mirror of https://github.com/BOINC/boinc.git
87 lines
2.6 KiB
C++
87 lines
2.6 KiB
C++
// This file is part of BOINC.
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// http://boinc.berkeley.edu
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// Copyright (C) 2023 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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// code related to "time stats logs".
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// These are summaries of client availability send in scheduler requests.
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// The scheduler writes them to a directory hierarchy for later analysis.
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#include <sys/types.h>
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#include <sys/stat.h>
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#include "filesys.h"
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#include "parse.h"
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#include "sched_msgs.h"
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#include "sched_config.h"
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#include "sched_types.h"
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#include "time_stats_log.h"
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static char* stats_buf = 0;
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// Got a <time_stats_log> flag in scheduler request.
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// Copy the contents to a malloced buffer;
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// don't write them to disk yet, since we haven't authenticated the host
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//
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int handle_time_stats_log(FILE* fin) {
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return dup_element_contents(fin, "</time_stats_log>", &stats_buf);
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}
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// The host has been authenticated, so write the stats.
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// Use a directory hierarchy since there may be many hosts
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//
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void write_time_stats_log() {
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char filename[256];
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const char *dirname;
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int hostid = g_reply->host.id;
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int dirnum = hostid % 1000;
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dirname = config.project_path("time_stats_log/%d", dirnum);
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if (!is_dir(dirname)) {
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int retval = boinc_mkdir(dirname);
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if (retval) {
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log_messages.printf(MSG_CRITICAL,
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"Can't make time stats log dir %s: %s\n",
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dirname, boincerror(retval)
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);
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std::perror("mkdir");
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return;
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}
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}
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sprintf(filename, "%s/%d", dirname, hostid);
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FILE* f = boinc::fopen(filename, "w");
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if (!f) {
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log_messages.printf(MSG_CRITICAL,
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"Can't create time stats file %s\n", filename
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);
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return;
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}
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boinc::fputs(stats_buf, f);
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boinc::fclose(f);
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free(stats_buf);
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stats_buf = 0;
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}
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bool have_time_stats_log() {
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int hostid = g_reply->host.id;
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int dirnum = hostid % 1000;
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return is_file(
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config.project_path("time_stats_log/%d/%d", dirnum, hostid)
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);
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}
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