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[FreeBSD/releng/10.0.git] / contrib / ofed / management / infiniband-diags / scripts / set_nodedesc.sh
1 #!/bin/sh
2
3 if [ -f /etc/sysconfig/network ]; then
4 . /etc/sysconfig/network
5 fi
6
7 ib_sysfs="/sys/class/infiniband"
8 newname="$HOSTNAME"
9
10
11 function usage
12 {
13         echo "Usage: `basename $0` [-hv] [<name>]"
14         echo "   set the node_desc field of all hca's found in \"$ib_sysfs\""
15         echo "   -h this help"
16         echo "   -v view all node descriptors"
17         echo "   [<name>] set name to name specified."
18         echo "      Default is to use the hostname: \"$HOSTNAME\""
19         exit 2
20 }
21
22 function viewall
23 {
24    for hca in `ls $ib_sysfs`; do
25       if [ -f $ib_sysfs/$hca/node_desc ]; then
26          echo -n "$hca: "
27          cat $ib_sysfs/$hca/node_desc
28       else
29          logger -s "Failed to set node_desc for : $hca"
30       fi
31    done
32    exit 0
33 }
34
35 while getopts "hv" flag
36 do
37    case $flag in
38       "h") usage;;
39       "v") viewall;;
40    esac
41 done
42
43 shift $(($OPTIND - 1))
44
45 if [ "$1" != "" ]; then
46         newname="$1"
47 fi
48
49 for hca in `ls $ib_sysfs`; do
50    if [ -f $ib_sysfs/$hca/node_desc ]; then
51       echo -n "$newname" >> $ib_sysfs/$hca/node_desc
52    else
53       logger -s "Failed to set node_desc for : $hca"
54    fi
55 done
56
57 exit 0