88 lines
2.4 KiB
C
88 lines
2.4 KiB
C
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// Copyright 2015-2018 The NATS Authors
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "examples.h"
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static const char *usage = "" \
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"-txt text to send (default is 'hello')\n" \
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"-count number of requests to send\n";
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int main(int argc, char **argv)
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{
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natsConnection *conn = NULL;
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natsStatistics *stats = NULL;
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natsOptions *opts = NULL;
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natsMsg *reply = NULL;
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int64_t last = 0;
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natsStatus s;
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opts = parseArgs(argc, argv, usage);
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printf("Sending %" PRId64 " requests to subject '%s'\n", total, subj);
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s = natsConnection_Connect(&conn, opts);
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if (s == NATS_OK)
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s = natsStatistics_Create(&stats);
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if (s == NATS_OK)
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start = nats_Now();
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for (count = 0; (s == NATS_OK) && (count < total); count++)
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{
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s = natsConnection_RequestString(&reply, conn, subj, payload, 1000);
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if (s != NATS_OK)
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break;
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if (print)
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{
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printf("Received reply: %s - %.*s\n",
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natsMsg_GetSubject(reply),
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natsMsg_GetDataLength(reply),
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natsMsg_GetData(reply));
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}
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if (nats_Now() - last >= 1000)
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{
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s = printStats(STATS_OUT,conn, NULL, stats);
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last = nats_Now();
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}
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natsMsg_Destroy(reply);
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}
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if (s == NATS_OK)
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s = natsConnection_FlushTimeout(conn, 1000);
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if (s == NATS_OK)
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{
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printStats(STATS_OUT, conn, NULL, stats);
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printPerf("Sent");
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}
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else
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{
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printf("Error: %u - %s\n", s, natsStatus_GetText(s));
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nats_PrintLastErrorStack(stderr);
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}
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// Destroy all our objects to avoid report of memory leak
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natsStatistics_Destroy(stats);
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natsConnection_Destroy(conn);
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natsOptions_Destroy(opts);
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// To silence reports of memory still in used with valgrind
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nats_Close();
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return 0;
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}
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