Service Catalog in OpenShift


OpenShift 3.7 is now able to create and use some AWS services via the Service Catalog. Here is a quick demo that I found out on YouTube: https://www.youtube.com/watch?time_continue=5&v=vqHNwJVDNlQ The technology behind it is called 'Open Service Broker API'. I am not sure for now if supports multi AWS accounts, it would be nice if it … Continue reading Service Catalog in OpenShift

Difference between custom domain names of AWS API Gateway


AWS API gateway currently supports two types custom domain names: Edge Optimized and Regional. Let me share what the differences that I have found out so far: Target Domain Name Edge optimized: target domain name is called distributionDomainName, and it is the format of <distribution-id>.cloudfront.net Regional: target domain name is called regionalDomainName, and it is the format of <api-id>.execute-api.<region>.amazonaws.com … Continue reading Difference between custom domain names of AWS API Gateway

Openssl error: SSL routines:SSL23_GET_SERVER_HELLO:unknown protocol


If you see similar errors as below when using openssl to test a https site, it is most likely caused by the SNI that is configured in the reverse proxy or server, like Nginx. openssl s_client -connect bla.bla.com:443 CONNECTED(00000003) 51089:error:140770FC:SSL routines:SSL23_GET_SERVER_HELLO:unknown protocol:/BuildRoot/Library/Caches/com.apple.xbs/Sources/OpenSSL098/OpenSSL098-59.60.1/src/ssl/s23_clnt.c:618: To make it work, you need to specify the hostname in the command, … Continue reading Openssl error: SSL routines:SSL23_GET_SERVER_HELLO:unknown protocol