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Full Discussion: SU command
Top Forums UNIX for Dummies Questions & Answers SU command Post 71384 by variety on Tuesday 10th of May 2005 01:36:31 PM
Old 05-10-2005
Quote:
Originally Posted by itsgreektome
What is the syntax/format for this command which allows me to input the password along with the command name and userid, all at the same time?
my `man su` says its not possible to give password to su command as a command line parameter. i tried "echo 'pass' | su ...", but it`s not work too.
 

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dialups(4)						     Kernel Interfaces Manual							dialups(4)

NAME
dialups, d_passwd - dialup security control DESCRIPTION
and are used to control the dialup security feature of (see login(1)). If is present, the first word on each line is compared with the name of the line upon which the login is being performed (including the as returned by (see ttyname(3C)). If the login is occurring on a line found in dialup security is invoked. Anything after a space or tab is ignored. When dialup security is invoked, requests an additional password, and checks it against that found in The command name found in the ``pro- gram to use as shell'' field of is used to select the password to be used. Each entry in consists of three fields, separated by colons. The first is the command name, matching an entry in The second is the encrypted password to be used for dialup security for those users logging in to use that program. The third is commentary, but the second colon is required to delimit the end of the password. A null password is designated with two adjacent colons. The entry for is used if no other entry matches the command name taken from FILES
dial-in tty lines passwords SEE ALSO
login(1), passwd(4). dialups(4)
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