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Cloud Object Storage
Last updated: 2025-12-04 09:16:24
Cloud Object Storage
Last updated: 2025-12-04 09:16:24

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
COS COS_QCSLinkedRoleInCOSAcc Service-Related Roles COSAcc.COS.cloud.tencent.com
COS COS_QCSLinkedRoleInCLSAccess Service-Related Roles cosoclsr.cos.cloud.tencent.com
COS COS_QCSLinkedRoleInLighthouseMounting Service-Related Roles lhmounting.cos.cloud.tencent.com

COS_QCSLinkedRoleInCOSAcc

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

  • Policy Name: QcloudAccessForCOSLinkedRoleInCOSAcc
  • Policy Information:
    {
      "statement": [
          {
              "action": [
                  "cos:*"
              ],
              "effect": "allow",
              "resource": "*"
          }
      ],
      "version": "2.0"
    }

COS_QCSLinkedRoleInCLSAccess

Use Cases: Object Storage Service (COS) operation permissions include but are not limited to the following permissions: Add, delete, and modify log service (CLS) log sets, log topics, logs, add, delete, and modify machine groups, add, delete, and modify indexes, and delivery logs, etc.
Authorization Polices

  • Policy Name: QcloudAccessForCOSLinkedRoleInCosoclsr
  • Policy Information:
    {
      "version": "2.0",
      "statement": [
          {
              "effect": "allow",
              "action": [
                  "cls:CreateIndex",
                  "cls:ModifyIndex",
                  "cls:DescribeIndex",
                  "cls:CreateTopic",
                  "cls:ModifyTopic",
                  "cls:DeleteTopic",
                  "cls:DescribeTopics",
                  "cls:ModifyLogset",
                  "cls:DeleteLogset",
                  "cls:CreateLogset",
                  "cls:DescribeLogsets",
                  "tag:DescribeResourceTagsByResourceIds",
                  "tag:DescribeTagKeys",
                  "tag:DescribeTagValues",
                  "tag:DescribeResourceTags",
                  "tag:TagResources",
                  "tag:DescribeTags"
              ],
              "resource": "*"
          }
      ]
    }

COS_QCSLinkedRoleInLighthouseMounting

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

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