mirror of https://github.com/BOINC/boinc.git
108 lines
2.9 KiB
C
108 lines
2.9 KiB
C
// Berkeley Open Infrastructure for Network Computing
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// http://boinc.berkeley.edu
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// Copyright (C) 2005 University of California
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//
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// This is free software; you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public
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// License as published by the Free Software Foundation;
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// either version 2.1 of the License, or (at your option) any later version.
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//
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// This software 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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// To view the GNU Lesser General Public License visit
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// http://www.gnu.org/copyleft/lesser.html
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// or write to the Free Software Foundation, Inc.,
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// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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// A sample validator that grants credit if the majority of results are
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// bitwise identical.
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// This is useful only if either
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// 1) your application does no floating-point math, or
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// 2) you use homogeneous redundancy
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#include "config.h"
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#include "util.h"
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#include "sched_util.h"
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#include "sched_msgs.h"
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#include "validate_util.h"
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#include "md5_file.h"
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using std::string;
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using std::vector;
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class FILE_CACHE {
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mutable string _md5sum;
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public:
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const string filedata;
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FILE_CACHE(string const& filedata0) : filedata(filedata0) {}
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~FILE_CACHE(){}
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string const md5sum() const {
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if (_md5sum.empty()) {
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_md5sum = md5_string(filedata);
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}
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return _md5sum;
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}
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};
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bool files_match(FILE_CACHE const& f1, FILE_CACHE const& f2) {
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return (f1.md5sum() == f2.md5sum() && f1.filedata == f2.filedata);
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}
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// read file into memory
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//
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int init_result(RESULT const & result, void*& data) {
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int retval;
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string path;
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retval = get_output_file_path(result, path);
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if (retval) {
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log_messages.printf(
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SCHED_MSG_LOG::MSG_CRITICAL,
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"[RESULT#%d %s] check_set: can't get output filename\n",
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result.id, result.name
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);
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return retval;
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}
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string filedata;
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retval = read_file_string(path.c_str(), filedata);
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if (retval) {
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log_messages.printf(
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SCHED_MSG_LOG::MSG_CRITICAL,
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"[RESULT#%d %s] Couldn't open %s\n",
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result.id, result.name, path.c_str()
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);
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return retval;
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}
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data = (void*) new FILE_CACHE(filedata);
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return 0;
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}
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int compare_results(
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RESULT & /*r1*/, void* data1,
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RESULT const& /*r2*/, void* data2,
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bool& match
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) {
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FILE_CACHE const* f1 = (FILE_CACHE*) data1;
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FILE_CACHE const* f2 = (FILE_CACHE*) data2;
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match = files_match(*f1, *f2);
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return 0;
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}
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int cleanup_result(RESULT const& /*result*/, void* data) {
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delete (FILE_CACHE*) data;
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return 0;
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}
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double compute_granted_credit(WORKUNIT& wu, vector<RESULT>& results) {
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return median_mean_credit(wu, results);
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}
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const char *BOINC_RCSID_7ab2b7189c = "$Id$";
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