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[Cache] Fix Redis TLS scheme rediss for Redis connection #39599

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Merged
merged 1 commit into from
Feb 22, 2021
Merged

[Cache] Fix Redis TLS scheme rediss for Redis connection #39599

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38 changes: 20 additions & 18 deletions 38 src/Symfony/Component/Cache/Tests/Adapter/RedisAdapterTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -36,36 +36,46 @@ public function createCachePool(int $defaultLifetime = 0): CacheItemPoolInterfac
return $adapter;
}

/**
* @dataProvider provideValidSchemes
*/
public function testCreateConnection(string $dsnScheme)
public function testCreateConnection()
{
$redis = RedisAdapter::createConnection($dsnScheme.':?host[h1]&host[h2]&host[/foo:]');
$redis = RedisAdapter::createConnection('redis:?host[h1]&host[h2]&host[/foo:]');
$this->assertInstanceOf(\RedisArray::class, $redis);
$this->assertSame(['h1:6379', 'h2:6379', '/foo'], $redis->_hosts());
@$redis = null; // some versions of phpredis connect on destruct, let's silence the warning

$redisHost = getenv('REDIS_HOST');

$redis = RedisAdapter::createConnection($dsnScheme.'://'.$redisHost);
$redis = RedisAdapter::createConnection('redis://'.$redisHost);
$this->assertInstanceOf(\Redis::class, $redis);
$this->assertTrue($redis->isConnected());
$this->assertSame(0, $redis->getDbNum());

$redis = RedisAdapter::createConnection($dsnScheme.'://'.$redisHost.'/2');
$redis = RedisAdapter::createConnection('redis://'.$redisHost.'/2');
$this->assertSame(2, $redis->getDbNum());

$redis = RedisAdapter::createConnection($dsnScheme.'://'.$redisHost, ['timeout' => 3]);
$redis = RedisAdapter::createConnection('redis://'.$redisHost, ['timeout' => 3]);
$this->assertEquals(3, $redis->getTimeout());

$redis = RedisAdapter::createConnection($dsnScheme.'://'.$redisHost.'?timeout=4');
$redis = RedisAdapter::createConnection('redis://'.$redisHost.'?timeout=4');
$this->assertEquals(4, $redis->getTimeout());

$redis = RedisAdapter::createConnection($dsnScheme.'://'.$redisHost, ['read_timeout' => 5]);
$redis = RedisAdapter::createConnection('redis://'.$redisHost, ['read_timeout' => 5]);
$this->assertEquals(5, $redis->getReadTimeout());
}

public function testCreateTlsConnection()
{
$redis = RedisAdapter::createConnection('rediss:?host[h1]&host[h2]&host[/foo:]');
$this->assertInstanceOf(\RedisArray::class, $redis);
$this->assertSame(['tls://h1:6379', 'tls://h2:6379', '/foo'], $redis->_hosts());
@$redis = null; // some versions of phpredis connect on destruct, let's silence the warning

$redisHost = getenv('REDIS_HOST');

$redis = RedisAdapter::createConnection('rediss://'.$redisHost.'?lazy=1');
$this->assertInstanceOf(RedisProxy::class, $redis);
}

/**
* @dataProvider provideFailedCreateConnection
*/
Expand Down Expand Up @@ -95,14 +105,6 @@ public function testInvalidCreateConnection(string $dsn)
RedisAdapter::createConnection($dsn);
}

public function provideValidSchemes(): array
{
return [
['redis'],
['rediss'],
];
}

public function provideInvalidCreateConnection(): array
{
return [
Expand Down
32 changes: 25 additions & 7 deletions 32 src/Symfony/Component/Cache/Traits/RedisTrait.php
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Original file line number Diff line number Diff line change
Expand Up @@ -118,6 +118,9 @@ public static function createConnection($dsn, array $options = [])

$query = $hosts = [];
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$tls = 'rediss' === $scheme;
$tcpScheme = $tls ? 'tls' : 'tcp';

if (isset($params['query'])) {
parse_str($params['query'], $query);

Expand All @@ -130,9 +133,9 @@ public static function createConnection($dsn, array $options = [])
parse_str($parameters, $parameters);
}
if (false === $i = strrpos($host, ':')) {
$hosts[$host] = ['scheme' => 'tcp', 'host' => $host, 'port' => 6379] + $parameters;
$hosts[$host] = ['scheme' => $tcpScheme, 'host' => $host, 'port' => 6379] + $parameters;
} elseif ($port = (int) substr($host, 1 + $i)) {
$hosts[$host] = ['scheme' => 'tcp', 'host' => substr($host, 0, $i), 'port' => $port] + $parameters;
$hosts[$host] = ['scheme' => $tcpScheme, 'host' => substr($host, 0, $i), 'port' => $port] + $parameters;
} else {
$hosts[$host] = ['scheme' => 'unix', 'path' => substr($host, 0, $i)] + $parameters;
}
Expand All @@ -148,7 +151,7 @@ public static function createConnection($dsn, array $options = [])
}

if (isset($params['host'])) {
array_unshift($hosts, ['scheme' => 'tcp', 'host' => $params['host'], 'port' => $params['port'] ?? 6379]);
array_unshift($hosts, ['scheme' => $tcpScheme, 'host' => $params['host'], 'port' => $params['port'] ?? 6379]);
} else {
array_unshift($hosts, ['scheme' => 'unix', 'path' => $params['path']]);
}
Expand All @@ -174,9 +177,16 @@ public static function createConnection($dsn, array $options = [])
$connect = $params['persistent'] || $params['persistent_id'] ? 'pconnect' : 'connect';
$redis = new $class();

$initializer = static function ($redis) use ($connect, $params, $dsn, $auth, $hosts) {
$initializer = static function ($redis) use ($connect, $params, $dsn, $auth, $hosts, $tls) {
$host = $hosts[0]['host'] ?? $hosts[0]['path'];
$port = $hosts[0]['port'] ?? null;

if (isset($hosts[0]['host']) && $tls) {
$host = 'tls://'.$host;
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}

try {
@$redis->{$connect}($hosts[0]['host'] ?? $hosts[0]['path'], $hosts[0]['port'] ?? null, $params['timeout'], (string) $params['persistent_id'], $params['retry_interval'], $params['read_timeout']);
@$redis->{$connect}($host, $port, $params['timeout'], (string) $params['persistent_id'], $params['retry_interval'], $params['read_timeout']);

set_error_handler(function ($type, $msg) use (&$error) { $error = $msg; });
$isConnected = $redis->isConnected();
Expand Down Expand Up @@ -210,7 +220,11 @@ public static function createConnection($dsn, array $options = [])
}
} elseif (is_a($class, \RedisArray::class, true)) {
foreach ($hosts as $i => $host) {
$hosts[$i] = 'tcp' === $host['scheme'] ? $host['host'].':'.$host['port'] : $host['path'];
switch ($host['scheme']) {
case 'tcp': $hosts[$i] = $host['host'].':'.$host['port']; break;
case 'tls': $hosts[$i] = 'tls://'.$host['host'].':'.$host['port']; break;
default: $hosts[$i] = $host['path'];
}
}
$params['lazy_connect'] = $params['lazy'] ?? true;
$params['connect_timeout'] = $params['timeout'];
Expand All @@ -227,7 +241,11 @@ public static function createConnection($dsn, array $options = [])
} elseif (is_a($class, \RedisCluster::class, true)) {
$initializer = static function () use ($class, $params, $dsn, $hosts) {
foreach ($hosts as $i => $host) {
$hosts[$i] = 'tcp' === $host['scheme'] ? $host['host'].':'.$host['port'] : $host['path'];
switch ($host['scheme']) {
case 'tcp': $hosts[$i] = $host['host'].':'.$host['port']; break;
case 'tls': $hosts[$i] = 'tls://'.$host['host'].':'.$host['port']; break;
default: $hosts[$i] = $host['path'];
}
}

try {
Expand Down
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