forked from RackTables/racktables-contribs
/
new-ip-range.php
154 lines (136 loc) · 4.36 KB
/
new-ip-range.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
<?php
/*
This plug-in adds tab 'Spare search' to the IPv4 space page.
It is used to search for a spare IP range of the given size
in the given subset of parent networks (using tag-based filter).
*/
$tab['ipv4space']['newiprange'] = 'Spare search';
registerTabHandler ('ipv4space', 'newiprange', 'renderSearchNewIP4Range');
/*
SPARE_SEARCH_PREDICATE is a predicate name describing aggregates to search in.
It is useful to define a predicate like '[RIPE allocation]' to search only there.
Define this constant in your secret.php like this:
define ('SPARE_SEARCH_PREDICATE', 'RIPE allocation');
*/
function renderSearchNewIP4Range()
{
global $pTable;
// prepare $cellfilter
$cellfilter = getCellFilter();
if ($cellfilter['is_empty'] || ! isset ($_REQUEST['cfp']))
if (defined ('SPARE_SEARCH_PREDICATE') && isset ($pTable[SPARE_SEARCH_PREDICATE]))
{
$_REQUEST['cfp'] = array (SPARE_SEARCH_PREDICATE);
$cellfilter = getCellFilter();
}
$mask = NULL;
if (! empty ($_REQUEST['pref_len']))
$mask = intval($_REQUEST['pref_len']);
$nets = array();
foreach (filterCellList (listCells ('ipv4net'), $cellfilter['expression']) as $net)
{
if (! isset ($mask))
$nets[] = $net;
elseif ($net['mask'] <= $mask)
{
$is_aggregate = FALSE;
foreach ($net['atags'] as $atag)
if ($atag['tag'] == '$aggregate')
$is_aggregate = TRUE;
elseif (preg_match ('/^\$spare_(\d+)$/', $atag['tag'], $m) && $mask >= $m[1])
{
$nets[] = $net;
continue 2;
}
if (! $is_aggregate)
$nets[] = $net;
}
}
$filter = getOutputOf ('renderCellFilterPortlet', $cellfilter, 'ipv4net', $nets);
echo '<table width="100%"><tr valign=top>';
echo '<td>';
startPortlet ("Results (" . count ($nets) . ")");
echo '<ul class="spare-nets">';
foreach ($nets as $net)
{
echo '<li>';
renderNetCellForAlloc ($net, $mask);
echo '</li>';
}
echo '</ul>';
finishPortlet();
echo '</td>';
echo '<td width="33%">';
echo preg_replace_callback ('/(<form[^<>]*>)/', 'generatePrefixLengthInput', $filter);
echo '</td>';
echo '</tr></table>';
addCSS(<<<END
ul.spare-nets {
list-style: none;
padding: 0px;
}
ul.spare-nets li {
margin: 5px 0px;
}
END
, TRUE);
}
function renderNetCellForAlloc ($cell, $needed_mask = NULL)
{
if (empty ($cell['spare_ranges']) and $cell['kidc'] == 0 and $cell['mask'] < 31)
{
$cell['spare_ranges'][$cell['mask'] + 1][] = $cell['ip_bin'];
$cell['spare_ranges'][$cell['mask'] + 1][] = (ip_last ($cell) & ip4_mask ($cell['mask'] + 1));
}
$ranges = array_keys ($cell['spare_ranges']);
sort ($ranges, SORT_NUMERIC);
foreach ($ranges as &$range)
{
$suffix = (count ($cell['spare_ranges'][$range]) <= 1) ? '' : '<small> x ' . count ($cell['spare_ranges'][$range]) . '</small>';
$range = '<a href="' .
makeHref (array
(
'page' => 'ipv4space',
'tab' => 'newrange',
'set-prefix' => ip_format ($cell['spare_ranges'][$range][0]) . '/' . $range,
)) .
'">/' . $range . '</a>' . $suffix;
}
$spare_cidr = NULL;
if (isset ($needed_mask))
for ($i = $needed_mask; $i > 0; $i--)
if (! empty ($cell['spare_ranges'][$i]))
{
$spare_cidr = ip_format ($cell['spare_ranges'][$i][0]) . '/' . $needed_mask;
break;
}
echo "<table class='slbcell vscell'><tr><td rowspan=3 width='5%'>";
printImageHREF ('NET');
echo '</td>';
echo "<td><a href='index.php?page={$cell['realm']}&id=${cell['id']}'>${cell['ip']}/${cell['mask']}</a>";
echo getRenderedIPNetCapacity ($cell);
echo '</td></tr>';
echo "<tr><td>";
if (strlen ($cell['name']))
echo "<strong>" . niftyString ($cell['name']) . "</strong>";
else
echo "<span class=sparenetwork>no name</span>";
// render VLAN
echo '<div class="vlan">' . implode(', ', $ranges) . '</div>';
renderNetVLAN ($cell);
echo "</td></tr>";
echo '<tr><td>';
echo count ($cell['etags']) ? ("<small>" . serializeTags ($cell['etags']) . "</small>") : ' ';
if (isset ($spare_cidr))
echo "<div class='vlan'><a href=\"" . makeHref (array ('page' => 'ipv4space', 'tab' => 'newrange', 'set-prefix' => $spare_cidr)) . "\">Allocate /$needed_mask</a></div>";
echo "</td></tr></table>";
}
function generatePrefixLengthInput($m)
{
static $count = 0;
if (++$count > 1)
return $m[1] . '<input type="hidden" name="pref_len" value="">';
else
return $m[1] . '<label>Prefix length:<br><input type="text" name="pref_len" value="' . htmlspecialchars (@$_REQUEST['pref_len'], ENT_QUOTES) . '"></label><p>';
}
?>