boinc/sched/get_file.cpp

150 lines
4.2 KiB
C++

// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2019 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/>.
// upload a file from a host
//
// get_file [options]
// --host_id N ID of host to upload from
// --file_name name file name
// [ --url x ] URL of upload server (can specify several)
// [ --max_latency x ] max latency, seconds (default 1 week)
// [ --max_nbytes x ] max file size (default 1 GB)
//
// Run from the project root dir.
#include "config.h"
#if HAVE_UNISTD_H
#include <unistd.h>
#endif
#include <sys/param.h>
#include <stdlib.h>
#include <string>
#include <time.h>
#include "backend_lib.h"
#include "filesys.h"
#include "str_replace.h"
#include "sched_config.h"
#include "sched_util.h"
#include "svn_version.h"
void usage() {
fprintf(stderr, "Gets a file from a host.\n"
"Usage: get_file [options]\n\n"
" --host_id id host DB ID\n"
" --file_name name Name of file\n"
" [-- url X] URL of upload server\n"
" [ -v | --version ] Show version\n"
" [ -h | --help ] Show help\n"
);
}
int main(int argc, char** argv) {
int i, retval;
char file_name[256];
int host_id;
vector<const char*> urls;
double max_latency = 7*86400;
double max_nbytes = 1e9;
strcpy(file_name, "");
host_id = 0;
check_stop_daemons();
for (i=1; i<argc; i++) {
if (is_arg(argv[i], "host_id")) {
if (!argv[++i]) {
usage();
exit(1);
}
host_id = atoi(argv[i]);
} else if (is_arg(argv[i], "file_name")) {
if (!argv[++i]) {
usage();
exit(1);
}
safe_strcpy(file_name, argv[i]);
} else if (is_arg(argv[i], "h") || is_arg(argv[i], "help")) {
usage();
exit(0);
} else if (is_arg(argv[i], "v") || is_arg(argv[i], "version")) {
printf("%s\n", SVN_VERSION);
exit(0);
} else if (is_arg(argv[i], "url")) {
urls.push_back(argv[++i]);
} else if (is_arg(argv[i], "max_latency")) {
max_latency = atof(argv[++i]);
} else if (is_arg(argv[i], "max_nbytes")) {
max_nbytes = atof(argv[++i]);
} else {
usage();
exit(1);
}
}
if (!strlen(file_name) || host_id == 0) {
usage();
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: %s\n",
boinc_db.error_string()
);
exit(1);
}
if (urls.size() == 0) {
urls.push_back(config.upload_url);
}
R_RSA_PRIVATE_KEY key;
bool generate_upload_certificate = !config.dont_generate_upload_certificates;
if (generate_upload_certificate) {
char keypath[MAXPATHLEN];
sprintf(keypath, "%s/upload_private", config.key_dir);
retval = read_key_file(keypath, key);
if (retval) {
fprintf(stderr, "can't read key\n");
exit(1);
}
}
retval = create_get_file_msg(
host_id, file_name, urls, max_nbytes,
dtime() + max_latency,
generate_upload_certificate, key
);
if (retval) {
fprintf(stderr, "get_file() failed: %s\n", boincerror(retval));
}
boinc_db.close();
}