| 1 | /*
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| 2 | * Copyright (c) 2009 Jiri Svoboda
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | #include <stdio.h>
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| 30 | #include <stdlib.h>
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| 31 | #include <sys/time.h>
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| 32 | #include <ns.h>
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| 33 | #include <async.h>
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| 34 | #include <errno.h>
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| 35 | #include "../tester.h"
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| 36 |
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| 37 | #define DURATION_SECS 10
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| 38 | #define COUNT_GRANULARITY 100
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| 39 |
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| 40 | const char *test_ping_pong(void)
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| 41 | {
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| 42 | TPRINTF("Pinging ns server for %d seconds...", DURATION_SECS);
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| 43 |
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| 44 | struct timeval start;
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| 45 | gettimeofday(&start, NULL);
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| 46 |
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| 47 | uint64_t count = 0;
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| 48 | while (true) {
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| 49 | struct timeval now;
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| 50 | gettimeofday(&now, NULL);
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| 51 |
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| 52 | if (tv_sub(&now, &start) >= DURATION_SECS * 1000000L)
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| 53 | break;
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| 54 |
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| 55 | size_t i;
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| 56 | for (i = 0; i < COUNT_GRANULARITY; i++) {
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| 57 | int retval = ns_ping();
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| 58 |
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| 59 | if (retval != EOK) {
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| 60 | TPRINTF("\n");
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| 61 | return "Failed to send ping message";
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| 62 | }
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| 63 | }
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| 64 |
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| 65 | count += COUNT_GRANULARITY;
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| 66 | }
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| 67 |
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| 68 | TPRINTF("OK\nCompleted %" PRIu64 " round trips in %u seconds, %" PRIu64 " rt/s.\n",
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| 69 | count, DURATION_SECS, count / DURATION_SECS);
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| 70 |
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| 71 | return NULL;
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| 72 | }
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