S3バケットにブラウザから直接ファイルをアップロードしたい

S3バケットにブラウザから直接ファイルをアップロードしたい:

curl -sS https://getcomposer.org/installer | php 
 
vi composer.json 
 
{ 
    "require": { 
        "aws/aws-sdk-php": "2.*" 
    } 
} 
 
php composer.phar install 
ls vendor/aws/ -1 
 
test.php 
<?php 
require 'vendor/autoload.php'; 
use Aws\Ec2\Ec2Client; 
 
$client = new Ec2Client([ 
  'region' => 'ap-northeast-1', 
  'version' => '2016-09-15' 
]); 
$result = $client->describeInstances([ 
  'Filters' => [ 
        [ 
            'Name' => 'tag:Name', 
            'Values' => ['website'], 
        ], 
  ] 
]); 
print $result['Reservations'][0]['Instances'][0]['PrivateIpAddress']; 
 
 
 
yum install php-mbstring.x86_64 
php -m | grep mb 
rpm -qa | grep openssl 
rpm -qa | grep mod_ssl 
rpm -qa | grep php-pdo 
curl -sS https://getcomposer.org/installer | php 
mkdir ~/bin 
mv composer.phar ~/bin/composer 
which composer 
composer 
yum install php-xml 
composer require aws/aws-sdk-php 
wget https://getcomposer.org/download/1.0.0-alpha11/composer.phar 
php -d memory_limit=-1 composer.phar require aws/aws-sdk-php