Support an item which returns the period without backups before triggering a mail alert

conf/backuppc.conf

@@ -9,5 +9,5 @@ UserParameter=backuppc.host.discovery,/usr/bin/sudo /var/lib/zabbix/bin/disco_ba
 
 # Item prototypes
 # key: backuppc.host.info[{#BPCHOST},item]
-# Valide item are: errors, size, duration, age
+# Valide item are: errors, size, duration, age, notify
 UserParameter=backuppc.host.info[*],/usr/bin/sudo /var/lib/zabbix/bin/check_backuppc_sudo $1 $2

scripts/check_backuppc_sudo

@@ -18,6 +18,9 @@ my $what = $ARGV[1];
 
 my $bpc = BackupPC::Lib->new();
 my @backups = $bpc->BackupInfoRead($host);
+my $mainConf = $bpc->ConfigDataRead();
+my $hostConf = $bpc->ConfigDataRead($host);
+my $conf = { %$mainConf, %$hostConf };
 my $fullCnt = $incrCnt = 0;
 my $fullAge = $incrAge = $lastAge = -1;
 my $lastXferErrors = 0;
@@ -64,6 +67,9 @@ elsif ($what eq 'size'){
 elsif ($what eq 'duration'){
     print $fullDur;
 }
+elsif ($what eq 'notify'){
+    print $conf->{EMailNotifyOldBackupDays};
+}
 else{
   print<<"EOF";