f6fac6c4bc
Fix bin/publish: use correct .env path for rspade_system Fix bin/publish script: prevent grep exit code 1 from terminating script 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
196 lines
8.6 KiB
PHP
Executable File
196 lines
8.6 KiB
PHP
Executable File
<?php
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namespace App\RSpade\Commands\Migrate;
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use Illuminate\Console\Command;
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use Illuminate\Support\Facades\DB;
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use Symfony\Component\Process\Process;
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use Symfony\Component\Process\Exception\ProcessFailedException;
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class Migrate_Begin_Command extends Command
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{
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protected $signature = 'migrate:begin';
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protected $description = 'Begin a migration session by creating a MySQL snapshot';
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protected $mysql_data_dir = '/var/lib/mysql';
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protected $backup_dir = '/var/lib/mysql_backup';
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protected $flag_file = '/var/www/html/.migrating';
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public function handle()
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{
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// Check if already in migration mode
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if (file_exists($this->flag_file)) {
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$flag_data = json_decode(file_get_contents($this->flag_file), true);
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$started_at = $flag_data['started_at'] ?? 'unknown time';
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$this->info('✅ Migration session already active!');
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$this->info('');
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$this->line('📝 Session started at: ' . $started_at);
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$this->line('📦 Snapshot available at: ' . $this->backup_dir);
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$this->info('');
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$this->line('You are currently in migration mode with an active snapshot.');
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$this->line('There is no need to create another snapshot.');
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$this->info('');
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$this->line('Your options:');
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$this->info('');
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$this->line('1. 🚀 Continue creating/running migrations:');
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$this->line(' php artisan migrate');
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$this->info('');
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$this->line('2. ✅ Keep all changes and exit migration mode:');
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$this->line(' php artisan migrate:commit');
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$this->line(' (After commit, run migrate:begin again for new atomic migrations)');
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$this->info('');
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$this->line('3. ⏪ Discard all changes since snapshot and exit migration mode:');
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$this->line(' php artisan migrate:rollback');
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$this->line(' (Database will be restored to state at ' . $started_at . ')');
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$this->info('');
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$this->warn('⚠️ The web UI remains disabled while in migration mode.');
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return 0; // Return success since we're providing helpful information
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}
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// Check if running in production
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if (app()->environment('production')) {
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$this->error('⚠️ This command is not available in production!');
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$this->info('Snapshot-based migrations are only for development environments.');
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$this->info('In production, run migrations directly with: php artisan migrate');
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return 1;
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}
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// Check if running in Docker environment
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if (!file_exists('/.dockerenv')) {
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$this->error('⚠️ This command requires Docker environment!');
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$this->info('Snapshot-based migrations are only available in Docker development environments.');
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return 1;
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}
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$this->info('🔄 Starting migration snapshot process...');
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try {
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// Step 1: Stop MySQL using supervisorctl
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$this->info('1️⃣ Stopping MySQL server...');
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shell_exec('supervisorctl stop mysql 2>&1');
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// Wait a moment for process to die
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sleep(3);
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// Step 2: Remove old backup if exists
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if (is_dir($this->backup_dir)) {
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$this->info('2️⃣ Removing old backup...');
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$this->run_command(['rm', '-rf', $this->backup_dir]);
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}
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// Step 3: Copy MySQL data directory
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$this->info('3️⃣ Creating snapshot of MySQL data...');
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$this->run_command(['cp', '-r', $this->mysql_data_dir, $this->backup_dir]);
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// Step 4: Start MySQL again using supervisorctl
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$this->info('4️⃣ Starting MySQL server...');
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shell_exec('supervisorctl start mysql 2>&1');
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// Step 5: Wait for MySQL to be ready
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$this->info('5️⃣ Waiting for MySQL to be ready...');
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$this->wait_for_mysql_ready();
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// Step 6: Create migration flag file
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$this->info('6️⃣ Creating migration flag...');
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file_put_contents($this->flag_file, json_encode([
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'started_at' => now()->toIso8601String(),
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'started_by' => get_current_user(),
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'backup_dir' => $this->backup_dir,
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], JSON_PRETTY_PRINT));
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// Success message
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$this->info('');
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$this->info('✅ Database snapshot created successfully!');
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$this->info('');
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$this->line('📋 Migration session is now active. You can:');
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$this->line(' • Run migrations: php artisan migrate');
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$this->line(' • Commit changes: php artisan migrate:commit');
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$this->line(' • Rollback changes: php artisan migrate:rollback');
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$this->info('');
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// Migration best practices for LLMs
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$this->warn('⚠️ MIGRATION GUIDELINES FOR LLMs:');
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$this->line('');
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$this->line(' 🔹 Use RAW MySQL queries, not Laravel schema builder:');
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$this->line(' ✅ DB::statement("ALTER TABLE users ADD COLUMN age INT")');
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$this->line(' ❌ Schema::table("users", function($table) { $table->integer("age"); })');
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$this->line('');
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$this->line(' 🔹 ALL tables MUST have BIGINT ID primary key:');
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$this->line(' ✅ id BIGINT NOT NULL AUTO_INCREMENT PRIMARY KEY');
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$this->line(' ❌ No exceptions - every table needs this exact ID column (SIGNED for easier migrations)');
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$this->line('');
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$this->line(' 🔹 Integer column types:');
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$this->line(' ✅ BIGINT for all integers (IDs, counts, foreign keys, etc.)');
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$this->line(' ✅ TINYINT(1) for boolean values (true/false only)');
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$this->line(' ❌ NEVER use unsigned - always use signed integers');
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$this->line(' ❌ NEVER use INT - always use BIGINT for consistency');
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$this->line('');
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$this->line(' 🔹 Migrations must be SELF-CONTAINED:');
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$this->line(' • Use direct table names, not Model references');
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$this->line(' • Use raw DB queries, not ORM/QueryBuilder');
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$this->line(' • Never import Models or Services');
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$this->line('');
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$this->line(' 🔹 Examples of GOOD migration code:');
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$this->line(' DB::statement("CREATE TABLE posts (');
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$this->line(' id BIGINT NOT NULL AUTO_INCREMENT PRIMARY KEY,');
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$this->line(' title VARCHAR(255)');
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$this->line(' )")');
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$this->line(' DB::statement("UPDATE users SET status = \'active\' WHERE created_at < NOW()")');
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$this->line('');
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$this->line(' 🔹 Target: MySQL only (no need for database abstraction)');
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$this->info('');
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$this->warn('⚠️ The web UI is disabled during migration mode.');
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return 0;
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} catch (\Exception $e) {
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$this->error('❌ Failed to create snapshot: ' . $e->getMessage());
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// Try to restart MySQL if it's stopped
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$this->info('Attempting to restart MySQL...');
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shell_exec('supervisorctl start mysql 2>&1');
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return 1;
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}
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}
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/**
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* Run a shell command and check for errors
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*/
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protected function run_command(array $command, bool $throw_on_error = true): string
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{
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$process = new Process($command);
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$process->setTimeout(60);
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$process->run();
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if ($throw_on_error && !$process->isSuccessful()) {
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throw new ProcessFailedException($process);
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}
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return $process->getOutput();
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}
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/**
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* Wait for MySQL to be ready for connections
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*/
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protected function wait_for_mysql_ready(): void
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{
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$max_attempts = 30;
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$attempt = 0;
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while ($attempt < $max_attempts) {
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// Use mysql client to test connection (similar to user's approach)
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$result = shell_exec("echo \"SELECT 'test';\" | mysql -uroot 2>/dev/null | grep test");
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if ($result !== null && str_contains($result, 'test')) {
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return;
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}
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sleep(1);
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$attempt++;
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}
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throw new \Exception('MySQL did not start within 30 seconds');
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}
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} |