boinc/sched/assimilator.C

173 lines
4.9 KiB
C

// The contents of this file are subject to the Mozilla 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://www.mozilla.org/MPL/
//
// 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 "db.h"
#include "parse.h"
#include "util.h"
#include "config.h"
#include "sched_util.h"
#include "assimilate_handler.h"
#define ASSIMILATOR_LOCKFILE "assimilator.out"
CONFIG config;
// assimilate all WUs that need it
// return nonzero if did anything
//
bool do_pass(APP& app) {
WORKUNIT wu;
RESULT canonical_result, result;
vector<RESULT> results;
bool did_something = false, delete_inputs, delete_outputs;
char buf[MAX_BLOB_SIZE];
unsigned int i;
check_stop_trigger();
wu.appid = app.id;
wu.assimilate_state = ASSIMILATE_READY;
while (!boinc_db_workunit_enum_app_assimilate_state(wu)) {
did_something = true;
sprintf(buf,
"Assimilating WU %s, assim state %d\n",
wu.name, wu.assimilate_state
);
write_log(buf);
result.workunitid = wu.id;
while (!boinc_db_result_enum_wuid(result)) {
results.push_back(result);
if (result.id == wu.canonical_resultid) {
canonical_result = result;
}
}
assimilate_handler(wu, results, canonical_result);
delete_outputs = true;
delete_inputs = true;
for (i=0; i<results.size(); i++) {
result = results[i];
if (result.server_state != RESULT_SERVER_STATE_OVER
|| (result.outcome != RESULT_OUTCOME_SUCCESS && result.outcome != RESULT_OUTCOME_CLIENT_ERROR)
) {
delete_outputs = false;
}
if (result.server_state != RESULT_SERVER_STATE_OVER) {
delete_inputs = false;
}
}
if (delete_outputs) {
for (i=0; i<results.size(); i++) {
result = results[i];
result.file_delete_state = FILE_DELETE_READY;
boinc_db_result_update(result);
}
} else {
for (i=0; i<results.size(); i++) {
result = results[i];
if (result.server_state == RESULT_SERVER_STATE_OVER
&& result.id != wu.canonical_resultid
&& (result.outcome == RESULT_OUTCOME_SUCCESS || result.outcome == RESULT_OUTCOME_CLIENT_ERROR)
) {
result.file_delete_state = FILE_DELETE_READY;
boinc_db_result_update(result);
}
}
}
wu.assimilate_state = ASSIMILATE_DONE;
if (delete_inputs) {
wu.file_delete_state = FILE_DELETE_READY;
}
boinc_db_workunit_update(wu);
// Clear out result vector so we don't reuse them in the next WU
results.erase(results.begin(),results.end());
}
return did_something;
}
int main(int argc, char** argv) {
int retval;
bool asynch = false, one_pass = false;
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], "-app")) {
strcpy(app.name, argv[++i]);
} else {
sprintf(buf, "Unrecognized arg: %s\n", argv[i]);
write_log(buf);
}
}
retval = config.parse_file();
if (retval) {
write_log("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(ASSIMILATOR_LOCKFILE)) {
fprintf(stderr, "Another copy of assimilator is already running\n");
exit(1);
}
retval = boinc_db_open(config.db_name, config.db_passwd);
if (retval) {
write_log("Can't open DB\n");
exit(1);
}
retval = boinc_db_app_lookup_name(app);
if (retval) {
write_log("Can't find app\n");
exit(1);
}
if (one_pass) {
do_pass(app);
} else {
while (1) {
if (!do_pass(app)) sleep(10);
}
}
}