ProVM/remote_ip
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Optimized connection to db

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This commit is contained in:
Aldarien
2023-06-18 19:20:06 -04:00
parent 781858a905
commit 8d8eb84e20
13 changed files with 128 additions and 39 deletions
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41
app/common/Service/Connector.php Normal file
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@ -0,0 +1,41 @@
<?php
namespace ProVM\Service;
use PDO;
use PDOException;
use Psr\Log\LoggerInterface;
class Connector
{
public function __construct(protected string $host, protected string $name, protected string $username, protected string $password, protected string $retries, protected LoggerInterface $logger) {}
protected PDO $connection;
/**
* @throws PDOException
*/
public function connect(): PDO
{
if (!isset($this->connection)) {
$this->logger->debug('Connecting');
$r = 0;
$exception = null;
while($r < $this->retries) {
try {
$dsn = "mysql:host={$this->host};dbname={$this->name}";
$this->connection = new PDO($dsn, $this->username, $this->password);
return $this->connection;
} catch (PDOException $e) {
$this->logger->debug('Retrying');
if ($exception !== null) {
$e = new PDOException($e->getMessage(), $e->getCode(), $exception);
}
$exception = $e;
}
$r ++;
}
throw $exception;
}
return $this->connection;
}
}

1
app/common/Service/Ipify.php
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@ -22,6 +22,7 @@ class Ipify
if (!isset($json->ip)) {
throw new Exception('Missing `ip` in JSON response');
}
$this->logger->debug("Current IP: {$json->ip}");
return $json->ip;
}
}

10
app/common/Service/Repository.php
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@ -6,28 +6,28 @@ use Psr\Log\LoggerInterface;
class Repository
{
public function __construct(protected PDO $connection, protected string $table, protected LoggerInterface $logger) {}
public function __construct(protected Connector $connector, protected string $table, protected LoggerInterface $logger) {}
public function update(string $ip): void
{
$this->logger->debug('Updating Database');
$old_ip = $this->getOld();
$this->logger->debug($old_ip);
$this->logger->debug("Old IP: {$old_ip}");
if ($old_ip === $ip) {
$this->logger->debug('No change in IP');
return;
}
$this->doUpdate();
$this->doUpdate($ip);
$this->logger->debug('Updated IP');
}
protected function getOld(): string
{
$query = "SELECT `ip` FROM `{$this->table}` WHERE `host` = ?";
$statement = $this->connection->prepare($query);
$statement = $this->connector->connect()->prepare($query);
$statement->execute(['vialdelamaza']);
return $statement->fetch()['ip'];
@ -35,7 +35,7 @@ class Repository
protected function doUpdate(string $ip): void
{
$query = "UPDATE `remote_ip` SET `ip` = ?, `updated` = CURRENT_TIMESTAMP() WHERE `host` = ?";
$statement = $this->connection->prepare($query);
$statement = $this->connector->connect()->prepare($query);
$statement->execute([$ip, 'vialdelamaza']);
}
}