Vu Dao

Vu Dao

5 followers

Deep understanding in developing and maintaining applications running on AWS Cloud Services and Virtualization (Docker, k8s, vagrant, KVM, VirtualBox). Strong experience in Automation as well as CI/CD

Using AWS Waf And Shield To Protect DDoS

Feb 21, 20214 min read

- AWS Shield and Web Application Firewall (WAF) are both products which provide perimeter defence for AWS networks. - Shield provides DDOS protection...

Using AWS Waf And Shield To Protect DDoS

Moving Big Number Of Messages Between SQS Queues

Feb 15, 20218 min read

- Dead-letter queue is used to send undeliverable messages to a dead-letter queue. Sometimes, for example, if there’s a bug in the worker code, you...

Moving Big Number Of Messages Between SQS Queues

Shorten Long URL Using CDK And Serverless

Feb 7, 20213 min read

- There are many web apps provide the service of shortening your long url (free or charge). This ariticle introduces the way of using serverless with...

Shorten Long URL Using CDK And Serverless

Lazy Add IAM Access Key

Feb 2, 20212 min read

Use expect programming language to add you IAM access key by one enter What’s In This Document Write the code Run example 🚀 Write the...

Lazy Add IAM Access Key

Config Gitlab Runner To Push A Tag

Feb 2, 20213 min read

Any commits should be tagged align with build version especially master branch. How to configure Gitlab runner to do this? What’s In This...

Config Gitlab Runner To Push A Tag

How To Change RDS postgresql Configurations

Jan 22, 20213 min read

- With RDS you don't edit config files directly. Instead edit the parameters through the RDS console, or via the API. - As of now, RDS does allow...

How To Change RDS postgresql Configurations