systemd-tty-ask-password-agent - List or process pending systemd password requests
systemd-tty-ask-password-agent [OPTIONS...] [VARIABLE=VALUE...]
systemd-tty-ask-password-agent is a password agent that handles password requests of the system, for example for hard disk encryption passwords or SSL certificate passwords that need to be queried at boot-time or during runtime.
systemd-tty-ask-password-agent implements the Password Agents Specification[1], and is one of many possible response agents which answer to queries formulated with systemd-ask-password(1).
The following options are understood:
--list
Lists all currently pending system password requests.
Added in version 186.
--query
Process all currently pending system password requests by querying the user on the calling TTY.
Added in version 186.
--watch
Continuously process password requests.
Added in version 186.
--wall
Forward password requests to wall(1) instead of querying the user on the calling TTY.
Added in version 186.
--plymouth
Ask question with plymouth(8) instead of querying the user on the calling TTY.
Added in version 186.
--console[=DEVICE]
Ask question on TTY
DEVICEinstead of querying the user on the calling TTY. IfDEVICEis not specified, /dev/console will be used.Added in version 186.
-h, --help
Print a short help text and exit.
--version
Print a short version string and exit.
On success, 0 is returned, a non-zero failure code otherwise.
systemd(1), systemctl(1), systemd-ask-password-console.service(8), wall(1), plymouth(8)
Password Agents Specification