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<?php |
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namespace TheAentMachine; |
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use TheAentMachine\Exception\LogLevelException; |
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use TheAentMachine\Exception\MissingEnvironmentVariableException; |
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/** |
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* Utility class to access the Aent configuration settings (stored in environment variables) |
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*/ |
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class Pheromone |
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{ |
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private static $levels = [ |
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'DEBUG' => true, |
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'INFO' => true, |
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'WARN' => true, |
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'ERROR' => true, |
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]; |
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/** |
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* Returns the log level for this Aent. |
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* |
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* @return string |
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*/ |
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public static function getLogLevel(): string |
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{ |
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$logLevel = getenv('PHEROMONE_LOG_LEVEL'); |
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if ($logLevel === false) { |
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throw LogLevelException::emptyLogLevel(); |
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} |
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if (!array_key_exists($logLevel, self::$levels)) { |
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throw LogLevelException::invalidLogLevel($logLevel); |
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} |
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return $logLevel; |
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} |
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private static function getOrFail(string $variableName): string |
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{ |
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$value = \getenv($variableName); |
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if ($value === false) { |
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throw MissingEnvironmentVariableException::missingEnv($variableName); |
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} |
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return $value; |
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} |
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public static function getWhoAmI(): string |
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{ |
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return self::getOrFail('PHEROMONE_WHOAMI'); |
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} |
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/** |
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* The project directory path on the host machine |
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*/ |
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public static function getHostProjectDirectory(): string |
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{ |
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return self::getOrFail('PHEROMONE_HOST_PROJECT_DIR'); |
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} |
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/** |
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* The project directory path in the container |
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*/ |
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public static function getContainerProjectDirectory(): string |
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{ |
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return rtrim(self::getOrFail('PHEROMONE_CONTAINER_PROJECT_DIR'), '/'); |
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} |
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public static function getOriginContainer(): ?string |
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{ |
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$from = getenv('PHEROMONE_FROM_CONTAINER_ID'); |
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return $from === false ? null : $from; |
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} |
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public static function getOriginImage(): ?string |
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{ |
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$from = getenv('PHEROMONE_FROM_IMAGE_NAME'); |
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return $from === false ? null : $from; |
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} |
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public static function getAenthillManifestContent(): array |
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{ |
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$containerProjectDir = self::getContainerProjectDirectory(); |
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$aenthillJSONstr = file_get_contents($containerProjectDir . '/aenthill.json'); |
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if ($aenthillJSONstr === false) { |
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throw new \RuntimeException('Failed to load the aenthill manifest file ' . $containerProjectDir . '/aenthill.json'); |
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} |
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return \GuzzleHttp\json_decode($aenthillJSONstr, true); |
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} |
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} |
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theaentmachine /
aent-console
