ServerManager project files

2026-06-06 17:58:34 -04:00
parent ce1863d955
commit 9c0bc7f189
502 changed files with 87837 additions and 0 deletions
--- a/src/Services/SSHService.php
+++ b/src/Services/SSHService.php
@@ -0,0 +1,168 @@
+<?php
+
+declare(strict_types=1);
+
+namespace ServerManager\Services;
+
+use phpseclib3\Net\SSH2;
+use phpseclib3\Crypt\PublicKeyLoader;
+use ServerManager\Core\App;
+use ServerManager\Core\Encryption;
+use ServerManager\Core\Logger;
+
+class SSHService
+{
+    private ?SSH2 $connection = null;
+    private array $serverConfig;
+    private Logger $logger;
+
+    public function __construct()
+    {
+        $this->logger = Logger::getInstance();
+    }
+
+    public function connect(array $server, bool $forceReconnect = false): bool
+    {
+        if ($this->connection !== null && !$forceReconnect) {
+            return $this->connection->isConnected();
+        }
+
+        $this->serverConfig = $server;
+        $config = App::getConfig()['ssh'];
+
+        try {
+            $host = $server['ip_address'] ?? $server['hostname'];
+            $port = (int) ($server['ssh_port'] ?? 22);
+
+            $this->connection = new SSH2($host, $port, $config['timeout'] ?? 30);
+
+            if (!empty($server['ssh_key'])) {
+                $key = PublicKeyLoader::load($server['ssh_key']);
+                $result = $this->connection->login($server['ssh_user'], $key);
+            } elseif (!empty($server['ssh_password'])) {
+                $result = $this->connection->login($server['ssh_user'], $server['ssh_password']);
+            } else {
+                throw new \RuntimeException('No authentication method configured');
+            }
+
+            if (!$result) {
+                throw new \RuntimeException('SSH authentication failed for ' . $host);
+            }
+
+            if ($config['keepalive_interval'] ?? 0 > 0) {
+                $this->connection->setKeepAlive($config['keepalive_interval']);
+            }
+
+            $this->logger->info("SSH connection established to {$host}");
+            return true;
+        } catch (\Throwable $e) {
+            $this->logger->error("SSH connection failed: " . $e->getMessage(), [
+                'host' => $host ?? 'unknown',
+                'port' => $port ?? 22,
+            ]);
+            $this->connection = null;
+            return false;
+        }
+    }
+
+    public function disconnect(): void
+    {
+        if ($this->connection !== null) {
+            $this->connection->disconnect();
+            $this->connection = null;
+        }
+    }
+
+    public function exec(string $command, int $timeout = 0): array
+    {
+        if ($this->connection === null || !$this->connection->isConnected()) {
+            throw new \RuntimeException('No active SSH connection');
+        }
+
+        $timeout = $timeout ?: (App::getConfig()['ssh']['command_timeout'] ?? 60);
+
+        $this->connection->setTimeout($timeout);
+
+        $output = $this->connection->exec($command);
+        $exitStatus = $this->connection->getExitStatus();
+        $stderr = $this->connection->getStdError() ?? '';
+
+        $this->logger->info("SSH command executed", [
+            'command' => $command,
+            'exit_status' => $exitStatus,
+        ]);
+
+        return [
+            'output' => $output,
+            'exit_status' => $exitStatus,
+            'stderr' => $stderr,
+        ];
+    }
+
+    public function write(string $data): void
+    {
+        if ($this->connection !== null && $this->connection->isConnected()) {
+            $this->connection->write($data);
+        }
+    }
+
+    public function read(string $expected = '', int $mode = SSH2::READ_REGEX): string
+    {
+        if ($this->connection === null || !$this->connection->isConnected()) {
+            throw new \RuntimeException('No active SSH connection');
+        }
+        return $this->connection->read($expected, $mode);
+    }
+
+    public function getInteractiveShell(): ?SSH2
+    {
+        return $this->connection;
+    }
+
+    public function testConnection(array $server): bool
+    {
+        try {
+            $result = $this->connect($server, true);
+            if ($result) {
+                $this->disconnect();
+                return true;
+            }
+            return false;
+        } catch (\Throwable $e) {
+            $this->logger->warning("SSH connection test failed", ['error' => $e->getMessage()]);
+            return false;
+        }
+    }
+
+    public function getSystemInfo(): array
+    {
+        $commands = [
+            'hostname' => 'hostname',
+            'os' => 'cat /etc/os-release | head -1',
+            'kernel' => 'uname -r',
+            'uptime' => 'uptime -p',
+            'cpu_model' => 'cat /proc/cpuinfo | grep "model name" | head -1',
+            'cpu_cores' => 'nproc',
+            'mem_total' => 'free -b | grep Mem | awk \'{print $2}\'',
+            'mem_used' => "free -b | grep Mem | awk '{print $3}'",
+            'mem_avail' => "free -b | grep Mem | awk '{print $7}'",
+            'disk_total' => "df -B1 / | tail -1 | awk '{print $2}'",
+            'disk_used' => "df -B1 / | tail -1 | awk '{print $3}'",
+            'disk_avail' => "df -B1 / | tail -1 | awk '{print $4}'",
+            'disk_percent' => "df / | tail -1 | awk '{print $5}' | sed 's/%//'",
+        ];
+
+        $info = [];
+        foreach ($commands as $key => $cmd) {
+            $result = $this->exec($cmd);
+            $info[$key] = trim($result['output']);
+        }
+
+        return $info;
+    }
+
+    public function __destruct()
+    {
+        $this->disconnect();
+    }
+}