652 строки
26 KiB
PHP
Executable File
652 строки
26 KiB
PHP
Executable File
#!/usr/bin/php
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<?php
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this file,
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* You can obtain one at http://mozilla.org/MPL/2.0/. */
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// This script retrieves explosiveness stats for crash signatures.
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// *** non-commandline handling ***
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if (php_sapi_name() != 'cli') {
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// not commandline, assume apache and output own source
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header('Content-Type: text/plain; charset=utf8');
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print(file_get_contents($_SERVER['SCRIPT_FILENAME']));
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exit;
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}
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include_once('datautils.php');
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// *** script settings ***
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// turn on error reporting in the script output
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ini_set('display_errors', 1);
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// make sure new files are set to -rw-r--r-- permissions
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umask(022);
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// set default time zone - right now, always the one the server is in!
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date_default_timezone_set('America/Los_Angeles');
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// set higher memory limit so we can process large SQL results
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ini_set('memory_limit', '512M');
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// *** data gathering variables ***
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// reports to gather. fields:
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// product - product name
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// version - empty is all versions
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// fake_adu - no ADUs known, fake the value
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// mincount - minimum count of crashes per day to analyze
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$reports = array(array('product'=>'Firefox',
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'version'=>'24',
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'version_regex'=>'24\..*', // keep around for ESR
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'fake_adu'=>false,
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'mincount'=>50,
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),
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array('product'=>'Firefox',
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'version'=>'30',
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'version_regex'=>'30\..*',
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'fake_adu'=>false,
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'mincount'=>100,
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),
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array('product'=>'Firefox',
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'version'=>'31',
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'version_regex'=>'31\..*',
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'fake_adu'=>false,
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'mincount'=>40,
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),
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array('product'=>'Firefox',
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'version'=>'32',
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'version_regex'=>'32\..*',
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'fake_adu'=>false,
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'mincount'=>10,
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),
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array('product'=>'Firefox',
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'version'=>'33',
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'version_regex'=>'33\..*',
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'fake_adu'=>false,
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'mincount'=>10,
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),
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array('product'=>'Firefox',
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'channel'=>'release',
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'fake_adu'=>false,
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'mincount'=>130,
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),
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array('product'=>'Firefox',
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'channel'=>'beta',
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'fake_adu'=>false,
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'mincount'=>60,
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),
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array('product'=>'Firefox',
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'channel'=>'aurora',
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'fake_adu'=>false,
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'mincount'=>10,
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),
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array('product'=>'Firefox',
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'channel'=>'nightly',
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'fake_adu'=>false,
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'mincount'=>10,
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),
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array('product'=>'FennecAndroid',
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'version'=>'30',
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'version_regex'=>'30\..*',
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'fake_adu'=>false,
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'mincount'=>40,
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),
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array('product'=>'FennecAndroid',
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'version'=>'31',
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'version_regex'=>'31\..*',
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'fake_adu'=>false,
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'mincount'=>10,
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),
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array('product'=>'FennecAndroid',
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'channel'=>'release',
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'fake_adu'=>false,
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'mincount'=>80,
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),
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array('product'=>'FennecAndroid',
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'channel'=>'beta',
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'fake_adu'=>false,
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'mincount'=>10,
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),
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array('product'=>'FennecAndroid',
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'channel'=>'aurora',
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'fake_adu'=>false,
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'mincount'=>6,
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),
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array('product'=>'FennecAndroid',
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'channel'=>'nightly',
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'fake_adu'=>false,
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'mincount'=>6,
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),
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);
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// for how many days back to get the data
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$backlog_days = 20;
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// *** explosiveness tuning ***
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$exp_vars = array(
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// minimum of crashes/ADU to use as "dist" values
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'clamp_1' => 30,
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'clamp_3' => 15,
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// limit for explosiveness output to trigger warning
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'limit_1' => 2,
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'limit_3' => 2,
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);
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// *** URLs and paths ***
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$on_moz_server = file_exists('/mnt/crashanalysis/rkaiser/');
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$url_algolink = 'https://wiki.mozilla.org/CrashKill/Plan/Explosive';
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$url_siglinkbase = 'https://crash-stats.mozilla.com/report/list?signature=';
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$url_nullsiglink = 'https://crash-stats.mozilla.com/report/list?missing_sig=EMPTY_STRING';
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$url_buglinkbase = 'https://bugzilla.mozilla.org/show_bug.cgi?id=';
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// File storing the DB access data - including password!
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$fdbsecret = '/home/rkaiser/.socorro-prod-dbsecret.json';
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if ($on_moz_server) { chdir('/mnt/crashanalysis/rkaiser/'); }
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else { chdir('/mnt/mozilla/projects/socorro/'); }
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// *** code start ***
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// get current day
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$curtime = time();
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if (file_exists($fdbsecret)) {
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$dbsecret = json_decode(file_get_contents($fdbsecret), true);
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if (!is_array($dbsecret) || !count($dbsecret)) {
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print('ERROR: No DB secrets found, aborting!'."\n");
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exit(1);
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}
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$db_conn = pg_pconnect('host='.$dbsecret['host']
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.' port='.$dbsecret['port']
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.' dbname=breakpad'
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.' user='.$dbsecret['user']
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.' password='.$dbsecret['password']);
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if (!$db_conn) {
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print('ERROR: DB connection failed, aborting!'."\n");
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exit(1);
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}
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// For info on what data can be accessed, see also
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// http://socorro.readthedocs.org/en/latest/databasetabledesc.html
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// For the DB schema, see
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// https://github.com/mozilla/socorro/blob/master/sql/schema.sql
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}
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else {
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// Won't work! (Set just for documenting what fields are in the file.)
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$dbsecret = array('host' => 'host.m.c', 'port' => '6432',
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'user' => 'analyst', 'password' => 'foo');
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print('ERROR: No DB secrets found, aborting!'."\n");
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exit(1);
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}
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foreach ($reports as $rep) {
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$channel = array_key_exists('channel', $rep)?$rep['channel']:'';
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$ver = array_key_exists('version', $rep)?$rep['version']:'';
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$prd = strtolower($rep['product']);
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$prdvershort = (($prd == 'firefox')?'ff':(($prd == 'fennec')?'fn':(($prd == 'fennecandroid')?'fna':$prd)))
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.(strlen($channel)?'-'.$channel:'')
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.(strlen($ver)?'-'.$ver:'');
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$prdverfile = $prd
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.(strlen($channel)?'.'.$channel:'')
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.(strlen($ver)?'.'.$ver:'');
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$prdverdisplay = $rep['product']
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.(strlen($channel)?' '.ucfirst($channel):'')
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.(strlen($ver)?' '.(isset($rep['version_display'])?$rep['version_display']:$ver):'');
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$crdata = array();
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$adu = array();
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$virtual_adu = array(); // reduced for throttling
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$total = array();
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$sigcnt = array();
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$max_build_age = getMaxBuildAge($channel, true);
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if (!$rep['fake_adu']) {
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$first_day = date('Y-m-d', strtotime(date('Y-m-d', $curtime).' -'.($backlog_days + 1).' day'));
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$adu_query =
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"SELECT SUM(CASE
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WHEN product_versions.build_type = 'Release' AND product_versions.product_name = 'Firefox'
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THEN product_adu.adu_count / 10 ELSE product_adu.adu_count END) as v_adu,
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SUM(adu_count) as adu, adu_date "
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.'FROM product_adu JOIN product_versions'
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.' ON (product_adu.product_version_id=product_versions.product_version_id)'
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."WHERE product_versions.product_name = '".$rep['product']."'"
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.(strlen($ver)
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?' AND product_versions.release_version '.(isset($rep['version_regex'])
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?"~ '^".$rep['version_regex']."$'"
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:"= '".$ver."'")
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:'')
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.(strlen($channel)
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?" AND product_versions.build_type='".$channel."'"
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." AND product_versions.is_rapid_beta='f'"
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.(($rep['product'] == 'Firefox')?" AND major_version!='3.6'":'') // 3.6 has ADI but no crashes and disturbs the stats.
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." AND product_adu.adu_date < (product_versions.build_date + interval '".$max_build_age."')"
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:'')
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." AND product_adu.adu_date >= '".$first_day."' "
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.'GROUP BY product_adu.adu_date '
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.'ORDER BY product_adu.adu_date ASC;';
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$adu_result = pg_query($db_conn, $adu_query);
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if (!$adu_result) {
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print('--- ERROR: ADU query failed!'."\n");
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}
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while ($adu_row = pg_fetch_array($adu_result)) {
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$adu[$adu_row['adu_date']] = $adu_row['adu'];
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$virtual_adu[$adu_row['adu_date']] = $adu_row['v_adu'];
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}
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}
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for ($daysback = $backlog_days + 1; $daysback > 0; $daysback--) {
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$anatime = strtotime(date('Y-m-d', $curtime).' -'.$daysback.' day');
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$anadir = date('Y-m-d', $anatime);
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print('Explosiveness: Looking at '.$prdverdisplay.' data for '.$anadir."\n");
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if (!file_exists($anadir)) { mkdir($anadir); }
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$fsigcnt = $prdvershort.'-sigcount.csv';
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$ftotal = $prdvershort.'-total.csv';
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$fadu = $prdvershort.'-adu.csv';
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$fexpdata = $prdvershort.'-expdata.json';
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$fpages = 'pages.json';
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$fweb = $anadir.'.'.$prdverfile.'.explosiveness.html';
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if (!array_key_exists($anadir, $adu) && $rep['fake_adu']) {
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$adu[$anadir] = 1000000;
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$virtual_adu[$anadir] = 1000000;
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}
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$rep_query =
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'SELECT COUNT(*) as cnt, signatures.signature '
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.'FROM reports_clean LEFT JOIN product_versions'
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.' ON (reports_clean.product_version_id=product_versions.product_version_id) '
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.' LEFT JOIN signatures'
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.' ON (reports_clean.signature_id=signatures.signature_id)'
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."WHERE product_versions.product_name = '".$rep['product']."'"
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.(strlen($ver)
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?' AND product_versions.release_version '.(isset($rep['version_regex'])
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?"~ '^".$rep['version_regex']."$'"
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:"= '".$ver."'")
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:'')
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.(strlen($channel)
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?" AND product_versions.build_type='".$channel."'"
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." AND product_versions.is_rapid_beta='f'"
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.(($rep['product'] == 'Firefox')?" AND major_version!='3.6'":'') // 3.6 has ADI but no crashes and disturbs the stats.
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." AND reports_clean.date_processed < (product_versions.build_date + interval '".$max_build_age."')"
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:'')
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." AND utc_day_is(reports_clean.date_processed, '".$anadir."')"
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.'GROUP BY signatures.signature '
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.'ORDER BY cnt DESC;';
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$rep_result = pg_query($db_conn, $rep_query);
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if (!$rep_result) {
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print('--- ERROR: Reports/signatures query failed!'."\n");
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}
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$sigcnt[$anadir] = pg_num_rows($rep_result);
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$total[$anadir] = 0;
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$sigs = array();
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$tcranks = array();
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$tcrank = 1;
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while ($rep_row = pg_fetch_array($rep_result)) {
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$sig = $rep_row['signature'];
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$sigidx = md5($sig);
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$sigs[$sigidx] = $sig;
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$crdata[$sigidx][$anadir] = $rep_row['cnt'];
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$total[$anadir] += $rep_row['cnt'];
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$tcranks[$sigidx] = $tcrank++;
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}
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// Save total crash count (if needed).
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$anaftotal = $anadir.'/'.$ftotal;
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if (!file_exists($anaftotal)) {
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print('Saving total crash count'."\n");
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file_put_contents($anaftotal, $total[$anadir]);
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}
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// Save signature count (if needed).
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$anafsigcnt = $anadir.'/'.$fsigcnt;
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if (!file_exists($anafsigcnt)) {
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print('Saving signature count'."\n");
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file_put_contents($anafsigcnt, $sigcnt[$anadir]);
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}
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// Save ADUs (if needed).
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$anafadu = $anadir.'/'.$fadu;
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if (intval(@$adu[$anadir]) && !$rep['fake_adu'] &&
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(!file_exists($anafadu) || !filesize($anafadu))) {
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print('Saving ADU count'."\n");
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file_put_contents($anafadu, $adu[$anadir]);
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}
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// get explosiveness
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if (intval(@$virtual_adu[$anadir]) && intval(@$total[$anadir]) &&
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($daysback < $backlog_days - 8)) {
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$anafexpdata = $anadir.'/'.$fexpdata;
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if (!file_exists($anafexpdata)) {
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// get topcrasher list with counts per signature
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print('Calculating explosiveness'."\n");
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$exp = array();
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$dayset = array($anadir);
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$aduset = array($virtual_adu[$anadir]);
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$totalset = array($total[$anadir] / $virtual_adu[$anadir]);
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for ($i = 1; $i < 11; $i++) {
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$prevdir = date('Y-m-d',
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strtotime(date('Y-m-d', $anatime).' -'.$i.' day'));
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$dayset[] = $prevdir;
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$aduset[] = array_key_exists($prevdir, $virtual_adu) ? $virtual_adu[$prevdir] : 0;
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$totalset[] = array_key_exists($prevdir, $virtual_adu) ?
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$total[$prevdir] / $virtual_adu[$prevdir] :
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0;
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}
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$exp_total = get_explosiveness($totalset, $aduset, $exp_vars);
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$exp_total['dataset'] = $totalset;
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// loop over signatures over a certain threshold
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foreach ($sigs as $sigidx=>$sig) {
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if (intval(@$crdata[$sigidx][$anadir]) > $rep['mincount']) {
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$dataset = array($crdata[$sigidx][$anadir] / $virtual_adu[$anadir]);
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$rawcountset = array($crdata[$sigidx][$anadir]);
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// get crash counts for previous days if not yet in the array
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for ($i = 1; $i < 11; $i++) {
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$dataset[] = array_key_exists($dayset[$i], $virtual_adu) ?
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intval(@$crdata[$sigidx][$dayset[$i]]) /
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$virtual_adu[$dayset[$i]] :
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0;
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$rawcountset[] = intval(@$crdata[$sigidx][$dayset[$i]]);
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}
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// Fetch bugs associated with that signature.
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$bugs = array();
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$bug_query =
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'SELECT bug_id, status, resolution, short_desc '
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.'FROM bug_associations LEFT JOIN bugs'
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.' ON (bug_associations.bug_id=bugs.id) '
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."WHERE signature = '".pg_escape_string($sig)."';";
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$bug_result = pg_query($db_conn, $bug_query);
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if (!$bug_result) {
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print('--- ERROR: Bug associations query failed!'."\n");
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}
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while ($bug_row = pg_fetch_array($bug_result)) {
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$bugs[$bug_row['bug_id']] = array('status' => $bug_row['status'],
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'resolution' => $bug_row['resolution'],
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'short_desc' => $bug_row['short_desc']);
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}
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// Now that we have the data, calculate explosiveness!
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$exp[$sigidx] = get_explosiveness($dataset, $aduset, $exp_vars);
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$exp[$sigidx]['sig'] = $sig;
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$exp[$sigidx]['bugs'] = $bugs;
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$exp[$sigidx]['dataset'] = $dataset;
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$exp[$sigidx]['rawcountset'] = $rawcountset;
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$exp[$sigidx]['tcrank'] = $tcranks[$sigidx];
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print('.');
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}
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}
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print("\n");
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uasort($exp, 'expmax_compare'); // sort by max, highest-first
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file_put_contents($anafexpdata,
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json_encode(array('exp'=>$exp,
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'exp_total'=> $exp_total,
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'dayset'=> $dayset)));
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}
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else {
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print('Reading stored explosiveness'."\n");
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$edata = json_decode(file_get_contents($anafexpdata), true);
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$exp = $edata['exp'];
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$exp_total = $edata['exp_total'];
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$dayset = $edata['dayset'];
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}
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$anafweb = $anadir.'/'.$fweb;
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if (!file_exists($anafweb)) {
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// create out an HTML page
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print('Writing HTML output'."\n");
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$doc = new DOMDocument('1.0', 'utf-8');
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$doc->formatOutput = true; // we want a nice output
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$root = $doc->appendChild($doc->createElement('html'));
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$head = $root->appendChild($doc->createElement('head'));
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$title = $head->appendChild($doc->createElement('title',
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$anadir.' '.$prdverdisplay.' Explosiveness Report'));
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$style = $head->appendChild($doc->createElement('style'));
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$style->setAttribute('type', 'text/css');
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$style->appendChild($doc->createCDATASection(
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'.num {'."\n"
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.' text-align: right;'."\n"
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.'}'."\n"
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.'.datelabel,'."\n"
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.'.sig {'."\n"
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.' font-size: small;'."\n"
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.'}'."\n"
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.'.bug {'."\n"
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.' font-size: small;'."\n"
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.' empty-cells: show;'."\n"
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.'}'."\n"
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.'.resolved {'."\n"
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.' text-decoration: line-through;'."\n"
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.'}'."\n"
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.'.explosive1 > .totallabel,'."\n"
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.'.explosive3 > .totallabel,'."\n"
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.'.explosive1 > .sig,'."\n"
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.'.explosive3 > .sig {'."\n"
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.' font-weight: bold;'."\n"
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.'}'."\n"
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.'.explosive1 > .exp1,'."\n"
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.'.explosive3 > .exp3 {'."\n"
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.' font-weight: bold;'."\n"
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.' color: red;'."\n"
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.'}'."\n"
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));
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|
|
|
$body = $root->appendChild($doc->createElement('body'));
|
|
$h1 = $body->appendChild($doc->createElement('h1',
|
|
$anadir.' '.$prdverdisplay.' Explosiveness Report'));
|
|
|
|
// description
|
|
$para = $body->appendChild($doc->createElement('p',
|
|
'All signatures with more than '.$rep['mincount']
|
|
.' crashes on '.$prdverdisplay.'*,'
|
|
.' ordered by explosiveness (max of the two values),'
|
|
.' with topcrash rank noted.'));
|
|
$para->appendChild($doc->createElement('br'));
|
|
$para->appendChild($doc->createTextNode('See the '));
|
|
$link = $para->appendChild($doc->createElement('a',
|
|
'explosiveness wiki page'));
|
|
$link->setAttribute('href', $url_algolink);
|
|
$para->appendChild($doc->createTextNode(
|
|
' for more information on the algorithm used.'));
|
|
|
|
$table = $body->appendChild($doc->createElement('table'));
|
|
$table->setAttribute('border', '1');
|
|
|
|
// table head
|
|
$tr = $table->appendChild($doc->createElement('tr'));
|
|
$th = $tr->appendChild($doc->createElement('th', 'TC #'));
|
|
$th->setAttribute('title', 'top-crash rank');
|
|
$th->setAttribute('rowspan', '2');
|
|
$th = $tr->appendChild($doc->createElement('th', 'Signature'));
|
|
$th->setAttribute('rowspan', '2');
|
|
$th = $tr->appendChild($doc->createElement('th', 'Bug(s)'));
|
|
$th->setAttribute('rowspan', '2');
|
|
$th = $tr->appendChild($doc->createElement('th', 'Explosiveness'));
|
|
$th->setAttribute('colspan', '2');
|
|
$th = $tr->appendChild($doc->createElement('th',
|
|
'Data (total crashes'.($rep['fake_adu']?'':' / 1M ADU').')'));
|
|
$th->setAttribute('colspan', '11');
|
|
$tr = $table->appendChild($doc->createElement('tr'));
|
|
$th = $tr->appendChild($doc->createElement('th', '1-day'));
|
|
$th = $tr->appendChild($doc->createElement('th', '3-day'));
|
|
for ($i = 0; $i < 11; $i++) {
|
|
$th = $tr->appendChild($doc->createElement('th', $dayset[$i]));
|
|
$th->setAttribute('class', 'datelabel');
|
|
}
|
|
|
|
// total crashes row
|
|
$tr = $table->appendChild($doc->createElement('tr'));
|
|
$classes = array();
|
|
if ($exp_total['warn_1']) { $classes[] = 'explosive1'; }
|
|
if ($exp_total['warn_3']) { $classes[] = 'explosive3'; }
|
|
if (count($classes)) {
|
|
$tr->setAttribute('class', implode(' ', $classes));
|
|
}
|
|
$td = $tr->appendChild($doc->createElement('td', 'Total crashes'));
|
|
$td->setAttribute('colspan', '3');
|
|
$td->setAttribute('class', 'totallabel');
|
|
$td = $tr->appendChild($doc->createElement('td',
|
|
sprintf('%.1f', $exp_total['explosiveness_1'])));
|
|
$td->setAttribute('class', 'num exp1');
|
|
$td = $tr->appendChild($doc->createElement('td',
|
|
sprintf('%.1f', $exp_total['explosiveness_3'])));
|
|
$td->setAttribute('class', 'num exp3');
|
|
foreach ($exp_total['dataset'] as $i=>$c_per_adu) {
|
|
$td = $tr->appendChild($doc->createElement('td',
|
|
sprintf($rep['fake_adu']?'%d':'%.3f', $c_per_adu * pow(10, 6))));
|
|
$td->setAttribute('class', 'num');
|
|
if (!$rep['fake_adu']) {
|
|
$td->appendChild($doc->createElement('br'));
|
|
$td->appendChild($doc->createElement('small',
|
|
'('.formatValue(@$total[$dayset[$i]], null, 'kMG').'/'
|
|
.formatValue(@$adu[$dayset[$i]], null, 'kMG').')'));
|
|
}
|
|
}
|
|
|
|
// signatures rows
|
|
foreach ($exp as $expdata) {
|
|
$tr = $table->appendChild($doc->createElement('tr'));
|
|
$classes = array();
|
|
if ($expdata['warn_1']) { $classes[] = 'explosive1'; }
|
|
if ($expdata['warn_3']) { $classes[] = 'explosive3'; }
|
|
if (count($classes)) {
|
|
$tr->setAttribute('class', implode(' ', $classes));
|
|
}
|
|
$td = $tr->appendChild($doc->createElement('td', $expdata['tcrank']));
|
|
$td->setAttribute('class', 'num');
|
|
$td = $tr->appendChild($doc->createElement('td'));
|
|
$td->setAttribute('class', 'sig');
|
|
if (!strlen($expdata['sig'])) {
|
|
$link = $td->appendChild($doc->createElement('a', '(empty signature)'));
|
|
$link->setAttribute('href', $url_nullsiglink);
|
|
}
|
|
elseif ($expdata['sig'] == '\N') {
|
|
$td->appendChild($doc->createTextNode('(processing failure - "'.$expdata['sig'].'")'));
|
|
}
|
|
else {
|
|
// common case, useful signature
|
|
$link = $td->appendChild($doc->createElement('a',
|
|
htmlentities($expdata['sig'], ENT_COMPAT, 'UTF-8')));
|
|
$link->setAttribute('href', $url_siglinkbase.rawurlencode($expdata['sig']));
|
|
}
|
|
$td = $tr->appendChild($doc->createElement('td'));
|
|
if (array_key_exists('bugs', $expdata) && count($expdata['bugs'])) {
|
|
foreach ($expdata['bugs'] as $bug => $bugdata) {
|
|
if (strlen($td->textContent)) {
|
|
$td->appendChild($doc->createTextNode(', '));
|
|
}
|
|
$link = $td->appendChild($doc->createElement('a', $bug));
|
|
$link->setAttribute('href', $url_buglinkbase.$bug);
|
|
$link->setAttribute('title',
|
|
$bugdata['status'].' '.$bugdata['resolution'].' - '
|
|
.htmlentities($bugdata['short_desc'], ENT_COMPAT, 'UTF-8'));
|
|
if ($bugdata['status'] == 'RESOLVED' || $bugdata['status'] == 'VERIFIED') {
|
|
$link->setAttribute('class', 'bug resolved');
|
|
}
|
|
else {
|
|
$link->setAttribute('class', 'bug');
|
|
}
|
|
}
|
|
}
|
|
else {
|
|
$td->appendChild($doc->createTextNode('-'));
|
|
}
|
|
$td = $tr->appendChild($doc->createElement('td',
|
|
sprintf('%.1f', $expdata['explosiveness_1'])));
|
|
$td->setAttribute('class', 'num exp1');
|
|
$td = $tr->appendChild($doc->createElement('td',
|
|
sprintf('%.1f', $expdata['explosiveness_3'])));
|
|
$td->setAttribute('class', 'num exp3');
|
|
foreach ($expdata['dataset'] as $idx=>$c_per_adu) {
|
|
$td = $tr->appendChild($doc->createElement('td',
|
|
sprintf($rep['fake_adu']?'%d':'%.3f', $c_per_adu * pow(10,6))));
|
|
$td->setAttribute('class', 'num');
|
|
$td->setAttribute('title', $expdata['rawcountset'][$idx].' crashes');
|
|
}
|
|
}
|
|
|
|
$doc->saveHTMLFile($anafweb);
|
|
|
|
// add the page to the pages index
|
|
$anafpages = $anadir.'/'.$fpages;
|
|
if (file_exists($anafpages)) {
|
|
$pages = json_decode(file_get_contents($anafpages), true);
|
|
}
|
|
else {
|
|
$pages = array();
|
|
}
|
|
$pages[$fweb] =
|
|
array('product' => $rep['product'],
|
|
'channel' => $channel,
|
|
'version' => $ver,
|
|
'report' => 'explosive',
|
|
'report_sub' => null,
|
|
'display_ver' => $prdverdisplay,
|
|
'display_rep' => 'Explosiveness Report');
|
|
file_put_contents($anafpages, json_encode($pages));
|
|
}
|
|
}
|
|
elseif (!intval(@$total[$anadir])) {
|
|
print('--- ERROR: No ADU data found for '.$anadir.' and '.$prdverdisplay.'!'."\n");
|
|
}
|
|
elseif (!intval(@$virtual_adu[$anadir])) {
|
|
print('--- ERROR: No ADU data found for '.$anadir.' and '.$prdverdisplay.'!'."\n");
|
|
}
|
|
}
|
|
print("\n");
|
|
}
|
|
|
|
// *** helper functions ***
|
|
|
|
// Function to calculate explosiveness values
|
|
function get_explosiveness($dataset, $aduset, $exp_vars) {
|
|
$exp_out = array();
|
|
$baseset_1 = array_slice($dataset, 1, 10);
|
|
$avgADU_1 = max(arr_mean(array_slice($aduset, 1, 10)), 1);
|
|
$base_1 = arr_mean($baseset_1);
|
|
// maximum of the clamp/ADU and the distance of the max value to the mean
|
|
$dist_1 = max($exp_vars['clamp_1'] / $avgADU_1, max($baseset_1) - $base_1);
|
|
$data_1 = $dataset[0];
|
|
$exp_out['explosiveness_1'] = ($data_1 - $base_1) / $dist_1;
|
|
$exp_out['warn_1'] = ($exp_out['explosiveness_1'] > $exp_vars['limit_1']);
|
|
|
|
$baseset_3 = array_slice($dataset, 3, 10);
|
|
$avgADU_3 = max(arr_mean(array_slice($aduset, 3, 10)), 1);
|
|
$base_3 = arr_mean($baseset_3);
|
|
// maximum of the clamp/ADU and the standard deviation of the mean
|
|
$dist_3 = max($exp_vars['clamp_3'] / $avgADU_3, arr_stddev($baseset_3, $base_3));
|
|
$data_3 = arr_mean(array_slice($dataset, 0, 3));
|
|
$exp_out['explosiveness_3'] = ($data_3 - $base_3) / $dist_3;
|
|
$exp_out['warn_3'] = ($exp_out['explosiveness_3'] > $exp_vars['limit_3']);
|
|
|
|
$exp_out['exp_max'] = max($exp_out['explosiveness_1'],
|
|
$exp_out['explosiveness_3']);
|
|
return $exp_out;
|
|
}
|
|
|
|
// Comparison function using ex_max member (reverse sort!)
|
|
function expmax_compare($a, $b) {
|
|
if ($a['exp_max'] == $b['exp_max']) { return 0; }
|
|
return ($a['exp_max'] > $b['exp_max']) ? -1 : 1;
|
|
}
|
|
|
|
?>
|