feat: added vagrant transport layer (#40)

Although possible with the ssh layer, it's cumbersome as it requires to specify the vagrant ssh key, host and port.

CHANGELOG.md

@@ -2,6 +2,7 @@
 
 ### 2.0.2 -
 * When the transport is Docker, allow setting any docker-compose flags in the alias file
+* Added vagrant transport
 
 ### 2.0.1 - 2019/Apr/2
 

README.md

@@ -45,6 +45,16 @@ local:
     options: -o PasswordAuthentication=no -i $HOME/.ssh/id_rsa 
 
 ```
+### Vagrant
+Wraps commands so they run with `vagrant ssh -c`.
+
+Example:
+```yaml
+local:
+  uri: http://localhost
+  vagrant:
+```
+
 #### Docker Compose
 Wraps a command so that it runs on a remote system via docker-compose.
 

src/Factory/VagrantTransportFactory.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace Consolidation\SiteProcess\Factory;
+
+use Consolidation\SiteAlias\SiteAliasInterface;
+use Consolidation\SiteProcess\Transport\VagrantTransport;
+
+/**
+ * VagrantTransportFactory will create a VagrantTransport for applicable site aliases.
+ */
+class VagrantTransportFactory implements TransportFactoryInterface
+{
+    /**
+     * @inheritdoc
+     */
+    public function check(SiteAliasInterface $siteAlias)
+    {
+        return $siteAlias->has('vagrant');
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function create(SiteAliasInterface $siteAlias)
+    {
+        return new VagrantTransport($siteAlias);
+    }
+}

src/ProcessManager.php

@@ -2,6 +2,7 @@
 
 namespace Consolidation\SiteProcess;
 
+use Consolidation\SiteProcess\Factory\VagrantTransportFactory;
 use Psr\Log\LoggerInterface;
 use Consolidation\SiteAlias\SiteAliasInterface;
 use Consolidation\SiteProcess\Factory\SshTransportFactory;
@@ -68,6 +69,7 @@ public static function addTransports(ProcessManager $processManager)
     {
         $processManager->add(new SshTransportFactory());
         $processManager->add(new DockerComposeTransportFactory());
+        $processManager->add(new VagrantTransportFactory());
 
         return $processManager;
     }

src/Transport/VagrantTransport.php

@@ -0,0 +1,85 @@
+<?php
+
+namespace Consolidation\SiteProcess\Transport;
+
+use Consolidation\SiteProcess\SiteProcess;
+use Consolidation\SiteProcess\Util\Escape;
+use Consolidation\SiteAlias\SiteAliasInterface;
+use Consolidation\SiteProcess\Util\Shell;
+
+/**
+ * VagrantTransport knows how to wrap a command such that it runs on a remote
+ * system via the vagrant cli.
+ */
+class VagrantTransport implements TransportInterface
+{
+    protected $tty;
+    protected $siteAlias;
+
+    public function __construct(SiteAliasInterface $siteAlias)
+    {
+        $this->siteAlias = $siteAlias;
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function configure(SiteProcess $process)
+    {
+        $this->tty = $process->isTty();
+    }
+
+    /**
+     * inheritdoc
+     */
+    public function wrap($args)
+    {
+        $transport = ['vagrant', 'ssh'];
+        $transportOptions = $this->getTransportOptions();
+        $commandToExecute = $this->getCommandToExecute($args);
+
+        return array_merge(
+            $transport,
+            $transportOptions,
+            ['-c'],
+            $commandToExecute
+        );
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function addChdir($cd_remote, $args)
+    {
+        return array_merge(
+            [
+                'cd',
+                $cd_remote,
+                Shell::op('&&'),
+            ],
+            $args
+        );
+    }
+
+    /**
+     * getTransportOptions returns the transport options for the tranport
+     * mechanism itself
+     */
+    protected function getTransportOptions()
+    {
+        return $this->tty ? ['-t'] : [];
+    }
+
+    /**
+     * getCommandToExecute processes the arguments for the command to
+     * be executed such that they are appropriate for the transport mechanism.
+     */
+    protected function getCommandToExecute($args)
+    {
+        // Escape each argument for the target system and then join
+        $args = Escape::argsForSite($this->siteAlias, $args);
+        $commandToExecute = implode(' ', $args);
+
+        return [$commandToExecute];
+    }
+}

tests/Transport/VagrantTransportTest.php

@@ -0,0 +1,36 @@
+<?php
+
+namespace Consolidation\SiteProcess;
+
+use Consolidation\SiteProcess\Transport\VagrantTransport;
+use PHPUnit\Framework\TestCase;
+use Consolidation\SiteAlias\SiteAlias;
+
+class VagrantTransportTest extends TestCase
+{
+    /**
+     * Data provider for testWrap.
+     */
+    public function wrapTestValues()
+    {
+        return [
+            [
+                'vagrant ssh -c ls',
+                [
+                    'vagrant' => []
+                ],
+            ]
+        ];
+    }
+
+    /**
+     * @dataProvider wrapTestValues
+     */
+    public function testWrap($expected, $siteAliasData)
+    {
+        $siteAlias = new SiteAlias($siteAliasData, '@alias.dev');
+        $dockerTransport = new VagrantTransport($siteAlias);
+        $actual = $dockerTransport->wrap(['ls']);
+        $this->assertEquals($expected, implode(' ', $actual));
+    }
+}