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#! /usr/bin/env php
<?php
// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2008 University of California
//
// BOINC is free software; you can redistribute it and/or modify it
// under the terms of the GNU Lesser General Public License
// as published by the Free Software Foundation,
// either version 3 of the License, or (at your option) any later version.
//
// BOINC 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 Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public License
// along with BOINC. If not, see <http://www.gnu.org/licenses/>.
// configure a BOINC server to run single jobs;
// see http://boinc.berkeley.edu/trac/wiki/SingleJob
//
// Run this from project home dir.
// usage: html/ops/single_job_setup path-to-boinc_samples
ini_set('error_reporting', E_ALL);
// globals
$platform = `arch|tr -d "\n"`.'-pc-linux-gnu';
// assume we're on Linux
$boinc_samples_dir = null;
$wrapper_filename = null;
$wrapper_md5 = null;
$app_name = null;
$app_id = 0;
function error($x) {
echo "$x\n";
exit(1);
}
function check_dirs() {
if (!file_exists('config.xml')) {
error("Run this from project home dir");
}
}
function usage() {
error("Usage: ./html/ops/single_job_setup path-to-boinc_samples");
}
function get_includes() {
$c = getcwd();
chdir('html/ops');
require_once('../inc/util_ops.inc');
BoincDb::get();
chdir($c);
}
// check for existence of wrapper, get its checksum
//
function check_wrapper_exists() {
global $boinc_samples_dir, $wrapper_filename, $wrapper_md5;
$wrapper_filename = "$boinc_samples_dir/wrapper/wrapper";
if (!file_exists($wrapper_filename)) {
echo "$wrapper_filename doesn't exist.\n";
error("Make sure you've built boinc_samples.");
}
$wrapper_md5 = md5_file($wrapper_filename);
if (!$wrapper_md5) {
error("Can't read wrapper");
}
}
// add application record in DB if not there
//
function add_application() {
global $app_name, $app_id, $platform;
$app_name = "single_job_$platform";
$app = BoincApp::lookup("name='$app_name'");
if ($app) {
$app_id = $app->id;
} else {
$now = time();
$app_id = BoincApp::insert("(create_time, name, user_friendly_name) values ($now, '$app_name','Jobs for $platform')");
if (!$app_id) {
error("Couldn't add application");
}
}
}
// create apps/appname
//
function add_apps_dir() {
global $app_name;
$app_dir = "apps/$app_name";
if (!is_dir($app_dir)) {
if (!mkdir($app_dir)) {
error("Couldn't make app dir");
}
}
}
function app_version_dir($app_name, $i, $platform) {
return "apps/$app_name/1.$i/$platform";
}
function make_app_version_dir($app_name, $i, $platform) {
@mkdir("apps/$app_name");
@mkdir("apps/$app_name/1.$i");
@mkdir("apps/$app_name/1.$i/$platform");
return 0;
}
// check for apps/appname/1.N/platform,
// find the largest such N; see if have new wrapper
// If needed, create new version, copy wrapper
//
function create_app_dir() {
global $app_name, $app_id, $platform, $wrapper_filename;
global $wrapper_md5;
$i = 0;
$latest_i = -1;
$have_latest_wrapper = false;
while (1) {
$app_dir = app_version_dir($app_name, $i, $platform);
if (!file_exists($app_dir)) break;
$latest_i = $i;
$i++;
}
if ($latest_i >= 0) {
$i = $latest_i;
$app_dir = app_version_dir($app_name, $i, $platform);
$file = "$app_dir/".$app_name."_1.".$i;
$latest_md5 = md5_file($file);
if ($latest_md5 == $wrapper_md5) {
$have_latest_wrapper = true;
echo "App version is current.\n";
} else {
echo "$latest_md5 != $wrapper_md5\n";
}
}
if ($have_latest_wrapper) {
echo "Current wrapper already installed.\n";
// make sure they ran update_versions
//
$av = BoincAppVersion::lookup("appid=$app_id and version_num=$i");
if (!$av) {
echo "- type 'bin/update_versions', and answer 'y' to all questions.\n";
}
} else {
echo "Installing current wrapper.\n";
$i = $latest_i + 1;
$app_dir = app_version_dir($app_name, $i, $platform);
if (make_app_version_dir($app_name, $i, $platform)) {
error("Couldn't create dir: $app_dir");
}
$file = "$app_dir/$app_name"."_1.".$i;
if (!copy($wrapper_filename, $file)) {
error("Couldn't copy $wrapper_filename to $file");
}
chmod($file, 0750);
echo "- type 'bin/update_versions', and answer 'y' to all questions.\n";
}
}
// make sure daemons are in the config file
//
function check_config_file() {
global $app_name, $platform;
$config = file_get_contents('config.xml');
if (!strstr($config, "single_job_assimilator")) {
echo "- Add the following to the <daemons> section of config.xml:\n
<daemon>
<cmd>single_job_assimilator -app $app_name</cmd>
<output>single_job_assimilator_$platform.out</output>
<pid>single_job_assimilator_$platform.pid</pid>
</daemon>
<daemon>
<cmd>sample_trivial_validator -app $app_name</cmd>
<output>sample_trivial_validator_$platform.out</output>
<pid>sample_trivial_validator_$platform.pid</pid>
</daemon>
Then restart your project by typing
bin/stop
bin/start
";
}
}
if ($argc != 2) usage();
$boinc_samples_dir = $argv[1];
check_wrapper_exists();
get_includes();
add_application();
add_apps_dir();
create_app_dir();
check_config_file();
?>
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