ceuser@deyu:~/ansible_pb$ wget http://dy.csie.cyut.edu.tw/materials/rkvfile.yml
ceuser@deyu:~/ansible_pb$ ansible-vault view rkvfile.yml Vault password: ansible vault test edit
ceuser@deyu:~/ansible_pb$ ansible-vault rekey rkvfile.yml Vault password: New Vault password: Confirm New Vault password: Rekey successful
ceuser@deyu:~/ansible_pb$ ansible-vault view rkvfile.yml Vault password: ansible vault test edit