Writing a Script Together With Bash, JQ, and the BTP CLI

This hands-on course builds a Bash script around the SAP BTP CLI. It demonstrates processing role-collection JSON with jq, selecting entries with fzf, and composing Unix command-line tools.

Syllabus

Welcome, introduction, and Devtoberfest related news
JSON format output from btp CLI is more reliable and predictable
A brief exploration of my btp CLI related functions and scripts
Picking some data from the btp CLI to play with
Creating a new script file listroles
Exploring the role collections JSON with the jqte JQ playground script
Piping the role collection list into fzf
Short digression into trailing spaces, asynchronous fixers, and escaped newlines
Looking at an alternative way to select a role collection
Reflecting on how easy it was to build a script around the btp CLI to create something useful
Adding the role template app ID to the output too, in a Unix way, so that it can be easily parsed further down the pipeline
Finishing with a digression on the use of xargs with functions no! and scripts yes!