src/venus/test/getinitparams.c

   1 /*
   2  * Copyright 2000, International Business Machines Corporation and others.
   3  * All Rights Reserved.
   4  *
   5  * This software has been released under the terms of the IBM Public
   6  * License.  For details, see the LICENSE file in the top-level source
   7  * directory or online at http://www.openafs.org/dl/license10.html
   8  */
   9
  10 /* Get CM initialization parameters. */
  11 #include <afsconfig.h>
  12
  13
  14 #include <afs/param.h>
  15 #include <stdio.h>
  16 #include <stdlib.h>
  17 #include <netinet/in.h>
  18 #include <afs/vice.h>
  19 #include <afs/venus.h>
  20 #include <afs/cmd.h>
  21 #include <afs/sys_prototypes.h>
  22 #include <afs/afssyscalls.h>
  23 #include <fcntl.h>
  24 #include <unistd.h>
  25 #ifdef AFS_AIX41_ENV
  26 #include <signal.h>
  27 #endif
  28
  29 /*
  30  * if -file <path> is given, fetch initialization parameters via ioctl()
  31  * on that file
  32  *
  33  * otherwise, fetch initialization paramters via lpioctl()
  34  */
  35
  36
  37
  38 int
  39 GetInitParamsCmd(struct cmd_syndesc *as, void *arock)
  40 {
  41     struct cm_initparams cm_initParams;
  42     struct ViceIoctl blob;
  43     int code;
  44     char *file = 0;
  45     int fd = 0;
  46
  47     if (as->parms[0].items) {
  48         file = as->parms[0].items->data;
  49     }
  50
  51     if (file) {
  52         printf("ioctl test\n");
  53         fd = open(file, O_RDONLY, 0);
  54         if (fd < 0) {
  55             perror("open");
  56             exit(1);
  57         }
  58     } else {
  59         printf("lpioctl test\n");
  60     }
  61
  62     blob.in = (char *)0;
  63     blob.in_size = 0;
  64     blob.out = (char *)&cm_initParams;
  65     blob.out_size = sizeof(struct cm_initparams);
  66
  67     if (file) {
  68         code = ioctl(fd, VIOC_GETINITPARAMS, &blob);
  69         if (code < 0) {
  70             perror("ioctl: Error getting CM initialization parameters");
  71             exit(1);
  72         }
  73         close(fd);
  74     } else {
  75         code = lpioctl(NULL, VIOC_GETINITPARAMS, &blob, 0);
  76         if (code) {
  77             perror("lpioctl: Error getting CM initialization parameters");
  78             exit(1);
  79         }
  80     }
  81
  82     printf("cm_initparams version: %d\n", cm_initParams.cmi_version);
  83     printf("Chunk Files: %d\n", cm_initParams.cmi_nChunkFiles);
  84     printf("Stat Caches: %d\n", cm_initParams.cmi_nStatCaches);
  85     printf("Data Caches: %d\n", cm_initParams.cmi_nDataCaches);
  86     printf("Volume Caches: %d\n", cm_initParams.cmi_nVolumeCaches);
  87     printf("First Chunk Size: %d\n", cm_initParams.cmi_firstChunkSize);
  88     printf("Other Chunk Size: %d\n", cm_initParams.cmi_otherChunkSize);
  89     printf("Initial Cache Size: %dK\n", cm_initParams.cmi_cacheSize);
  90     printf("CM Sets Time: %c\n", cm_initParams.cmi_setTime ? 'Y' : 'N');
  91     printf("Disk Based Cache: %c\n", cm_initParams.cmi_memCache ? 'N' : 'Y');
  92
  93     exit(0);
  94 }
  95
  96 int
  97 main(int ac, char **av)
  98 {
  99     int code;
 100     struct cmd_syndesc *ts;
 101
 102 #ifdef  AFS_AIX32_ENV
 103     /*
 104      * The following signal action for AIX is necessary so that in case of a
 105      * crash (i.e. core is generated) we can include the user's data section
 106      * in the core dump. Unfortunately, by default, only a partial core is
 107      * generated which, in many cases, isn't too useful.
 108      */
 109     struct sigaction nsa;
 110
 111     sigemptyset(&nsa.sa_mask);
 112     nsa.sa_handler = SIG_DFL;
 113     nsa.sa_flags = SA_FULLDUMP;
 114     sigaction(SIGSEGV, &nsa, NULL);
 115 #endif
 116
 117     ts = cmd_CreateSyntax(NULL, GetInitParamsCmd, NULL, 0,
 118                           "Get CM initialization parameters");
 119
 120     cmd_AddParm(ts, "-file", CMD_SINGLE, CMD_OPTIONAL, "filename in AFS");
 121     code = cmd_Dispatch(ac, av);
 122     exit(code);
 123 }