void
initDB(/*DB_ENV ** dbenv, */pthread_attr_t * attr, int type)
{
pthread_t ptid;
env_dir_create();
env_open(&dbenv);
int ret;
/*
///Start a checkpoint thread.
if ((ret = pthread_create(
&ptid, attr, checkpoint_thread, (void *)dbenv)) != 0) {
fprintf(stderr,
"txnapp: failed spawning checkpoint thread: %s\n",
strerror(ret));
exit (1);
}
/// Start a logfile removal thread.
if ((ret = pthread_create(
&ptid, attr, logfile_thread, (void *)dbenv)) != 0) {
fprintf(stderr,
"txnapp: failed spawning log file removal thread: %s\n",
strerror(ret));
exit (1);
}
*/
db_open(dbenv, &db_cats, "cats", type);
}
int main() {
DB *dbp;
DB_ENV *dbenv;
DB_TXN *xid;
DBT key, data;
const unsigned int INSERT_NUM = 100;
char value[22]; /* should be log INSERT_NUM */
int ret, i, t_ret;
env_dir_create();
env_open(&dbenv);
if ((ret = db_create(&dbp, dbenv, 0)) != 0) {
fprintf(stderr, "db_create: %s\n", db_strerror(ret));
exit (1);
}
dbenv->txn_begin(dbenv, NULL, &xid, 0);
if ((ret = dbp->open(dbp,
xid, DATABASE, NULL, DB_BTREE, DB_CREATE, 0664)) != 0) {
dbp->err(dbp, ret, "%s", DATABASE);
goto err;
}
memset(&key, 0, sizeof(key));
memset(&data, 0, sizeof(data));
key.size = sizeof(int);
key.data = malloc(sizeof(int));
data.data = value;
for( i = 0; i < INSERT_NUM; i++ ) {
*((int*)key.data) = i;
data.size = sizeof(char)*strlen(data.data);
sprintf(value, "value: %u\n", i);
dbp->put(dbp, xid, &key, &data, 0);
}
xid->commit(xid, 0);
dbenv->txn_begin(dbenv, NULL, &xid, 0);
for( i = 0; i < INSERT_NUM; i++ ) {
*((int*)key.data) = i;
dbp->get(dbp, xid, &key, &data, 0);
printf("db: %u: key retrieved: data was %s.\n", *((int*)key.data), (char *)data.data);
}
xid->abort(xid);
err: if ((t_ret = dbp->close(dbp, 0)) != 0 && ret == 0)
ret = t_ret;
return 0;
}
int main()
{
int err;
off_t size;
size_t sz,sz2;
mode_t mode = 0x81B4;
char *path,*buf,buffer[30];
char *url="dbfs\0";
char *rl="/tmp/dbfs_vol\0";
char newoff[10];
char input[100],tok1[20],tok2[20],tok3[20];
off_t offset=0,off2=0;
struct stat stbuf;
if(err=mangoo_initstore(url,rl,&ms))
printf("Error in store\n");
else
printf("store opened\n");
env_dir_create();
offset=getdata("/.newoffset");
while(1)
{
scanf("%[^\n]%*c",input);
sscanf(input,"%s%s%s",tok1,tok2,tok3);
if(!strcmp(tok1,"write"))
{
path=tok3;
buf=tok2;
sampwrite(path,buf,&sz,&offset);
}
else if(!strcmp(tok1,"read"))
{
path=tok2;
sampread(path);
}
else if(!strcmp(tok1,"exit"))
{
sprintf(newoff,"%jd",(intmax_t)offset);
sampwrite("/.newoffset",newoff,&sz2,&off2);
mangoo_closestore(ms);
exit(0);
}
else if(!strcmp(tok1,"getattr"))
{
path=tok2;
getattr(path,&stbuf);
}
else if(!strcmp(tok1,"mkdir"))
{
path=tok2;
makedir(path);
}
else if(!strcmp(tok1,"help"))
{
help();
}
else{
printf("Command Not Found! Enter help to know working commands\n");
}
}
return 0;
}
int main(int argc, char **argv) {
DB *dbp;
DB_ENV *dbenv;
DBT key, data;
db_recno_t recno;
DB_TXN *xid;
int num_xactions;
int num_inserts_per_xaction;
char *string;
int i, j;
if (argc != 3) {
printf("usage: %s <num xactions> <num inserts per xaction>\n", argv[0]);
exit(-1);
}
num_xactions = atoi(argv[1]);
num_inserts_per_xaction = atoi(argv[2]);
env_dir_create();
env_open(&dbenv);
rand_str_init();
if (db_open(dbenv, &dbp, DATABASE, 0)) {
return (1);
}
memset(&key, 0, sizeof(DBT));
memset(&data, 0, sizeof(DBT));
recno = 1;
for (i = 1; i <= num_xactions; i++ ) {
dbenv->txn_begin(dbenv, NULL, &xid, 0);
for (j = 0; j < num_inserts_per_xaction; j++) {
string = rand_str();
key.size = sizeof(recno);
key.data = &recno;
data.size = strlen(string) + 1; // + 1 for the null terminator
data.data = string;
/*
if(VERBOSE) {
printf("%s\n", string);
}
*/
dbp->put(dbp, xid, &key, &data, 0);
recno++;
/* Its unclear from BDB docs whether we should free string */
}
xid->commit(xid, 0);
}
return 0;
}
int
main(int argc, char *argv[])
{
extern int optind;
DB *db_cats; /*, *db_color, *db_fruit; */
DB_ENV *dbenv;
pthread_t ptid;
int ch, ret;
/* while ((ch = getopt(argc, argv, "")) != EOF)
switch (ch) {
case '?':
default:
usage();
}
argc -= optind;
argv += optind; */
assert(argc == 3);
env_dir_create();
env_open(&dbenv);
/* Start a checkpoint thread. */
if ((ret = pthread_create(
&ptid, NULL, checkpoint_thread, (void *)dbenv)) != 0) {
fprintf(stderr,
"txnapp: failed spawning checkpoint thread: %s\n",
strerror(ret));
exit (1);
}
/* Start a logfile removal thread. */
if ((ret = pthread_create(
&ptid, NULL, logfile_thread, (void *)dbenv)) != 0) {
fprintf(stderr,
"txnapp: failed spawning log file removal thread: %s\n",
strerror(ret));
exit (1);
}
/* Open database: Key is fruit class; Data is specific type. */
/* db_open(dbenv, &db_fruit, "fruit", 0); */
/* Open database: Key is a color; Data is an integer. */
/*db_open(dbenv, &db_color, "color", 0); */
/*
* Open database:
* Key is a name; Data is: company name, address, cat breeds.
*/
db_open(dbenv, &db_cats, "cats", 1);
/* add_fruit(dbenv, db_fruit, "apple", "yellow delicious");
add_color(dbenv, db_color, "blue", 0);
add_color(dbenv, db_color, "blue", 3); */
/* add_cat(dbenv, db_cats,
"Amy Adams",
"Sleepycat Software",
"394 E. Riding Dr., Carlisle, MA 01741, USA",
"abyssinian",
"bengal",
"chartreaux",
NULL);*/
int r;
int num_xact = atoi(argv[1]); //100;
int insert_per_xact = atoi(argv[2]); //1000;
for(r = 0; r < num_xact; r ++) {
run_xact(dbenv, db_cats, 1+r*insert_per_xact, insert_per_xact);
}
return (0);
}
int main(int argc, char **argv) {
DB *dbp;
DB_ENV *dbenv;
DB_TXN *xid;
DBT key, data;
db_recno_t recno;
int num_trials;
int ret;
char c;
double r;
int start, end;
char first_printable_ascii = ' ';
char last_printable_ascii = '~';
int ascii_length = (int)(last_printable_ascii - first_printable_ascii);
char *ASCII = (char *)malloc(sizeof(char) * ascii_length);
char *string;
for (c = 0; c < ascii_length; c++) {
ASCII[(int)c] = first_printable_ascii + c;
}
if (argc != 2) {
printf("usage: %s <num trials>\n", argv[0]);
exit(-1);
}
env_dir_create();
env_open(&dbenv);
if (db_open(dbenv, &dbp, DATABASE, 0))
return (1);
memset(&key, 0, sizeof(DBT));
memset(&data, 0, sizeof(DBT));
num_trials = atoi(argv[1]);
for (recno = 1; (int)recno <= num_trials; recno++) {
start = 0;
end = 0;
while (start == end) {
r = ((double)rand()/(double)((double)RAND_MAX+1)); /* returns [0, 1)*/
r = r*ascii_length;
start = (int)r; /* an int in the rand [0, ascii_length) */
r = ((double)rand()/(double)((double)RAND_MAX+1)); /* re turns [0, 1)*/
r = r*ascii_length;
end = (int)r; /* an int in the rand [0, ascii_length) */
}
if (end < start) {
int swap = start;
start = end;
end = swap;
}
string = (char *)malloc(sizeof(char) * (end - start) + 1);
strncpy(string, ASCII + start, end-start);
string[end-start] = '\0'; /* make the string null terminated */
dbenv->txn_begin(dbenv, NULL, &xid, 0);
key.size = sizeof(recno);
key.data = &recno;
data.size = strlen(string) + 1; // + 1 for the null terminator
data.data = string;
switch (ret = dbp->put(dbp, xid, &key, &data, 0)) {
case 0:
xid->commit(xid, 0);
break;
default:
dbp->err(dbp, ret, "DB->put");
xid->abort(xid);
break;
}
}
return 0;
}
