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Properly format IPv6 addresses and return null for unknown addresses #14

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merged 2 commits into from
Jan 23, 2017
Merged

Properly format IPv6 addresses and return null for unknown addresses #14

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e6adf45
Properly format IPv6 addresses and return null for unknown addresses
clue Jan 21, 2017
a6ac236
Accessing socket address must not report errors accross all PHP versions
clue Jan 22, 2017
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19 changes: 9 additions & 10 deletions src/Socket.php
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Original file line number Diff line number Diff line change
Expand Up @@ -37,14 +37,14 @@ public function __construct(LoopInterface $loop, $socket, Buffer $buffer = null)
public function getLocalAddress()
{
if ($this->socket !== false) {
return stream_socket_get_name($this->socket, false);
return $this->sanitizeAddress(stream_socket_get_name($this->socket, false));
}
}

public function getRemoteAddress()
{
if ($this->socket !== false) {
return stream_socket_get_name($this->socket, true);
return $this->sanitizeAddress(stream_socket_get_name($this->socket, true));
}
}

Expand Down Expand Up @@ -102,16 +102,15 @@ public function end()

private function sanitizeAddress($address)
{
// doc comment suggests IPv6 address is not enclosed in square brackets?
if ($address === false) {
return null;
}

$pos = strrpos($address, ':');
// this is an IPv6 address which includes colons but no square brackets
if ($pos !== false && substr($address, 0, 1) !== '[') {
if (strpos($address, ':') < $pos) {
$port = substr($address, $pos + 1);
$address = '[' . substr($address, 0, $pos) . ']:' . $port;
}

$pos = strrpos($address, ':');
if ($pos !== false && strpos($address, ':') < $pos && substr($address, 0, 1) !== '[') {
$port = substr($address, $pos + 1);
$address = '[' . substr($address, 0, $pos) . ']:' . $port;
}
return $address;
}
Expand Down
23 changes: 23 additions & 0 deletions tests/FactoryTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -25,7 +25,14 @@ public function testCreateClient()
$capturedClient = Block\await($promise, $this->loop);
$this->assertInstanceOf('React\Datagram\Socket', $capturedClient);

$this->assertEquals('127.0.0.1:12345', $capturedClient->getRemoteAddress());

$this->assertContains('127.0.0.1:', $capturedClient->getLocalAddress());
$this->assertNotEquals('127.0.0.1:12345', $capturedClient->getLocalAddress());

$capturedClient->close();

$this->assertNull($capturedClient->getRemoteAddress());
}

public function testCreateClientLocalhost()
Expand All @@ -35,6 +42,11 @@ public function testCreateClientLocalhost()
$capturedClient = Block\await($promise, $this->loop);
$this->assertInstanceOf('React\Datagram\Socket', $capturedClient);

$this->assertEquals('127.0.0.1:12345', $capturedClient->getRemoteAddress());

$this->assertContains('127.0.0.1:', $capturedClient->getLocalAddress());
$this->assertNotEquals('127.0.0.1:12345', $capturedClient->getLocalAddress());

$capturedClient->close();
}

Expand All @@ -45,6 +57,11 @@ public function testCreateClientIpv6()
$capturedClient = Block\await($promise, $this->loop);
$this->assertInstanceOf('React\Datagram\Socket', $capturedClient);

$this->assertEquals('[::1]:12345', $capturedClient->getRemoteAddress());

$this->assertContains('[::1]:', $capturedClient->getLocalAddress());
$this->assertNotEquals('[::1]:12345', $capturedClient->getLocalAddress());

$capturedClient->close();
}

Expand All @@ -55,7 +72,12 @@ public function testCreateServer()
$capturedServer = Block\await($promise, $this->loop);
$this->assertInstanceOf('React\Datagram\Socket', $capturedServer);

$this->assertEquals('127.0.0.1:12345', $capturedServer->getLocalAddress());
$this->assertNull($capturedServer->getRemoteAddress());

$capturedServer->close();

$this->assertNull($capturedServer->getLocalAddress());
}

public function testCreateServerRandomPort()
Expand All @@ -66,6 +88,7 @@ public function testCreateServerRandomPort()
$this->assertInstanceOf('React\Datagram\Socket', $capturedServer);

$this->assertNotEquals('127.0.0.1:0', $capturedServer->getLocalAddress());
$this->assertNull($capturedServer->getRemoteAddress());

$capturedServer->close();
}
Expand Down