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) 2012, 2013, Intel Corporation.
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 rc = 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(env, llh, &lgr.lgr_hdr, LLOG_NEXT_IDX);
236 CERROR("3a: write one log record failed: %d\n", rc);
240 rc = verify_handle("3a", llh, num_recs);
244 CWARN("3c: write 1000 more log records\n");
245 for (i = 0; i < 1000; i++) {
246 rc = llog_write(env, llh, &lgr.lgr_hdr, LLOG_NEXT_IDX);
248 CERROR("3c: write 1000 records failed at #%d: %d\n",
255 rc = verify_handle("3c", llh, num_recs);
259 CWARN("3d: write records with variable size until BITMAP_SIZE, "
261 for (i = 0; i < LLOG_BITMAP_SIZE(llh->lgh_hdr) + 1; i++) {
263 struct llog_rec_hdr *hdr = (void *)&buf;
265 memset(buf, 0, sizeof buf);
270 hdr->lrh_type = OBD_CFG_REC;
271 rc = llog_write(env, llh, hdr, LLOG_NEXT_IDX);
276 CERROR("3d: write recs failed at #%d: %d\n",
283 CWARN("3d: write record more than BITMAP size!\n");
286 CWARN("3d: wrote %d more records before end of llog is reached\n",
289 rc = verify_handle("3d", llh, num_recs);
294 /* Test catalogue additions */
295 static int llog_test_4(const struct lu_env *env, struct obd_device *obd)
297 struct llog_handle *cath;
299 int rc, rc2, i, buflen;
300 struct llog_mini_rec lmr;
301 struct llog_cookie cookie;
302 struct llog_ctxt *ctxt;
305 struct llog_rec_hdr *rec;
309 ctxt = llog_get_context(obd, LLOG_TEST_ORIG_CTXT);
312 lmr.lmr_hdr.lrh_len = lmr.lmr_tail.lrt_len = LLOG_MIN_REC_SIZE;
313 lmr.lmr_hdr.lrh_type = 0xf00f00;
315 sprintf(name, "%x", llog_test_rand + 1);
316 CWARN("4a: create a catalog log with name: %s\n", name);
317 rc = llog_open_create(env, ctxt, &cath, NULL, name);
319 CERROR("4a: llog_create with name %s failed: %d\n", name, rc);
320 GOTO(ctxt_release, rc);
322 rc = llog_init_handle(env, cath, LLOG_F_IS_CAT, &uuid);
324 CERROR("4a: can't init llog handle: %d\n", rc);
329 cat_logid = cath->lgh_id;
331 CWARN("4b: write 1 record into the catalog\n");
332 rc = llog_cat_add(env, cath, &lmr.lmr_hdr, &cookie);
334 CERROR("4b: write 1 catalog record failed at: %d\n", rc);
338 rc = verify_handle("4b", cath, 2);
342 rc = verify_handle("4b", cath->u.chd.chd_current_log, num_recs);
346 CWARN("4c: cancel 1 log record\n");
347 rc = llog_cat_cancel_records(env, cath, 1, &cookie);
349 CERROR("4c: cancel 1 catalog based record failed: %d\n", rc);
354 rc = verify_handle("4c", cath->u.chd.chd_current_log, num_recs);
358 CWARN("4d: write %d more log records\n", LLOG_TEST_RECNUM);
359 for (i = 0; i < LLOG_TEST_RECNUM; i++) {
360 rc = llog_cat_add(env, cath, &lmr.lmr_hdr, NULL);
362 CERROR("4d: write %d records failed at #%d: %d\n",
363 LLOG_TEST_RECNUM, i + 1, rc);
369 /* make sure new plain llog appears */
370 rc = verify_handle("4d", cath, 3);
374 CWARN("4e: add 5 large records, one record per block\n");
375 buflen = LLOG_CHUNK_SIZE;
376 OBD_ALLOC(buf, buflen);
378 GOTO(out, rc = -ENOMEM);
379 for (i = 0; i < 5; i++) {
381 rec->lrh_len = buflen;
382 rec->lrh_type = OBD_CFG_REC;
383 rc = llog_cat_add(env, cath, rec, NULL);
385 CERROR("4e: write 5 records failed at #%d: %d\n",
392 OBD_FREE(buf, buflen);
394 CWARN("4f: put newly-created catalog\n");
395 rc2 = llog_cat_close(env, cath);
397 CERROR("4: close log %s failed: %d\n", name, rc2);
406 static int cat_counter;
408 static int cat_print_cb(const struct lu_env *env, struct llog_handle *llh,
409 struct llog_rec_hdr *rec, void *data)
411 struct llog_logid_rec *lir = (struct llog_logid_rec *)rec;
412 struct lu_fid fid = {0};
414 if (rec->lrh_type != LLOG_LOGID_MAGIC) {
415 CERROR("invalid record in catalog\n");
419 logid_to_fid(&lir->lid_id, &fid);
421 CWARN("seeing record at index %d - "DFID" in log "DFID"\n",
422 rec->lrh_index, PFID(&fid),
423 PFID(lu_object_fid(&llh->lgh_obj->do_lu)));
430 static int plain_counter;
432 static int plain_print_cb(const struct lu_env *env, struct llog_handle *llh,
433 struct llog_rec_hdr *rec, void *data)
435 struct lu_fid fid = {0};
437 if (!(llh->lgh_hdr->llh_flags & LLOG_F_IS_PLAIN)) {
438 CERROR("log is not plain\n");
442 logid_to_fid(&llh->lgh_id, &fid);
444 CDEBUG(D_INFO, "seeing record at index %d in log "DFID"\n",
445 rec->lrh_index, PFID(&fid));
452 static int cancel_count;
454 static int llog_cancel_rec_cb(const struct lu_env *env,
455 struct llog_handle *llh,
456 struct llog_rec_hdr *rec, void *data)
458 struct llog_cookie cookie;
460 if (!(llh->lgh_hdr->llh_flags & LLOG_F_IS_PLAIN)) {
461 CERROR("log is not plain\n");
465 cookie.lgc_lgl = llh->lgh_id;
466 cookie.lgc_index = rec->lrh_index;
468 llog_cat_cancel_records(env, llh->u.phd.phd_cat_handle, 1, &cookie);
470 if (cancel_count == LLOG_TEST_RECNUM)
471 RETURN(-LLOG_EEMPTY);
475 /* Test log and catalogue processing */
476 static int llog_test_5(const struct lu_env *env, struct obd_device *obd)
478 struct llog_handle *llh = NULL;
481 struct llog_mini_rec lmr;
482 struct llog_ctxt *ctxt;
486 ctxt = llog_get_context(obd, LLOG_TEST_ORIG_CTXT);
489 lmr.lmr_hdr.lrh_len = lmr.lmr_tail.lrt_len = LLOG_MIN_REC_SIZE;
490 lmr.lmr_hdr.lrh_type = 0xf00f00;
492 CWARN("5a: re-open catalog by id\n");
493 rc = llog_open(env, ctxt, &llh, &cat_logid, NULL, LLOG_OPEN_EXISTS);
495 CERROR("5a: llog_create with logid failed: %d\n", rc);
499 rc = llog_init_handle(env, llh, LLOG_F_IS_CAT, &uuid);
501 CERROR("5a: can't init llog handle: %d\n", rc);
505 CWARN("5b: print the catalog entries.. we expect 2\n");
507 rc = llog_process(env, llh, cat_print_cb, "test 5", NULL);
509 CERROR("5b: process with cat_print_cb failed: %d\n", rc);
512 if (cat_counter != 2) {
513 CERROR("5b: %d entries in catalog\n", cat_counter);
514 GOTO(out, rc = -EINVAL);
517 CWARN("5c: Cancel %d records, see one log zapped\n", LLOG_TEST_RECNUM);
519 rc = llog_cat_process(env, llh, llog_cancel_rec_cb, "foobar", 0, 0);
520 if (rc != -LLOG_EEMPTY) {
521 CERROR("5c: process with cat_cancel_cb failed: %d\n", rc);
525 CWARN("5c: print the catalog entries.. we expect 1\n");
527 rc = llog_process(env, llh, cat_print_cb, "test 5", NULL);
529 CERROR("5c: process with cat_print_cb failed: %d\n", rc);
532 if (cat_counter != 1) {
533 CERROR("5c: %d entries in catalog\n", cat_counter);
534 GOTO(out, rc = -EINVAL);
537 CWARN("5d: add 1 record to the log with many canceled empty pages\n");
538 rc = llog_cat_add(env, llh, &lmr.lmr_hdr, NULL);
540 CERROR("5d: add record to the log with many canceled empty "
545 CWARN("5e: print plain log entries.. expect 6\n");
547 rc = llog_cat_process(env, llh, plain_print_cb, "foobar", 0, 0);
549 CERROR("5e: process with plain_print_cb failed: %d\n", rc);
552 if (plain_counter != 6) {
553 CERROR("5e: found %d records\n", plain_counter);
554 GOTO(out, rc = -EINVAL);
557 CWARN("5f: print plain log entries reversely.. expect 6\n");
559 rc = llog_cat_reverse_process(env, llh, plain_print_cb, "foobar");
561 CERROR("5f: reversely process with plain_print_cb failed:"
565 if (plain_counter != 6) {
566 CERROR("5f: found %d records\n", plain_counter);
567 GOTO(out, rc = -EINVAL);
571 CWARN("5g: close re-opened catalog\n");
572 rc2 = llog_cat_close(env, llh);
574 CERROR("5g: close log %s failed: %d\n", name, rc2);
584 /* Test client api; open log by name and process */
585 static int llog_test_6(const struct lu_env *env, struct obd_device *obd,
588 struct obd_device *mgc_obd;
589 struct llog_ctxt *ctxt;
590 struct obd_uuid *mgs_uuid;
591 struct obd_export *exp;
592 struct obd_uuid uuid = { "LLOG_TEST6_UUID" };
593 struct llog_handle *llh = NULL;
594 struct llog_ctxt *nctxt;
597 ctxt = llog_get_context(obd, LLOG_TEST_ORIG_CTXT);
599 mgs_uuid = &ctxt->loc_exp->exp_obd->obd_uuid;
601 CWARN("6a: re-open log %s using client API\n", name);
602 mgc_obd = class_find_client_obd(mgs_uuid, LUSTRE_MGC_NAME, NULL);
603 if (mgc_obd == NULL) {
604 CERROR("6a: no MGC devices connected to %s found.\n",
606 GOTO(ctxt_release, rc = -ENOENT);
609 rc = obd_connect(NULL, &exp, mgc_obd, &uuid,
610 NULL /* obd_connect_data */, NULL);
611 if (rc != -EALREADY) {
612 CERROR("6a: connect on connected MGC (%s) failed to return"
613 " -EALREADY", mgc_obd->obd_name);
616 GOTO(ctxt_release, rc = -EINVAL);
619 nctxt = llog_get_context(mgc_obd, LLOG_CONFIG_REPL_CTXT);
620 rc = llog_open(env, nctxt, &llh, NULL, name, LLOG_OPEN_EXISTS);
622 CERROR("6a: llog_open failed %d\n", rc);
626 rc = llog_init_handle(env, llh, LLOG_F_IS_PLAIN, NULL);
628 CERROR("6a: llog_init_handle failed %d\n", rc);
632 plain_counter = 1; /* llog header is first record */
633 CWARN("6b: process log %s using client API\n", name);
634 rc = llog_process(env, llh, plain_print_cb, NULL, NULL);
636 CERROR("6b: llog_process failed %d\n", rc);
637 CWARN("6b: processed %d records\n", plain_counter);
639 rc = verify_handle("6b", llh, plain_counter);
643 plain_counter = 1; /* llog header is first record */
644 CWARN("6c: process log %s reversely using client API\n", name);
645 rc = llog_reverse_process(env, llh, plain_print_cb, NULL, NULL);
647 CERROR("6c: llog_reverse_process failed %d\n", rc);
648 CWARN("6c: processed %d records\n", plain_counter);
650 rc = verify_handle("6c", llh, plain_counter);
655 rc2 = llog_close(env, llh);
657 CERROR("6: llog_close failed: rc = %d\n", rc2);
662 llog_ctxt_put(nctxt);
669 struct llog_rec_hdr lrh; /* common header */
670 struct llog_logid_rec llr; /* LLOG_LOGID_MAGIC */
671 struct llog_unlink64_rec lur; /* MDS_UNLINK64_REC */
672 struct llog_setattr64_rec lsr64; /* MDS_SETATTR64_REC */
673 struct llog_size_change_rec lscr; /* OST_SZ_REC */
674 struct llog_changelog_rec lcr; /* CHANGELOG_REC */
675 struct llog_changelog_user_rec lcur; /* CHANGELOG_USER_REC */
676 struct llog_gen_rec lgr; /* LLOG_GEN_REC */
679 static int test_7_print_cb(const struct lu_env *env, struct llog_handle *llh,
680 struct llog_rec_hdr *rec, void *data)
682 struct lu_fid fid = {0};
684 logid_to_fid(&llh->lgh_id, &fid);
686 CDEBUG(D_OTHER, "record type %#x at index %d in log "DFID"\n",
687 rec->lrh_type, rec->lrh_index, PFID(&fid));
693 static int test_7_cancel_cb(const struct lu_env *env, struct llog_handle *llh,
694 struct llog_rec_hdr *rec, void *data)
697 /* test LLOG_DEL_RECORD is working */
698 return LLOG_DEL_RECORD;
701 static int llog_test_7_sub(const struct lu_env *env, struct llog_ctxt *ctxt)
703 struct llog_handle *llh;
704 int rc = 0, i, process_count;
709 rc = llog_open_create(env, ctxt, &llh, NULL, NULL);
711 CERROR("7_sub: create log failed\n");
715 rc = llog_init_handle(env, llh,
716 LLOG_F_IS_PLAIN | LLOG_F_ZAP_WHEN_EMPTY,
719 CERROR("7_sub: can't init llog handle: %d\n", rc);
722 for (i = 0; i < LLOG_BITMAP_SIZE(llh->lgh_hdr); i++) {
723 rc = llog_write(env, llh, &llog_records.lrh, LLOG_NEXT_IDX);
727 CERROR("7_sub: write recs failed at #%d: %d\n",
734 CWARN("7_sub: write record more than BITMAP size!\n");
735 GOTO(out_close, rc = -EINVAL);
738 rc = verify_handle("7_sub", llh, num_recs + 1);
740 CERROR("7_sub: verify handle failed: %d\n", rc);
743 if (num_recs < LLOG_BITMAP_SIZE(llh->lgh_hdr) - 1)
744 CWARN("7_sub: records are not aligned, written %d from %u\n",
745 num_recs, LLOG_BITMAP_SIZE(llh->lgh_hdr) - 1);
748 rc = llog_process(env, llh, test_7_print_cb, "test 7", NULL);
750 CERROR("7_sub: llog process failed: %d\n", rc);
753 process_count = plain_counter;
754 if (process_count != num_recs) {
755 CERROR("7_sub: processed %d records from %d total\n",
756 process_count, num_recs);
757 GOTO(out_close, rc = -EINVAL);
761 rc = llog_reverse_process(env, llh, test_7_cancel_cb, "test 7", NULL);
762 if (rc && rc != LLOG_DEL_PLAIN) {
763 CERROR("7_sub: reverse llog process failed: %d\n", rc);
766 if (process_count != plain_counter) {
767 CERROR("7_sub: Reverse/direct processing found different"
768 "number of records: %d/%d\n",
769 plain_counter, process_count);
770 GOTO(out_close, rc = -EINVAL);
772 if (llog_exist(llh)) {
773 CERROR("7_sub: llog exists but should be zapped\n");
774 GOTO(out_close, rc = -EEXIST);
777 rc = verify_handle("7_sub", llh, 1);
780 llog_destroy(env, llh);
781 llog_close(env, llh);
785 /* Test all llog records writing and processing */
786 static int llog_test_7(const struct lu_env *env, struct obd_device *obd)
788 struct llog_ctxt *ctxt;
793 ctxt = llog_get_context(obd, LLOG_TEST_ORIG_CTXT);
795 CWARN("7a: test llog_logid_rec\n");
796 llog_records.llr.lid_hdr.lrh_len = sizeof(llog_records.llr);
797 llog_records.llr.lid_tail.lrt_len = sizeof(llog_records.llr);
798 llog_records.llr.lid_hdr.lrh_type = LLOG_LOGID_MAGIC;
800 rc = llog_test_7_sub(env, ctxt);
802 CERROR("7a: llog_logid_rec test failed\n");
806 CWARN("7b: test llog_unlink64_rec\n");
807 llog_records.lur.lur_hdr.lrh_len = sizeof(llog_records.lur);
808 llog_records.lur.lur_tail.lrt_len = sizeof(llog_records.lur);
809 llog_records.lur.lur_hdr.lrh_type = MDS_UNLINK64_REC;
811 rc = llog_test_7_sub(env, ctxt);
813 CERROR("7b: llog_unlink_rec test failed\n");
817 CWARN("7c: test llog_setattr64_rec\n");
818 llog_records.lsr64.lsr_hdr.lrh_len = sizeof(llog_records.lsr64);
819 llog_records.lsr64.lsr_tail.lrt_len = sizeof(llog_records.lsr64);
820 llog_records.lsr64.lsr_hdr.lrh_type = MDS_SETATTR64_REC;
822 rc = llog_test_7_sub(env, ctxt);
824 CERROR("7c: llog_setattr64_rec test failed\n");
828 CWARN("7d: test llog_size_change_rec\n");
829 llog_records.lscr.lsc_hdr.lrh_len = sizeof(llog_records.lscr);
830 llog_records.lscr.lsc_tail.lrt_len = sizeof(llog_records.lscr);
831 llog_records.lscr.lsc_hdr.lrh_type = OST_SZ_REC;
833 rc = llog_test_7_sub(env, ctxt);
835 CERROR("7d: llog_size_change_rec test failed\n");
839 CWARN("7e: test llog_changelog_rec\n");
840 llog_records.lcr.cr_hdr.lrh_len = sizeof(llog_records.lcr);
841 llog_records.lcr.cr_tail.lrt_len = sizeof(llog_records.lcr);
842 llog_records.lcr.cr_hdr.lrh_type = CHANGELOG_REC;
844 rc = llog_test_7_sub(env, ctxt);
846 CERROR("7e: llog_changelog_rec test failed\n");
850 CWARN("7f: test llog_changelog_user_rec\n");
851 llog_records.lcur.cur_hdr.lrh_len = sizeof(llog_records.lcur);
852 llog_records.lcur.cur_tail.lrt_len = sizeof(llog_records.lcur);
853 llog_records.lcur.cur_hdr.lrh_type = CHANGELOG_USER_REC;
855 rc = llog_test_7_sub(env, ctxt);
857 CERROR("7f: llog_changelog_user_rec test failed\n");
861 CWARN("7g: test llog_gen_rec\n");
862 llog_records.lgr.lgr_hdr.lrh_len = sizeof(llog_records.lgr);
863 llog_records.lgr.lgr_tail.lrt_len = sizeof(llog_records.lgr);
864 llog_records.lgr.lgr_hdr.lrh_type = LLOG_GEN_REC;
866 rc = llog_test_7_sub(env, ctxt);
868 CERROR("7g: llog_size_change_rec test failed\n");
876 static int llog_truncate(const struct lu_env *env, struct dt_object *o)
885 d = lu2dt_dev(o->do_lu.lo_dev);
888 rc = dt_attr_get(env, o, &la, NULL);
892 CDEBUG(D_OTHER, "original size "LPU64"\n", la.la_size);
893 rc = sizeof(struct llog_log_hdr) + sizeof(struct llog_mini_rec);
894 if (la.la_size < rc) {
895 CERROR("too small llog: "LPU64"\n", la.la_size);
900 la.la_size = la.la_size - (sizeof(struct llog_mini_rec) * 2);
901 la.la_valid = LA_SIZE;
903 th = dt_trans_create(env, d);
907 rc = dt_declare_attr_set(env, o, &la, th);
911 rc = dt_declare_punch(env, o, la.la_size, OBD_OBJECT_EOF, th);
913 rc = dt_trans_start_local(env, d, th);
917 rc = dt_punch(env, o, la.la_size, OBD_OBJECT_EOF, th, BYPASS_CAPA);
921 rc = dt_attr_set(env, o, &la, th, BYPASS_CAPA);
926 dt_trans_stop(env, d, th);
931 static int test_8_cb(const struct lu_env *env, struct llog_handle *llh,
932 struct llog_rec_hdr *rec, void *data)
938 static int llog_test_8(const struct lu_env *env, struct obd_device *obd)
940 struct llog_handle *llh = NULL;
944 struct llog_mini_rec lmr;
945 struct llog_ctxt *ctxt;
946 struct dt_object *obj = NULL;
950 ctxt = llog_get_context(obd, LLOG_TEST_ORIG_CTXT);
953 lmr.lmr_hdr.lrh_len = lmr.lmr_tail.lrt_len = LLOG_MIN_REC_SIZE;
954 lmr.lmr_hdr.lrh_type = 0xf00f00;
956 CWARN("8a: fill the first plain llog\n");
957 rc = llog_open(env, ctxt, &llh, &cat_logid, NULL, LLOG_OPEN_EXISTS);
959 CERROR("8a: llog_create with logid failed: %d\n", rc);
963 rc = llog_init_handle(env, llh, LLOG_F_IS_CAT, &uuid);
965 CERROR("8a: can't init llog handle: %d\n", rc);
970 rc = llog_cat_process(env, llh, test_8_cb, "foobar", 0, 0);
972 CERROR("5a: process with cat_cancel_cb failed: %d\n", rc);
975 orig_counter = plain_counter;
977 for (i = 0; i < 100; i++) {
978 rc = llog_cat_add(env, llh, &lmr.lmr_hdr, NULL);
980 CERROR("5a: add record failed\n");
985 /* grab the current plain llog, we'll corrupt it later */
986 obj = llh->u.chd.chd_current_log->lgh_obj;
988 lu_object_get(&obj->do_lu);
989 CWARN("8a: pin llog "DFID"\n", PFID(lu_object_fid(&obj->do_lu)));
991 rc2 = llog_cat_close(env, llh);
993 CERROR("8a: close log %s failed: %d\n", name, rc2);
999 CWARN("8b: fill the second plain llog\n");
1000 rc = llog_open(env, ctxt, &llh, &cat_logid, NULL, LLOG_OPEN_EXISTS);
1002 CERROR("8b: llog_create with logid failed: %d\n", rc);
1006 rc = llog_init_handle(env, llh, LLOG_F_IS_CAT, &uuid);
1008 CERROR("8b: can't init llog handle: %d\n", rc);
1012 for (i = 0; i < 100; i++) {
1013 rc = llog_cat_add(env, llh, &lmr.lmr_hdr, NULL);
1015 CERROR("8b: add record failed\n");
1019 CWARN("8b: second llog "DFID"\n",
1020 PFID(lu_object_fid(&llh->u.chd.chd_current_log->lgh_obj->do_lu)));
1022 rc2 = llog_cat_close(env, llh);
1024 CERROR("8b: close log %s failed: %d\n", name, rc2);
1030 CWARN("8c: drop two records from the first plain llog\n");
1031 llog_truncate(env, obj);
1033 CWARN("8d: count survived records\n");
1034 rc = llog_open(env, ctxt, &llh, &cat_logid, NULL, LLOG_OPEN_EXISTS);
1036 CERROR("8d: llog_create with logid failed: %d\n", rc);
1040 rc = llog_init_handle(env, llh, LLOG_F_IS_CAT, &uuid);
1042 CERROR("8d: can't init llog handle: %d\n", rc);
1047 rc = llog_cat_process(env, llh, test_8_cb, "foobar", 0, 0);
1049 CERROR("8d: process with cat_cancel_cb failed: %d\n", rc);
1053 if (orig_counter + 200 - 2 != plain_counter) {
1054 CERROR("found %d records (expected %d)\n", plain_counter,
1055 orig_counter + 200 - 2);
1060 CWARN("8d: close re-opened catalog\n");
1061 rc2 = llog_cat_close(env, llh);
1063 CERROR("8d: close log %s failed: %d\n", name, rc2);
1068 llog_ctxt_put(ctxt);
1071 lu_object_put(env, &obj->do_lu);
1076 /* -------------------------------------------------------------------------
1077 * Tests above, boring obd functions below
1078 * ------------------------------------------------------------------------- */
1079 static int llog_run_tests(const struct lu_env *env, struct obd_device *obd)
1081 struct llog_handle *llh = NULL;
1082 struct llog_ctxt *ctxt;
1087 ctxt = llog_get_context(obd, LLOG_TEST_ORIG_CTXT);
1090 sprintf(name, "%x", llog_test_rand);
1092 rc = llog_test_1(env, obd, name);
1094 GOTO(cleanup_ctxt, rc);
1096 rc = llog_test_2(env, obd, name, &llh);
1098 GOTO(cleanup_ctxt, rc);
1100 rc = llog_test_3(env, obd, llh);
1104 rc = llog_test_4(env, obd);
1108 rc = llog_test_5(env, obd);
1112 rc = llog_test_6(env, obd, name);
1116 rc = llog_test_7(env, obd);
1120 rc = llog_test_8(env, obd);
1125 err = llog_destroy(env, llh);
1127 CERROR("cleanup: llog_destroy failed: %d\n", err);
1128 llog_close(env, llh);
1132 llog_ctxt_put(ctxt);
1136 static int llog_test_cleanup(struct obd_device *obd)
1138 struct obd_device *tgt;
1144 rc = lu_env_init(&env, LCT_LOCAL | LCT_MG_THREAD);
1148 tgt = obd->obd_lvfs_ctxt.dt->dd_lu_dev.ld_obd;
1149 rc = llog_cleanup(&env, llog_get_context(tgt, LLOG_TEST_ORIG_CTXT));
1151 CERROR("failed to llog_test_llog_finish: %d\n", rc);
1156 static int llog_test_setup(struct obd_device *obd, struct lustre_cfg *lcfg)
1158 struct obd_device *tgt;
1159 struct llog_ctxt *ctxt;
1160 struct dt_object *o;
1162 struct lu_context test_session;
1167 if (lcfg->lcfg_bufcount < 2) {
1168 CERROR("requires a TARGET OBD name\n");
1172 if (lcfg->lcfg_buflens[1] < 1) {
1173 CERROR("requires a TARGET OBD name\n");
1178 tgt = class_name2obd(lustre_cfg_string(lcfg, 1));
1179 if (!tgt || !tgt->obd_attached || !tgt->obd_set_up) {
1180 CERROR("target device not attached or not set up (%s)\n",
1181 lustre_cfg_string(lcfg, 1));
1185 rc = lu_env_init(&env, LCT_LOCAL | LCT_MG_THREAD);
1189 rc = lu_context_init(&test_session, LCT_SERVER_SESSION);
1191 GOTO(cleanup_env, rc);
1192 test_session.lc_thread = (struct ptlrpc_thread *)current;
1193 lu_context_enter(&test_session);
1194 env.le_ses = &test_session;
1196 CWARN("Setup llog-test device over %s device\n",
1197 lustre_cfg_string(lcfg, 1));
1199 OBD_SET_CTXT_MAGIC(&obd->obd_lvfs_ctxt);
1200 obd->obd_lvfs_ctxt.dt = lu2dt_dev(tgt->obd_lu_dev);
1202 rc = llog_setup(&env, tgt, &tgt->obd_olg, LLOG_TEST_ORIG_CTXT, tgt,
1205 GOTO(cleanup_session, rc);
1207 /* use MGS llog dir for tests */
1208 ctxt = llog_get_context(tgt, LLOG_CONFIG_ORIG_CTXT);
1211 llog_ctxt_put(ctxt);
1213 ctxt = llog_get_context(tgt, LLOG_TEST_ORIG_CTXT);
1216 llog_ctxt_put(ctxt);
1218 llog_test_rand = cfs_rand();
1220 rc = llog_run_tests(&env, tgt);
1222 llog_test_cleanup(obd);
1224 lu_context_exit(&test_session);
1225 lu_context_fini(&test_session);
1231 static struct obd_ops llog_obd_ops = {
1232 .o_owner = THIS_MODULE,
1233 .o_setup = llog_test_setup,
1234 .o_cleanup = llog_test_cleanup,
1237 static int __init llog_test_init(void)
1239 return class_register_type(&llog_obd_ops, NULL, true, NULL,
1240 #ifndef HAVE_ONLY_PROCFS_SEQ
1246 static void __exit llog_test_exit(void)
1248 class_unregister_type("llog_test");
1251 MODULE_AUTHOR("Sun Microsystems, Inc. <http://www.lustre.org/>");
1252 MODULE_DESCRIPTION("llog test module");
1253 MODULE_LICENSE("GPL");
1255 module_init(llog_test_init);
1256 module_exit(llog_test_exit);