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
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
|
--TEST--
Multicast support: IPv6 receive options
--SKIPIF--
<?php
if (!extension_loaded('sockets')) {
die('skip sockets extension not available.');
}
if (!defined('IPPROTO_IPV6')) {
die('skip IPv6 not available.');
}
$s = socket_create(AF_INET6, SOCK_DGRAM, SOL_UDP);
if ($s === false) {
die("skip unable to create socket");
}
$br = socket_bind($s, '::', 3000);
/* On Linux, there is no route ff00::/8 by default on lo, which makes it
* troublesome to send multicast traffic from lo, which we must since
* we're dealing with interface-local traffic... */
$so = socket_set_option($s, IPPROTO_IPV6, MCAST_JOIN_GROUP, array(
"group" => 'ff01::114',
"interface" => 0,
));
if ($so === false) {
die('skip unable to join multicast group on any interface.');
}
$r = socket_sendto($s, $m = "testing packet", strlen($m), 0, 'ff01::114', 3000);
if ($r === false) {
die('skip unable to send multicast packet.');
}
if (!defined("MCAST_JOIN_SOURCE_GROUP"))
die('skip source operations are unavailable');
$so = socket_set_option($s, IPPROTO_IPV6, MCAST_LEAVE_GROUP, array(
"group" => 'ff01::114',
"interface" => 0,
));
$so = socket_set_option($s, IPPROTO_IPV6, MCAST_JOIN_SOURCE_GROUP, array(
"group" => 'ff01::114',
"interface" => 0,
"source" => '2001::dead:beef',
));
if ($so === false) {
die('skip protocol independent multicast API is unavailable.');
}
--FILE--
<?php
include __DIR__."/mcast_helpers.php.inc";
$domain = AF_INET6;
$level = IPPROTO_IPV6;
$interface = 0;
$mcastaddr = 'ff01::114';
$sblock = "?";
echo "creating send socket\n";
$sends1 = socket_create($domain, SOCK_DGRAM, SOL_UDP) or die("err");
var_dump($sends1);
echo "creating receive socket\n";
$s = socket_create($domain, SOCK_DGRAM, SOL_UDP) or die("err");
var_dump($s);
$br = socket_bind($s, '::0', 3000) or die("err");
var_dump($br);
$so = socket_set_option($s, $level, MCAST_JOIN_GROUP, array(
"group" => $mcastaddr,
"interface" => $interface,
)) or die("err");
var_dump($so);
$r = socket_sendto($sends1, $m = "testing packet", strlen($m), 0, $mcastaddr, 3000);
var_dump($r);
checktimeout($s, 500);
$r = socket_recvfrom($s, $str, 2000, 0, $from, $fromPort);
var_dump($r, $str, $from);
$sblock = $from;
$r = socket_sendto($sends1, $m = "initial packet", strlen($m), 0, $mcastaddr, 3000);
var_dump($r);
$i = 0;
checktimeout($s, 500);
while (($str = socket_read($s, 3000)) !== FALSE) {
$i++;
echo "$i> ", $str, "\n";
if ($i == 1) {
echo "leaving group\n";
$so = socket_set_option($s, $level, MCAST_LEAVE_GROUP, array(
"group" => $mcastaddr,
"interface" => $interface,
));
var_dump($so);
$r = socket_sendto($sends1, $m = "ignored mcast packet", strlen($m), 0, $mcastaddr, 3000);
var_dump($r);
$r = socket_sendto($sends1, $m = "unicast packet", strlen($m), 0, "::1", 3000);
var_dump($r);
}
if ($i == 2) {
echo "re-joining group\n";
$so = socket_set_option($s, $level, MCAST_JOIN_GROUP, array(
"group" => $mcastaddr,
"interface" => $interface,
));
var_dump($so);
$r = socket_sendto($sends1, $m = "mcast packet", strlen($m), 0, $mcastaddr, 3000);
var_dump($r);
}
if ($i == 3) {
echo "blocking source\n";
$so = socket_set_option($s, $level, MCAST_BLOCK_SOURCE, array(
"group" => $mcastaddr,
"interface" => $interface,
"source" => $sblock,
));
var_dump($so);
$r = socket_sendto($sends1, $m = "ignored packet (blocked source)", strlen($m), 0, $mcastaddr, 3000);
var_dump($r);
$r = socket_sendto($sends1, $m = "unicast packet", strlen($m), 0, "::1", 3000);
var_dump($r);
}
if ($i == 4) {
echo "unblocking source\n";
$so = socket_set_option($s, $level, MCAST_UNBLOCK_SOURCE, array(
"group" => $mcastaddr,
"interface" => $interface,
"source" => $sblock,
));
var_dump($so);
$r = socket_sendto($sends1, $m = "mcast packet", strlen($m), 0, $mcastaddr, 3000);
var_dump($r);
}
if ($i == 5) {
echo "leaving group\n";
$so = socket_set_option($s, $level, MCAST_LEAVE_GROUP, array(
"group" => $mcastaddr,
"interface" => $interface,
));
var_dump($so);
$r = socket_sendto($sends1, $m = "ignored mcast packet", strlen($m), 0, $mcastaddr, 3000);
var_dump($r);
$r = socket_sendto($sends1, $m = "unicast packet", strlen($m), 0, "::1", 3000);
var_dump($r);
}
if ($i == 6) {
echo "joining source group\n";
$so = socket_set_option($s, $level, MCAST_JOIN_SOURCE_GROUP, array(
"group" => $mcastaddr,
"interface" => $interface,
"source" => $sblock,
));
var_dump($so);
$r = socket_sendto($sends1, $m = "mcast packet from desired source", strlen($m), 0, $mcastaddr, 3000);
var_dump($r);
}
if ($i == 7) {
echo "leaving source group\n";
$so = socket_set_option($s, $level, MCAST_LEAVE_SOURCE_GROUP, array(
"group" => $mcastaddr,
"interface" => $interface,
"source" => $sblock,
));
var_dump($so);
$r = socket_sendto($sends1, $m = "ignored mcast packet", strlen($m), 0, $mcastaddr, 3000);
var_dump($r);
$r = socket_sendto($sends1, $m = "unicast packet", strlen($m), 0, "::1", 3000);
var_dump($r);
}
if ($i == 8) {
/*echo "joining source group\n";
$so = socket_set_option($s, $level, MCAST_JOIN_SOURCE_GROUP, array(
"group" => $mcastaddr,
"interface" => $interface,
"source" => $sblock,
));
var_dump($so);*/
break;
}
}
--EXPECTF--
creating send socket
resource(%d) of type (Socket)
creating receive socket
resource(%d) of type (Socket)
bool(true)
bool(true)
int(14)
int(14)
string(14) "testing packet"
string(%d) "%s"
int(14)
1> initial packet
leaving group
bool(true)
int(20)
int(14)
2> unicast packet
re-joining group
bool(true)
int(12)
3> mcast packet
blocking source
bool(true)
int(31)
int(14)
4> unicast packet
unblocking source
bool(true)
int(12)
5> mcast packet
leaving group
bool(true)
int(20)
int(14)
6> unicast packet
joining source group
bool(true)
int(32)
7> mcast packet from desired source
leaving source group
bool(true)
int(20)
int(14)
8> unicast packet
|
