protected function execute(InputInterface $input, OutputInterface $output)
{
$regions = ['eu-west-1', 'us-east-1'];
/** @var QuestionHelper $helper */
$helper = $this->getHelper('question');
$required = function ($value) {
if (!trim($value)) {
throw new \Exception('Must not be empty');
}
return $value;
};
$validRegion = function ($value) use($regions) {
if (!in_array($value, $regions)) {
throw new \Exception('Not a valid region');
}
return $value;
};
$question = (new Question('Access Key: '))->setValidator($required);
$accessKey = $helper->ask($input, $output, $question);
$question = (new Question('Secret Key: '))->setValidator($required)->setHidden(true)->setHiddenFallback(true);
$secretKey = $helper->ask($input, $output, $question);
$question = (new Question('Default Region: '))->setValidator($validRegion)->setAutocompleterValues($regions);
$region = $helper->ask($input, $output, $question);
$this->configuration->write(compact('accessKey', 'secretKey', 'region'));
$output->writeln('Credentials Saved.');
return 1;
// stops the runner from continuing
}
protected function execute(InputInterface $input, OutputInterface $output)
{
$configuration = $this->configuration->read();
if (!$configuration) {
$output->writeln('<error>No credentials stored. Run "ec2ssh config" first.</error>');
return 1;
// stops the runner from continuing
}
$client = new Ec2Client(['credentials' => ['key' => $configuration['accessKey'], 'secret' => $configuration['secretKey']], 'region' => $configuration['region'], 'version' => 'latest']);
$response = $client->describeInstances();
$instances = [];
foreach ($response['Reservations'] as $reservation) {
foreach ($reservation['Instances'] as $instance) {
$key = $instance['KeyName'];
$id = $instance['InstanceId'];
$dns = $instance['PublicDnsName'];
$zone = $instance['Placement']['AvailabilityZone'];
$type = $instance['InstanceType'];
$name = '';
$role = '';
$system = '';
foreach ($instance['Tags'] as $tag) {
if ($tag['Key'] === 'System') {
$system = $tag['Value'];
}
if ($tag['Key'] === 'Name') {
$name = $tag['Value'];
}
if ($tag['Key'] === 'Role') {
$role = $tag['Value'];
}
}
$instances[$role . ' ' . $id] = compact('key', 'id', 'dns', 'zone', 'type', 'name', 'role', 'system');
}
}
ksort($instances);
$instances = array_values($instances);
$table = new Table($output);
$table->setHeaders(['', 'Role', 'ID', 'Size', 'DNS']);
$lastRole = null;
foreach ($instances as $i => $instance) {
if ($instance['role'] !== $lastRole && $lastRole !== null) {
$table->addRow(new TableSeparator());
}
$table->addRow([$i + 1, '<options=bold>' . $instance['role'] . '</>', $instance['id'], $instance['type'], $instance['dns']]);
$lastRole = $instance['role'];
}
$table->render();
$range = range(1, count($instances));
$question = (new Question('Which box to SSH to? '))->setAutocompleterValues($range)->setValidator(function ($value) use($range) {
if (!in_array($value, $range)) {
throw new \Exception('Invalid choice');
}
return $value;
});
$choice = $this->getHelper('question')->ask($input, $output, $question);
$instance = $instances[$choice - 1];
$name = $instance['role'] . ' (' . $instance['id'] . ')';
file_put_contents('/tmp/ec2ssh-tmp-server', 'ubuntu@' . $instance['dns']);
$output->writeln('');
$output->writeln('<info>Connecting to ' . $name . '...</info>');
}
