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-rw-r--r--scripts/createsim.php142
1 files changed, 142 insertions, 0 deletions
diff --git a/scripts/createsim.php b/scripts/createsim.php
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+++ b/scripts/createsim.php
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+#!/usr/bin/env php
+<?php
+/*
+ * Laconica - a distributed open-source microblogging tool
+ * Copyright (C) 2008, 2009, Control Yourself, 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', realpath(dirname(__FILE__) . '/..'));
+
+$shortoptions = 'u:n:b:t:x:';
+$longoptions = array('users=', 'notices=', 'subscriptions=', 'tags=', 'prefix=');
+
+$helptext = <<<END_OF_CREATESIM_HELP
+Creates a lot of test users and notices to (loosely) simulate a real server.
+
+ -u --users Number of users (default 100)
+ -n --notices Average notices per user (default 100)
+ -b --subscriptions Average subscriptions per user (default no. users/20)
+ -t --tags Number of distinct hash tags (default 10000)
+ -x --prefix User name prefix (default 'testuser')
+
+END_OF_CREATESIM_HELP;
+
+require_once INSTALLDIR.'/scripts/commandline.inc';
+
+// XXX: make these command-line options
+
+function newUser($i)
+{
+ global $userprefix;
+ User::register(array('nickname' => sprintf('%s%d', $userprefix, $i),
+ 'password' => sprintf('password%d', $i),
+ 'fullname' => sprintf('Test User %d', $i)));
+}
+
+function newNotice($i, $tagmax)
+{
+ global $userprefix;
+
+ $n = rand(0, $i - 1);
+ $user = User::staticGet('nickname', sprintf('%s%d', $userprefix, $n));
+
+ $is_reply = rand(0, 4);
+
+ $content = 'Test notice content';
+
+ if ($is_reply == 0) {
+ $n = rand(0, $i - 1);
+ $content = "@$userprefix$n " . $content;
+ }
+
+ $has_hash = rand(0, 2);
+
+ if ($has_hash == 0) {
+ $hashcount = rand(0, 2);
+ for ($j = 0; $j < $hashcount; $j++) {
+ $h = rand(0, $tagmax);
+ $content .= " #tag{$h}";
+ }
+ }
+
+ $notice = Notice::saveNew($user->id, $content, 'system');
+}
+
+function newSub($i)
+{
+ global $userprefix;
+ $f = rand(0, $i - 1);
+
+ $fromnick = sprintf('%s%d', $userprefix, $f);
+
+ $from = User::staticGet('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::staticGet('nickname', $tunic);
+
+ if (empty($from)) {
+ throw new Exception("Can't find user '$tunic'.");
+ }
+
+ subs_subscribe_to($from, $to);
+}
+
+function main($usercount, $noticeavg, $subsavg, $tagmax)
+{
+ $n = 1;
+
+ newUser(0);
+
+ // # registrations + # notices + # subs
+
+ $events = $usercount + ($usercount * ($noticeavg + $subsavg));
+
+ for ($i = 0; $i < $events; $i++)
+ {
+ $e = rand(0, 1 + $noticeavg + $subsavg);
+
+ if ($e == 0) {
+ newUser($n);
+ $n++;
+ } else if ($e < $noticeavg + 1) {
+ newNotice($n, $tagmax);
+ } else {
+ newSub($n);
+ }
+ }
+}
+
+$usercount = (have_option('u', 'users')) ? get_option_value('u', 'users') : 100;
+$noticeavg = (have_option('n', 'notices')) ? get_option_value('n', 'notices') : 100;
+$subsavg = (have_option('b', 'subscriptions')) ? get_option_value('b', 'subscriptions') : min($usercount/20, 10);
+$tagmax = (have_option('t', 'tags')) ? get_option_value('t', 'tags') : 10000;
+$userprefix = (have_option('x', 'prefix')) ? get_option_value('x', 'prefix') : 'testuser';
+
+main($usercount, $noticeavg, $subsavg, $tagmax);