boinc/sched/delete_file.cpp

136 lines
4.0 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/>.
// delete_file [-host_id host_id -file_name file_name]
// -host_id number of host to delete file from
// -file_name name of the file to delete
//
// Create a msg_to_host_that requests that the host delete the
// given file from the client
//
// Run from the project root dir
#include "config.h"
#include <ctime>
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <stdlib.h>
#include <string>
#include <iostream>
#include "boinc_db.h"
#include "str_util.h"
#include "svn_version.h"
#include "sched_config.h"
#include "sched_util.h"
void usage(char* name) {
fprintf(stderr,
"Arrange to delete a file from a host.\n\n"
"Usage: %s OPTION...\n\n"
"Options:\n"
" -file_name F Specify te file to delete.\n"
" -host_id H Specify the coresponding host\n"
" [-h | -help | --help] Show this help text.\n"
" [-v | -version | --version] Show version information.\n",
name
);
}
int delete_host_file(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;
mth.handled = false;
sprintf(mth.xml, "<delete_file_info>%s</delete_file_info>\n", file_name);
sprintf(mth.variety, "delete_file");
retval = mth.insert();
if (retval) {
fprintf(stderr, "msg_to_host.insert(): %d\n", retval);
return retval;
}
return 0;
}
int main(int argc, char** argv) {
int i, retval;
char file_name[256];
int host_id;
host_id = 0;
strcpy(file_name, "");
check_stop_daemons();
for (i=1; i<argc; i++) {
if (!strcmp(argv[i], "-host_id")) {
if(!argv[++i]) {
fprintf(stderr, "%s requires an argument\n\n", argv[--i]);
usage(argv[0]);
exit(1);
}
host_id = atoi(argv[i]);
} else if(!strcmp(argv[i], "-file_name")) {
if(!argv[++i]) {
fprintf(stderr, "%s requires an argument\n\n", argv[--i]);
usage(argv[0]);
exit(1);
}
strcpy(file_name, argv[i]);
} else if (!strcmp(argv[i], "--help") || !strcmp(argv[i], "-help") || !strcmp(argv[i], "-h")) {
usage(argv[0]);
exit(0);
} else if (!strcmp(argv[i], "--version") || !strcmp(argv[i], "-version") || !strcmp(argv[i], "-v")) {
printf("%s\n", SVN_VERSION);
exit(0);
} else {
fprintf(stderr, "unknown command line argument: %s\n\n", argv[i]);
usage(argv[0]);
exit(1);
}
}
if (!strlen(file_name) || host_id == 0) {
usage(argv[0]);
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 = delete_host_file(host_id, file_name);
boinc_db.close();
return retval;
}
const char *BOINC_RCSID_f6337b04b0 = "$Id$";