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1547 lines
40 KiB
Perl
1547 lines
40 KiB
Perl
#!/usr/bin/perl
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#
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# Copyright (c) 1995-1996 Wolfram Schneider <wosch@FreeBSD.org>. Berlin.
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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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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 THE AUTHOR 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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# $FreeBSD$
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# read variables
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sub variables {
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$verbose = 1; # verbose = [0-2]
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$force = 0; # relax username validity check if true
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$defaultusepassword = "yes"; # use password authentication for new users
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$defaultenableaccount = "yes"; # enable the account by default
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$defaultemptypassword = "no"; # don't create an empty password
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$dotdir = "/usr/share/skel"; # copy dotfiles from this dir
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$dotdir_bak = $dotdir;
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$send_message = "/etc/adduser.message"; # send message to new user
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$send_message_bak = '/etc/adduser.message';
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$config = "/etc/adduser.conf"; # config file for adduser
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$config_read = 1; # read config file
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$logfile = "/var/log/adduser"; # logfile
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$home = "/home"; # default HOME
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$etc_shells = "/etc/shells";
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$etc_passwd = "/etc/master.passwd";
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$group = "/etc/group";
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@pwd_mkdb = qw(pwd_mkdb -p); # program for building passwd database
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# List of directories where shells located
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@path = ('/bin', '/usr/bin', '/usr/local/bin');
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# common shells, first element has higher priority
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@shellpref = ('csh', 'sh', 'bash', 'tcsh', 'ksh');
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$defaultshell = 'sh'; # defaultshell if not empty
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$group_uniq = 'USER';
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$defaultgroup = $group_uniq;# login groupname, $group_uniq means username
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$defaultclass = '';
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$uid_start = 1000; # new users get this uid
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$uid_end = 32000; # max. uid
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# global variables
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# passwd
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$username = ''; # $username{username} = uid
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$uid = ''; # $uid{uid} = username
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$pwgid = ''; # $pwgid{pwgid} = username; gid from passwd db
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$password = ''; # password for new users
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$usepassword = ''; # use password-based auth
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$useemptypassword = ''; # use an empty password
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$enableaccount = ''; # enable or disable account password at creation
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# group
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$groupname =''; # $groupname{groupname} = gid
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$groupmembers = ''; # $groupmembers{gid} = members of group/kommalist
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$gid = ''; # $gid{gid} = groupname; gid form group db
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@group_comments; # Comments in the group file
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# shell
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$shell = ''; # $shell{`basename sh`} = sh
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umask 022; # don't give login group write access
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$ENV{'PATH'} = "/sbin:/bin:/usr/sbin:/usr/bin";
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@passwd_backup = '';
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@group_backup = '';
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@message_buffer = '';
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@user_variable_list = ''; # user variables in /etc/adduser.conf
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$do_not_delete = '## DO NOT DELETE THIS LINE!';
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}
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# read shell database, see also: shells(5)
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sub shells_read {
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local($sh);
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local($err) = 0;
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print "Check $etc_shells\n" if $verbose;
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open(S, $etc_shells) || die "$etc_shells:$!\n";
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while(<S>) {
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if (/^\s*\//) {
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s/^\s*//; s/\s+.*//; # chop
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$sh = $_;
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if (-x $sh) {
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$shell{&basename($sh)} = $sh;
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} else {
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warn "Shell: $sh not executable!\n";
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$err++;
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}
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}
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}
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# Allow /nonexistent and /bin/date as a valid shell for system utils
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push(@list, "/nonexistent");
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push(@shellpref, "no") if !grep(/^no$/, @shellpref);
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$shell{"no"} = "/nonexistent";
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push(@list, "/bin/date");
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push(@shellpref, "date") if !grep(/^date$/, @shellpref);
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$shell{"date"} = "/bin/date";
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return $err;
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}
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# add new shells if possible
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sub shells_add {
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local($sh,$dir,@list);
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return 1 unless $verbose;
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foreach $sh (@shellpref) {
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# all known shells
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if (!$shell{$sh}) {
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# shell $sh is not defined as login shell
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foreach $dir (@path) {
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if (-x "$dir/$sh") {
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# found shell
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if (&confirm_yn("Found shell: $dir/$sh. Add to $etc_shells?", "yes")) {
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push(@list, "$dir/$sh");
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push(@shellpref, "$sh");
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$shell{&basename("$dir/$sh")} = "$dir/$sh";
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$changes++;
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}
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}
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}
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}
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}
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&append_file($etc_shells, @list) if $#list >= 0;
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}
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# choose your favourite shell and return the shell
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sub shell_default {
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local($e,$i,$new_shell);
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local($sh);
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$sh = &shell_default_valid($defaultshell);
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return $sh unless $verbose;
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$new_shell = &confirm_list("Enter your default shell:", 0,
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$sh, sort(keys %shell));
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print "Your default shell is: $new_shell -> $shell{$new_shell}\n";
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$changes++ if $new_shell ne $sh;
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return $new_shell;
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}
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sub shell_default_valid {
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local($sh) = @_;
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local($s,$e);
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return $sh if $shell{$sh};
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foreach $e (@shellpref) {
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$s = $e;
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last if defined($shell{$s});
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}
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$s = "sh" unless $s;
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warn "Shell ``$sh'' is undefined, use ``$s''\n";
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return $s;
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}
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# return default home partition (e.g. "/home")
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# create base directory if nesseccary
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sub home_partition {
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local($home) = @_;
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$home = &stripdir($home);
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local($h) = $home;
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return $h if !$verbose && $h eq &home_partition_valid($h);
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while(1) {
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$h = &confirm_list("Enter your default HOME partition:", 1, $home, "");
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$h = &stripdir($h);
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last if $h eq &home_partition_valid($h);
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}
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$changes++ if $h ne $home;
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return $h;
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}
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sub home_partition_valid {
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local($h) = @_;
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$h = &stripdir($h);
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# all right (I hope)
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return $h if $h =~ "^/" && -e $h && -w $h && (-d $h || -l $h);
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# Errors or todo
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if ($h !~ "^/") {
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warn "Please use absolute path for home: ``$h''.\a\n";
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return 0;
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}
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if (-e $h) {
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warn "$h exists, but is not a directory or symlink!\n"
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unless -d $h || -l $h;
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warn "$h is not writable!\n"
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unless -w $h;
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return 0;
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} else {
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# create home partition
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return $h if &mkdir_home($h);
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}
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return 0;
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}
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# check for valid passwddb
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sub passwd_check {
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system(@pwd_mkdb, '-C', $etc_passwd);
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die "\nInvalid $etc_passwd - cannot add any users!\n" if $?;
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}
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# read /etc/passwd
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sub passwd_read {
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local($p_username, $pw, $p_uid, $p_gid, $sh, %shlist);
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print "Check $etc_passwd\n" if $verbose;
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open(P, "$etc_passwd") || die "$etc_passwd: $!\n";
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while(<P>) {
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chop;
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push(@passwd_backup, $_);
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# ignore comments
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next if /^\s*$/;
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next if /^\s*#/;
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($p_username, $pw, $p_uid, $p_gid, $sh) = (split(/:/, $_))[0..3,9];
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print "$p_username already exists with uid: $username{$p_username}!\n"
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if $username{$p_username} && $verbose;
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$username{$p_username} = $p_uid;
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print "User $p_username: uid $p_uid exists twice: $uid{$p_uid}\n"
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if $uid{$p_uid} && $verbose && $p_uid; # don't warn for uid 0
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print "User $p_username: illegal shell: ``$sh''\n"
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if ($verbose && $sh &&
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!$shell{&basename($sh)} &&
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$p_username !~ /^(news|xten|bin|nobody|uucp)$/ &&
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$sh !~ /\/(pppd|sliplogin|nologin|nonexistent)$/);
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$uid{$p_uid} = $p_username;
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$pwgid{$p_gid} = $p_username;
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}
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close P;
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}
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# read /etc/group
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sub group_read {
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local($g_groupname,$pw,$g_gid, $memb);
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print "Check $group\n" if $verbose;
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open(G, "$group") || die "$group: $!\n";
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while(<G>) {
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chop;
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push(@group_backup, $_);
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# Ignore empty lines
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next if /^\s*$/;
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# Save comments to restore later
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if (/^\s*\#/) {
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push(@group_comments, $_);
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next;
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}
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($g_groupname, $pw, $g_gid, $memb) = (split(/:/, $_))[0..3];
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$groupmembers{$g_gid} = $memb;
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warn "Groupname exists twice: $g_groupname:$g_gid -> $g_groupname:$groupname{$g_groupname}\n"
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if $groupname{$g_groupname} && $verbose;
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$groupname{$g_groupname} = $g_gid;
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warn "Groupid exists twice: $g_groupname:$g_gid -> $gid{$g_gid}:$g_gid\n"
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if $gid{$g_gid} && $verbose;
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$gid{$g_gid} = $g_groupname;
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}
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close G;
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}
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# check gids /etc/passwd <-> /etc/group
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sub group_check {
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local($c_gid, $c_username, @list);
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foreach $c_gid (keys %pwgid) {
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if (!$gid{$c_gid}) {
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$c_username = $pwgid{$c_gid};
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warn "User ``$c_username'' has gid $c_gid but a group with this " .
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"gid does not exist.\n" if $verbose;
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}
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}
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}
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#
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# main loop for creating new users
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#
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# return username
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sub new_users_name {
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local($name);
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while(1) {
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$name = &confirm_list("Enter username", 1, "a-z0-9_-", "");
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if (length($name) > 16) {
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warn "Username is longer than 16 chars\a\n";
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next;
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}
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last if (&new_users_name_valid($name));
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}
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return $name;
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}
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sub new_users_name_valid {
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local($name) = @_;
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if ($force) {
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if ($name eq "a-z0-9_-") {
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warn "Please enter a username.\a\n";
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return 0;
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}
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if ($name =~ /[:\n]/) {
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warn "Illegal username, which would break your passwd file.\a\n";
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return 0;
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}
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if ($name !~ /^[a-z0-9_][a-z0-9_\-]*$/) {
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warn "Caution: Username contains illegal characters.\n" .
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"Adding this user may cause utilities " .
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"or applications to malfunction,\n" .
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"or even impose a security risk on your system.\a\n";
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}
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} elsif ($name !~ /^[a-z0-9_][a-z0-9_\-]*$/ || $name eq "a-z0-9_-") {
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warn "Illegal username.\n" .
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"Please use only lowercase Roman, decimal, underscore, " .
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"or hyphen characters.\n" .
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"Additionally, a username should not start with a hyphen.\a\n";
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return 0;
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}
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if ($username{$name}) {
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warn "Username ``$name'' already exists!\a\n"; return 0;
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}
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return 1;
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}
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# return full name
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sub new_users_fullname {
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local($name) = @_;
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local($fullname);
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while(1) {
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$fullname = &confirm_list("Enter full name", 1, "", "");
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last if $fullname eq &new_users_fullname_valid($fullname);
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}
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$fullname = $name unless $fullname;
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return $fullname;
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}
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sub new_users_fullname_valid {
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local($fullname) = @_;
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return $fullname if $fullname !~ /:/;
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warn "``:'' is not allowed!\a\n";
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return 0;
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}
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# return shell (full path) for user
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sub new_users_shell {
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local($sh);
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$sh = &confirm_list("Enter shell", 0, $defaultshell, keys %shell);
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return $shell{$sh};
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}
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# return home (full path) for user
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# Note that the home path defaults to $home/$name for batch
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sub new_users_home {
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local($name) = @_;
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local($userhome);
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while(1) {
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$userhome = &confirm_list("Enter home directory (full path)", 1, "$home/$name", "");
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last if $userhome =~ /^\//;
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warn qq{Home directory "$userhome" is not a full path\a\n};
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}
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return $userhome;
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}
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# return free uid and gid
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sub new_users_id {
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local($name) = @_;
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local($u_id, $g_id) = &next_id($name);
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local($u_id_tmp, $e);
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while(1) {
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$u_id_tmp = &confirm_list("Uid", 1, $u_id, "");
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last if $u_id_tmp =~ /^[0-9]+$/ && $u_id_tmp <= $uid_end &&
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! $uid{$u_id_tmp};
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if ($uid{$u_id_tmp}) {
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warn "Uid ``$u_id_tmp'' in use!\a\n";
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$uid_start = $u_id_tmp;
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($u_id, $g_id) = &next_id($name);
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next;
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} else {
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warn "Wrong uid.\a\n";
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}
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}
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# use calculated uid
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# return ($u_id_tmp, $g_id) if $u_id_tmp eq $u_id;
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# recalculate gid
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$uid_start = $u_id_tmp;
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return &next_id($name);
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}
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# return login class for user
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sub new_users_class {
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local($def) = @_;
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local($class);
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$class = &confirm_list("Enter login class:", 1, $def, ($def, "default"));
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$class = "" if $class eq "default";
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return $class;
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}
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# add user to group
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sub add_group {
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local($gid, $name) = @_;
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return 0 if
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$groupmembers{$gid} =~ /^(.+,)?$name(,.+)?$/;
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$groupmembers_bak{$gid} = $groupmembers{$gid};
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$groupmembers{$gid} .= "," if $groupmembers{$gid};
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$groupmembers{$gid} .= "$name";
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return $name;
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}
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# return login group
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sub new_users_grplogin {
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local($name, $defaultgroup, $new_users_ok) = @_;
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local($group_login, $group);
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$group = $name;
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$group = $defaultgroup if $defaultgroup ne $group_uniq;
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if ($new_users_ok) {
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# clean up backup
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foreach $e (keys %groupmembers_bak) { delete $groupmembers_bak{$e}; }
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} else {
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# restore old groupmembers, user was not accept
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foreach $e (keys %groupmembers_bak) {
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$groupmembers{$e} = $groupmembers_bak{$e};
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}
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}
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while(1) {
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$group_login = &confirm_list("Login group", 1, $group,
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($name, $group));
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last if $group_login eq $group;
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last if $group_login eq $name;
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last if defined $groupname{$group_login};
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if ($group_login eq $group_uniq) {
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$group_login = $name; last;
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}
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if (defined $gid{$group_login}) {
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# convert numeric groupname (gid) to groupname
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$group_login = $gid{$group_login};
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last;
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}
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warn "Group does not exist!\a\n";
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}
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#if (defined($groupname{$group_login})) {
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# &add_group($groupname{$group_login}, $name);
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#}
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return ($group_login, $group_uniq) if $group_login eq $name;
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return ($group_login, $group_login);
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}
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# return other groups (string)
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sub new_users_groups {
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local($name, $other_groups) = @_;
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local($string) =
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"Login group is ``$group_login''. Invite $name into other groups:";
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local($e, $flag);
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local($new_groups,$groups);
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$other_groups = "no" unless $other_groups;
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while(1) {
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$groups = &confirm_list($string, 1, $other_groups,
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|
("no", $other_groups, "guest"));
|
|
# no other groups
|
|
return "" if $groups eq "no";
|
|
|
|
($flag, $new_groups) = &new_users_groups_valid($groups);
|
|
last unless $flag;
|
|
}
|
|
$new_groups =~ s/\s*$//;
|
|
return $new_groups;
|
|
}
|
|
|
|
sub new_users_groups_valid {
|
|
local($groups) = @_;
|
|
local($e, $new_groups);
|
|
local($flag) = 0;
|
|
|
|
foreach $e (split(/[,\s]+/, $groups)) {
|
|
# convert numbers to groupname
|
|
if ($e =~ /^[0-9]+$/ && $gid{$e}) {
|
|
$e = $gid{$e};
|
|
}
|
|
if (defined($groupname{$e})) {
|
|
if ($e eq $group_login) {
|
|
# do not add user to a group if this group
|
|
# is also the login group.
|
|
} elsif (&add_group($groupname{$e}, $name)) {
|
|
$new_groups .= "$e ";
|
|
} else {
|
|
warn "$name is already member of group ``$e''\n";
|
|
}
|
|
} else {
|
|
warn "Group ``$e'' does not exist\a\n"; $flag++;
|
|
}
|
|
}
|
|
return ($flag, $new_groups);
|
|
}
|
|
|
|
# your last change
|
|
sub new_users_ok {
|
|
local ($newpasswd);
|
|
# Note that we either show "password disabled" or
|
|
# "****" .. we don't show "empty password" since
|
|
# the whole point of starring out the password in
|
|
# the first place is to stop people looking over your
|
|
# shoulder and seeing the password.. -- adrian
|
|
if ($usepassword eq "no") {
|
|
$newpasswd = "Password disabled";
|
|
} elsif ($enableaccount eq "no") {
|
|
$newpasswd = "Password disabled";
|
|
} else {
|
|
$newpasswd = "****";
|
|
}
|
|
|
|
print <<EOF;
|
|
|
|
Name: $name
|
|
Password: $newpasswd
|
|
Fullname: $fullname
|
|
Uid: $u_id
|
|
Gid: $g_id ($group_login)
|
|
Class: $class
|
|
Groups: $group_login $new_groups
|
|
HOME: $userhome
|
|
Shell: $sh
|
|
EOF
|
|
|
|
return &confirm_yn("OK?", "yes");
|
|
}
|
|
|
|
# make password database
|
|
sub new_users_pwdmkdb {
|
|
local($last) = shift;
|
|
local($name) = shift;
|
|
|
|
system(@pwd_mkdb, '-u', $name, $etc_passwd);
|
|
if ($?) {
|
|
warn "$last\n";
|
|
warn "``@pwd_mkdb'' failed\n";
|
|
exit($? >> 8);
|
|
}
|
|
}
|
|
|
|
# update group database
|
|
sub new_users_group_update {
|
|
local($e, @a);
|
|
|
|
# Add *new* group
|
|
if (!defined($groupname{$group_login}) &&
|
|
!defined($gid{$groupname{$group_login}})) {
|
|
push(@group_backup, "$group_login:*:$g_id:");
|
|
$groupname{$group_login} = $g_id;
|
|
$gid{$g_id} = $group_login;
|
|
# $groupmembers{$g_id} = $group_login;
|
|
}
|
|
|
|
if ($new_groups || defined($groupname{$group_login}) ||
|
|
defined($gid{$groupname{$group_login}}) &&
|
|
$gid{$groupname{$group_login}} ne "+") {
|
|
# new user is member of some groups
|
|
# new login group is already in name space
|
|
rename($group, "$group.bak");
|
|
#warn "$group_login $groupname{$group_login} $groupmembers{$groupname{$group_login}}\n";
|
|
|
|
# Restore comments from the top of the group file
|
|
@a = @group_comments;
|
|
foreach $e (sort {$a <=> $b} (keys %gid)) {
|
|
push(@a, "$gid{$e}:*:$e:$groupmembers{$e}");
|
|
}
|
|
&append_file($group, @a);
|
|
} else {
|
|
&append_file($group, "$group_login:*:$g_id:");
|
|
}
|
|
|
|
}
|
|
|
|
sub new_users_passwd_update {
|
|
# update passwd/group variables
|
|
push(@passwd_backup, $new_entry);
|
|
$username{$name} = $u_id;
|
|
$uid{$u_id} = $name;
|
|
$pwgid{$g_id} = $name;
|
|
}
|
|
|
|
# send message to new user
|
|
sub new_users_sendmessage {
|
|
return 1 if $send_message eq "no";
|
|
|
|
local($cc) =
|
|
&confirm_list("Send message to ``$name'' and:",
|
|
1, "no", ("root", "second_mail_address", "no"));
|
|
local($e);
|
|
$cc = "" if $cc eq "no";
|
|
|
|
foreach $e (@message_buffer) {
|
|
print eval "\"$e\"";
|
|
}
|
|
print "\n";
|
|
|
|
local(@message_buffer_append) = ();
|
|
if (!&confirm_yn("Add anything to default message", "no")) {
|
|
print "Use ``.'' or ^D alone on a line to finish your message.\n";
|
|
push(@message_buffer_append, "\n");
|
|
while($read = <STDIN>) {
|
|
last if $read eq "\.\n";
|
|
push(@message_buffer_append, $read);
|
|
}
|
|
}
|
|
|
|
&sendmessage("$name $cc", (@message_buffer, @message_buffer_append))
|
|
if (&confirm_yn("Send message", "yes"));
|
|
}
|
|
|
|
sub sendmessage {
|
|
local($to, @message) = @_;
|
|
local($e);
|
|
|
|
if (!open(M, "| mail -s Welcome $to")) {
|
|
warn "Cannot send mail to: $to!\n";
|
|
return 0;
|
|
} else {
|
|
foreach $e (@message) {
|
|
print M eval "\"$e\"";
|
|
}
|
|
close M;
|
|
}
|
|
}
|
|
|
|
|
|
sub new_users_password {
|
|
|
|
local($password);
|
|
|
|
while(1) {
|
|
system("stty -echo");
|
|
$password = &confirm_list("Enter password", 1, "", "");
|
|
system("stty echo");
|
|
print "\n";
|
|
if ($password ne "") {
|
|
system("stty -echo");
|
|
$newpass = &confirm_list("Enter password again", 1, "", "");
|
|
system("stty echo");
|
|
print "\n";
|
|
last if $password eq $newpass;
|
|
print "They didn't match, please try again\n";
|
|
}
|
|
elsif (&confirm_yn("Use an empty password?", "yes")) {
|
|
last;
|
|
}
|
|
}
|
|
|
|
return $password;
|
|
}
|
|
|
|
sub new_users_use_password {
|
|
local ($p) = $defaultusepassword;
|
|
$p = &confirm_yn("Use password-based authentication", $defaultusepassword);
|
|
return "yes" if (($defaultusepassword eq "yes" && $p) ||
|
|
($defaultusepassword eq "no" && !$p));
|
|
return "no"; # otherwise
|
|
}
|
|
|
|
sub new_users_enable_account {
|
|
local ($p) = $defaultenableaccount;
|
|
$p = &confirm_yn("Enable account password at creation", $defaultenableaccount);
|
|
return "yes" if (($defaultenableaccount eq "yes" && $p) ||
|
|
($defaultenableaccount eq "no" && !$p));
|
|
return "no"; # otherwise
|
|
}
|
|
|
|
sub new_users_empty_password {
|
|
local ($p) = $defaultemptypassword;
|
|
$p = &confirm_yn("Use an empty password", $defaultemptypassword);
|
|
return "yes" if (($defaultemptypassword eq "yes" && $p) ||
|
|
($defaultemptypassword eq "no" && !$p));
|
|
return "no"; # otherwise
|
|
}
|
|
|
|
sub new_users {
|
|
|
|
print "\n" if $verbose;
|
|
print "Ok, let's go.\n" .
|
|
"Don't worry about mistakes. I will give you the chance later to " .
|
|
"correct any input.\n" if $verbose;
|
|
|
|
# name: Username
|
|
# fullname: Full name
|
|
# sh: shell
|
|
# userhome: home path for user
|
|
# u_id: user id
|
|
# g_id: group id
|
|
# class: login class
|
|
# group_login: groupname of g_id
|
|
# new_groups: some other groups
|
|
local($name, $group_login, $fullname, $sh, $u_id, $g_id, $class, $new_groups);
|
|
local($userhome);
|
|
local($groupmembers_bak, $cryptpwd);
|
|
local($new_users_ok) = 1;
|
|
|
|
|
|
$new_groups = "no";
|
|
$new_groups = "no" unless $groupname{$new_groups};
|
|
|
|
while(1) {
|
|
$name = &new_users_name;
|
|
$fullname = &new_users_fullname($name);
|
|
$sh = &new_users_shell;
|
|
$userhome = &new_users_home($name);
|
|
($u_id, $g_id) = &new_users_id($name);
|
|
$class = &new_users_class($defaultclass);
|
|
($group_login, $defaultgroup) =
|
|
&new_users_grplogin($name, $defaultgroup, $new_users_ok);
|
|
# do not use uniq username and login group
|
|
$g_id = $groupname{$group_login} if (defined($groupname{$group_login}));
|
|
|
|
|
|
# The tricky logic:
|
|
# If $usepasswd is 0, we use a * as a password
|
|
# If $usepasswd is 1, then
|
|
# if $enableaccount is 0, we prepend * as a password
|
|
# else if $enableaccount is 1 we don't prepend anything
|
|
# if $useemptypassword is 0 we ask for a password,
|
|
# else we use a blank one
|
|
#
|
|
# The logic is tasty, I'll give you that, but its flexible and
|
|
# it'll stop people shooting themselves in the foot.
|
|
|
|
$new_groups = &new_users_groups($name, $new_groups);
|
|
|
|
$usepassword = &new_users_use_password;
|
|
if ($usepassword eq "no") {
|
|
# note that the assignments to enableaccount and
|
|
# useemptypassword functionally do the same as
|
|
# usepasswd == "no". Just for consistency.
|
|
$password = ""; # no password!
|
|
$enableaccount = "no"; # doesn't matter here
|
|
$useemptypassword = "yes"; # doesn't matter here
|
|
} else {
|
|
$useemptypassword = &new_users_empty_password;
|
|
if ($useemptypassword eq "no") {
|
|
$password = &new_users_password;
|
|
}
|
|
$enableaccount = &new_users_enable_account;
|
|
}
|
|
|
|
if (&new_users_ok) {
|
|
$new_users_ok = 1;
|
|
|
|
$cryptpwd = "";
|
|
$cryptpwd = crypt($password, &salt) if $password ne "";
|
|
|
|
if ($usepassword eq "no") {
|
|
$cryptpwd = "*";
|
|
} else {
|
|
# cryptpwd is valid before this if mess, so if
|
|
# blankpasswd is no we don't blank the cryptpwd
|
|
if ($useemptypassword eq "yes") {
|
|
$cryptpwd = "";
|
|
}
|
|
if ($enableaccount eq "no") {
|
|
$cryptpwd = "*" . $cryptpwd;
|
|
}
|
|
}
|
|
# obscure perl bug
|
|
$new_entry = "$name\:" . "$cryptpwd" .
|
|
"\:$u_id\:$g_id\:$class\:0:0:$fullname:$userhome:$sh";
|
|
&append_file($etc_passwd, "$new_entry");
|
|
&new_users_pwdmkdb("$new_entry", $name);
|
|
&new_users_group_update;
|
|
&new_users_passwd_update; print "Added user ``$name''\n";
|
|
&new_users_sendmessage;
|
|
&adduser_log("$name:*:$u_id:$g_id($group_login):$fullname");
|
|
&home_create($userhome, $name, $group_login);
|
|
} else {
|
|
$new_users_ok = 0;
|
|
}
|
|
if (!&confirm_yn("Add another user?", "yes")) {
|
|
print "Goodbye!\n" if $verbose;
|
|
last;
|
|
}
|
|
print "\n" if !$verbose;
|
|
}
|
|
}
|
|
|
|
# ask for password usage
|
|
sub password_default {
|
|
local($p) = $defaultusepassword;
|
|
if ($verbose) {
|
|
$p = &confirm_yn("Use password-based authentication", $defaultusepassword);
|
|
$changes++ unless $p;
|
|
}
|
|
return "yes" if (($defaultusepassword eq "yes" && $p) ||
|
|
($defaultusepassword eq "no" && !$p));
|
|
return "no"; # otherwise
|
|
}
|
|
|
|
# ask for account enable usage
|
|
sub enable_account_default {
|
|
local ($p) = $defaultenableaccount;
|
|
if ($verbose) {
|
|
$p = &confirm_yn("Enable account password at creation", $defaultenableaccount);
|
|
$changes++ unless $p;
|
|
}
|
|
return "yes" if (($defaultenableaccount eq "yes" && $p) ||
|
|
($defaultenableaccount eq "no" && !$p));
|
|
return "no"; # otherwise
|
|
}
|
|
|
|
# ask for empty password
|
|
sub enable_empty_password {
|
|
local ($p) = $defaultemptypassword;
|
|
if ($verbose) {
|
|
$p = &confirm_yn("Use an empty password", $defaultemptypassword);
|
|
$changes++ unless $p;
|
|
}
|
|
return "yes" if (($defaultemptypassword eq "yes" && $p) ||
|
|
($defaultemptypassword eq "no" && !$p));
|
|
return "no"; # otherwise
|
|
}
|
|
|
|
# misc
|
|
sub check_root {
|
|
die "You are not root!\n" if $< && !$test;
|
|
}
|
|
|
|
sub usage {
|
|
warn <<USAGE;
|
|
usage: adduser
|
|
[-check_only]
|
|
[-class login_class]
|
|
[-config_create]
|
|
[-dotdir dotdir]
|
|
[-f|-force]
|
|
[-group login_group]
|
|
[-h|-help]
|
|
[-home home]
|
|
[-message message_file]
|
|
[-noconfig]
|
|
[-shell shell]
|
|
[-s|-silent|-q|-quiet]
|
|
[-uid uid_start]
|
|
[-v|-verbose]
|
|
|
|
home=$home shell=$defaultshell dotdir=$dotdir login_group=$defaultgroup
|
|
login_class=$defaultclass message_file=$send_message uid_start=$uid_start
|
|
USAGE
|
|
exit 1;
|
|
}
|
|
|
|
# uniq(1)
|
|
sub uniq {
|
|
local(@list) = @_;
|
|
local($e, $last, @array);
|
|
|
|
foreach $e (sort @list) {
|
|
push(@array, $e) unless $e eq $last;
|
|
$last = $e;
|
|
}
|
|
return @array;
|
|
}
|
|
|
|
# see /usr/src/usr.bin/passwd/local_passwd.c or librcypt, crypt(3)
|
|
sub salt {
|
|
local($salt); # initialization
|
|
local($i, $rand);
|
|
local(@itoa64) = ( '0' .. '9', 'a' .. 'z', 'A' .. 'Z' ); # 0 .. 63
|
|
|
|
warn "calculate salt\n" if $verbose > 1;
|
|
# to64
|
|
for ($i = 0; $i < 27; $i++) {
|
|
srand(time + $rand + $$);
|
|
$rand = rand(25*29*17 + $rand);
|
|
$salt .= $itoa64[$rand & $#itoa64];
|
|
}
|
|
warn "Salt is: $salt\n" if $verbose > 1;
|
|
|
|
return $salt;
|
|
}
|
|
|
|
|
|
# print banner
|
|
sub copyright {
|
|
return;
|
|
}
|
|
|
|
# hints
|
|
sub hints {
|
|
if ($verbose) {
|
|
print "Use option ``-silent'' if you don't want to see " .
|
|
"all warnings and questions.\n\n";
|
|
} else {
|
|
print "Use option ``-verbose'' if you want to see more warnings and " .
|
|
"questions \nor try to repair bugs.\n\n";
|
|
}
|
|
}
|
|
|
|
#
|
|
sub parse_arguments {
|
|
local(@argv) = @_;
|
|
|
|
while ($_ = $argv[0], /^-/) {
|
|
shift @argv;
|
|
last if /^--$/;
|
|
if (/^--?(v|verbose)$/) { $verbose = 1 }
|
|
elsif (/^--?(s|silent|q|quiet)$/) { $verbose = 0 }
|
|
elsif (/^--?(debug)$/) { $verbose = 2 }
|
|
elsif (/^--?(f|force)$/) { $force = 1 }
|
|
elsif (/^--?(h|help|\?)$/) { &usage }
|
|
elsif (/^--?(home)$/) { $home = $argv[0]; shift @argv }
|
|
elsif (/^--?(shell)$/) { $defaultshell = $argv[0]; shift @argv }
|
|
elsif (/^--?(dotdir)$/) { $dotdir = $argv[0]; shift @argv }
|
|
elsif (/^--?(uid)$/) { $uid_start = $argv[0]; shift @argv }
|
|
elsif (/^--?(class)$/) { $defaultclass = $argv[0]; shift @argv }
|
|
elsif (/^--?(group)$/) { $defaultgroup = $argv[0]; shift @argv }
|
|
elsif (/^--?(check_only)$/) { $check_only = 1 }
|
|
elsif (/^--?(message)$/) { $send_message = $argv[0]; shift @argv;
|
|
$sendmessage = 1; }
|
|
elsif (/^--?(batch)$/) {
|
|
warn "The -batch option is not supported anymore.\n",
|
|
"Please use the pw(8) command line tool!\n";
|
|
exit(0);
|
|
}
|
|
# see &config_read
|
|
elsif (/^--?(config_create)$/) { &create_conf; }
|
|
elsif (/^--?(noconfig)$/) { $config_read = 0; }
|
|
else { &usage }
|
|
}
|
|
#&usage if $#argv < 0;
|
|
}
|
|
|
|
sub basename {
|
|
local($name) = @_;
|
|
$name =~ s|/+$||;
|
|
$name =~ s|.*/+||;
|
|
return $name;
|
|
}
|
|
|
|
sub dirname {
|
|
local($name) = @_;
|
|
$name = &stripdir($name);
|
|
$name =~ s|/+[^/]+$||;
|
|
$name = "/" unless $name; # dirname of / is /
|
|
return $name;
|
|
}
|
|
|
|
# return 1 if $file is a readable file or link
|
|
sub filetest {
|
|
local($file, $verb) = @_;
|
|
|
|
if (-e $file) {
|
|
if (-f $file || -l $file) {
|
|
return 1 if -r _;
|
|
warn "$file unreadable\n" if $verbose;
|
|
} else {
|
|
warn "$file is not a plain file or link\n" if $verbose;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
# create configuration files and exit
|
|
sub create_conf {
|
|
$create_conf = 1;
|
|
if ($send_message ne 'no') {
|
|
&message_create($send_message);
|
|
} else {
|
|
&message_create($send_message_bak);
|
|
}
|
|
&config_write(1);
|
|
exit(0);
|
|
}
|
|
|
|
# log for new user in /var/log/adduser
|
|
sub adduser_log {
|
|
local($string) = @_;
|
|
local($e);
|
|
|
|
return 1 if $logfile eq "no";
|
|
|
|
local($sec, $min, $hour, $mday, $mon, $year) = localtime;
|
|
$year += 1900;
|
|
$mon++;
|
|
|
|
foreach $e ('sec', 'min', 'hour', 'mday', 'mon', 'year') {
|
|
# '7' -> '07'
|
|
eval "\$$e = 0 . \$$e" if (eval "\$$e" < 10);
|
|
}
|
|
|
|
&append_file($logfile, "$year/$mon/$mday $hour:$min:$sec $string");
|
|
}
|
|
|
|
# create HOME directory, copy dotfiles from $dotdir to $HOME
|
|
sub home_create {
|
|
local($homedir, $name, $group) = @_;
|
|
local($rootdir);
|
|
|
|
if (-e "$homedir") {
|
|
warn "HOME Directory ``$homedir'' already exist\a\n";
|
|
return 0;
|
|
}
|
|
|
|
# if the home directory prefix doesn't exist, create it
|
|
# First, split the directory into a list; then remove the user's dir
|
|
@dir = split('/', $homedir); pop(@dir);
|
|
# Put back together & strip to get directory prefix
|
|
$rootdir = &stripdir(join('/', @dir));
|
|
|
|
if (!&mkdirhier("$rootdir")) {
|
|
# warn already displayed
|
|
return 0;
|
|
}
|
|
|
|
if ($dotdir eq 'no') {
|
|
if (!mkdir("$homedir", 0755)) {
|
|
warn "$dir: $!\n"; return 0;
|
|
}
|
|
system 'chown', "$name:$group", $homedir;
|
|
return !$?;
|
|
}
|
|
|
|
# copy files from $dotdir to $homedir
|
|
# rename 'dot.foo' files to '.foo'
|
|
print "Copy files from $dotdir to $homedir\n" if $verbose;
|
|
system('cp', '-R', $dotdir, $homedir);
|
|
system('chmod', '-R', 'u+wrX,go-w', $homedir);
|
|
system('chown', '-R', "$name:$group", $homedir);
|
|
|
|
# security
|
|
opendir(D, $homedir);
|
|
foreach $file (readdir(D)) {
|
|
if ($file =~ /^dot\./ && -f "$homedir/$file") {
|
|
$file =~ s/^dot\././;
|
|
rename("$homedir/dot$file", "$homedir/$file");
|
|
}
|
|
chmod(0600, "$homedir/$file")
|
|
if ($file =~ /^\.(rhosts|Xauthority|kermrc|netrc)$/);
|
|
chmod(0700, "$homedir/$file")
|
|
if ($file =~ /^(Mail|prv|\.(iscreen|term))$/);
|
|
}
|
|
closedir D;
|
|
return 1;
|
|
}
|
|
|
|
# makes a directory hierarchy
|
|
sub mkdir_home {
|
|
local($dir) = @_;
|
|
$dir = &stripdir($dir);
|
|
local($user_partition) = "/usr";
|
|
local($dirname) = &dirname($dir);
|
|
|
|
-e $dirname || &mkdirhier($dirname);
|
|
|
|
if (((stat($dirname))[0]) == ((stat("/"))[0])){
|
|
# home partition is on root partition
|
|
# create home partition on $user_partition and make
|
|
# a symlink from $dir to $user_partition/`basename $dir`
|
|
# For instance: /home -> /usr/home
|
|
|
|
local($basename) = &basename($dir);
|
|
local($d) = "$user_partition/$basename";
|
|
|
|
|
|
if (-d $d) {
|
|
warn "Oops, $d already exist\n" if $verbose;
|
|
} else {
|
|
print "Create $d\n" if $verbose;
|
|
if (!mkdir("$d", 0755)) {
|
|
warn "$d: $!\a\n"; return 0;
|
|
}
|
|
}
|
|
|
|
unlink($dir); # symlink to nonexist file
|
|
print "Create symlink: $dir -> $d\n" if $verbose;
|
|
if (!symlink("$d", $dir)) {
|
|
warn "Symlink $d: $!\a\n"; return 0;
|
|
}
|
|
} else {
|
|
print "Create $dir\n" if $verbose;
|
|
if (!mkdir("$dir", 0755)) {
|
|
warn "Directory ``$dir'': $!\a\n"; return 0;
|
|
}
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
sub mkdirhier {
|
|
local($dir) = @_;
|
|
local($d,$p);
|
|
|
|
$dir = &stripdir($dir);
|
|
|
|
foreach $d (split('/', $dir)) {
|
|
$dir = "$p/$d";
|
|
$dir =~ s|^//|/|;
|
|
if (! -e "$dir") {
|
|
print "Create $dir\n" if $verbose;
|
|
if (!mkdir("$dir", 0755)) {
|
|
warn "$dir: $!\n"; return 0;
|
|
}
|
|
}
|
|
$p .= "/$d";
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
# stript unused '/'
|
|
# F.i.: //usr///home// -> /usr/home
|
|
sub stripdir {
|
|
local($dir) = @_;
|
|
|
|
$dir =~ s|/+|/|g; # delete double '/'
|
|
$dir =~ s|/$||; # delete '/' at end
|
|
return $dir if $dir ne "";
|
|
return '/';
|
|
}
|
|
|
|
# Read one of the elements from @list. $confirm is default.
|
|
# If !$allow accept only elements from @list.
|
|
sub confirm_list {
|
|
local($message, $allow, $confirm, @list) = @_;
|
|
local($read, $c, $print);
|
|
|
|
$print = "$message" if $message;
|
|
$print .= " " unless $message =~ /\n$/ || $#list == 0;
|
|
|
|
$print .= join($", &uniq(@list)); #"
|
|
$print .= " " unless $message =~ /\n$/ && $#list == 0;
|
|
print "$print";
|
|
print "\n" if (length($print) + length($confirm)) > 60;
|
|
print "[$confirm]: ";
|
|
|
|
chop($read = <STDIN>);
|
|
$read =~ s/^\s*//;
|
|
$read =~ s/\s*$//;
|
|
return $confirm if $read eq "";
|
|
return "$read" if $allow;
|
|
|
|
foreach $c (@list) {
|
|
return $read if $c eq $read;
|
|
}
|
|
warn "$read: is not allowed!\a\n";
|
|
return &confirm_list($message, $allow, $confirm, @list);
|
|
}
|
|
|
|
# YES or NO question
|
|
# return 1 if &confirm("message", "yes") and answer is yes
|
|
# or if &confirm("message", "no") an answer is no
|
|
# otherwise 0
|
|
sub confirm_yn {
|
|
local($message, $confirm) = @_;
|
|
local($yes) = '^(yes|YES|y|Y)$';
|
|
local($no) = '^(no|NO|n|N)$';
|
|
local($read, $c);
|
|
|
|
if ($confirm && ($confirm =~ "$yes" || $confirm == 1)) {
|
|
$confirm = "y";
|
|
} else {
|
|
$confirm = "n";
|
|
}
|
|
print "$message (y/n) [$confirm]: ";
|
|
chop($read = <STDIN>);
|
|
$read =~ s/^\s*//;
|
|
$read =~ s/\s*$//;
|
|
return 1 unless $read;
|
|
|
|
if (($confirm eq "y" && $read =~ "$yes") ||
|
|
($confirm eq "n" && $read =~ "$no")) {
|
|
return 1;
|
|
}
|
|
|
|
if ($read !~ "$yes" && $read !~ "$no") {
|
|
warn "Wrong value. Enter again!\a\n";
|
|
return &confirm_yn($message, $confirm);
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
# test if $dotdir exist
|
|
# return "no" if $dotdir not exist or dotfiles should not copied
|
|
sub dotdir_default {
|
|
local($dir) = $dotdir;
|
|
|
|
return &dotdir_default_valid($dir) unless $verbose;
|
|
while($verbose) {
|
|
$dir = &confirm_list("Copy dotfiles from:", 1,
|
|
$dir, ("no", $dotdir_bak, $dir));
|
|
last if $dir eq &dotdir_default_valid($dir);
|
|
}
|
|
warn "Do not copy dotfiles.\n" if $verbose && $dir eq "no";
|
|
|
|
$changes++ if $dir ne $dotdir;
|
|
return $dir;
|
|
}
|
|
|
|
sub dotdir_default_valid {
|
|
local($dir) = @_;
|
|
|
|
return $dir if (-e $dir && -r _ && (-d _ || -l $dir) && $dir =~ "^/");
|
|
return $dir if $dir eq "no";
|
|
warn "Dotdir ``$dir'' is not a directory\a\n";
|
|
return "no";
|
|
}
|
|
|
|
# ask for messages to new users
|
|
sub message_default {
|
|
local($file) = $send_message;
|
|
local(@d) = ($file, $send_message_bak, "no");
|
|
|
|
while($verbose) {
|
|
$file = &confirm_list("Send message from file:", 1, $file, @d);
|
|
last if $file eq "no";
|
|
last if &filetest($file, 1);
|
|
|
|
# maybe create message file
|
|
&message_create($file) if &confirm_yn("Create ``$file''?", "yes");
|
|
last if &filetest($file, 0);
|
|
last if !&confirm_yn("File ``$file'' does not exist, try again?",
|
|
"yes");
|
|
}
|
|
|
|
if ($file eq "no" || !&filetest($file, 0)) {
|
|
warn "Do not send message\n" if $verbose;
|
|
$file = "no";
|
|
} else {
|
|
&message_read($file);
|
|
}
|
|
|
|
$changes++ if $file ne $send_message && $verbose;
|
|
return $file;
|
|
}
|
|
|
|
# create message file
|
|
sub message_create {
|
|
local($file) = @_;
|
|
|
|
rename($file, "$file.bak");
|
|
if (!open(M, "> $file")) {
|
|
warn "Messagefile ``$file'': $!\n"; return 0;
|
|
}
|
|
print M <<EOF;
|
|
#
|
|
# Message file for adduser(8)
|
|
# comment: ``#''
|
|
# default variables: \$name, \$fullname, \$password
|
|
# other variables: see /etc/adduser.conf after
|
|
# line ``$do_not_delete''
|
|
#
|
|
|
|
\$fullname,
|
|
|
|
your account ``\$name'' was created.
|
|
Have fun!
|
|
|
|
See also chpass(1), finger(1), passwd(1)
|
|
EOF
|
|
close M;
|
|
return 1;
|
|
}
|
|
|
|
# read message file into buffer
|
|
sub message_read {
|
|
local($file) = @_;
|
|
@message_buffer = '';
|
|
|
|
if (!open(R, "$file")) {
|
|
warn "File ``$file'':$!\n"; return 0;
|
|
}
|
|
while(<R>) {
|
|
push(@message_buffer, $_) unless /^\s*#/;
|
|
}
|
|
close R;
|
|
}
|
|
|
|
# write @list to $file with file-locking
|
|
sub append_file {
|
|
local($file,@list) = @_;
|
|
local($e);
|
|
local($LOCK_EX) = 2;
|
|
local($LOCK_NB) = 4;
|
|
local($LOCK_UN) = 8;
|
|
|
|
open(F, ">> $file") || die "$file: $!\n";
|
|
print "Lock $file.\n" if $verbose > 1;
|
|
while(!flock(F, $LOCK_EX | $LOCK_NB)) {
|
|
warn "Cannot lock file: $file\a\n";
|
|
die "Sorry, give up\n"
|
|
unless &confirm_yn("Try again?", "yes");
|
|
}
|
|
print F join("\n", @list) . "\n";
|
|
close F;
|
|
print "Unlock $file.\n" if $verbose > 1;
|
|
flock(F, $LOCK_UN);
|
|
}
|
|
|
|
# return free uid+gid
|
|
# uid == gid if possible
|
|
sub next_id {
|
|
local($group) = @_;
|
|
|
|
$uid_start = 1000 if ($uid_start <= 0 || $uid_start >= $uid_end);
|
|
# looking for next free uid
|
|
while($uid{$uid_start}) {
|
|
$uid_start++;
|
|
$uid_start = 1000 if $uid_start >= $uid_end;
|
|
print "$uid_start\n" if $verbose > 1;
|
|
}
|
|
|
|
local($gid_start) = $uid_start;
|
|
# group for user (username==groupname) already exist
|
|
if ($groupname{$group}) {
|
|
$gid_start = $groupname{$group};
|
|
}
|
|
# gid is in use, looking for another gid.
|
|
# Note: uid an gid are not equal
|
|
elsif ($gid{$uid_start}) {
|
|
while($gid{$gid_start} || $uid{$gid_start}) {
|
|
$gid_start--;
|
|
$gid_start = $uid_end if $gid_start < 100;
|
|
}
|
|
}
|
|
return ($uid_start, $gid_start);
|
|
}
|
|
|
|
# read config file
|
|
sub config_read {
|
|
local($opt) = @_;
|
|
local($user_flag) = 0;
|
|
|
|
# don't read config file
|
|
return 1 if $opt =~ /-(noconfig|config_create)/ || !$config_read;
|
|
|
|
if(!open(C, "$config")) {
|
|
warn "$config: $!\n"; return 0;
|
|
}
|
|
|
|
while(<C>) {
|
|
# user defined variables
|
|
/^$do_not_delete/ && $user_flag++;
|
|
# found @array or $variable
|
|
if (s/^(\w+\s*=\s*\()/\@$1/ || s/^(\w+\s*=)/\$$1/) {
|
|
eval $_;
|
|
#warn "$_";
|
|
}
|
|
# lines with '^##' are not saved
|
|
push(@user_variable_list, $_)
|
|
if $user_flag && !/^##/ && (s/^[\$\@]// || /^[#\s]/);
|
|
}
|
|
#warn "X @user_variable_list X\n";
|
|
close C;
|
|
}
|
|
|
|
|
|
# write config file
|
|
sub config_write {
|
|
local($silent) = @_;
|
|
|
|
# nothing to do
|
|
return 1 unless ($changes || ! -e $config || !$config_read || $silent);
|
|
|
|
if (!$silent) {
|
|
if (-e $config) {
|
|
return 1 if &confirm_yn("\nWrite your changes to $config?", "no");
|
|
} else {
|
|
return 1 unless
|
|
&confirm_yn("\nWrite your configuration to $config?", "yes");
|
|
}
|
|
}
|
|
|
|
rename($config, "$config.bak");
|
|
open(C, "> $config") || die "$config: $!\n";
|
|
|
|
# prepare some variables
|
|
$send_message = "no" unless $send_message;
|
|
$defaultusepassword = "no" unless $defaultusepassword;
|
|
$defaultenableaccount = "yes" unless $defaultenableaccount;
|
|
$defaultemptypassword = "no" unless $defaultemptypassword;
|
|
local($shpref) = "'" . join("', '", @shellpref) . "'";
|
|
local($shpath) = "'" . join("', '", @path) . "'";
|
|
local($user_var) = join('', @user_variable_list);
|
|
|
|
print C <<EOF;
|
|
#
|
|
# $config - automatic generated by adduser(8)
|
|
#
|
|
# Note: adduser read *and* write this file.
|
|
# You may change values, but don't add new things before the
|
|
# line ``$do_not_delete''
|
|
#
|
|
|
|
# verbose = [0-2]
|
|
verbose = $verbose
|
|
|
|
# use password-based authentication for new users
|
|
# defaultusepassword = "yes" | "no"
|
|
defaultusepassword = "$defaultusepassword"
|
|
|
|
# enable account password at creation
|
|
# (the password will be prepended with a star if the account isn't enabled)
|
|
# defaultenableaccount = "yes" | "no"
|
|
defaultenableaccount = "$defaultenableaccount"
|
|
|
|
# allow blank passwords
|
|
# defaultemptypassword = "yes" | "no"
|
|
defaultemptypassword = "$defaultemptypassword"
|
|
|
|
# copy dotfiles from this dir ("/usr/share/skel" or "no")
|
|
dotdir = "$dotdir"
|
|
|
|
# send this file to new user ("/etc/adduser.message" or "no")
|
|
send_message = "$send_message"
|
|
|
|
# config file for adduser ("/etc/adduser.conf")
|
|
config = "$config"
|
|
|
|
# logfile ("/var/log/adduser" or "no")
|
|
logfile = "$logfile"
|
|
|
|
# default HOME directory ("/home")
|
|
home = "$home"
|
|
|
|
# List of directories where shells located
|
|
# path = ('/bin', '/usr/bin', '/usr/local/bin')
|
|
path = ($shpath)
|
|
|
|
# common shell list, first element has higher priority
|
|
# shellpref = ('bash', 'tcsh', 'ksh', 'csh', 'sh')
|
|
shellpref = ($shpref)
|
|
|
|
# defaultshell if not empty ("bash")
|
|
defaultshell = "$defaultshell"
|
|
|
|
# defaultgroup ('USER' for same as username or any other valid group)
|
|
defaultgroup = $defaultgroup
|
|
|
|
# defaultclass if not empty
|
|
defaultclass = "$defaultclass"
|
|
|
|
# new users get this uid (1000)
|
|
uid_start = "$uid_start"
|
|
|
|
$do_not_delete
|
|
## your own variables, see /etc/adduser.message
|
|
$user_var
|
|
|
|
## end
|
|
EOF
|
|
close C;
|
|
}
|
|
|
|
################
|
|
# main
|
|
#
|
|
$test = 0; # test mode, only for development
|
|
$check_only = 0;
|
|
|
|
&check_root; # you must be root to run this script!
|
|
&variables; # initialize variables
|
|
&config_read(@ARGV); # read variables form config-file
|
|
&parse_arguments(@ARGV); # parse arguments
|
|
|
|
if (!$check_only) {
|
|
©right; &hints;
|
|
}
|
|
|
|
# check
|
|
$changes = 0;
|
|
&passwd_check; # check for valid passwdb
|
|
&shells_read; # read /etc/shells
|
|
&passwd_read; # read /etc/master.passwd
|
|
&group_read; # read /etc/group
|
|
&group_check; # check for incon*
|
|
exit 0 if $check_only; # only check consistence and exit
|
|
|
|
|
|
# interactive
|
|
# some questions
|
|
&shells_add; # maybe add some new shells
|
|
$defaultshell = &shell_default; # enter default shell
|
|
$home = &home_partition($home); # find HOME partition
|
|
$dotdir = &dotdir_default; # check $dotdir
|
|
$send_message = &message_default; # send message to new user
|
|
$defaultusepassword = &password_default; # maybe use password
|
|
if ($defaultusepassword eq "no") {
|
|
if ($verbose) {
|
|
print "Creating accounts with a locked password.\n";
|
|
}
|
|
$defaultenableaccount = "no";
|
|
$defaultemptypassword = "yes";
|
|
} else {
|
|
$defaultenableaccount = &enable_account_default; # enable or disable account
|
|
$defaultemptypassword = &enable_empty_password; # use empty password or not
|
|
}
|
|
&config_write(!$verbose); # write variables in file
|
|
|
|
# main loop for creating new users
|
|
&new_users; # add new users
|
|
|
|
#end
|