xref: /freebsd/include/rpcsvc/spray.x (revision 2e3507c25e42292b45a5482e116d278f5515d04d)
1 /*-
2  * Copyright (c) 2010, Oracle America, Inc.
3  *
4  * Redistribution and use in source and binary forms, with or without
5  * modification, are permitted provided that the following conditions are
6  * met:
7  *
8  *     * Redistributions of source code must retain the above copyright
9  *       notice, this list of conditions and the following disclaimer.
10  *     * Redistributions in binary form must reproduce the above
11  *       copyright notice, this list of conditions and the following
12  *       disclaimer in the documentation and/or other materials
13  *       provided with the distribution.
14  *     * Neither the name of the "Oracle America, Inc." nor the names of its
15  *       contributors may be used to endorse or promote products derived
16  *       from this software without specific prior written permission.
17  *
18  *   THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19  *   "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
20  *   LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
21  *   FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
22  *   COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
23  *   INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
24  *   DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
25  *   GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  *   INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
27  *   WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
28  *   NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
29  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 /*
33  * Spray a server with packets
34  * Useful for testing flakiness of network interfaces
35  */
36 
37 const SPRAYMAX = 8845;	/* max amount can spray */
38 
39 /*
40  * GMT since 0:00, 1 January 1970
41  */
42 struct spraytimeval {
43 	unsigned int sec;
44 	unsigned int usec;
45 };
46 
47 /*
48  * spray statistics
49  */
50 struct spraycumul {
51 	unsigned int counter;
52 	spraytimeval clock;
53 };
54 
55 /*
56  * spray data
57  */
58 typedef opaque sprayarr<SPRAYMAX>;
59 
60 program SPRAYPROG {
61 	version SPRAYVERS {
62 		/*
63 		 * Just throw away the data and increment the counter
64 		 * This call never returns, so the client should always
65 		 * time it out.
66 		 */
67 		void
68 		SPRAYPROC_SPRAY(sprayarr) = 1;
69 
70 		/*
71 		 * Get the value of the counter and elapsed time  since
72 		 * last CLEAR.
73 		 */
74 		spraycumul
75 		SPRAYPROC_GET(void) = 2;
76 
77 		/*
78 		 * Clear the counter and reset the elapsed time
79 		 */
80 		void
81 		SPRAYPROC_CLEAR(void) = 3;
82 	} = 1;
83 } = 100012;
84