mirror of https://github.com/BOINC/boinc.git
220 lines
6.7 KiB
C
220 lines
6.7 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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// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#if defined(_WIN32) && !defined(__STDWX_H__) && !defined(_BOINC_WIN_) && !defined(_AFX_STDAFX_H_)
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#include "boinc_win.h"
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#endif
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#ifndef _WIN32
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#include "config.h"
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#include <cstdio>
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#include <cstring>
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#if HAVE_UNISTD_H
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#include <unistd.h>
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#endif
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#endif
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#include "util.h"
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#include "parse.h"
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#include "md5_file.h"
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#include "error_numbers.h"
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#include "hostinfo.h"
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HOST_INFO::HOST_INFO() {
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clear_host_info();
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}
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void HOST_INFO::clear_host_info() {
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timezone = 0;
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strcpy(domain_name, "");
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strcpy(serialnum, "");
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strcpy(ip_addr, "");
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strcpy(host_cpid, "");
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p_ncpus = 0;
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strcpy(p_vendor, "");
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strcpy(p_model, "");
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p_fpops = 0;
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p_iops = 0;
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p_membw = 0;
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p_calculated = 0;
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m_nbytes = 0;
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m_cache = 0;
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m_swap = 0;
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d_total = 0;
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d_free = 0;
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strcpy(os_name, "");
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strcpy(os_version, "");
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strcpy(accelerators, "");
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}
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int HOST_INFO::parse(MIOFILE& in) {
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char buf[256];
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memset(this, 0, sizeof(HOST_INFO));
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while (in.fgets(buf, 256)) {
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if (match_tag(buf, "</host_info>")) return 0;
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else if (parse_int(buf, "<timezone>", timezone)) continue;
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else if (parse_str(buf, "<domain_name>", domain_name, sizeof(domain_name))) continue;
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else if (parse_str(buf, "<ip_addr>", ip_addr, sizeof(ip_addr))) continue;
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else if (parse_str(buf, "<host_cpid>", host_cpid, sizeof(host_cpid))) continue;
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else if (parse_int(buf, "<p_ncpus>", p_ncpus)) continue;
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else if (parse_str(buf, "<p_vendor>", p_vendor, sizeof(p_vendor))) continue;
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else if (parse_str(buf, "<p_model>", p_model, sizeof(p_model))) continue;
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else if (parse_double(buf, "<p_fpops>", p_fpops)) {
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// fix foolishness that could result in negative value here
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//
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if (p_fpops < 0) p_fpops = -p_fpops;
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continue;
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}
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else if (parse_double(buf, "<p_iops>", p_iops)) {
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if (p_iops < 0) p_iops = -p_iops;
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continue;
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}
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else if (parse_double(buf, "<p_membw>", p_membw)) {
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if (p_membw < 0) p_membw = -p_membw;
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continue;
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}
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else if (parse_double(buf, "<p_calculated>", p_calculated)) continue;
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else if (parse_double(buf, "<m_nbytes>", m_nbytes)) continue;
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else if (parse_double(buf, "<m_cache>", m_cache)) continue;
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else if (parse_double(buf, "<m_swap>", m_swap)) continue;
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else if (parse_double(buf, "<d_total>", d_total)) continue;
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else if (parse_double(buf, "<d_free>", d_free)) continue;
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else if (parse_str(buf, "<os_name>", os_name, sizeof(os_name))) continue;
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else if (parse_str(buf, "<os_version>", os_version, sizeof(os_version))) continue;
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else if (parse_str(buf, "<accelerators>", accelerators, sizeof(accelerators))) continue;
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}
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return ERR_XML_PARSE;
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}
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// Write the host information, to the client state XML file
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// or in a scheduler request message
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//
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int HOST_INFO::write(MIOFILE& out) {
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out.printf(
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"<host_info>\n"
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" <timezone>%d</timezone>\n"
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" <domain_name>%s</domain_name>\n"
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" <ip_addr>%s</ip_addr>\n"
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" <host_cpid>%s</host_cpid>\n"
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" <p_ncpus>%d</p_ncpus>\n"
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" <p_vendor>%s</p_vendor>\n"
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" <p_model>%s</p_model>\n"
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" <p_fpops>%f</p_fpops>\n"
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" <p_iops>%f</p_iops>\n"
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" <p_membw>%f</p_membw>\n"
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" <p_calculated>%f</p_calculated>\n"
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" <m_nbytes>%f</m_nbytes>\n"
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" <m_cache>%f</m_cache>\n"
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" <m_swap>%f</m_swap>\n"
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" <d_total>%f</d_total>\n"
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" <d_free>%f</d_free>\n"
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" <os_name>%s</os_name>\n"
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" <os_version>%s</os_version>\n"
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" <accelerators>%s</accelerators>\n"
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"</host_info>\n",
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timezone,
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domain_name,
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ip_addr,
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host_cpid,
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p_ncpus,
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p_vendor,
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p_model,
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p_fpops,
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p_iops,
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p_membw,
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p_calculated,
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m_nbytes,
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m_cache,
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m_swap,
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d_total,
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d_free,
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os_name,
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os_version,
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accelerators
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);
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return 0;
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}
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// CPU benchmarks are run in a separate process,
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// which communicates its result via a file.
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// The following functions read and write this file.
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//
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int HOST_INFO::parse_cpu_benchmarks(FILE* in) {
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char buf[256];
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fgets(buf, 256, in);
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while (fgets(buf, 256, in)) {
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if (match_tag(buf, "<cpu_benchmarks>"));
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else if (match_tag(buf, "</cpu_benchmarks>")) return 0;
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else if (parse_double(buf, "<p_fpops>", p_fpops)) continue;
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else if (parse_double(buf, "<p_iops>", p_iops)) continue;
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else if (parse_double(buf, "<p_membw>", p_membw)) continue;
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else if (parse_double(buf, "<p_calculated>", p_calculated)) continue;
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else if (parse_double(buf, "<m_cache>", m_cache)) continue;
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}
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return 0;
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}
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int HOST_INFO::write_cpu_benchmarks(FILE* out) {
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fprintf(out,
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"<cpu_benchmarks>\n"
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" <p_fpops>%f</p_fpops>\n"
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" <p_iops>%f</p_iops>\n"
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" <p_membw>%f</p_membw>\n"
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" <p_calculated>%f</p_calculated>\n"
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" <m_cache>%f</m_cache>\n"
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"</cpu_benchmarks>\n",
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p_fpops,
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p_iops,
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p_membw,
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p_calculated,
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m_cache
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);
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return 0;
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}
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// make a random string using host info.
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// Not recommended for password generation;
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// use as a last resort if more secure methods fail
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//
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void HOST_INFO::make_random_string(const char* salt, char* out) {
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char buf[1024];
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sprintf(buf, "%f%s%s%f%s", dtime(), domain_name, ip_addr, d_free, salt);
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md5_block((const unsigned char*) buf, (int)strlen(buf), out);
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}
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// make a host cross-project ID.
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// Should be unique across hosts with very high probability
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//
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void HOST_INFO::generate_host_cpid() {
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make_random_string("", host_cpid);
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}
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const char *BOINC_RCSID_edf7e5c147 = "$Id$";
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