DTail
Watch and search Logs entries stored in a DynamoDB table, (*1)
, (*2)
Installing
DTail is available on Packagist., (*3)
To install with composer, add: "otternq/dtail": "dev-master" to composer.json in the require section:, (*4)
"require": {
"php": ">=5.3.3",
"otternq/dtail": "dev-master"
}
then run php composer.phar update (or php composer.phar install depending on the situation) and let composer do the rest., (*5)
Usage
If you want to incoorperate this into another system, see Usage 1. If you just want to see the log entries, see Usage 2, (*6)
Usage 1
include "vendor/autoload.php";
use Colors\Color;
use Aws\Common\Aws;
use Aws\DynamoDb\DynamoDbClient;
use DTail\DTail;
$config = array(
'dyn-table' => 'PHPErrors',
'dyn-key' => YOUR_AWS_KEY,
'dyn-secret' => YOUR_AWS_SECRET,
'dyn-region' => 'us-east-1'
);
$dynamodbClient = DynamoDbClient::factory(array(
'key' => $config['dyn-key'],
'secret' => $config['dyn-secret'],
'region' => $config['dyn-region'],
)
);
$dtail = new DTail($dynamodbClient);
$iterator = $dtail->get(
$config['dyn-table'],
'PHPErrorReporter'
);
foreach($iterator as $item) {
var_dump($item);
}
Usage 2
If you just want to watch/search log files then use the bin/dtail command:, (*7)
bin/dtail -f /path/to/config/file.php
the config file will look like:, (*8)
return array(
'dyn-table' => 'PHPErrors',
'dyn-key' => YOUR_AWS_KEY,
'dyn-secret' => YOUR_AWS_SECRET,
'dyn-region' => 'us-east-1'
);
and the output will look like:, (*9)
Channel Date Time Level Message Context
PHPErrorReporter 2013-11-14 WARNING Test []
PHPErrorReporter 2013-11-14 WARNING E_WARNING: Division by zero {"file":"/path/to/DTail/app.php","line":26}
PHPErrorReporter 2013-11-14 NOTICE E_NOTICE: Undefined variable: foo {"file":"/path/to/DTail/error.php","line":27}
PHPErrorReporter 2013-11-14 WARNING E_WARNING: Division by zero {"file":"/path/to/DTail/error.php","line":28}
PHPErrorReporter 2013-11-14 NOTICE E_NOTICE: Use of undefined constant T - assumed 'T' {"file":"/path/to/DTail/error.php","line":29}
PHPErrorReporter 2013-11-14 ERROR Uncaught exception {"exception":{"class":"Exception","message":"$arr has no element with index: dyn->key","file":"/path/to/DTail/Utils/Arr.php:26","trace":["/path/to/DTail/bin/app.php:36"]}}
DynamoDB
This tool was written to read log messages stored by monolog using the DynamoDB handler and the DynamoDB structure is displayed on Issue 259., (*10)
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