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139 lines
3.7 KiB
139 lines
3.7 KiB
#============================================================= -*-perl-*-
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#
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# BackupPC::CGI::Check package
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#
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# DESCRIPTION
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#
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# This module implements the Check action for the CGI interface.
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#
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# AUTHOR
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# Heuze Florent <heuzef@firewall-services.com>
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#
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#========================================================================
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#
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# Released Sept 2019 - firewall-services.com
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#
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#========================================================================
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package BackupPC::CGI::Check;
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use strict;
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use lib "/usr/share/BackupPC/lib";
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use BackupPC::Lib;
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use BackupPC::CGI::Lib qw(:all);
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use BackupPC::View;
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use BackupPC::XS qw(:all);
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use Encode qw/decode_utf8/;
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use POSIX;
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use JSON;
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use Getopt::Long;
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use Statistics::Descriptive;
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use Data::Dumper;
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my $host = "localhost";
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sub action
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{
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# We need to switch to backuppc UID/GID
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my $uid = getuid();
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my $gid = getgid();
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my (undef,undef,$bkpuid,$bkpgid) = getpwnam('backuppc');
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setuid($bkpuid) if ($uid ne $bkpuid);
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setgid($bkpgid) if ($gid ne $bkpgid);
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my $bpc = BackupPC::Lib->new();
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my $mainConf = $bpc->ConfigDataRead();
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my $json = {};
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if ( $host ) {
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my $hostConf = $bpc->ConfigDataRead($host);
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my $conf = { %$mainConf, %$hostConf };
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my $age = -1;
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$json = {
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bkp => 0,
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last_age => 0,
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errors => 0,
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new_size => 0,
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new_size_avg => 0,
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new_size_median => 0,
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new_size_q1 => 0,
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new_size_q3 => 0
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};
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my @bpc_info = $bpc->BackupInfoRead($host);
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my $sizes = new Statistics::Descriptive::Full;
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if ( scalar( @bpc_info ) ){
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foreach my $backup ( @bpc_info ) {
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# Skip partial or active backups
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next if ( $backup->{type} !~ m/^full|incr$/ );
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if ( $backup->{type} eq "full" ) {
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$last_full_num = $backup->{num};
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}
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# Push all the sizes in our data set to compute avg sizes
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# Exclude backup N°0 as it'll always have much more new data than normal backups
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$sizes->add_data($backup->{sizeNew}) unless ( $backup->{num} == 0 );
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$json->{bkp}++;
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}
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# Ignore the last backup if it's not full or incr (which means it's either partial or active)
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my $i = ( $bpc_info[-1]->{type} =~ m/^full|incr$/ ) ? -1 : -2;
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$json->{errors} = $bpc_info[$i]->{xferErrs};
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$json->{new_size} = $bpc_info[$i]->{sizeNew};
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$json->{new_size_avg} = int $sizes->mean;
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$json->{new_size_median} = int $sizes->median;
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$json->{new_size_q1} = eval { int $sizes->quantile(1) } || 0;
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$json->{new_size_q3} = eval { int $sizes->quantile(3) } || 0;
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$json->{age} = time - $bpc_info[$i]->{startTime};
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$json->{last_age} = sprintf("%.1f", ($json->{age}) / 84600);
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}
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}
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# Print results
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print("\n----------------\n");
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print("Last Backup : $json->{last_age}");
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print("\n");
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print("Errors : $json->{errors}");
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print("\n");
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print("Size Consistency : ");
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# TOO BIG ?
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my $toobig = "1";
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if ( $json->{new_size} > ($json->{new_size_q3} + $json->{new_size_q3} - $json->{new_size_q1}) * 1.5 or $json->{new_size} > $json->{new_size_avg} * 6 ) {
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$toobig = "1";
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}
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else {
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$toobig = "0";
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}
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# TOO SMALL ?
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my $toosmall = "1";
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if ( $json->{new_size} < ($json->{new_size_q1} - $json->{new_size_q3} - $json->{new_size_q1}) * 1.5 or $json->{new_size} < $json->{new_size_avg} / 3 ) {
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$toosmall = "1";
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}
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else {
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$toosmall = "0";
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}
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# Print result
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if ( $toobig or $toosmall ) {
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print("ANOMALOUS");
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}
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else {
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print("Normal");
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}
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print("\n");
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print("Random file : ");
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# Random file
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print("Random file");
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print("\n");
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print("\n----------------\n");
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exit(0);
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}
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1;
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