boinc/client/cs_statefile.C

719 lines
23 KiB
C

// Berkeley Open Infrastructure for Network Computing
// http://boinc.berkeley.edu
// Copyright (C) 2005 University of California
//
// This 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 2.1 of the License, or (at your option) any later version.
//
// This software 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.
//
// To view the GNU Lesser General Public License visit
// http://www.gnu.org/copyleft/lesser.html
// or write to the Free Software Foundation, Inc.,
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
#ifdef _WIN32
#include "boinc_win.h"
#else
#include "config.h"
#endif
#include "parse.h"
#include "util.h"
#include "error_numbers.h"
#include "filesys.h"
#include "file_names.h"
#include "client_msgs.h"
#include "client_state.h"
void CLIENT_STATE::set_client_state_dirty(const char* source) {
if (log_flags.state_debug) {
msg_printf(0, MSG_INFO, "[state_debug] set dirty: %s\n", source);
}
client_state_dirty = true;
}
static bool valid_state_file(const char* fname) {
char buf[256];
FILE* f = boinc_fopen(fname, "r");
if (!f) return false;
fgets(buf, 256, f);
if (!match_tag(buf, "<client_state>")) {
fclose(f);
return false;
}
while (fgets(buf, 256, f)) {
if (match_tag(buf, "</client_state>")) {
fclose(f);
return true;
}
}
fclose(f);
return false;
}
// Parse the client_state.xml file
//
int CLIENT_STATE::parse_state_file() {
PROJECT *project=NULL;
char buf[256];
int retval=0;
int failnum;
const char *fname;
// Look for a valid state file:
// First the regular one, then the "next" one.
//
if (valid_state_file(STATE_FILE_NEXT)) {
fname = STATE_FILE_NEXT;
} else if (valid_state_file(STATE_FILE_NAME)) {
fname = STATE_FILE_NAME;
} else if (valid_state_file(STATE_FILE_PREV)) {
fname = STATE_FILE_PREV;
} else {
if (log_flags.state_debug) {
msg_printf(0, MSG_INFO,
"[state_debug] CLIENT_STATE::parse_state_file(): No state file; will create one"
);
}
// avoid warning messages about version
//
old_major_version = BOINC_MAJOR_VERSION;
old_minor_version = BOINC_MINOR_VERSION;
old_release = BOINC_RELEASE;
return ERR_FOPEN;
}
FILE* f = fopen(fname, "r");
MIOFILE mf;
mf.init_file(f);
while (fgets(buf, 256, f)) {
if (match_tag(buf, "</client_state>")) {
break;
} else if (match_tag(buf, "<client_state>")) {
continue;
} else if (match_tag(buf, "<project>")) {
PROJECT temp_project;
retval = temp_project.parse_state(mf);
if (retval) {
msg_printf(NULL, MSG_INTERNAL_ERROR, "Can't parse project in state file");
} else {
project = lookup_project(temp_project.master_url);
if (project) {
project->copy_state_fields(temp_project);
} else {
msg_printf(&temp_project, MSG_INTERNAL_ERROR,
"Project %s is in state file but no account file found",
temp_project.get_project_name()
);
}
}
} else if (match_tag(buf, "<app>")) {
APP* app = new APP;
retval = app->parse(mf);
if (!project) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Application %s outside project in state file",
app->name
);
delete app;
continue;
}
if (project->anonymous_platform) {
delete app;
continue;
}
if (retval) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Can't parse application in state file"
);
delete app;
continue;
}
retval = link_app(project, app);
if (retval) {
msg_printf(project, MSG_INTERNAL_ERROR,
"Can't handle application %s in state file",
app->name
);
delete app;
continue;
}
apps.push_back(app);
} else if (match_tag(buf, "<file_info>")) {
FILE_INFO* fip = new FILE_INFO;
retval = fip->parse(mf, false);
if (!project) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"File info outside project in state file"
);
delete fip;
continue;
}
if (retval) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Can't handle file info in state file"
);
delete fip;
continue;
}
retval = link_file_info(project, fip);
if (project->anonymous_platform && retval == ERR_NOT_UNIQUE) {
delete fip;
continue;
}
if (retval) {
msg_printf(project, MSG_INTERNAL_ERROR,
"Can't handle file info %s in state file",
fip->name
);
delete fip;
continue;
}
file_infos.push_back(fip);
// If the file had a failure before,
// don't start another file transfer
//
if (fip->had_failure(failnum)) {
if (fip->pers_file_xfer) {
delete fip->pers_file_xfer;
fip->pers_file_xfer = NULL;
}
}
if (fip->pers_file_xfer) {
retval = fip->pers_file_xfer->init(fip, fip->upload_when_present);
if (retval) {
msg_printf(project, MSG_INTERNAL_ERROR,
"Can't initialize file transfer for %s",
fip->name
);
}
retval = pers_file_xfers->insert(fip->pers_file_xfer);
if (retval) {
msg_printf(project, MSG_INTERNAL_ERROR,
"Can't start persistent file transfer for %s",
fip->name
);
}
}
} else if (match_tag(buf, "<app_version>")) {
APP_VERSION* avp = new APP_VERSION;
retval = avp->parse(mf);
if (!project) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Application version outside project in state file"
);
delete avp;
continue;
}
if (project->anonymous_platform) {
delete avp;
continue;
}
if (retval) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Can't parse application version in state file"
);
delete avp;
continue;
}
retval = link_app_version(project, avp);
if (retval) {
msg_printf(project, MSG_INTERNAL_ERROR,
"Can't handle application version in state file"
);
delete avp;
continue;
}
app_versions.push_back(avp);
} else if (match_tag(buf, "<workunit>")) {
WORKUNIT* wup = new WORKUNIT;
retval = wup->parse(mf);
if (!project) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Workunit outside project in state file"
);
delete wup;
continue;
}
if (retval) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Can't parse workunit in state file"
);
delete wup;
continue;
}
retval = link_workunit(project, wup);
if (retval) {
msg_printf(project, MSG_INTERNAL_ERROR,
"Can't handle workunit in state file"
);
delete wup;
continue;
}
workunits.push_back(wup);
} else if (match_tag(buf, "<result>")) {
RESULT* rp = new RESULT;
retval = rp->parse_state(mf);
if (!project) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Task %s outside project in state file",
rp->name
);
delete rp;
continue;
}
if (retval) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Can't parse task in state file"
);
delete rp;
continue;
}
retval = link_result(project, rp);
if (retval) {
msg_printf(project, MSG_INTERNAL_ERROR,
"Can't link task %s in state file",
rp->name
);
delete rp;
continue;
}
results.push_back(rp);
} else if (match_tag(buf, "<project_files>")) {
if (!project) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Project files outside project in state file"
);
skip_unrecognized(buf, f);
continue;
}
project->parse_project_files(mf, false);
project->link_project_files(false);
} else if (match_tag(buf, "<host_info>")) {
retval = host_info.parse(mf);
if (retval) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Can't parse host info in state file"
);
}
} else if (match_tag(buf, "<time_stats>")) {
retval = time_stats.parse(mf);
if (retval) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Can't parse time stats in state file"
);
}
} else if (match_tag(buf, "<net_stats>")) {
retval = net_stats.parse(mf);
if (retval) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Can't parse network stats in state file"
);
}
} else if (match_tag(buf, "<active_task_set>")) {
retval = active_tasks.parse(mf);
if (retval) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Can't parse active tasks in state file"
);
}
} else if (parse_str(buf, "<platform_name>", statefile_platform_name)) {
continue;
} else if (parse_int(buf, "<user_run_request>", retval)) {
run_mode.set(retval, 0);
continue;
} else if (parse_int(buf, "<user_network_request>", retval)) {
network_mode.set(retval, 0);
continue;
} else if (parse_int(buf, "<core_client_major_version>", old_major_version)) {
} else if (parse_int(buf, "<core_client_minor_version>", old_minor_version)) {
} else if (parse_int(buf, "<core_client_release>", old_release)) {
} else if (match_tag(buf, "<cpu_benchmarks_pending/>")) {
run_cpu_benchmarks = true;
} else if (match_tag(buf, "<work_fetch_no_new_work/>")) {
work_fetch_no_new_work = true;
} else if (match_tag(buf, "<proxy_info>")) {
retval = proxy_info.parse(mf);
if (retval) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"Can't parse proxy info in state file"
);
}
} else if (parse_str(buf, "<host_venue>", main_host_venue, sizeof(main_host_venue))) {
} else if (parse_double(buf, "<new_version_check_time>", new_version_check_time)) {
} else if (parse_str(buf, "<newer_version>", newer_version)) {
} else if (match_tag(buf, "<auto_update>")) {
if (!project) {
msg_printf(NULL, MSG_INTERNAL_ERROR,
"auto update outside project in state file"
);
skip_unrecognized(buf, f);
continue;
}
if (!auto_update.parse(mf) && !auto_update.validate_and_link(project)) {
auto_update.present = true;
}
} else {
if (log_flags.unparsed_xml) {
msg_printf(0, MSG_INFO,
"[unparsed_xml] state_file: unrecognized: %s", buf
);
}
}
}
fclose(f);
return 0;
}
// Write the client_state.xml file
//
int CLIENT_STATE::write_state_file() {
MFILE mf;
int retval, ret1, ret2;
#ifdef _WIN32
char win_error_msg[4096];
#endif
if (log_flags.state_debug) {
msg_printf(0, MSG_INFO,
"[status_debug] CLIENT_STATE::write_state_file(): Writing state file"
);
}
#ifdef _WIN32
retval = mf.open(STATE_FILE_NEXT, "wc");
#else
retval = mf.open(STATE_FILE_NEXT, "w");
#endif
if (retval) {
msg_printf(0, MSG_INTERNAL_ERROR,
"Can't open %s: %s",
STATE_FILE_NEXT, boincerror(retval)
);
return ERR_FOPEN;
}
MIOFILE miof;
miof.init_mfile(&mf);
ret1 = write_state(miof);
ret2 = mf.close();
if (ret1) return ret1;
if (ret2) return ret2;
// only attempt to rename the current state file if it exists.
//
if (boinc_file_exists(STATE_FILE_NAME)) {
if (boinc_file_exists(STATE_FILE_PREV)) {
retval = boinc_delete_file(STATE_FILE_PREV);
#ifdef _WIN32
if (retval) {
msg_printf(0, MSG_USER_ERROR,
"Can't delete previous state file; %s",
windows_error_string(win_error_msg, sizeof(win_error_msg))
);
}
#endif
}
retval = boinc_rename(STATE_FILE_NAME, STATE_FILE_PREV);
#ifdef _WIN32
if (retval) {
msg_printf(0, MSG_USER_ERROR,
"Can't rename current state file to previous state file; %s",
windows_error_string(win_error_msg, sizeof(win_error_msg))
);
}
#endif
}
retval = boinc_rename(STATE_FILE_NEXT, STATE_FILE_NAME);
if (log_flags.state_debug) {
msg_printf(0, MSG_INFO,
"[status_debug] CLIENT_STATE::write_state_file(): Done writing state file"
);
}
if (retval) {
#ifdef _WIN32
if (retval == ERROR_ACCESS_DENIED) {
msg_printf(0, MSG_USER_ERROR,
"Can't rename state file; access denied; check file and directory permissions"
);
} else {
msg_printf(0, MSG_USER_ERROR,
"Can't rename state file; %s",
windows_error_string(win_error_msg, sizeof(win_error_msg))
);
}
#else
msg_printf(0, MSG_USER_ERROR,
"Can't rename %s to %s; check file and directory permissions",
STATE_FILE_NEXT, STATE_FILE_NAME
);
#endif
return ERR_RENAME;
}
return 0;
}
int CLIENT_STATE::write_state(MIOFILE& f) {
unsigned int i, j;
int retval;
f.printf("<client_state>\n");
retval = host_info.write(f);
if (retval) return retval;
retval = time_stats.write(f, false);
if (retval) return retval;
retval = net_stats.write(f);
if (retval) return retval;
for (j=0; j<projects.size(); j++) {
PROJECT* p = projects[j];
retval = p->write_state(f);
if (retval) return retval;
for (i=0; i<apps.size(); i++) {
if (apps[i]->project == p) {
retval = apps[i]->write(f);
if (retval) return retval;
}
}
for (i=0; i<file_infos.size(); i++) {
if (file_infos[i]->project == p) {
retval = file_infos[i]->write(f, false);
if (retval) return retval;
}
}
for (i=0; i<app_versions.size(); i++) {
if (app_versions[i]->project == p) app_versions[i]->write(f);
}
for (i=0; i<workunits.size(); i++) {
if (workunits[i]->project == p) workunits[i]->write(f);
}
for (i=0; i<results.size(); i++) {
if (results[i]->project == p) results[i]->write(f, false);
}
p->write_project_files(f);
if (auto_update.present && auto_update.project==p) {
auto_update.write(f);
}
}
active_tasks.write(f);
f.printf(
"<platform_name>%s</platform_name>\n"
"<core_client_major_version>%d</core_client_major_version>\n"
"<core_client_minor_version>%d</core_client_minor_version>\n"
"<core_client_release>%d</core_client_release>\n"
"<user_run_request>%d</user_run_request>\n"
"<user_network_request>%d</user_network_request>\n"
"%s"
"<new_version_check_time>%f</new_version_check_time>\n",
platform_name,
core_client_version.major,
core_client_version.minor,
core_client_version.release,
run_mode.get_perm(),
network_mode.get_perm(),
cpu_benchmarks_pending?"<cpu_benchmarks_pending/>\n":"",
new_version_check_time
);
if (newer_version.size()) {
f.printf("<newer_version>%s</newer_version>\n", newer_version.c_str());
}
proxy_info.write(f);
if (strlen(main_host_venue)) {
f.printf("<host_venue>%s</host_venue>\n", main_host_venue);
}
f.printf("</client_state>\n");
return 0;
}
// Write the client_state.xml file if necessary
// TODO: write no more often than X seconds
//
int CLIENT_STATE::write_state_file_if_needed() {
int retval;
if (client_state_dirty) {
client_state_dirty = false;
retval = write_state_file();
if (retval) return retval;
}
return 0;
}
// look for app_versions.xml file in project dir.
// If find, get app versions from there,
// and use "anonymous platform" mechanism for this project
//
void CLIENT_STATE::check_anonymous() {
unsigned int i;
char dir[256], path[256];
FILE* f;
int retval;
for (i=0; i<projects.size(); i++) {
PROJECT* p = projects[i];
get_project_dir(p, dir);
sprintf(path, "%s/%s", dir, APP_INFO_FILE_NAME);
f = fopen(path, "r");
if (!f) continue;
msg_printf(p, MSG_INFO,
"Found %s; using anonymous platform", APP_INFO_FILE_NAME
);
p->anonymous_platform = true;
// flag as anonymous even if can't parse file
retval = parse_app_info(p, f);
fclose(f);
}
}
int CLIENT_STATE::parse_app_info(PROJECT* p, FILE* in) {
char buf[256];
MIOFILE mf;
mf.init_file(in);
while (fgets(buf, 256, in)) {
if (match_tag(buf, "<app_info>")) continue;
if (match_tag(buf, "</app_info>")) return 0;
if (match_tag(buf, "<file_info>")) {
FILE_INFO* fip = new FILE_INFO;
if (fip->parse(mf, false)) {
delete fip;
continue;
}
if (link_file_info(p, fip)) {
delete fip;
continue;
}
fip->status = FILE_PRESENT;
file_infos.push_back(fip);
continue;
}
if (match_tag(buf, "<app>")) {
APP* app = new APP;
if (app->parse(mf)) {
delete app;
continue;
}
if (lookup_app(p, app->name)) {
delete app;
continue;
}
link_app(p, app);
apps.push_back(app);
continue;
}
if (match_tag(buf, "<app_version>")) {
APP_VERSION* avp = new APP_VERSION;
if (avp->parse(mf)) {
delete avp;
continue;
}
if (gstate.link_app_version(p, avp)) {
delete avp;
continue;
}
link_app_version(p, avp);
app_versions.push_back(avp);
continue;
}
if (log_flags.unparsed_xml) {
msg_printf(p, MSG_INFO,
"[unparsed_xml] Unparsed line in app_info.xml: %s", buf
);
}
}
return ERR_XML_PARSE;
}
int CLIENT_STATE::write_state_gui(MIOFILE& f) {
unsigned int i, j;
int retval;
f.printf("<client_state>\n");
retval = host_info.write(f);
if (retval) return retval;
retval = time_stats.write(f, false);
if (retval) return retval;
retval = net_stats.write(f);
if (retval) return retval;
for (j=0; j<projects.size(); j++) {
PROJECT* p = projects[j];
retval = p->write_state(f, true);
if (retval) return retval;
for (i=0; i<apps.size(); i++) {
if (apps[i]->project == p) {
retval = apps[i]->write(f);
if (retval) return retval;
}
}
for (i=0; i<app_versions.size(); i++) {
if (app_versions[i]->project == p) app_versions[i]->write(f);
}
for (i=0; i<workunits.size(); i++) {
if (workunits[i]->project == p) workunits[i]->write(f);
}
for (i=0; i<results.size(); i++) {
if (results[i]->project == p) results[i]->write_gui(f);
}
}
f.printf(
"<platform_name>%s</platform_name>\n"
"<core_client_major_version>%d</core_client_major_version>\n"
"<core_client_minor_version>%d</core_client_minor_version>\n"
"<core_client_release>%d</core_client_release>\n"
"%s",
platform_name,
core_client_version.major,
core_client_version.minor,
core_client_version.release,
work_fetch_no_new_work?"<work_fetch_no_new_work/>\n":""
);
global_prefs.write(f);
if (strlen(main_host_venue)) {
f.printf("<host_venue>%s</host_venue>\n", main_host_venue);
}
f.printf("</client_state>\n");
return 0;
}
int CLIENT_STATE::write_tasks_gui(MIOFILE& f) {
unsigned int i;
for (i=0; i<results.size(); i++) {
RESULT* rp = results[i];
rp->write_gui(f);
}
return 0;
}
int CLIENT_STATE::write_file_transfers_gui(MIOFILE& f) {
unsigned int i;
f.printf("<file_transfers>\n");
for (i=0; i<file_infos.size(); i++) {
FILE_INFO* fip = file_infos[i];
if (fip->pers_file_xfer
|| (fip->upload_when_present && fip->status == FILE_PRESENT && !fip->uploaded)
) {
fip->write_gui(f);
}
}
f.printf("</file_transfers>\n");
return 0;
}
const char *BOINC_RCSID_375ec798cc = "$Id$";