/usr/bin/sync-accounts is in chiark-scripts 5.0.2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
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# This is part of sync-accounts, a tool for synchronising UN*X password data.
#
# sync-accounts is
# Copyright 1999-2000,2002 Ian Jackson <ian@davenant.greenend.org.uk>
# Copyright 2000-2001 nCipher Corporation Ltd
#
# sync-accounts is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License as
# published by the Free Software Foundation; either version 3, or (at
# your option) any later version.
#
# sync-accounts is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# You should already have a copy of the GNU General Public License.
# If not, consult the Free Software Foundation's website at
# www.fsf.org, or the GNU Project website at www.gnu.org.
#
# $Id: sync-accounts,v 1.25 2007-09-21 21:21:15 ianmdlvl Exp $
use POSIX;
$configfile= '/etc/sync-accounts';
$def_createuser= 'sync-accounts-createuser';
$ch_homebase= '/home';
$ch_defaultshell= '/bin/sh';
$defaultgid= -1; # -1 => usergroups; -2 => nousergroups
@groupglobs= [ '.*', 0 ];
regroupglobs();
$file{'passwd','std'}= 'passwd';
$file{'shadow','std'}= 'shadow';
$file{'group','std'}= 'group';
$file{'passwd','bsd'}= 'master.passwd';
$file{'shadow','bsd'}= 'shadow-non-existent';
$file{'group','bsd'}= 'group';
@fields_pw_std= qw(USER PW UID GID COMMENT HOME SHELL);
@fields_pw_bsd= qw(USER PW UID GID CLASS CHANGE EXPIRE COMMENT HOME SHELL);
fields_fmt('PW','std');
fields('GR',qw(GROUP PW GID USERS));
fields('SP',qw(USER PW DAYSCHGD DAYSFIX DAYSEXP DAYSWARN DAYSEXPDIS DAYSDISD RESERVED));
# The name field had better always be field 0 !
END {
foreach $x (@unlocks) {
($fn, $style, $arg) = @$x;
&{ "unlock_$style" } ( $fn,$arg );
}
}
sub fields {
my ($pfx,@l) = @_;
my ($i, $v, $vn);
foreach $v (@l) { $vn= "${pfx}_$v"; $$vn = $i++; }
$vn= "${pfx}_fields"; $$vn= $i;
}
sub fields_fmt ($$) {
my ($pfx,$fmt) = @_;
my ($vn);
$vn= "fields_pw_$fmt";
die "unknown format $fmt\n" unless defined @$vn;
fields($pfx,@$vn);
$vn= "${pfx}_format";
$$vn= $fmt;
}
sub newentry {
my ($pfx,$name,@field_val_list) = @_;
my (@rv, $vn, $fn, $v, $i);
@rv= ();
$vn= "${pfx}_fields";
for ($i=0; $i<$$vn; $i++) { $rv[$i]= ''; }
die "@field_val_list ?" if @field_val_list % 2;
$rv[0] = $name;
while (@field_val_list) {
($fn,$v,@field_val_list) = @field_val_list;
$vn= "${pfx}_$fn";
#print STDERR ">$fn|$v|$vn|$$vn<\n";
$rv[$$vn]= $v;
}
return @rv;
}
$|=1;
$cdays= int(time/86400);
@envs_createuser= qw(USER UID GID COMMENT HOME SHELL);
if (@ARGV == 1 && length $ENV{'SYNC_ACCOUNTS_RUNVIA_INFO'}) {
@na= map {
s/\%([0-9a-f][0-9a-f])/ pack("C", hex $1) /ge;
$_;
} split(/\:/, $ENV{'SYNC_ACCOUNTS_RUNVIA_INFO'});
delete $ENV{'SYNC_ACCOUNTS_RUNVIA_INFO'};
$ta= shift @na;
$ENV{"SYNC_ACCOUNTS_RUNVIA_LOCKEDGOT_$ta"} = $ARGV[0];
@ARGV= @na;
}
@orgargv= @ARGV;
while ($ARGV[0] =~ m/^-/) {
$_= shift @ARGV;
last if m/^--$/;
if (m/^-C/) {
$configfile= $';
} elsif (m/^-n$/) {
$no_act= 1;
$display= 0;
} elsif (m/^-q$/) {
$no_act= 1;
$display= 1;
} else {
die "unknown option $_\n";
}
}
die "hosts must not be specified with -q\n" if @ARGV && $display;
for $h (@ARGV) { $wanthost{$h}= 1; }
open CF,"< $configfile" or die "$configfile: $!";
sub fetchfile (\%$) {
my ($ary_ref,$get_str) = @_;
undef %$ary_ref;
open G,"$get_str" or die "$get_str: $!";
while (<G>) {
chomp;
m/^([^:]+)\:/ or die "$ch_name: $get_str:$.: $_ ?\n";
$ary_ref->{$1}= [ split(/\:/,$_,-1) ];
}
close G; $? and die "$ch_name: $get_str: exit code $?\n";
}
sub lockstyle_ ($$) {
my ($fn,$lock) = @_;
die "$configfile:$.: locking mechanism for $fn not".
" defined (use lockpasswd/lockgroup)\n";
}
sub abslock (@) {
my ($fn,$lock) = @_;
$fn= "/etc/$fn";
$lock= "$fn$lock" unless $lock =~ m,^/,;
return ($fn,$lock);
}
sub lock_none ($$) { return (abslock(@_))[0]; }
sub unlock_none ($$) { }
sub lock_link ($$) {
my ($fn,$lock) = abslock(@_);
link $fn,$lock or die "cannot lock $fn by creating $lock: $!\n";
return $fn;
}
sub unlock_link ($$) {
my ($fn,$lock) = abslock(@_);
unlink $lock or warn "unable to unlock by removing $lock: $!\n";
}
sub lock_runvia ($$) {
my ($fn,$lock) = @_;
my ($evn);
$evn= "SYNC_ACCOUNTS_RUNVIA_LOCKEDGOT_$fn";
return $ENV{$evn} if exists $ENV{$evn};
@na= map {
s/\W/ sprintf("%%%02x", unpack("C", $&)) /ge;
$_;
} ($fn,@orgargv);
$ENV{'SYNC_ACCOUNTS_RUNVIA_INFO'}= join(":", @na);
$ENV{'EDITOR'}= $0;
delete $ENV{'VISUAL'};
exec $lock; die "cannot lock $fn by executing $lock: $!\n";
}
sub unlock_runvia ($$) { }
sub fetchownfile (\@$$$$) {
my ($ary_ref,$fn_str,$nfields,$style,$lock_arg) = @_;
my ($fn_use, $record, $fn_emsg);
$fn_emsg= $fn_str;
if (!$no_act) {
$fn_use= &{ "lock_$style" } ($fn_str, $lock_arg);
push @unlocks, [ $fn_str, $style, $lock_arg ];
$savebackto{$fn_str}= $fn_use;
} else {
$fn_use= $fn_emsg= "/etc/".$file{$fn_str,$PW_format};
}
open O,"$fn_use" or die "$fn_use ($fn_str): $!";
while (<O>) {
chomp;
if (m/^\#/ || !m/\S/) {
$record= $_;
} else {
$record= [ split(/\:/,$_,-1) ];
die "$fn_emsg:$.:wrong number of fields:\`$_'\n"
unless @$record == $nfields;
}
push @$ary_ref, $record;
}
close O or die "$fn_use ($fn_str): $!";
}
sub diag ($) {
print "$diagstr: $_[0]\n" or die $!;
}
sub regroupglobs () {
$nogroups= (@groupglobs == 1 &&
$groupglobs[0]->[0] eq '.*' &&
!$groupglobs[0]->[1]);
$ggfunc= "sub wantsyncgroup {\n \$_= \$_[0];\n return\n";
for $g (@groupglobs) { $ggfunc.= " m/^$g->[0]\$/ ? $g->[1] :\n"; }
$ggfunc.= " die;\n};\n1;\n";
#print STDERR "$ggfunc\n";
must_eval($ggfunc);
}
sub fetchown () {
if (!$own_fetchedpasswd) {
#print STDERR ">$PW_fields<\n";
fetchownfile(@ownpasswd,'passwd',
$PW_fields, $ch_lockstyle_passwd, $ch_lock_passwd);
$shadowfile= $file{'shadow',$PW_format};
if (stat("/etc/$shadowfile")) {
$own_haveshadow= 1;
$own_fetchedshadow= 1;
fetchownfile(@ownshadow,'shadow',$SP_fields,'none','');
} elsif ($! == &ENOENT) {
$own_haveshadow= 0;
} else {
die "unable to check for /etc/$shadowfile: $!\n";
}
$own_fetchedpasswd= 1;
}
if (!$own_fetchedgroup) {
fetchownfile(@owngroup,'group',$GR_fields,
$ch_lockstyle_group, $ch_lock_group);
$own_fetchedgroup= 1;
}
#print STDERR "fetchown() -> $#ownpasswd $#owngroup\n";
}
sub checkuid ($$) {
my ($useuid,$foruser) = @_;
for $e (@ownpasswd) {
next unless ref $e;
if ($e->[$PW_USER] ne $foruser && $e->[$PW_UID] == $useuid) {
diag("uid clash with $e->[$PW_USER] (uid $e->[$PW_UID])");
return 0;
}
}
return 1;
}
sub must_eval ($) {
eval $_[0] or die "$_[0] // $@";
}
sub copyfield ($$$$) {
my ($file,$entry,$field,$value) = @_;
must_eval("\$ary_ref= \\\@own$file; 1;");
#print STDERR "copyfield($file,$entry,$field,$value)\n";
for $e (@$ary_ref) {
#print STDERR "copyfield($file,$entry,$field,$value) $e->[0] $e->[field] ".join(':',@$e)."\n";
next unless $e->[0] eq $entry;
next if $e->[$field] eq $value;
$e->[$field]= $value;
must_eval("\$modified$file= 1; 1;");
}
}
sub fetchpasswd () {
return if $ch_fetchedpasswd;
die "$configfile:$.: getpasswd not specified for host $ch_name\n"
unless length $ch_getpasswd;
undef %remshadow;
fetchfile(%rempasswd,"$ch_getpasswd |");
if (length $ch_getshadow) {
fetchfile(%remshadow,"$ch_getshadow |");
for $k (keys %rempasswd) {
$rempasswd{$k}->[$REM_PW]= 'xx' unless length $rempasswd{$k}->[$REM_PW];
}
for $k (keys %remshadow) {
next unless exists $rempasswd{$k};
$rempasswd{$k}->[$REM_PW]= $remshadow{$k}->[$SP_PW];
}
}
$ch_fetchedpasswd= 1;
}
sub fetchgroup () {
return if $ch_fetchedgroup;
die "$configfile:$.: getgroup not specified for host $ch_name\n"
unless length $ch_getgroup;
fetchfile(%remgroup,"$ch_getgroup |");
$ch_fetchedgroup= 1;
}
sub syncusergroup ($$) {
my ($lu,$luid) = @_;
return 1 if $defaultgid != -1;
#print STDERR "syncusergroup($lu,$luid)\n";
$ugfound=0;
for $e (@owngroup) {
next unless ref $e;
$samename= $e->[$GR_GROUP] eq $lu;
$sameid= $e->[$GR_GID] eq $luid;
next unless $samename || $sameid;
if (!$samename || !$sameid) {
diag("local group $e->[$GR_GROUP] ($e->[$GR_GID]) mismatch vs.".
" local user $lu ($luid)");
return 0;
}
if ($ugfound) {
diag("per-user group $lu ($luid) duplicated");
return 0;
}
$ugfound=1;
}
return 1 if $ugfound;
if (!length $opt_createuser) {
diag("account creation not enabled, not creating per-user group");
return 0;
}
push @owngroup, [ newentry('GR', $lu,
'PW', 'x',
'GID', $luid) ];
$modifiedgroup= 1;
return 1;
}
sub hosthead ($) {
my ($th) = @_;
return if $hostheaddone eq $th;
print "\n\n" or die $! if length $hostheaddone;
print "==== $th ====\n" or die $!;
$hostheaddone= $th;
}
sub syncuser ($$) {
my ($lu,$ru) = @_;
my ($vn);
#print STDERR "syncuser($lu,$ru)\n";
return if $doneuser{$lu}++;
next unless $ch_doinghost;
return if !length $ru;
fetchown();
if ($display) {
for $e (@ownpasswd) {
next unless ref $e && $e->[$PW_USER] eq $lu;
hosthead("from $ch_name");
print ($lu eq $ru ? " $lu" : " $lu($ru)") or die $!;
print "<DUPLICATE>" if $displaydone{$lu}++;
}
return;
}
$diagstr= "user $lu from $ch_name!$ru";
#print STDERR "syncuser($lu,$ru) doing\n";
fetchpasswd();
if (!$rempasswd{$ru}) { diag("no remote entry"); return; }
if (length $ch_getshadow && exists $remshadow{$ru} &&
length $remshadow{$ru}->[$SP_DAYSDISD]) {
diag("remote account disabled in shadow");
return;
}
if (!grep(ref $_ && $_->[$PW_USER] eq $lu, @ownpasswd)) {
if (!length $opt_createuser) { diag("account creation not enabled"); return; }
if ($no_act) { diag("-n specified; not creating account"); return; }
if ($opt_sameuid) {
$useuid= $rempasswd{$ru}->[$REM_UID];
$usegid= $rempasswd{$ru}->[$REM_GID];
} else {
die "nousergroups specified, cannot create users\n" if $defaultgid==-2;
length $ch_uidmin or die "no uidmin specified, cannot create users\n";
length $ch_uidmax or die "no uidmax specified, cannot create users\n";
$ch_uidmin<$ch_uidmax or die "uidmin>=uidmax, cannot create users\n";
$useuid= $ch_uidmin;
for $e ($defaultgid==-1 ? (@ownpasswd, @owngroup) : (@ownpasswd)) {
next unless ref $e;
$tuid= $e->[$PW_UID]; next if $tuid<$useuid || $tuid>$ch_uidmax;
if ($tuid==$ch_uidmax) {
diag("uid (or gid?) $ch_uidmax used, cannot create users");
return;
}
$useuid= $tuid+1;
}
$usegid= $defaultgid==-1 ? $useuid : $defaultgid;
}
@newpwent= newentry('PW', $lu,
'PW', 'x',
'UID', $useuid,
'GID', $usegid,
'COMMENT', $rempasswd{$ru}->[$REM_COMMENT],
'HOME', "$ch_homebase/$lu",
'SHELL', $ch_defaultshell);
defined($c= open CU,"-|") or die $!;
if (!$c) {
@unlocks= ();
defined($c2= open STDIN,"-|") or die $!;
if (!$c2) {
print STDOUT join(':',@newpwent),"\n" or die $!;
exit 0;
}
for ($i=0; $i<@envs_createuser; $i++) {
$vn= "PW_$envs_createuser[$i]";
#print STDERR ">$i|$vn|$$vn|$newpwent[$$vn]<\n";
$ENV{"SYNCUSER_CREATE_$envs_createuser[$i]"}= $newpwent[$$vn];
}
exec $opt_createuser; die "$configfile:$.: ($lu): $opt_createuser: $!\n";
}
$newpwent= <CU>;
close CU; $? and die "$configfile:$.: ($lu): $opt_createuser: code $?\n";
chomp $newpwent;
if (length $newpwent) {
if ($newpwent !~ m/\:/) { diag("creation script demurred"); return; }
@newpwent= split(/\:/,$newpwent,-1);
}
die "$opt_createuser: bad result: \`".join(':',@newpwent)."\'\n"
if @newpwent != $PW_fields or $newpwent[$PW_USER] ne $lu;
checkuid($newpwent[$PW_UID],$lu) or return;
if ($own_haveshadow) {
push @ownshadow, [ newentry('SP', $lu,
'PW', 'x',
'DAYSCHGD', $cdays,
'DAYSFIX', 0,
'DAYSEXP', 99999,
'DAYSEXPDIS', 7) ];
$modifiedshadow= 1;
}
syncusergroup($lu,$newpwent[$PW_UID]) or return;
push @ownpasswd,[ @newpwent ];
$modifiedpasswd= 1;
}
for $e (@ownpasswd) {
next unless ref $e && $e->[$PW_USER] eq $lu;
syncusergroup($lu,$e->[$PW_UID]) or return;
}
$ruid= $rempasswd{$ru}->[$REM_UID];
$rgid= $rempasswd{$ru}->[$REM_GID];
if ($opt_sameuid && checkuid($ruid,$lu)) {
for $e (@ownpasswd) {
next unless ref $e && $e->[$PW_USER] eq $lu;
$luid= $e->[$PW_UID]; $lgid= $e->[$PW_GID];
die "$diagstr: local uid $luid, remote uid $ruid\n" if $luid ne $ruid;
die "$diagstr: local gid $lgid, remote gid $rgid\n" if $lgid ne $rgid;
}
}
#print STDERR "syncuser($lu,$ru) exists $own_haveshadow\n";
if ($own_haveshadow && grep(ref $_ && $_->[$PW_USER] eq $lu, @ownshadow)) {
#print STDERR "syncuser($lu,$ru) shadow $rempasswd{$ru}->[$REM_PW]\n";
copyfield('shadow',$lu,$SP_PW, $rempasswd{$ru}->[$REM_PW]);
} else {
#print STDERR "syncuser($lu,$ru) passwd $rempasswd{$ru}->[$REM_PW]\n";
copyfield('passwd',$lu,$PW_PW, $rempasswd{$ru}->[$REM_PW]);
}
copyfield('passwd',$lu,$PW_COMMENT, $rempasswd{$ru}->[$REM_COMMENT]);
$newsh= $rempasswd{$ru}->[$REM_SHELL];
$oksh= $checkedshell{$newsh};
if (!length $oksh) { $checkedshell{$newsh}= $oksh= (-x $newsh) ? 1 : 0; }
copyfield('passwd',$lu,$PW_SHELL, $newsh) if $oksh;
if (!$nogroups) {
for $e (@owngroup) {
next unless ref $e;
$tgroup= $e->[$GR_GROUP];
#print STDERR "syncuser($lu,$ru) group $tgroup\n";
next unless &wantsyncgroup($tgroup);
#print STDERR "syncuser($lu,$ru) group $tgroup yes\n";
fetchgroup();
if (!exists $remgroup{$tgroup}) {
diag("group $tgroup: not on remote host");
next;
}
$inremote= grep($_ eq $ru, split(/\,/,$remgroup{$tgroup}->[$GR_USERS]));
$cusers= $e->[$GR_USERS]; $inlocal= grep($_ eq $lu, split(/\,/,$cusers));
if ($inremote && !$inlocal) {
$cusers.= ',' if length $cusers;
$cusers.= $lu;
} elsif ($inlocal && !$inremote) {
$cusers= join(',', grep($_ ne $lu, split(/\,/, $cusers)));
} else {
next;
}
$e->[$GR_USERS]= $cusers;
$modifiedgroup= 1;
}
}
}
sub banner () {
return if $bannerdone;
print "\n" or die $!; system 'date'; $? and die $?;
$bannerdone= 1;
}
sub finish () {
my ($record);
for $h (keys %wanthost) {
die "host $h not in config file\n" if $wanthost{$h};
}
if ($display) {
#print STDERR "\n\nfinish display=$display pw=$pw\n\n";
for $e (@ownpasswd) {
next unless ref $e;
$tu= $e->[$PW_USER];
$tuid= $e->[$PW_UID];
next if $displaydone{$tu};
$tpw= $e->[$PW_PW];
#print STDERR ">$tu|$tpw<\n";
for $e2 (@ownshadow) {
next unless ref $e2 && $e2->[$SP_USER] eq $tu;
$tpw= $e2->[$SP_PW]; last;
}
$tpw= length($tpw)>=13 ? 1 : length($tpw) ? -1 : 0;
$head= ($tpw == 1 ? "unsynched" :
$tpw == 0 ? "unsynched, passwordless" :
"unsynched, no-logins").
($tuid < 100 ? " system account" : " normal user");
$unsynch_type{$head} .= " $e->[$PW_USER]";
}
foreach $head (sort keys %unsynch_type) {
hosthead($head);
print $unsynch_type{$head} or die $!;
}
print "\n\n" or die $!;
exit 0;
}
umask 077;
for $file (qw(passwd shadow group)) {
$realfile= $file{$file,$PW_format};
must_eval("\$modified= \$modified$file; \$data_ref= \\\@own$file;".
" \$fetched= \$own_fetched$file; 1;");
next if !$modified;
die $file unless $fetched;
banner();
if ($no_act) {
$newfileinst= "/etc/$realfile";
$newfile= "$realfile.new";
} else {
$newfileinst= $savebackto{$file};
$newfile= "$newfileinst.new";
}
open NF,"> $newfile" or die "$newfile: $!";
for $e (@$data_ref) {
$record= ref $e ? join(':',@$e) : $e;
print NF $record,"\n" or die $!;
}
close NF or die $!;
system 'diff','-U0','--label',$realfile,$newfileinst,
'--label',"$realfile.new",$newfile;
$?==256 or die $?;
if (!$no_act) {
(@stats= stat $newfileinst) or die "$file: $!";
chown $stats[4],$stats[5], $newfile or die $!;
chmod $stats[2] & 07777, $newfile or die $!;
rename $newfile, $newfileinst or die $!;
}
}
exit 0;
}
while (<CF>) {
chomp;
s/^\s*//; s/\s*$//;
next if m/^\#/ || !m/\S/;
finish() if m/^end$/;
if (m/^host\s+(\S+)$/) {
$ch_name= $1;
$ch_getpasswd= $ch_getgroup= $ch_getshadow= '';
$ch_fetchedpasswd= $ch_fetchedgroup;
if (!@ARGV) {
$ch_doinghost= 1;
} elsif (exists $wanthost{$ch_name}) {
$wanthost{$ch_name}= 0;
$ch_doinghost= 1;
} else {
$ch_doinghost= 0;
}
fields_fmt('REM','std');
} elsif (m/^(getpasswd|getshadow|getgroup)\s+(.*\S)$/) {
must_eval("\$ch_$1= \$2; 1;");
} elsif (m/^(local|remote)format\s+(\w+)$/) {
fields_fmt($1 eq 'local' ? 'PW' :
$1 eq 'remote' ? 'REM' : die,
$2);
} elsif (m/^lock(passwd|group)\s+(runvia|link)\s+(\S+)$/) {
must_eval("\$ch_lock_$1= \$3; \$ch_lockstyle_$1= \$2; 1;");
} elsif (m/^lock(passwd|group)\s+(none)$/) {
must_eval("\$ch_lockstyle_$1= \$2; 1;");
} elsif (m,^(homebase|defaultshell)\s+(/\S+)$,) {
must_eval("\$ch_$1= \$2; 1;");
} elsif (m/^(uidmin|uidmax)\s+(\d+)$/ && $2>0) {
must_eval("\$ch_$1= \$2; 1;");
} elsif (m/^createuser$/) {
$opt_createuser= $def_createuser;
} elsif (m/^nocreateuser$/) {
$opt_createuser= '';
} elsif (m/^createuser\s+(\S+)$/) {
$opt_createuser= $1;
} elsif (m/^logfile\s+(.*\S)$/) {
if (!$no_act) {
open STDOUT,">> $1" or die "$1: $!"; $|=1;
$!=0; system 'date'; $? and die "date: $! $?\n";
} elsif (!$display) {
print "would log to $1\n" or die $!;
}
} elsif (m/^(no|)(sameuid)$/) {
must_eval("\$opt_$2= ".($1 eq 'no' ? 0 : 1)."; 1;");
} elsif (m/^usergroups$/) {
$defaultgid= -1;
} elsif (m/^nousergroups$/) {
$defaultgid= -2;
} elsif (m/^defaultgid\s+(\d+)$/) {
$defaultgid= $1;
} elsif (m/^(no|)group\s+([-+.0-9a-zA-Z*?]+)$/) {
$yes= $1 eq 'no' ? 0 : 1;
$_= $2;
@groupglobs=() if $_ eq '*';
s/[-+._]/\\$&/g;
s/\*/\.\*/g;
s/\?/\./g;
unshift @groupglobs, [ $_, $yes ];
regroupglobs();
} elsif (m/^user\s+(\S+)$/) {
syncuser($1,$1);
} elsif (m/^user\s+(\S+)\s+remote\=(\S+)$/) {
syncuser($1,$2);
} elsif (m/^nouser\s+(\S+)$/) {
syncuser($1,'');
} elsif (m/^users\s+(\d+)\-(\d+)$/) {
$tmin= $1; $tmax= $2; $except= $3;
fetchpasswd();
for $k (keys %rempasswd) {
$tuid= $rempasswd{$k}->[2];
next if $tuid<$1 or $tuid>$2;
syncuser($k,$k);
}
} elsif (m/^addhere$/) {
} else {
die "$configfile:$.: unknown directive\n";
}
}
die "$configfile:$.: missing \`end', or read error\n";
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