ssh-keygen command in Dockerfile fails while creating Image

[rohitagrawal4u]

Hi Team, while creating a docker image using this code snippet in m,y Dockerfile, the image creation fails at command: RUN ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key -N ''

/bin/sh: ssh-keygen: command not found
The command '/bin/sh -c ssh-keygen -t rsa -f /etc/ssh/ssh_host_rsa_key -N ''' returned a non-zero code: 127