1 /* -*- mode: c; c-basic-offset: 8; indent-tabs-mode: nil; -*-
2 * vim:expandtab:shiftwidth=8:tabstop=8:
6 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License version 2 only,
10 * as published by the Free Software Foundation.
12 * This program is distributed in the hope that it will be useful, but
13 * WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
15 * General Public License version 2 for more details (a copy is included
16 * in the LICENSE file that accompanied this code).
18 * You should have received a copy of the GNU General Public License
19 * version 2 along with this program; If not, see
20 * http://www.sun.com/software/products/lustre/docs/GPLv2.pdf
22 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
23 * CA 95054 USA or visit www.sun.com if you need additional information or
29 * Copyright 2008 Sun Microsystems, Inc. All rights reserved
30 * Use is subject to license terms.
33 * This file is part of Lustre, http://www.lustre.org/
34 * Lustre is a trademark of Sun Microsystems, Inc.
36 * lnet/selftest/framework.c
38 * Author: Isaac Huang <isaac@clusterfs.com>
39 * Author: Liang Zhen <liangzhen@clusterfs.com>
42 #define DEBUG_SUBSYSTEM S_LNET
46 lst_sid_t LST_INVALID_SID = {LNET_NID_ANY, -1};
48 int brw_inject_errors = 0;
49 CFS_MODULE_PARM(brw_inject_errors, "i", int, 0644,
50 "# data errors to inject randomly, zero by default");
52 static int session_timeout = 100;
53 CFS_MODULE_PARM(session_timeout, "i", int, 0444,
54 "test session timeout in seconds (100 by default, 0 == never)");
56 #define SFW_TEST_CONCURRENCY 1792
57 #define SFW_TEST_RPC_TIMEOUT 64
58 #define SFW_CLIENT_RPC_TIMEOUT 64 /* in seconds */
59 #define SFW_EXTRA_TEST_BUFFERS 8 /* tolerate buggy peers with extra buffers */
61 #define sfw_test_buffers(tsi) ((tsi)->tsi_loop + SFW_EXTRA_TEST_BUFFERS)
63 #define sfw_unpack_id(id) \
65 __swab64s(&(id).nid); \
66 __swab32s(&(id).pid); \
69 #define sfw_unpack_sid(sid) \
71 __swab64s(&(sid).ses_nid); \
72 __swab64s(&(sid).ses_stamp); \
75 #define sfw_unpack_fw_counters(fc) \
77 __swab32s(&(fc).brw_errors); \
78 __swab32s(&(fc).ping_errors); \
79 __swab32s(&(fc).active_tests); \
80 __swab32s(&(fc).active_batches); \
81 __swab32s(&(fc).zombie_sessions); \
84 #define sfw_unpack_rpc_counters(rc) \
86 __swab32s(&(rc).errors); \
87 __swab32s(&(rc).rpcs_sent); \
88 __swab32s(&(rc).rpcs_rcvd); \
89 __swab32s(&(rc).rpcs_dropped); \
90 __swab32s(&(rc).rpcs_expired); \
91 __swab64s(&(rc).bulk_get); \
92 __swab64s(&(rc).bulk_put); \
95 #define sfw_unpack_lnet_counters(lc) \
97 __swab32s(&(lc).errors); \
98 __swab32s(&(lc).msgs_max); \
99 __swab32s(&(lc).msgs_alloc); \
100 __swab32s(&(lc).send_count); \
101 __swab32s(&(lc).recv_count); \
102 __swab32s(&(lc).drop_count); \
103 __swab32s(&(lc).route_count); \
104 __swab64s(&(lc).send_length); \
105 __swab64s(&(lc).recv_length); \
106 __swab64s(&(lc).drop_length); \
107 __swab64s(&(lc).route_length); \
110 #define sfw_test_active(t) (atomic_read(&(t)->tsi_nactive) != 0)
111 #define sfw_batch_active(b) (atomic_read(&(b)->bat_nactive) != 0)
113 struct smoketest_framework {
114 struct list_head fw_zombie_rpcs; /* RPCs to be recycled */
115 struct list_head fw_zombie_sessions; /* stopping sessions */
116 struct list_head fw_tests; /* registered test cases */
117 atomic_t fw_nzombies; /* # zombie sessions */
118 spinlock_t fw_lock; /* serialise */
119 sfw_session_t *fw_session; /* _the_ session */
120 int fw_shuttingdown; /* shutdown in progress */
121 srpc_server_rpc_t *fw_active_srpc; /* running RPC */
125 int sfw_stop_batch (sfw_batch_t *tsb, int force);
126 void sfw_destroy_session (sfw_session_t *sn);
128 static inline sfw_test_case_t *
129 sfw_find_test_case(int id)
131 sfw_test_case_t *tsc;
133 LASSERT (id <= SRPC_SERVICE_MAX_ID);
134 LASSERT (id > SRPC_FRAMEWORK_SERVICE_MAX_ID);
136 cfs_list_for_each_entry_typed (tsc, &sfw_data.fw_tests,
137 sfw_test_case_t, tsc_list) {
138 if (tsc->tsc_srv_service->sv_id == id)
146 sfw_register_test (srpc_service_t *service, sfw_test_client_ops_t *cliops)
148 sfw_test_case_t *tsc;
150 if (sfw_find_test_case(service->sv_id) != NULL) {
151 CERROR ("Failed to register test %s (%d)\n",
152 service->sv_name, service->sv_id);
156 LIBCFS_ALLOC(tsc, sizeof(sfw_test_case_t));
160 memset(tsc, 0, sizeof(sfw_test_case_t));
161 tsc->tsc_cli_ops = cliops;
162 tsc->tsc_srv_service = service;
164 list_add_tail(&tsc->tsc_list, &sfw_data.fw_tests);
169 sfw_add_session_timer (void)
171 sfw_session_t *sn = sfw_data.fw_session;
172 stt_timer_t *timer = &sn->sn_timer;
174 LASSERT (!sfw_data.fw_shuttingdown);
176 if (sn == NULL || sn->sn_timeout == 0)
179 LASSERT (!sn->sn_timer_active);
181 sn->sn_timer_active = 1;
182 timer->stt_expires = cfs_time_add(sn->sn_timeout,
183 cfs_time_current_sec());
184 stt_add_timer(timer);
189 sfw_del_session_timer (void)
191 sfw_session_t *sn = sfw_data.fw_session;
193 if (sn == NULL || !sn->sn_timer_active)
196 LASSERT (sn->sn_timeout != 0);
198 if (stt_del_timer(&sn->sn_timer)) { /* timer defused */
199 sn->sn_timer_active = 0;
204 /* Racing is impossible in single-threaded userland selftest */
207 return EBUSY; /* racing with sfw_session_expired() */
210 /* called with sfw_data.fw_lock held */
212 sfw_deactivate_session (void)
214 sfw_session_t *sn = sfw_data.fw_session;
217 sfw_test_case_t *tsc;
219 if (sn == NULL) return;
221 LASSERT (!sn->sn_timer_active);
223 sfw_data.fw_session = NULL;
224 atomic_inc(&sfw_data.fw_nzombies);
225 list_add(&sn->sn_list, &sfw_data.fw_zombie_sessions);
227 spin_unlock(&sfw_data.fw_lock);
229 cfs_list_for_each_entry_typed (tsc, &sfw_data.fw_tests,
230 sfw_test_case_t, tsc_list) {
231 srpc_abort_service(tsc->tsc_srv_service);
234 spin_lock(&sfw_data.fw_lock);
236 cfs_list_for_each_entry_typed (tsb, &sn->sn_batches,
237 sfw_batch_t, bat_list) {
238 if (sfw_batch_active(tsb)) {
240 sfw_stop_batch(tsb, 1);
245 return; /* wait for active batches to stop */
247 list_del_init(&sn->sn_list);
248 spin_unlock(&sfw_data.fw_lock);
250 sfw_destroy_session(sn);
252 spin_lock(&sfw_data.fw_lock);
259 sfw_session_removed (void)
261 return (sfw_data.fw_session == NULL) ? 1 : 0;
267 sfw_session_expired (void *data)
269 sfw_session_t *sn = data;
271 spin_lock(&sfw_data.fw_lock);
273 LASSERT (sn->sn_timer_active);
274 LASSERT (sn == sfw_data.fw_session);
276 CWARN ("Session expired! sid: %s-"LPU64", name: %s\n",
277 libcfs_nid2str(sn->sn_id.ses_nid),
278 sn->sn_id.ses_stamp, &sn->sn_name[0]);
280 sn->sn_timer_active = 0;
281 sfw_deactivate_session();
283 spin_unlock(&sfw_data.fw_lock);
288 sfw_init_session (sfw_session_t *sn, lst_sid_t sid, const char *name)
290 stt_timer_t *timer = &sn->sn_timer;
292 memset(sn, 0, sizeof(sfw_session_t));
293 CFS_INIT_LIST_HEAD(&sn->sn_list);
294 CFS_INIT_LIST_HEAD(&sn->sn_batches);
295 atomic_set(&sn->sn_refcount, 1); /* +1 for caller */
296 atomic_set(&sn->sn_brw_errors, 0);
297 atomic_set(&sn->sn_ping_errors, 0);
298 strncpy(&sn->sn_name[0], name, LST_NAME_SIZE);
300 sn->sn_timer_active = 0;
302 sn->sn_timeout = session_timeout;
304 timer->stt_data = sn;
305 timer->stt_func = sfw_session_expired;
306 CFS_INIT_LIST_HEAD(&timer->stt_list);
309 /* completion handler for incoming framework RPCs */
311 sfw_server_rpc_done (srpc_server_rpc_t *rpc)
313 srpc_service_t *sv = rpc->srpc_service;
314 int status = rpc->srpc_status;
317 "Incoming framework RPC done: "
318 "service %s, peer %s, status %s:%d\n",
319 sv->sv_name, libcfs_id2str(rpc->srpc_peer),
320 swi_state2str(rpc->srpc_wi.wi_state),
323 if (rpc->srpc_bulk != NULL)
329 sfw_client_rpc_fini (srpc_client_rpc_t *rpc)
331 LASSERT (rpc->crpc_bulk.bk_niov == 0);
332 LASSERT (list_empty(&rpc->crpc_list));
333 LASSERT (atomic_read(&rpc->crpc_refcount) == 0);
335 LASSERT (rpc->crpc_bulk.bk_pages == NULL);
339 "Outgoing framework RPC done: "
340 "service %d, peer %s, status %s:%d:%d\n",
341 rpc->crpc_service, libcfs_id2str(rpc->crpc_dest),
342 swi_state2str(rpc->crpc_wi.wi_state),
343 rpc->crpc_aborted, rpc->crpc_status);
345 spin_lock(&sfw_data.fw_lock);
347 /* my callers must finish all RPCs before shutting me down */
348 LASSERT (!sfw_data.fw_shuttingdown);
349 list_add(&rpc->crpc_list, &sfw_data.fw_zombie_rpcs);
351 spin_unlock(&sfw_data.fw_lock);
356 sfw_find_batch (lst_bid_t bid)
358 sfw_session_t *sn = sfw_data.fw_session;
361 LASSERT (sn != NULL);
363 cfs_list_for_each_entry_typed (bat, &sn->sn_batches,
364 sfw_batch_t, bat_list) {
365 if (bat->bat_id.bat_id == bid.bat_id)
373 sfw_bid2batch (lst_bid_t bid)
375 sfw_session_t *sn = sfw_data.fw_session;
378 LASSERT (sn != NULL);
380 bat = sfw_find_batch(bid);
384 LIBCFS_ALLOC(bat, sizeof(sfw_batch_t));
389 bat->bat_session = sn;
391 atomic_set(&bat->bat_nactive, 0);
392 CFS_INIT_LIST_HEAD(&bat->bat_tests);
394 list_add_tail(&bat->bat_list, &sn->sn_batches);
399 sfw_get_stats (srpc_stat_reqst_t *request, srpc_stat_reply_t *reply)
401 sfw_session_t *sn = sfw_data.fw_session;
402 sfw_counters_t *cnt = &reply->str_fw;
405 reply->str_sid = (sn == NULL) ? LST_INVALID_SID : sn->sn_id;
407 if (request->str_sid.ses_nid == LNET_NID_ANY) {
408 reply->str_status = EINVAL;
412 if (sn == NULL || !sfw_sid_equal(request->str_sid, sn->sn_id)) {
413 reply->str_status = ESRCH;
418 reply->str_lnet = the_lnet.ln_counters;
421 srpc_get_counters(&reply->str_rpc);
423 cnt->brw_errors = atomic_read(&sn->sn_brw_errors);
424 cnt->ping_errors = atomic_read(&sn->sn_ping_errors);
425 cnt->zombie_sessions = atomic_read(&sfw_data.fw_nzombies);
427 cnt->active_tests = cnt->active_batches = 0;
428 cfs_list_for_each_entry_typed (bat, &sn->sn_batches,
429 sfw_batch_t, bat_list) {
430 int n = atomic_read(&bat->bat_nactive);
433 cnt->active_batches++;
434 cnt->active_tests += n;
438 reply->str_status = 0;
443 sfw_make_session (srpc_mksn_reqst_t *request, srpc_mksn_reply_t *reply)
445 sfw_session_t *sn = sfw_data.fw_session;
447 if (request->mksn_sid.ses_nid == LNET_NID_ANY) {
448 reply->mksn_sid = (sn == NULL) ? LST_INVALID_SID : sn->sn_id;
449 reply->mksn_status = EINVAL;
454 reply->mksn_status = 0;
455 reply->mksn_sid = sn->sn_id;
456 reply->mksn_timeout = sn->sn_timeout;
458 if (sfw_sid_equal(request->mksn_sid, sn->sn_id)) {
459 atomic_inc(&sn->sn_refcount);
463 if (!request->mksn_force) {
464 reply->mksn_status = EBUSY;
465 strncpy(&reply->mksn_name[0], &sn->sn_name[0], LST_NAME_SIZE);
470 /* brand new or create by force */
471 LIBCFS_ALLOC(sn, sizeof(sfw_session_t));
473 CERROR ("Dropping RPC (mksn) under memory pressure.\n");
477 sfw_init_session(sn, request->mksn_sid, &request->mksn_name[0]);
479 spin_lock(&sfw_data.fw_lock);
481 sfw_deactivate_session();
482 LASSERT (sfw_data.fw_session == NULL);
483 sfw_data.fw_session = sn;
485 spin_unlock(&sfw_data.fw_lock);
487 reply->mksn_status = 0;
488 reply->mksn_sid = sn->sn_id;
489 reply->mksn_timeout = sn->sn_timeout;
494 sfw_remove_session (srpc_rmsn_reqst_t *request, srpc_rmsn_reply_t *reply)
496 sfw_session_t *sn = sfw_data.fw_session;
498 reply->rmsn_sid = (sn == NULL) ? LST_INVALID_SID : sn->sn_id;
500 if (request->rmsn_sid.ses_nid == LNET_NID_ANY) {
501 reply->rmsn_status = EINVAL;
505 if (sn == NULL || !sfw_sid_equal(request->rmsn_sid, sn->sn_id)) {
506 reply->rmsn_status = (sn == NULL) ? ESRCH : EBUSY;
510 if (!atomic_dec_and_test(&sn->sn_refcount)) {
511 reply->rmsn_status = 0;
515 spin_lock(&sfw_data.fw_lock);
516 sfw_deactivate_session();
517 spin_unlock(&sfw_data.fw_lock);
519 reply->rmsn_status = 0;
520 reply->rmsn_sid = LST_INVALID_SID;
521 LASSERT (sfw_data.fw_session == NULL);
526 sfw_debug_session (srpc_debug_reqst_t *request, srpc_debug_reply_t *reply)
528 sfw_session_t *sn = sfw_data.fw_session;
531 reply->dbg_status = ESRCH;
532 reply->dbg_sid = LST_INVALID_SID;
536 reply->dbg_status = 0;
537 reply->dbg_sid = sn->sn_id;
538 reply->dbg_timeout = sn->sn_timeout;
539 strncpy(reply->dbg_name, &sn->sn_name[0], LST_NAME_SIZE);
545 sfw_test_rpc_fini (srpc_client_rpc_t *rpc)
547 sfw_test_unit_t *tsu = rpc->crpc_priv;
548 sfw_test_instance_t *tsi = tsu->tsu_instance;
550 /* Called with hold of tsi->tsi_lock */
551 LASSERT (list_empty(&rpc->crpc_list));
552 list_add(&rpc->crpc_list, &tsi->tsi_free_rpcs);
556 sfw_load_test (sfw_test_instance_t *tsi)
558 sfw_test_case_t *tsc = sfw_find_test_case(tsi->tsi_service);
559 int nrequired = sfw_test_buffers(tsi);
562 LASSERT (tsc != NULL);
564 if (tsi->tsi_is_client) {
565 tsi->tsi_ops = tsc->tsc_cli_ops;
569 nposted = srpc_service_add_buffers(tsc->tsc_srv_service, nrequired);
570 if (nposted != nrequired) {
571 CWARN ("Failed to reserve enough buffers: "
572 "service %s, %d needed, %d reserved\n",
573 tsc->tsc_srv_service->sv_name, nrequired, nposted);
574 srpc_service_remove_buffers(tsc->tsc_srv_service, nposted);
578 CDEBUG (D_NET, "Reserved %d buffers for test %s\n",
579 nposted, tsc->tsc_srv_service->sv_name);
584 sfw_unload_test (sfw_test_instance_t *tsi)
586 sfw_test_case_t *tsc = sfw_find_test_case(tsi->tsi_service);
588 LASSERT (tsc != NULL);
590 if (!tsi->tsi_is_client)
591 srpc_service_remove_buffers(tsc->tsc_srv_service,
592 sfw_test_buffers(tsi));
597 sfw_destroy_test_instance (sfw_test_instance_t *tsi)
599 srpc_client_rpc_t *rpc;
600 sfw_test_unit_t *tsu;
602 if (!tsi->tsi_is_client) goto clean;
604 tsi->tsi_ops->tso_fini(tsi);
606 LASSERT (!tsi->tsi_stopping);
607 LASSERT (list_empty(&tsi->tsi_active_rpcs));
608 LASSERT (!sfw_test_active(tsi));
610 while (!list_empty(&tsi->tsi_units)) {
611 tsu = list_entry(tsi->tsi_units.next,
612 sfw_test_unit_t, tsu_list);
613 list_del(&tsu->tsu_list);
614 LIBCFS_FREE(tsu, sizeof(*tsu));
617 while (!list_empty(&tsi->tsi_free_rpcs)) {
618 rpc = list_entry(tsi->tsi_free_rpcs.next,
619 srpc_client_rpc_t, crpc_list);
620 list_del(&rpc->crpc_list);
621 LIBCFS_FREE(rpc, srpc_client_rpc_size(rpc));
625 sfw_unload_test(tsi);
626 LIBCFS_FREE(tsi, sizeof(*tsi));
631 sfw_destroy_batch (sfw_batch_t *tsb)
633 sfw_test_instance_t *tsi;
635 LASSERT (!sfw_batch_active(tsb));
636 LASSERT (list_empty(&tsb->bat_list));
638 while (!list_empty(&tsb->bat_tests)) {
639 tsi = list_entry(tsb->bat_tests.next,
640 sfw_test_instance_t, tsi_list);
641 list_del_init(&tsi->tsi_list);
642 sfw_destroy_test_instance(tsi);
645 LIBCFS_FREE(tsb, sizeof(sfw_batch_t));
650 sfw_destroy_session (sfw_session_t *sn)
654 LASSERT (list_empty(&sn->sn_list));
655 LASSERT (sn != sfw_data.fw_session);
657 while (!list_empty(&sn->sn_batches)) {
658 batch = list_entry(sn->sn_batches.next,
659 sfw_batch_t, bat_list);
660 list_del_init(&batch->bat_list);
661 sfw_destroy_batch(batch);
664 LIBCFS_FREE(sn, sizeof(*sn));
665 atomic_dec(&sfw_data.fw_nzombies);
670 sfw_unpack_test_req (srpc_msg_t *msg)
672 srpc_test_reqst_t *req = &msg->msg_body.tes_reqst;
674 LASSERT (msg->msg_type == SRPC_MSG_TEST_REQST);
675 LASSERT (req->tsr_is_client);
677 if (msg->msg_magic == SRPC_MSG_MAGIC)
678 return; /* no flipping needed */
680 LASSERT (msg->msg_magic == __swab32(SRPC_MSG_MAGIC));
682 if (req->tsr_service == SRPC_SERVICE_BRW) {
683 test_bulk_req_t *bulk = &req->tsr_u.bulk;
685 __swab32s(&bulk->blk_opc);
686 __swab32s(&bulk->blk_npg);
687 __swab32s(&bulk->blk_flags);
691 if (req->tsr_service == SRPC_SERVICE_PING) {
692 test_ping_req_t *ping = &req->tsr_u.ping;
694 __swab32s(&ping->png_size);
695 __swab32s(&ping->png_flags);
704 sfw_add_test_instance (sfw_batch_t *tsb, srpc_server_rpc_t *rpc)
706 srpc_msg_t *msg = &rpc->srpc_reqstbuf->buf_msg;
707 srpc_test_reqst_t *req = &msg->msg_body.tes_reqst;
708 srpc_bulk_t *bk = rpc->srpc_bulk;
709 int ndest = req->tsr_ndest;
710 sfw_test_unit_t *tsu;
711 sfw_test_instance_t *tsi;
715 LIBCFS_ALLOC(tsi, sizeof(*tsi));
717 CERROR ("Can't allocate test instance for batch: "LPU64"\n",
722 memset(tsi, 0, sizeof(*tsi));
723 spin_lock_init(&tsi->tsi_lock);
724 atomic_set(&tsi->tsi_nactive, 0);
725 CFS_INIT_LIST_HEAD(&tsi->tsi_units);
726 CFS_INIT_LIST_HEAD(&tsi->tsi_free_rpcs);
727 CFS_INIT_LIST_HEAD(&tsi->tsi_active_rpcs);
729 tsi->tsi_stopping = 0;
730 tsi->tsi_batch = tsb;
731 tsi->tsi_loop = req->tsr_loop;
732 tsi->tsi_concur = req->tsr_concur;
733 tsi->tsi_service = req->tsr_service;
734 tsi->tsi_is_client = !!(req->tsr_is_client);
735 tsi->tsi_stoptsu_onerr = !!(req->tsr_stop_onerr);
737 rc = sfw_load_test(tsi);
739 LIBCFS_FREE(tsi, sizeof(*tsi));
743 LASSERT (!sfw_batch_active(tsb));
745 if (!tsi->tsi_is_client) {
746 /* it's test server, just add it to tsb */
747 list_add_tail(&tsi->tsi_list, &tsb->bat_tests);
751 LASSERT (bk != NULL);
753 LASSERT (bk->bk_pages != NULL);
755 LASSERT (bk->bk_niov * SFW_ID_PER_PAGE >= (unsigned int)ndest);
756 LASSERT ((unsigned int)bk->bk_len >= sizeof(lnet_process_id_t) * ndest);
758 sfw_unpack_test_req(msg);
759 memcpy(&tsi->tsi_u, &req->tsr_u, sizeof(tsi->tsi_u));
761 for (i = 0; i < ndest; i++) {
762 lnet_process_id_t *dests;
763 lnet_process_id_t id;
767 dests = cfs_page_address(bk->bk_iovs[i / SFW_ID_PER_PAGE].kiov_page);
768 LASSERT (dests != NULL); /* my pages are within KVM always */
770 dests = cfs_page_address(bk->bk_pages[i / SFW_ID_PER_PAGE]);
772 id = dests[i % SFW_ID_PER_PAGE];
773 if (msg->msg_magic != SRPC_MSG_MAGIC)
776 for (j = 0; j < tsi->tsi_concur; j++) {
777 LIBCFS_ALLOC(tsu, sizeof(sfw_test_unit_t));
780 CERROR ("Can't allocate tsu for %d\n",
786 tsu->tsu_instance = tsi;
787 tsu->tsu_private = NULL;
788 list_add_tail(&tsu->tsu_list, &tsi->tsi_units);
792 rc = tsi->tsi_ops->tso_init(tsi);
794 list_add_tail(&tsi->tsi_list, &tsb->bat_tests);
800 sfw_destroy_test_instance(tsi);
805 sfw_test_unit_done (sfw_test_unit_t *tsu)
807 sfw_test_instance_t *tsi = tsu->tsu_instance;
808 sfw_batch_t *tsb = tsi->tsi_batch;
809 sfw_session_t *sn = tsb->bat_session;
811 LASSERT (sfw_test_active(tsi));
813 if (!atomic_dec_and_test(&tsi->tsi_nactive))
816 /* the test instance is done */
817 spin_lock(&tsi->tsi_lock);
819 tsi->tsi_stopping = 0;
821 spin_unlock(&tsi->tsi_lock);
823 spin_lock(&sfw_data.fw_lock);
825 if (!atomic_dec_and_test(&tsb->bat_nactive) || /* tsb still active */
826 sn == sfw_data.fw_session) { /* sn also active */
827 spin_unlock(&sfw_data.fw_lock);
831 LASSERT (!list_empty(&sn->sn_list)); /* I'm a zombie! */
833 cfs_list_for_each_entry_typed (tsb, &sn->sn_batches,
834 sfw_batch_t, bat_list) {
835 if (sfw_batch_active(tsb)) {
836 spin_unlock(&sfw_data.fw_lock);
841 list_del_init(&sn->sn_list);
842 spin_unlock(&sfw_data.fw_lock);
844 sfw_destroy_session(sn);
849 sfw_test_rpc_done (srpc_client_rpc_t *rpc)
851 sfw_test_unit_t *tsu = rpc->crpc_priv;
852 sfw_test_instance_t *tsi = tsu->tsu_instance;
855 tsi->tsi_ops->tso_done_rpc(tsu, rpc);
857 spin_lock(&tsi->tsi_lock);
859 LASSERT (sfw_test_active(tsi));
860 LASSERT (!list_empty(&rpc->crpc_list));
862 list_del_init(&rpc->crpc_list);
864 /* batch is stopping or loop is done or get error */
865 if (tsi->tsi_stopping ||
866 tsu->tsu_loop == 0 ||
867 (rpc->crpc_status != 0 && tsi->tsi_stoptsu_onerr))
870 /* dec ref for poster */
871 srpc_client_rpc_decref(rpc);
873 spin_unlock(&tsi->tsi_lock);
876 swi_schedule_workitem(&tsu->tsu_worker);
880 sfw_test_unit_done(tsu);
885 sfw_create_test_rpc (sfw_test_unit_t *tsu, lnet_process_id_t peer,
886 int nblk, int blklen, srpc_client_rpc_t **rpcpp)
888 srpc_client_rpc_t *rpc = NULL;
889 sfw_test_instance_t *tsi = tsu->tsu_instance;
891 spin_lock(&tsi->tsi_lock);
893 LASSERT (sfw_test_active(tsi));
895 if (!list_empty(&tsi->tsi_free_rpcs)) {
896 /* pick request from buffer */
897 rpc = list_entry(tsi->tsi_free_rpcs.next,
898 srpc_client_rpc_t, crpc_list);
899 LASSERT (nblk == rpc->crpc_bulk.bk_niov);
900 list_del_init(&rpc->crpc_list);
902 srpc_init_client_rpc(rpc, peer, tsi->tsi_service, nblk,
903 blklen, sfw_test_rpc_done,
904 sfw_test_rpc_fini, tsu);
907 spin_unlock(&tsi->tsi_lock);
910 rpc = srpc_create_client_rpc(peer, tsi->tsi_service, nblk,
911 blklen, sfw_test_rpc_done,
912 sfw_test_rpc_fini, tsu);
914 CERROR ("Can't create rpc for test %d\n", tsi->tsi_service);
923 sfw_run_test (swi_workitem_t *wi)
925 sfw_test_unit_t *tsu = wi->wi_data;
926 sfw_test_instance_t *tsi = tsu->tsu_instance;
927 srpc_client_rpc_t *rpc = NULL;
929 LASSERT (wi == &tsu->tsu_worker);
931 if (tsi->tsi_ops->tso_prep_rpc(tsu, tsu->tsu_dest, &rpc) != 0) {
932 LASSERT (rpc == NULL);
936 LASSERT (rpc != NULL);
938 spin_lock(&tsi->tsi_lock);
940 if (tsi->tsi_stopping) {
941 list_add(&rpc->crpc_list, &tsi->tsi_free_rpcs);
942 spin_unlock(&tsi->tsi_lock);
946 if (tsu->tsu_loop > 0)
949 list_add_tail(&rpc->crpc_list, &tsi->tsi_active_rpcs);
950 spin_unlock(&tsi->tsi_lock);
952 rpc->crpc_timeout = SFW_TEST_RPC_TIMEOUT;
954 spin_lock(&rpc->crpc_lock);
956 spin_unlock(&rpc->crpc_lock);
961 * No one can schedule me now since:
962 * - previous RPC, if any, has done and
963 * - no new RPC is initiated.
964 * - my batch is still active; no one can run it again now.
965 * Cancel pending schedules and prevent future schedule attempts:
967 swi_kill_workitem(wi);
968 sfw_test_unit_done(tsu);
973 sfw_run_batch (sfw_batch_t *tsb)
976 sfw_test_unit_t *tsu;
977 sfw_test_instance_t *tsi;
979 if (sfw_batch_active(tsb)) {
980 CDEBUG(D_NET, "Batch already active: "LPU64" (%d)\n",
981 tsb->bat_id.bat_id, atomic_read(&tsb->bat_nactive));
985 cfs_list_for_each_entry_typed (tsi, &tsb->bat_tests,
986 sfw_test_instance_t, tsi_list) {
987 if (!tsi->tsi_is_client) /* skip server instances */
990 LASSERT (!tsi->tsi_stopping);
991 LASSERT (!sfw_test_active(tsi));
993 atomic_inc(&tsb->bat_nactive);
995 cfs_list_for_each_entry_typed (tsu, &tsi->tsi_units,
996 sfw_test_unit_t, tsu_list) {
997 atomic_inc(&tsi->tsi_nactive);
998 tsu->tsu_loop = tsi->tsi_loop;
999 wi = &tsu->tsu_worker;
1000 swi_init_workitem(wi, tsu, sfw_run_test);
1001 swi_schedule_workitem(wi);
1009 sfw_stop_batch (sfw_batch_t *tsb, int force)
1011 sfw_test_instance_t *tsi;
1012 srpc_client_rpc_t *rpc;
1014 if (!sfw_batch_active(tsb)) {
1015 CDEBUG(D_NET, "Batch "LPU64" inactive\n", tsb->bat_id.bat_id);
1019 cfs_list_for_each_entry_typed (tsi, &tsb->bat_tests,
1020 sfw_test_instance_t, tsi_list) {
1021 spin_lock(&tsi->tsi_lock);
1023 if (!tsi->tsi_is_client ||
1024 !sfw_test_active(tsi) || tsi->tsi_stopping) {
1025 spin_unlock(&tsi->tsi_lock);
1029 tsi->tsi_stopping = 1;
1032 spin_unlock(&tsi->tsi_lock);
1036 /* abort launched rpcs in the test */
1037 cfs_list_for_each_entry_typed (rpc, &tsi->tsi_active_rpcs,
1038 srpc_client_rpc_t, crpc_list) {
1039 spin_lock(&rpc->crpc_lock);
1041 srpc_abort_rpc(rpc, -EINTR);
1043 spin_unlock(&rpc->crpc_lock);
1046 spin_unlock(&tsi->tsi_lock);
1053 sfw_query_batch (sfw_batch_t *tsb, int testidx, srpc_batch_reply_t *reply)
1055 sfw_test_instance_t *tsi;
1061 reply->bar_active = atomic_read(&tsb->bat_nactive);
1065 cfs_list_for_each_entry_typed (tsi, &tsb->bat_tests,
1066 sfw_test_instance_t, tsi_list) {
1070 reply->bar_active = atomic_read(&tsi->tsi_nactive);
1078 sfw_free_pages (srpc_server_rpc_t *rpc)
1080 srpc_free_bulk(rpc->srpc_bulk);
1081 rpc->srpc_bulk = NULL;
1085 sfw_alloc_pages (srpc_server_rpc_t *rpc, int npages, int sink)
1087 LASSERT (rpc->srpc_bulk == NULL);
1088 LASSERT (npages > 0 && npages <= LNET_MAX_IOV);
1090 rpc->srpc_bulk = srpc_alloc_bulk(npages, sink);
1091 if (rpc->srpc_bulk == NULL) return -ENOMEM;
1097 sfw_add_test (srpc_server_rpc_t *rpc)
1099 sfw_session_t *sn = sfw_data.fw_session;
1100 srpc_test_reply_t *reply = &rpc->srpc_replymsg.msg_body.tes_reply;
1101 srpc_test_reqst_t *request;
1105 request = &rpc->srpc_reqstbuf->buf_msg.msg_body.tes_reqst;
1106 reply->tsr_sid = (sn == NULL) ? LST_INVALID_SID : sn->sn_id;
1108 if (request->tsr_loop == 0 ||
1109 request->tsr_concur == 0 ||
1110 request->tsr_sid.ses_nid == LNET_NID_ANY ||
1111 request->tsr_ndest > SFW_MAX_NDESTS ||
1112 (request->tsr_is_client && request->tsr_ndest == 0) ||
1113 request->tsr_concur > SFW_MAX_CONCUR ||
1114 request->tsr_service > SRPC_SERVICE_MAX_ID ||
1115 request->tsr_service <= SRPC_FRAMEWORK_SERVICE_MAX_ID) {
1116 reply->tsr_status = EINVAL;
1120 if (sn == NULL || !sfw_sid_equal(request->tsr_sid, sn->sn_id) ||
1121 sfw_find_test_case(request->tsr_service) == NULL) {
1122 reply->tsr_status = ENOENT;
1126 bat = sfw_bid2batch(request->tsr_bid);
1128 CERROR ("Dropping RPC (%s) from %s under memory pressure.\n",
1129 rpc->srpc_service->sv_name,
1130 libcfs_id2str(rpc->srpc_peer));
1134 if (sfw_batch_active(bat)) {
1135 reply->tsr_status = EBUSY;
1139 if (request->tsr_is_client && rpc->srpc_bulk == NULL) {
1140 /* rpc will be resumed later in sfw_bulk_ready */
1141 return sfw_alloc_pages(rpc,
1142 sfw_id_pages(request->tsr_ndest), 1);
1145 rc = sfw_add_test_instance(bat, rpc);
1146 CDEBUG (rc == 0 ? D_NET : D_WARNING,
1147 "%s test: sv %d %s, loop %d, concur %d, ndest %d\n",
1148 rc == 0 ? "Added" : "Failed to add", request->tsr_service,
1149 request->tsr_is_client ? "client" : "server",
1150 request->tsr_loop, request->tsr_concur, request->tsr_ndest);
1152 reply->tsr_status = (rc < 0) ? -rc : rc;
1157 sfw_control_batch (srpc_batch_reqst_t *request, srpc_batch_reply_t *reply)
1159 sfw_session_t *sn = sfw_data.fw_session;
1163 reply->bar_sid = (sn == NULL) ? LST_INVALID_SID : sn->sn_id;
1165 if (sn == NULL || !sfw_sid_equal(request->bar_sid, sn->sn_id)) {
1166 reply->bar_status = ESRCH;
1170 bat = sfw_find_batch(request->bar_bid);
1172 reply->bar_status = ENOENT;
1176 switch (request->bar_opc) {
1177 case SRPC_BATCH_OPC_RUN:
1178 rc = sfw_run_batch(bat);
1181 case SRPC_BATCH_OPC_STOP:
1182 rc = sfw_stop_batch(bat, request->bar_arg);
1185 case SRPC_BATCH_OPC_QUERY:
1186 rc = sfw_query_batch(bat, request->bar_testidx, reply);
1190 return -EINVAL; /* drop it */
1193 reply->bar_status = (rc < 0) ? -rc : rc;
1198 sfw_handle_server_rpc (srpc_server_rpc_t *rpc)
1200 srpc_service_t *sv = rpc->srpc_service;
1201 srpc_msg_t *reply = &rpc->srpc_replymsg;
1202 srpc_msg_t *request = &rpc->srpc_reqstbuf->buf_msg;
1205 LASSERT (sfw_data.fw_active_srpc == NULL);
1206 LASSERT (sv->sv_id <= SRPC_FRAMEWORK_SERVICE_MAX_ID);
1208 spin_lock(&sfw_data.fw_lock);
1210 if (sfw_data.fw_shuttingdown) {
1211 spin_unlock(&sfw_data.fw_lock);
1215 /* Remove timer to avoid racing with it or expiring active session */
1216 if (sfw_del_session_timer() != 0) {
1217 CERROR ("Dropping RPC (%s) from %s: racing with expiry timer.",
1218 sv->sv_name, libcfs_id2str(rpc->srpc_peer));
1219 spin_unlock(&sfw_data.fw_lock);
1223 sfw_data.fw_active_srpc = rpc;
1224 spin_unlock(&sfw_data.fw_lock);
1226 sfw_unpack_message(request);
1227 LASSERT (request->msg_type == srpc_service2request(sv->sv_id));
1232 case SRPC_SERVICE_TEST:
1233 rc = sfw_add_test(rpc);
1236 case SRPC_SERVICE_BATCH:
1237 rc = sfw_control_batch(&request->msg_body.bat_reqst,
1238 &reply->msg_body.bat_reply);
1241 case SRPC_SERVICE_QUERY_STAT:
1242 rc = sfw_get_stats(&request->msg_body.stat_reqst,
1243 &reply->msg_body.stat_reply);
1246 case SRPC_SERVICE_DEBUG:
1247 rc = sfw_debug_session(&request->msg_body.dbg_reqst,
1248 &reply->msg_body.dbg_reply);
1251 case SRPC_SERVICE_MAKE_SESSION:
1252 rc = sfw_make_session(&request->msg_body.mksn_reqst,
1253 &reply->msg_body.mksn_reply);
1256 case SRPC_SERVICE_REMOVE_SESSION:
1257 rc = sfw_remove_session(&request->msg_body.rmsn_reqst,
1258 &reply->msg_body.rmsn_reply);
1262 rpc->srpc_done = sfw_server_rpc_done;
1263 spin_lock(&sfw_data.fw_lock);
1266 if (!sfw_data.fw_shuttingdown)
1267 sfw_add_session_timer();
1269 LASSERT (!sfw_data.fw_shuttingdown);
1270 sfw_add_session_timer();
1273 sfw_data.fw_active_srpc = NULL;
1274 spin_unlock(&sfw_data.fw_lock);
1279 sfw_bulk_ready (srpc_server_rpc_t *rpc, int status)
1281 srpc_service_t *sv = rpc->srpc_service;
1284 LASSERT (rpc->srpc_bulk != NULL);
1285 LASSERT (sv->sv_id == SRPC_SERVICE_TEST);
1286 LASSERT (sfw_data.fw_active_srpc == NULL);
1287 LASSERT (rpc->srpc_reqstbuf->buf_msg.msg_body.tes_reqst.tsr_is_client);
1289 spin_lock(&sfw_data.fw_lock);
1292 CERROR ("Bulk transfer failed for RPC: "
1293 "service %s, peer %s, status %d\n",
1294 sv->sv_name, libcfs_id2str(rpc->srpc_peer), status);
1295 spin_unlock(&sfw_data.fw_lock);
1299 if (sfw_data.fw_shuttingdown) {
1300 spin_unlock(&sfw_data.fw_lock);
1304 if (sfw_del_session_timer() != 0) {
1305 CERROR ("Dropping RPC (%s) from %s: racing with expiry timer",
1306 sv->sv_name, libcfs_id2str(rpc->srpc_peer));
1307 spin_unlock(&sfw_data.fw_lock);
1311 sfw_data.fw_active_srpc = rpc;
1312 spin_unlock(&sfw_data.fw_lock);
1314 rc = sfw_add_test(rpc);
1316 spin_lock(&sfw_data.fw_lock);
1319 if (!sfw_data.fw_shuttingdown)
1320 sfw_add_session_timer();
1322 LASSERT (!sfw_data.fw_shuttingdown);
1323 sfw_add_session_timer();
1326 sfw_data.fw_active_srpc = NULL;
1327 spin_unlock(&sfw_data.fw_lock);
1332 sfw_create_rpc (lnet_process_id_t peer, int service,
1333 int nbulkiov, int bulklen,
1334 void (*done) (srpc_client_rpc_t *), void *priv)
1336 srpc_client_rpc_t *rpc;
1338 spin_lock(&sfw_data.fw_lock);
1340 LASSERT (!sfw_data.fw_shuttingdown);
1341 LASSERT (service <= SRPC_FRAMEWORK_SERVICE_MAX_ID);
1343 if (nbulkiov == 0 && !list_empty(&sfw_data.fw_zombie_rpcs)) {
1344 rpc = list_entry(sfw_data.fw_zombie_rpcs.next,
1345 srpc_client_rpc_t, crpc_list);
1346 list_del(&rpc->crpc_list);
1347 spin_unlock(&sfw_data.fw_lock);
1349 srpc_init_client_rpc(rpc, peer, service, 0, 0,
1350 done, sfw_client_rpc_fini, priv);
1354 spin_unlock(&sfw_data.fw_lock);
1356 rpc = srpc_create_client_rpc(peer, service, nbulkiov, bulklen, done,
1357 nbulkiov != 0 ? NULL : sfw_client_rpc_fini,
1363 sfw_unpack_message (srpc_msg_t *msg)
1365 if (msg->msg_magic == SRPC_MSG_MAGIC)
1366 return; /* no flipping needed */
1368 LASSERT (msg->msg_magic == __swab32(SRPC_MSG_MAGIC));
1370 __swab32s(&msg->msg_type);
1372 if (msg->msg_type == SRPC_MSG_STAT_REQST) {
1373 srpc_stat_reqst_t *req = &msg->msg_body.stat_reqst;
1375 __swab32s(&req->str_type);
1376 __swab64s(&req->str_rpyid);
1377 sfw_unpack_sid(req->str_sid);
1381 if (msg->msg_type == SRPC_MSG_STAT_REPLY) {
1382 srpc_stat_reply_t *rep = &msg->msg_body.stat_reply;
1384 __swab32s(&rep->str_status);
1385 sfw_unpack_sid(rep->str_sid);
1386 sfw_unpack_fw_counters(rep->str_fw);
1387 sfw_unpack_rpc_counters(rep->str_rpc);
1388 sfw_unpack_lnet_counters(rep->str_lnet);
1392 if (msg->msg_type == SRPC_MSG_MKSN_REQST) {
1393 srpc_mksn_reqst_t *req = &msg->msg_body.mksn_reqst;
1395 __swab64s(&req->mksn_rpyid);
1396 __swab32s(&req->mksn_force);
1397 sfw_unpack_sid(req->mksn_sid);
1401 if (msg->msg_type == SRPC_MSG_MKSN_REPLY) {
1402 srpc_mksn_reply_t *rep = &msg->msg_body.mksn_reply;
1404 __swab32s(&rep->mksn_status);
1405 __swab32s(&rep->mksn_timeout);
1406 sfw_unpack_sid(rep->mksn_sid);
1410 if (msg->msg_type == SRPC_MSG_RMSN_REQST) {
1411 srpc_rmsn_reqst_t *req = &msg->msg_body.rmsn_reqst;
1413 __swab64s(&req->rmsn_rpyid);
1414 sfw_unpack_sid(req->rmsn_sid);
1418 if (msg->msg_type == SRPC_MSG_RMSN_REPLY) {
1419 srpc_rmsn_reply_t *rep = &msg->msg_body.rmsn_reply;
1421 __swab32s(&rep->rmsn_status);
1422 sfw_unpack_sid(rep->rmsn_sid);
1426 if (msg->msg_type == SRPC_MSG_DEBUG_REQST) {
1427 srpc_debug_reqst_t *req = &msg->msg_body.dbg_reqst;
1429 __swab64s(&req->dbg_rpyid);
1430 __swab32s(&req->dbg_flags);
1431 sfw_unpack_sid(req->dbg_sid);
1435 if (msg->msg_type == SRPC_MSG_DEBUG_REPLY) {
1436 srpc_debug_reply_t *rep = &msg->msg_body.dbg_reply;
1438 __swab32s(&rep->dbg_nbatch);
1439 __swab32s(&rep->dbg_timeout);
1440 sfw_unpack_sid(rep->dbg_sid);
1444 if (msg->msg_type == SRPC_MSG_BATCH_REQST) {
1445 srpc_batch_reqst_t *req = &msg->msg_body.bat_reqst;
1447 __swab32s(&req->bar_opc);
1448 __swab64s(&req->bar_rpyid);
1449 __swab32s(&req->bar_testidx);
1450 __swab32s(&req->bar_arg);
1451 sfw_unpack_sid(req->bar_sid);
1452 __swab64s(&req->bar_bid.bat_id);
1456 if (msg->msg_type == SRPC_MSG_BATCH_REPLY) {
1457 srpc_batch_reply_t *rep = &msg->msg_body.bat_reply;
1459 __swab32s(&rep->bar_status);
1460 sfw_unpack_sid(rep->bar_sid);
1464 if (msg->msg_type == SRPC_MSG_TEST_REQST) {
1465 srpc_test_reqst_t *req = &msg->msg_body.tes_reqst;
1467 __swab64s(&req->tsr_rpyid);
1468 __swab64s(&req->tsr_bulkid);
1469 __swab32s(&req->tsr_loop);
1470 __swab32s(&req->tsr_ndest);
1471 __swab32s(&req->tsr_concur);
1472 __swab32s(&req->tsr_service);
1473 sfw_unpack_sid(req->tsr_sid);
1474 __swab64s(&req->tsr_bid.bat_id);
1478 if (msg->msg_type == SRPC_MSG_TEST_REPLY) {
1479 srpc_test_reply_t *rep = &msg->msg_body.tes_reply;
1481 __swab32s(&rep->tsr_status);
1482 sfw_unpack_sid(rep->tsr_sid);
1486 if (msg->msg_type == SRPC_MSG_JOIN_REQST) {
1487 srpc_join_reqst_t *req = &msg->msg_body.join_reqst;
1489 __swab64s(&req->join_rpyid);
1490 sfw_unpack_sid(req->join_sid);
1494 if (msg->msg_type == SRPC_MSG_JOIN_REPLY) {
1495 srpc_join_reply_t *rep = &msg->msg_body.join_reply;
1497 __swab32s(&rep->join_status);
1498 __swab32s(&rep->join_timeout);
1499 sfw_unpack_sid(rep->join_sid);
1508 sfw_abort_rpc (srpc_client_rpc_t *rpc)
1510 LASSERT (atomic_read(&rpc->crpc_refcount) > 0);
1511 LASSERT (rpc->crpc_service <= SRPC_FRAMEWORK_SERVICE_MAX_ID);
1513 spin_lock(&rpc->crpc_lock);
1514 srpc_abort_rpc(rpc, -EINTR);
1515 spin_unlock(&rpc->crpc_lock);
1520 sfw_post_rpc (srpc_client_rpc_t *rpc)
1522 spin_lock(&rpc->crpc_lock);
1524 LASSERT (!rpc->crpc_closed);
1525 LASSERT (!rpc->crpc_aborted);
1526 LASSERT (list_empty(&rpc->crpc_list));
1527 LASSERT (!sfw_data.fw_shuttingdown);
1529 rpc->crpc_timeout = SFW_CLIENT_RPC_TIMEOUT;
1532 spin_unlock(&rpc->crpc_lock);
1536 static srpc_service_t sfw_services[] =
1539 /* sv_id */ SRPC_SERVICE_DEBUG,
1540 /* sv_name */ "debug",
1544 /* sv_id */ SRPC_SERVICE_QUERY_STAT,
1545 /* sv_name */ "query stats",
1549 /* sv_id */ SRPC_SERVICE_MAKE_SESSION,
1550 /* sv_name */ "make session",
1554 /* sv_id */ SRPC_SERVICE_REMOVE_SESSION,
1555 /* sv_name */ "remove session",
1559 /* sv_id */ SRPC_SERVICE_BATCH,
1560 /* sv_name */ "batch service",
1564 /* sv_id */ SRPC_SERVICE_TEST,
1565 /* sv_name */ "test service",
1575 extern sfw_test_client_ops_t ping_test_client;
1576 extern srpc_service_t ping_test_service;
1577 extern void ping_init_test_client(void);
1578 extern void ping_init_test_service(void);
1580 extern sfw_test_client_ops_t brw_test_client;
1581 extern srpc_service_t brw_test_service;
1582 extern void brw_init_test_client(void);
1583 extern void brw_init_test_service(void);
1593 sfw_test_case_t *tsc;
1598 s = getenv("SESSION_TIMEOUT");
1599 session_timeout = s != NULL ? atoi(s) : session_timeout;
1601 s = getenv("BRW_INJECT_ERRORS");
1602 brw_inject_errors = s != NULL ? atoi(s) : brw_inject_errors;
1605 if (session_timeout < 0) {
1606 CERROR ("Session timeout must be non-negative: %d\n",
1611 if (session_timeout == 0)
1612 CWARN ("Zero session_timeout specified "
1613 "- test sessions never expire.\n");
1615 memset(&sfw_data, 0, sizeof(struct smoketest_framework));
1617 sfw_data.fw_session = NULL;
1618 sfw_data.fw_active_srpc = NULL;
1619 spin_lock_init(&sfw_data.fw_lock);
1620 atomic_set(&sfw_data.fw_nzombies, 0);
1621 CFS_INIT_LIST_HEAD(&sfw_data.fw_tests);
1622 CFS_INIT_LIST_HEAD(&sfw_data.fw_zombie_rpcs);
1623 CFS_INIT_LIST_HEAD(&sfw_data.fw_zombie_sessions);
1625 brw_init_test_client();
1626 brw_init_test_service();
1627 rc = sfw_register_test(&brw_test_service, &brw_test_client);
1630 ping_init_test_client();
1631 ping_init_test_service();
1632 rc = sfw_register_test(&ping_test_service, &ping_test_client);
1636 cfs_list_for_each_entry_typed (tsc, &sfw_data.fw_tests,
1637 sfw_test_case_t, tsc_list) {
1638 sv = tsc->tsc_srv_service;
1639 sv->sv_concur = SFW_TEST_CONCURRENCY;
1641 rc = srpc_add_service(sv);
1642 LASSERT (rc != -EBUSY);
1644 CWARN ("Failed to add %s service: %d\n",
1650 for (i = 0; ; i++) {
1651 sv = &sfw_services[i];
1652 if (sv->sv_name == NULL) break;
1654 sv->sv_bulk_ready = NULL;
1655 sv->sv_handler = sfw_handle_server_rpc;
1656 sv->sv_concur = SFW_SERVICE_CONCURRENCY;
1657 if (sv->sv_id == SRPC_SERVICE_TEST)
1658 sv->sv_bulk_ready = sfw_bulk_ready;
1660 rc = srpc_add_service(sv);
1661 LASSERT (rc != -EBUSY);
1663 CWARN ("Failed to add %s service: %d\n",
1668 /* about to sfw_shutdown, no need to add buffer */
1669 if (error) continue;
1671 rc = srpc_service_add_buffers(sv, SFW_POST_BUFFERS);
1672 if (rc != SFW_POST_BUFFERS) {
1673 CWARN ("Failed to reserve enough buffers: "
1674 "service %s, %d needed, %d reserved\n",
1675 sv->sv_name, SFW_POST_BUFFERS, rc);
1689 sfw_test_case_t *tsc;
1692 spin_lock(&sfw_data.fw_lock);
1694 sfw_data.fw_shuttingdown = 1;
1696 lst_wait_until(sfw_data.fw_active_srpc == NULL, sfw_data.fw_lock,
1697 "waiting for active RPC to finish.\n");
1699 LASSERT (sfw_data.fw_active_srpc == NULL);
1702 if (sfw_del_session_timer() != 0)
1703 lst_wait_until(sfw_data.fw_session == NULL, sfw_data.fw_lock,
1704 "waiting for session timer to explode.\n");
1706 sfw_deactivate_session();
1707 lst_wait_until(atomic_read(&sfw_data.fw_nzombies) == 0,
1709 "waiting for %d zombie sessions to die.\n",
1710 atomic_read(&sfw_data.fw_nzombies));
1712 spin_unlock(&sfw_data.fw_lock);
1714 for (i = 0; ; i++) {
1715 sv = &sfw_services[i];
1716 if (sv->sv_name == NULL)
1719 srpc_shutdown_service(sv);
1720 srpc_remove_service(sv);
1723 cfs_list_for_each_entry_typed (tsc, &sfw_data.fw_tests,
1724 sfw_test_case_t, tsc_list) {
1725 sv = tsc->tsc_srv_service;
1726 srpc_shutdown_service(sv);
1727 srpc_remove_service(sv);
1730 while (!list_empty(&sfw_data.fw_zombie_rpcs)) {
1731 srpc_client_rpc_t *rpc;
1733 rpc = list_entry(sfw_data.fw_zombie_rpcs.next,
1734 srpc_client_rpc_t, crpc_list);
1735 list_del(&rpc->crpc_list);
1737 LIBCFS_FREE(rpc, srpc_client_rpc_size(rpc));
1740 for (i = 0; ; i++) {
1741 sv = &sfw_services[i];
1742 if (sv->sv_name == NULL)
1745 srpc_wait_service_shutdown(sv);
1748 while (!list_empty(&sfw_data.fw_tests)) {
1749 tsc = list_entry(sfw_data.fw_tests.next,
1750 sfw_test_case_t, tsc_list);
1752 srpc_wait_service_shutdown(tsc->tsc_srv_service);
1754 list_del(&tsc->tsc_list);
1755 LIBCFS_FREE(tsc, sizeof(*tsc));