boinc/sched/assimilator.C

137 lines
3.9 KiB
C

// The contents of this file are subject to the BOINC Public License
// Version 1.0 (the "License"); you may not use this file except in
// compliance with the License. You may obtain a copy of the License at
// http://boinc.berkeley.edu/license_1.0.txt
//
// Software distributed under the License is distributed on an "AS IS"
// basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the
// License for the specific language governing rights and limitations
// under the License.
//
// The Original Code is the Berkeley Open Infrastructure for Network Computing.
//
// The Initial Developer of the Original Code is the SETI@home project.
// Portions created by the SETI@home project are Copyright (C) 2002
// University of California at Berkeley. All Rights Reserved.
//
// Contributor(s):
//
#include <string.h>
#include <stdlib.h>
#include <unistd.h>
#include <time.h>
#include <vector>
#include "boinc_db.h"
#include "parse.h"
#include "util.h"
#include "sched_config.h"
#include "sched_util.h"
#include "assimilate_handler.h"
#define LOCKFILE "assimilator.out"
#define PIDFILE "assimilator.pid"
CONFIG config;
// assimilate all WUs that need it
// return nonzero if did anything
//
bool do_pass(APP& app) {
DB_WORKUNIT wu;
DB_RESULT canonical_result, result;
bool did_something = false;
char buf[MAX_BLOB_SIZE];
check_stop_trigger();
sprintf(buf, "where appid=%d and assimilate_state=%d", app.id, ASSIMILATE_READY);
while (!wu.enumerate(buf)) {
vector<RESULT> results; // must be inside while()!
did_something = true;
log_messages.printf(SchedMessages::DEBUG,
"[%s] assimilating; state=%d\n", wu.name, wu.assimilate_state
);
sprintf(buf, "where workunitid=%d", wu.id);
while (!result.enumerate(buf)) {
results.push_back(result);
if (result.id == wu.canonical_resultid) {
canonical_result = result;
}
}
assimilate_handler(wu, results, canonical_result);
wu.assimilate_state = ASSIMILATE_DONE;
wu.transition_time = time(0);
wu.update();
}
return did_something;
}
int main(int argc, char** argv) {
int retval;
bool asynch = false, one_pass = false;
DB_APP app;
int i;
char buf[256];
check_stop_trigger();
for (i=1; i<argc; i++) {
if (!strcmp(argv[i], "-asynch")) {
asynch = true;
} else if (!strcmp(argv[i], "-one_pass")) {
one_pass = true;
} else if (!strcmp(argv[i], "-d")) {
log_messages.set_debug_level(atoi(argv[++i]));
} else if (!strcmp(argv[i], "-app")) {
strcpy(app.name, argv[++i]);
} else {
log_messages.printf(SchedMessages::CRITICAL, "Unrecognized arg: %s\n", argv[i]);
}
}
retval = config.parse_file();
if (retval) {
log_messages.printf(SchedMessages::CRITICAL, "Can't parse config file\n");
exit(1);
}
if (asynch) {
if (fork()) {
exit(0);
}
}
// // Call lock_file after fork(), because file locks are not always inherited
// if (lock_file(LOCKFILE)) {
// log_messages.printf(SchedMessages::NORMAL, "Another copy of assimilator is already running\n");
// exit(1);
// }
// write_pid_file(PIDFILE);
log_messages.printf(SchedMessages::NORMAL, "Starting\n");
retval = boinc_db_open(config.db_name, config.db_passwd);
if (retval) {
log_messages.printf(SchedMessages::CRITICAL, "Can't open DB\n");
exit(1);
}
sprintf(buf, "where name='%s'", app.name);
retval = app.lookup(buf);
if (retval) {
log_messages.printf(SchedMessages::CRITICAL, "Can't find app\n");
exit(1);
}
install_sigint_handler();
if (one_pass) {
do_pass(app);
} else {
while (1) {
if (!do_pass(app)) sleep(10);
}
}
}