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Introduce Config\Cache Source indicators (File, DB, Server Env)

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Philipp Holzer 2020-10-04 20:37:35 +02:00
parent 50a0927e7e
commit 0f3e4255ca
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GPG key ID: 9A28B7D4FF5667BD
6 changed files with 56 additions and 45 deletions
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70
src/Core/Config/Cache.php
View file

@ -30,11 +30,26 @@ use ParagonIE\HiddenString\HiddenString;
*/
class Cache
{
/** @var int Indicates that the cache entry is set by file - Low Priority */
const SOURCE_FILE = 0;
/** @var int Indicates that the cache entry is set by the DB config table - Middle Priority */
const SOURCE_DB = 1;
/** @var int Indicates that the cache entry is set by a server environment variable - High Priority */
const SOURCE_ENV = 3;
/** @var int Default value for a config source */
const SOURCE_DEFAULT = self::SOURCE_FILE;
/**
* @var array
*/
private $config;
/**
* @var int[][]
*/
private $source = [];
/**
* @var bool
*/
@ -43,11 +58,12 @@ class Cache
/**
* @param array $config A initial config array
* @param bool $hidePasswordOutput True, if cache variables should take extra care of password values
* @param int $source Sets a source of the initial config values
*/
public function __construct(array $config = [], bool $hidePasswordOutput = true)
public function __construct(array $config = [], bool $hidePasswordOutput = true, $source = self::SOURCE_DEFAULT)
{
$this->hidePasswordOutput = $hidePasswordOutput;
$this->load($config);
$this->load($config, $source);
}
/**
@ -55,9 +71,9 @@ class Cache
* Doesn't overwrite previously set values by default to prevent default config files to supersede DB Config.
*
* @param array $config
* @param bool $overwrite Force value overwrite if the config key already exists
* @param int $source Indicates the source of the config entry
*/
public function load(array $config, bool $overwrite = false)
public function load(array $config, int $source = self::SOURCE_DEFAULT)
{
$categories = array_keys($config);
@ -68,11 +84,7 @@ class Cache
foreach ($keys as $key) {
$value = $config[$category][$key];
if (isset($value)) {
if ($overwrite) {
$this->set($category, $key, $value);
} else {
$this->setDefault($category, $key, $value);
}
$this->set($category, $key, $value, $source);
}
}
}
@ -91,49 +103,45 @@ class Cache
{
if (isset($this->config[$cat][$key])) {
return $this->config[$cat][$key];
} elseif (!isset($key) && isset($this->config[$cat])) {
} else if (!isset($key) && isset($this->config[$cat])) {
return $this->config[$cat];
} else {
return null;
}
}
/**
* Sets a default value in the config cache. Ignores already existing keys.
*
* @param string $cat Config category
* @param string $key Config key
* @param mixed $value Default value to set
*/
private function setDefault(string $cat, string $key, $value)
{
if (!isset($this->config[$cat][$key])) {
$this->set($cat, $key, $value);
}
}
/**
* Sets a value in the config cache. Accepts raw output from the config table
*
* @param string $cat Config category
* @param string $key Config key
* @param mixed $value Value to set
* @param string $cat Config category
* @param string $key Config key
* @param mixed $value Value to set
* @param int $source The source of the current config key
*
* @return bool True, if the value is set
*/
public function set(string $cat, string $key, $value)
public function set(string $cat, string $key, $value, $source = self::SOURCE_DEFAULT)
{
if (!isset($this->config[$cat])) {
$this->config[$cat] = [];
$this->source[$cat] = [];
}
if (isset($this->source[$cat][$key]) &&
$source < $this->source[$cat][$key]) {
return false;
}
if ($this->hidePasswordOutput &&
$key == 'password' &&
is_string($value)) {
$key == 'password' &&
is_string($value)) {
$this->config[$cat][$key] = new HiddenString((string)$value);
} else {
$this->config[$cat][$key] = $value;
}
$this->source[$cat][$key] = $source;
return true;
}
@ -149,8 +157,10 @@ class Cache
{
if (isset($this->config[$cat][$key])) {
unset($this->config[$cat][$key]);
unset($this->source[$cat][$key]);
if (count($this->config[$cat]) == 0) {
unset($this->config[$cat]);
unset($this->source[$cat]);
}
return true;
} else {

2
src/Core/Config/JitConfig.php
View file

@ -70,7 +70,7 @@ class JitConfig extends BaseConfig
}
// load the whole category out of the DB into the cache
$this->configCache->load($config, true);
$this->configCache->load($config, Cache::SOURCE_DB);
}
/**

2
src/Core/Config/PreloadConfig.php
View file

@ -69,7 +69,7 @@ class PreloadConfig extends BaseConfig
$this->config_loaded = true;
// load the whole category out of the DB into the cache
$this->configCache->load($config, true);
$this->configCache->load($config, Cache::SOURCE_DB);
}
/**

12
src/Util/ConfigFileLoader.php
View file

@ -104,12 +104,12 @@ class ConfigFileLoader
public function setupCache(Cache $config, $raw = false)
{
// Load static config files first, the order is important
$config->load($this->loadStaticConfig('defaults'));
$config->load($this->loadStaticConfig('settings'));
$config->load($this->loadStaticConfig('defaults'), Cache::SOURCE_FILE);
$config->load($this->loadStaticConfig('settings'), Cache::SOURCE_FILE);
// try to load the legacy config first
$config->load($this->loadLegacyConfig('htpreconfig'), true);
$config->load($this->loadLegacyConfig('htconfig'), true);
$config->load($this->loadLegacyConfig('htpreconfig'), Cache::SOURCE_FILE);
$config->load($this->loadLegacyConfig('htconfig'), Cache::SOURCE_FILE);
// Now load every other config you find inside the 'config/' directory
$this->loadCoreConfig($config);
@ -157,12 +157,12 @@ class ConfigFileLoader
{
// try to load legacy ini-files first
foreach ($this->getConfigFiles(true) as $configFile) {
$config->load($this->loadINIConfigFile($configFile), true);
$config->load($this->loadINIConfigFile($configFile), Cache::SOURCE_FILE);
}
// try to load supported config at last to overwrite it
foreach ($this->getConfigFiles() as $configFile) {
$config->load($this->loadConfigFile($configFile), true);
$config->load($this->loadConfigFile($configFile), Cache::SOURCE_FILE);
}
return [];

9
tests/src/Core/Config/CacheTest.php
View file

@ -83,13 +83,14 @@ class CacheTest extends MockedTest
];
$configCache = new Cache();
$configCache->load($data);
$configCache->load($override);
$configCache->load($data, Cache::SOURCE_DB);
// doesn't override - Low Priority due Config file
$configCache->load($override, Cache::SOURCE_FILE);
$this->assertConfigValues($data, $configCache);
// override the value
$configCache->load($override, true);
// override the value - High Prio due Server Env
$configCache->load($override, Cache::SOURCE_ENV);
$this->assertEquals($override['system']['test'], $configCache->get('system', 'test'));
$this->assertEquals($override['system']['boolTrue'], $configCache->get('system', 'boolTrue'));

6
tests/src/Core/Config/ConfigTest.php
View file

@ -350,7 +350,7 @@ abstract class ConfigTest extends MockedTest
*/
public function testGetWithRefresh($data)
{
$this->configCache->load(['test' => ['it' => 'now']]);
$this->configCache->load(['test' => ['it' => 'now']], Cache::SOURCE_FILE);
$this->testedConfig = $this->getInstance();
$this->assertInstanceOf(Cache::class, $this->testedConfig->getCache());
@ -375,7 +375,7 @@ abstract class ConfigTest extends MockedTest
*/
public function testDeleteWithoutDB($data)
{
$this->configCache->load(['test' => ['it' => $data]]);
$this->configCache->load(['test' => ['it' => $data]], Cache::SOURCE_FILE);
$this->testedConfig = $this->getInstance();
$this->assertInstanceOf(Cache::class, $this->testedConfig->getCache());
@ -395,7 +395,7 @@ abstract class ConfigTest extends MockedTest
*/
public function testDeleteWithDB()
{
$this->configCache->load(['test' => ['it' => 'now', 'quarter' => 'true']]);
$this->configCache->load(['test' => ['it' => 'now', 'quarter' => 'true']], Cache::SOURCE_FILE);
$this->configModel->shouldReceive('delete')
->with('test', 'it')