Update BackupPC's discovery and monitoring scripts
This commit is contained in:
Daniel Berteaud
parent
d64fc82d3e
commit
3e464cb4f7
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@ -1,15 +1,17 @@
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# Discovery of configured host
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# Key: backuppc.host.discovery
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# Macro: {#BPCSTATUS}
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# Filter regex: enabled => true
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# Filter regex: enabled|1 => true
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# Other available macros:
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# {#BPCPERIOD}: Max age (in day) the oldest backup should be
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# {#BPCHOST}: name of the backup host
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UserParameter=backuppc.host.discovery[*],/usr/bin/sudo /var/lib/zabbix/bin/disco_backuppc_sudo
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UserParameter=backuppc.host.discovery[*],/usr/bin/sudo /var/lib/zabbix/bin/disco_backuppc_sudo --hosts
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UserParameter=backuppc.entity.discovery[*],/usr/bin/sudo /var/lib/zabbix/bin/disco_backuppc_sudo --entities
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# Item prototypes
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# key: backuppc.host.info[{#BPCHOST},item]
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# Valide item are: errors, max_errors, size, duration, age, notify
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UserParameter=backuppc.host.info[*],/usr/bin/sudo /var/lib/zabbix/bin/check_backuppc_sudo $1 $2
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# Same but used for transition to the dependent items
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UserParameter=backuppc.host[*],/usr/bin/sudo /var/lib/zabbix/bin/check_backuppc_sudo $1 $2
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# key: backuppc.host[{#BPCHOST}]
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# or
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# key: backuppc.entity[{#BPC_ENTITY}]
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# Returns a JSON object, use dependent item to split it
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UserParameter=backuppc.host[*],/usr/bin/sudo /var/lib/zabbix/bin/check_backuppc_sudo --host=$1
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UserParameter=backuppc.entity[*],/usr/bin/sudo /var/lib/zabbix/bin/check_backuppc_sudo --entity=$1
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@ -5,6 +5,18 @@ 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 Data::Dumper;
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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 $uid = getuid();
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@ -13,84 +25,100 @@ my (undef,undef,$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 $host = $ARGV[0];
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my $what = $ARGV[1];
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my $bpc = BackupPC::Lib->new();
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my @backups = $bpc->BackupInfoRead($host);
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my $mainConf = $bpc->ConfigDataRead();
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my $hostConf = $bpc->ConfigDataRead($host);
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my $conf = { %$mainConf, %$hostConf };
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my $fullCnt = $incrCnt = 0;
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my $fullAge = $incrAge = $lastAge = -1;
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my $lastXferErrors = 0;
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my $maxErrors = 0;
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my $json = {};
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if ( @backups ) {
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for ( my $i = 0 ; $i < @backups ; $i++ ) {
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if ( $backups[$i]{type} eq "full" ) {
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$fullCnt++;
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if ( $fullAge < 0 || $backups[$i]{startTime} > $fullAge ) {
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$fullAge = $backups[$i]{startTime};
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$fullSize = $backups[$i]{size};
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$fullDur = $backups[$i]{endTime} - $backups[$i]{startTime};
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}
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} else {
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$incrCnt++;
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if ( $incrAge < 0 || $backups[$i]{startTime} > $incrAge ) {
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$incrAge = $backups[$i]{startTime};
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}
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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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# Backup frequency
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my $freq = ($conf->{FullPeriod} > $conf->{IncrPeriod}) ? $conf->{IncrPeriod} : $conf->{FullPeriod};
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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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foreach my $backup ( $bpc->BackupInfoRead($host) ) {
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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 = $backup->{sizeNew};
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}
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$json->{last_errors} = $backup->{xferErrs};
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$json->{new_size} = $backup->{sizeNew};
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$json->{total_size} += $backup->{sizeNew};
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$json->{duration} = $backup->{endTime} - $backup->{startTime};
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$json->{type} = $backup->{type};
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$json->{ratio} = ( $backup->{sizeNew} > 0 ) ? sprintf( "%.2f", 100 - ( $backup->{sizeNewComp} * 100 / $backup->{sizeNew} ) ) : 0;
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$age = $backup->{startTime};
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}
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if ( $fullAge > $incrAge && $fullAge >= 0 ) {
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$lastAge = $fullAge;
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} else {
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$lastAge = $incrAge;
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}
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if ( $lastAge < 0 ) {
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$lastAge = "";
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} else {
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$lastAge = sprintf("%.1f", (time - $lastAge) / (24 * 3600));
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}
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$lastXferErrors = $backups[@backups-1]{xferErrs};
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$lastSizeNew = $backups[@backups-1]{sizeNew};
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$lastDuration = $backups[@backups-1]{endTime} - $backups[@backups-1]{startTime};
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$lastType = $backups[@backups-1]{type};
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}
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$json->{enabled} = ( $conf->{BackupsDisable} > 0 ) ? 0 : 1;
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$json->{total_size} += $json->{full_size} - 2 * $new_size_of_last_full;
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$json->{age} = time - $age;
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$maxErrors = $conf->{MaxXferError} if (defined $conf->{MaxXferError});
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$json->{max_errors} = $conf->{MaxXferError} if (defined $conf->{MaxXferError});
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} elsif ( $entity ) {
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if ($what eq 'errors') {
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print $lastXferErrors;
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} elsif ($what eq 'max_errors') {
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print $maxErrors;
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} elsif ($what eq 'age') {
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print $lastAge;
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} elsif ($what eq 'size') {
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print $fullSize;
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} elsif ($what eq 'duration') {
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print $lastDuration;
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} elsif ($what eq 'notify') {
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print $conf->{EMailNotifyOldBackupDays};
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} elsif ($what eq 'all') {
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print to_json(
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{
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max_errors => $maxErrors,
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last_age => $lastAge,
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full_size => $fullSize,
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new_size => $lastSizeNew,
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full_duration => $fullDur,
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duration => $lastDuration,
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last_type => $lastType,
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last_errors => $lastXferErrors
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$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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foreach my $backup ( $bpc->BackupInfoRead( $host ) ) {
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next if ( $backup->{type} !~ m/^full|incr$/ );
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# For the last full backup of this host, we do not count
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# the new file size, but the total size
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# We substract 2 times the new file size because we want the total size
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if ( $backup->{type} eq 'full' ) {
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$full_size = $backup->{size} - 2 * $backup->{sizeNew};
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}
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$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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$json->{bkp}++;
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}
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);
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# Compute the average cost as the number of hours per day spent
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# to backup this host
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$json->{perf} += ( $bkp_num > 0 ) ? $duration / ( 3600 * $bkp_num * $freq ) : 0;
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$json->{size} += $size + $full_size;
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}
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$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> [errors|age|size|duration|all]
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Usage: $0 --host=<host> or --entity=<entity>
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EOF
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}
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print to_json( $json, { pretty => $pretty } );
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exit(0);
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@ -5,6 +5,15 @@ 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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my $hosts = 1;
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my $entities = 0;
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GetOptions(
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"hosts" => \$hosts,
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"entities" => \$entities
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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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@ -20,20 +29,30 @@ my $mainConf = $bpc->ConfigDataRead();
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my $json;
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@{$json->{data}} = ();
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foreach my $host (keys %$hosts){
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my $hostConf = $bpc->ConfigDataRead($host);
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my $conf = { %$mainConf, %$hostConf };
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my $warning = $conf->{EMailNotifyOldBackupDays};
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my $errors = (defined $conf->{MaxXferError}) ? $conf->{MaxXferError}: '0';
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my $monitoring = $conf->{ZabbixMonitoring} || 1;
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my $status = ($conf->{BackupsDisable} eq '1' or $monitoring eq '0') ? '0' : '1';
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push @{$json->{data}},
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{
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"{#BPCHOST}" => $host,
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"{#BPCNOBACKUPWARNING}" => $warning,
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"{#BPCMAXERROR}" => $errors,
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"{#BPCSTATUS}" => $status,
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};
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if ($entities) {
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my %entities = ();
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foreach my $host (keys %$hosts){
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if ($host =~ m/^(?:vm_)?([^_]+)_.*/) {
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$entities{$1}= 1;
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}
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}
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push @{$json->{data}}, { '{#BPC_ENTITY}' => $_ } foreach ( keys %entities );
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} elsif ($hosts){
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foreach my $host (keys %$hosts){
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my $hostConf = $bpc->ConfigDataRead($host);
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my $conf = { %$mainConf, %$hostConf };
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my $warning = $conf->{EMailNotifyOldBackupDays};
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my $errors = (defined $conf->{MaxXferError}) ? $conf->{MaxXferError}: '0';
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my $monitoring = $conf->{ZabbixMonitoring} || 1;
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my $status = ($conf->{BackupsDisable} gt 0 or $monitoring eq '0') ? '0' : '1';
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push @{$json->{data}},
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{
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"{#BPCHOST}" => $host,
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"{#BPCNOBACKUPWARNING}" => $warning,
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"{#BPCMAXERROR}" => $errors,
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"{#BPCSTATUS}" => $status,
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};
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}
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}
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print to_json($json);
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exit(0);
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