Heuzef
5 years ago
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#============================================================= -*-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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my $content = eval ("qq{$Lang->{BackupPC_Check}}"); |
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Header($Lang->{BackupPC__Server_Check}, $content); |
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Trailer(); |
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} |
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1; |
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