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<?php |
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namespace EricMakesStuff\ServerMonitor\Notifications; |
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use EricMakesStuff\ServerMonitor\Monitors\HttpPingMonitor; |
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use EricMakesStuff\ServerMonitor\Monitors\SSLCertificateMonitor; |
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use Illuminate\Contracts\Logging\Log as LogContract; |
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use EricMakesStuff\ServerMonitor\Monitors\DiskUsageMonitor; |
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use Exception; |
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class Notifier |
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{ |
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/** @var array */ |
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protected $config; |
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/** @var \Illuminate\Contracts\Logging\Log */ |
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protected $log; |
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protected $serverName; |
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/** |
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* @param \Illuminate\Contracts\Logging\Log $log |
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*/ |
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public function __construct(LogContract $log) |
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{ |
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$this->log = $log; |
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$this->serverName = config('server-monitor.server.name'); |
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$this->subject = "{$this->serverName} Server Monitoring"; |
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} |
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View Code Duplication |
public function diskUsageHealthy(DiskUsageMonitor $diskUsageMonitor) |
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{ |
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$this->sendNotification( |
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'whenDiskUsageHealthy', |
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"Disk Usage on {$this->serverName} is Healthy at {$diskUsageMonitor->getPercentageUsed()} Used", |
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"Disk Usage is healthy on {$this->serverName}. Filesystem {$diskUsageMonitor->getPath()} is okay: {$diskUsageMonitor->getPercentageUsed()}", |
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BaseSender::TYPE_SUCCESS |
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); |
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} |
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/** |
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* @param \EricMakesStuff\ServerMonitor\Monitors\DiskUsageMonitor $diskUsageMonitor |
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*/ |
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View Code Duplication |
public function diskUsageAlarm(DiskUsageMonitor $diskUsageMonitor) |
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{ |
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$this->sendNotification( |
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'whenDiskUsageAlarm', |
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"Disk Usage on {$this->serverName} High! {$diskUsageMonitor->getPercentageUsed()} Used", |
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"Disk Usage Alarm on {$this->serverName}! Filesystem {$diskUsageMonitor->getPath()} is above the alarm threshold ({$diskUsageMonitor->getAlarmPercentage()}) at {$diskUsageMonitor->getPercentageUsed()}", |
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BaseSender::TYPE_ERROR |
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); |
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} |
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/** |
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* @param HttpPingMonitor $httpPingMonitor |
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*/ |
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public function httpPingUp(HttpPingMonitor $httpPingMonitor) |
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{ |
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$this->sendNotification( |
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'whenHttpPingUp', |
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"HTTP Ping Success: {$httpPingMonitor->getUrl()}", |
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"HTTP Ping Succeeded for {$httpPingMonitor->getUrl()}. Response Code {$httpPingMonitor->getResponseCode()}.", |
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BaseSender::TYPE_SUCCESS |
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); |
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} |
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/** |
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* @param HttpPingMonitor $httpPingMonitor |
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*/ |
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public function httpPingDown(HttpPingMonitor $httpPingMonitor) |
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{ |
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$additionalInfo = ''; |
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if ($httpPingMonitor->getCheckPhrase() && ! $httpPingMonitor->getResponseContainsPhrase()) { |
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$additionalInfo = " Response did not contain \"{$httpPingMonitor->getCheckPhrase()}\""; |
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} |
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$this->sendNotification( |
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'whenHttpPingDown', |
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"HTTP Ping Failed: {$httpPingMonitor->getUrl()}!", |
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"HTTP Ping Failed for {$httpPingMonitor->getUrl()}! Response Code {$httpPingMonitor->getResponseCode()}.{$additionalInfo}", |
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BaseSender::TYPE_ERROR |
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); |
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} |
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/** |
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* @param SSLCertificateMonitor $sslCertificateMonitor |
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*/ |
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public function sslCertificateValid(SSLCertificateMonitor $sslCertificateMonitor) |
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{ |
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$this->sendNotification( |
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'whenSSLCertificateValid', |
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"SSL Certificate Valid: {$sslCertificateMonitor->getUrl()}", |
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"SSL Certificate is valid for {$sslCertificateMonitor->getUrl()}. Expires in {$sslCertificateMonitor->getCertificateDaysUntilExpiration()} days.", |
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BaseSender::TYPE_SUCCESS |
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); |
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} |
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/** |
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* @param SSLCertificateMonitor $sslCertificateMonitor |
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*/ |
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View Code Duplication |
public function sslCertificateInvalid(SSLCertificateMonitor $sslCertificateMonitor) |
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{ |
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$this->sendNotification( |
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'whenSSLCertificateInvalid', |
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"SSL Certificate Invalid: {$sslCertificateMonitor->getUrl()}", |
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"SSL Certificate is invalid for {$sslCertificateMonitor->getUrl()}. Certificate domain is {$sslCertificateMonitor->getCertificateDomain()}. Certificate expiration date is {$sslCertificateMonitor->getCertificateExpiration()} ({$sslCertificateMonitor->getCertificateDaysUntilExpiration()} days).", |
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BaseSender::TYPE_ERROR |
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); |
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} |
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/** |
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* @param SSLCertificateMonitor $sslCertificateMonitor |
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*/ |
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View Code Duplication |
public function sslCertificateExpiring(SSLCertificateMonitor $sslCertificateMonitor) |
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{ |
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$this->sendNotification( |
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'whenSSLCertificateInvalid', |
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"SSL Certificate Expiring: {$sslCertificateMonitor->getUrl()}", |
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"SSL Certificate for {$sslCertificateMonitor->getUrl()} is expiring on {$sslCertificateMonitor->getCertificateExpiration()} ({$sslCertificateMonitor->getCertificateDaysUntilExpiration()} days).", |
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BaseSender::TYPE_ERROR |
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); |
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} |
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/** |
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* @param string $eventName |
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* @param string $subject |
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* @param string $message |
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* @param string $type |
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*/ |
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protected function sendNotification($eventName, $subject, $message, $type) |
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{ |
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$senderNames = config("server-monitor.notifications.events.{$eventName}"); |
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collect($senderNames) |
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->map(function ($senderName) { |
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$className = $senderName; |
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if (file_exists(__DIR__.'/Senders/'.ucfirst($senderName).'.php')) { |
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$className = '\\EricMakesStuff\\ServerMonitor\\Notifications\\Senders\\'.ucfirst($senderName); |
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} |
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return app($className); |
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}) |
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->each(function (SendsNotifications $sender) use ($subject, $message, $type) { |
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try { |
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$sender |
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->setSubject($subject) |
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->setMessage($message) |
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->setType($type) |
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->send(); |
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} catch (Exception $exception) { |
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$errorMessage = "Server Monitor notifier failed because {$exception->getMessage()}" |
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.PHP_EOL |
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.$exception->getTraceAsString(); |
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$this->log->error($errorMessage); |
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consoleOutput()->error($errorMessage); |
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} |
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}); |
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} |
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} |
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In PHP it is possible to write to properties without declaring them. For example, the following is perfectly valid PHP code:
Generally, it is a good practice to explictly declare properties to avoid accidental typos and provide IDE auto-completion: