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<?php |
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declare(strict_types=1); |
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namespace Application\Service; |
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use Exception; |
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/** |
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* Tool to reload the entire local database from remote database for a given site |
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* Requirements: |
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* - ssh access to remote server (via ~/.ssh/config) |
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* - both local and remote sites must be accesible via: /sites/MY_SITE |
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*/ |
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abstract class AbstractDatabase |
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{ |
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/** |
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* Dump data from database on $remote server |
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* |
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* @param string $remote |
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* @param string $dumpFile path |
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*/ |
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private static function dumpDataRemotely($remote, $dumpFile): void |
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{ |
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$sshCmd = <<<STRING |
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ssh $remote "cd /sites/$remote/ && php7.4 bin/dump-data.php $dumpFile" |
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STRING; |
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echo "dumping data $dumpFile on $remote...\n"; |
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self::executeLocalCommand($sshCmd); |
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} |
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/** |
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* Dump data from database |
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* |
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* @param string $dumpFile path |
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*/ |
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public static function dumpData($dumpFile): void |
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{ |
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$mysqlArgs = self::getMysqlArgs(); |
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echo "dumping $dumpFile...\n"; |
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$dumpCmd = "mysqldump -v $mysqlArgs | gzip > $dumpFile"; |
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self::executeLocalCommand($dumpCmd); |
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} |
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/** |
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* Copy a file from $remote |
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* |
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* @param string $remote |
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* @param string $dumpFile |
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*/ |
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private static function copyFile($remote, $dumpFile): void |
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{ |
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$copyCmd = <<<STRING |
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rsync -avz --progress $remote:$dumpFile $dumpFile |
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STRING; |
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echo "copying dump to $dumpFile ...\n"; |
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self::executeLocalCommand($copyCmd); |
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} |
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/** |
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* Load SQL dump in local database |
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* |
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* @param string $dumpFile |
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*/ |
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public static function loadData($dumpFile): void |
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{ |
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$mysqlArgs = self::getMysqlArgs(); |
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$dumpFile = realpath($dumpFile); |
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echo "loading dump $dumpFile...\n"; |
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if (!is_readable($dumpFile)) { |
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throw new Exception("Cannot read dump file \"$dumpFile\""); |
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} |
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self::executeLocalCommand(PHP_BINARY . ' ./vendor/bin/doctrine orm:schema-tool:drop --ansi --full-database --force'); |
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self::executeLocalCommand("gunzip -c \"$dumpFile\" | mysql $mysqlArgs"); |
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self::executeLocalCommand(PHP_BINARY . ' ./vendor/bin/doctrine-migrations --ansi migrations:migrate --no-interaction'); |
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} |
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private static function getMysqlArgs(): string |
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{ |
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$dbConfig = _em()->getConnection()->getParams(); |
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$host = $dbConfig['host'] ?? 'localhost'; |
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$username = $dbConfig['user']; |
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$database = $dbConfig['dbname']; |
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$password = $dbConfig['password']; |
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$port = $dbConfig['port'] ?? 3306; |
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// It's possible to have no password at all |
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$password = $password ? '-p' . $password : ''; |
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return "--user=$username $password --host=$host --port=$port $database"; |
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} |
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public static function loadRemoteData($remote): void |
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{ |
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$dumpFile = "/tmp/$remote." . exec('whoami') . '.backup.gz'; |
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self::dumpDataRemotely($remote, $dumpFile); |
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self::copyFile($remote, $dumpFile); |
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self::loadData($dumpFile); |
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echo "database updated\n"; |
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} |
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/** |
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* Execute a shell command and throw exception if fails |
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* |
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* @param string $command |
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*/ |
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public static function executeLocalCommand($command): void |
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{ |
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$return_var = null; |
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$fullCommand = "$command 2>&1"; |
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passthru($fullCommand, $return_var); |
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if ($return_var) { |
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throw new Exception('FAILED executing: ' . $command); |
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} |
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} |
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} |
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unil-lettres /
dilps-tiresias
