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506 lines
13 KiB
Perl
506 lines
13 KiB
Perl
package SrvMngr::Controller::Remoteaccess;
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#----------------------------------------------------------------------
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# heading : Network
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# description : Remote access
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# navigation : 6000 400
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#----------------------------------------------------------------------
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#
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# routes : end
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#----------------------------------------------------------------------
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use strict;
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use warnings;
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use Mojo::Base 'Mojolicious::Controller';
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use Locale::gettext;
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use SrvMngr::I18N;
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use SrvMngr qw(theme_list init_session ip_number subnet_mask get_reg_mask);
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use esmith::ConfigDB;
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use esmith::util;
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use File::Basename;
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use Exporter;
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use Carp;
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use Socket qw( inet_aton );
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#our @ISA = qw(esmith::FormMagick Exporter);
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our @EXPORT = qw( networkAccess_list passwordLogin_list get_ssh_permit_root_login get_ssh_access get_telnet_mode
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get_ftp_access get_ftp_password_login_access
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get_value get_prop get_ssh_password_auth
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validate_network_and_mask ip_number_or_blank subnet_mask_or_blank
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get_ipsecrw_sessions pptp_and_dhcp_range
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);
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# get_pptp_sessions
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our $db = esmith::ConfigDB->open || warn "Couldn't open configuration database";
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sub main {
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my $c = shift;
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$c->app->log->info($c->log_req);
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my $title = $c->l('rma_FORM_TITLE');
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my $notif = '';
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my %rma_datas = ();
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#$rma_datas{ipsecrwSess} = $c->get_ipsecrw_sessions();
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#$rma_datas{pptpSessions} = $c->get_pptp_sessions();
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$rma_datas{sshAccess} = $c->get_ssh_access();
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$rma_datas{sshPermitRootLogin} = $c->get_ssh_permit_root_login();
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$rma_datas{sshPasswordAuthentication} = $c->get_ssh_password_auth();
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$rma_datas{sshTCPPort} = $c->get_ssh_port();
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$rma_datas{ftpAccess} = $c->get_ftp_access();
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$rma_datas{ftpPasswordAccess} = $c->get_ftp_password_login_access();
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#$rma_datas{telnetAccess} = $c->get_telnet_access;
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$c->stash( title => $title, notif => $notif, rma_datas => \%rma_datas );
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$c->render(template => 'remoteaccess');
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};
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sub do_action {
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my $c = shift;
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$c->app->log->info($c->log_req);
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my $title = $c->l('rma_FORM_TITLE');
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my ($result, $res, $trt) = '';
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my %rma_datas = ();
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$rma_datas{ipsecrwSess} = ($c->param ('IpsecrwSess') || '');
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$rma_datas{ipsecrwReset} = ($c->param ('IpsecrwReset') || '');
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#$rma_datas{pptpSessions} = ($c->param ('PptpSessions') || '0');
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$rma_datas{validFromNetwork} = ($c->param ('ValidFromNetwork') || '');
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$rma_datas{validFromMask} = ($c->param ('ValidFromMask') || '');
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## my @remove = $q->param('validFromRemove'); ???????? the first one only !!
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my @vals = $c->param ('Remove_nets');
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$rma_datas{remove_nets} = join ',', @vals;
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$rma_datas{sshaccess} = ($c->param ('SshAccess') || 'off');
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$rma_datas{sshPermitRootLogin} = ($c->param ('SshPermitRootLogin') || 'no');
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$rma_datas{sshPasswordAuthentication} = ($c->param ('SshPasswordAuthentication') || 'no');
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$rma_datas{sshTCPPort} = ($c->param ('SshTCPPort') || '22');
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$rma_datas{ftpAccess} = ($c->param ('FtpAccess') || 'off');
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$rma_datas{ftpPasswordAccess} = ($c->param ('FtpPasswordAccess') || 'private');
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$rma_datas{telnetAccess} = ($c->param ('TelnetAccess') || 'off');
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# validate
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my $v = $c->validation;
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return $c->render('remoteaccess') unless $v->has_data;
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#$v->optional('PptpSessions')->num(0, 999)->is_valid;
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$v->optional('ValidFromNetwork')->size(7, 15)->is_valid;
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$v->optional('ValidFromMask')->size(7, 15)->is_valid;
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$v->required('SshTCPPort')->num(1, 65535)->is_valid;
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$result .= 'field validation error' if $v->has_error;
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if ( ! $result ) {
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# controls
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#$res = pptp_and_dhcp_range( $c, $rma_datas{pptpSessions} );
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#$result .= $res . ' ' unless $res eq 'OK';
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$res = ip_number_or_blank( $c, $rma_datas{validFromNetwork} );
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$result .= $res . ' ' unless $res eq 'OK';
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$res = subnet_mask_or_blank( $c, $rma_datas{validFromMask} );
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$result .= $res . ' ' unless $res eq 'OK';
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$res = validate_network_and_mask( $c, $rma_datas{validFromNetwork}, $rma_datas{validFromMask} );
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$result .= $res . ' ' unless $res eq 'OK';
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#$result .= ' blocked for testing !' . $rma_datas{remove_nets};
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}
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if ( ! $result ) {
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$res = change_settings( $c, %rma_datas );
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$result .= $res unless $res eq 'OK';
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}
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if ( ! $result ) {
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$result = $c->l('rma_ACTION_SUCCEEDED');
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$trt = 'SUC';
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}
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$c->stash( title => $title, notif => $result, rma_datas => \%rma_datas );
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if ( $trt ne 'SUC' ) {
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return $c->render(template => 'remoteaccess');
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}
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$c->redirect_to('/remoteaccess');
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};
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sub networkAccess_list {
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my $c = shift;
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return [[ $c->l('rma_NO_ACCESS') => 'off'],
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[ $c->l('NETWORKS_ALLOW_LOCAL') => 'private'],
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[ $c->l('NETWORKS_ALLOW_PUBLIC') => 'public']];
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}
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sub passwordLogin_list {
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my $c = shift;
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return [[$c->l('rma_PASSWORD_LOGIN_PRIVATE') => 'private'],
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[$c->l('rma_PASSWORD_LOGIN_PUBLIC') => 'public']];
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}
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sub get_prop {
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my ($c, $item, $prop) = @_;
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warn "You must specify a record key" unless $item;
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warn "You must specify a property name" unless $prop;
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my $record = $db->get($item) or warn "Couldn't get record for $item";
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return $record ? $record->prop($prop) : undef;
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}
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sub get_value {
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my $c = shift;
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my $item = shift;
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return ($db->get($item)->value());
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}
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sub get_ftp_access {
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my $status = get_prop('','ftp','status') || 'disabled';
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return 'off' unless $status eq 'enabled';
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my $access = get_prop('','ftp','access') || 'private';
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return ($access eq 'public') ? 'normal' : 'private';
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}
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#sub get_pptp_sessions {
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# my $status = get_prop('','pptpd','status');
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# if (defined($status) && ($status eq 'enabled')) {
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# return(get_prop('','pptpd','sessions') || 'no');
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# return '0';
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#}
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sub get_ssh_permit_root_login {
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return(get_prop('','sshd','PermitRootLogin') || 'no');
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}
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sub get_ssh_password_auth {
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return(get_prop('','sshd','PasswordAuthentication') || 'yes');
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}
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sub get_ssh_access {
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my $status = get_prop('','sshd','status');
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if (defined($status) && ($status eq 'enabled')) {
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my $access = get_prop('','sshd','access');
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$access = ($access eq 'public') ? 'public' : 'private';
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return($access);
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}
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else {
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return('off');
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}
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}
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sub get_ssh_port {
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return(get_prop('$c','sshd','TCPPort') || '22');
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}
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sub get_ftp_password_login_access {
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my $status = get_prop('','ftp','status') || 'disabled';
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return 'private' unless $status eq 'enabled';
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my $access = get_prop('','ftp','LoginAccess') || 'private';
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return ($access eq 'public') ? 'public' : 'private';
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}
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sub get_telnet_mode {
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my $telnet = $db->get('telnet');
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return('off') unless $telnet;
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my $status = $telnet->prop('status') || 'disabled';
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return('off') unless $status eq 'enabled';
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my $access = $telnet->prop('access') || 'private';
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return ($access eq "public") ? "public" : "private";
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}
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sub get_ipsecrw_sessions {
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my $status = $db->get('ipsec')->prop('RoadWarriorStatus');
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if (defined($status) && ($status eq 'enabled')) {
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return($db->get('ipsec')->prop('RoadWarriorSessions') || '0');
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}
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else {
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return('0');
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}
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}
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sub get_ipsecrw_status {
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return undef unless ( $db->get('ipsec'));
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return $db->get('ipsec')->prop('RoadWarriorStatus');
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}
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sub pptp_and_dhcp_range {
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my $c = shift;
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my $val = shift || 0;
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my $dhcp_status = $db->get_prop('dhcpd','status') || 'disabled';
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my $dhcp_end = $db->get_prop('dhcpd','end') || '';
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my $dhcp_start = $db->get_prop('dhcpd','start') || '';
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if ( $dhcp_status eq 'enabled' ) {
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my $ip_start = unpack 'N', inet_aton($dhcp_start);
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my $ip_end = unpack 'N', inet_aton($dhcp_end);
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my $ip_count = $ip_end - $ip_start;
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return 'OK' if( $val < $ip_count );
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return $c->l('rma_NUMBER_OF_PPTP_CLIENTS_MUST_BE_LESSER_THAN_NUMBER_OF_IP_IN_DHCP_RANGE');
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} else {
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return 'OK';
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}
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}
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sub _get_valid_from {
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my $c = shift;
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my $rec = $db->get('httpd-admin');
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return undef unless($rec);
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my @vals = (split ',', ($rec->prop('ValidFrom') || ''));
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return @vals;
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}
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sub ip_number_or_blank {
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my $c = shift;
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my $ip = shift;
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if (!defined($ip) || $ip eq "") {
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return 'OK';
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}
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return ip_number($c, $ip);
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}
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sub subnet_mask_or_blank {
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my $c = shift;
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my $mask = shift;
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if (!defined($mask) || $mask eq "") {
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return "OK";
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}
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chomp $mask ;
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return ( subnet_mask( $mask ) ne 'OK' ) ? $c->l('rma_INVALID_SUBNET_MASK') . " (" . $mask . ")" : 'OK';
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}
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sub validate_network_and_mask {
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my $c = shift;
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my $net = shift || "";
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my $mask = shift || "";
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if ($net xor $mask) {
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return $c->l('rma_ERR_INVALID_PARAMS' . " (" . $net."/".$mask . ")");
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}
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return 'OK';
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}
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sub change_settings {
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my ($c, %rma_datas) = @_;
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#------------------------------------------------------------
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# good; go ahead and change the access.
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#------------------------------------------------------------
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my $rec = $db->get('telnet');
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if($rec) {
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if ($rma_datas{telnetAccess} eq "off") {
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$rec->set_prop('status','disabled');
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} else {
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$rec->set_prop('status','enabled');
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$rec->set_prop('access', $rma_datas{telnetAccess});
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}
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}
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$rec = $db->get('sshd') || $db->new_record('sshd', {type => 'service'});
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$rec->set_prop('TCPPort', $rma_datas{sshTCPPort});
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$rec->set_prop('status', ( $rma_datas{sshaccess} eq "off" ? 'disabled' : 'enabled'));
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$rec->set_prop('access', $rma_datas{sshaccess});
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$rec->set_prop('PermitRootLogin', $rma_datas{sshPermitRootLogin});
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$rec->set_prop('PasswordAuthentication', $rma_datas{sshPasswordAuthentication});
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$rec = $db->get('ftp');
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if($rec) {
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if ($rma_datas{ftpAccess} eq "off") {
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$rec->set_prop('status', 'disabled');
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$rec->set_prop('access', 'private');
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$rec->set_prop('LoginAccess', 'private');
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} elsif ($rma_datas{ftpAccess} eq "normal") {
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$rec->set_prop('status', 'enabled');
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$rec->set_prop('access', 'public');
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$rec->set_prop('LoginAccess', $rma_datas{ftpPasswordAccess});
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} else {
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$rec->set_prop('status', 'enabled');
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$rec->set_prop('access', 'private');
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$rec->set_prop('LoginAccess', $rma_datas{ftpPasswordAccess});
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}
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}
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# if ($rma_datas{pptpSessions} == 0) {
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# $db->get('pptpd')->set_prop('status', 'disabled');
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# } else {
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# $db->get('pptpd')->set_prop('status', 'enabled');
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# $db->get('pptpd')->set_prop('sessions', $rma_datas{pptpSessions});
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# }
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if ( $rma_datas{validFromNetwork} && $rma_datas{validFromMask} ) {
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unless (add_new_valid_from( $c, $rma_datas{validFromNetwork}, $rma_datas{validFromMask} )) {
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return $c->l('rma_ERROR_UPDATING_CONFIGURATION') . 'new net';
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}
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}
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if ( $rma_datas{remove_nets} ) {
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unless (remove_valid_from( $c, $rma_datas{remove_nets} )) {
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return $c->l('rma_ERROR_UPDATING_CONFIGURATION') . 'del net';
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}
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}
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# reset ipsec roadwarrior CA,server,client certificates
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if ($rma_datas{ipsecrwReset}) {
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system('/sbin/e-smith/roadwarrior', 'reset_certs') == 0 or
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return $c->l('rma_ERROR_UPDATING_CONFIGURATION') . 'rst ipsec';
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}
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if ( $rma_datas{ipsecrwSess} ) {
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set_ipsecrw_sessions( $c, $rma_datas{ipsecrwSess} );
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}
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unless ( system( "/sbin/e-smith/signal-event", "remoteaccess-update" ) == 0 ) {
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return $c->l('rma_ERROR_UPDATING_CONFIGURATION');
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}
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return 'OK';
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}
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sub set_ipsecrw_sessions {
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my $c = shift;
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my $sessions = shift;
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if (defined $sessions) {
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$db->get('ipsec')->set_prop('RoadWarriorSessions', $sessions);
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if (int($sessions) > 0) {
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$db->get('ipsec')->set_prop('RoadWarriorStatus', 'enabled');
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}
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}
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return '';
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}
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sub add_new_valid_from {
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my $c = shift;
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my $net = shift;
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my $mask = shift;
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# we transform bit mask to regular mask
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$mask = get_reg_mask( $net, $mask );
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my $rec = $db->get('httpd-admin');
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return $c->error('ERR_NO_RECORD') unless $rec;
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my $prop = $rec->prop('ValidFrom') || '';
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my @vals = split /,/, $prop;
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return '' if (grep /^$net\/$mask$/, @vals); # already have this entry
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if ($prop ne '') {
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$prop .= ",$net/$mask";
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} else {
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$prop = "$net/$mask";
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}
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$rec->set_prop('ValidFrom', $prop);
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return 1;
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}
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sub remove_valid_from {
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my $c = shift;
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my $remove_nets = shift;
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my @remove = split /,/, $remove_nets;
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# my @remove = $c->param('Remove_nets');
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my @vals = $c->_get_valid_from();
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foreach my $entry (@remove) {
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return undef unless $entry;
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my ($net, $mask) = split (/\//, $entry);
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unless (@vals) {
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print STDERR "ERROR: unable to load ValidFrom property from conf db\n";
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return undef;
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}
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# what if we don't have a mask because someone added an entry from
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# the command line? by the time we get here, the panel will have
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# added a 32 bit mask, so we don't know for sure if the value in db
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# is $net alone or $net/255.255.255.255. we have to check for both
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# in this special case...
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@vals = (grep { $entry ne $_ && $net ne $_ } @vals);
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}
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my $prop;
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if (@vals) {
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$prop = join ',',@vals;
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} else {
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$prop = '';
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}
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$db->get('httpd-admin')->set_prop('ValidFrom', $prop);
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return 1;
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}
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1;
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