Add a basic MySQL proxy CLI

Author: JanJakes

packages/wp-mysql-proxy/bin/mysql-proxy.php

@@ -0,0 +1,49 @@
+<?php declare( strict_types = 1 );
+
+use WP_MySQL_Proxy\MySQL_Proxy;
+use WP_MySQL_Proxy\Adapter\SQLite_Adapter;
+
+require_once __DIR__ . '/../vendor/autoload.php';
+
+
+
+define( 'WP_SQLITE_AST_DRIVER', true );
+
+// Process CLI arguments:
+$shortopts = 'h:d:p';
+$longopts  = array( 'help', 'database:', 'port:' );
+$opts      = getopt( $shortopts, $longopts );
+
+$help = <<<USAGE
+Usage: php mysql-proxy.php --database <path/to/db.sqlite> [--port <port>]
+
+Options:
+  -h, --help            Show this help message and exit.
+  -d, --database=<path> The path to the SQLite database file.
+  -p, --port=<port>     The port to listen on.
+
+USAGE;
+
+if ( isset( $opts['h'] ) || isset( $opts['help'] ) ) {
+	fwrite( STDERR, $help );
+	exit( 0 );
+}
+
+$db_path = $opts['d'] ?? $opts['database'] ?? null;
+if ( null === $db_path || '' === $db_path ) {
+	fwrite( STDERR, "Error: --database <path/to/db.sqlite> is required. Use --help for usage.\n" );
+	exit( 1 );
+}
+
+$port = (int) ( $opts['p'] ?? $opts['port'] ?? 3306 );
+if ( $port < 1 || $port > 65535 ) {
+	fwrite( STDERR, "Error: --port must be an integer between 1 and 65535.\n" );
+	exit( 1 );
+}
+
+// Start the MySQL proxy.
+$proxy = new MySQL_Proxy(
+	new SQLite_Adapter( $db_path ),
+	array( 'port' => $port )
+);
+$proxy->start();