LSlog: add configuration parameters to allow to log error context

This commit is contained in:
Benjamin Renard 2024-09-26 14:12:59 +02:00
parent 3c94ad6bb0
commit b195a266f4
Signed by: bn8
GPG key ID: 3E2E1CE1907115BC
3 changed files with 148 additions and 58 deletions

View file

@ -6,6 +6,9 @@ Cette section décrit le tableau de configuration de la journalisation de l'appl
$GLOBALS['LSlog'] = array(
'enable' => [booléen],
'level' => '[niveau]',
'log_errors_context' => [booléen],
'log_errors_context_with_args' => [booléen],
'log_errors_context_args_max_length' => [entier],
'handlers' => array(
'[handler 1]',
array (
@ -53,6 +56,23 @@ $GLOBALS['LSlog'] = array(
- `ERROR`
- `FATAL`
- `log_errors_context`
Booléen permatant de définir si le contexte _(=backtrace)_ doit être inclus lors de la
journalisation d'une erreurs.
- `log_errors_context_with_args`
Booléen permatant de définir si les arguments des méthodes/fonctions appelées doivent être
inclus lors de la journalisation du contexte des erreurs.
__Note :__ ce paramètre n'as aucun effet si le paramètre `log_errors_context` n'est pas activé.
- `log_errors_context_args_max_length`
Ce paramètre permet de définir à partir de quelle longueur les arguments des méthodes/fonctions
appelées et journalisés seront tronqués (par défaut : `1000`). __Note :__ pour désactiver le
troncage, mettre ce paramètre à zéro.
- `handlers`
Tableau permettant de configurer les *handlers* de la journalisation. Chaque *handler* gère les

View file

@ -204,7 +204,28 @@ define('LS_CSS_DIR', 'css');
define('LSdebug',false);
// Logging
$GLOBALS['LSlog']['handlers'] = array (
$GLOBALS['LSlog'] = array (
// Enable/disable logs
'enable' => true,
// Global logs level (TRACE, DEBUG, INFO, WARNING, ERROR, FATAL)
'level' => 'INFO',
// Log errors's context (=backtrace, default: false)
'log_errors_context' => true,
// Log errors's context with arguments of called method/functions (default: false)
// 'log_errors_context_with_args' => false,
// Truncate logged arguments in errors's context (default: 1000)
// 'log_errors_context_args_max_length' => 1000,
/**
* Logs handlers are components that logged message emitted by the application.
* Each handlers handle emitted message as its own way (storing it in file/database, send it via
* email or to an external backend, ...).
*/
'handlers' => array (
array(
'handler' => 'file',
'path' => 'tmp/LS.log',
@ -236,14 +257,14 @@ $GLOBALS['LSlog']['handlers'] = array (
'level' => 'ERROR',
),
*/
);
$GLOBALS['LSlog']['loggers'] = array (
),
/**
* Loggers permit to define different log parameters for specific components
* of LdapSaisie (a class, an addon, ...). You could :
* - Enabled/disabled logs for this component with 'enabled' parameter
* - Set a specific log level for this component with 'enabled' parameter
**/
"loggers" => array(
/*
'LSurl' => array (
'level' => 'DEBUG',
@ -255,9 +276,8 @@ $GLOBALS['LSlog']['loggers'] = array (
'enabled' => false,
),
*/
),
);
$GLOBALS['LSlog']['level'] = 'INFO'; // TRACE, DEBUG, INFO, WARNING, ERROR, FATAL
$GLOBALS['LSlog']['enable'] = true;
define('NB_LSOBJECT_LIST',30);
define('NB_LSOBJECT_LIST_SELECT',20);

View file

@ -33,6 +33,24 @@ class LSlog {
*/
private static $enabled = false;
/**
* Log errors context
* @var bool
*/
private static $log_errors_context = false;
/**
* Log errors context with arguments
* @var bool
*/
private static $log_errors_context_with_args = false;
/**
* Log errors context with arguments
* @var int
*/
private static $log_errors_context_args_max_length = 1000;
/**
* Configured handlers
* @see self::start()
@ -91,6 +109,9 @@ class LSlog {
public static function start() {
// Load configuration
self :: $enabled = self :: getConfig('enable', false, 'bool');
self :: $log_errors_context = self :: getConfig('log_errors_context', false, 'bool');
self :: $log_errors_context_with_args = self :: getConfig('log_errors_context_with_args', false, 'bool');
self :: $log_errors_context_args_max_length = self :: getConfig('log_errors_context_args_max_length', 1000, 'int');
self :: setLevel();
// Load default handlers class
@ -232,10 +253,11 @@ class LSlog {
* @param string $level The message level
* @param string $message The message
* @param string|null $logger The logger name (optional, default: null)
* @param bool $do_not_include_context Set to true to disable context inclusion (optional, default: false)
*
* @return void
**/
public static function logging($level, $message, $logger=null) {
public static function logging($level, $message, $logger=null, $do_not_include_context=false) {
// Check LSlog is enabled
if (!self :: $enabled)
return;
@ -252,6 +274,19 @@ class LSlog {
$message = varDump($message);
}
// Append context to message (if enabled)
$context = "";
if (
!$do_not_include_context
&& self :: $log_errors_context
&& self :: checkLevel($level, "ERROR")
)
$context = "\n ".self :: get_debug_backtrace_context(
self :: $log_errors_context_with_args,
2,
" "
);
foreach (self :: $handlers as $handler) {
// Check handler level
if (!$handler -> checkLevel($level))
@ -261,12 +296,12 @@ class LSlog {
continue;
// Logging on this handler
call_user_func(array($handler, 'logging'), $level, $message, $logger);
call_user_func(array($handler, 'logging'), $level, $message.$context, $logger);
}
if ($level == 'FATAL') {
if (php_sapi_name() == "cli")
die($message);
die($message.$context);
elseif (class_exists('LStemplate'))
LStemplate :: fatal_error($message);
else
@ -321,7 +356,7 @@ class LSlog {
$prefix = is_string($prefix)?$prefix:"";
$traces = debug_backtrace();
if (!is_array($traces) || count($traces) < ($ignore_last_frames + 1))
return $prefix."unknown context";
return "unknown context";
$msg = array();
$j=0;
@ -332,7 +367,11 @@ class LSlog {
$trace[] = $traces[$i]['file'].(isset($traces[$i]['line'])?":".$traces[$i]['line']:"");
$args = (
$with_args && isset($traces[$i]["args"])?
format_callable_args($traces[$i]["args"], $prefix):
format_callable_args(
$traces[$i]["args"],
$prefix,
self :: $log_errors_context_args_max_length
):
""
);
if (isset($traces[$i]['class']) && isset($traces[$i]['function']))
@ -342,10 +381,10 @@ class LSlog {
);
elseif (isset($traces[$i]['function']))
$trace[] = sprintf("%s(%s)", $traces[$i]['function'], $args);
$msg[] = $prefix.implode(" - ", $trace);
$msg[] = implode(" - ", $trace);
}
return $prefix.implode("$prefix\n", $msg);
return implode("\n$prefix", $msg);
}
/**
@ -364,12 +403,23 @@ class LSlog {
public static function exception($exception, $prefix=null, $fatal=true, $logger=null) {
$message =
($prefix?"$prefix :\n":"An exception occured :\n").
self :: get_debug_backtrace_context(). "\n" .
"## ".$exception->getFile().":".$exception->getLine(). " : ". $exception->getMessage();
if (is_null($logger))
self :: logging(($fatal?'FATAL':'ERROR'), $message);
else
self :: logging(($fatal?'FATAL':'ERROR'), $message, $logger);
implode(
"\n",
array_map(
function($line) { return " $line"; },
array_slice(
array_reverse(
explode(
"\n",
$exception->getTraceAsString()
),
1
),
1
)
)
)."\n => ". $exception->getMessage();
self :: logging(($fatal?'FATAL':'ERROR'), $message, $logger, true);
}
/**