3 # Check the status of da-backup backups
4 # Copyright 2007 Stephen Gran <sgran@debian.org>
5 # Copyright 2008 Peter Palfrader
7 # Permission is hereby granted, free of charge, to any person obtaining
8 # a copy of this software and associated documentation files (the
9 # "Software"), to deal in the Software without restriction, including
10 # without limitation the rights to use, copy, modify, merge, publish,
11 # distribute, sublicense, and/or sell copies of the Software, and to
12 # permit persons to whom the Software is furnished to do so, subject to
13 # the following conditions:
15 # The above copyright notice and this permission notice shall be
16 # included in all copies or substantial portions of the Software.
18 # THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19 # EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 # MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
21 # NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
22 # LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
23 # OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
24 # WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
32 my $DABACKUP_CONF = '/etc/da-backup.conf';
33 my $MAX_AGE = 24*60*60;
41 $SIG{__DIE__ } = sub() {
43 exit $CODE{'UNKNOWN'};
47 my $EXITCODE = 'UNDEF';
51 my ($code, $msg, $resource) = @_;
52 $MESSAGE{$msg} = [] unless defined $MESSAGE{$msg};
53 push @{$MESSAGE{$msg}}, $resource;
54 $EXITCODE = ($CODE{$code} > $CODE{$EXITCODE}) ? $code : $EXITCODE;
59 my ($exitcode, $fd) = @_;
61 print $fd "Usage: $PROGRAM_NAME --help\n";
62 print $fd "Usage: $PROGRAM_NAME";
68 Getopt::Long::config('bundling');
70 'h|help' => \$params->{'help'},
72 die ("$PROGRAM_NAME: Usage: $PROGRAM_NAME [-fwhv]\n");
75 help(0, *STDOUT) if $params->{'help'};
76 help(1, *STDERR) if scalar @ARGV > 0;
79 unless (-e $DABACKUP_CONF) {
80 if (-e '/etc/da-backup') {
81 print "WARNING: No $DABACKUP_CONF, but we have /etc/da-backup/\n";
82 exit $CODE{'WARNING'};
84 if (-e '/var/log/da-backup') {
85 print "WARNING: No $DABACKUP_CONF, but we have /var/log/da-backup/\n";
86 exit $CODE{'WARNING'};
88 print "OK: da-backup not installed\n";
95 open (FH, "< $DABACKUP_CONF") or die ("Cannot open $DABACKUP_CONF: $!\n");
99 } elsif (/logdir=(.*)/) {
104 die ("No confdir found in $DABACKUP_CONF") unless defined $confdir;
105 die ("No logdir found in $DABACKUP_CONF") unless defined $logdir;
107 opendir(DIR, $confdir) or die ("Cannot opendir $confdir: $!\n");
108 my %conffiles = map {$_ => 1} grep { !/^\./ && !/\.bak$/} readdir(DIR);
111 opendir(DIR, $logdir) or die ("Cannot opendir $logdir: $!\n");
112 my %logfiles = map {$_ => 1} grep { !/^\./ && !/\.[0-9]+(\.gz)?$/} readdir(DIR);
115 if (scalar keys %conffiles == 0) {
116 print "WARNING: da-backup installed but no backups configured\n";
117 exit $CODE{'WARNING'};
120 for my $f (keys %conffiles) {
121 unless (exists $logfiles{$f}) {
122 problem('WARNING', 'no log', $f);
127 for my $f (sort {$a cmp $b} keys %logfiles) {
128 unless (exists $conffiles{$f}) {
129 problem('WARNING', 'no config', $f);
133 my @stat = stat("$logdir/$f") or die ("Cannot stat $logdir/$f: $!\n");
134 my $age = time - $stat[10];
136 problem('WARNING', 'future timestamp', $f);
138 } elsif ($age > $MAX_AGE) {
141 if ($age > 48 * 3600) {
142 $hage = sprintf("%d days", $age / 24 / 3600);
144 $hage = sprintf("%d hours", $age / 3600);
146 problem('WARNING', 'old', "$f ($hage)");
150 open(FH, "< $logdir/$f") or die ("Cannot open $logdir/$f: $!\n");
151 sysseek(FH, -1024, SEEK_END); # just try it - doesn't matter if it fails
156 if (/^sent\s+\d+\s+bytes\s+received\s+\d+\s+bytes\s+[\d\.]+\s+bytes\/sec$/) {
157 problem('OK', 'probably ok', $f);
164 problem('CRITICAL', 'FAILED', "$f ($last2 $last)");
167 my $msg = join("; ", map {"$_: ".join(', ', @{$MESSAGE{$_}}) } (sort {$a cmp $b} keys %MESSAGE));
168 print $EXITCODE, ": ", $msg, "\n";
169 exit $CODE{$EXITCODE};