Viewing file:  save_user.cgi (10.45 KB) -rwxr-xr-x
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#!/usr/bin/perl
# save_user.cgi
# Modify or create a webmin user
use strict;
use warnings;
require './acl-lib.pl';
our (%in, %text, %config, %access, $config_directory, $base_remote_user);
&foreign_require("webmin", "webmin-lib.pl");
&ReadParse();
# Check for special button clicks, and redirect
if ($in{'but_clone'}) {
&redirect("edit_user.cgi?clone=".&urlize($in{'old'}));
exit;
}
elsif ($in{'but_log'}) {
&redirect("../webminlog/search.cgi?uall=0&mall=1&tall=1&user=".
&urlize($in{'old'}));
exit;
}
elsif ($in{'but_switch'}) {
&redirect("switch.cgi?user=".&urlize($in{'old'}));
exit;
}
elsif ($in{'but_delete'}) {
&redirect("delete_user.cgi?user=".&urlize($in{'old'}));
exit;
}
elsif ($in{'twofactor'}) {
&redirect("twofactor_form.cgi?user=".&urlize($in{'old'}));
exit;
}
# Get the user object
my (%user, $old);
if ($in{'old'}) {
%user = ( );
$in{'name'} = $in{'old'} if (!$access{'rename'});
&can_edit_user($in{'old'}) || &error($text{'save_euser'});
$old = &get_user($in{'old'});
$old || &error($text{'edit_egone'});
$user{'proto'} = $old->{'proto'};
$user{'id'} = $old->{'id'};
$user{'twofactor_provider'} = $old->{'twofactor_provider'};
$user{'twofactor_id'} = $old->{'twofactor_id'};
}
else {
$access{'create'} || &error($text{'save_ecreate'});
}
&error_setup($text{'save_err'});
# Validate username, and check for a clash
$in{'name'} =~ /^[A-z0-9\-\_\.\@]+$/ && $in{'name'} !~ /^\@/ ||
&error(&text('save_ename', &html_escape($in{'name'})));
$in{'name'} eq 'webmin' && &error($text{'save_enamewebmin'});
if (!$in{'old'} || $in{'old'} ne $in{'name'}) {
my $clash = &get_user($in{'name'});
$clash && &error(&text('save_edup', &html_escape($in{'name'})));
}
!$access{'logouttime'} || $in{'logouttime_def'} ||
$in{'logouttime'} =~ /^\d+$/ || &error($text{'save_elogouttime'});
!$access{'minsize'} || $in{'minsize_def'} ||
$in{'minsize'} =~ /^\d+$/ || &error($text{'save_eminsize'});
# Validate password
if ($in{'pass_def'} == 0) {
$in{'pass'} =~ /:/ && &error($text{'save_ecolon'});
if (!$in{'temp'}) {
# Check password quality, unless this is a temp password
my $perr = &check_password_restrictions($in{'name'},
$in{'pass'});
$perr && &error(&text('save_epass', $perr));
}
}
# Validate force change
if ($in{'temp'}) {
my %miniserv;
&get_miniserv_config(\%miniserv);
$miniserv{'passwd_mode'} == 2 ||
&error(&text('save_etemp', '../webmin/edit_session.cgi'));
}
# Find logged-in webmin user
my @ulist = &list_users();
my $me;
foreach my $u (@ulist) {
if ($u->{'name'} eq $base_remote_user) {
$me = $u;
}
}
# Find the current group
my $oldgroup = $in{'old'} ? &get_users_group($in{'old'}) : undef;
if (&supports_rbac()) {
# Save RBAC mode
$user{'rbacdeny'} = $in{'rbacdeny'};
}
my $newgroup;
if (defined($in{'group'})) {
# Check if group is allowed
if ($access{'gassign'} ne '*') {
my @gcan = split(/\s+/, $access{'gassign'});
$in{'group'} && &indexof($in{'group'}, @gcan) >= 0 ||
!$in{'group'} && &indexof('_none', @gcan) >= 0 ||
$oldgroup && $oldgroup->{'name'} eq $in{'group'} ||
&error($text{'save_egroup'});
}
# Store group membership
$newgroup = &get_group($in{'group'});
if ($in{'group'} ne ($oldgroup ? $oldgroup->{'name'} : '')) {
# Group has changed - update the member lists
if ($oldgroup) {
# Take out of old
$oldgroup->{'members'} =
[ grep { $_ ne $in{'old'} }
@{$oldgroup->{'members'}} ];
&modify_group($oldgroup->{'name'}, $oldgroup);
}
if ($newgroup) {
# Put into new
push(@{$newgroup->{'members'}}, $in{'name'});
&modify_group($in{'group'}, $newgroup);
}
}
elsif ($in{'old'} ne $in{'name'} && $oldgroup && $newgroup) {
# Name has changed - rename in group
my $idx = &indexof(
$in{'old'}, @{$oldgroup->{'members'}});
$oldgroup->{'members'}->[$idx] = $in{'name'};
&modify_group($oldgroup->{'name'}, $oldgroup);
}
}
# Store manually selected modules
my @mcan = $access{'mode'} == 1 ? @{$me->{'modules'}} :
$access{'mode'} == 2 ? split(/\s+/, $access{'mods'}) :
&list_modules();
my %mcan = map { $_, 1 } @mcan;
my @mods = split(/\0/, $in{'mod'});
foreach my $m (@mods) {
$mcan{$m} || &error(&text('save_emod', $m));
}
if ($in{'old'}) {
# Add modules that this user already has, but were not
# allowed to be changed or are not available for this OS
foreach my $m (@{$old->{'modules'}}) {
push(@mods, $m) if (!$mcan{$m});
}
}
if ($oldgroup) {
# Remove modules from the old group
@mods = grep { &indexof($_, @{$oldgroup->{'modules'}}) < 0 }
@mods;
}
if ($base_remote_user eq $in{'old'} &&
&indexof("acl", @mods) == -1 &&
(!$newgroup || &indexof("acl", @{$newgroup->{'modules'}}) == -1)) {
&error($text{'save_edeny'});
}
if (!$in{'old'} && $access{'perms'}) {
# Copy .acl files from creator to new user
©_acl_files($me->{'name'}, $in{'name'}, $me->{'modules'});
}
if ($newgroup) {
# Add modules from group to list
my @ownmods;
foreach my $m (@mods) {
push(@ownmods, $m)
if (&indexof($m, @{$newgroup->{'modules'}}) < 0);
}
@mods = &unique(@mods, @{$newgroup->{'modules'}});
$user{'ownmods'} = \@ownmods;
# Copy ACL files for group
my $name = $in{'old'} ? $in{'old'} : $in{'name'};
©_group_user_acl_files($in{'group'}, $name,
[ @{$newgroup->{'modules'}}, "" ]);
}
$user{'modules'} = \@mods;
# Update user object
my $salt = chr(int(rand(26))+65).chr(int(rand(26))+65);
$user{'name'} = $in{'name'};
$user{'lang'} = !$access{'lang'} ? $old->{'lang'} :
$in{'lang_def'} ? undef : $in{'lang'};
if (!$access{'theme'}) {
$user{'theme'} = $old->{'theme'};
$user{'overlay'} = $old->{'overlay'};
}
else {
$user{'theme'} = $in{'theme_def'} ? undef : $in{'theme'};
$user{'overlay'} = $in{'overlay_def'} ? undef : $in{'overlay'};
if ($user{'overlay'} && !$user{'theme'}) {
&error($text{'save_eoverlay'});
}
}
$user{'cert'} = !$access{'chcert'} ? $old->{'cert'} :
$in{'cert_def'} ? undef : $in{'cert'};
$user{'notabs'} = !$access{'cats'} ? $old->{'notabs'} : $in{'notabs'};
$user{'logouttime'} = !$access{'logouttime'} ? $old->{'logouttime'} :
$in{'logouttime_def'} ? undef : $in{'logouttime'};
$user{'minsize'} = !$access{'minsize'} ? $old->{'minsize'} :
$in{'minsize_def'} ? undef : $in{'minsize'};
$user{'nochange'} = !$access{'nochange'} || !defined($in{'nochange'}) ?
$old->{'nochange'} : $in{'nochange'};
$user{'lastchange'} = $old->{'lastchange'};
$user{'olds'} = $old->{'olds'};
$user{'real'} = $in{'real'} =~ /\S/ ? $in{'real'} : undef;
my $raddr = $ENV{'REMOTE_ADDR'};
my @ips;
if ($access{'ips'}) {
if ($in{'ipmode'}) {
my @hosts = split(/\s+/, $in{"ips"});
@hosts || &error($text{'save_enone'});
foreach my $h (@hosts) {
my $err = &webmin::valid_allow($h);
&error($err) if ($err);
push(@ips, $h);
}
}
if ($in{'ipmode'} == 1) {
$user{'allow'} = join(" ", @ips);
if ($old->{'name'} eq $base_remote_user &&
!&webmin::ip_match($raddr, @ips)) {
&error(&text('save_eself', $raddr));
}
}
elsif ($in{'ipmode'} == 2) {
$user{'deny'} = join(" ", @ips);
if ($old->{'name'} eq $base_remote_user &&
&webmin::ip_match($raddr, @ips)) {
&error(&text('save_eself', $raddr));
}
}
}
else {
$user{'allow'} = $old->{'allow'};
$user{'deny'} = $old->{'deny'};
}
if ($in{'pass_def'} == 0) {
# New password
$user{'pass'} = &encrypt_password($in{'pass'});
$user{'sync'} = 0;
}
elsif ($in{'pass_def'} == 1) {
# No change in password
$user{'pass'} = $in{'oldpass'};
$user{'sync'} = 0;
}
elsif ($in{'pass_def'} == 3) {
# Unix authentication
$user{'pass'} = 'x';
$user{'sync'} = 0;
}
elsif ($in{'pass_def'} == 4) {
# Account is locked
$user{'pass'} = '*LK*';
$user{'sync'} = 0;
}
elsif ($in{'pass_def'} == 5) {
# External authentcation
$user{'pass'} = 'e';
$user{'sync'} = 0;
}
else {
# Password synchronization (deprecated)
&foreign_check("useradmin") || &error($text{'save_eos'});
&foreign_require("useradmin", "user-lib.pl");
foreach my $uu (&useradmin::list_users()) {
$user{'pass'} = $uu->{'pass'}
if ($uu->{'user'} eq $in{'name'});
}
defined($user{'pass'}) ||
&error(&text('save_eunix', $in{'name'}));
$user{'sync'} = 1;
}
# Update allowed days and hours
if ($access{'times'}) {
# Save the allowed days
if (!$in{'days_def'}) {
my @days = split(/\0/, $in{'days'});
@days || &error($text{'save_edays'});
$user{'days'} = join(",", @days);
}
if (!$in{'hours_def'}) {
my %mins;
foreach my $t ('from', 'to') {
my $h = $in{'hours_h'.$t};
my $m = $in{'hours_m'.$t};
$h =~ /^\d+$/ && $h >= 0 &&
$h < 24 || &error($text{'save_ehours'});
$m =~ /^\d+$/ && $m >= 0 &&
$m < 60 || &error($text{'save_ehours'});
$user{'hours'.$t} = "$h.$m";
$mins{$t} = $h*60+$m;
}
$mins{'from'} < $mins{'to'} || &error($text{'save_ehours2'});
}
}
else {
$user{'days'} = $old->{'days'};
$user{'hoursfrom'} = $old->{'hoursfrom'};
$user{'hoursto'} = $old->{'hoursto'};
}
# Check for temporary password lock
if (!$in{'lock'} && $user{'pass'} =~ /^\!(.*)$/) {
$user{'pass'} = $1;
}
elsif ($in{'lock'} && $user{'pass'} !~ /^\!/ && $in{'pass_def'} <= 1) {
$user{'pass'} = "!".$user{'pass'};
}
# Check for force change
$user{'temppass'} = $in{'temp'};
# Cancel two-factor if requested
if ($in{'cancel'}) {
$user{'twofactor_provider'} = undef;
$user{'twofactor_id'} = undef;
$user{'twofactor_apikey'} = undef;
}
if ($in{'old'}) {
# update user and all ACLs
&modify_user($in{'old'}, \%user);
if ($in{'old'} ne $user{'name'}) {
# Change username in other user's ACLs
foreach my $u (&list_users()) {
my %uaccess = &get_module_acl($u->{'name'});
my @au = split(/\s+/, $uaccess{'users'});
my $idx = &indexof($in{'old'}, @au);
if ($idx != -1) {
$au[$idx] = $in{'name'};
$uaccess{'users'} = join(" ", @au);
&save_module_acl(\%uaccess, $u->{'name'});
}
}
}
}
else {
# create and add to access list
&create_user(\%user, $in{'clone'});
if ($access{'users'} ne '*') {
$access{'users'} .= " ".$in{'name'};
&save_module_acl(\%access);
}
}
if ($in{'old'} && $in{'acl_security_form'} && !$newgroup) {
# Update user's global ACL
&foreign_require("", "acl_security.pl");
my %uaccess;
&foreign_call("", "acl_security_save", \%uaccess, \%in);
my $aclfile = "$config_directory/$in{'name'}.acl";
&lock_file($aclfile);
&save_module_acl(\%uaccess, $in{'name'}, "", 1);
&set_ownership_permissions(undef, undef, 0640, $aclfile);
&unlock_file($aclfile);
}
# Log the event
delete($in{'pass'});
delete($in{'oldpass'});
if ($in{'old'}) {
&webmin_log("modify", "user", $in{'old'}, \%in);
}
else {
&webmin_log("create", "user", $user{'name'}, \%in);
}
&reload_miniserv();
&redirect("");
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