diff options
Diffstat (limited to 'library/Icinga/Application/Logger')
6 files changed, 313 insertions, 0 deletions
diff --git a/library/Icinga/Application/Logger/LogWriter.php b/library/Icinga/Application/Logger/LogWriter.php new file mode 100644 index 0000000..019bdad --- /dev/null +++ b/library/Icinga/Application/Logger/LogWriter.php @@ -0,0 +1,30 @@ +<?php +/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */ + +namespace Icinga\Application\Logger; + +use Icinga\Data\ConfigObject; + +/** + * Abstract class for writers that write messages to a log + */ +abstract class LogWriter +{ + /** + * @var ConfigObject + */ + protected $config; + + /** + * Create a new log writer initialized with the given configuration + */ + public function __construct(ConfigObject $config) + { + $this->config = $config; + } + + /** + * Log a message with the given severity + */ + abstract public function log($severity, $message); +} diff --git a/library/Icinga/Application/Logger/Writer/FileWriter.php b/library/Icinga/Application/Logger/Writer/FileWriter.php new file mode 100644 index 0000000..6b4ed54 --- /dev/null +++ b/library/Icinga/Application/Logger/Writer/FileWriter.php @@ -0,0 +1,80 @@ +<?php +/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */ + +namespace Icinga\Application\Logger\Writer; + +use Exception; +use Icinga\Data\ConfigObject; +use Icinga\Application\Logger; +use Icinga\Application\Logger\LogWriter; +use Icinga\Exception\ConfigurationError; +use Icinga\Util\File; + +/** + * Log to a file + */ +class FileWriter extends LogWriter +{ + /** + * Path to the file + * + * @var string + */ + protected $file; + + /** + * Create a new file log writer + * + * @param ConfigObject $config + * + * @throws ConfigurationError If the configuration directive 'file' is missing or if the path to 'file' does + * not exist or if writing to 'file' is not possible + */ + public function __construct(ConfigObject $config) + { + if ($config->file === null) { + throw new ConfigurationError('Required logging configuration directive \'file\' missing'); + } + $this->file = $config->file; + + if (substr($this->file, 0, 6) !== 'php://' && ! file_exists(dirname($this->file))) { + throw new ConfigurationError( + 'Log path "%s" does not exist', + dirname($this->file) + ); + } + + try { + $this->write(''); // Avoid to handle such errors on every write access + } catch (Exception $e) { + throw new ConfigurationError( + 'Cannot write to log file "%s" (%s)', + $this->file, + $e->getMessage() + ); + } + } + + /** + * Log a message + * + * @param int $level The logging level + * @param string $message The log message + */ + public function log($level, $message) + { + $this->write(date('c') . ' - ' . Logger::$levels[$level] . ' - ' . $message . PHP_EOL); + } + + /** + * Write a message to the log + * + * @param string $message + */ + protected function write($message) + { + $file = new File($this->file, 'a'); + $file->fwrite($message); + $file->fflush(); + } +} diff --git a/library/Icinga/Application/Logger/Writer/PhpWriter.php b/library/Icinga/Application/Logger/Writer/PhpWriter.php new file mode 100644 index 0000000..dedb2bd --- /dev/null +++ b/library/Icinga/Application/Logger/Writer/PhpWriter.php @@ -0,0 +1,39 @@ +<?php +/* Icinga Web 2 | (c) 2016 Icinga Development Team | GPLv2+ */ + +namespace Icinga\Application\Logger\Writer; + +use Icinga\Application\Logger; +use Icinga\Application\Logger\LogWriter; +use Icinga\Data\ConfigObject; +use Icinga\Exception\NotWritableError; + +/** + * Log to the webserver log, a file or syslog + * + * @see https://secure.php.net/manual/en/errorfunc.configuration.php#ini.error-log + */ +class PhpWriter extends LogWriter +{ + /** + * Prefix to prepend to each message + * + * @var string + */ + protected $ident; + + public function __construct(ConfigObject $config) + { + parent::__construct($config); + $this->ident = $config->get('application', 'icingaweb2'); + } + + public function log($severity, $message) + { + if (ini_get('error_log') === 'syslog') { + $message = str_replace("\n", ' ', $message); + } + + error_log($this->ident . ': ' . Logger::$levels[$severity] . ' - ' . $message); + } +} diff --git a/library/Icinga/Application/Logger/Writer/StderrWriter.php b/library/Icinga/Application/Logger/Writer/StderrWriter.php new file mode 100644 index 0000000..2f35ff2 --- /dev/null +++ b/library/Icinga/Application/Logger/Writer/StderrWriter.php @@ -0,0 +1,61 @@ +<?php +/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */ + +namespace Icinga\Application\Logger\Writer; + +use Icinga\Cli\Screen; +use Icinga\Application\Logger; +use Icinga\Application\Logger\LogWriter; + +/** + * Class to write log messages to STDERR + */ +class StderrWriter extends LogWriter +{ + /** + * The current Screen in use + * + * @var Screen + */ + protected $screen; + + /** + * Return the current Screen + * + * @return Screen + */ + protected function screen() + { + if ($this->screen === null) { + $this->screen = Screen::instance(STDERR); + } + + return $this->screen; + } + + /** + * Log a message with the given severity + * + * @param int $severity The severity to use + * @param string $message The message to log + */ + public function log($severity, $message) + { + switch ($severity) { + case Logger::ERROR: + $color = 'red'; + break; + case Logger::WARNING: + $color = 'yellow'; + break; + case Logger::INFO: + $color = 'green'; + break; + case Logger::DEBUG: + $color = 'blue'; + break; + } + + file_put_contents('php://stderr', $this->screen()->colorize($message, $color) . "\n"); + } +} diff --git a/library/Icinga/Application/Logger/Writer/StdoutWriter.php b/library/Icinga/Application/Logger/Writer/StdoutWriter.php new file mode 100644 index 0000000..a6f43e5 --- /dev/null +++ b/library/Icinga/Application/Logger/Writer/StdoutWriter.php @@ -0,0 +1,13 @@ +<?php +/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */ + +namespace Icinga\Application\Logger\Writer; + +/** + * Deprecated, compat only. + * + * Use Icinga\Application\Logger\Writer\StderrWriter instead. + */ +class StdoutWriter extends StderrWriter +{ +} diff --git a/library/Icinga/Application/Logger/Writer/SyslogWriter.php b/library/Icinga/Application/Logger/Writer/SyslogWriter.php new file mode 100644 index 0000000..93efc2a --- /dev/null +++ b/library/Icinga/Application/Logger/Writer/SyslogWriter.php @@ -0,0 +1,90 @@ +<?php +/* Icinga Web 2 | (c) 2014 Icinga Development Team | GPLv2+ */ + +namespace Icinga\Application\Logger\Writer; + +use Icinga\Data\ConfigObject; +use Icinga\Application\Logger; +use Icinga\Application\Logger\LogWriter; +use Icinga\Exception\ConfigurationError; + +/** + * Log to the syslog service + */ +class SyslogWriter extends LogWriter +{ + /** + * Syslog facility + * + * @var int + */ + protected $facility; + + /** + * Prefix to prepend to each message + * + * @var string + */ + protected $ident; + + /** + * Known syslog facilities + * + * @var array + */ + public static $facilities = array( + 'user' => LOG_USER, + 'local0' => LOG_LOCAL0, + 'local1' => LOG_LOCAL1, + 'local2' => LOG_LOCAL2, + 'local3' => LOG_LOCAL3, + 'local4' => LOG_LOCAL4, + 'local5' => LOG_LOCAL5, + 'local6' => LOG_LOCAL6, + 'local7' => LOG_LOCAL7 + ); + + /** + * Log level to syslog severity map + * + * @var array + */ + public static $severityMap = array( + Logger::ERROR => LOG_ERR, + Logger::WARNING => LOG_WARNING, + Logger::INFO => LOG_INFO, + Logger::DEBUG => LOG_DEBUG + ); + + /** + * Create a new syslog log writer + * + * @param ConfigObject $config + */ + public function __construct(ConfigObject $config) + { + $this->ident = $config->get('application', 'icingaweb2'); + + $configuredFacility = $config->get('facility', 'user'); + if (! isset(static::$facilities[$configuredFacility])) { + throw new ConfigurationError( + 'Invalid logging facility: "%s" (expected one of: %s)', + $configuredFacility, + implode(', ', array_keys(static::$facilities)) + ); + } + $this->facility = static::$facilities[$configuredFacility]; + } + + /** + * Log a message + * + * @param int $level The logging level + * @param string $message The log message + */ + public function log($level, $message) + { + openlog($this->ident, LOG_PID, $this->facility); + syslog(static::$severityMap[$level], str_replace("\n", ' ', $message)); + } +} |