root/src/noit_check_tools.h

Revision 899f2d2b74c6a8e1d8fc9a0ede60f226f83d551d, 2.9 kB (checked in by Theo Schlossnagle <jesus@omniti.com>, 2 years ago)

Performance enhancement populating check metrics from json in lua.
(as in, don't do it in lua, do it all in C). 1.6x speedup.

  • Property mode set to 100644
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1 /*
2  * Copyright (c) 2007, OmniTI Computer Consulting, Inc.
3  * All rights reserved.
4  *
5  * Redistribution and use in source and binary forms, with or without
6  * modification, are permitted provided that the following conditions are
7  * met:
8  *
9  *     * Redistributions of source code must retain the above copyright
10  *       notice, this list of conditions and the following disclaimer.
11  *     * Redistributions in binary form must reproduce the above
12  *       copyright notice, this list of conditions and the following
13  *       disclaimer in the documentation and/or other materials provided
14  *       with the distribution.
15  *     * Neither the name OmniTI Computer Consulting, Inc. nor the names
16  *       of its contributors may be used to endorse or promote products
17  *       derived from this software without specific prior written
18  *       permission.
19  *
20  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
21  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
22  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
23  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
24  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
25  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
26  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
27  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
28  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
29  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
30  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
31  */
32
33 #ifndef _NOIT_CHECK_TOOLS_H
34 #define _NOIT_CHECK_TOOLS_H
35
36 #include "noit_defines.h"
37 #include "eventer/eventer.h"
38 #include "noit_module.h"
39 #include "noit_check.h"
40 #include "utils/noit_hash.h"
41 #include "noit_check_tools_shared.h"
42
43 typedef int (*dispatch_func_t)(noit_module_t *, noit_check_t *,
44                                noit_check_t *);
45
46 API_EXPORT(void)
47   noit_check_tools_init();
48
49 API_EXPORT(int)
50   noit_check_schedule_next(noit_module_t *self,
51                            struct timeval *last_check, noit_check_t *check,
52                            struct timeval *now, dispatch_func_t recur,
53                            noit_check_t *cause);
54
55 API_EXPORT(void)
56   noit_check_run_full_asynch_opts(noit_check_t *check, eventer_func_t callback,
57                                   int mask);
58 API_EXPORT(void)
59   noit_check_run_full_asynch(noit_check_t *check, eventer_func_t callback);
60
61 API_EXPORT(int)
62   noit_check_stats_from_json_str(stats_t *s, const char *json_str, int len);
63
64 #define INITIATE_CHECK(func, self, check, cause) do { \
65   if(once) { \
66     func(self, check, cause); \
67   } \
68   else if(!check->fire_event) { \
69     struct timeval epoch = { 0L, 0L }; \
70     noit_check_fake_last_check(check, &epoch, NULL); \
71     noit_check_schedule_next(self, &epoch, check, NULL, func, cause); \
72   } \
73 } while(0)
74
75 #endif
76
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