Shell script to be used with circleCI to detect unsafe HTTP usage in PR

check_http_string.sh

#!/bin/bash

echo '------Scanning for unsafe HTTP usage in Doc ------'

#Need to set this flag to return exit code 1 to CI, hence fail the step
set -e

git diff $CIRCLE_BRANCH master --name-only | while read FILE; do
  #Skip check for this file, duh
  if [[ "$FILE" == *"check_http_string.sh"* ]]; then 
    continue
  fi
  if [[ $(echo "$FILE") ]]; then
      content=$(<"$FILE")
      if [[ $(echo "$content" | grep -e "http://" -e "HTTP://") ]]; then   
          echo -e "You have used unsafe HTTP connection in the file: "$FILE". Change it to HTTPS!" >&2
          exit 1
      fi
  fi
  done

exit 0