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Enables ingress to a DBSecurityGroup using one of two forms of authorization. First, EC2 or VPC Security Groups can be added to the DBSecurityGroup if the application using the database is running on EC2 or VPC instances. Second, IP ranges are available if the application accessing your database is running on the Internet. Required parameters for this API are one of CIDR range, EC2SecurityGroupId for VPC, or (EC2SecurityGroupOwnerId and either EC2SecurityGroupName or EC2SecurityGroupId for non-VPC).
![]() | Note |
|---|---|
| You cannot authorize ingress from an EC2 security group in one Region to an Amazon RDS DB Instance in another. You cannot authorize ingress from a VPC security group in one VPC to an Amazon RDS DB Instance in another. |
For an overview of CIDR ranges, go to the Wikipedia Tutorial.
For information about the common parameters that all actions use, see Common Query Parameters.
| Name | Description | Required |
|---|---|---|
CIDRIP
|
The IP range to authorize. Type: String | No |
DBSecurityGroupName
|
The name of the DB Security Group to add authorization to. Type: String | Yes |
EC2SecurityGroupId
|
Id of the EC2 Security Group to authorize.
For VPC DB Security Groups, Type: String | No |
EC2SecurityGroupName
|
Name of the EC2 Security Group to authorize.
For VPC DB Security Groups, Type: String | No |
EC2SecurityGroupOwnerId
|
AWS Account Number of the owner of the EC2 Security Group
specified in the EC2SecurityGroupName parameter.
The AWS Access Key ID is not an acceptable value.
For VPC DB Security Groups, Type: String | No |
DBSecurityGroup
structure.
| Name | Description |
|---|---|
DBSecurityGroupDescription
|
Provides the description of the DB Security Group. Type: String |
DBSecurityGroupName
|
Specifies the name of the DB Security Group. Type: String |
EC2SecurityGroups
|
Contains a list of EC2SecurityGroup elements. Type: EC2SecurityGroup list |
IPRanges
|
Contains a list of IPRange elements. Type: IPRange list |
OwnerId
|
Provides the AWS ID of the owner of a specific DB Security Group. Type: String |
VpcId
|
Provides the VpcId of the DB Security Group. Type: String |
For information about the common errors that all actions use, see Common Errors.
| Error | Description | HTTP Status Code |
|---|---|---|
AuthorizationAlreadyExists
|
The specified CIDRIP or EC2 security group is already authorized for the specified DB security group. | 400 |
AuthorizationQuotaExceeded
|
Database security group authorization quota has been reached. | 400 |
DBSecurityGroupNotFound
|
DBSecurityGroupName does not refer to an existing DB Security Group. | 404 |
InvalidDBSecurityGroupState
|
The state of the DB Security Group does not allow deletion. | 400 |
https://rds.amazonaws.com/
?CIDRIP=192.168.1.1%2F24
&DBSecurityGroupName=mydbsecuritygroup
&Version=2012-04-23
&Action=AuthorizeDBSecurityGroupIngress
&SignatureVersion=2
&SignatureMethod=HmacSHA256
&Timestamp=2011-02-15T17%3A10%3A50.274Z
&AWSAccessKeyId=<AWS Access Key ID>
&Signature=<Signature><AuthorizeDBSecurityGroupIngressResponse xmlns="http://rds.amazonaws.com/doc/2012-04-23/">
<AuthorizeDBSecurityGroupIngressResult>
<DBSecurityGroup>
<EC2SecurityGroups/>
<DBSecurityGroupDescription>My new DBSecurityGroup</DBSecurityGroupDescription>
<IPRanges>
<IPRange>
<CIDRIP>192.168.1.1/24</CIDRIP>
<Status>authorizing</Status>
</IPRange>
</IPRanges>
<OwnerId>621567473609</OwnerId>
<DBSecurityGroupName>mydbsecuritygroup</DBSecurityGroupName>
<VpcId>vpc-1ab2c3d4</VpcId>
</DBSecurityGroup>
</AuthorizeDBSecurityGroupIngressResult>
<ResponseMetadata>
<RequestId>d9799197-bf2d-11de-b88d-993294bf1c81</RequestId>
</ResponseMetadata>
</AuthorizeDBSecurityGroupIngressResponse>