Using a SSH password instead of a key is not possible because Host Key checking is enabled and sshpass does not support this.

[kamal2222ahmed]

TASK [Gathering Facts] *********************************************************************************************************************************************************************************************************************
fatal: [172.16.66.2]: FAILED! => {"msg": "Using a SSH password instead of a key is not possible because Host Key checking is enabled and sshpass does not support this.  Please add this host's fingerprint to your known_hosts file to manage this host."}
fatal: [172.16.66.3]: FAILED! => {"msg": "Using a SSH password instead of a key is not possible because Host Key checking is enabled and sshpass does not support this.  Please add this host's fingerprint to your known_hosts file to manage this host."}
fatal: [172.16.66.5]: FAILED! => {"msg": "Using a SSH password instead of a key is not possible because Host Key checking is enabled and sshpass does not support this.  Please add this host's fingerprint to your known_hosts file to manage this host."}
fatal: [172.16.66.4]: FAILED! => {"msg": "Using a SSH password instead of a key is not possible because Host Key checking is enabled and sshpass does not support this.  Please add this host's fingerprint to your known_hosts file to manage this host."}
	to retry, use: --limit @/Users/syedahmed/KUBERNETES/jeremievallee/kubernetes-vagrant-ansible/playbook.retry

PLAY RECAP *********************************************************************************************************************************************************************************************************************************
172.16.66.2                : ok=0    changed=0    unreachable=0    failed=1
172.16.66.3                : ok=0    changed=0    unreachable=0    failed=1
172.16.66.4                : ok=0    changed=0    unreachable=0    failed=1
172.16.66.5                : ok=0    changed=0    unreachable=0    failed=1

[kamal2222ahmed]

$ brew install http://git.io/sshpass.rb
######################################################################## 100.0%
Warning: sshpass 1.05 is already installed and up-to-date
To reinstall 1.05, run `brew reinstall sshpass`