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gnu-social/scripts/createsim.php

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#!/usr/bin/env php
<?php
/*
* StatusNet - the distributed open-source microblogging tool
* Copyright (C) 2008, 2009, StatusNet, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
define('INSTALLDIR', dirname(__DIR__));
define('PUBLICDIR', INSTALLDIR . DIRECTORY_SEPARATOR . 'public');
$shortoptions = 'b:g:j:n:t:u:w:x:z:';
$longoptions = array(
'subscriptions=',
'groups=',
'joins=',
'notices=',
'tags=',
'users=',
'words=',
'prefix=',
'groupprefix=',
// 'faves=',
);
$helptext = <<<END_OF_CREATESIM_HELP
Creates a lot of test users and notices to (loosely) simulate a real server.
-b --subscriptions Average subscriptions per user (default no. users/20)
-g --groups Number of groups (default 20)
-j --joins Number of groups per user (default 5)
-n --notices Average notices per user (default 100)
-t --tags Number of distinct hash tags (default 10000)
-u --users Number of users (default 100)
-w --words Words file (default '/usr/share/dict/words')
-x --prefix User name prefix (default 'testuser')
-z --groupprefix Group name prefix (default 'testgroup')
END_OF_CREATESIM_HELP;
require_once INSTALLDIR.'/scripts/commandline.inc';
// XXX: make these command-line options
function newUser($i)
{
global $userprefix;
$user = User::register(array('nickname' => sprintf('%s%d', $userprefix, $i),
'password' => sprintf('password%d', $i),
'fullname' => sprintf('Test User %d', $i)));
if (!empty($user)) {
$user->free();
}
}
function newGroup($i, $j)
{
global $groupprefix;
global $userprefix;
// Pick a random user to be the admin
$n = rand(0, max($j - 1, 0));
$user = User::getKV('nickname', sprintf('%s%d', $userprefix, $n));
$group = User_group::register(array('nickname' => sprintf('%s%d', $groupprefix, $i),
'local' => true,
'userid' => $user->id,
'fullname' => sprintf('Test Group %d', $i)));
}
function newNotice($i, $tagmax)
{
global $userprefix;
$options = array('scope' => Notice::defaultScope());
$n = rand(0, $i - 1);
$user = User::getKV('nickname', sprintf('%s%d', $userprefix, $n));
$is_reply = rand(0, 1);
$content = testNoticeContent();
if ($is_reply == 0) {
$stream = new InboxNoticeStream($user->getProfile(), $user->getProfile());
$notices = $stream->getNotices(0, 20);
if ($notices->N > 0) {
$nval = rand(0, $notices->N - 1);
$notices->fetch(); // go to 0th
for ($i = 0; $i < $nval; $i++) {
$notices->fetch();
}
$options['reply_to'] = $notices->id;
$dont_use_nickname = rand(0, 2);
if ($dont_use_nickname != 0) {
$rprofile = $notices->getProfile();
$content = "@".$rprofile->nickname." ".$content;
}
$private_to_addressees = rand(0, 4);
if ($private_to_addressees == 0) {
$options['scope'] |= Notice::ADDRESSEE_SCOPE;
}
}
} else {
$is_directed = rand(0, 4);
if ($is_directed == 0) {
$subs = $user->getSubscribed(0, 100)->fetchAll();
if (count($subs) > 0) {
$seen = array();
$f = rand(0, 9);
if ($f <= 6) {
$addrs = 1;
} else if ($f <= 8) {
$addrs = 2;
} else {
$addrs = 3;
}
for ($m = 0; $m < $addrs; $m++) {
$x = rand(0, count($subs) - 1);
if ($seen[$x]) {
continue;
}
if ($subs[$x]->id == $user->id) {
continue;
}
$seen[$x] = true;
$rprofile = $subs[$x];
$content = "@".$rprofile->nickname." ".$content;
}
$private_to_addressees = rand(0, 4);
if ($private_to_addressees == 0) {
$options['scope'] |= Notice::ADDRESSEE_SCOPE;
}
}
}
}
$has_hash = rand(0, 2);
if ($has_hash == 0) {
$hashcount = rand(0, 2);
for ($j = 0; $j < $hashcount; $j++) {
$h = rand(0, $tagmax);
$content .= " #tag{$h}";
}
}
$in_group = rand(0, 5);
if ($in_group == 0) {
$groups = $user->getGroups();
if ($groups instanceof User_group) {
$gval = rand(0, $groups->N - 1);
$groups->fetch(); // go to 0th
for ($i = 0; $i < $gval; $i++) {
$groups->fetch();
}
$options['groups'] = array($groups->id);
$content = "!".$groups->nickname." ".$content;
$private_to_group = rand(0, 2);
if ($private_to_group == 0) {
$options['scope'] |= Notice::GROUP_SCOPE;
}
}
}
$private_to_site = rand(0, 4);
if ($private_to_site == 0) {
$options['scope'] |= Notice::SITE_SCOPE;
}
$notice = Notice::saveNew($user->id, $content, 'createsim', $options);
}
/* Plugins should be part of the simulation too!
function newMessage($i)
{
global $userprefix;
$n = rand(0, $i - 1);
$user = User::getKV('nickname', sprintf('%s%d', $userprefix, $n));
$content = testNoticeContent();
$friends = $user->mutuallySubscribedUsers()->fetchAll();
if (count($friends) == 0) {
return;
}
$j = rand(0, count($friends) - 1);
$other = $friends[$j];
$message = MessageModel::saveNew(Profile::getByID($user->id), $content, 'createsim');
}*/
function newSub($i)
{
global $userprefix;
$f = rand(0, $i - 1);
$fromnick = sprintf('%s%d', $userprefix, $f);
$from = User::getKV('nickname', $fromnick);
if (empty($from)) {
throw new Exception("Can't find user '$fromnick'.");
}
$t = rand(0, $i - 1);
if ($t == $f) {
$t++;
if ($t > $i - 1) {
$t = 0;
}
}
$tunic = sprintf('%s%d', $userprefix, $t);
$to = User::getKV('nickname', $tunic);
if (!($to instanceof User)) {
throw new Exception("Can't find user '$tunic'.");
}
Subscription::start($from->getProfile(), $to->getProfile());
$from->free();
$to->free();
}
function newJoin($u, $g)
{
global $userprefix;
global $groupprefix;
$userNumber = rand(0, $u - 1);
$userNick = sprintf('%s%d', $userprefix, $userNumber);
$user = User::getKV('nickname', $userNick);
if (empty($user)) {
throw new Exception("Can't find user '$fromnick'.");
}
$groupNumber = rand(0, $g - 1);
$groupNick = sprintf('%s%d', $groupprefix, $groupNumber);
$group = User_group::getKV('nickname', $groupNick);
if (empty($group)) {
throw new Exception("Can't find group '$groupNick'.");
}
if (!$user->isMember($group)) {
$user->joinGroup($group);
}
}
/* Plugins should be part of the simulation too!
function newFave($u)
{
global $userprefix;
global $groupprefix;
$userNumber = rand(0, $u - 1);
$userNick = sprintf('%s%d', $userprefix, $userNumber);
$user = User::getKV('nickname', $userNick);
if (empty($user)) {
throw new Exception("Can't find user '$userNick'.");
}
// NB: it's OK to like your own stuff!
$otherNumber = rand(0, $u - 1);
$otherNick = sprintf('%s%d', $userprefix, $otherNumber);
$other = User::getKV('nickname', $otherNick);
if (empty($other)) {
throw new Exception("Can't find user '$otherNick'.");
}
$notices = $other->getNotices()->fetchAll();
if (count($notices) == 0) {
return;
}
$idx = rand(0, count($notices) - 1);
$notice = $notices[$idx];
if ($user->hasFave($notice)) {
return;
}
Fave::addNew($user->getProfile(), $notice);
}*/
function testNoticeContent()
{
global $words;
if (is_null($words)) {
return "test notice content";
}
$cnt = rand(3, 8);
$ids = array_rand($words, $cnt);
foreach ($ids as $id) {
$parts[] = $words[$id];
}
$text = implode(' ', $parts);
if (mb_strlen($text) > 80) {
$text = substr($text, 0, 77) . "...";
}
return $text;
}
//function main($usercount, $groupcount, $noticeavg, $subsavg, $joinsavg, $favesavg, $messageavg, $tagmax)
function main($usercount, $groupcount, $noticeavg, $subsavg, $joinsavg, $tagmax)
{
global $config;
$config['site']['dupelimit'] = -1;
$n = 0;
$g = 0;
// Make users first
$preuser = min($usercount, 5);
for ($j = 0; $j < $preuser; $j++) {
printfv("$i Creating user $n\n");
newUser($n);
$n++;
}
$pregroup = min($groupcount, 3);
for ($k = 0; $k < $pregroup; $k++) {
printfv("$i Creating group $g\n");
newGroup($g, $n);
$g++;
}
// # registrations + # notices + # subs
//$events = $usercount + $groupcount + ($usercount * ($noticeavg + $subsavg + $joinsavg + $favesavg + $messageavg));
$events = $usercount + $groupcount + ($usercount * ($noticeavg + $subsavg + $joinsavg));
$events -= $preuser;
$events -= $pregroup;
$ut = $usercount;
$gt = $ut + $groupcount;
$nt = $gt + ($usercount * $noticeavg);
$st = $nt + ($usercount * $subsavg);
$jt = $st + ($usercount * $joinsavg);
// $ft = $jt + ($usercount * $favesavg);
// $mt = $ft + ($usercount * $messageavg);
// printfv("$events events ($ut, $gt, $nt, $st, $jt, $ft, $mt)\n");
printfv("$events events ($ut, $gt, $nt, $st, $jt)\n");
for ($i = 0; $i < $events; $i++)
{
$e = rand(0, $events);
if ($e >= 0 && $e <= $ut) {
printfv("$i Creating user $n\n");
newUser($n);
$n++;
} else if ($e > $ut && $e <= $gt) {
printfv("$i Creating group $g\n");
newGroup($g, $n);
$g++;
} else if ($e > $gt && $e <= $nt) {
printfv("$i Making a new notice\n");
newNotice($n, $tagmax);
} else if ($e > $nt && $e <= $st) {
printfv("$i Making a new subscription\n");
newSub($n);
} else if ($e > $st && $e <= $jt) {
printfv("$i Making a new group join\n");
newJoin($n, $g);
/* } else if ($e > $jt && $e <= $ft) {
printfv("$i Making a new fave\n");
newFave($n);*/
/* } else if ($e > $ft && $e <= $mt) {
printfv("$i Making a new message\n");
newMessage($n);*/
} else {
printfv("No event for $i!");
}
}
}
$defaultWordsfile = '/usr/share/dict/words';
$usercount = (have_option('u', 'users')) ? get_option_value('u', 'users') : 100;
$groupcount = (have_option('g', 'groups')) ? get_option_value('g', 'groups') : 20;
$noticeavg = (have_option('n', 'notices')) ? get_option_value('n', 'notices') : 100;
$subsavg = (have_option('b', 'subscriptions')) ? get_option_value('b', 'subscriptions') : max($usercount/20, 10);
$joinsavg = (have_option('j', 'joins')) ? get_option_value('j', 'joins') : 5;
//$favesavg = (have_option('f', 'faves')) ? get_option_value('f', 'faves') : max($noticeavg/10, 5);
//$messageavg = (have_option('m', 'messages')) ? get_option_value('m', 'messages') : max($noticeavg/10, 5);
$tagmax = (have_option('t', 'tags')) ? get_option_value('t', 'tags') : 10000;
$userprefix = (have_option('x', 'prefix')) ? get_option_value('x', 'prefix') : 'testuser';
$groupprefix = (have_option('z', 'groupprefix')) ? get_option_value('z', 'groupprefix') : 'testgroup';
$wordsfile = (have_option('w', 'words')) ? get_option_value('w', 'words') : $defaultWordsfile;
if (is_readable($wordsfile)) {
$words = file($wordsfile);
} else {
if ($wordsfile != $defaultWordsfile) {
// user specified words file couldn't be read
throw new Exception("Couldn't read words file: {$wordsfile}.");
}
$words = null;
}
try {
//main($usercount, $groupcount, $noticeavg, $subsavg, $joinsavg, $favesavg, $messageavg, $tagmax);
main($usercount, $groupcount, $noticeavg, $subsavg, $joinsavg, $tagmax);
} catch (Exception $e) {
printfv("Got an exception: ".$e->getMessage());
}
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