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apacheservices68/Lambda_crud_RDS(Pgsql).md

Last active September 29, 2023 03:32
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    - The first step is to create Role for aws lambda with RDS permission: (ớ bước đầu tiên , tạo 1 vai trò cho func lambda với quyền truy cập vào RDS service)
    1. Go to IAM console , click /Role and then create role for lambda . (Truy cập vào IAM console , click tạo role, chọn mục lambda)
    2. For permission tab , search RDSFullAccess and select it. (Ở tab quyền , search RDSFullPermission và chọn nó)
    3. As end tab , we give role name and click save role. (Ở tab cuối, ta điền tên vai trò và lưu)

    - The second step is create two new security group in your existing VPC: (Ở bước thứ hai , tạo 2 security group trong default VPC đã tồn tại)
    1. Give the name "LambdaSecurityGroup" and save.
    2. Give the name "DatabaseSecurityGroup" and save.
    3. Now , we go to the inbound rules of "DatabaseSecurityGroup" and click edit rule and add new rule with Postgres [port 5432]
    and set source id is "DatabaseSecurityGroup" , click save rule.

    - The next step is create RDS instance.
    1. Go to RDS console and click create database , select all your configuration.
    2. For security group panel , we select "DatabaseSecurityGroup" and click create database.

    - The next step is create or deploy lambda function.
    1. I deploy serverless function with go1.x runtime (just for me).
    2. Next , On the Network Section or VPC section , click edit / add new VPC.
    3. Chose default VPC, default subnets, and "LambdaSecurityGroup" , continue wait for VPC applying.

    - Now ,create sample test environment and click test on the lambda console . It should return some output with Database writes
    , that's it.