pkgs/multipath-tools/patches/0005-RH-cciss_id.patch

   1 From a3db7def912c2fd3756cfd99c1165db075281caa Mon Sep 17 00:00:00 2001
   2 From: Fabio M. Di Nitto <fdinitto@redhat.com>
   3 Date: Tue, 13 Oct 2009 09:26:02 +0200
   4 Subject: [PATCH 05/12] RH: cciss_id
   5
   6 Signed-off-by: Fabio M. Di Nitto <fdinitto@redhat.com>
   7 ---
   8 :100644 100644 54be0a5... 7e4b7b1... M  Makefile
   9 :000000 100644 0000000... 6db12a4... A  cciss_id/Makefile
  10 :000000 100644 0000000... 091b5fe... A  cciss_id/cciss_id.c
  11  Makefile            |    3 +-
  12  cciss_id/Makefile   |   47 +++++++++++++++++++
  13  cciss_id/cciss_id.c |  128 +++++++++++++++++++++++++++++++++++++++++++++++++++
  14  3 files changed, 177 insertions(+), 1 deletions(-)
  15
  16 diff --git a/Makefile b/Makefile
  17 index 54be0a5..7e4b7b1 100644
  18 --- a/Makefile
  19 +++ b/Makefile
  20 @@ -25,7 +25,8 @@ BUILDDIRS = \
  21         libmultipath/checkers \
  22         multipath \
  23         multipathd \
  24 -       kpartx
  25 +       kpartx \
  26 +       cciss_id
  27
  28  ifeq   ($(MULTIPATH_VERSION),)
  29  VERSION = $(shell basename ${PWD} | cut -d'-' -f3)
  30 diff --git a/cciss_id/Makefile b/cciss_id/Makefile
  31 new file mode 100644
  32 index 0000000..6db12a4
  33 --- /dev/null
  34 +++ b/cciss_id/Makefile
  35 @@ -0,0 +1,47 @@
  36 +
  37 +# *****************************************************************************
  38 +# *                                                                           *
  39 +# *     (C)  Copyright 2007 Hewlett-Packard Development Company, L.P          *
  40 +# *                                                                           *
  41 +# * This program is free software; you can redistribute it and/or modify it   *
  42 +# * under the terms of the GNU General Public License as published by the Free*
  43 +# * Software  Foundation; either version 2 of the License, or (at your option)*
  44 +# * any later version.                                                        *
  45 +# *                                                                           *
  46 +# * This program is distributed in the hope that it will be useful, but       *
  47 +# * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY*
  48 +# * or FITNESS FOR  A PARTICULAR PURPOSE. See the GNU General Public License  *
  49 +# * for more details.                                                         *
  50 +# *                                                                           *
  51 +# * You should have received a copy of the GNU General Public License along   *
  52 +# * with this program; if not, write to the Free Software Foundation, Inc.,   *
  53 +# * 675 Mass Ave, Cambridge, MA 02139, USA.                                   *
  54 +# *                                                                           *
  55 +# *                                                                           *
  56 +# *                                                                           *
  57 +# *                                                                           *
  58 +# *****************************************************************************
  59 +
  60 +include ../Makefile.inc
  61 +
  62 +OBJS = cciss_id.o
  63 +CFLAGS = -pipe -g -Wall -Wunused -Wstrict-prototypes
  64 +
  65 +LDFLAGS = -ldevmapper
  66 +
  67 +EXEC = cciss_id
  68 +
  69 +all: $(EXEC)
  70 +
  71 +$(EXEC): $(OBJS)
  72 +       $(CC) $(OBJS) -o $(EXEC) $(LDFLAGS)
  73 +
  74 +install:
  75 +       $(INSTALL_PROGRAM) -d $(DESTDIR)$(bindir)
  76 +       $(INSTALL_PROGRAM) -m 755 $(EXEC) $(DESTDIR)$(bindir)/
  77 +
  78 +uninstall:
  79 +       rm $(DESTDIR)$(bindir)/$(EXEC)
  80 +
  81 +clean:
  82 +       rm -f core.* *.o $(EXEC) *.gz
  83 diff --git a/cciss_id/cciss_id.c b/cciss_id/cciss_id.c
  84 new file mode 100644
  85 index 0000000..091b5fe
  86 --- /dev/null
  87 +++ b/cciss_id/cciss_id.c
  88 @@ -0,0 +1,128 @@
  89 +/*
  90 + *****************************************************************************
  91 + *                                                                           *
  92 + *     (C)  Copyright 2007 Hewlett-Packard Development Company, L.P          *
  93 + *                                                                           *
  94 + * This program is free software; you can redistribute it and/or modify it   *
  95 + * under the terms of the GNU General Public License as published by the Free*
  96 + * Software  Foundation; either version 2 of the License, or (at your option)*
  97 + * any later version.                                                        *
  98 + *                                                                           *
  99 + * This program is distributed in the hope that it will be useful, but       *
 100 + * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY*
 101 + * or FITNESS FOR  A PARTICULAR PURPOSE. See the GNU General Public License  *
 102 + * for more details.                                                         *
 103 + *                                                                           *
 104 + * You should have received a copy of the GNU General Public License along   *
 105 + * with this program; if not, write to the Free Software Foundation, Inc.,   *
 106 + * 675 Mass Ave, Cambridge, MA 02139, USA.                                   *
 107 + *                                                                           *
 108 + *                                                                           *
 109 + *                                                                           *
 110 + *                                                                           *
 111 + *****************************************************************************
 112 +*/
 113 +
 114 +#include <sys/types.h>
 115 +#include <sys/stat.h>
 116 +#include <sys/ioctl.h>
 117 +#include <fcntl.h>
 118 +#include <unistd.h>
 119 +#include <stdio.h>
 120 +#include <stdlib.h>
 121 +#include <errno.h>
 122 +#include <string.h>
 123 +
 124 +#include <linux/cciss_ioctl.h>
 125 +
 126 +#define LEN_PAGE83_CCISSDEV    0x20    /* Page length of 83h for cciss devices */
 127 +#define LEN_DEVICEFILE 255             /* Length of device file name */
 128 +#define PATH_CCISSDEV  "/dev/cciss/"   /* Path of CCISS devices */
 129 +int main(int argc, char *argv[])
 130 +{
 131 +       const int resp_len = LEN_PAGE83_CCISSDEV;
 132 +       unsigned char resp[resp_len+1];
 133 +       char dev_name[LEN_DEVICEFILE] = "\0" ;
 134 +       unsigned int lun_id = 0;
 135 +       int fd, status, i;
 136 +       struct stat file_stat;
 137 +
 138 +       LogvolInfo_struct    lvi;       // logical "volume" info
 139 +       IOCTL_Command_struct cic;       // cciss ioctl command
 140 +
 141 +       if(argc < 2) {
 142 +               fprintf(stderr, "Usage: %s /dev/cciss/cNdN\n", argv[0]);
 143 +               return -1;
 144 +       }
 145 +
 146 +       if ( strncmp(PATH_CCISSDEV, argv[1], strlen(PATH_CCISSDEV) ) != 0 ) {
 147 +               if ( strchr(argv[1], '!') ) {
 148 +                       sprintf(dev_name, "%s%s", PATH_CCISSDEV,
 149 +                               strchr(argv[1], '!')+1);
 150 +               }
 151 +                //fprintf(stderr, "dev_name is: -%s-", dev_name);
 152 +        } else {
 153 +               sprintf(dev_name, "%s", argv[1]);
 154 +       }
 155 +
 156 +       if (stat(dev_name, &file_stat) < 0) {
 157 +               fprintf (stderr, "Stat failed for file %s. Errno=%d\n", dev_name, errno);
 158 +               return -1;
 159 +       }
 160 +       if (!S_ISBLK(file_stat.st_mode)) {
 161 +               fprintf (stderr, "File %s is not a block device. \n", dev_name);
 162 +                return -1;
 163 +       }
 164 +
 165 +
 166 +       if((fd = open(dev_name,  O_RDWR)) < 0) {
 167 +               fprintf(stderr, "Open failed for file %s. Errno=%d\n", dev_name, errno);
 168 +               return -1;
 169 +       }
 170 +
 171 +               if (ioctl(fd, CCISS_GETLUNINFO, &lvi) < 0) {
 172 +               fprintf(stderr, "IOCTL failure CCISS_GETLUNINFO for file %s Errno=%d\n", dev_name, errno);
 173 +               close(fd);
 174 +                return -1;
 175 +               } else {
 176 +               lun_id = lvi.LunID;
 177 +               }
 178 +
 179 +       memset(&cic, 0, sizeof(IOCTL_Command_struct));
 180 +       memset(resp, 0, resp_len+1);
 181 +       cic.LUN_info.LogDev.Mode = 0x01; /* logical volume addressing */
 182 +       cic.LUN_info.LogDev.VolId = lun_id & 0x3FFFFFFF;
 183 +       cic.Request.CDBLen = 6;
 184 +       cic.Request.Type.Type =  TYPE_CMD; // It is a command.
 185 +       cic.Request.Type.Attribute = ATTR_SIMPLE;
 186 +       cic.Request.Type.Direction = XFER_READ; // Read
 187 +       cic.Request.Timeout = 0; // Don't time out
 188 +       cic.Request.CDB[0] = 0x12;
 189 +       cic.Request.CDB[1] = 0x01; /* EVPD (enable vital product data) */
 190 +       cic.Request.CDB[2] = 0x83;
 191 +       cic.Request.CDB[4] = resp_len & 0xFF;
 192 +       cic.buf_size = resp_len;
 193 +       cic.buf = resp;
 194 +       status = ioctl(fd, CCISS_PASSTHRU, &cic);
 195 +       if(status) {
 196 +               fprintf(stderr, "IOCTL failure CCISS_PASSTHRU for file %s Errno=%d\n", dev_name, errno);
 197 +               close(fd);
 198 +                return -1;
 199 +       }
 200 +       else {
 201 +               if ((cic.error_info.CommandStatus | cic.error_info.ScsiStatus )) {
 202 +                       fprintf(stderr, "CCISS command status error for Inquiry on %s\n",
 203 +                                       dev_name);
 204 +                       close(fd);
 205 +                       return -1;
 206 +               }
 207 +               printf("3");
 208 +               for(i=8; i<24; i++)
 209 +                       /* printf("Buff[%d] =%x\n", i, resp[i]); */
 210 +                       printf("%02x", resp[i]);
 211 +               printf("\n");
 212 +       }
 213 +
 214 +       close(fd);
 215 +       return 0;
 216 +}
 217 --
 218 1.6.5.1
 219