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<?php
namespace Illuminate\Database\Console;
use Illuminate\Console\Command;
use Illuminate\Support\ConfigurationUrlParser;
use Symfony\Component\Console\Attribute\AsCommand;
use Symfony\Component\Process\Exception\ProcessFailedException;
use Symfony\Component\Process\Process;
use UnexpectedValueException;
#[AsCommand(name: 'db')]
class DbCommand extends Command
{
/**
* The name and signature of the console command.
*
* @var string
*/
protected $signature = 'db {connection? : The database connection that should be used}
{--read : Connect to the read connection}
{--write : Connect to the write connection}';
/**
* The console command description.
*
* @var string
*/
protected $description = 'Start a new database CLI session';
/**
* Execute the console command.
*
* @return int
*/
public function handle()
{
$connection = $this->getConnection();
if (! isset($connection['host']) && $connection['driver'] !== 'sqlite') {
$this->components->error('No host specified for this database connection.');
$this->line(' Use the <options=bold>[--read]</> and <options=bold>[--write]</> options to specify a read or write connection.');
$this->newLine();
return Command::FAILURE;
}
try {
(new Process(
array_merge([$command = $this->getCommand($connection)], $this->commandArguments($connection)),
null,
$this->commandEnvironment($connection)
))->setTimeout(null)->setTty(true)->mustRun(function ($type, $buffer) {
$this->output->write($buffer);
});
} catch (ProcessFailedException $e) {
throw_unless($e->getProcess()->getExitCode() === 127, $e);
$this->error("{$command} not found in path.");
return Command::FAILURE;
}
return 0;
}
/**
* Get the database connection configuration.
*
* @return array
*
* @throws \UnexpectedValueException
*/
public function getConnection()
{
$connection = $this->laravel['config']['database.connections.'.
(($db = $this->argument('connection')) ?? $this->laravel['config']['database.default'])
];
if (empty($connection)) {
throw new UnexpectedValueException("Invalid database connection [{$db}].");
}
if (! empty($connection['url'])) {
$connection = (new ConfigurationUrlParser)->parseConfiguration($connection);
}
if ($this->option('read')) {
if (is_array($connection['read']['host'])) {
$connection['read']['host'] = $connection['read']['host'][0];
}
$connection = array_merge($connection, $connection['read']);
} elseif ($this->option('write')) {
if (is_array($connection['write']['host'])) {
$connection['write']['host'] = $connection['write']['host'][0];
}
$connection = array_merge($connection, $connection['write']);
}
return $connection;
}
/**
* Get the arguments for the database client command.
*
* @param array $connection
* @return array
*/
public function commandArguments(array $connection)
{
$driver = ucfirst($connection['driver']);
return $this->{"get{$driver}Arguments"}($connection);
}
/**
* Get the environment variables for the database client command.
*
* @param array $connection
* @return array|null
*/
public function commandEnvironment(array $connection)
{
$driver = ucfirst($connection['driver']);
if (method_exists($this, "get{$driver}Environment")) {
return $this->{"get{$driver}Environment"}($connection);
}
return null;
}
/**
* Get the database client command to run.
*
* @param array $connection
* @return string
*/
public function getCommand(array $connection)
{
return [
'mysql' => 'mysql',
'mariadb' => 'mariadb',
'pgsql' => 'psql',
'sqlite' => 'sqlite3',
'sqlsrv' => 'sqlcmd',
][$connection['driver']];
}
/**
* Get the arguments for the MySQL CLI.
*
* @param array $connection
* @return array
*/
protected function getMysqlArguments(array $connection)
{
$optionalArguments = [
'password' => '--password='.$connection['password'],
'unix_socket' => '--socket='.($connection['unix_socket'] ?? ''),
'charset' => '--default-character-set='.($connection['charset'] ?? ''),
];
if (! $connection['password']) {
unset($optionalArguments['password']);
}
return array_merge([
'--host='.$connection['host'],
'--port='.$connection['port'],
'--user='.$connection['username'],
], $this->getOptionalArguments($optionalArguments, $connection), [$connection['database']]);
}
/**
* Get the arguments for the MariaDB CLI.
*
* @param array $connection
* @return array
*/
protected function getMariaDbArguments(array $connection)
{
return $this->getMysqlArguments($connection);
}
/**
* Get the arguments for the Postgres CLI.
*
* @param array $connection
* @return array
*/
protected function getPgsqlArguments(array $connection)
{
return [$connection['database']];
}
/**
* Get the arguments for the SQLite CLI.
*
* @param array $connection
* @return array
*/
protected function getSqliteArguments(array $connection)
{
return [$connection['database']];
}
/**
* Get the arguments for the SQL Server CLI.
*
* @param array $connection
* @return array
*/
protected function getSqlsrvArguments(array $connection)
{
return array_merge(...$this->getOptionalArguments([
'database' => ['-d', $connection['database']],
'username' => ['-U', $connection['username']],
'password' => ['-P', $connection['password']],
'host' => ['-S', 'tcp:'.$connection['host']
.($connection['port'] ? ','.$connection['port'] : ''), ],
'trust_server_certificate' => ['-C'],
], $connection));
}
/**
* Get the environment variables for the Postgres CLI.
*
* @param array $connection
* @return array|null
*/
protected function getPgsqlEnvironment(array $connection)
{
return array_merge(...$this->getOptionalArguments([
'username' => ['PGUSER' => $connection['username']],
'host' => ['PGHOST' => $connection['host']],
'port' => ['PGPORT' => $connection['port']],
'password' => ['PGPASSWORD' => $connection['password']],
], $connection));
}
/**
* Get the optional arguments based on the connection configuration.
*
* @param array $args
* @param array $connection
* @return array
*/
protected function getOptionalArguments(array $args, array $connection)
{
return array_values(array_filter($args, function ($key) use ($connection) {
return ! empty($connection[$key]);
}, ARRAY_FILTER_USE_KEY));
}
}