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Releases Rollback. Tweaks.

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This commit is contained in:
Andrs Montaez 2012-01-01 18:10:25 -02:00
parent 2e35bfe129
commit 01cbd0e447
9 changed files with 169 additions and 12 deletions
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7
Mage/Console.php
View file

@ -111,7 +111,12 @@ class Mage_Console
switch ($this->_args[1]) {
case 'list':
$task->setAction($this->_args[1]);
break;
break;
case 'rollback':
$task->setAction($this->_args[1]);
$task->setRelease($this->_args[2]);
break;
}
$task->run($config);
break;

9
Mage/Task/BuiltIn/Deployment/Releases.php
View file

@ -15,7 +15,14 @@ class Mage_Task_BuiltIn_Deployment_Releases
$currentCopy = $releasesDirectory . '/' . $this->_config->getReleaseId();
$result = $this->_runRemoteCommand('ln -sf ' . $currentCopy . ' ' . $symlink);
$userGroup = '';
$resultFetch = $this->_runRemoteCommand('ls -ld ' . $currentCopy . ' | awk \'{print \$3\":\"\$4}\'', $userGroup);
$command = 'rm -f ' . $symlink
. ' && '
. 'ln -sf ' . $currentCopy . ' ' . $symlink
. ' && '
. 'chown -h ' . $userGroup . ' ' . $symlink;
$result = $this->_runRemoteCommand($command);
return $result;
} else {

3
Mage/Task/BuiltIn/Releases/List.php
View file

@ -46,8 +46,11 @@ class Mage_Task_BuiltIn_Releases_List
}
}
Mage_Console::output('');
return $result;
} else {
Mage_Console::output('');
return false;
}
}

126
Mage/Task/BuiltIn/Releases/Rollback.php Normal file
View file

@ -0,0 +1,126 @@
<?php
class Mage_Task_BuiltIn_Releases_Rollback
extends Mage_Task_TaskAbstract
{
private $_release = null;
public function getName()
{
return 'Rollback release [built-in]';
}
public function setRelease($releaseId)
{
$this->_release = $releaseId;
return $this;
}
public function getRelease()
{
return $this->_release;
}
public function run()
{
if ($this->_config->release('enabled', false) == true) {
$releasesDirectory = $this->_config->release('directory', 'releases');
$symlink = $this->_config->release('symlink', 'current');
$output = '';
$result = $this->_runRemoteCommand('ls -1 ' . $releasesDirectory, $output);
$releases = ($output == '') ? array() : explode(PHP_EOL, $output);
if (count($releases) == 0) {
Mage_Console::output('Release are not available for <dark_gray>' . $this->_config->getHost() . '</dark_gray> ... <red>FAIL</red>');
} else {
rsort($releases);
$releaseIsAvailable = false;
if ($this->getRelease() == '') {
$releaseId = $releases[0];
} else if ($this->getRelease() <= 0) {
$index = $this->getRelease() * -1;
if (isset($releases[$index])) {
$releaseId = $releases[$index];
$releaseIsAvailable = true;
}
} else {
if (in_array($this->getRelease(), $releases)) {
$releaseId = $this->getRelease();
$releaseIsAvailable = true;
}
}
if (!$releaseIsAvailable) {
Mage_Console::output('Release <dark_gray>' . $this->getRelease() . '</dark_gray> is invalid or unavailable for <dark_gray>' . $this->_config->getHost() . '</dark_gray> ... <red>FAIL</red>');
} else {
Mage_Console::output('Rollback release on <dark_gray>' . $this->_config->getHost() . '</dark_gray>');
$rollbackTo = $releasesDirectory . '/' . $releaseId;
// Tasks
$tasks = 1;
$completedTasks = 0;
$tasksToRun = $this->_config->getTasks();
$this->_config->setReleaseId($releaseId);
if (count($tasksToRun) == 0) {
Mage_Console::output('<light_purple>Warning!</light_purple> <dark_gray>No </dark_gray><light_cyan>Deployment</light_cyan> <dark_gray>tasks defined.</dark_gray>', 2);
Mage_Console::output('Deployment to <dark_gray>' . $this->_config->getHost() . '</dark_gray> skipped!', 1, 3);
} else {
foreach ($tasksToRun as $taskName) {
$tasks++;
$task = Mage_Task_Factory::get($taskName, $this->_config);
$task->init();
Mage_Console::output('Running <purple>' . $task->getName() . '</purple> ... ', 2, false);
$result = $task->run();
if ($result == true) {
Mage_Console::output('<green>OK</green>', 0);
$completedTasks++;
} else {
Mage_Console::output('<red>FAIL</red>', 0);
}
}
}
// Changing Release
Mage_Console::output('Releasing to <dark_gray>' . $releaseId . '</dark_gray> ... ', 2, false);
$userGroup = '';
$resultFetch = $this->_runRemoteCommand('ls -ld ' . $rollbackTo . ' | awk \'{print \$3\":\"\$4}\'', $userGroup);
$command = 'rm -f ' . $symlink
. ' && '
. 'ln -sf ' . $rollbackTo . ' ' . $symlink
. ' && '
. 'chown -h ' . $userGroup . ' ' . $symlink;
$result = $this->_runRemoteCommand($command);
if ($result) {
Mage_Console::output('<green>OK</green>', 0);
$completedTasks++;
} else {
Mage_Console::output('<red>FAIL</red>', 0);
}
if ($completedTasks == $tasks) {
$tasksColor = 'green';
} else {
$tasksColor = 'red';
}
Mage_Console::output('Release rollback on <dark_gray>' . $this->_config->getHost() . '</dark_gray> compted: <' . $tasksColor . '>' . $completedTasks . '/' . $tasks . '</' . $tasksColor . '> tasks done.', 1, 3);
}
}
return $result;
} else {
return false;
}
}
}

4
Mage/Task/Deploy.php
View file

@ -31,6 +31,8 @@ class Mage_Task_Deploy
Mage_Console::output('Deploying to <dark_gray>' . $host . '</dark_gray>');
$tasksToRun = $config->getTasks();
array_unshift($tasksToRun, 'deployment/rsync');
if ($config->release('enabled', false) == true) {
$config->setReleaseId($this->_releaseId);
array_push($tasksToRun, 'deployment/releases');
@ -57,8 +59,6 @@ class Mage_Task_Deploy
}
}
// Run Post-Deployment Tasks
if ($completedTasks == $tasks) {
$tasksColor = 'green';
} else {

21
Mage/Task/Releases.php
View file

@ -3,6 +3,7 @@ class Mage_Task_Releases
{
private $_config = null;
private $_action = null;
private $_release = null;
public function setAction($action)
{
@ -15,6 +16,17 @@ class Mage_Task_Releases
return $this->_action;
}
public function setRelease($releaseId)
{
$this->_release = $releaseId;
return $this;
}
public function getRelease()
{
return $this->_release;
}
public function run(Mage_Config $config)
{
$this->_config = $config;
@ -34,11 +46,16 @@ class Mage_Task_Releases
$task->init();
$result = $task->run();
break;
case 'rollback':
$task = Mage_Task_Factory::get('releases/rollback', $config);
$task->init();
$task->setRelease($this->getRelease());
$result = $task->run();
break;
}
Mage_Console::output('');
}
}
}
private function _listReleases()

9
bin/mage.php
View file

@ -7,10 +7,11 @@
# mage releases list to:production
# mage releases rollback to:production
# mage releases rollback:-1 to:production
# mage releases rollback:-2 to:production
# mage releases rollback:-3 to:production
# mage releases rollback:0 to:production
# mage releases rollback -1 to:production
# mage releases rollback -2 to:production
# mage releases rollback -3 to:production
# mage releases rollback 0 to:production
# mage releases rollback 20120101172148 to:production
# mage add environment production --width-releases
# mage init

1
docs/example-config/.mage/config/environment/production.yaml
View file

@ -19,6 +19,5 @@ tasks:
pre-deploy:
- scm/update
on-deploy:
- deployment/rsync
- privileges
#post-deploy:

1
docs/example-config/.mage/config/environment/staging.yaml
View file

@ -9,6 +9,5 @@ tasks:
pre-deploy:
- scm/update
on-deploy:
- deployment/rsync
- privileges
#post-deploy: