chpass

Add or change user database information, including login shell and password. See also: passwd. More information: https://man.netbsd.org/chsh.

• Set a specific login shell for the current user interactively:

su -c chpass

• Set a specific login [s]hell for the current user:

chpass -s path/to/shell

• Set a login [s]hell for a specific user:

chpass chsh -s path/to/shell username

• Specify a user database entry in the passwd file format:

su -c 'chpass -a username:encrypted_password:uid:gid:… -s path/to/file' username

• Only update the [l]ocal password file:

su -c 'chpass -l -s path/to/shell' username

• Forcedly change the database [y]P password database entry:

su -c 'chpass -y -s path/to/shell' username