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34 * lnet/selftest/conctl.c
36 * Test client & Server
38 * Author: Liang Zhen <liangzhen@clusterfs.com>
43 #define LST_PING_TEST_MAGIC 0xbabeface
45 int ping_srv_workitems = SFW_TEST_WI_MAX;
46 CFS_MODULE_PARM(ping_srv_workitems, "i", int, 0644, "# PING server workitems");
49 spinlock_t pnd_lock; /* serialize */
50 int pnd_counter; /* sequence counter */
53 static lst_ping_data_t lst_ping_data;
56 ping_client_init(sfw_test_instance_t *tsi)
58 sfw_session_t *sn = tsi->tsi_batch->bat_session;
60 LASSERT(tsi->tsi_is_client);
61 LASSERT(sn != NULL && (sn->sn_features & ~LST_FEATS_MASK) == 0);
63 spin_lock_init(&lst_ping_data.pnd_lock);
64 lst_ping_data.pnd_counter = 0;
70 ping_client_fini (sfw_test_instance_t *tsi)
72 sfw_session_t *sn = tsi->tsi_batch->bat_session;
76 LASSERT (tsi->tsi_is_client);
78 errors = cfs_atomic_read(&sn->sn_ping_errors);
80 CWARN ("%d pings have failed.\n", errors);
82 CDEBUG (D_NET, "Ping test finished OK.\n");
86 ping_client_prep_rpc(sfw_test_unit_t *tsu,
87 lnet_process_id_t dest, srpc_client_rpc_t **rpc)
89 srpc_ping_reqst_t *req;
90 sfw_test_instance_t *tsi = tsu->tsu_instance;
91 sfw_session_t *sn = tsi->tsi_batch->bat_session;
96 LASSERT((sn->sn_features & ~LST_FEATS_MASK) == 0);
98 rc = sfw_create_test_rpc(tsu, dest, sn->sn_features, 0, 0, rpc);
102 req = &(*rpc)->crpc_reqstmsg.msg_body.ping_reqst;
104 req->pnr_magic = LST_PING_TEST_MAGIC;
106 spin_lock(&lst_ping_data.pnd_lock);
107 req->pnr_seq = lst_ping_data.pnd_counter++;
108 spin_unlock(&lst_ping_data.pnd_lock);
111 req->pnr_time_sec = tv.tv_sec;
112 req->pnr_time_usec = tv.tv_usec;
118 ping_client_done_rpc (sfw_test_unit_t *tsu, srpc_client_rpc_t *rpc)
120 sfw_test_instance_t *tsi = tsu->tsu_instance;
121 sfw_session_t *sn = tsi->tsi_batch->bat_session;
122 srpc_ping_reqst_t *reqst = &rpc->crpc_reqstmsg.msg_body.ping_reqst;
123 srpc_ping_reply_t *reply = &rpc->crpc_replymsg.msg_body.ping_reply;
126 LASSERT (sn != NULL);
128 if (rpc->crpc_status != 0) {
129 if (!tsi->tsi_stopping) /* rpc could have been aborted */
130 cfs_atomic_inc(&sn->sn_ping_errors);
131 CERROR ("Unable to ping %s (%d): %d\n",
132 libcfs_id2str(rpc->crpc_dest),
133 reqst->pnr_seq, rpc->crpc_status);
137 if (rpc->crpc_replymsg.msg_magic != SRPC_MSG_MAGIC) {
138 __swab32s(&reply->pnr_seq);
139 __swab32s(&reply->pnr_magic);
140 __swab32s(&reply->pnr_status);
143 if (reply->pnr_magic != LST_PING_TEST_MAGIC) {
144 rpc->crpc_status = -EBADMSG;
145 cfs_atomic_inc(&sn->sn_ping_errors);
146 CERROR ("Bad magic %u from %s, %u expected.\n",
147 reply->pnr_magic, libcfs_id2str(rpc->crpc_dest),
148 LST_PING_TEST_MAGIC);
152 if (reply->pnr_seq != reqst->pnr_seq) {
153 rpc->crpc_status = -EBADMSG;
154 cfs_atomic_inc(&sn->sn_ping_errors);
155 CERROR ("Bad seq %u from %s, %u expected.\n",
156 reply->pnr_seq, libcfs_id2str(rpc->crpc_dest),
162 CDEBUG (D_NET, "%d reply in %u usec\n", reply->pnr_seq,
163 (unsigned)((tv.tv_sec - (unsigned)reqst->pnr_time_sec) * 1000000
164 + (tv.tv_usec - reqst->pnr_time_usec)));
169 ping_server_handle(struct srpc_server_rpc *rpc)
171 struct srpc_service *sv = rpc->srpc_scd->scd_svc;
172 srpc_msg_t *reqstmsg = &rpc->srpc_reqstbuf->buf_msg;
173 srpc_msg_t *replymsg = &rpc->srpc_replymsg;
174 srpc_ping_reqst_t *req = &reqstmsg->msg_body.ping_reqst;
175 srpc_ping_reply_t *rep = &rpc->srpc_replymsg.msg_body.ping_reply;
177 LASSERT (sv->sv_id == SRPC_SERVICE_PING);
179 if (reqstmsg->msg_magic != SRPC_MSG_MAGIC) {
180 LASSERT (reqstmsg->msg_magic == __swab32(SRPC_MSG_MAGIC));
182 __swab32s(&req->pnr_seq);
183 __swab32s(&req->pnr_magic);
184 __swab64s(&req->pnr_time_sec);
185 __swab64s(&req->pnr_time_usec);
187 LASSERT (reqstmsg->msg_type == srpc_service2request(sv->sv_id));
189 if (req->pnr_magic != LST_PING_TEST_MAGIC) {
190 CERROR ("Unexpect magic %08x from %s\n",
191 req->pnr_magic, libcfs_id2str(rpc->srpc_peer));
195 rep->pnr_seq = req->pnr_seq;
196 rep->pnr_magic = LST_PING_TEST_MAGIC;
198 if ((reqstmsg->msg_ses_feats & ~LST_FEATS_MASK) != 0) {
199 replymsg->msg_ses_feats = LST_FEATS_MASK;
200 rep->pnr_status = EPROTO;
204 replymsg->msg_ses_feats = reqstmsg->msg_ses_feats;
206 CDEBUG(D_NET, "Get ping %d from %s\n",
207 req->pnr_seq, libcfs_id2str(rpc->srpc_peer));
211 sfw_test_client_ops_t ping_test_client;
212 void ping_init_test_client(void)
214 ping_test_client.tso_init = ping_client_init;
215 ping_test_client.tso_fini = ping_client_fini;
216 ping_test_client.tso_prep_rpc = ping_client_prep_rpc;
217 ping_test_client.tso_done_rpc = ping_client_done_rpc;
220 srpc_service_t ping_test_service;
221 void ping_init_test_service(void)
223 ping_test_service.sv_id = SRPC_SERVICE_PING;
224 ping_test_service.sv_name = "ping_test";
225 ping_test_service.sv_handler = ping_server_handle;
226 ping_test_service.sv_wi_total = ping_srv_workitems;