "effect": "allow",
              "resource": [
                  "*"
              ],
              "action": [
                  "tat:RunCommand",
                  "tat:DescribeInvocations",
                  "tat:DescribeInvocationTasks",
                  "tat:DescribeAutomationAgentStatus"
              ]
          }
      ]
    }

CVM_QCSLinkedRoleInCVMSmartDiagnostic

Use Cases: The current role is the CVM service linked role, which will access your other service resources within the scope of the permissions of the associated policy.
Authorization Polices

  • Policy Name: QcloudAccessForCVMLinkedRoleInCVMSmartDiagnostic
  • Policy Information:
    {
      "version": "2.0",
      "statement": [
          {
              "action": [
                  "tat:DescribeAutomationAgentStatus",
                  "tat:RunCommand",
                  "tat:DescribeInvocationTasks",
                  "cwp:DescribeMachineInfo",
                  "cwp:DescribeMalWareList",
                  "cwp:DescribeHostLoginList",
                  "cwp:DescribeBruteAttackList",
                  "cwp:DescribeRiskDnsList",
                  "cwp:DescribeBashEvents"
              ],
              "resource": "*",
              "effect": "allow"
          }
      ]
    }
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