View a java keystore contents with some colorization for easier reading.

ckeystore.sh

#!/bin/bash

main() {
	if [[ -z "$*" ]] || [[ "$*" =~ --help ]]; then
		echo "Provide the path to a keystore to colorize its output"
	else
		keystore="$1"
		dump_keystore | colorize_keystore_stream | c_less
	fi
}

cred="$(echo -e "\033[31;1m")"
cgrn="$(echo -e "\033[32;1m")"
cyel="$(echo -e "\033[33;1m")"
cdef="$(echo -e "\033[0m")"

c_less() {
	/bin/less -R
}

dump_keystore() {
	keytool -list -v -keystore "$keystore"
}

colorize_keystore_stream() {
	# The order of the steps is important
	sed -r "
		s/^Alias name:/${cred}Alias name:${cdef}/
		s/^([a-zA-Z0-9 -]+:)/${cgrn}\1${cdef}/
		s/^(#[0-9]:)/${cyel}\1${cdef}/
	"
}

main "$@"