sh -x cryptTest.sh
+ init_crypto
+ local have_random dst src key opt mode owner params makeswap skip arg opt
+ local param value rc ret mke2fs mdir
+ ret=0
+ have_random=
+ read dst src key opt
+ '[' -z swap -o swap '!=' swap ']'
+ '[' -b /dev/mapper/swap ']'
+ continue
+ read dst src key opt
+ return 0