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Added some better tracing .... makes it easier to debug cron.php

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from the cvommand line
This commit is contained in:
moodler 2004-08-05 17:03:19 +00:00
parent 3f311859e3
commit 69f78bcb59
1 changed files with 28 additions and 15 deletions
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43
admin/cron.php
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@ -25,6 +25,11 @@
require_once("../config.php");
function trace($string, $eol="\n") {
fwrite(STDOUT, $string.$eol);
flush();
}
if (!$alreadyadmin = isadmin()) {
unset($_SESSION['USER']);
unset($USER);
@ -36,10 +41,11 @@
echo "<pre>\n";
$timenow = time();
echo "Server Time: ".date('r',$timenow)."\n\n";
trace("Server Time: ".date('r',$timenow)."\n\n");
/// Run all cron jobs for each module
trace("Starting activity modules");
if ($mods = get_records_select("modules", "cron > 0 AND (($timenow - lastcron) > cron)")) {
foreach ($mods as $mod) {
$libfile = "$CFG->dirroot/mod/$mod->name/lib.php";
@ -47,15 +53,18 @@
include_once($libfile);
$cron_function = $mod->name."_cron";
if (function_exists($cron_function)) {
trace("Processing module function $cron_function ...", '');
if ($cron_function()) {
if (! set_field("modules", "lastcron", $timenow, "id", $mod->id)) {
echo "Error: could not update timestamp for $mod->fullname\n";
trace("Error: could not update timestamp for $mod->fullname");
}
}
trace("done.");
}
}
}
}
trace("Finished activity modules");
/// Run all core cron jobs, but not every time since they aren't too important.
/// These don't have a timer to reduce load, so we'll use a random number
@ -65,7 +74,7 @@
$random100 = rand(0,100);
if ($random100 < 20) { // Approximately 20% of the time.
echo "Running clean-up tasks...\n";
trace("Running clean-up tasks...");
/// Unenrol users who haven't logged in for $CFG->longtimenosee
@ -74,7 +83,7 @@
if ($students = get_users_longtimenosee($longtime)) {
foreach ($students as $student) {
if (unenrol_student($student->userid, $student->course)) {
echo "Deleted student enrolment for user $student->userid from course $student->course\n";
trace("Deleted student enrolment for user $student->userid from course $student->course");
}
}
}
@ -91,6 +100,7 @@
}
}
}
flush();
/// Delete duplicate enrolments (don't know what causes these yet - expired sessions?)
@ -102,6 +112,7 @@
"AND course = '$user->course' AND id <> '$user->id'");
}
}
flush();
/// Delete old logs to save space (this might need a timer to slow it down...)
@ -110,6 +121,7 @@
$loglifetime = $timenow - ($CFG->loglifetime * 3600 * 24);
delete_records_select("log", "time < '$loglifetime'");
}
flush();
/// Delete old cached texts
@ -117,14 +129,17 @@
$cachelifetime = time() - $CFG->cachetext;
delete_records_select("cache_text", "timemodified < '$cachelifetime'");
}
flush();
if (!empty($CFG->notifyloginfailures)) {
notify_login_failures();
}
flush();
} // End of occasional clean-up tasks
if (file_exists("$CFG->dataroot/cronextra.php")) {
trace("Running extra commands in $CFG->dataroot/cronextra.php ...");
include("$CFG->dataroot/cronextra.php");
}
@ -141,13 +156,12 @@
include_once("$CFG->dirroot/backup/backuplib.php");
include_once("$CFG->dirroot/backup/lib.php");
require_once ("$CFG->libdir/blocklib.php");
echo "Running backups if required...\n";
flush();
trace("Running backups if required...");
if (! schedule_backup_cron()) {
echo "Something went wrong while performing backup tasks!!!\n";
trace("ERORR: Something went wrong while performing backup tasks!!!");
} else {
echo "Backup tasks finished\n";
trace("Backup tasks finished.");
}
}
}
@ -155,13 +169,12 @@
if (!empty($CFG->enablerssfeeds)) { //Defined in admin/variables page
if (file_exists("$CFG->dirroot/rss/rsslib.php")) {
include_once("$CFG->dirroot/rss/rsslib.php");
echo "Running rssfeeds if required...\n";
flush();
trace("Running rssfeeds if required...");
if ( ! cron_rss_feeds()) {
echo "Something went wrong while generating rssfeeds!!!\n";
trace("Something went wrong while generating rssfeeds!!!");
} else {
echo "Rssfeeds finished\n";
trace("Rssfeeds finished");
}
}
}
@ -171,16 +184,16 @@
$enrol = new enrolment_plugin();
$enrol->cron();
if (!empty($enrol->log)) {
echo $enrol->log;
trace($enrol->log);
}
//Unset session variables and destroy it
@session_unset();
@session_destroy();
echo "Cron script completed correctly\n";
trace("Cron script completed correctly");
$difftime = microtime_diff($starttime, microtime());
echo "Execution took ".$difftime." seconds\n";
trace("Execution took ".$difftime." seconds");
?>