8000 [DependencyInjection] Fix nested env var with resolve processor by Laulibrius · Pull Request #44932 · symfony/symfony · GitHub
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[DependencyInjection] Fix nested env var with resolve processor #44932

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Merged
merged 1 commit into from
Jan 7, 2022
Merged

[DependencyInjection] Fix nested env var with resolve processor #44932

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10 changes: 8 additions & 2 deletions src/Symfony/Component/DependencyInjection/EnvVarProcessor.php
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Original file line number Diff line number Diff line change
Expand Up @@ -269,11 +269,17 @@ public function getEnv($prefix, $name, \Closure $getEnv)
}

if ('resolve' === $prefix) {
return preg_replace_callback('/%%|%([^%\s]+)%/', function ($match) use ($name) {
return preg_replace_callback('/%%|%([^%\s]+)%/', function ($match) use ($name, $getEnv) {
if (!isset($match[1])) {
return '%';
}
$value = $this->container->getParameter($match[1]);

if (str_starts_with($match[1], 'env(') && str_ends_with($match[1], ')') && 'env()' !== $match[1]) {
$value = $getEnv(substr($match[1], 4, -1));
} else {
$value = $this->container->getParameter($match[1]);
}

if (!is_scalar($value)) {
throw new RuntimeException(sprintf('Parameter "%s" found when resolving env var "%s" must be scalar, "%s" given.', $match[1], $name, \gettype($value)));
}
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103 changes: 103 additions & 0 deletions src/Symfony/Component/DependencyInjection/Tests/EnvVarProcessorTest.php
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Original file line number Diff line number Diff line change
Expand Up @@ -490,6 +490,109 @@ public function testRequireFile()
$this->assertEquals('foo', $result);
}

/**
* @dataProvider validResolve
*/
public function testGetEnvResolve($value, $processed)
{
$container = new ContainerBuilder();
$container->setParameter('bar', $value);
$container->compile();

$processor = new EnvVarProcessor($container);

$result = $processor->getEnv('resolve', 'foo', function () {
return '%bar%';
});

$this->assertSame($processed, $result);
}

public function validResolve()
{
return [
['string', 'string'],
[1, '1'],
[1.1, '1.1'],
[true, '1'],
[false, ''],
];
}

public function testGetEnvResolveNoMatch()
{
$processor = new EnvVarProcessor(new Container());

$result = $processor->getEnv('resolve', 'foo', function () {
return '%%';
});

$this->assertSame('%', $result);
}

/**
* @dataProvider notScalarResolve
*/
public function testGetEnvResolveNotScalar($value)
{
$this->expectException(RuntimeException::class);
$this->expectExceptionMessage('Parameter "bar" found when resolving env var "foo" must be scalar');

$container = new ContainerBuilder();
$container->setParameter('bar', $value);
$container->compile();

$processor = new EnvVarProcessor($container);

$processor->getEnv('resolve', 'foo', function () {
return '%bar%';
});
}

public function notScalarResolve()
{
return [
[null],
[[]],
];
}

public function testGetEnvResolveNestedEnv()
{
$container = new ContainerBuilder();
$container->setParameter('env(BAR)', 'BAR in container');
$container->compile();

$processor = new EnvVarProcessor($container);
$getEnv = \Closure::fromCallable([$processor, 'getEnv']);

$result = $processor->getEnv('resolve', 'foo', function ($name) use ($getEnv) {
return 'foo' === $name ? '%env(BAR)%' : $getEnv('string', $name, function () {});
});

$this->assertSame('BAR in container', $result);
}

public function testGetEnvResolveNestedRealEnv()
{
$_ENV['BAR'] = 'BAR in environment';

$container = new ContainerBuilder();
$container->setParameter('env(BAR)', 'BAR in container');
$container->compile();

$processor = new EnvVarProcessor($container);
$getEnv = \Closure::fromCallable([$processor, 'getEnv']);

$result = $processor->getEnv('r 5975 esolve', 'foo', function ($name) use ($getEnv) {
return 'foo' === $name ? '%env(BAR)%' : $getEnv('string', $name, function () {});
});

$this->assertSame('BAR in environment', $result);

unset($_ENV['BAR']);
}

/**
* @dataProvider validCsv
*/
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0