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boinc/client/cs_account.C

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// 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"
#endif
#ifndef _WIN32
#include <cstdio>
#include <cassert>
#ifdef HAVE_SYS_STAT_H
#include <sys/stat.h>
#endif
#endif
#include "filesys.h"
#include "parse.h"
#include "util.h"
#include "client_state.h"
#include "client_msgs.h"
#include "error_numbers.h"
#include "file_names.h"
using std::string;
// write account_*.xml file.
// NOTE: this is called only when
// 1) attach to a project, and
// 2) after a scheduler RPC
// So in either case PROJECT.project_prefs
// (which normally is undefined) is valid
//
int PROJECT::write_account_file() {
char path[256];
FILE* f;
int retval;
get_account_filename(master_url, path);
f = boinc_fopen(TEMP_FILE_NAME, "w");
if (!f) return ERR_FOPEN;
fprintf(f,
"<account>\n"
" <master_url>%s</master_url>\n"
" <authenticator>%s</authenticator>\n",
master_url,
authenticator
);
// put project name in account file for informational purposes only
// (client state file is authoritative)
//
if (strlen(project_name)) {
fprintf(f, " <project_name>%s</project_name>\n", project_name);
}
if (tentative) {
fprintf(f, " <tentative/>\n");
}
if (strlen(host_venue)) {
fprintf(f, " <host_venue>%s</host_venue>\n", host_venue);
}
fprintf(f, "<project_preferences>\n%s</project_preferences>\n",
project_prefs.c_str()
);
fprintf(f, gui_urls.c_str());
fprintf(f, "</account>\n");
fclose(f);
retval = boinc_rename(TEMP_FILE_NAME, path);
if (retval) return ERR_RENAME;
return 0;
}
// parse an account_*.xml file
//
int PROJECT::parse_account(FILE* in) {
char buf[256], venue[256];
char temp[MAX_BLOB_LEN];
int retval;
bool got_venue_prefs = false;
SCOPE_MSG_LOG scope_messages(log_messages, CLIENT_MSG_LOG::DEBUG_STATE);
strcpy(master_url, "");
strcpy(host_venue, "");
strcpy(authenticator, "");
using_venue_specific_prefs = false;
while (fgets(buf, 256, in)) {
if (match_tag(buf, "<account>")) continue;
if (match_tag(buf, "<project_preferences>")) continue;
if (match_tag(buf, "</project_preferences>")) continue;
if (parse_str(buf, "<host_venue>", host_venue, sizeof(host_venue))) continue;
if (match_tag(buf, "</account>")) {
if (strlen(host_venue)) {
if (got_venue_prefs) {
using_venue_specific_prefs = true;
}
}
return 0;
}
else if (match_tag(buf, "<venue")) {
parse_attr(buf, "name", venue, sizeof(venue));
if (!strcmp(venue, host_venue)) {
got_venue_prefs = true;
} else {
retval = copy_element_contents(
in, "</venue>", temp, sizeof(temp)
);
if (retval) return retval;
}
continue;
}
else if (match_tag(buf, "</venue>")) continue;
else if (parse_str(buf, "<master_url>", master_url, sizeof(master_url))) {
canonicalize_master_url(master_url);
continue;
}
else if (parse_str(buf, "<authenticator>", authenticator, sizeof(authenticator))) continue;
else if (parse_double(buf, "<resource_share>", resource_share)) continue;
else if (parse_str(buf, "<project_name>", project_name, sizeof(project_name))) continue;
else if (match_tag(buf, "<tentative/>")) {
tentative = true;
continue;
}
#if 0
else if (match_tag(buf, "<deletion_policy_priority/>")) {
deletion_policy_priority = true;
continue;
}
else if (match_tag(buf, "<deletion_policy_expire>")) {
deletion_policy_expire = true;
continue;
}
#endif
else if (match_tag(buf, "<gui_urls>")) {
string foo;
retval = copy_element_contents(in, "</gui_urls>", foo);
if (retval) return retval;
gui_urls = "<gui_urls>\n"+foo+"</gui_urls>\n";
continue;
}
else if (match_tag(buf, "<project_specific>")) {
retval = copy_element_contents(
in,
"</project_specific>",
project_specific_prefs
);
if (retval) return retval;
continue;
}
else scope_messages.printf("PROJECT::parse_account(): unrecognized: %s\n", buf);
}
return ERR_XML_PARSE;
}
int PROJECT::parse_account_file() {
char path[256];
int retval;
FILE* f;
get_account_filename(master_url, path);
f = boinc_fopen(path, "r");
if (!f) return ERR_FOPEN;
retval = parse_account(f);
fclose(f);
return retval;
}
int CLIENT_STATE::parse_account_files() {
string name;
PROJECT* project;
FILE* f;
int retval;
DirScanner dir(".");
while (dir.scan(name)) {
if (is_account_file(name.c_str())) {
f = boinc_fopen(name.c_str(), "r");
if (!f) continue;
project = new PROJECT;
// Assume master_url_fetch_pending, sched_rpc_pending are
// true until we read client_state.xml
//
project->master_url_fetch_pending = true;
project->sched_rpc_pending = true;
retval = project->parse_account(f);
fclose(f);
if (retval) {
msg_printf(NULL, MSG_ERROR,
"Couldn't parse account file %s", name.c_str()
);
} else {
if (lookup_project(project->master_url)) {
msg_printf(NULL, MSG_ERROR,
"Duplicate account file %s - ignoring", name.c_str()
);
} else {
projects.push_back(project);
}
}
}
}
return 0;
}
// parse an statistics_*.xml file
//
int PROJECT::parse_statistics(FILE* in) {
SCOPE_MSG_LOG scope_messages(log_messages, CLIENT_MSG_LOG::DEBUG_STATE);
bool open_daily_statistics=false;
char buf[256];
while (fgets(buf, 256, in)) {
if (match_tag(buf, "</project_statistics>")) return 0;
else if (match_tag(buf, "<project_statistics>")) continue;
else if (match_tag(buf, "<daily_statistics>")) {
if (open_daily_statistics) break;
open_daily_statistics=true;
statistics.push_back(STATISTIC());
continue;
}
else if (parse_double(buf, "<day>", statistics.back().day)) continue;
else if (parse_double(buf, "<user_total_credit>", statistics.back().user_total_credit)) continue;
else if (parse_double(buf, "<user_expavg_credit>", statistics.back().user_expavg_credit)) continue;
else if (parse_double(buf, "<host_total_credit>", statistics.back().host_total_credit)) continue;
else if (parse_double(buf, "<host_expavg_credit>", statistics.back().host_expavg_credit)) continue;
else if (match_tag(buf, "</daily_statistics>")) {
if (!open_daily_statistics) break;
open_daily_statistics=false;
continue;
}
else if (parse_str(buf, "<master_url>", master_url, sizeof(master_url))) {
canonicalize_master_url(master_url);
continue;
}
else scope_messages.printf("PROJECT::parse_statistics(): unrecognized: %s\n", buf);
}
return ERR_XML_PARSE;
}
int CLIENT_STATE::parse_statistics_files() {
string name;
PROJECT* project;
FILE* f;
int retval;
DirScanner dir(".");
while (dir.scan(name)) {
if (is_statistics_file(name.c_str())) {
f = boinc_fopen(name.c_str(), "r");
if (!f) continue;
PROJECT* temp = new PROJECT;
retval = temp->parse_statistics(f);
fclose(f);
if (retval) {
msg_printf(NULL, MSG_ERROR,
"Couldn't parse statistics file %s", name.c_str()
);
} else {
project=lookup_project(temp->master_url);
if (project==NULL) {
msg_printf(NULL, MSG_ERROR,
"Project for statistic file %s not found - ignoring", name.c_str()
);
} else {
for (std::vector<STATISTIC>::const_iterator i=temp->statistics.begin();
i!=temp->statistics.end(); ++i
) {
project->statistics.push_back(*i);
}
}
}
}
}
return 0;
}
int PROJECT::write_statistics_file() {
char path[256];
FILE* f;
int retval;
get_statistics_filename(master_url, path);
f = boinc_fopen(TEMP_FILE_NAME, "w");
if (!f) return ERR_FOPEN;
fprintf(f,
"<project_statistics>\n"
" <master_url>%s</master_url>\n",
master_url
);
for (std::vector<STATISTIC>::iterator i=statistics.begin();
i!=statistics.end(); ++i
) {
fprintf(f,
" <daily_statistics>\n"
" <day>%f</day>\n"
" <user_total_credit>%f</user_total_credit>\n"
" <user_expavg_credit>%f</user_expavg_credit>\n"
" <host_total_credit>%f</host_total_credit>\n"
" <host_expavg_credit>%f</host_expavg_credit>\n"
" </daily_statistics>\n",
i->day,
i->user_total_credit,
i->user_expavg_credit,
i->host_total_credit,
i->host_expavg_credit
);
}
fprintf(f,
"</project_statistics>\n"
);
fclose(f);
retval = boinc_rename(TEMP_FILE_NAME, path);
if (retval) return ERR_RENAME;
return 0;
}
int CLIENT_STATE::add_project(
const char* master_url, const char* _auth, bool show_alerts
) {
char path[256], canonical_master_url[256], auth[256];
PROJECT* project;
FILE* f;
int retval;
safe_strcpy(canonical_master_url, master_url);
strip_whitespace(canonical_master_url);
canonicalize_master_url(canonical_master_url);
if (!valid_master_url(canonical_master_url)) {
msg_printf(0, MSG_ERROR, "Invalid project URL: %s", canonical_master_url);
if (show_alerts) {
msg_printf(0, MSG_ALERT_ERROR,
"%s is not a valid URL.\n"
"You may have typed the URL incorrectly.\n",
canonical_master_url
);
}
return ERR_INVALID_URL;
}
safe_strcpy(auth, _auth);
strip_whitespace(auth);
if (!strlen(auth)) {
msg_printf(0, MSG_ERROR, "Missing account key");
if (show_alerts) {
msg_printf(0, MSG_ALERT_ERROR,
"Missing account key.\n"
"Visit the project's web site\n"
"to get your account key."
);
}
return ERR_AUTHENTICATOR;
}
// check if this project is already running
//
if (lookup_project(canonical_master_url)) {
msg_printf(0, MSG_ERROR, "Already attached to %s", canonical_master_url);
if (show_alerts) {
msg_printf(0, MSG_ALERT_INFO,
"Already attached to %s", canonical_master_url
);
}
return ERR_ALREADY_ATTACHED;
}
// create project state
//
project = new PROJECT;
strcpy(project->master_url, canonical_master_url);
strcpy(project->authenticator, auth);
project->tentative = true;
project->show_alerts = show_alerts;
retval = project->write_account_file();
if (retval) return retval;
get_account_filename(canonical_master_url, path);
f = boinc_fopen(path, "r");
if (!f) return ERR_FOPEN;
retval = project->parse_account(f);
fclose(f);
if (retval) return retval;
// remove any old files
//
retval = remove_project_dir(*project);
retval = make_project_dir(*project);
if (retval) return retval;
projects.push_back(project);
project->sched_rpc_pending = true;
set_client_state_dirty("Add project");
return 0;
}
// called when the client fails to attach to a project
//
void PROJECT::attach_failed(int reason) {
int msg_type = show_alerts?MSG_ALERT_ERROR:MSG_ERROR;
switch(reason){
case ATTACH_FAIL_INIT:
msg_printf(this, msg_type,
"Couldn't connect to URL %s.\n"
"Please check URL.",
master_url
);
break;
case ATTACH_FAIL_DOWNLOAD:
msg_printf(this, msg_type,
"Couldn't access URL %s.\n"
"The project's servers may be down,\n"
"in which case please try again later.",
master_url
);
break;
case ATTACH_FAIL_PARSE:
msg_printf(this, msg_type,
"The page at %s contains no BOINC information.\n"
"It may not be the URL of a BOINC project.\n"
"Please check the URL and try again.",
master_url
);
break;
case ATTACH_FAIL_BAD_KEY:
msg_printf(this, msg_type,
"The account key you provided for %s\n"
"was not recognized as a valid account key.\n"
"Please check the account key and try again.",
master_url
);
break;
case ATTACH_FAIL_FILE_WRITE:
msg_printf(this, msg_type,
"BOINC was unable to create an account file for %s on your disk.\n"
"Please check file system permissions and try again.\n",
master_url
);
break;
}
gstate.detach_project(this);
}
int CLIENT_STATE::parse_preferences_for_user_files() {
unsigned int i;
for (i=0; i<projects.size(); i++) {
projects[i]->parse_preferences_for_user_files();
}
return 0;
}
const char *BOINC_RCSID_497223a3f8 = "$Id$";
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