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<?php |
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// This file is part of BOINC. |
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// http://boinc.berkeley.edu |
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// Copyright (C) 2008 University of California |
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// |
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// BOINC is free software; you can redistribute it and/or modify it |
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// under the terms of the GNU Lesser General Public License |
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// as published by the Free Software Foundation, |
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// either version 3 of the License, or (at your option) any later version. |
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// |
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// BOINC is distributed in the hope that it will be useful, |
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// but WITHOUT ANY WARRANTY; without even the implied warranty of |
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. |
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// See the GNU Lesser General Public License for more details. |
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// |
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// You should have received a copy of the GNU Lesser General Public License |
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// along with BOINC. If not, see <http://www.gnu.org/licenses/>. |
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// script to delete results with no corresponding workunit. |
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// In theory these shouldn't exist, |
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// but (because of crashes or bugs) they sometimes do. |
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// db_purge doesn't get rid of them; this does |
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$cli_only = true; |
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require_once("../inc/util_ops.inc"); |
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require_once("../inc/db.inc"); |
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set_time_limit(0); |
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// get lists of current results and WUs. |
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// Do selects in this order so that we'll get all relevant results |
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// |
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function get_lists() { |
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$config = get_config(); |
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$db_name = parse_config($config, "<db_name>"); |
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$db_host = parse_config($config, "<db_host>"); |
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system("mysql $db_name -h $db_host -e \"select workunitid, id from result \" | tail -n +2 | sort -n > dbc_res.dat"); |
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system("mysql $db_name -h $db_host -e \"select id from workunit\" | tail -n +2 | sort -n > dbc_wu.dat"); |
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} |
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// N.B.: on Linux we can use join -v to find results without WU. |
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// But for some reason this doesn't work on Solaris (*&^@#). |
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// So we roll our own. |
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// Note: it's |
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// |
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function join_lists() { |
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$fwu = fopen('dbc_wu.dat', 'r'); |
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$fres = fopen('dbc_res.dat', 'r'); |
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$fout = fopen('dbc_out.dat', 'w'); |
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$wuid = 0; |
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$n = 0; |
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while (1) { |
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$n++; |
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if ($n % 1000 == 0) echo "$n\n"; |
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$x = fgets($fres); |
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if (!$x) break; |
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list($reswuid, $resid) = sscanf($x, "%d %d"); |
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if (feof($fwu)) { |
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fputs($fout, "$resid\n"); |
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continue; |
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} |
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while ($wuid < $reswuid) { |
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$y = fgets($fwu); |
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if (!$y) { |
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$wuid = 999999999999; |
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break; |
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} |
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sscanf($y, "%d", $wuid); |
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} |
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if ($wuid == $reswuid) continue; |
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if ($wuid > $reswuid) { |
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fputs($fout, "$resid\n"); |
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continue; |
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} |
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} |
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} |
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// It would be better to have db_purge delete the results |
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// (and write them to XML archive) |
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// but it's not clear how to do this. |
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// So just delete them. |
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// |
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function delete_results() { |
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db_init(); |
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$f = fopen('dbc_out.dat', 'r'); |
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while (1) { |
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$x = fgets($f); |
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if (!$x) break; |
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$n = sscanf($x, "%d", $resid); |
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if ($n != 1) { |
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echo "bad line: $x\n"; |
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continue; |
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} |
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$result = BoincResult::lookup_id($resid); |
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if (!$result) { |
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echo "no result $resultid\n"; |
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continue; |
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} |
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$wu = BoincWorkunit::lookup_id($result->workunitid); |
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if ($wu) { |
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echo "result has WU: $resid\n"; |
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continue; |
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} |
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echo "deleting $resid\n"; |
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// uncomment the following to actually delete |
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die("edit script to enable deletion\n"); |
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//_mysql_query("delete from result where id=$resid"); |
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} |
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} |
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get_lists(); |
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join_lists(); |
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delete_results(); |
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?> |
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BOINC /
boinc
In general, usage of exit should be done with care and only when running in a scripting context like a CLI script.