Viewing file:  virtusers-lib.pl (6.22 KB) -rwxr-xr-x
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# virtusers-lib.pl
# Functions for the virtusers table
# virtusers_dbm(&config)
# Returns the filename and type of the virtusers database, or undef if none
sub virtusers_dbm
{
foreach $f (&find_type("K", $_[0])) {
if ($f->{'value'} =~ /^virtuser\s+(\S+)[^\/]+(\S+)$/) {
return ($2, $1);
}
}
return undef;
}
# virtusers_file(&config)
# Returns the filename of the text virtusers file, or undef if none
sub virtusers_file
{
return &find_textfile($config{'virtusers_file'}, &virtusers_dbm($_[0]));
}
# list_virtusers(textfile)
sub list_virtusers
{
if (!scalar(@list_virtusers_cache)) {
@list_virtusers_cache = ( );
local $lnum = 0;
local $cmt;
open(VIRT, $_[0]);
while(<VIRT>) {
s/\r|\n//g; # remove newlines
if (/^\s*#+\s*(.*)/) {
# A comment line
$cmt = &is_table_comment($_);
}
elsif (/^(\S+)\s+(.*)/) {
# An actual virtuser line
local(%virt);
$virt{'from'} = $1;
$virt{'to'} = $2;
$virt{'line'} = $cmt ? $lnum-1 : $lnum;
$virt{'eline'} = $lnum;
$virt{'file'} = $_[0];
$virt{'num'} = scalar(@list_virtusers_cache);
$virt{'cmt'} = $cmt;
push(@list_virtusers_cache, \%virt);
$cmt = undef;
}
else {
$cmt = undef;
}
$lnum++;
}
close(VIRT);
}
return @list_virtusers_cache;
}
# create_virtuser(&details, textfile, dbmfile, dbmtype)
# Create a new virtuser mapping
sub create_virtuser
{
&list_virtusers($_[1]); # force cache init
local(%virt);
# Add to file
local $lref = &read_file_lines($_[1]);
$_[0]->{'line'} = scalar(@$lref);
push(@$lref, &make_table_comment($_[0]->{'cmt'}));
push(@$lref, "$_[0]->{'from'}\t$_[0]->{'to'}");
$_[0]->{'eline'} = scalar(@$lref)-1;
&flush_file_lines($_[1]);
# Add to DBM
if (!&rebuild_map_cmd($_[1])) {
if ($_[3] eq "dbm") {
dbmopen(%virt, $_[2], 0644);
$virt{$_[0]->{'from'}} = $_[0]->{'to'};
dbmclose(%virt);
}
else { &run_makemap($_[1], $_[2], $_[3]); }
}
# Add to cache
$_[0]->{'num'} = scalar(@list_virtusers_cache);
$_[0]->{'file'} = $_[1];
push(@list_virtusers_cache, $_[0]);
}
# delete_virtuser(&details, textfile, dbmfile, dbmtype)
# Delete an existing virtuser mapping
sub delete_virtuser
{
local %virt;
# Delete from file
local $lref = &read_file_lines($_[1]);
local $len = $_[0]->{'eline'} - $_[0]->{'line'} + 1;
splice(@$lref, $_[0]->{'line'}, $len);
&flush_file_lines($_[1]);
# Delete from DBM
if (!&rebuild_map_cmd($_[1])) {
if ($_[3] eq "dbm") {
dbmopen(%virt, $_[2], 0644);
delete($virt{$_[0]->{'from'}});
dbmclose(%virt);
}
else { &run_makemap($_[1], $_[2], $_[3]); }
}
# Delete from cache
local $idx = &indexof($_[0], @list_virtusers_cache);
splice(@list_virtusers_cache, $idx, 1) if ($idx != -1);
&renumber_list(\@list_virtusers_cache, $_[0], -$len);
}
# modify_virtuser(&old, &details, textfile, dbmfile, dbmtype)
# Change an existing virtuser
sub modify_virtuser
{
local %virt;
# Update in file
local $lref = &read_file_lines($_[2]);
local $oldlen = $_[0]->{'eline'} - $_[0]->{'line'} + 1;
local @newlines;
push(@newlines, &make_table_comment($_[1]->{'cmt'}));
push(@newlines, "$_[1]->{'from'}\t$_[1]->{'to'}");
splice(@$lref, $_[0]->{'line'}, $oldlen, @newlines);
&flush_file_lines($_[2]);
# Update DBM
if (!&rebuild_map_cmd($_[2])) {
if ($_[4] eq "dbm") {
dbmopen(%virt, $_[3], 0644);
delete($virt{$_[0]->{'from'}});
$virt{$_[1]->{'from'}} = $_[1]->{'to'};
dbmclose(%virt);
}
else { &run_makemap($_[2], $_[3], $_[4]); }
}
# Update cache
local $idx = &indexof($_[0], @list_virtusers_cache);
$_[1]->{'line'} = $_[0]->{'line'};
$_[1]->{'eline'} = $_[1]->{'cmt'} ? $_[0]->{'line'}+1 : $_[0]->{'line'};
$list_virtusers_cache[$idx] = $_[1] if ($idx != -1);
&renumber_list(\@list_virtusers_cache, $_[0], scalar(@newlines)-$oldlen);
}
# virtuser_form([&details])
sub virtuser_form
{
local ($v) = @_;
local ($mode, $addr);
print &ui_form_start("save_virtuser.cgi", "post");
if ($v) {
print &ui_hidden("num", $v->{'num'});
}
else {
print &ui_hidden("new", 1);
}
print &ui_table_start($v ? $text{'vform_edit'} : $text{'vform_create'},
undef, 2);
# Description
print &ui_table_row($text{'vform_cmt'},
&ui_textbox("cmt", $v ? $v->{'cmt'} : undef, 50));
# Source address
$addr = !$v || $v->{'from'} =~ /^(\S+)\@(\S+)$/;
if ($access{'vcatchall'}) {
# Can be address or whole domain
print &ui_table_row($text{'vform_for'},
&ui_radio_table("from_type", $addr ? 0 : 1,
[ [ 0, $text{'vform_address'},
&ui_textbox("from_addr",
$addr ? $v->{'from'} : "", 20) ],
[ 1, $text{'vform_domain'},
&ui_textbox("from_dom",
$addr ? "" : substr($v->{'from'}, 1), 20) ] ]));
}
else {
# Just address
print &ui_table_row($text{'vform_for'},
&ui_textbox("from_addr", $addr ? $v->{'from'} : "", 40));
}
# Virtuser destination
$mode = !$v ? 2 :
$v->{'to'} =~ /^error:(\S+)\s*(.*)$/ ? 0 :
$v->{'to'} =~ /^\%1\@(\S+)$/ ? 1 :
$v->{'to'} =~ /^(.*)$/ ? 2 : 2;
local ($one, $two) = ($1, $2);
local @opts;
if ($access{'vedit_2'}) {
# Some address
push(@opts, [ 2, $text{'vform_address'},
&ui_textbox("to_addr", $mode == 2 ? $one : "", 20) ]);
}
if ($access{'vedit_1'}) {
# Another domain
push(@opts, [ 1, $text{'vform_domain'},
&ui_textbox("to_dom", $mode == 1 ? $one : "", 15) ]);
}
if ($access{'vedit_0'}) {
# Return an error
push(@opts, [ 0, $text{'vform_error'},
&ui_select("to_code", $one,
[ map { [ $_, $text{'vform_err_'.$_} ] }
( "nouser", "nohost", "unavailable",
"tempfail", "protocol" ) ])." ".
&ui_textbox("to_error", $mode == 0 ? $two : "", 15)
]);
}
print &ui_table_row($text{'vform_to'},
&ui_radio_table("to_type", $mode, \@opts));
print &ui_table_end();
print &ui_form_end($_[0] ? [ [ "save", $text{'save'} ],
[ "delete", $text{'delete'} ] ]
: [ [ "create", $text{'create'} ] ]);
}
# virt_type(string)
# Return the type and destination of some virtuser target
sub virt_type
{
local @rv;
if ($_[0] =~ /^error:(.*)$/) {
@rv = (0, $1);
}
elsif ($_[0] =~ /^\%1\@(\S+)$/) {
@rv = (1, $1);
}
else {
@rv = (2, $_[0]);
}
return wantarray ? @rv : $rv[0];
}
sub can_edit_virtuser
{
local ($v) = @_;
if ($v->{'from'} =~ /^\@/ && !$access{'vcatchall'}) {
return 0;
}
return $access{'vmode'} == 1 ||
$access{'vmode'} == 2 && $v->{'from'} =~ /$access{'vaddrs'}/ ||
$access{'vmode'} == 3 && $v->{'from'} =~ /^$remote_user\@/;
}
1;
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