Is it possible to access a publicly available RDS instance from a Lambda expression in the same VPC, without using a NAT? Could you please point me in the right direction to confugure this? Thanks.
RDS and Lambda have the same VPC, the same Subnets, the same Security group. The security group has 2 inbound rules:
Is that correct?
The recommended configuration is:
Lambda-SG
). It does not require any inbound rules.DB-SG
). It should allow an Inbound connection on the appropriate port (3306?) from Lambda-SG
. That is, DB-SG
should specifically reference Lambda-SG
as the source of the inbound connection.
事实证明,由于回调死锁,Lambda 正在超时 RDS 连接,如下所述: https : //stackoverflow.com/a/42619071/2373113其他需要注意的是,必须在规则中明确启用同一安全组内的流量.
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