授权信息

访问控制(RAM)是阿里云提供的管理用户身份与资源访问权限的服务。使用RAM可以让您避免与其他用户共享阿里云账号密钥,并可按需为用户授予最小权限。RAM中使用权限策略描述授权的具体内容。
本文为您介绍应用身份服务 (IDaaS)(Eiam)RAM权限策略定义的操作(Action)、资源(Resource)和条件(Condition)。应用身份服务 (IDaaS)(Eiam)RAM代码(RamCode)为 eiam,支持的授权粒度为资源级

权限策略通用结构

权限策略支持JSON格式,其通用结构如下:
{
  "Version": "1",
  "Statement": [
    {
      "Effect": "<Effect>",
      "Action": "<Action>",
      "Resource": "<Resource>",
      "Condition": {
        "<Condition_operator>": {
          "<Condition_key>": [
            "<Condition_value>"
          ]
        }
      }
    }
  ]
}
各字段含义如下:
  • Effect:权限策略效果。取值:Allow(允许)、Deny(拒绝)。
  • Action:授予允许或拒绝权限的具体操作。具体信息,请参见操作(Action)
  • Resource:受操作影响的具体对象,您可以使用资源ARN来描述指定资源。具体信息,请参见资源(Resource)
  • Condition:指授权生效的条件。可选字段。具体信息,请参见条件(Condition)
    • Condition_operator:条件运算符,不同类型的条件对应不同的条件运算符。具体信息,请参见权限策略基本元素
    • Condition_key:条件关键字。
    • Condition_value:条件关键字对应的值。

操作(Action)

下表是应用身份服务 (IDaaS)(Eiam)定义的操作,这些操作可以在RAM权限策略语句的Action元素中使用,用来授予执行该操作的权限。下面对表中的具体项提供说明:
  • 操作:是指具体的权限点。
  • API:是指操作对应的API接口。
  • 访问级别:是指每个操作的访问级别,取值为写入(Write)、读取(Read)或列出(List)。
  • 资源类型:是指操作中支持授权的资源类型。具体说明如下:
    • 对于必选的资源类型,用前面加 * 表示。
    • 对于不支持资源级授权的操作,用全部资源表示。
  • 条件关键字:是指云产品自身定义的条件关键字。该列不体现适用于任何操作的通用条件关键字
  • 关联操作:是指成功执行操作所需要的其他权限。操作者必须同时具备关联操作的权限,操作才能成功。
操作API访问级别资源类型条件关键字关联操作
eiam:AddUserToOrganizationalUnitsAddUserToOrganizationalUnitscreate
*全部资源
*
eiam:AddUsersToGroupAddUsersToGroupcreate
*全部资源
*
eiam:AuthorizeApplicationToGroupsAuthorizeApplicationToGroupsWrite
*全部资源
*
eiam:AuthorizeApplicationToOrganizationalUnitsAuthorizeApplicationToOrganizationalUnitsWrite
*全部资源
*
eiam:AuthorizeApplicationToUsersAuthorizeApplicationToUsersWrite
*全部资源
*
eiam:CreateApplicationCreateApplicationcreate
*Application
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/application/*
eiam:CreateApplicationClientSecretCreateApplicationClientSecretWrite
*全部资源
*
eiam:CreateConditionalAccessPolicyCreateConditionalAccessPolicycreate
*ConditionalAccessPolicy
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/conditionalaccesspolicy/*
eiam:CreateDomainCreateDomaincreate
*Domain
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/*
eiam:CreateDomainProxyTokenCreateDomainProxyTokencreate
*DomainProxyToken
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/{#DomainId}/domainproxytoken/*
eiam:CreateGroupCreateGroupcreate
*全部资源
*
eiam:CreateIdentityProviderCreateIdentityProvidercreate
*全部资源
*
eiam:CreateInstanceCreateInstancecreate
*Instance
acs:eiam:{#regionId}:{#accountId}:instance/*
eiam:CreateNetworkAccessEndpointCreateNetworkAccessEndpointcreate
*NetworkAccessEndpoint
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/networkaccessendpoint/*
eiam:CreateOrganizationalUnitCreateOrganizationalUnitcreate
*全部资源
*
eiam:CreateUserCreateUsercreate
*全部资源
*
eiam:DeleteApplicationDeleteApplicationdelete
*Application
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/application/{#ApplicationId}
eiam:DeleteApplicationClientSecretDeleteApplicationClientSecretWrite
*全部资源
*
eiam:DeleteConditionalAccessPolicyDeleteConditionalAccessPolicydelete
*ConditionalAccessPolicy
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/conditionalaccesspolicy/{#ConditionalAccessPolicyId}
eiam:DeleteDomainDeleteDomaindelete
*Domain
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/{#DomainId}
eiam:DeleteDomainProxyTokenDeleteDomainProxyTokendelete
*DomainProxyToken
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/{#DomainId}/domainproxytoken/{#DomainProxyTokenId}
eiam:DeleteGroupDeleteGroupdelete
*全部资源
*
eiam:DeleteIdentityProviderDeleteIdentityProviderWrite
*全部资源
*
eiam:DeleteInstanceDeleteInstancedelete
*Instance
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}
eiam:DeleteNetworkAccessEndpointDeleteNetworkAccessEndpointdelete
*NetworkAccessEndpoint
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/networkaccessendpoint/{#NetworkAccessEndpointId}
eiam:DeleteOrganizationalUnitDeleteOrganizationalUnitdelete
*全部资源
*
eiam:DeleteOrganizationalUnitChildrenDeleteOrganizationalUnitChildrenWrite
*全部资源
*
eiam:DeleteUserDeleteUserdelete
*全部资源
*
eiam:DisableApplicationDisableApplication
*Application
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/application/{#ApplicationId}
eiam:DisableApplicationApiInvokeDisableApplicationApiInvokeWrite
*全部资源
*
eiam:DisableApplicationClientSecretDisableApplicationClientSecretWrite
*全部资源
*
eiam:DisableApplicationProvisioningDisableApplicationProvisioningWrite
*全部资源
*
eiam:DisableApplicationSsoDisableApplicationSso
*Application
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/application/{#ApplicationId}
eiam:DisableConditionalAccessPolicyDisableConditionalAccessPolicyupdate
*ConditionalAccessPolicy
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/conditionalaccesspolicy/{#ConditionalAccessPolicyId}
eiam:DisableDomainProxyTokenDisableDomainProxyTokenupdate
*DomainProxyToken
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/{#DomainId}/domainproxytoken/{#DomainProxyTokenId}
eiam:DisableIdentityProviderUdPullDisableIdentityProviderUdPullWrite
*全部资源
*
eiam:DisableInitDomainAutoRedirectDisableInitDomainAutoRedirectupdate
*Domain
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/*
eiam:DisableUserDisableUserupdate
*全部资源
*
eiam:EnableApplicationEnableApplication
*Application
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/application/{#ApplicationId}
eiam:EnableApplicationApiInvokeEnableApplicationApiInvokeWrite
*全部资源
*
eiam:EnableApplicationClientSecretEnableApplicationClientSecretWrite
*全部资源
*
eiam:EnableApplicationProvisioningEnableApplicationProvisioningWrite
*全部资源
*
eiam:EnableApplicationSsoEnableApplicationSso
*Application
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/application/{#ApplicationId}
eiam:EnableConditionalAccessPolicyEnableConditionalAccessPolicyupdate
*ConditionalAccessPolicy
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/conditionalaccesspolicy/{#ConditionalAccessPolicyId}
eiam:EnableDomainProxyTokenEnableDomainProxyTokenupdate
*DomainProxyToken
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/{#DomainId}/domainproxytoken/{#DomainProxyTokenId}
eiam:EnableIdentityProviderUdPullEnableIdentityProviderUdPullWrite
*全部资源
*
eiam:EnableInitDomainAutoRedirectEnableInitDomainAutoRedirectupdate
*Domain
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/*
eiam:EnableUserEnableUserupdate
*全部资源
*
eiam:GetApplicationGetApplicationget
*Application
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/application/{#ApplicationId}
eiam:GetApplicationGrantScopeGetApplicationGrantScopeget
*Application
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/application/{#ApplicationId}
eiam:GetApplicationProvisioningConfigGetApplicationProvisioningConfigget
*全部资源
*
eiam:GetApplicationProvisioningScopeGetApplicationProvisioningScopeget
*全部资源
*
eiam:GetApplicationSsoConfigGetApplicationSsoConfigget
*Application
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/application/{#ApplicationId}
eiam:GetConditionalAccessPolicyGetConditionalAccessPolicyget
*ConditionalAccessPolicy
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/conditionalaccesspolicy/{#ConditionalAccessPolicyId}
eiam:GetDomainGetDomainget
*Domain
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/{#DomainId}
eiam:GetDomainDnsChallengeGetDomainDnsChallengeget
*Domain
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/*
eiam:GetForgetPasswordConfigurationGetForgetPasswordConfigurationget
*AuthenticationSource
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}
eiam:GetGroupGetGroupget
*全部资源
*
eiam:GetIdentityProviderGetIdentityProviderget
*全部资源
*
eiam:GetIdentityProviderUdPullConfigurationGetIdentityProviderUdPullConfigurationget
*全部资源
*
eiam:GetInstanceGetInstance
*Instance
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}
eiam:GetInstanceLicenseGetInstanceLicense
*全部资源
*
eiam:GetNetworkAccessEndpointGetNetworkAccessEndpointget
*NetworkAccessEndpoint
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/networkaccessendpoint/{#NetworkAccessEndpointId}
eiam:GetOrganizationalUnitGetOrganizationalUnitget
*全部资源
*
eiam:GetPasswordComplexityConfigurationGetPasswordComplexityConfigurationget
*全部资源
*
eiam:GetPasswordExpirationConfigurationGetPasswordExpirationConfigurationget
*全部资源
*
eiam:GetPasswordHistoryConfigurationGetPasswordHistoryConfigurationget
*全部资源
*
eiam:GetPasswordInitializationConfigurationGetPasswordInitializationConfigurationget
*全部资源
*
eiam:GetRootOrganizationalUnitGetRootOrganizationalUnitget
*全部资源
*
eiam:GetSynchronizationJobGetSynchronizationJobget
*全部资源
*
eiam:GetUserGetUserget
*全部资源
*
eiam:ListApplicationClientSecretsListApplicationClientSecretslist
*全部资源
*
eiam:ListApplicationsListApplicationslist
*Application
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/application/*
eiam:ListApplicationsForOrganizationalUnitListApplicationsForOrganizationalUnitlist
*全部资源
*
eiam:ListApplicationsForUserListApplicationsForUserlist
*全部资源
*
eiam:ListConditionalAccessPoliciesListConditionalAccessPolicieslist
*ConditionalAccessPolicy
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/conditionalaccesspolicy/*
eiam:ListConditionalAccessPoliciesForNetworkZoneListConditionalAccessPoliciesForNetworkZonelist
*ConditionalAccessPolicy
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/conditionalaccesspolicy/*
eiam:ListDomainProxyTokensListDomainProxyTokenslist
*DomainProxyToken
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/{#DomainId}/domainproxytoken/*
eiam:ListDomainsListDomainslist
*Domain
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/*
eiam:ListEiamInstancesListEiamInstances
*全部资源
*
eiam:ListEiamRegionsListEiamRegionsnone
*全部资源
*
eiam:ListGroupsListGroupsget
*全部资源
*
eiam:ListGroupsForApplicationListGroupsForApplicationlist
*全部资源
*
eiam:ListGroupsForUserListGroupsForUserget
*全部资源
*
eiam:ListIdentityProvidersListIdentityProviderslist
*全部资源
*
eiam:ListInstancesListInstancesget
*Instance
acs:eiam:{#regionId}:{#accountId}:instance/*
eiam:ListNetworkAccessEndpointAvailableRegionsListNetworkAccessEndpointAvailableRegionsget
*全部资源
*
eiam:ListNetworkAccessEndpointAvailableZonesListNetworkAccessEndpointAvailableZonesget
*全部资源
*
eiam:ListNetworkAccessEndpointsListNetworkAccessEndpointsget
*NetworkAccessEndpoint
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/networkaccessendpoint/*
eiam:ListNetworkAccessPathsListNetworkAccessPathslist
*NetworkAccessPath
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/networkaccessendpoint/{#NetworkAccessEndpointId}/networkaccesspath/*
eiam:ListOrganizationalUnitParentsListOrganizationalUnitParentsget
*全部资源
*
eiam:ListOrganizationalUnitsListOrganizationalUnitsget
*全部资源
*
eiam:ListOrganizationalUnitsForApplicationListOrganizationalUnitsForApplicationlist
*全部资源
*
eiam:ListRegionsListRegionsget
*全部资源
*
eiam:ListSynchronizationJobsListSynchronizationJobslist
*全部资源
*
eiam:ListUsersListUsersget
*全部资源
*
eiam:ListUsersForApplicationListUsersForApplicationlist
*全部资源
*
eiam:ListUsersForGroupListUsersForGroupget
*全部资源
*
eiam:ObtainApplicationClientSecretObtainApplicationClientSecretRead
*全部资源
*
eiam:ObtainDomainProxyTokenObtainDomainProxyTokenget
*DomainProxyToken
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/{#DomainId}/domainproxytoken/{#DomainProxyTokenId}
eiam:RemoveUserFromOrganizationalUnitsRemoveUserFromOrganizationalUnitsdelete
*全部资源
*
eiam:RemoveUsersFromGroupRemoveUsersFromGroupdelete
*全部资源
*
eiam:RevokeApplicationFromGroupsRevokeApplicationFromGroupsWrite
*全部资源
*
eiam:RevokeApplicationFromOrganizationalUnitsRevokeApplicationFromOrganizationalUnitsWrite
*全部资源
*
eiam:RevokeApplicationFromUsersRevokeApplicationFromUsersWrite
*全部资源
*
eiam:RunSynchronizationJobRunSynchronizationJobcreate
*全部资源
*
eiam:SetApplicationGrantScopeSetApplicationGrantScope
*Application
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/application/{#ApplicationId}
eiam:SetApplicationProvisioningConfigSetApplicationProvisioningConfigWrite
*全部资源
*
eiam:SetApplicationProvisioningScopeSetApplicationProvisioningScopeupdate
*全部资源
*
eiam:SetApplicationSsoConfigSetApplicationSsoConfigcreate
*Application
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/application/{#ApplicationId}
eiam:SetDefaultDomainSetDefaultDomainupdate
*Domain
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/{#DomainId}
eiam:SetForgetPasswordConfigurationSetForgetPasswordConfigurationupdate
*AuthenticationSource
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}
eiam:SetIdentityProviderUdPullConfigurationSetIdentityProviderUdPullConfigurationupdate
*全部资源
*
eiam:SetPasswordComplexityConfigurationSetPasswordComplexityConfigurationupdate
*全部资源
*
eiam:SetPasswordExpirationConfigurationSetPasswordExpirationConfigurationupdate
*全部资源
*
eiam:SetPasswordHistoryConfigurationSetPasswordHistoryConfigurationupdate
*全部资源
*
eiam:SetPasswordInitializationConfigurationSetPasswordInitializationConfigurationupdate
*全部资源
*
eiam:SetUserPrimaryOrganizationalUnitSetUserPrimaryOrganizationalUnitupdate
*全部资源
*
eiam:UnlockUserUnlockUserupdate
*全部资源
*
eiam:UpdateApplicationAuthorizationTypeUpdateApplicationAuthorizationTypeWrite
*全部资源
*
eiam:UpdateApplicationDescriptionUpdateApplicationDescription
*Application
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/application/{#ApplicationId}
eiam:UpdateConditionalAccessPolicyUpdateConditionalAccessPolicyupdate
*ConditionalAccessPolicy
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/conditionalaccesspolicy/{#ConditionalAccessPolicyId}
eiam:UpdateConditionalAccessPolicyDescriptionUpdateConditionalAccessPolicyDescriptionupdate
*ConditionalAccessPolicy
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/conditionalaccesspolicy/{#ConditionalAccessPolicyId}
eiam:UpdateGroupUpdateGroupupdate
*全部资源
*
eiam:UpdateGroupDescriptionUpdateGroupDescriptionupdate
*全部资源
*
eiam:UpdateIdentityProviderUpdateIdentityProviderupdate
*全部资源
*
eiam:UpdateInstanceDescriptionUpdateInstanceDescriptionupdate
*Instance
acs:eiam:{#regionId}:{#accountId}:instance/{#instanceId}
eiam:UpdateNetworkAccessEndpointNameUpdateNetworkAccessEndpointNameupdate
*NetworkAccessEndpoint
acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/networkaccessendpoint/{#NetworkAccessEndpointId}
eiam:UpdateOrganizationalUnitUpdateOrganizationalUnitupdate
*全部资源
*
eiam:UpdateOrganizationalUnitDescriptionUpdateOrganizationalUnitDescriptionupdate
*全部资源
*
eiam:UpdateOrganizationalUnitParentIdUpdateOrganizationalUnitParentIdupdate
*全部资源
*
eiam:UpdateUserUpdateUserupdate
*全部资源
*
eiam:UpdateUserDescriptionUpdateUserDescriptionupdate
*全部资源
*
eiam:UpdateUserPasswordUpdateUserPasswordupdate
*全部资源
*

资源(Resource)

下表是应用身份服务 (IDaaS)(Eiam)定义的资源,这些资源可以在RAM权限策略语句的Resource元素中使用,用来授予对该资源执行具体操作的权限。 其中,资源ARN是资源在阿里云上的唯一标识。具体说明如下:
  • {#}为变量标识,需要您替换为实际值。例如:{#ramcode}需要您替换为实际的云服务RAM代码。
  • *表示全部。例如:
    • {#resourceType}*时:表示全部资源。
    • {#regionId}*时:表示全部地域。
    • {#accountId}*时:表示全部阿里云账号。
资源类型资源ARN
Application
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/application/{#ApplicationId}
  • acs:eiam:{#regionId}:{#accountId}:*
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/application/*
ApplicationTemplate
  • acs:eiam:{#regionId}:{#accountId}:applicationtemplate/*
  • acs:eiam:{#regionId}:{#accountId}:applicationtemplate/{#ApplicationTemplateId}
AuthenticationSource
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/authenticationsource/{#AuthenticationSourceId}
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/authenticationsource/*
AuthorizationServer
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/authorizationserver/{#AuthorizationServerId}
ConditionalAccessPolicy
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/conditionalaccesspolicy/{#ConditionalAccessPolicyId}
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/conditionalaccesspolicy/*
Domain
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/*
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/{#DomainId}
DomainProxyToken
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/{#DomainId}/domainproxytoken/{#DomainProxyTokenId}
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/domain/{#DomainId}/domainproxytoken/*
Engine
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/engine/{#EngineId}
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/engine/*
IdentityProvider
  • acs:eiam:{#regionId}:{#accountId}:*
Instance
  • acs:eiam:{#regionId}:{#accountId}:instance/*
  • acs:eiam:{#regionId}:{#accountId}:instance/{#instanceId}
  • acs:eiam:{#regionId}:{#accountId}:*
Language
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/language/*
NetworkAccessEndpoint
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/networkaccessendpoint/*
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/networkaccessendpoint/{#NetworkAccessEndpointId}
NetworkAccessPath
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/networkaccessendpoint/{#NetworkAccessEndpointId}/networkaccesspath/*
NetworkZone
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/networkzone/*
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/networkzone/{#NetworkZoneId}
Template
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/template/*
  • acs:eiam:{#regionId}:{#accountId}:instance/{#InstanceId}/template/{#TemplateId}

条件(Condition)

应用身份服务 (IDaaS)(Eiam)未定义产品级别的条件关键字。如需查看适用于所有云产品的通用条件关键字,请参见通用条件关键字

相关操作

您可以创建自定义权限策略,并将权限策略授予RAM用户、RAM用户组或RAM角色。具体操作如下: