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svn path=/trunk/boinc/; revision=4361
This commit is contained in:
Lana Alber 2004-10-20 19:38:10 +00:00
parent bb97a32957
commit 73eec1d3ec
1 changed files with 110 additions and 58 deletions
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164
sched/db_purge.C
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@ -23,6 +23,7 @@
// purges workunit and result records that are no longer needed from
// the database
#include <cstdio>
#include <unistd.h>
#include <sys/stat.h>
@ -44,6 +45,9 @@ using namespace std;
#include "error_numbers.h"
#define LOCKFILE "db_purge.out"
#define PIDFILE "db_purge.pid"
#define WU_FILENAME_PREFIX "wu_archive"
#define RESULT_FILENAME_PREFIX "result_archive"
#define WU_INDEX_FILENAME_PREFIX "wu_index"
@ -64,10 +68,10 @@ int open_archive(char* filename_prefix, FILE*& f){
sprintf(path,"../archives/%s_%d.xml", filename_prefix, time_int);
fprintf(stdout, "Opening archive %s\n", path);
log_messages.printf(SCHED_MSG_LOG::CRITICAL, "Opening archive %s\n", path);
if ((f = fopen( path,"a+")) == NULL) {
fprintf(stdout,"Can't open archive file %s\n", path);
log_messages.printf(SCHED_MSG_LOG::CRITICAL,"Can't open archive file %s\n", path);
return ERR_FOPEN;
}
@ -245,62 +249,24 @@ int purge_and_archive_results(DB_WORKUNIT& wu, int& number_results) {
while (!result.enumerate(buf)) {
retval= archive_result(result);
if (retval) return retval;
fprintf(stdout,"Archived result [%d] to a file\n", result.id);
log_messages.printf(SCHED_MSG_LOG::CRITICAL,"Archived result [%d] to a file\n", result.id);
retval= result.delete_from_db();
if (retval) return retval;
fprintf(stdout,"Purged result [%d] from database\n", result.id);
log_messages.printf(SCHED_MSG_LOG::CRITICAL,"Purged result [%d] from database\n", result.id);
number_results++;
}
return 0;
}
int main(int argc, char** argv) {
// return nonzer if did anything
//
bool do_pass() {
int purged_workunits= 0, purged_results= 0;
int retval= 0;
//time_t now;
//struct tm tim;
//size_t i;
//now= time(0);
//tim= *(localtime(&now));
//i= strftime(time_int,30,"%b%d_%Y_%H:%M:%S", &tim);
time_int= (int)time(0);
retval= config.parse_file("..");
if (retval) {
fprintf(stdout, "Can't parse config file\n");
exit(1);
}
fprintf(stdout, "Starting DB Purger\n");
retval = boinc_db.open(config.db_name, config.db_host, config.db_user,
config.db_passwd);
if (retval) {
fprintf(stdout, "Can't open DB\n");
exit(1);
}
fprintf(stdout, "Opened DB\n");
mkdir("../archives", 0777);
retval = open_archive(WU_FILENAME_PREFIX, wu_stream);
if (!retval)
retval = open_archive(RESULT_FILENAME_PREFIX, re_stream);
if (!retval)
retval = open_archive(RESULT_INDEX_FILENAME_PREFIX,
re_index_stream);
if (!retval)
retval = open_archive(WU_INDEX_FILENAME_PREFIX, wu_index_stream);
if (retval) {
fprintf(stdout, "Can't open archives\n");
exit(1);
}
check_stop_daemons();
bool did_something = false;
DB_WORKUNIT wu;
@ -319,34 +285,120 @@ int main(int argc, char** argv) {
retval= archive_wu(wu);
if (retval) {
fprintf(stdout,
log_messages.printf(SCHED_MSG_LOG::CRITICAL,
"Failed to write to XML file workunit:%d\n", wu.id
);
exit(1);
}
fprintf(stdout,"Archived workunit [%d] to a file\n", wu.id);
log_messages.printf(SCHED_MSG_LOG::CRITICAL,"Archived workunit [%d] to a file\n", wu.id);
//purge workunit from DB
retval= wu.delete_from_db();
if (retval) {
fprintf(stdout,"Can't delete workunit [%d] from database:%d\n", wu.id, retval);
log_messages.printf(SCHED_MSG_LOG::CRITICAL,"Can't delete workunit [%d] from database:%d\n", wu.id, retval);
exit(1);
}
fprintf(stdout,"Purged workunit [%d] from database\n", wu.id);
log_messages.printf(SCHED_MSG_LOG::CRITICAL,"Purged workunit [%d] from database\n", wu.id);
purged_workunits++;
}
if (!did_something) {
fprintf(stdout, "Did not do anything\n");
exit(1);
}
fprintf(stdout,
log_messages.printf(SCHED_MSG_LOG::CRITICAL,
"Archived %d workunits and %d results\n",
purged_workunits,purged_results
);
return did_something;
}
int main(int argc, char** argv) {
int retval;
bool asynch = false, one_pass = false;
int i;
check_stop_daemons();
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 {
log_messages.printf(SCHED_MSG_LOG::CRITICAL,
"Unrecognized arg: %s\n",
argv[i]
);
}
}
retval = config.parse_file("..");
if (retval) {
log_messages.printf(SCHED_MSG_LOG::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(SCHED_MSG_LOG::NORMAL, "Another copy of file
// deleter is running\n");
// exit(1);
// }
// write_pid_file(PIDFILE);
log_messages.printf(SCHED_MSG_LOG::NORMAL, "Starting\n");
retval = boinc_db.open(config.db_name, config.db_host, config.db_user,
config.db_passwd);
if (retval) {
log_messages.printf(SCHED_MSG_LOG::CRITICAL, "can't open DB\n");
exit(1);
}
install_stop_signal_handler();
//time_t now;
//struct tm tim;
//size_t i;
//now= time(0);
//tim= *(localtime(&now));
//i= strftime(time_int,30,"%b%d_%Y_%H:%M:%S", &tim);
time_int= (int)time(0);
mkdir("../archives", 0777);
retval = open_archive(WU_FILENAME_PREFIX, wu_stream);
if (!retval)
retval = open_archive(RESULT_FILENAME_PREFIX, re_stream);
if (!retval)
retval = open_archive(RESULT_INDEX_FILENAME_PREFIX,
re_index_stream);
if (!retval)
retval = open_archive(WU_INDEX_FILENAME_PREFIX, wu_index_stream);
if (retval) {
log_messages.printf(SCHED_MSG_LOG::CRITICAL, "Can't open archives\n");
exit(1);
}
if (one_pass) {
do_pass();
} else {
while (1) {
if (!do_pass()) sleep(10);
}
}
boinc_db.close();
fclose(wu_stream);
fclose(re_stream);