void n_create_delete(int nfiles)
{
char *base="/mnt/lustre/f3_";
char path[100];
char str[100];
int i;
replay_barrier();
for (i = 0; i < nfiles; i++) {
sprintf(path, "%s%d\n", base, i);
sprintf(str, "TEST#%d CONTENT\n", i);
t_echo_create(path, str);
}
mds_failover();
for (i = 0; i < nfiles; i++) {
sprintf(path, "%s%d\n", base, i);
sprintf(str, "TEST#%d CONTENT\n", i);
t_grep(path, str);
}
replay_barrier();
for (i = 0; i < nfiles; i++) {
sprintf(path, "%s%d\n", base, i);
t_unlink(path);
}
mds_failover();
for (i = 0; i < nfiles; i++) {
sprintf(path, "%s%d\n", base, i);
t_check_stat_fail(path);
}
LEAVE();
}
void t4()
{
char *path = "/mnt/lustre/rp_ost_t4_file";
char namebuf[1024];
char str[1024];
int count = 10, i;
ENTRY("|X| 10 open(CREAT)s (ping involved)");
printf("create %d files\n", count);
for (i = 0; i < count; i++) {
sprintf(namebuf, "%s%02d", path, i);
sprintf(str, "%s-%08d-%08x-AAAAA", "content", i, i);
t_echo_create(namebuf, str);
}
replay_barrier();
mds_failover();
printf("read & verify\n");
for (i = 0; i < count; i++) {
sprintf(namebuf, "%s%02d", path, i);
sprintf(str, "%s-%08d-%08x-AAAAA", "content", i, i);
t_grep(namebuf, str);
t_unlink(namebuf);
}
}
void t0()
{
char *path="/mnt/lustre/f0";
ENTRY("empty replay");
replay_barrier();
mds_failover();
t_check_stat_fail(path);
LEAVE();
}
void t2a()
{
char *path="/mnt/lustre/f2a";
ENTRY("touch");
replay_barrier();
t_touch(path);
mds_failover();
t_check_stat(path, NULL);
t_unlink(path);
LEAVE();
}
void t1()
{
char *path="/mnt/lustre/f1";
ENTRY("simple create");
replay_barrier();
t_create(path);
mds_failover();
t_check_stat(path, NULL);
t_unlink(path);
LEAVE();
}
void t2()
{
char *path = "/mnt/lustre/rp_ost_t2_file";
char *str = "xxxxjoiwlsdf98lsjdfsjfoajflsjfajfoaidfojaj08eorje;";
ENTRY("empty replay");
replay_barrier();
mds_failover();
t_echo_create(path, str);
t_grep(path, str);
t_unlink(path);
}
void t4()
{
char *dir="/mnt/lustre/d4";
char *path="/mnt/lustre/d4/f1";
ENTRY("mkdir + contained create");
replay_barrier();
t_mkdir(dir);
t_create(path);
mds_failover();
t_check_stat(dir, NULL);
t_check_stat(path, NULL);
sleep(2); /* wait for log process thread */
replay_barrier();
t_unlink(path);
t_rmdir(dir);
mds_failover();
t_check_stat_fail(dir);
t_check_stat_fail(path);
LEAVE();
}
void t7()
{
char *path="/mnt/lustre/f7";
char *path2="/mnt/lustre/f7-2";
ENTRY("create |X| rename unlink");
t_create(path);
replay_barrier();
t_rename(path, path2);
mds_failover();
t_check_stat_fail(path);
t_check_stat(path2, NULL);
t_unlink(path2);
}
void t10()
{
char *path="/mnt/lustre/f10";
char *path2="/mnt/lustre/f10-2";
ENTRY("|X| mcreate, open write, rename");
replay_barrier();
t_create(path);
t_echo_create(path, "old");
t_rename(path, path2);
t_grep(path2, "old");
mds_failover();
t_grep(path2, "old");
t_unlink(path2);
}
void t9()
{
char *path="/mnt/lustre/f9";
char *path2="/mnt/lustre/f9-2";
ENTRY("|X| open(O_CREAT), unlink, touch new, unlink new");
replay_barrier();
t_create(path);
t_unlink(path);
t_create(path2);
mds_failover();
t_check_stat_fail(path);
t_check_stat(path2, NULL);
t_unlink(path2);
}
void t6()
{
char *path="/mnt/lustre/f6";
int fd;
ENTRY("open |X| close");
replay_barrier();
t_create(path);
fd = t_open(path);
sleep(1);
mds_failover();
t_check_stat(path, NULL);
t_close(fd);
t_unlink(path);
LEAVE();
}
void t5()
{
char *dir="/mnt/lustre/d5";
char *path="/mnt/lustre/d5/f1";
ENTRY("mkdir |X| contained create");
t_mkdir(dir);
replay_barrier();
t_create(path);
mds_failover();
t_check_stat(dir, NULL);
t_check_stat(path, NULL);
t_unlink(path);
t_rmdir(dir);
LEAVE();
}
void t1()
{
const int bufsize = 4096;
char *path = "/mnt/lustre/rp_ost_t1_file";
char buf[bufsize];
int fd, i, j;
ENTRY("open-write-close-open-failover-read (no ping involved)");
printf("create/open file...\n");
t_touch(path);
fd = t_open(path);
printf("write file...\n");
for (i = 0; i < 20; i++) {
memset(buf, i, bufsize);
if (write(fd, buf, bufsize) != bufsize) {
perror("write error");
exit(-1);
}
}
printf("close/reopen...\n");
t_close(fd);
fd = t_open(path);
lseek(fd, 0, SEEK_SET);
printf("OST failover...\n");
replay_barrier();
mds_failover();
printf("read & verify...\n");
for (i = 0; i < 20; i++) {
memset(buf, -1, bufsize);
if (read(fd, buf, bufsize) != bufsize) {
perror("read error after failover");
exit(-1);
}
for (j = 0; j < bufsize; j++) {
if (buf[j] != i) {
printf("verify error after failover\n");
exit(-1);
}
}
}
t_close(fd);
t_unlink(path);
LEAVE();
}
void t3()
{
char *path = "/mnt/lustre/rp_ost_t3_file";
char *str = "xxxxjoiwlsdf98lsjdfsjfoajflsjfajfoaidfojaj08eorje;";
ENTRY("touch");
printf("touch to create a file\n");
t_echo_create(path, str);
replay_barrier();
mds_failover();
printf("read & verify\n");
t_grep(path, str);
t_unlink(path);
/* XXX have problem without this, seems server side problem XXX */
sleep(5);
}
void t0()
{
const int bufsize = 4096;
char *path = "/mnt/lustre/rp_ost_t0_file";
char buf[bufsize];
int fd, i, j, rc;
ENTRY("open-failover-write-verification (no ping involved)");
printf("create/open file...\n");
t_touch(path);
fd = t_open(path);
printf("OST failover...\n");
replay_barrier();
mds_failover();
printf("write file...\n");
for (i = 0; i < 20; i++) {
memset(buf, i, bufsize);
if ((rc = write(fd, buf, bufsize)) != bufsize) {
perror("write error after failover");
printf("i = %d, rc = %d\n", i, rc);
exit(-1);
}
}
/* verify */
printf("read & verify...\n");
lseek(fd, 0, SEEK_SET);
for (i = 0; i < 20; i++) {
memset(buf, -1, bufsize);
if ((rc = read(fd, buf, bufsize)) != bufsize) {
perror("read error rc");
printf("i = %d, rc = %d\n", i, rc);
exit(-1);
}
for (j = 0; j < bufsize; j++) {
if (buf[j] != i) {
printf("verify error!\n");
exit(-1);
}
}
}
t_close(fd);
t_unlink(path);
LEAVE();
}
void t8()
{
char *path="/mnt/lustre/f8";
char *path2="/mnt/lustre/f8-2";
ENTRY("create open write rename |X| create-old-name read");
t_create(path);
t_echo_create(path, "old");
t_rename(path, path2);
replay_barrier();
t_echo_create(path, "new");
mds_failover();
t_grep(path, "new");
t_grep(path2, "old");
t_unlink(path);
t_unlink(path2);
}
