boinc/sched/adjust_user_priority.cpp

141 lines
4.0 KiB
C++

// This file is part of BOINC.
// http://boinc.berkeley.edu
// Copyright (C) 2012 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/>.
// adjust_user_priority [--no_update] --user userid --flops flop_count --app app_name
//
// adjust user priority (i.e. logical start time)
// to reflect a certain amount of computing
// and write the new value to stdout
//
// --no_update: don't update DB
#include <stdio.h>
#include <stdlib.h>
#include "util.h"
#include "backend_lib.h"
void usage(const char* msg="") {
fprintf(stderr,
"%susage: adjust_user_priority [--no_update] --user userid --flops flop_count --app app_name\n",
msg
);
exit(1);
}
int main(int argc, char** argv) {
char buf[256];
bool no_update = false;
int userid=0;
char* app_name = NULL;
double flop_count = 0;
for (int i=1; i<argc; i++) {
if (!strcmp(argv[i], "--no_update")) {
no_update = true;
} else if (!strcmp(argv[i], "--user")) {
userid = atoi(argv[++i]);
} else if (!strcmp(argv[i], "--app")) {
app_name = argv[++i];
} else if (!strcmp(argv[i], "--flops")) {
flop_count = atof(argv[++i]);
} else {
fprintf(stderr, "bad arg: %s\n", argv[i]);
usage();
}
}
if (!app_name) usage("missing --app\n");
if (!userid) usage("missing --user\n");
if (flop_count <= 0) usage("missing --flops\n");
int retval = config.parse_file();
if (retval) {
log_messages.printf(MSG_CRITICAL,
"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) {
log_messages.printf(MSG_CRITICAL,
"boinc_db.open: %d; %s\n", retval, boinc_db.error_string()
);
exit(1);
}
DB_APP app;
sprintf(buf, "where name='%s'", app_name);
retval = app.lookup(buf);
if (retval) {
fprintf(stderr, "no such app %s\n", argv[3]);
exit(1);
}
// normalize by the app's min avg PFC
//
if (app.min_avg_pfc) {
flop_count *= app.min_avg_pfc;
}
DB_USER user;
retval = user.lookup_id(userid);
if (retval) {
fprintf(stderr, "no such user %d\n", userid);
exit(1);
}
DB_USER_SUBMIT us;
sprintf(buf, "where user_id=%d", userid);
retval = us.lookup(buf);
if (retval) {
fprintf(stderr, "unauthorized user %d\n", userid);
exit(1);
}
double total_quota, project_flops;
retval = get_total_quota(total_quota);
if (retval) {
fprintf(stderr, "get_total_quota() failed: %d\n", retval);
exit(1);
}
retval = get_project_flops(project_flops);
if (retval) {
fprintf(stderr, "get_project_flops() failed: %d\n", retval);
exit(1);
}
double delta = user_priority_delta(
us, flop_count, total_quota, project_flops
);
double x = us.logical_start_time;
if (x < dtime()) x = dtime();
x += delta;
if (!no_update) {
char set_clause[256], where_clause[256];
sprintf(set_clause, "logical_start_time=%f", x);
sprintf(where_clause, "user_id=%d", us.user_id);
retval = us.update_fields_noid(set_clause, where_clause);
if (retval) {
fprintf(stderr, "update_fields_noid() failed: %d\n", retval);
exit(1);
}
}
printf("%f\n", x);
}