687 lines
16 KiB
Plaintext
687 lines
16 KiB
Plaintext
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#!/bin/sh
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# $Id: adduser,v 1.3 2002/07/16 22:24:53 tom Exp $
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#
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# Written by: Mike Glover, March 1997
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# E-mail : vexus@home.com, glover@credit.erin.utoronto.ca
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#
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# Purpose:
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# This is a graphical adduser program. The widgets are
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# the CDK command line widgets provided by the CDK
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# distribution. If you have any questions about CDK,
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# or the command line widgets please feel free to mail
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# me at one of the two above addresses.
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#
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#
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# Copyright 2000, Mike Glover
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# All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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# 3. All advertising materials mentioning features or use of this software
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# must display the following acknowledgment:
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# This product includes software developed by Mike Glover
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# and contributors.
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# 4. Neither the name of Mike Glover nor the names of contributors
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# may be used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY MIKE GLOVER AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL MIKE GLOVER OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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#
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# Set the screen and widget colors.
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#
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CDK_WIDGET_COLOR="</5>"; export CDK_WIDGET_COLOR
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CDK_SCREEN_COLOR="</1>"; export CDK_SCREEN_COLOR
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#
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# Set up some variables.
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#
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CDK_DIALOG="../cdkdialog"
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CDK_ENTRY="../cdkentry"
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CDK_SCROLL="../cdkscroll"
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tmpFile="/tmp/tmp.$$"
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tmpInfo="/tmp/adduserInfo.$$"
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shellFile="/tmp/shells.$$"
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ACCOUNT_SHELL=""
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ACCOUNT_INFO=""
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ACCOUNT_NAME=""
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ACCOUNT_HOME=""
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ACCOUNT_GID=""
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ACCOUNT_UID=""
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GROUP_NAME=""
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CURRENT_FUNCTION=1;
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#
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# This quits the program.
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#
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quitProgram()
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{
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#
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# The person has decided to quit.
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#
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buttons="< OK >"
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message="<C></B><#HL(30)>
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<C></B>Add New User Canceled
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<C></B>Program exiting
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<C></B><#HL(30)>"
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${CDK_DIALOG} -m "${message}" -B "${buttons}" -N 2> /dev/null
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exit;
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}
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#
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# This warns the user to what is about to happen. It
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# gives them a safe 'out'
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#
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warnUser()
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{
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#
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# Pop up a little message telling the user what is
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# about to happen.
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#
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message="<C></B>Adding New User
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You are about to add a new user. If you do not want to
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do this, move the cursor to the cancel button and hit
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return. This will exit this program. Otherwise hit
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return to continue."
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buttons="< OK >
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< Cancel >"
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${CDK_DIALOG} -m "${message}" -B "${buttons}" 2> /dev/null
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if [ $? -ne 0 ]; then
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quitProgram;
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fi
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}
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#
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# This gets the account name from the user.
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#
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getAccountName()
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{
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#
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# Keep doing this until we hit an account which does not
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# already exist.
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#
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count=1;
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while [ $count -ne 0 ]; do
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#
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# Get the account name from the user.
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#
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buttons="Next
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Cancel"
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label="</24/B>Account Name: "
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title="<C></B>Account Name
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<C>The name is the identity of the account which the
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<C>user will use to access the system.
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"
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${CDK_ENTRY} -i "${ACCOUNT_NAME}" -f 15 -m 3 -F "</56/B>_" -T "${title}" -L "${label}" -B "${buttons}" 2> ${tmpFile}
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selected=$?
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ACCOUNT_NAME=`cat ${tmpFile}`
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#
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# Check the selected button.
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#
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if [ $selected -eq 0 ]; then
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DIRECTION=1; export DIRECTION;
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else
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quitProgram;
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fi
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#
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# Look for the account name in the password file.
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#
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count=`grep -c "^${ACCOUNT_NAME}" /etc/passwd`
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if [ ${count} -eq 1 ]; then
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buttons="< OK >"
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message="<C></B>Account Found
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<C>The account you provided
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<C></B>${ACCOUNT_NAME}
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<C>already exists in the password file. Please pick
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<C>another account name."
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${CDK_DIALOG} -m "${message}" -B "${buttons}" 2> /dev/null
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fi
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done
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}
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#
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# This gets the account information.
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#
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getAccountInfo()
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{
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#
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# Set up the entry field.
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#
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buttons="Next
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Previous
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Cancel"
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label="</24/B>Personal Info: "
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title="<C></B>Account Information.
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Enter in </B>${ACCOUNT_NAME}<!B>'s personal information. This is usually the
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account holders name, phone number, or extension. This is fairly freeform.
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The only character you can not use is a colon (:). If you do all colons will
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be stripped out by this process.
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"
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${CDK_ENTRY} -f 40 -i "${ACCOUNT_INFO}" -F "</56/B>_" -T "${title}" -L "${label}" -B "${buttons}" 2> ${tmpFile}
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selected=$?
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ACCOUNT_INFO=`cat ${tmpFile} | tr ':' ' '`
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#
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# Check the selected button.
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#
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if [ $selected -eq 0 ]; then
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DIRECTION=1; export DIRECTION;
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elif [ $selected -eq 1 ]; then
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DIRECTION=-1; export DIRECTION;
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return;
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else
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quitProgram;
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fi
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}
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#
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# This gets the account GID.
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#
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getAccountGID()
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{
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#
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# Get the 'users' GID from /etc/group.
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#
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if [ "$ACCOUNT_GID" = "" ]; then
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count=`grep -c "^users" /etc/group`
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if [ $count -eq 0 ]; then
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USER_GID="100";
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else
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USER_GID=`grep "^users" /etc/group | cut -d: -f3`
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fi
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else
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USER_GID="$ACCOUNT_GID";
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fi
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#
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# Keep doing this until we get a GID which exists.
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#
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count=0;
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while [ $count -eq 0 ]; do
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#
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# Get the GID.
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#
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buttons="Next
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Previous
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Cancel"
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label="</24/B>Account GID: "
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title="<C></B>Account GID
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The GID (Group IDentification) must be a number which already
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exists in the /etc/group file. The default group </B>users<!B>
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has been provided for you.
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"
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${CDK_ENTRY} -f 6 -m 1 -i "${USER_GID}" -F "</56/B>_" -T "${title}" -L "${label}" -B "${buttons}" 2> ${tmpFile}
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selected=$?
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ACCOUNT_GID=`cat ${tmpFile}`
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#
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# Check the selected button.
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#
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if [ $selected -eq 0 ]; then
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DIRECTION=1; export DIRECTION;
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elif [ $selected -eq 1 ]; then
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DIRECTION=-1; export DIRECTION;
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return;
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else
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quitProgram;
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fi
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#
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# Look for GID in the /etc/group
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#
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count=`grep -c ".*:.*:${ACCOUNT_GID}:" /etc/group`
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if [ ${count} -eq 0 ]; then
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buttons="< OK >"
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message="<C></B>Error: No Such GID
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<C>The GID you provided does not exist.
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<C>Please pick a GID which does exist.
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"
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${CDK_DIALOG} -m "${message}" -B "${buttons}" 2> /dev/null
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if [ $? -ne 0 ]; then
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quitProgram;
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fi
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else
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#
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# Get the group name for later.
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#
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GROUP_NAME=`grep ".*:.*:${ACCOUNT_GID}:" /etc/group | cut -d: -f1`
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fi
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done
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}
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#
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# This gets the account UID.
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#
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getAccountUID()
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{
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#
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# Try to find the next available UID.
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#
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if [ "$ACCOUNT_UID" = "" ]; then
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nextUID=`awk 'BEGIN {FS=":"} {print $3}' /etc/passwd | sort -n | grep -v "65535" | tail -1`
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nextUID=`expr $nextUID + 1`
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else
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nextUID="$ACCOUNT_UID"
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fi
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#
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# Keep doing this until we get a UID which does not exist.
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#
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count=1;
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while [ $count -ne 0 ]; do
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#
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# Get the UID.
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#
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buttons="Next
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Previous
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Cancel"
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label="</24/B>Account UID: "
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title="<C></B>Account UID
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The UID (User IDentification) must be a number which does not
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already exist in the /etc/passwd file. The value filled in is
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the next available UID found from the password file.
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"
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${CDK_ENTRY} -f 6 -i "${nextUID}" -m 1 -F "</56/B>_" -T "${title}" -L "${label}" -B "${buttons}" 2> ${tmpFile}
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selected=$?
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ACCOUNT_UID=`cat ${tmpFile}`
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#
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# Check the selected button.
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#
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if [ $selected -eq 0 ]; then
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DIRECTION=1; export DIRECTION;
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elif [ $selected -eq 1 ]; then
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DIRECTION=-1; export DIRECTION;
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return;
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else
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quitProgram;
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fi
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#
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# Look for UID in the /etc/passwd
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#
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count=`grep -c ".*:.*:${ACCOUNT_UID}:" /etc/passwd`
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if [ ${count} -ne 0 ]; then
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owner=`grep ".*:.*:${ACCOUNT_UID}:" /etc/passwd | head -1 |cut -d: -f1`
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buttons="< OK >"
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message="<C></B>Error: Duplicate UID
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<C>The UID you provided is already owned by
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<C>the account </B>$owner<!B>. Please pick a
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<C>UID which does not already exist.
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"
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${CDK_DIALOG} -m "${message}" -B "${buttons}" 2> /dev/null
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if [ $? -ne 0 ]; then
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quitProgram;
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fi
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fi
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done
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}
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#
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# This gets the account home directory.
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#
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getAccountHome()
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{
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if [ "${ACCOUNT_HOME}" = "" ]; then
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defaultHome="/home/${ACCOUNT_NAME}"
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else
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defaultHome="${ACCOUNT_HOME}"
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fi
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#
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# Set up the entry field.
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#
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buttons="Next
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Previous
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Cancel"
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label="</24/B>Home Directory: "
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title="<C></B>Account Home Directory.
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Enter in the account's home directory. If the directory
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does not currently exist, it will be created in the account
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creation phase of this process. A reasonable default value
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for the home directory has been provided.
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"
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${CDK_ENTRY} -f 20 -F "</56/B>_" -i "${defaultHome}" -T "${title}" -L "${label}" -B "${buttons}" 2> ${tmpFile}
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selected=$?
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ACCOUNT_HOME=`cat ${tmpFile}`
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#
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# Check the selected button.
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#
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if [ $selected -eq 0 ]; then
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DIRECTION=1; export DIRECTION;
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elif [ $selected -eq 1 ]; then
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DIRECTION=-1; export DIRECTION;
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return;
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else
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quitProgram;
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fi
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}
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|
#
|
||
|
|
# This gets the shell the user want to assign to
|
||
|
|
# the account.
|
||
|
|
#
|
||
|
|
getAccountShell()
|
||
|
|
{
|
||
|
|
count=0;
|
||
|
|
|
||
|
|
while [ "$count" -eq 0 ]; do
|
||
|
|
#
|
||
|
|
# Get the shell they want to use.
|
||
|
|
#
|
||
|
|
buttons="Next
|
||
|
|
Previous
|
||
|
|
Cancel"
|
||
|
|
title="<C>Account Shell
|
||
|
|
|
||
|
|
Pick one of the shells to use. If you want to use a
|
||
|
|
custom shell, pick </B>Custom<!B> and you will be
|
||
|
|
prompted for it's path.
|
||
|
|
"
|
||
|
|
echo "Custom" > ${shellFile}
|
||
|
|
cat /etc/shells >> ${shellFile}
|
||
|
|
${CDK_SCROLL} -H 5 -W 10 -T "${title}" -f ${shellFile} -B "${buttons}" 2> ${tmpFile}
|
||
|
|
selected=$?
|
||
|
|
ACCOUNT_SHELL=`cat ${tmpFile}`
|
||
|
|
|
||
|
|
#
|
||
|
|
# Check the selected buttons.
|
||
|
|
#
|
||
|
|
if [ $selected -eq 0 ]; then
|
||
|
|
DIRECTION=1; export DIRECTION;
|
||
|
|
count=1;
|
||
|
|
elif [ $selected -eq 1 ]; then
|
||
|
|
DIRECTION=-1; export DIRECTION;
|
||
|
|
return;
|
||
|
|
else
|
||
|
|
quitProgram;
|
||
|
|
fi
|
||
|
|
|
||
|
|
#
|
||
|
|
# Check the answer.
|
||
|
|
#
|
||
|
|
if [ "$ACCOUNT_SHELL" = "Custom" ]; then
|
||
|
|
#
|
||
|
|
# Get the shell from the user.
|
||
|
|
#
|
||
|
|
buttons="Next
|
||
|
|
Previuous
|
||
|
|
Cancel"
|
||
|
|
label="</24/B>Shell Pathname: "
|
||
|
|
title="<C></B>Custom Account Shell
|
||
|
|
|
||
|
|
Enter in the path to the custom shell. The authenticity
|
||
|
|
of the shell will not be checked here. It is assumed that
|
||
|
|
the shell will exist when the account is ready to be used.
|
||
|
|
|
||
|
|
"
|
||
|
|
${CDK_ENTRY} -f 20 -F "</56/B>_" -T "${title}" -L "${label}" -B "${buttons}" 2> ${tmpFile}
|
||
|
|
selected=$?
|
||
|
|
ACCOUNT_SHELL=`cat ${tmpFile}`
|
||
|
|
|
||
|
|
#
|
||
|
|
# Check the selected buttons.
|
||
|
|
#
|
||
|
|
if [ $selected -eq 0 ]; then
|
||
|
|
DIRECTION=1; export DIRECTION;
|
||
|
|
count=1;
|
||
|
|
elif [ $selected -eq 1 ]; then
|
||
|
|
count=0;
|
||
|
|
else
|
||
|
|
quitProgram;
|
||
|
|
fi
|
||
|
|
fi
|
||
|
|
done
|
||
|
|
}
|
||
|
|
|
||
|
|
#
|
||
|
|
# This confirms the new account information.
|
||
|
|
#
|
||
|
|
confirmAccount()
|
||
|
|
{
|
||
|
|
message="<C></B>Confirm New Account.
|
||
|
|
You are about to add an account with the following
|
||
|
|
information:
|
||
|
|
|
||
|
|
<C><#HL(30)>
|
||
|
|
Account Name : </B>$ACCOUNT_NAME
|
||
|
|
Account Info : </B>$ACCOUNT_INFO
|
||
|
|
Account Home : </B>$ACCOUNT_HOME
|
||
|
|
Account Shell: </B>$ACCOUNT_SHELL
|
||
|
|
Account UID : </B>$ACCOUNT_UID
|
||
|
|
Account GID : </B>$ACCOUNT_GID
|
||
|
|
<C><#HL(30)>
|
||
|
|
|
||
|
|
Are you sure you want to do this. Hit </R>Yes<!R> if you
|
||
|
|
want to add the account; hit </R>No<!R> if you want to
|
||
|
|
edit the information; hit </R>Cancel<!R> if you want to
|
||
|
|
abandon all information.
|
||
|
|
"
|
||
|
|
buttons="< Yes >
|
||
|
|
< No >
|
||
|
|
< Cancel >"
|
||
|
|
${CDK_DIALOG} -m "${message}" -B "${buttons}" 2> /dev/null
|
||
|
|
answer=$?
|
||
|
|
|
||
|
|
#
|
||
|
|
# Check the answer.
|
||
|
|
#
|
||
|
|
if [ "$answer" -eq 2 -o "$answer" -eq 255 ]; then
|
||
|
|
quitProgram;
|
||
|
|
fi
|
||
|
|
if [ "$answer" -eq 0 ]; then
|
||
|
|
confirm=1; export confirm;
|
||
|
|
else
|
||
|
|
confirm=0; export confirm;
|
||
|
|
fi
|
||
|
|
}
|
||
|
|
|
||
|
|
#
|
||
|
|
# Find out if the user wants to change the password
|
||
|
|
# or not.
|
||
|
|
#
|
||
|
|
changeAccountPassword()
|
||
|
|
{
|
||
|
|
buttons="< Yes >
|
||
|
|
< No >"
|
||
|
|
message="<C></B>Change Account Password Now
|
||
|
|
|
||
|
|
Since the account was added without a password, this account
|
||
|
|
can be logged in to without providing a password. Would you
|
||
|
|
like to change the account's password now?
|
||
|
|
"
|
||
|
|
${CDK_DIALOG} -m "${message}" -B "${buttons}" 2> /dev/null
|
||
|
|
answer=$?
|
||
|
|
if [ "$answer" -eq 0 ]; then
|
||
|
|
passwd $ACCOUNT_NAME
|
||
|
|
fi
|
||
|
|
}
|
||
|
|
|
||
|
|
#
|
||
|
|
# This verifies the users ability to modify the
|
||
|
|
# password file.
|
||
|
|
#
|
||
|
|
checkPermissions()
|
||
|
|
{
|
||
|
|
#
|
||
|
|
# Try to touch the passwd file.
|
||
|
|
#
|
||
|
|
touch /etc/passwd >/dev/null 2>&1
|
||
|
|
if [ $? -ne 0 ]; then
|
||
|
|
#
|
||
|
|
# Can't touch the password file. Let's tell them and go.
|
||
|
|
#
|
||
|
|
buttons="< Log Into Root Now >
|
||
|
|
< Exit >"
|
||
|
|
message="<C></B>Can Not Edit Password File
|
||
|
|
|
||
|
|
It appears that you do not have permission to edit the
|
||
|
|
password file. To add a new user to this machine you
|
||
|
|
must be logged in as root. Would you like to su to root
|
||
|
|
now or exit and log in. If you try to su now, this
|
||
|
|
program will be restarted.
|
||
|
|
"
|
||
|
|
${CDK_DIALOG} -m "${message}" -B "${buttons}" 2> /dev/null
|
||
|
|
if [ $? -eq 0 ]; then
|
||
|
|
su root -c "$0"
|
||
|
|
fi
|
||
|
|
exit;
|
||
|
|
fi
|
||
|
|
}
|
||
|
|
|
||
|
|
#
|
||
|
|
# This creates the account and copies all needed
|
||
|
|
# information.
|
||
|
|
#
|
||
|
|
createAccount()
|
||
|
|
{
|
||
|
|
if [ ! -d "$ACCOUNT_HOME" ]; then
|
||
|
|
mkdir $ACCOUNT_HOME
|
||
|
|
fi
|
||
|
|
if [ "$ACCOUNT_SHELL" = "/bin/sh" ]; then
|
||
|
|
cp /etc/profile ${ACCOUNT_HOME}/.profile
|
||
|
|
fi
|
||
|
|
if [ "$ACCOUNT_SHELL" = "/bin/bash" ]; then
|
||
|
|
cp /etc/profile ${ACCOUNT_HOME}/.profile
|
||
|
|
fi
|
||
|
|
if [ "$ACCOUNT_SHELL" = "/bin/csh" ]; then
|
||
|
|
cp /etc/csh.cshrc ${ACCOUNT_HOME}/.cshrc
|
||
|
|
cp /etc/csh.login ${ACCOUNT_HOME}/.login
|
||
|
|
fi
|
||
|
|
if [ "$ACCOUNT_SHELL" = "/bin/tcsh" ]; then
|
||
|
|
cp /etc/csh.cshrc ${ACCOUNT_HOME}/.cshrc
|
||
|
|
cp /etc/csh.login ${ACCOUNT_HOME}/.login
|
||
|
|
fi
|
||
|
|
chown -R ${ACCOUNT_NAME}.${GROUP_NAME} $ACCOUNT_HOME
|
||
|
|
}
|
||
|
|
|
||
|
|
###########################################################
|
||
|
|
#
|
||
|
|
# This is the start of the info retrieval.
|
||
|
|
#
|
||
|
|
###########################################################
|
||
|
|
|
||
|
|
#
|
||
|
|
# Set up the intermiediate functions so we can go
|
||
|
|
# backward and forward.
|
||
|
|
#
|
||
|
|
function1()
|
||
|
|
{
|
||
|
|
getAccountName;
|
||
|
|
}
|
||
|
|
function2()
|
||
|
|
{
|
||
|
|
getAccountInfo;
|
||
|
|
}
|
||
|
|
function3()
|
||
|
|
{
|
||
|
|
getAccountGID;
|
||
|
|
}
|
||
|
|
function4()
|
||
|
|
{
|
||
|
|
getAccountUID;
|
||
|
|
}
|
||
|
|
function5()
|
||
|
|
{
|
||
|
|
getAccountHome;
|
||
|
|
}
|
||
|
|
function6()
|
||
|
|
{
|
||
|
|
getAccountShell;
|
||
|
|
}
|
||
|
|
function7()
|
||
|
|
{
|
||
|
|
confirmAccount;
|
||
|
|
}
|
||
|
|
|
||
|
|
#
|
||
|
|
# Make sure the user has permission to edit the password file.
|
||
|
|
#
|
||
|
|
checkPermissions;
|
||
|
|
|
||
|
|
#
|
||
|
|
# Tell the user what they are about to do.
|
||
|
|
#
|
||
|
|
warnUser;
|
||
|
|
|
||
|
|
#
|
||
|
|
# Call the functions to get the needed info.
|
||
|
|
#
|
||
|
|
confirm=0;
|
||
|
|
NUMBER=0;
|
||
|
|
DIRECTION=1;
|
||
|
|
while [ "$confirm" -eq 0 ]; do
|
||
|
|
NUMBER=`expr $NUMBER + $DIRECTION`
|
||
|
|
if [ $NUMBER -le 0 ]; then
|
||
|
|
NUMBER = 1;
|
||
|
|
fi
|
||
|
|
CURRENT_FUNCTION="function${NUMBER}";
|
||
|
|
$CURRENT_FUNCTION;
|
||
|
|
done
|
||
|
|
|
||
|
|
#
|
||
|
|
# Add the account to the password file.
|
||
|
|
#
|
||
|
|
cp /etc/passwd /etc/passwd.old
|
||
|
|
echo "${ACCOUNT_NAME}::${ACCOUNT_UID}:${ACCOUNT_GID}:${ACCOUNT_INFO}:${ACCOUNT_HOME}:${ACCOUNT_SHELL}" >> /etc/passwd
|
||
|
|
|
||
|
|
#
|
||
|
|
# Find out if the user wants to change the password or not.
|
||
|
|
#
|
||
|
|
changeAccountPassword;
|
||
|
|
|
||
|
|
#
|
||
|
|
# Create the account and copy . files.
|
||
|
|
#
|
||
|
|
createAccount;
|
||
|
|
|
||
|
|
#
|
||
|
|
# Pop up a last little message and tell the user everything
|
||
|
|
# if OK.
|
||
|
|
#
|
||
|
|
buttons="< OK >"
|
||
|
|
message="<C></B>Account Add Complete
|
||
|
|
|
||
|
|
The account </B>${ACCOUNT_NAME}<!B> has been added to the password
|
||
|
|
file. You should be able to log in under this account
|
||
|
|
now.
|
||
|
|
"
|
||
|
|
${CDK_DIALOG} -m "${message}" -B "${buttons}" 2> /dev/null
|