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视觉智能开放平台自定义权限策略参考

如果系统权限策略不能满足您的要求,您可以创建自定义权限策略实现最小授权。使用自定义权限策略有助于实现权限的精细化管控,是提升资源访问安全的有效手段。本文介绍视觉智能开放平台使用自定义权限策略的场景和策略示例。

什么是自定义权限策略

在基于RAM的访问控制体系中,自定义权限策略是指在系统权限策略之外,您可以自主创建、更新和删除的权限策略。自定义权限策略的版本更新需由您来维护。

  • 创建自定义权限策略后,需为RAM用户、用户组或RAM角色绑定权限策略,这些RAM身份才能获得权限策略中指定的访问权限。

  • 已创建的权限策略支持删除,但删除前需确保该策略未被引用。如果该权限策略已被引用,您需要在该权限策略的引用记录中移除授权。

  • 自定义权限策略支持版本控制,您可以按照RAM规定的版本管理机制来管理您创建的自定义权限策略版本。

操作文档

常见自定义权限策略场景及示例

全部权限

  • 方式一:直接授予用户系统权限策略AliyunVIAPIFullAccess(管理视觉智能API的权限)。

  • 方式二:自定义权限。拥有视觉智能所有能力的全部权限,policy定义如下所示。

    {
        "Version": "1",
        "Statement": [
            {
                "Action": [
                    "viapi-imageenhan:*",
                    "viapi-imagerecog:*",
                    "viapi-imageseg:*",
                    "viapi-ocr:*",
                    "viapi-facebody:*",
                    "viapi-objectdet:*",
                    "viapi-imageaudit:*",
                    "viapi-goodstech:*",
                    "viapi-imgsearch:*",
                    "viapi-videorecog:*",
                    "viapi-videoenhan:*",
                    "viapi-videoseg:*",
                    "viapi-imageprocess:*",
                    "viapi-regen:*",
                    "viapi:*"
                ],
                "Resource": "*",
                "Effect": "Allow"
            },
            {
                "Action": "ram:PassRole",
                "Resource": "*",
                "Effect": "Allow",
                "Condition": {
                    "StringEquals": {
                        "acs:Service": "viapi.aliyuncs.com"
                    }
                }
            }
        ]
    }               

单个或多个API限制

如果您希望限制RAM用户只能调用单个或多个API,可以通过自定义策略实现。

例如,以下策略限制只能调用RecognizeBankCard和CompareFace。其他能力类似,参考能力开通,找到相关类目英文名Product和相关能力英文名Action,在StatementAction下面增加viapi-<Product>:<Action>即可。

{
    "Version": "1",
    "Statement": [
        {
            "Action": [
                "viapi-ocr:RecognizeBankCard",
                "viapi-facebody:CompareFace"
            ],
            "Resource": "*",
            "Effect": "Allow"
        },
        {
            "Action": "ram:PassRole",
            "Resource": "*",
            "Effect": "Allow",
            "Condition": {
                "StringEquals": {
                    "acs:Service": "viapi.aliyuncs.com"
                }
            }
        }
    ]
}

IP/SSL限制

支持带IP/SSL限制的授权。该授权策略在满足以下两个条件时可以访问所有资源。

  • RAM用户当前的IP网段为42.120.XX.X/24。

  • RAM用户正在使用HTTPS访问阿里云控制台或OpenAPI。

{
  "Statement": [
    {
      "Effect": "Allow",
      "Action": "viapi-imageenhan:*",
      "Resource": "acs:viapi-imageenhan:*:*:*",
      "Condition": {
        "IpAddress": {
          "acs:SourceIp": "42.120.99.0/24"
        },
        "Bool": {
          "acs:SecureTransport": "true"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-imagerecog:*",
      "Resource": "acs:viapi-imagerecog:*:*:*",
      "Condition": {
        "IpAddress": {
          "acs:SourceIp": "42.120.99.0/24"
        },
        "Bool": {
          "acs:SecureTransport": "true"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-imageseg:*",
      "Resource": "acs:viapi-imageseg:*:*:*",
      "Condition": {
        "IpAddress": {
          "acs:SourceIp": "42.120.99.0/24"
        },
        "Bool": {
          "acs:SecureTransport": "true"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-imageaudit:*",
      "Resource": "acs:viapi-imageaudit:*:*:*",
      "Condition": {
        "IpAddress": {
          "acs:SourceIp": "42.120.99.0/24"
        },
        "Bool": {
          "acs:SecureTransport": "true"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-ocr:*",
      "Resource": "acs:viapi-ocr:*:*:*",
      "Condition": {
        "IpAddress": {
          "acs:SourceIp": "42.120.99.0/24"
        },
        "Bool": {
          "acs:SecureTransport": "true"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-facebody:*",
      "Resource": "acs:viapi-facebody:*:*:*",
      "Condition": {
        "IpAddress": {
          "acs:SourceIp": "42.120.99.0/24"
        },
        "Bool": {
          "acs:SecureTransport": "true"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-objectdet:*",
      "Resource": "acs:viapi-objectdet:*:*:*",
      "Condition": {
        "IpAddress": {
          "acs:SourceIp": "42.120.99.0/24"
        },
        "Bool": {
          "acs:SecureTransport": "true"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-goodstech:*",
      "Resource": "acs:viapi-goodstech:*:*:*",
      "Condition": {
        "IpAddress": {
          "acs:SourceIp": "42.120.99.0/24"
        },
        "Bool": {
          "acs:SecureTransport": "true"
        }
      }
    }
  ],
  "Version": "1"
}
                

时间限制

以下授权策略的含义为:在北京时间2019年09月25日下午12:30之前,RAM用户拥有viapi的所有权限。

{
  "Statement": [
    {
      "Effect": "Allow",
      "Action": "viapi-imageenhan:*",
      "Resource": "acs:viapi-imageenhan:*:*:*",
      "Condition": {
        "DateLessThan": {
          "acs:CurrentTime": "2019-09-25T12:30:00+08:00"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-imagerecog:*",
      "Resource": "acs:viapi-imagerecog:*:*:*",
      "Condition": {
        "DateLessThan": {
          "acs:CurrentTime": "2019-09-25T12:30:00+08:00"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-imageseg:*",
      "Resource": "acs:viapi-imageseg:*:*:*",
      "Condition": {
        "DateLessThan": {
          "acs:CurrentTime": "2019-09-25T12:30:00+08:00"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-imageaudit:*",
      "Resource": "acs:viapi-imageaudit:*:*:*",
      "Condition": {
        "DateLessThan": {
          "acs:CurrentTime": "2019-09-25T12:30:00+08:00"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-ocr:*",
      "Resource": "acs:viapi-ocr:*:*:*",
      "Condition": {
        "DateLessThan": {
          "acs:CurrentTime": "2019-09-25T12:30:00+08:00"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-facebody:*",
      "Resource": "acs:viapi-facebody:*:*:*",
      "Condition": {
        "DateLessThan": {
          "acs:CurrentTime": "2019-09-25T12:30:00+08:00"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-objectdet:*",
      "Resource": "acs:viapi-objectdet:*:*:*",
      "Condition": {
        "DateLessThan": {
          "acs:CurrentTime": "2019-09-25T12:30:00+08:00"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-goodstech:*",
      "Resource": "acs:viapi-goodstech:*:*:*",
      "Condition": {
        "DateLessThan": {
          "acs:CurrentTime": "2019-09-25T12:30:00+08:00"
        }
      }
    }
  ],
  "Version": "1"
}
                

MFA

如果一个RAM用户仅被授予该授权策略,那么只有当该RAM用户启用MFA并使用MFA登录时,才具有viapi的权限。此RAM用户的AK也没有权限,需要使用AK+正确的MFA六位Code调用STS服务获取一个临时AK(15分钟失效),此临时AK才具有相应的权限。

{
  "Statement": [
    {
      "Effect": "Allow",
      "Action": "viapi-imageenhan:*",
      "Resource": "acs:viapi-imageenhan:*:*:*",
      "Condition": {
        "Bool": {
          "acs:MFAPresent": "true"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-imagerecog:*",
      "Resource": "acs:viapi-imagerecog:*:*:*",
      "Condition": {
        "Bool": {
          "acs:MFAPresent": "true"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-imageseg:*",
      "Resource": "acs:viapi-imageseg:*:*:*",
      "Condition": {
        "Bool": {
          "acs:MFAPresent": "true"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-imageaudit:*",
      "Resource": "acs:viapi-imageaudit:*:*:*",
      "Condition": {
        "Bool": {
          "acs:MFAPresent": "true"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-ocr:*",
      "Resource": "acs:viapi-ocr:*:*:*",
      "Condition": {
        "Bool": {
          "acs:MFAPresent": "true"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-facebody:*",
      "Resource": "acs:viapi-facebody:*:*:*",
      "Condition": {
        "Bool": {
          "acs:MFAPresent": "true"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-objectdet:*",
      "Resource": "acs:viapi-objectdet:*:*:*",
      "Condition": {
        "Bool": {
          "acs:MFAPresent": "true"
        }
      }
    },
    {
      "Effect": "Allow",
      "Action": "viapi-goodstech:*",
      "Resource": "acs:viapi-goodstech:*:*:*",
      "Condition": {
        "Bool": {
          "acs:MFAPresent": "true"
        }
      }
    }
  ],
  "Version": "1"
}
                

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