Heuzef
5 years ago
parent
88dc2a720c
commit
8c732414bd
1 changed files with 0 additions and 201 deletions
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#!/usr/bin/perl |
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|
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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; |
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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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|
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my $host = undef; |
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my $entity = undef; |
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my $pretty = 0; |
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GetOptions( |
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"host=s" => \$host, |
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"entity=s" => \$entity, |
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"pretty" => \$pretty |
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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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|
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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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full_size => 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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duration => 0, |
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comp_ratio => 0 |
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}; |
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my $lastXferErrors = 0; |
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my $maxErrors = 0; |
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my $new_size_of_last_full = 0; |
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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 ( $backup->{type} eq "full" ) { |
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$json->{full_size} = $backup->{size}; |
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$new_size_of_last_full = $backup->{sizeNew}; |
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} |
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# Push all the sizes in our data set to compute avg sizes |
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# Exclude backup N°0 as it'll always have much more new data than normal backups |
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$sizes->add_data($backup->{sizeNew}) unless ( $backup->{num} == 0 ); |
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$json->{bkp}++; |
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} |
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|
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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->{duration} = $bpc_info[$i]->{endTime} - $bpc_info[$i]->{startTime}; |
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$json->{type} = $bpc_info[$i]->{type}; |
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$json->{comp_ratio} = ( $bpc_info[$i]->{sizeNew} > 0 ) ? |
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sprintf( "%.2f", 100 - ( $bpc_info[$i]->{sizeNewComp} * 100 / $bpc_info[$i]->{sizeNew} ) ) |
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: |
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0; |
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$json->{new_size_avg} = int $sizes->mean; |
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$json->{new_size_median} = int $sizes->median; |
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# Some old versions of Statistics::Descriptive (eg, on el5) do not support quantile |
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$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->{enabled} = ( $conf->{BackupsDisable} > 0 ) ? 0 : 1; |
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$json->{total_size} = $sizes->sum + $json->{full_size} - 2 * $new_size_of_last_full; |
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$json->{age} = time - $bpc_info[$i]->{startTime}; |
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$json->{max_errors} = $conf->{MaxXferError} || 0; |
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} |
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} elsif ( $entity ) { |
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$json = { |
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perf => 0, |
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size => 0, |
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hosts => 0, |
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bkp => 0, |
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ratio => 0 |
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}; |
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my $total_new = 0; |
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my $total_comp = 0; |
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foreach my $host ( keys %{ $bpc->HostInfoRead } ) { |
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next unless $host =~ m/^(vm_)?\Q$entity\E_.*/; |
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my $full_size; |
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$json->{hosts}++; |
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my $hostConf = $bpc->ConfigDataRead($host); |
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my $conf = { %$mainConf, %$hostConf }; |
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my $freq = ( $conf->{FullPeriod} > $conf->{IncrPeriod} ) ? $conf->{IncrPeriod} : $conf->{FullPeriod}; |
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my $duration = 0; |
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my $bkp_num = 0; |
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my $new_size_of_last_full = 0; |
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foreach my $backup ( $bpc->BackupInfoRead( $host ) ) { |
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next if ( $backup->{type} !~ m/^full|incr$/ ); |
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# Save the total size of the last full backup |
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if ( $backup->{type} eq 'full' ) { |
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$full_size = $backup->{size}; |
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$new_size_of_last_full = $backup->{sizeNew}; |
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} |
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$json->{size} += $backup->{sizeNew}; |
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$total_new += $backup->{sizeNew}; |
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$total_comp += $backup->{sizeNewComp}; |
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$duration += $backup->{endTime} - $backup->{startTime}; |
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$bkp_num++; |
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$json->{bkp}++; |
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} |
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# Compute the average cost as the number of hours per day spent |
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# to backup this host |
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$json->{perf} += ( $bkp_num > 0 ) ? $duration / ( 3600 * $bkp_num * $freq ) : 0; |
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# $json->{size} represent the total size used by this host. |
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# But we want to substract the new size of the last full, as for this one we |
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# do not count sizeNew but size. As we've already added sizeNew we need to substract it 2 times |
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$json->{size} += $full_size - 2 * $new_size_of_last_full; |
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} |
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$json->{ratio} = ( $total_new > 0 ) ? 100 - ( $total_comp * 100 / $total_new ) : 0; |
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# Round some values |
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foreach my $key ( qw(ratio perf) ) { |
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$json->{$key} = sprintf( "%.2f", $json->{$key} ); |
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} |
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} else { |
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print<<"EOF"; |
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Usage: $0 --host=<host> or --entity=<entity> |
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EOF |
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} |
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# VERBOSE |
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# print("\n----------------\n"); |
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# print("new_size_median : $json->{new_size_median}"); |
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# print("\n"); |
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# print("new_size_avg : $json->{new_size_avg}"); |
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# print("\n"); |
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# print("new_size_q3 : $json->{new_size_q3}"); |
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# print("\n"); |
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# print("new_size : $json->{new_size}"); |
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# print("\n"); |
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# print("new_size_q1 : $json->{new_size_q1}"); |
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# print("\n"); |
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# print("full_size : $json->{full_size}"); |
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# print("\n----------------\n"); |
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# print("\n----------------\n"); |
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# print("Size Consistency : "); |
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# TOO SMALL ? |
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my $toosmall = "true"; |
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if ( $json->{new_size} > $json->{new_size_q3} + $json->{new_size_q3} - $json->{new_size_q1} * 1.5 && $json->{new_size} > $json->{new_size_avg} * 6 ) { |
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$toosmall = "false"; |
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} |
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else { |
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$toosmall = "true"; |
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} |
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# TOO BIG ? |
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my $toobig = "true"; |
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if ( $json->{new_size} < $json->{new_size_q1} - $json->{new_size_q3} - $json->{new_size_q1} * 1.5 && $json->{new_size} < $json->{new_size_avg} / 3 ) { |
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$toobig = "false"; |
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} |
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else { |
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$toobig = "true"; |
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} |
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# Print result |
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if ( $toosmall == "false" && $toobig == "false" ) { |
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print("Normal"); |
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} |
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else { |
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print("ANOMALOUS"); |
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} |
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exit(0); |
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