boinc/lib/hostinfo.cpp

320 lines
9.7 KiB
C++

// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2018 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/>.
// Write and parse HOST_INFO structures.
// Used by client and GUI
#if defined(_WIN32)
#include "boinc_win.h"
#else
#include "config.h"
#include <cstdio>
#include <cstring>
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#endif
#include "error_numbers.h"
#include "md5_file.h"
#include "parse.h"
#include "util.h"
#include "str_replace.h"
#include "hostinfo.h"
HOST_INFO::HOST_INFO() {
clear_host_info();
}
// this must NOT clear coprocs
// (initialization logic assumes that)
//
void HOST_INFO::clear_host_info() {
timezone = 0;
safe_strcpy(domain_name, "");
safe_strcpy(serialnum, "");
safe_strcpy(ip_addr, "");
safe_strcpy(host_cpid, "");
p_ncpus = 0;
safe_strcpy(p_vendor, "");
safe_strcpy(p_model, "");
safe_strcpy(p_features, "");
p_fpops = 0;
p_iops = 0;
p_membw = 0;
p_calculated = 0;
p_vm_extensions_disabled = false;
m_nbytes = 0;
m_cache = 0;
m_swap = 0;
d_total = 0;
d_free = 0;
safe_strcpy(os_name, "");
safe_strcpy(os_version, "");
wsl_available = false;
#ifdef _WIN64
wsls.clear();
#endif
safe_strcpy(product_name, "");
safe_strcpy(mac_address, "");
safe_strcpy(virtualbox_version, "");
num_opencl_cpu_platforms = 0;
}
int HOST_INFO::parse(XML_PARSER& xp, bool static_items_only) {
clear_host_info();
while (!xp.get_tag()) {
if (xp.match_tag("/host_info")) return 0;
if (xp.parse_double("p_fpops", p_fpops)) {
// fix foolishness that could result in negative value here
//
if (p_fpops < 0) p_fpops = -p_fpops;
continue;
}
if (xp.parse_double("p_iops", p_iops)) {
if (p_iops < 0) p_iops = -p_iops;
continue;
}
if (xp.parse_double("p_membw", p_membw)) {
if (p_membw < 0) p_membw = -p_membw;
continue;
}
if (xp.parse_double("p_calculated", p_calculated)) continue;
if (xp.parse_bool("p_vm_extensions_disabled", p_vm_extensions_disabled)) continue;
if (xp.parse_str("host_cpid", host_cpid, sizeof(host_cpid))) continue;
#ifdef ANDROID
if (xp.parse_str("product_name", product_name, sizeof(product_name))) continue;
if (xp.parse_str("mac_address", mac_address, sizeof(mac_address))) continue;
if (xp.parse_str("domain_name", domain_name, sizeof(domain_name))) continue;
#endif
if (static_items_only) continue;
// Items after here are determined dynamically at startup,
// so don't parse them from the state file
if (xp.parse_int("timezone", timezone)) continue;
if (xp.parse_str("domain_name", domain_name, sizeof(domain_name))) continue;
if (xp.parse_str("ip_addr", ip_addr, sizeof(ip_addr))) continue;
if (xp.parse_int("p_ncpus", p_ncpus)) continue;
if (xp.parse_str("p_vendor", p_vendor, sizeof(p_vendor))) continue;
if (xp.parse_str("p_model", p_model, sizeof(p_model))) continue;
if (xp.parse_str("p_features", p_features, sizeof(p_features))) {
downcase_string(p_features);
continue;
}
if (xp.parse_double("m_nbytes", m_nbytes)) continue;
if (xp.parse_double("m_cache", m_cache)) continue;
if (xp.parse_double("m_swap", m_swap)) continue;
if (xp.parse_double("d_total", d_total)) continue;
if (xp.parse_double("d_free", d_free)) continue;
if (xp.parse_str("os_name", os_name, sizeof(os_name))) continue;
if (xp.parse_str("os_version", os_version, sizeof(os_version))) continue;
#ifdef _WIN64
if (xp.parse_bool("os_wsl_enabled", wsl_available)) continue;
if (xp.match_tag("wsl")) {
this->wsls.parse(xp);
continue;
}
#endif
if (xp.parse_str("product_name", product_name, sizeof(product_name))) continue;
if (xp.parse_str("virtualbox_version", virtualbox_version, sizeof(virtualbox_version))) continue;
if (xp.match_tag("coprocs")) {
this->coprocs.parse(xp);
}
// The same CPU can have a different opencl_cpu_prop
// for each of multiple OpenCL platforms
//
if (xp.match_tag("opencl_cpu_prop")) {
int retval = opencl_cpu_prop[num_opencl_cpu_platforms].parse(xp);
if (!retval) num_opencl_cpu_platforms++;
}
}
return ERR_XML_PARSE;
}
// Write the host information to either:
// - client state XML file (net info, coprocs)
// - a GUI RPC reply (net info, coprocs)
// - a scheduler request message
// (net info unless config says otherwise,
// no coprocs - we write them separately)
// - account manager request
// (net info unless config says otherwise, coprocs)
// - app init file (net info, coprocs)
//
int HOST_INFO::write(
MIOFILE& out, bool include_net_info, bool include_coprocs
) {
char pv[265], pm[256], pf[P_FEATURES_SIZE], osn[256], osv[256], pn[256];
out.printf(
"<host_info>\n"
" <timezone>%d</timezone>\n",
timezone
);
if (include_net_info) {
out.printf(
" <domain_name>%s</domain_name>\n"
" <ip_addr>%s</ip_addr>\n",
domain_name,
ip_addr
);
}
xml_escape(p_vendor, pv, sizeof(pv));
xml_escape(p_model, pm, sizeof(pm));
xml_escape(p_features, pf, sizeof(pf));
xml_escape(os_name, osn, sizeof(osn));
xml_escape(os_version, osv, sizeof(osv));
out.printf(
" <host_cpid>%s</host_cpid>\n"
" <p_ncpus>%d</p_ncpus>\n"
" <p_vendor>%s</p_vendor>\n"
" <p_model>%s</p_model>\n"
" <p_features>%s</p_features>\n"
" <p_fpops>%f</p_fpops>\n"
" <p_iops>%f</p_iops>\n"
" <p_membw>%f</p_membw>\n"
" <p_calculated>%f</p_calculated>\n"
" <p_vm_extensions_disabled>%d</p_vm_extensions_disabled>\n"
" <m_nbytes>%f</m_nbytes>\n"
" <m_cache>%f</m_cache>\n"
" <m_swap>%f</m_swap>\n"
" <d_total>%f</d_total>\n"
" <d_free>%f</d_free>\n"
" <os_name>%s</os_name>\n"
" <os_version>%s</os_version>\n"
" <n_usable_coprocs>%d</n_usable_coprocs>\n"
" <wsl_available>%d</wsl_available>\n",
host_cpid,
p_ncpus,
pv,
pm,
pf,
p_fpops,
p_iops,
p_membw,
p_calculated,
p_vm_extensions_disabled?1:0,
m_nbytes,
m_cache,
m_swap,
d_total,
d_free,
osn,
osv,
coprocs.ndevs(),
#ifdef _WIN64
wsl_available ? 1 : 0
#else
0
#endif
);
#ifdef _WIN64
if (wsl_available) {
wsls.write_xml(out);
}
#endif
if (strlen(product_name)) {
xml_escape(product_name, pn, sizeof(pn));
out.printf(
" <product_name>%s</product_name>\n",
pn
);
}
if (strlen(mac_address)) {
out.printf(
" <mac_address>%s</mac_address>\n",
mac_address
);
}
if (strlen(virtualbox_version)) {
char buf[256];
xml_escape(virtualbox_version, buf, sizeof(buf));
out.printf(
" <virtualbox_version>%s</virtualbox_version>\n",
buf
);
}
if (include_coprocs) {
this->coprocs.write_xml(out, false);
}
// The same CPU can have a different opencl_cpu_prop
// for each of multiple OpenCL platforms.
// We send them all to the project server because:
// - Different OpenCL platforms report different values
// for the same CPU
// - Some OpenCL CPU apps may work better with certain
// OpenCL platforms
//
for (int i=0; i<num_opencl_cpu_platforms; i++) {
opencl_cpu_prop[i].write_xml(out);
}
out.printf(
"</host_info>\n"
);
return 0;
}
// CPU benchmarks are run in a separate process,
// which communicates its result via a file.
// The following functions read and write this file.
//
int HOST_INFO::parse_cpu_benchmarks(FILE* in) {
char buf[256];
char* p = fgets(buf, 256, in);
if (!p) return 0; // Fixes compiler warning
while (fgets(buf, 256, in)) {
if (match_tag(buf, "<cpu_benchmarks>"));
else if (match_tag(buf, "</cpu_benchmarks>")) return 0;
else if (parse_double(buf, "<p_fpops>", p_fpops)) continue;
else if (parse_double(buf, "<p_iops>", p_iops)) continue;
else if (parse_double(buf, "<p_membw>", p_membw)) continue;
else if (parse_double(buf, "<p_calculated>", p_calculated)) continue;
else if (parse_double(buf, "<m_cache>", m_cache)) continue;
}
return 0;
}
int HOST_INFO::write_cpu_benchmarks(FILE* out) {
fprintf(out,
"<cpu_benchmarks>\n"
" <p_fpops>%f</p_fpops>\n"
" <p_iops>%f</p_iops>\n"
" <p_membw>%f</p_membw>\n"
" <p_calculated>%f</p_calculated>\n"
" <m_cache>%f</m_cache>\n"
"</cpu_benchmarks>\n",
p_fpops,
p_iops,
p_membw,
p_calculated,
m_cache
);
return 0;
}