1 #!/bin/sh

     2 

     3 REVISION=0.1

     4 PROGNAME=$(/usr/bin/basename $0)

     5 

     6 STATE_OK=0

     7 STATE_WARNING=1

     8 STATE_CRITICAL=2

     9 STATE_UNKNOWN=3

    10 STATE_DEPENDENT=4

    11 

    12 print_revision() {

    13     echo "$1 v$2 (nagios-plugins 1.4.15)"

    14     echo "The nagios plugins come with ABSOLUTELY NO WARRANTY. You may redistribute\ncopies of the plugins under the terms of the GNU General Public License.\nFor more information about these matters, see the file named COPYING.\n"

    15 }

    16 

    17 support() {

    18     echo "Send email to nagios-users@lists.sourceforge.net if you have questions\nregarding use of this software. To submit patches or suggest improvements,\nsend email to nagiosplug-devel@lists.sourceforge.net.\nPlease include version information with all correspondence (when possible,\nuse output from the --version option of the plugin itself).\n"

    19 }

    20 

    21 usage () {

    22     echo "\

    23 Nagios plugin to check if (anonymous) access to SMB on host works.

    24 

    25 Usage:

    26   $PROGNAME -H <host>

    27   $PROGNAME --help

    28   $PROGNAME --version

    29 "

    30 }

    31 

    32 help () {

    33     print_revision $PROGNAME $REVISION

    34     echo; usage; echo; support

    35 }

    36 

    37 if [ $# -lt 1 ] || [ $# -gt 2 ]; then

    38     usage

    39     exit $STATE_UNKNOWN

    40 fi

    41 

    42 while test -n "$1"; do

    43     case "$1" in

    44         --help | -h)

    45             help

    46             exit $STATE_OK;;

    47         --version | -V)

    48             print_revision $PROGNAME $REVISION

    49             exit $STATE_OK;;

    50         -H)

    51             shift

    52             host=$1;;

    53         *)

    54             usage; exit $STATE_UNKNOWN;;

    55     esac

    56     shift

    57 done

    58 

    59 stdout=$(/usr/bin/smbclient -U guest -N -L "$host" 2>&1)

    60 

    61 if [ $? -eq 0 ]; then

    62     header=$(echo "$stdout" | grep Server= | head -n 1)

    63     echo "OK $header"

    64     exit $STATE_OK

    65 else

    66     err=$(echo "$stdout" | head -n 1)

    67     echo "CRITICAL SMB anon access: $err"

    68     exit $STATE_CRITICAL

    69 fi