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<?php |
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namespace Hhxsv5\LaravelS\Components\Apollo; |
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use Hhxsv5\LaravelS\Components\HttpClient\SimpleHttpTrait; |
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use Hhxsv5\LaravelS\Swoole\Coroutine\Context; |
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use Swoole\Coroutine; |
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class Apollo |
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{ |
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use SimpleHttpTrait; |
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protected $server; |
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protected $appId; |
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protected $cluster = 'default'; |
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protected $namespaces = ['application']; |
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protected $clientIp; |
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protected $pullTimeout = 5; |
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protected $releaseKeys = []; |
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protected $notifications = []; |
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protected $watching = true; |
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public function __construct(array $settings) |
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{ |
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$this->server = $settings['server']; |
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$this->appId = $settings['app_id']; |
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if (isset($settings['cluster'])) { |
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$this->cluster = $settings['cluster']; |
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} |
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if (isset($settings['namespaces'])) { |
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$this->namespaces = $settings['namespaces']; |
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} |
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if (isset($settings['client_ip'])) { |
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$this->clientIp = $settings['client_ip']; |
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} |
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if (isset($settings['pull_timeout'])) { |
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$this->pullTimeout = $settings['pull_timeout']; |
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} |
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} |
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public static function createFromEnv() |
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{ |
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$envs = getenv(); |
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if (!isset($envs['APOLLO_SERVER'], $envs['APOLLO_APP_ID'])) { |
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throw new \InvalidArgumentException('Missing environment variable APOLLO_SERVER & APOLLO_APP_ID'); |
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} |
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$options = [ |
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'server' => $envs['APOLLO_SERVER'], |
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'app_id' => $envs['APOLLO_APP_ID'], |
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'cluster' => isset($envs['APOLLO_CLUSTER']) ? $envs['APOLLO_CLUSTER'] : null, |
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'namespaces' => isset($envs['APOLLO_NAMESPACES']) ? explode(',', $envs['APOLLO_NAMESPACES']) : null, |
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'client_ip' => isset($envs['APOLLO_CLIENT_IP']) ? $envs['APOLLO_CLIENT_IP'] : null, |
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'pull_timeout' => isset($envs['APOLLO_PULL_TIMEOUT']) ? $envs['APOLLO_PULL_TIMEOUT'] : null, |
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]; |
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return new static($options); |
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} |
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public function pullBatch(array $namespaces, $withReleaseKey = false, array $options = []) |
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{ |
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$configs = []; |
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$uri = sprintf('%s/configs/%s/%s/', $this->server, $this->appId, $this->cluster); |
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foreach ($namespaces as $namespace) { |
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$url = $uri . $namespace . '?' . http_build_query([ |
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'releaseKey' => $withReleaseKey && isset($this->releaseKeys[$namespace]) ? $this->releaseKeys[$namespace] : null, |
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'ip' => $this->clientIp, |
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]); |
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$timeout = isset($options['timeout']) ? $options['timeout'] : $this->pullTimeout; |
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$response = $this->httpGet($url, compact('timeout')); |
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if ($response['statusCode'] === 200) { |
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$configs[$namespace] = json_decode($response['body'], true); |
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$this->releaseKeys[$namespace] = $configs[$namespace]['releaseKey']; |
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} elseif ($response['statusCode'] === 304) { |
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// ignore 304 |
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} |
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} |
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return $configs; |
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} |
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public function pullAll($withReleaseKey = false, array $options = []) |
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{ |
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return $this->pullBatch($this->namespaces, $withReleaseKey, $options); |
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} |
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public function pullAllAndSave($filepath, $keepOld = false, array $options = []) |
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{ |
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$all = $this->pullAll(false, $options); |
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if (count($all) !== count($this->namespaces)) { |
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throw new \RuntimeException('Incomplete Apollo configuration list'); |
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} |
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$configs = []; |
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foreach ($all as $namespace => $config) { |
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$configs[] = '# Namespace: ' . $config['namespaceName']; |
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ksort($config['configurations']); |
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foreach ($config['configurations'] as $key => $value) { |
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$configs[] = sprintf('%s=%s', $key, $value); |
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} |
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} |
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if (empty($configs)) { |
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throw new \RuntimeException('Empty Apollo configuration list'); |
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} |
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if ($keepOld && file_exists($filepath)) { |
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rename($filepath, $filepath . '.' . date('YmdHis')); |
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} |
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$fileContent = implode(PHP_EOL, $configs); |
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if (Context::inCoroutine()) { |
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Coroutine::writeFile($filepath, $fileContent); |
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} else { |
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file_put_contents($filepath, $fileContent); |
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} |
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return $configs; |
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} |
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public function startWatchNotification(callable $callback, array $options = []) |
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{ |
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if (!isset($options['timeout']) || $options['timeout'] < 60) { |
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$options['timeout'] = 70; |
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} |
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$this->watching = true; |
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$this->notifications = []; |
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foreach ($this->namespaces as $namespace) { |
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$this->notifications[$namespace] = ['namespaceName' => $namespace, 'notificationId' => -1]; |
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} |
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while ($this->watching) { |
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$url = sprintf('%s/notifications/v2?%s', |
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$this->server, |
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http_build_query([ |
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'appId' => $this->appId, |
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'cluster' => $this->cluster, |
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'notifications' => json_encode(array_values($this->notifications)), |
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]) |
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); |
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$response = $this->httpGet($url, $options); |
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if ($response['statusCode'] === 200) { |
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$notifications = json_decode($response['body'], true); |
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if (empty($notifications)) { |
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continue; |
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} |
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$callback($notifications); |
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array_walk($notifications, function (&$notification) { |
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unset($notification['messages']); |
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}); |
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$this->notifications = array_merge($this->notifications, array_column($notifications, null, 'namespaceName')); |
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} elseif ($response['statusCode'] === 304) { |
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// ignore 304 |
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} |
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} |
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} |
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public function stopWatchNotification() |
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{ |
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$this->watching = false; |
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} |
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} |
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hhxsv5 /
laravel-s
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