#!/usr/local/bin/perl
# edit_bifc.cgi
# Edit or create a bootup interface

require './net-lib.pl';
&ReadParse();
!$in{'new'} || &can_create_iface() || &error($text{'ifcs_ecannot'});
@boot = &boot_interfaces();

# Show page title and get interface
if ($in{'new'} && $in{'bond'}) {
	# New bonding interface
	&ui_print_header(undef, $text{'bonding_create'}, "");
	}
elsif ($in{'new'} && $in{'vlan'}) {
	# New VLAN
	&ui_print_header(undef, $text{'vlan_create'}, "");
	}
elsif ($in{'new'} && $in{'bridge'}) {
	# New Bridge
	&ui_print_header(undef, $text{'bridge_create'}, "");
	$bmax = -1;
	foreach $b (@boot) {
		if ($b->{'fullname'} =~ /^br(\d+)$/) {
			$bmax = $1;
			}
		}
	}
elsif ($in{'new'}) {
	# New real or virtual interface
	&ui_print_header(undef, $text{'bifc_create'}, "");
	if ($in{'virtual'}) {
		# Pick a virtual number
		$vmax = int($net::min_virtual_number);
		foreach my $e (@boot) {
			$vmax = $e->{'virtual'}
				if ($e->{'name'} eq $in{'virtual'} &&
				    $e->{'virtual'} > $vmax);
			}
		}
	}
else {
	# Editing existing
	$b = $boot[$in{'idx'}];
	&can_iface($b) || &error($text{'ifcs_ecannot_this'});
	&ui_print_header(undef, $text{'bifc_edit'}, "");
	if (!$b->{'dhcp'} && !$b->{'bootp'} && !$b->{'broadcast'}) {
		# Fill in broadcast if missing
		$b->{'broadcast'} = &compute_broadcast(
			$b->{'address'}, $b->{'netmask'});
		}
	}

# Start of the form
print &ui_form_start("save_bifc.cgi");
print &ui_hidden("new", $in{'new'});
print &ui_hidden("idx", $in{'idx'});
print &ui_hidden("vlan", $in{'vlan'});
print &ui_hidden("bond", $in{'bond'});
print &ui_hidden("bridge", $in{'bridge'});
print &ui_table_start($in{'virtual'} || $b && $b->{'virtual'} ne "" ?
			$text{'bifc_desc2'} : $text{'bifc_desc1'}, undef, 2);

# Comment, if allowed
if (defined(&can_iface_desc) && &can_iface_desc($b)) {
	print &ui_table_row($text{'ifcs_desc'},
		&ui_textbox("desc", $b ? $b->{'desc'} : undef, 60), 3);
	}

# Interface name
if ($in{'new'} && $in{'virtual'}) {
	# New virtual interface
	$namefield = $in{'virtual'}.":".
		     &ui_textbox("virtual", $vmax+1, 3).
		     &ui_hidden("name", $in{'virtual'});
	}
elsif ($in{'new'}) {
	# New real interface
	if ($in{'vlan'} == 1) {
		$namefield = "auto".&ui_hidden("name", "auto");
		}
	elsif ($in{'bridge'}) {
		$namefield = "br ".&ui_textbox("name", ($bmax+1), 3);
		}
	else {
		$namefield = &ui_textbox("name", undef, 6);
		}
	}
else {
	# Existing interface
	$namefield = "<tt>$b->{'fullname'}</tt>";
	}
print &ui_table_row($text{'ifcs_name'}, $namefield);

# Activate at boot?
if (&can_edit("up", $b) && $access{'up'}) {
	$upfield = &ui_yesno_radio("up", !$b || $b->{'up'});
	}
else {
	$upfield = !$b ? $text{'yes'} :
		   $b->{'up'} ? $text{'yes'} : $text{'no'};
	}
print &ui_table_row($text{'bifc_act'}, $upfield);

# IP address source. This can either be DHCP, BootP or a fixed IP,
# netmask and broadcast
$virtual = (!$b && $in{'virtual'}) || ($b && $b->{'virtual'} ne "");
$dhcp = &can_edit("dhcp") && !$virtual;
$bootp = &can_edit("bootp") && !$virtual;
if (defined(&supports_no_address) && &supports_no_address()) {
	# Having no address is allowed
	$canno = 1;
	}
elsif ($b && !$b->{'address'} && !$b->{'dhcp'} && !$b->{'bootp'}) {
	# Has no address
	$canno = 1;
	}
@opts = ( );
if ($canno) {
	push(@opts, [ "none", $text{'ifcs_noaddress'} ]);
	}
if ($dhcp) {
	push(@opts, [ "dhcp", $text{'ifcs_dhcp'} ]);
	}
if ($bootp) {
	push(@opts, [ "bootp", $text{'ifcs_bootp'} ]);
	}
if ($canno) {
	}
@grid = ( $text{'ifcs_ip'},
	  &ui_textbox("address", $b ? $b->{'address'} : "", 15) );
if ($in{'virtual'} && $in{'new'} && $virtual_netmask) {
	# Netmask is fixed
	push(@grid, $text{'ifcs_mask'}, "<tt>$virtual_netmask</tt>");
	}
elsif (&can_edit("netmask", $b) && $access{'netmask'}) {
	# Can edit netmask
	push(@grid, $text{'ifcs_mask'},
		    &ui_textbox("netmask", $b ? $b->{'netmask'}
					      : $config{'def_netmask'}, 15));
	}
elsif ($b && $b->{'netmask'}) {
	# Cannot edit
	push(@grid, $text{'ifcs_mask'}, "<tt>$b->{'netmask'}</tt>");
	}
if (&can_edit("broadcast", $b) && $access{'broadcast'}) {
	# Can edit broadcast address
	push(@grid, $text{'ifcs_broad'},
	    &ui_opt_textbox("broadcast",
		$b ? $b->{'broadcast'} : $config{'def_broadcast'},
		15, $text{'ifcs_auto'}));
	}
elsif ($b && $b->{'broadcast'}) {
	# Broadcast is fixed
	push(@grid, $text{'ifcs_broad'}, "<tt>$b->{'broadcast'}</tt>");
	}
push(@opts, [ "address", $text{'ifcs_static2'}, &ui_grid_table(\@grid, 2) ]);

# Show the IP field
if (@opts > 1) {
	print &ui_table_row($text{'ifcs_mode'},
		&ui_radio_table("mode", $b && $b->{'dhcp'} ? "dhcp" :
					$b && $b->{'bootp'} ? "bootp" :
					$b && !$b->{'address'} ? "none" :
							      "address",
				\@opts), 3);
	}
else {
	print &ui_table_row($opts[0]->[1], $opts[0]->[2]);
	}

# Show the IPv6 field
if (&supports_address6($b)) {
	# Multiple IPs allowed
	$table6 = &ui_columns_start([ $text{'ifcs_address6'},
				      $text{'ifcs_netmask6'} ], 50);
	for($i=0; $i<=($b ? scalar(@{$b->{'address6'}}) : 0); $i++) {
		$table6 .= &ui_columns_row([
		    &ui_textbox("address6_$i",
				$b->{'address6'}->[$i], 40),
		    &ui_textbox("netmask6_$i",
				$b->{'netmask6'}->[$i] || 64, 10) ]);
		}
	$table6 .= &ui_columns_end();
	print &ui_table_row($text{'ifcs_mode6'},
		&ui_radio_table("mode6",
			!$b ? "none" :
			$b->{'auto6'} ? "auto" :
			@{$b->{'address6'}} ? "address" : "none",
			[ [ "none", $text{'ifcs_none6'} ],
			  [ "auto", $text{'ifcs_auto6'} ],
			  [ "address", $text{'ifcs_static2'}, $table6 ] ]), 2);
	}

# MTU
if (&can_edit("mtu", $b) && $access{'mtu'}) {
	$mtufield = &ui_opt_textbox(
		"mtu", $b ? $b->{'mtu'} : $config{'def_mtu'}, 8,
		$text{'default'});
	}
else {
	$mtufield = $b && $b->{'mtu'} ? $b->{'mtu'} : undef;
	}
if ($mtufield) {
	print &ui_table_row($text{'ifcs_mtu'}, $mtufield);
	}

# Virtual sub-interfaces
if ($b && $b->{'virtual'} eq "") {
	$vcount = 0;
	foreach $vb (@boot) {
		if ($vb->{'virtual'} ne "" && $vb->{'name'} eq $b->{'name'}) {
			$vcount++;
			}
		}
	$vlink = "";
	if ($access{'virt'} && !$noos_support_add_virtifcs) {
		$vlink = "(<a href='edit_bifc.cgi?new=1&virtual=$b->{'name'}'>".
		         "$text{'ifcs_addvirt'}</a>)\n";
		}
	print &ui_table_row($text{'ifcs_virts'}, $vcount." ".$vlink);
	}

# Special parameters for teaming
if ($in{'bond'} || &iface_type($b->{'name'}) eq 'Bonded') {
	# Select bonding teampartner
	print &ui_table_row($text{'bonding_teamparts'},
		&ui_textbox("partner", $b->{'partner'}, 10));
	
	# Select teaming mode
	@mode = ("balance-rr", "activebackup", "balance-xor", "broadcast", "802.3ad", "balance-tlb", "balance-alb");
	print &ui_table_row($text{'bonding_teammode'},
		&ui_select("bondmode", int($b->{'mode'}),
			   [ map { [ $_, $mode[$_] ] } (0 .. $#mode) ]));

	# Select mii Monitoring Interval
	print &ui_table_row($text{'bonding_miimon'},
		&ui_textbox("miimon", $b->{'miimon'}, 5)." ms");

	# Select updelay
	print &ui_table_row($text{'bonding_updelay'},
		&ui_textbox("updelay", $b->{'updelay'}, 5)." ms");

	# Select downdelay
	print &ui_table_row($text{'bonding_downdelay'},
		&ui_textbox("downdelay", $b->{'downdelay'}, 5)." ms");
	}

# Special Parameter for vlan tagging
if(($in{'vlan'}) or (&iface_type($b->{'name'}) =~ /^(.*) (VLAN)$/)) {
	$b->{'name'} =~ /(\S+)\.(\d+)/;
	$physical = $1;
	$vlanid = $2;

	# Phyical device
	@phys = grep { $_->{'virtual'} eq '' } &active_interfaces();
	print &ui_table_row($text{'vlan_physical'},
		$in{'new'} ? &ui_select("physical", $physical,
					[ map { $_->{'fullname'} } @phys ])
			   : $physical.&ui_hidden("physical", $physical));
	
	# VLAN ID
	print &ui_table_row($text{'vlan_id'},
		$in{'new'} ? &ui_textbox("vlanid", $vlanid, 10)
			   : $vlanid.&ui_hidden("vlanid", $vlanid));
	}

# Hardware address, if non-virtual
if (($in{'new'} && $in{'virtual'} eq "" && !$in{'bridge'}) ||
    (!$in{'new'} && $b->{'virtual'} eq "" &&
     defined(&boot_iface_hardware) &&
     &boot_iface_hardware($b->{'name'}))) {
	$hardfield = &ui_opt_textbox("ether", $b->{'ether'}, 30,
				     $text{'aifc_default'});
	print &ui_table_row($text{'aifc_hard'}, $hardfield);
	}

# Real interface for bridge
if ($in{'bridge'} || $b && $b->{'bridge'}) {
	@ethboot = sort { $a cmp $b }
		     map { $_->{'fullname'} }
		       grep { $_->{'fullname'} =~ /^eth(\d+)$/ } @boot;
	print &ui_table_row($text{'bifc_bridgeto'},
		&ui_select("bridgeto", $b->{'bridgeto'}, \@ethboot, 1, 0,
			   $in{'new'} ? 0 : 1));
	}

print &ui_table_end();
     
# Generate and show buttons at end of the form
@buts = ( );
if ($access{'bootonly'}) {
	# Can only save both boot-time and active
	if ($in{'new'}) {
		push(@buts, [ "activate", $text{'bifc_capply'} ]);
		}
	else {
		push(@buts, [ "activate", $text{'bifc_apply'} ]);
		if ($access{'delete'}) {
			push(@buts, [ "unapply", $text{'bifc_dapply'} ]);
			}
		}
	}
else {
	# Show buttons to save both boot-time and/or active
	if ($in{'new'}) {
		push(@buts, [ undef, $text{'create'} ]);
		push(@buts, [ "activate", $text{'bifc_capply'} ]);
		}
	else {
		push(@buts, [ undef, $text{'save'} ])
			unless $always_apply_ifcs;
		if (!($b->{'bootp'} || $b->{'dhcp'}) ||
		    defined(&apply_interface)) {
			push(@buts, [ "activate", $text{'bifc_apply'} ]);
			}
		if ($access{'delete'}) {
			push(@buts, [ "unapply", $text{'bifc_dapply'} ]);
			push(@buts, [ "delete", $text{'delete'} ])
				unless $noos_support_delete_ifcs;
			}
		}
	}
print &ui_form_end(\@buts);

&ui_print_footer("list_ifcs.cgi?mode=boot", $text{'ifcs_return'});