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策略示例
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策略示例
系统预设策略​
IAM平台已提前为您设置了关于VPC的默认策略,您可为直接为IAM身份(IAM用户、用户组或角色)授权系统预设策略。系统预设策略只能用于授权,不可编辑和修改。​
​
系统预设策略名称​
描述​
VPCFullAccess​
被授权该策略后的IAM身份(IAM用户、用户组、角色),可获得权限范围内私有网络功能的 管理 权限。​
VPCReadOnlyAccess​
被授权该策略后的IAM身份(IAM用户、用户组、角色),可获得权限范围内私有网络功能的 只读 权限。​
​
说明​
通配符*:匹配0个、1个或多个字符。​
VPCFullAccess​
​
{​
"Statement": [​
{​
"Effect": "Allow",​
"Action": [​
"vpc:*Vpc*",​
"vpc:*Subnet*",​
"vpc:*NetworkInterface*",​
"vpc:*Route*",​
"vpc:*SecurityGroup*",​
"vpc:*HaVip*",​
"vpc:*NetworkAcl*",​
"vpc:*PrivateIpAddresses",​
"vpc:*Ipv6Addresses",​
"vpc:*FlowLog*",​
"vpc:*PrefixList*",​
"vpc:*TrafficMirror*",​
"vpc:TagResources",​
"vpc:UntagResources",​
"vpc:ListTagsForResources",​
"cen:GrantInstanceToCen",​
"cen:RevokeInstanceFromCen",​
"cen:DescribeInstanceGrantedRules",​
"quota:GetServiceQuota",​
"ecs:DescribeZones"​
],​
"Resource": [​
"*"​
]​
}​
]​
}​
​
VPCReadOnlyAccess​
​
{​
"Statement": [​
{​
"Effect": "Allow",​
"Action": [​
"vpc:*DescribeVpc*",​
"vpc:*DescribeSubnet*",​
"vpc:*DescribeNetworkInterface*",​
"vpc:*DescribeRoute*",​
"vpc:*DescribeSecurityGroup*",​
"vpc:*DescribeHaVip*",​
"cen:DescribeInstanceGrantedRules",​
"vpc:*DescribeNetworkAcl*",​
"vpc:*DescribeFlowLog*",​
"vpc:*DescribePrefixList*",​
"vpc:*DescribeTrafficMirror*",​
"vpc:ListTagsForResources"​
],​
"Resource": [​
"*"​
]​
}​
]​
}​
​
自定义策略​
Deny的优先级高于Allow,当身份对某些操作存在Deny权限时,再次赋予这些操作的Allow权限将无法生效。​
示例一:拒绝删除VPC和子网​
为IAM用户授权 VPCFullAccess 后,可为其再授予如下权限,拒绝删除VPC和子网。​
​
{​
"Statement": [​
{​
"Effect": "Deny",​
"Action": [​
"vpc:DeleteVpc",​
"vpc:DeleteSubnet"​
],​
"Resource": [​
"*"​
]​
}​
]​
}​
​
示例二:授予指定子网管理权限​
为IAM用户授权 VPCReadOnlyAccess 后,可为其再授予指定子网(如subnet-2yyxafgve001)的权限,使其可以管理该子网。​
​
{​
"Statement": [​
{​
"Effect": "Allow",​
"Action": [​
"vpc:*Subnet*"​
],​
"Resource": [​
"trn:vpc:*:*:subnet/subnet-2yyxafgve001"​
]​
}​
]​
}​
​
示例三:授权修改指定路由表中的路由条目​
仅允许IAM用户修改指定路由表vtb-2fdzao4h726f45中的路由条目。将vtb-2fdzao4h726f45中加入到项目中,并为该IAM用户在该项目授予如下权限。​
​
{​
"Statement": [​
{​
"Effect": "Allow",​
"Action": [​
"vpc:DescribeRouteTable*",​
"vpc:*RouteEntry*"​
],​
"Resource": [​
"*"​
]​
},​
{​
"Effect": "Allow",​
"Action": [​
"vpc:Describe*",​
"ecs:Describe*",​
"vpn:Describe*",​
"natgateway:Describe*", ​
"transitrouter:Describe*" ​
],​
"Resource": [​
"*"​
]​
}​
]​
}​
​
示例四:授权使用VPC标签功能​
​
{​
"Statement":[​
{​
"Effect":"Allow",​
"Action":[​
"vpc:TagResources",​
"vpc:UntagResources",​
"vpc:ListTagsForResources"​
],​
"Resource":[​
"*"​
]​
}​
]​
}​
​
相关文档​
更多IAM策略示例,请参见 自定义策略示例 。​
​
最近更新时间:2025.10.09 14:28:11
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