boinc/sched/get_file.cpp

202 lines
5.8 KiB
C++

// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2008 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/>.
// get_file [-host_id host_id] [-file_name file_name]
// -host_id name of host to upload from
// -file_name name of specific file, dominates workunit
//
// Create a result entries, initialized to sent, and corresponding
// messages to the host that is assumed to have the file.
//
// Run from the project root dir.
#include "config.h"
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <stdlib.h>
#include <string>
#include <time.h>
#include "boinc_db.h"
#include "util.h"
#include "str_util.h"
#include "sched_config.h"
#include "sched_util.h"
#include "md5_file.h"
void init_xfer_result(DB_RESULT& result) {
result.id = 0;
result.create_time = time(0);
result.workunitid = 0;
result.server_state = RESULT_SERVER_STATE_IN_PROGRESS;
result.hostid = 0;
result.report_deadline = 0;
result.sent_time = 0;
result.received_time = 0;
result.client_state = 0;
result.cpu_time = 0;
strcpy(result.xml_doc_out, "");
strcpy(result.stderr_out, "");
result.outcome = RESULT_OUTCOME_INIT;
result.file_delete_state = ASSIMILATE_DONE;
result.validate_state = VALIDATE_STATE_NO_CHECK;
result.claimed_credit = 0;
result.granted_credit = 0;
result.appid = 0;
}
int create_upload_result(DB_RESULT& result, int host_id, const char * file_name) {
int retval;
char result_xml[BLOB_SIZE];
sprintf(result_xml,
"<result>\n"
" <wu_name>%s</wu_name>\n"
" <name>%s</wu_name>\n"
" <file_ref>\n"
" <file_name>%s</file_name>\n"
" </file_ref>\n"
"</result>\n",
result.name, result.name, file_name
);
strcpy(result.xml_doc_in, result_xml);
result.sent_time = time(0);
result.report_deadline = 0;
result.hostid = host_id;
retval = result.insert();
if (retval) {
fprintf(stderr, "result.insert(): %d\n", retval);
return retval;
}
return 0;
}
int create_upload_message(DB_RESULT& result, int host_id, const char* file_name) {;
DB_MSG_TO_HOST mth;
int retval;
mth.clear();
mth.create_time = time(0);
mth.hostid = host_id;
strcpy(mth.variety, "file_xfer");
mth.handled = false;
sprintf(mth.xml,
"<app>\n"
" <name>%s</name>\n"
"</app>\n"
"<app_version>\n"
" <app_name>%s</app_name>\n"
" <version_num>%d00</version_num>\n"
"</app_version>\n"
"<file_info>\n"
" <name>%s</name>\n"
" <url>%s</url>\n"
" <max_nbytes>%.0f</max_nbytes>\n"
" <upload_when_present/>\n"
"</file_info>\n"
"%s"
"<workunit>\n"
" <name>%s</name>\n"
" <app_name>%s</app_name>\n"
"</workunit>",
FILE_MOVER, FILE_MOVER, BOINC_MAJOR_VERSION,
file_name, config.upload_url,
1e10, result.xml_doc_in, result.name, FILE_MOVER
);
retval = mth.insert();
if (retval) {
fprintf(stderr, "msg_to_host.insert(): %d\n", retval);
return retval;
}
return 0;
}
int get_file(int host_id, const char* file_name) {
DB_RESULT result;
long int my_time = time(0);
int retval;
result.clear();
init_xfer_result(result);
sprintf(result.name, "get_%s_%d_%ld", file_name, host_id, my_time);
result.hostid = host_id;
retval = create_upload_result(result, host_id, file_name);
retval = create_upload_message(result, host_id, file_name);
return retval;
}
int main(int argc, char** argv) {
int i, retval;
char file_name[256];
int host_id;
strcpy(file_name, "");
host_id = 0;
check_stop_daemons();
for(i=1; i<argc; i++) {
if (!strcmp(argv[i], "-host_id")) {
host_id = atoi(argv[++i]);
} else if (!strcmp(argv[i], "-file_name")) {
strcpy(file_name, argv[++i]);
} else if (!strcmp(argv[i], "-help")) {
fprintf(stdout,
"get_file: gets a file to a specific host\n\n"
"It takes the following arguments and types:\n"
"-hostid (int); the number of the host\n"
"-file_name (string); the name of the file to get\n"
);
exit(0);
} else {
if (!strncmp("-",argv[i],1)) {
fprintf(stderr, "get_file: bad argument '%s'\n", argv[i]);
fprintf(stderr, "type get_file -help for more information\n");
exit(1);
}
}
}
if (!strlen(file_name) || host_id == 0) {
fprintf(stderr,
"get_file: bad command line, requires a valid host_id and file_name\n"
);
exit(1);
}
retval = config.parse_file(".");
if (retval) {
fprintf(stderr, "Can't parse ../config.xml: %s\n", boincerror(retval));
exit(1);
}
retval = boinc_db.open(
config.db_name, config.db_host, config.db_user, config.db_passwd
);
if (retval) {
fprintf(stderr, "boinc_db.open failed: %d\n", retval);
exit(1);
}
retval = get_file(host_id, file_name);
boinc_db.close();
return retval;
}
const char *BOINC_RCSID_37238a0141 = "$Id$";