check_amanda.pl
changeset 11 1f85ad1a7758
parent 10 470e82d70ee0
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10:470e82d70ee0 11:1f85ad1a7758
     1 #! /usr/bin/perl
       
     2 
       
     3 #   Copyright (C) 2011  Christian Arnold
       
     4 #   Copyright (C) 2014  Matthias Förste
       
     5 #
       
     6 #   This program is free software: you can redistribute it and/or modify
       
     7 #   it under the terms of the GNU General Public License as published by
       
     8 #   the Free Software Foundation, either version 3 of the License, or
       
     9 #   (at your option) any later version.
       
    10 #
       
    11 #   This program is distributed in the hope that it will be useful,
       
    12 #   but WITHOUT ANY WARRANTY; without even the implied warranty of
       
    13 #   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
       
    14 #   GNU General Public License for more details.
       
    15 #
       
    16 #   You should have received a copy of the GNU General Public License
       
    17 #   along with this program.  If not, see <http://www.gnu.org/licenses/>.
       
    18 #
       
    19 #   Christian Arnold <arnold@schlittermann.de>
       
    20 
       
    21 use 5.010;
       
    22 use strict;
       
    23 use warnings;
       
    24 use File::Basename qw(basename);
       
    25 use Pod::Usage;
       
    26 use Getopt::Long;
       
    27 use Date::Manip;
       
    28 
       
    29 delete @ENV{ grep /^LC_/ => keys %ENV };
       
    30 $ENV{LANG}   = "C";
       
    31 $ENV{LC_ALL} = "C";
       
    32 
       
    33 sub version($$);
       
    34 sub check_status($$);
       
    35 sub report($$);
       
    36 
       
    37 my %ERRORS = (
       
    38     OK        => 0,
       
    39     WARNING   => 1,
       
    40     CRITICAL  => 2,
       
    41     UNKNOWN   => 3,
       
    42     DEPENDENT => 4
       
    43 );
       
    44 
       
    45 my $ME      = basename $0;
       
    46 my $NAME    = 'AMANDA';
       
    47 my $VERSION = '1.3';
       
    48 
       
    49 my %opt = (
       
    50     configfile => 'DailySet1',
       
    51     time       => '1day',
       
    52     binary     => '/usr/sbin/amstatus'
       
    53 );
       
    54 
       
    55 MAIN: {
       
    56     Getopt::Long::Configure('no_ignore_case_always');
       
    57     GetOptions(
       
    58         "C|configfile=s" => \$opt{configfile},
       
    59         "t|time=s"       => \$opt{time},
       
    60         "b|binary=s"     => \$opt{binary},
       
    61         "h|help" => sub { pod2usage( -verbose => 1, -exitval => $ERRORS{OK} ) },
       
    62         "m|man" => sub { pod2usage( -verbose => 2, -exitval => $ERRORS{OK} ) },
       
    63         "V|version" => sub { version( $ME, $VERSION ); exit $ERRORS{OK}; }
       
    64     ) or pod2usage( -verbose => 1, -exitval => $ERRORS{CRITICAL} );
       
    65 
       
    66     my $time = Delta_Format($opt{time}, 0, "%sys");
       
    67     report 'CRITICAL', "Invalid --time" unless (defined $time and $time);
       
    68 
       
    69     unless ( -x $opt{binary} ) {
       
    70         say "$NAME CRITICAL: $opt{binary} - not found or not executable";
       
    71         exit $ERRORS{CRITICAL};
       
    72     }
       
    73 
       
    74     my ( $rc, $date ) = check_status( $opt{configfile}, $time );
       
    75     report( $rc, $date );
       
    76 
       
    77 }
       
    78 
       
    79 sub check_status($$) {
       
    80     my ( $configfile, $time ) = @_;
       
    81     my $last_backup_time;
       
    82     my $mesg = undef;
       
    83     my $rc   = "CRITICAL";
       
    84 
       
    85     foreach (`$opt{binary} --config $configfile --error`) {
       
    86 	/^Using / and next;
       
    87         /^From\s+(.*)$/ and $last_backup_time = $1 and next;
       
    88         /^\S+/ and return ('CRITICAL', 'some failed backups');
       
    89     }
       
    90 
       
    91     # check the backup time state
       
    92     my $now              = time;
       
    93     my $last             = Date_SecsSince1970GMT(UnixDate(ParseDate( $last_backup_time ), qw(%m %d %Y %H %M %S)));
       
    94     return 'CRITICAL', "Last Backup too old: $last_backup_time" if $now - $last > $time;
       
    95     return 'OK', $last_backup_time;
       
    96 
       
    97 }
       
    98 
       
    99 sub report($$) {
       
   100     my ( $rc, $mesg ) = @_;
       
   101     say "$NAME $rc: Backup ERROR $opt{configfile} - $mesg"
       
   102       and exit $ERRORS{CRITICAL}
       
   103       if ( $rc eq "CRITICAL" );
       
   104     say "$NAME $rc: Backup OK $opt{configfile} - $mesg";
       
   105     exit $ERRORS{OK};
       
   106 }
       
   107 
       
   108 sub version($$) {
       
   109     my ( $progname, $version ) = @_;
       
   110     say <<_VERSION;
       
   111 $progname version $version
       
   112 Copyright (C) 2011 by Christian Arnold and Schlittermann internet & unix support.
       
   113 
       
   114 $ME comes with ABSOLUTELY NO WARRANTY. This is free software,
       
   115 and you are welcome to redistribute it under certain conditions.
       
   116 See the GNU General Public Licence for details.
       
   117 _VERSION
       
   118 }
       
   119 
       
   120 __END__
       
   121 
       
   122 =head1 NAME
       
   123 
       
   124 check_amanda - nagios plugin to checks the last amanda backup status
       
   125 
       
   126 =head1 SYNOPSIS
       
   127 
       
   128 check_amanda [B<-C>|B<--configfile> string] [B<-t>|B<--time> string] [B<-b>|B<--binary> string]
       
   129 
       
   130 check_amanda [B<-h>|B<--help>]
       
   131 
       
   132 check_amanda [B<-m>|B<--man>]
       
   133 
       
   134 check_amanda [B<-V>|B<--version>]
       
   135 
       
   136 =head1 OPTIONS
       
   137 
       
   138 =over
       
   139 
       
   140 =item B<-C>|B<--configfile> I<string>
       
   141 
       
   142 The name of your amanda configuration (default: DailySet1)
       
   143 
       
   144 =item B<-t>|B<--time> I<string>
       
   145 
       
   146 The maximum time difference from the current time (default: 1day)
       
   147 
       
   148 =item B<-b>|B<--binary> I<string>
       
   149 
       
   150 Path to amstatus binary (default: /usr/sbin/amstatus)
       
   151 
       
   152 =item B<-h>|B<--help>
       
   153 
       
   154 Print detailed help screen.
       
   155 
       
   156 =item B<-m>|B<--man>
       
   157 
       
   158 Print manual page.
       
   159 
       
   160 =item B<-V>|B<--version>
       
   161 
       
   162 Print version information.
       
   163 
       
   164 =back
       
   165 
       
   166 =head1 DESCRIPTION
       
   167 
       
   168 This nagios plugin I<search> on a specified I<url> for a version string and compare the I<search> result with an installed I<package> version.
       
   169 
       
   170 =head1 VERSION
       
   171 
       
   172 This man page is current for version 1.3 of B<check_amanda>.
       
   173 
       
   174 =head1 AUTHOR
       
   175 
       
   176 Written by Christian Arnold L<arnold@schlittermann.de> and Matthias Förste L<foerste@schlittermann.de>
       
   177 
       
   178 =head1 COPYRIGHT
       
   179 
       
   180 Copyright (C) 2011 by Christian Arnold, 2014 by Matthias Förste and Schlittermann internet & unix support.  This is free software, and you are welcome to redistribute it under certain conditions.  See the GNU General Public Licence for details.
       
   181 
       
   182 =cut