04-03-2002
Sounds like a homework question, but since you posted your work. I may help you.
Ordinarily homework is strictly forbidden on this site.
You must give more info first. What Operating System, what shell are you using, what programming language are you using.
If it is ksh or sh or bash, put the password in a file and call the file from the command line. Most types of scripting will support this function.
OR you might put the whole thing in file and make it executable "chmod 755 filename" and the "./filename" to execute it.
What is the purpose of the is assignment. Are you just changing a user's password and that's it or are you using a password for a program?
That would be helpful as well.
And in the future, try not to post homework, if this is that.
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LEARN ABOUT DEBIAN
lchage
lchage(8) System Manager's Manual lchage(8)
NAME
lchage - Display or change user password policy
SYNOPSIS
lchage [OPTION]... user
DESCRIPTION
Displays or allows changing password policy of user.
OPTIONS
-d, --date=days
Set the date of last password change to days after Jan 1 1970.
-E, --expire=days
Set the account expiration date to days after Jan 1 1970. Set days to -1 to disable account expiration.
-i, --interactive
Ask all questions when connecting to the user database, even if default answers are set up in libuser configuration.
-I, --inactive=days
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-l, --list
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-m, --mindays=days
Require at least days days between password changes. Set days to 0 to disable this checking.
-M, --maxdays=days
Require changing the password after days since last password change. Set days to 99999 to disable this checking.
-W, --warndays=days
Start warning the user days before password expires (before the user is required to change the password).
EXIT STATUS
The exit status is 0 on success, nonzero on error.
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