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authorStefan Metzmacher <metze@samba.org>2008-09-08 12:12:25 +0200
committerStefan Metzmacher <metze@samba.org>2008-09-08 12:12:25 +0200
commita626b011930f5112e01715d653a6ac8655a28333 (patch)
treef579b495243c5841a62ef9064aa58be8c315db58 /source4
parent3ca48b015f1ae30015f8ec61b075052390f054ca (diff)
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BASE-DELAYWRITE: demonstrate that the time between the open and the first write doesn't matter
metze (This used to be commit 13d051cd633f4a4152d360453fe5297ad53cc7b5)
Diffstat (limited to 'source4')
-rw-r--r--source4/torture/basic/delaywrite.c159
1 files changed, 159 insertions, 0 deletions
diff --git a/source4/torture/basic/delaywrite.c b/source4/torture/basic/delaywrite.c
index 6e718a11df..53018f30b5 100644
--- a/source4/torture/basic/delaywrite.c
+++ b/source4/torture/basic/delaywrite.c
@@ -1589,6 +1589,164 @@ static bool test_delayed_write_update3(struct torture_context *tctx,
return ret;
}
+static bool test_delayed_write_update3b(struct torture_context *tctx,
+ struct smbcli_state *cli,
+ struct smbcli_state *cli2)
+{
+ union smb_fileinfo finfo0, finfo1, finfo2, finfo3, finfo4;
+ union smb_fileinfo pinfo0, pinfo1, pinfo2, pinfo3, pinfo4, pinfo5;
+ const char *fname = BASEDIR "\\torture_file.txt";
+ int fnum1 = -1;
+ bool ret = true;
+ ssize_t written;
+ struct timeval start;
+ struct timeval end;
+ int used_delay = torture_setting_int(tctx, "writetimeupdatedelay", 2000000);
+ int normal_delay = 2000000;
+ double sec = ((double)used_delay) / ((double)normal_delay);
+ int msec = 1000 * sec;
+
+ if (!torture_setup_dir(cli, BASEDIR)) {
+ return false;
+ }
+
+ torture_comment(tctx, "Open the file handle\n");
+ fnum1 = smbcli_open(cli->tree, fname, O_RDWR|O_CREAT, DENY_NONE);
+ if (fnum1 == -1) {
+ ret = false;
+ torture_result(tctx, TORTURE_FAIL, __location__": unable to open %s", fname);
+ goto done;
+ }
+
+ finfo0.basic_info.level = RAW_FILEINFO_BASIC_INFO;
+ finfo0.basic_info.in.file.fnum = fnum1;
+ finfo1 = finfo0;
+ finfo2 = finfo0;
+ finfo3 = finfo0;
+ finfo4 = finfo0;
+ pinfo0.basic_info.level = RAW_FILEINFO_BASIC_INFO;
+ pinfo0.basic_info.in.file.path = fname;
+ pinfo1 = pinfo0;
+ pinfo2 = pinfo0;
+ pinfo3 = pinfo0;
+ pinfo4 = pinfo0;
+ pinfo5 = pinfo0;
+
+ /* get the initial times */
+ GET_INFO_BOTH(finfo0,pinfo0);
+
+ /*
+ * sleep some time, to demonstrate the handling of write times
+ * doesn't depend on the time since the open
+ */
+ msleep(5 * msec);
+
+ /* get the initial times */
+ GET_INFO_BOTH(finfo1,pinfo1);
+ COMPARE_WRITE_TIME_EQUAL(finfo1, finfo0);
+
+ /*
+ * make sure the write time is updated 2 seconds later
+ * calcuated from the first write
+ * (but expect upto 5 seconds extra time for a busy server)
+ */
+ start = timeval_current();
+ end = timeval_add(&start, 7 * sec, 0);
+ while (!timeval_expired(&end)) {
+ /* do a write */
+ torture_comment(tctx, "Do a write on the file handle\n");
+ written = smbcli_write(cli->tree, fnum1, 0, "x", 0, 1);
+ if (written != 1) {
+ torture_result(tctx, TORTURE_FAIL, __location__": written gave %d - should have been 1", (int)written);
+ ret = false;
+ goto done;
+ }
+ /* get the times after the write */
+ GET_INFO_FILE(finfo1);
+
+ if (finfo1.basic_info.out.write_time > finfo0.basic_info.out.write_time) {
+ double diff = timeval_elapsed(&start);
+ if (diff < (2 * sec * 0.75)) { /* 0.75 to cope with vmware timing */
+ torture_comment(tctx, "Server updated write_time after %.2f seconds "
+ "(1sec == %.2f) (wrong!)\n",
+ diff, sec);
+ ret = false;
+ break;
+ }
+
+ torture_comment(tctx, "Server updated write_time after %.2f seconds "
+ "(1sec == %.2f) (correct)\n",
+ diff, sec);
+ break;
+ }
+ msleep(0.5 * msec);
+ }
+
+ GET_INFO_BOTH(finfo1,pinfo1);
+ COMPARE_WRITE_TIME_GREATER(pinfo1, pinfo0);
+
+ /* sure any further write doesn't update the write time */
+ start = timeval_current();
+ end = timeval_add(&start, 15 * sec, 0);
+ while (!timeval_expired(&end)) {
+ /* do a write */
+ torture_comment(tctx, "Do a write on the file handle\n");
+ written = smbcli_write(cli->tree, fnum1, 0, "x", 0, 1);
+ if (written != 1) {
+ torture_result(tctx, TORTURE_FAIL, __location__": written gave %d - should have been 1", (int)written);
+ ret = false;
+ goto done;
+ }
+ /* get the times after the write */
+ GET_INFO_BOTH(finfo2,pinfo2);
+
+ if (finfo2.basic_info.out.write_time > finfo1.basic_info.out.write_time) {
+ double diff = timeval_elapsed(&start);
+ torture_comment(tctx, "Server updated write_time after %.2f seconds "
+ "(1sec == %.2f) (wrong!)\n",
+ diff, sec);
+ ret = false;
+ break;
+ }
+ msleep(2 * msec);
+ }
+
+ GET_INFO_BOTH(finfo2,pinfo2);
+ COMPARE_WRITE_TIME_EQUAL(finfo2, finfo1);
+ if (finfo2.basic_info.out.write_time == finfo1.basic_info.out.write_time) {
+ torture_comment(tctx, "Server did not update write_time (correct)\n");
+ }
+
+ /* sleep */
+ msleep(5 * msec);
+
+ GET_INFO_BOTH(finfo3,pinfo3);
+ COMPARE_WRITE_TIME_EQUAL(finfo3, finfo2);
+
+ /*
+ * the close updates the write time to the time of the close
+ * and not to the time of the last write!
+ */
+ torture_comment(tctx, "Close the file handle\n");
+ smbcli_close(cli->tree, fnum1);
+ fnum1 = -1;
+
+ GET_INFO_PATH(pinfo4);
+ COMPARE_WRITE_TIME_GREATER(pinfo4, pinfo3);
+
+ if (pinfo4.basic_info.out.write_time > pinfo3.basic_info.out.write_time) {
+ torture_comment(tctx, "Server updated the write_time on close (correct)\n");
+ }
+
+ done:
+ if (fnum1 != -1)
+ smbcli_close(cli->tree, fnum1);
+ smbcli_unlink(cli->tree, fname);
+ smbcli_deltree(cli->tree, BASEDIR);
+
+ return ret;
+}
+
static bool test_delayed_write_update4(struct torture_context *tctx,
struct smbcli_state *cli,
struct smbcli_state *cli2)
@@ -2109,6 +2267,7 @@ struct torture_suite *torture_delay_write(void)
torture_suite_add_1smb_test(suite, "update of write time using SET_ALLOCATION_SIZE", test_delayed_write_update1c);
torture_suite_add_2smb_test(suite, "delayed update of write time using 2 connections", test_delayed_write_update2);
torture_suite_add_2smb_test(suite, "delayed update of write time 3", test_delayed_write_update3);
+ torture_suite_add_2smb_test(suite, "delayed update of write time 3b", test_delayed_write_update3b);
torture_suite_add_2smb_test(suite, "delayed update of write time 4", test_delayed_write_update4);
torture_suite_add_2smb_test(suite, "delayed update of write time 5", test_delayed_write_update5);
torture_suite_add_2smb_test(suite, "delayed update of write time 6", test_delayed_write_update6);