[Nostromo] Refactor Deployment, add Strategies.

src/Deploy/Strategy/ReleasesStrategy.php

@@ -0,0 +1,122 @@
+<?php
+/*
+ * This file is part of the Magallanes package.
+ *
+ * (c) Andrés Montañez <andres@andresmontanez.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Mage\Deploy\Strategy;
+
+use Mage\Runtime\Exception\RuntimeException;
+use Mage\Runtime\Runtime;
+
+/**
+ * Strategy for Deployment with Releases, using TarGz and SCP
+ *
+ * @author Andrés Montañez <andresmontanez@gmail.com>
+ */
+class ReleasesStrategy implements StrategyInterface
+{
+    /**
+     * @var Runtime
+     */
+    protected $runtime;
+
+    public function getName()
+    {
+        return 'Releases';
+    }
+
+    public function setRuntime(Runtime $runtime)
+    {
+        $this->runtime = $runtime;
+    }
+
+    public function getPreDeployTasks()
+    {
+        $this->checkStage(Runtime::PRE_DEPLOY);
+        $tasks = $this->runtime->getTasks();
+
+        if ($this->runtime->getBranch() && !$this->runtime->inRollback() && !in_array('git/change-branch', $tasks)) {
+            array_unshift($tasks, 'git/change-branch');
+        }
+
+        if (!$this->runtime->inRollback() && !in_array('deploy/targz/prepare', $tasks)) {
+            array_push($tasks, 'deploy/targz/prepare');
+        }
+
+        return $tasks;
+    }
+
+    public function getOnDeployTasks()
+    {
+        $this->checkStage(Runtime::ON_DEPLOY);
+        $tasks = $this->runtime->getTasks();
+
+        if (!$this->runtime->inRollback() && !in_array('deploy/targz/copy', $tasks)) {
+            array_unshift($tasks, 'deploy/targz/copy');
+        }
+
+        if (!$this->runtime->inRollback() && !in_array('deploy/release/prepare', $tasks)) {
+            array_unshift($tasks, 'deploy/release/prepare');
+        }
+
+        return $tasks;
+    }
+
+    public function getOnReleaseTasks()
+    {
+        $this->checkStage(Runtime::ON_RELEASE);
+        $tasks = $this->runtime->getTasks();
+
+        if (!in_array('deploy/release', $tasks)) {
+            array_unshift($tasks, 'deploy/release');
+        }
+
+        return $tasks;
+    }
+
+    public function getPostReleaseTasks()
+    {
+        $this->checkStage(Runtime::POST_RELEASE);
+        $tasks = $this->runtime->getTasks();
+
+        if (!in_array('deploy/release/cleanup', $tasks)) {
+            array_unshift($tasks, 'deploy/release/cleanup');
+        }
+
+        return $tasks;
+    }
+
+    public function getPostDeployTasks()
+    {
+        $this->checkStage(Runtime::POST_DEPLOY);
+        $tasks = $this->runtime->getTasks();
+
+        if (!$this->runtime->inRollback() && !in_array('deploy/targz/cleanup', $tasks)) {
+            array_unshift($tasks, 'deploy/targz/cleanup');
+        }
+
+        if ($this->runtime->getBranch() && !$this->runtime->inRollback() && !in_array('git/change-branch', $tasks)) {
+            array_push($tasks, 'git/change-branch');
+        }
+
+        return $tasks;
+    }
+
+    /**
+     * Check the runtime stage is correct
+     *
+     * @param $stage
+     * @throws RuntimeException
+     */
+    private function checkStage($stage)
+    {
+        if ($this->runtime->getStage() !== $stage) {
+            throw new RuntimeException(sprintf('Invalid stage, got "%s" but expected "%"', $this->runtime->getStage(), $stage));
+        }
+    }
+}

src/Deploy/Strategy/RsyncStrategy.php

@@ -0,0 +1,96 @@
+<?php
+/*
+ * This file is part of the Magallanes package.
+ *
+ * (c) Andrés Montañez <andres@andresmontanez.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Mage\Deploy\Strategy;
+
+use Mage\Runtime\Exception\RuntimeException;
+use Mage\Runtime\Runtime;
+
+/**
+ * Strategy for Deployment with Rsync
+ *
+ * @author Andrés Montañez <andresmontanez@gmail.com>
+ */
+class RsyncStrategy implements StrategyInterface
+{
+    /**
+     * @var Runtime
+     */
+    protected $runtime;
+
+    public function getName()
+    {
+        return 'Rsync';
+    }
+
+    public function setRuntime(Runtime $runtime)
+    {
+        $this->runtime = $runtime;
+    }
+
+    public function getPreDeployTasks()
+    {
+        $this->checkStage(Runtime::PRE_DEPLOY);
+        $tasks = $this->runtime->getTasks();
+
+        if ($this->runtime->getBranch() && !$this->runtime->inRollback() && !in_array('git/change-branch', $tasks)) {
+            array_unshift($tasks, 'git/change-branch');
+        }
+
+        return $tasks;
+    }
+
+    public function getOnDeployTasks()
+    {
+        $this->checkStage(Runtime::ON_DEPLOY);
+        $tasks = $this->runtime->getTasks();
+
+        if (!$this->runtime->inRollback() && !in_array('deploy/rsync', $tasks)) {
+            array_unshift($tasks, 'deploy/rsync');
+        }
+
+        return $tasks;
+    }
+
+    public function getOnReleaseTasks()
+    {
+        return [];
+    }
+
+    public function getPostReleaseTasks()
+    {
+        return [];
+    }
+
+    public function getPostDeployTasks()
+    {
+        $this->checkStage(Runtime::POST_DEPLOY);
+        $tasks = $this->runtime->getTasks();
+
+        if ($this->runtime->getBranch() && !$this->runtime->inRollback() && !in_array('git/change-branch', $tasks)) {
+            array_push($tasks, 'git/change-branch');
+        }
+
+        return $tasks;
+    }
+
+    /**
+     * Check the runtime stage is correct
+     *
+     * @param $stage
+     * @throws RuntimeException
+     */
+    private function checkStage($stage)
+    {
+        if ($this->runtime->getStage() !== $stage) {
+            throw new RuntimeException(sprintf('Invalid stage, got "%s" but expected "%"', $this->runtime->getStage(), $stage));
+        }
+    }
+}

src/Deploy/Strategy/StrategyInterface.php

@@ -0,0 +1,35 @@
+<?php
+/*
+ * This file is part of the Magallanes package.
+ *
+ * (c) Andrés Montañez <andres@andresmontanez.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Mage\Deploy\Strategy;
+
+use Mage\Runtime\Runtime;
+
+/**
+ * Interface for Deploy Strategies
+ *
+ * @author Andrés Montañez <andresmontanez@gmail.com>
+ */
+interface StrategyInterface
+{
+    public function getName();
+
+    public function setRuntime(Runtime $runtime);
+
+    public function getPreDeployTasks();
+
+    public function getOnDeployTasks();
+
+    public function getOnReleaseTasks();
+
+    public function getPostReleaseTasks();
+
+    public function getPostDeployTasks();
+}