4 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 only,
8 * as published by the Free Software Foundation.
10 * This program is distributed in the hope that it will be useful, but
11 * WITHOUT ANY WARRANTY; without even the implied warranty of
12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 * General Public License version 2 for more details (a copy is included
14 * in the LICENSE file that accompanied this code).
16 * You should have received a copy of the GNU General Public License
17 * version 2 along with this program; If not, see
18 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
20 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
21 * CA 95054 USA or visit www.sun.com if you need additional information or
27 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved.
28 * Use is subject to license terms.
30 * Copyright (c) 2011, 2012, Intel, Inc.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
36 * lustre/obdclass/llog_test.c
38 * Author: Phil Schwan <phil@clusterfs.com>
39 * Author: Mikhail Pershin <mike.pershin@intel.com>
42 #define DEBUG_SUBSYSTEM S_CLASS
44 #include <linux/module.h>
45 #include <linux/init.h>
47 #include <obd_class.h>
48 #include <lustre_fid.h>
49 #include <lustre_log.h>
51 /* This is slightly more than the number of records that can fit into a
52 * single llog file, because the llog_log_header takes up some of the
53 * space in the first block that cannot be used for the bitmap. */
54 #define LLOG_TEST_RECNUM (LLOG_CHUNK_SIZE * 8)
56 static int llog_test_rand;
57 static struct obd_uuid uuid = { .uuid = "test_uuid" };
58 static struct llog_logid cat_logid;
60 struct llog_mini_rec {
61 struct llog_rec_hdr lmr_hdr;
62 struct llog_rec_tail lmr_tail;
63 } __attribute__((packed));
65 static int verify_handle(char *test, struct llog_handle *llh, int num_recs)
71 for (i = 0; i < LLOG_BITMAP_BYTES * 8; i++) {
72 if (ext2_test_bit(i, llh->lgh_hdr->llh_bitmap)) {
78 if (active_recs != num_recs) {
79 CERROR("%s: expected %d active recs after write, found %d\n",
80 test, num_recs, active_recs);
84 if (llh->lgh_hdr->llh_count != num_recs) {
85 CERROR("%s: handle->count is %d, expected %d after write\n",
86 test, llh->lgh_hdr->llh_count, num_recs);
90 if (llh->lgh_last_idx < last_idx) {
91 CERROR("%s: handle->last_idx is %d, expected %d after write\n",
92 test, llh->lgh_last_idx, last_idx);
99 /* Test named-log create/open, close */
100 static int llog_test_1(const struct lu_env *env,
101 struct obd_device *obd, char *name)
103 struct llog_handle *llh;
104 struct llog_ctxt *ctxt;
110 CWARN("1a: create a log with name: %s\n", name);
111 ctxt = llog_get_context(obd, LLOG_TEST_ORIG_CTXT);
114 rc = llog_open_create(env, ctxt, &llh, NULL, name);
116 CERROR("1a: llog_create with name %s failed: %d\n", name, rc);
119 rc = llog_init_handle(env, llh, LLOG_F_IS_PLAIN, &uuid);
121 CERROR("1a: can't init llog handle: %d\n", rc);
125 rc = verify_handle("1", llh, 1);
127 CWARN("1b: close newly-created log\n");
129 rc2 = llog_close(env, llh);
131 CERROR("1b: close log %s failed: %d\n", name, rc2);
140 /* Test named-log reopen; returns opened log on success */
141 static int llog_test_2(const struct lu_env *env, struct obd_device *obd,
142 char *name, struct llog_handle **llh)
144 struct llog_ctxt *ctxt;
145 struct llog_handle *loghandle;
146 struct llog_logid logid;
151 CWARN("2a: re-open a log with name: %s\n", name);
152 ctxt = llog_get_context(obd, LLOG_TEST_ORIG_CTXT);
155 rc = llog_open(env, ctxt, llh, NULL, name, LLOG_OPEN_EXISTS);
157 CERROR("2a: re-open log with name %s failed: %d\n", name, rc);
161 llog_init_handle(env, *llh, LLOG_F_IS_PLAIN, &uuid);
163 CERROR("2a: can't init llog handle: %d\n", rc);
164 GOTO(out_close_llh, rc);
167 rc = verify_handle("2", *llh, 1);
169 GOTO(out_close_llh, rc);
171 /* XXX: there is known issue with tests 2b, MGS is not able to create
172 * anonymous llog, exit now to allow following tests run.
173 * It is fixed in upcoming llog over OSD code */
176 CWARN("2b: create a log without specified NAME & LOGID\n");
177 rc = llog_open_create(env, ctxt, &loghandle, NULL, NULL);
179 CERROR("2b: create log failed\n");
180 GOTO(out_close_llh, rc);
182 rc = llog_init_handle(env, loghandle, LLOG_F_IS_PLAIN, &uuid);
184 CERROR("2b: can't init llog handle: %d\n", rc);
188 logid = loghandle->lgh_id;
189 llog_close(env, loghandle);
191 CWARN("2c: re-open the log by LOGID\n");
192 rc = llog_open(env, ctxt, &loghandle, &logid, NULL, LLOG_OPEN_EXISTS);
194 CERROR("2c: re-open log by LOGID failed\n");
195 GOTO(out_close_llh, rc);
198 rc = llog_init_handle(env, loghandle, LLOG_F_IS_PLAIN, &uuid);
200 CERROR("2c: can't init llog handle: %d\n", rc);
204 CWARN("2b: destroy this log\n");
205 rc = llog_destroy(env, loghandle);
207 CERROR("2d: destroy log failed\n");
209 llog_close(env, loghandle);
212 llog_close(env, *llh);
219 /* Test record writing, single and in bulk */
220 static int llog_test_3(const struct lu_env *env, struct obd_device *obd,
221 struct llog_handle *llh)
223 struct llog_gen_rec lgr;
225 int num_recs = 1; /* 1 for the header */
229 lgr.lgr_hdr.lrh_len = lgr.lgr_tail.lrt_len = sizeof(lgr);
230 lgr.lgr_hdr.lrh_type = LLOG_GEN_REC;
232 CWARN("3a: write one create_rec\n");
233 rc = llog_write_rec(env, llh, &lgr.lgr_hdr, NULL, 0, NULL, -1);
236 CERROR("3a: write one log record failed: %d\n", rc);
240 rc = verify_handle("3a", llh, num_recs);
244 CWARN("3b: write 10 cfg log records with 8 bytes bufs\n");
245 for (i = 0; i < 10; i++) {
246 struct llog_rec_hdr hdr;
250 hdr.lrh_type = OBD_CFG_REC;
251 memset(buf, 0, sizeof buf);
252 rc = llog_write_rec(env, llh, &hdr, NULL, 0, buf, -1);
254 CERROR("3b: write 10 records failed at #%d: %d\n",
261 rc = verify_handle("3b", llh, num_recs);
265 CWARN("3c: write 1000 more log records\n");
266 for (i = 0; i < 1000; i++) {
267 rc = llog_write_rec(env, llh, &lgr.lgr_hdr, NULL, 0, NULL,
270 CERROR("3c: write 1000 records failed at #%d: %d\n",
277 rc = verify_handle("3c", llh, num_recs);
281 CWARN("3d: write log more than BITMAP_SIZE, return -ENOSPC\n");
282 for (i = 0; i < LLOG_BITMAP_SIZE(llh->lgh_hdr) + 1; i++) {
283 struct llog_rec_hdr hdr;
287 memset(buf_odd, 0, sizeof buf_odd);
288 memset(buf_even, 0, sizeof buf_even);
291 hdr.lrh_type = OBD_CFG_REC;
292 rc = llog_write_rec(env, llh, &hdr, NULL, 0, buf_even,
296 hdr.lrh_type = OBD_CFG_REC;
297 rc = llog_write_rec(env, llh, &hdr, NULL, 0, buf_odd,
303 CERROR("3d: write recs failed at #%d: %d\n",
310 CWARN("3d: write record more than BITMAP size!\n");
313 CWARN("3d: wrote %d more records before end of llog is reached\n",
316 rc = verify_handle("3d", llh, num_recs);
321 /* Test catalogue additions */
322 static int llog_test_4(const struct lu_env *env, struct obd_device *obd)
324 struct llog_handle *cath;
326 int rc, rc2, i, buflen;
327 struct llog_mini_rec lmr;
328 struct llog_cookie cookie;
329 struct llog_ctxt *ctxt;
332 struct llog_rec_hdr rec;
336 ctxt = llog_get_context(obd, LLOG_TEST_ORIG_CTXT);
339 lmr.lmr_hdr.lrh_len = lmr.lmr_tail.lrt_len = LLOG_MIN_REC_SIZE;
340 lmr.lmr_hdr.lrh_type = 0xf00f00;
342 sprintf(name, "%x", llog_test_rand + 1);
343 CWARN("4a: create a catalog log with name: %s\n", name);
344 rc = llog_open_create(env, ctxt, &cath, NULL, name);
346 CERROR("4a: llog_create with name %s failed: %d\n", name, rc);
347 GOTO(ctxt_release, rc);
349 llog_init_handle(env, cath, LLOG_F_IS_CAT, &uuid);
351 CERROR("4a: can't init llog handle: %d\n", rc);
356 cat_logid = cath->lgh_id;
358 /* XXX: there is known issue with tests 4b, MGS is not able to add
359 * anonymous plain llog, si we exit now to allow following tests run.
360 * It is fixed in upcoming llog over OSD code */
363 CWARN("4b: write 1 record into the catalog\n");
364 rc = llog_cat_add_rec(env, cath, &lmr.lmr_hdr, &cookie, NULL);
366 CERROR("4b: write 1 catalog record failed at: %d\n", rc);
370 rc = verify_handle("4b", cath, 2);
374 rc = verify_handle("4b", cath->u.chd.chd_current_log, num_recs);
378 CWARN("4c: cancel 1 log record\n");
379 rc = llog_cat_cancel_records(env, cath, 1, &cookie);
381 CERROR("4c: cancel 1 catalog based record failed: %d\n", rc);
386 rc = verify_handle("4c", cath->u.chd.chd_current_log, num_recs);
390 CWARN("4d: write %d more log records\n", LLOG_TEST_RECNUM);
391 for (i = 0; i < LLOG_TEST_RECNUM; i++) {
392 rc = llog_cat_add_rec(env, cath, &lmr.lmr_hdr, NULL, NULL);
394 CERROR("4d: write %d records failed at #%d: %d\n",
395 LLOG_TEST_RECNUM, i + 1, rc);
401 /* make sure new plain llog appears */
402 rc = verify_handle("4d", cath, 3);
406 CWARN("4e: add 5 large records, one record per block\n");
407 buflen = LLOG_CHUNK_SIZE - sizeof(struct llog_rec_hdr) -
408 sizeof(struct llog_rec_tail);
409 OBD_ALLOC(buf, buflen);
411 GOTO(out, rc = -ENOMEM);
412 for (i = 0; i < 5; i++) {
413 rec.lrh_len = buflen;
414 rec.lrh_type = OBD_CFG_REC;
415 rc = llog_cat_add_rec(env, cath, &rec, NULL, buf);
417 CERROR("4e: write 5 records failed at #%d: %d\n",
424 OBD_FREE(buf, buflen);
426 CWARN("4f: put newly-created catalog\n");
427 rc2 = llog_cat_close(env, cath);
429 CERROR("4: close log %s failed: %d\n", name, rc2);
438 static int cat_counter;
440 static int cat_print_cb(const struct lu_env *env, struct llog_handle *llh,
441 struct llog_rec_hdr *rec, void *data)
443 struct llog_logid_rec *lir = (struct llog_logid_rec *)rec;
445 if (rec->lrh_type != LLOG_LOGID_MAGIC) {
446 CERROR("invalid record in catalog\n");
450 CWARN("seeing record at index %d - "LPX64":%x in log "LPX64"\n",
451 rec->lrh_index, lir->lid_id.lgl_oid,
452 lir->lid_id.lgl_ogen, llh->lgh_id.lgl_oid);
459 static int plain_counter;
461 static int plain_print_cb(const struct lu_env *env, struct llog_handle *llh,
462 struct llog_rec_hdr *rec, void *data)
464 if (!(llh->lgh_hdr->llh_flags & LLOG_F_IS_PLAIN)) {
465 CERROR("log is not plain\n");
469 CDEBUG(D_INFO, "seeing record at index %d in log "LPX64"\n",
470 rec->lrh_index, llh->lgh_id.lgl_oid);
477 static int cancel_count;
479 static int llog_cancel_rec_cb(const struct lu_env *env,
480 struct llog_handle *llh,
481 struct llog_rec_hdr *rec, void *data)
483 struct llog_cookie cookie;
485 if (!(llh->lgh_hdr->llh_flags & LLOG_F_IS_PLAIN)) {
486 CERROR("log is not plain\n");
490 cookie.lgc_lgl = llh->lgh_id;
491 cookie.lgc_index = rec->lrh_index;
493 llog_cat_cancel_records(env, llh->u.phd.phd_cat_handle, 1, &cookie);
495 if (cancel_count == LLOG_TEST_RECNUM)
496 RETURN(-LLOG_EEMPTY);
500 /* Test log and catalogue processing */
501 static int llog_test_5(const struct lu_env *env, struct obd_device *obd)
503 struct llog_handle *llh = NULL;
506 struct llog_mini_rec lmr;
507 struct llog_ctxt *ctxt;
511 ctxt = llog_get_context(obd, LLOG_TEST_ORIG_CTXT);
514 lmr.lmr_hdr.lrh_len = lmr.lmr_tail.lrt_len = LLOG_MIN_REC_SIZE;
515 lmr.lmr_hdr.lrh_type = 0xf00f00;
517 CWARN("5a: re-open catalog by id\n");
518 rc = llog_open(env, ctxt, &llh, &cat_logid, NULL, LLOG_OPEN_EXISTS);
520 CERROR("5a: llog_create with logid failed: %d\n", rc);
524 llog_init_handle(env, llh, LLOG_F_IS_CAT, &uuid);
526 CERROR("5a: can't init llog handle: %d\n", rc);
530 /* XXX: depends on tests 4 which is not working yet */
533 CWARN("5b: print the catalog entries.. we expect 2\n");
535 rc = llog_process(env, llh, cat_print_cb, "test 5", NULL);
537 CERROR("5b: process with cat_print_cb failed: %d\n", rc);
540 if (cat_counter != 2) {
541 CERROR("5b: %d entries in catalog\n", cat_counter);
542 GOTO(out, rc = -EINVAL);
545 CWARN("5c: Cancel %d records, see one log zapped\n", LLOG_TEST_RECNUM);
547 rc = llog_cat_process(env, llh, llog_cancel_rec_cb, "foobar", 0, 0);
548 if (rc != -LLOG_EEMPTY) {
549 CERROR("5c: process with cat_cancel_cb failed: %d\n", rc);
553 CWARN("5c: print the catalog entries.. we expect 1\n");
555 rc = llog_process(env, llh, cat_print_cb, "test 5", NULL);
557 CERROR("5c: process with cat_print_cb failed: %d\n", rc);
560 if (cat_counter != 1) {
561 CERROR("5c: %d entries in catalog\n", cat_counter);
562 GOTO(out, rc = -EINVAL);
565 CWARN("5d: add 1 record to the log with many canceled empty pages\n");
566 rc = llog_cat_add_rec(env, llh, &lmr.lmr_hdr, NULL, NULL);
568 CERROR("5d: add record to the log with many canceled empty "
573 CWARN("5e: print plain log entries.. expect 6\n");
575 rc = llog_cat_process(env, llh, plain_print_cb, "foobar", 0, 0);
577 CERROR("5e: process with plain_print_cb failed: %d\n", rc);
580 if (plain_counter != 6) {
581 CERROR("5e: found %d records\n", plain_counter);
582 GOTO(out, rc = -EINVAL);
585 CWARN("5f: print plain log entries reversely.. expect 6\n");
587 rc = llog_cat_reverse_process(env, llh, plain_print_cb, "foobar");
589 CERROR("5f: reversely process with plain_print_cb failed:"
593 if (plain_counter != 6) {
594 CERROR("5f: found %d records\n", plain_counter);
595 GOTO(out, rc = -EINVAL);
599 CWARN("5g: close re-opened catalog\n");
600 rc2 = llog_cat_close(env, llh);
602 CERROR("5g: close log %s failed: %d\n", name, rc2);
612 /* Test client api; open log by name and process */
613 static int llog_test_6(const struct lu_env *env, struct obd_device *obd,
616 struct obd_device *mgc_obd;
617 struct llog_ctxt *ctxt;
618 struct obd_uuid *mgs_uuid;
619 struct obd_export *exp;
620 struct obd_uuid uuid = { "LLOG_TEST6_UUID" };
621 struct llog_handle *llh = NULL;
622 struct llog_ctxt *nctxt;
625 ctxt = llog_get_context(obd, LLOG_TEST_ORIG_CTXT);
627 mgs_uuid = &ctxt->loc_exp->exp_obd->obd_uuid;
629 CWARN("6a: re-open log %s using client API\n", name);
630 mgc_obd = class_find_client_obd(mgs_uuid, LUSTRE_MGC_NAME, NULL);
631 if (mgc_obd == NULL) {
632 CERROR("6a: no MGC devices connected to %s found.\n",
634 GOTO(ctxt_release, rc = -ENOENT);
637 rc = obd_connect(NULL, &exp, mgc_obd, &uuid,
638 NULL /* obd_connect_data */, NULL);
639 if (rc != -EALREADY) {
640 CERROR("6a: connect on connected MDC (%s) failed to return"
641 " -EALREADY", mgc_obd->obd_name);
644 GOTO(ctxt_release, rc = -EINVAL);
647 nctxt = llog_get_context(mgc_obd, LLOG_CONFIG_REPL_CTXT);
648 rc = llog_open(env, nctxt, &llh, NULL, name, LLOG_OPEN_EXISTS);
650 CERROR("6a: llog_open failed %d\n", rc);
654 rc = llog_init_handle(env, llh, LLOG_F_IS_PLAIN, NULL);
656 CERROR("6a: llog_init_handle failed %d\n", rc);
660 plain_counter = 1; /* llog header is first record */
661 CWARN("6b: process log %s using client API\n", name);
662 rc = llog_process(env, llh, plain_print_cb, NULL, NULL);
664 CERROR("6b: llog_process failed %d\n", rc);
665 CWARN("6b: processed %d records\n", plain_counter);
667 rc = verify_handle("6b", llh, plain_counter);
671 plain_counter = 1; /* llog header is first record */
672 CWARN("6c: process log %s reversely using client API\n", name);
673 rc = llog_reverse_process(env, llh, plain_print_cb, NULL, NULL);
675 CERROR("6c: llog_reverse_process failed %d\n", rc);
676 CWARN("6c: processed %d records\n", plain_counter);
678 rc = verify_handle("6c", llh, plain_counter);
683 rc2 = llog_close(env, llh);
685 CERROR("6: llog_close failed: rc = %d\n", rc2);
690 llog_ctxt_put(nctxt);
697 struct llog_rec_hdr lrh; /* common header */
698 struct llog_logid_rec llr; /* LLOG_LOGID_MAGIC */
699 struct llog_unlink64_rec lur; /* MDS_UNLINK64_REC */
700 struct llog_setattr64_rec lsr64; /* MDS_SETATTR64_REC */
701 struct llog_size_change_rec lscr; /* OST_SZ_REC */
702 struct llog_changelog_rec lcr; /* CHANGELOG_REC */
703 struct llog_changelog_user_rec lcur; /* CHANGELOG_USER_REC */
704 struct llog_gen_rec lgr; /* LLOG_GEN_REC */
707 static int test_7_print_cb(const struct lu_env *env, struct llog_handle *llh,
708 struct llog_rec_hdr *rec, void *data)
712 logid_to_fid(&llh->lgh_id, &fid);
714 CDEBUG(D_OTHER, "record type %#x at index %d in log "DFID"\n",
715 rec->lrh_type, rec->lrh_index, PFID(&fid));
721 static int test_7_cancel_cb(const struct lu_env *env, struct llog_handle *llh,
722 struct llog_rec_hdr *rec, void *data)
725 /* test LLOG_DEL_RECORD is working */
726 return LLOG_DEL_RECORD;
729 static int llog_test_7_sub(const struct lu_env *env, struct llog_ctxt *ctxt)
731 struct llog_handle *llh;
732 int rc = 0, i, process_count;
737 rc = llog_open_create(env, ctxt, &llh, NULL, "llt_test7");
739 CERROR("7_sub: create log failed\n");
743 rc = llog_init_handle(env, llh,
744 LLOG_F_IS_PLAIN | LLOG_F_ZAP_WHEN_EMPTY,
747 CERROR("7_sub: can't init llog handle: %d\n", rc);
750 for (i = 0; i < LLOG_BITMAP_SIZE(llh->lgh_hdr); i++) {
751 rc = llog_write_rec(env, llh, &llog_records.lrh, NULL, 0,
756 CERROR("7_sub: write recs failed at #%d: %d\n",
763 CWARN("7_sub: write record more than BITMAP size!\n");
764 GOTO(out_close, rc = -EINVAL);
767 rc = verify_handle("7_sub", llh, num_recs + 1);
769 CERROR("7_sub: verify handle failed: %d\n", rc);
772 if (num_recs < LLOG_BITMAP_SIZE(llh->lgh_hdr) - 1)
773 CWARN("7_sub: records are not aligned, written %d from %u\n",
774 num_recs, LLOG_BITMAP_SIZE(llh->lgh_hdr) - 1);
777 rc = llog_process(env, llh, test_7_print_cb, "test 7", NULL);
779 CERROR("7_sub: llog process failed: %d\n", rc);
782 process_count = plain_counter;
783 if (process_count != num_recs) {
784 CERROR("7_sub: processed %d records from %d total\n",
785 process_count, num_recs);
786 GOTO(out_close, rc = -EINVAL);
790 rc = llog_reverse_process(env, llh, test_7_cancel_cb, "test 7", NULL);
792 CERROR("7_sub: reverse llog process failed: %d\n", rc);
795 if (process_count != plain_counter) {
796 CERROR("7_sub: Reverse/direct processing found different"
797 "number of records: %d/%d\n",
798 plain_counter, process_count);
799 GOTO(out_close, rc = -EINVAL);
801 if (llog_exist(llh)) {
802 CERROR("7_sub: llog exists but should be zapped\n");
803 GOTO(out_close, rc = -EEXIST);
806 rc = verify_handle("7_sub", llh, 1);
809 llog_destroy(env, llh);
810 llog_close(env, llh);
814 /* Test all llog records writing and processing */
815 static int llog_test_7(const struct lu_env *env, struct obd_device *obd)
817 struct llog_ctxt *ctxt;
822 ctxt = llog_get_context(obd, LLOG_TEST_ORIG_CTXT);
824 CWARN("7a: test llog_logid_rec\n");
825 llog_records.llr.lid_hdr.lrh_len = sizeof(llog_records.llr);
826 llog_records.llr.lid_tail.lrt_len = sizeof(llog_records.llr);
827 llog_records.llr.lid_hdr.lrh_type = LLOG_LOGID_MAGIC;
829 rc = llog_test_7_sub(env, ctxt);
831 CERROR("7a: llog_logid_rec test failed\n");
835 CWARN("7b: test llog_unlink64_rec\n");
836 llog_records.lur.lur_hdr.lrh_len = sizeof(llog_records.lur);
837 llog_records.lur.lur_tail.lrt_len = sizeof(llog_records.lur);
838 llog_records.lur.lur_hdr.lrh_type = MDS_UNLINK64_REC;
840 rc = llog_test_7_sub(env, ctxt);
842 CERROR("7b: llog_unlink_rec test failed\n");
846 CWARN("7c: test llog_setattr64_rec\n");
847 llog_records.lsr64.lsr_hdr.lrh_len = sizeof(llog_records.lsr64);
848 llog_records.lsr64.lsr_tail.lrt_len = sizeof(llog_records.lsr64);
849 llog_records.lsr64.lsr_hdr.lrh_type = MDS_SETATTR64_REC;
851 rc = llog_test_7_sub(env, ctxt);
853 CERROR("7c: llog_setattr64_rec test failed\n");
857 CWARN("7d: test llog_size_change_rec\n");
858 llog_records.lscr.lsc_hdr.lrh_len = sizeof(llog_records.lscr);
859 llog_records.lscr.lsc_tail.lrt_len = sizeof(llog_records.lscr);
860 llog_records.lscr.lsc_hdr.lrh_type = OST_SZ_REC;
862 rc = llog_test_7_sub(env, ctxt);
864 CERROR("7d: llog_size_change_rec test failed\n");
868 CWARN("7e: test llog_changelog_rec\n");
869 llog_records.lcr.cr_hdr.lrh_len = sizeof(llog_records.lcr);
870 llog_records.lcr.cr_tail.lrt_len = sizeof(llog_records.lcr);
871 llog_records.lcr.cr_hdr.lrh_type = CHANGELOG_REC;
873 rc = llog_test_7_sub(env, ctxt);
875 CERROR("7e: llog_changelog_rec test failed\n");
879 CWARN("7f: test llog_changelog_user_rec\n");
880 llog_records.lcur.cur_hdr.lrh_len = sizeof(llog_records.lcur);
881 llog_records.lcur.cur_tail.lrt_len = sizeof(llog_records.lcur);
882 llog_records.lcur.cur_hdr.lrh_type = CHANGELOG_USER_REC;
884 rc = llog_test_7_sub(env, ctxt);
886 CERROR("7f: llog_changelog_user_rec test failed\n");
890 CWARN("7g: test llog_gen_rec\n");
891 llog_records.lgr.lgr_hdr.lrh_len = sizeof(llog_records.lgr);
892 llog_records.lgr.lgr_tail.lrt_len = sizeof(llog_records.lgr);
893 llog_records.lgr.lgr_hdr.lrh_type = LLOG_GEN_REC;
895 rc = llog_test_7_sub(env, ctxt);
897 CERROR("7g: llog_size_change_rec test failed\n");
905 /* -------------------------------------------------------------------------
906 * Tests above, boring obd functions below
907 * ------------------------------------------------------------------------- */
908 static int llog_run_tests(const struct lu_env *env, struct obd_device *obd)
910 struct llog_handle *llh = NULL;
911 struct lvfs_run_ctxt saved;
912 struct llog_ctxt *ctxt;
917 ctxt = llog_get_context(obd, LLOG_TEST_ORIG_CTXT);
920 sprintf(name, "%x", llog_test_rand);
921 push_ctxt(&saved, &ctxt->loc_exp->exp_obd->obd_lvfs_ctxt, NULL);
923 rc = llog_test_1(env, obd, name);
925 GOTO(cleanup_ctxt, rc);
927 rc = llog_test_2(env, obd, name, &llh);
929 GOTO(cleanup_ctxt, rc);
931 rc = llog_test_3(env, obd, llh);
935 rc = llog_test_4(env, obd);
939 rc = llog_test_5(env, obd);
943 rc = llog_test_6(env, obd, name);
947 rc = llog_test_7(env, obd);
952 err = llog_destroy(env, llh);
954 CERROR("cleanup: llog_destroy failed: %d\n", err);
955 llog_close(env, llh);
959 pop_ctxt(&saved, &ctxt->loc_exp->exp_obd->obd_lvfs_ctxt, NULL);
965 static struct lprocfs_vars lprocfs_llog_test_obd_vars[] = { {0} };
966 static struct lprocfs_vars lprocfs_llog_test_module_vars[] = { {0} };
967 static void lprocfs_llog_test_init_vars(struct lprocfs_static_vars *lvars)
969 lvars->module_vars = lprocfs_llog_test_module_vars;
970 lvars->obd_vars = lprocfs_llog_test_obd_vars;
974 static int llog_test_cleanup(struct obd_device *obd)
978 rc = llog_cleanup(llog_get_context(obd, LLOG_TEST_ORIG_CTXT));
980 CERROR("failed to llog_test_llog_finish: %d\n", rc);
984 static int llog_test_setup(struct obd_device *obd, struct lustre_cfg *lcfg)
986 struct obd_device *tgt;
992 if (lcfg->lcfg_bufcount < 2) {
993 CERROR("requires a TARGET OBD name\n");
997 if (lcfg->lcfg_buflens[1] < 1) {
998 CERROR("requires a TARGET OBD name\n");
1003 tgt = class_name2obd(lustre_cfg_string(lcfg, 1));
1004 if (!tgt || !tgt->obd_attached || !tgt->obd_set_up) {
1005 CERROR("target device not attached or not set up (%s)\n",
1006 lustre_cfg_string(lcfg, 1));
1010 rc = lu_env_init(&env, LCT_LOCAL | LCT_MG_THREAD);
1014 CWARN("Setup llog-test device over %s device\n",
1015 lustre_cfg_string(lcfg, 1));
1017 rc = llog_setup(obd, &obd->obd_olg, LLOG_TEST_ORIG_CTXT, tgt, 0, NULL,
1020 GOTO(cleanup_env, rc);
1022 llog_test_rand = cfs_rand();
1024 rc = llog_run_tests(&env, obd);
1026 llog_test_cleanup(obd);
1032 static struct obd_ops llog_obd_ops = {
1033 .o_owner = THIS_MODULE,
1034 .o_setup = llog_test_setup,
1035 .o_cleanup = llog_test_cleanup,
1038 static int __init llog_test_init(void)
1040 struct lprocfs_static_vars lvars;
1042 lprocfs_llog_test_init_vars(&lvars);
1043 return class_register_type(&llog_obd_ops, NULL,
1044 lvars.module_vars, "llog_test", NULL);
1047 static void __exit llog_test_exit(void)
1049 class_unregister_type("llog_test");
1052 MODULE_AUTHOR("Sun Microsystems, Inc. <http://www.lustre.org/>");
1053 MODULE_DESCRIPTION("llog test module");
1054 MODULE_LICENSE("GPL");
1056 module_init(llog_test_init);
1057 module_exit(llog_test_exit);