atmitest/test062_memlimits/atmisv62.c

0001 /**
0002  * @brief Test memory limit restarts - server
0003  *
0004  * @file atmisv62.c
0005  */
0006 /* -----------------------------------------------------------------------------
0007  * Enduro/X Middleware Platform for Distributed Transaction Processing
0008  * Copyright (C) 2009-2016, ATR Baltic, Ltd. All Rights Reserved.
0009  * Copyright (C) 2017-2023, Mavimax, Ltd. All Rights Reserved.
0010  * This software is released under one of the following licenses:
0011  * AGPL (with Java and Go exceptions) or Mavimax's license for commercial use.
0012  * See LICENSE file for full text.
0013  * -----------------------------------------------------------------------------
0014  * AGPL license:
0015  *
0016  * This program is free software; you can redistribute it and/or modify it under
0017  * the terms of the GNU Affero General Public License, version 3 as published
0018  * by the Free Software Foundation;
0019  *
0020  * This program is distributed in the hope that it will be useful, but WITHOUT ANY
0021  * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A
0022  * PARTICULAR PURPOSE. See the GNU Affero General Public License, version 3
0023  * for more details.
0024  *
0025  * You should have received a copy of the GNU Affero General Public License along
0026  * with this program; if not, write to the Free Software Foundation, Inc.,
0027  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
0028  *
0029  * -----------------------------------------------------------------------------
0030  * A commercial use license is available from Mavimax, Ltd
0031  * contact@mavimax.com
0032  * -----------------------------------------------------------------------------
0033  */
0034 #include <stdio.h>
0035 #include <stdlib.h>
0036 #include <ndebug.h>
0037 #include <atmi.h>
0038 #include <ndrstandard.h>
0039 #include <ubf.h>
0040 #include <test.fd.h>
0041 #include <string.h>
0042 #include <unistd.h>
0043 #include <errno.h>
0044 #include "test62.h"
0045
0046 /*---------------------------Externs------------------------------------*/
0047 /*---------------------------Macros-------------------------------------*/
0048 /*---------------------------Enums--------------------------------------*/
0049 /*---------------------------Typedefs-----------------------------------*/
0050 /*---------------------------Globals------------------------------------*/
0051 /*---------------------------Statics------------------------------------*/
0052 /*---------------------------Prototypes---------------------------------*/
0053
0054 /**
0055  * Take some 50MB of RSS. This actually makes a use of memory..
0056  */
0057 void RSSALLOC (TPSVCINFO *p_svc)
0058 {
0059     int ret=EXSUCCEED;
0060     static char *buf = NULL;
0061     int i, chk=0;
0062
0063     if (NULL==buf)
0064     {
0065         buf = NDRX_MALLOC(RSS_BLOCK);
0066
0067         if (NULL==buf)
0068         {
0069             NDRX_LOG(log_error, "TESTERROR ! Failed to alloc %d bytes: %s",
0070                     RSS_BLOCK, strerror(errno));
0071             EXFAIL_OUT(ret);
0072         }
0073     }
0074
0075     /* store some values there and trick out the kernel not to
0076      * figure out our strategy */
0077     for (i=0; i<RSS_BLOCK; i++)
0078     {
0079         buf[i] = i/3;
0080     }
0081
0082     for (i=0; i<RSS_BLOCK; i++)
0083     {
0084         chk+=(char)buf[i];
0085     }
0086
0087     /* avoid optimizations ... */
0088     printf("chk %d\n", chk);
0089
0090 out:
0091     tpreturn(  ret==EXSUCCEED?TPSUCCESS:TPFAIL,
0092                 0L,
0093                 (char *)p_svc->data,
0094                 0L,
0095                 0L);
0096 }
0097
0098 /**
0099  * Take some 1GB of Virtual memory, just malloc, no other actions...
0100  */
0101 void VSZALLOC (TPSVCINFO *p_svc)
0102 {
0103     int ret=EXSUCCEED;
0104     static char *buf = NULL;
0105
0106     if (NULL==buf)
0107     {
0108         buf = NDRX_MALLOC(VSZ_BLOCK);
0109
0110         if (NULL==buf)
0111         {
0112             NDRX_LOG(log_error, "TESTERROR ! Failed to alloc %d bytes: %s",
0113                     VSZ_BLOCK, strerror(errno));
0114             EXFAIL_OUT(ret);
0115         }
0116     }
0117
0118 out:
0119     tpreturn(  ret==EXSUCCEED?TPSUCCESS:TPFAIL,
0120                 0L,
0121                 (char *)p_svc->data,
0122                 0L,
0123                 0L);
0124 }
0125
0126 /**
0127  * Do initialisation
0128  */
0129 int NDRX_INTEGRA(tpsvrinit)(int argc, char **argv)
0130 {
0131     int ret = EXSUCCEED;
0132     NDRX_LOG(log_debug, "tpsvrinit called");
0133
0134     if (EXSUCCEED!=tpadvertise("RSSALLOC", RSSALLOC))
0135     {
0136         NDRX_LOG(log_error, "Failed to initialise RSSALLOC!");
0137         ret = EXFAIL;
0138     }
0139     else if (EXSUCCEED!=tpadvertise("VSZALLOC", VSZALLOC))
0140     {
0141         NDRX_LOG(log_error, "Failed to initialise VSZALLOC!");
0142         ret = EXFAIL;
0143     }
0144
0145     return EXSUCCEED;
0146 }
0147
0148 /**
0149  * Do de-initialisation
0150  */
0151 void NDRX_INTEGRA(tpsvrdone)(void)
0152 {
0153     NDRX_LOG(log_debug, "tpsvrdone called");
0154 }
0155
0156 /* vim: set ts=4 sw=4 et smartindent: */