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dpavlin |
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#!/bin/perl |
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#============================================================= -*-perl-*- |
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# |
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# BackupPC_sendEmail: send status emails to users and admins |
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# |
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# DESCRIPTION |
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# |
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# BackupPC_sendEmail: send status emails to users and admins. |
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# BackupPC_sendEmail is run by BackupPC_nightly, so it runs |
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# once every night. |
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# |
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# AUTHOR |
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# Craig Barratt <cbarratt@users.sourceforge.net> |
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# |
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# COPYRIGHT |
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# Copyright (C) 2001-2003 Craig Barratt |
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# |
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# This program is free software; you can redistribute it and/or modify |
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# it under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 2 of the License, or |
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# (at your option) any later version. |
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# |
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# This program is distributed in the hope that it will be useful, |
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# but WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with this program; if not, write to the Free Software |
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# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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# |
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#======================================================================== |
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# |
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dpavlin |
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# Version 2.1.2, released 5 Sep 2005. |
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dpavlin |
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# |
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# See http://backuppc.sourceforge.net. |
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# |
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#======================================================================== |
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use strict; |
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no utf8; |
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use lib "__INSTALLDIR__/lib"; |
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use BackupPC::Lib; |
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use BackupPC::FileZIO; |
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use Data::Dumper; |
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use Getopt::Std; |
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use DirHandle (); |
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use vars qw($Lang $TopDir $BinDir %Conf); |
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die("BackupPC::Lib->new failed\n") if ( !(my $bpc = BackupPC::Lib->new) ); |
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$TopDir = $bpc->TopDir(); |
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$BinDir = $bpc->BinDir(); |
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%Conf = $bpc->Conf(); |
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$Lang = $bpc->Lang(); |
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$bpc->ChildInit(); |
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use vars qw(%UserEmailInfo); |
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do "$TopDir/log/UserEmailInfo.pl"; |
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my %opts; |
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if ( !getopts("t", \%opts) || @ARGV != 0 ) { |
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print("usage: $0 [-t]\n"); |
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exit(1); |
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} |
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my $err = $bpc->ServerConnect($Conf{ServerHost}, $Conf{ServerPort}); |
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if ( $err ) { |
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print("Can't connect to server ($err)\n"); |
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exit(1); |
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} |
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my $reply = $bpc->ServerMesg("status hosts"); |
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$reply = $1 if ( $reply =~ /(.*)/s ); |
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my(%Status, %Info, %Jobs, @BgQueue, @UserQueue, @CmdQueue); |
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eval($reply); |
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########################################################################### |
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# Generate sysadmin warning messages |
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########################################################################### |
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my $mesg = ""; |
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my @badHosts = (); |
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foreach my $host ( sort(keys(%Status)) ) { |
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next if ( ($Status{$host}{reason} ne "Reason_backup_failed" |
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&& $Status{$host}{reason} ne "Reason_restore_failed") |
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|| $Status{$host}{error} =~ /^lost network connection to host/ ); |
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push(@badHosts, "$host ($Status{$host}{error})"); |
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} |
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if ( @badHosts ) { |
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my $badHosts = join("\n - ", sort(@badHosts)); |
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$mesg .= <<EOF; |
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The following hosts had an error that is probably caused by a |
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misconfiguration. Please fix these hosts: |
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- $badHosts |
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EOF |
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} |
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# |
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# Report if we skipped backups because the disk was too full |
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# |
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if ( $Info{DUDailySkipHostCntPrev} > 0 ) { |
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my $n = $Info{DUDailySkipHostCntPrev}; |
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my $m = $Conf{DfMaxUsagePct}; |
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$mesg .= <<EOF; |
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Yesterday $n hosts were skipped because the file system containing |
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$TopDir was too full. The threshold in the |
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configuration file is $m%, while yesterday the file system was |
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up to $Info{DUDailyMaxPrev}% full. Please find more space on the file system, |
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or reduce the number of full or incremental backups that we keep. |
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EOF |
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} |
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# |
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# Check for bogus directories (probably PCs that are no longer |
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# on the backup list) |
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# |
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my $d = DirHandle->new("$TopDir/pc") or die("Can't read $TopDir/pc: $!"); |
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my @oldDirs = (); |
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my @files = $d->read; |
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$d->close; |
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foreach my $host ( @files ) { |
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next if ( $host =~ /^\./ || defined($Status{$host}) ); |
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push(@oldDirs, "$TopDir/pc/$host"); |
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} |
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if ( @oldDirs ) { |
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my $oldDirs = join("\n - ", sort(@oldDirs)); |
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$mesg .= <<EOF; |
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The following directories are bogus and are not being used by |
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BackupPC. This typically happens when PCs are removed from the |
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backup list. If you don't need any old backups from these PCs you |
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should remove these directories. If there are machines on this |
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list that should be backed up then there is a problem with the |
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hosts file: |
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- $oldDirs |
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EOF |
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} |
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if ( $mesg ne "" && $Conf{EMailAdminUserName} ne "" ) { |
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$mesg = <<EOF; |
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To: $Conf{EMailAdminUserName} |
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Subject: BackupPC administrative attention needed |
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${mesg}Regards, |
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PC Backup Genie |
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EOF |
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if ( $opts{t} ) { |
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print("#" x 75, "\n"); |
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print $mesg; |
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} else { |
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SendMail($mesg); |
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} |
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} |
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########################################################################### |
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# Generate per-host warning messages sent to each user |
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########################################################################### |
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my $Hosts = $bpc->HostInfoRead(); |
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foreach my $host ( sort(keys(%Status)) ) { |
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next if ( $Hosts->{$host}{user} eq "" ); |
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# |
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# read any per-PC config settings (allowing per-PC email settings) |
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# |
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$bpc->ConfigRead($host); |
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%Conf = $bpc->Conf(); |
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my $user = $Hosts->{$host}{user}; |
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next if ( time - $UserEmailInfo{$user}{lastTime} |
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< $Conf{EMailNotifyMinDays} * 24*3600 ); |
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next if ($Conf{XferMethod} eq "archive" ); |
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my @Backups = $bpc->BackupInfoRead($host); |
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my $numBackups = @Backups; |
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if ( $numBackups == 0 ) { |
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my $subj = defined($Conf{EMailNoBackupEverSubj}) |
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? $Conf{EMailNoBackupEverSubj} |
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: $Lang->{EMailNoBackupEverSubj}; |
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my $mesg = defined($Conf{EMailNoBackupEverMesg}) |
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? $Conf{EMailNoBackupEverMesg} |
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: $Lang->{EMailNoBackupEverMesg}; |
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sendUserEmail($user, $host, $mesg, $subj, { |
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userName => user2name($user) |
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}) if ( !defined($Jobs{$host}) ); |
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next; |
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} |
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my $last = my $lastFull = my $lastIncr = 0; |
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my $lastGoodOutlook = 0; |
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my $lastNum = -1; |
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my $numBadOutlook = 0; |
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for ( my $i = 0 ; $i < @Backups ; $i++ ) { |
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my $fh; |
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$lastNum = $Backups[$i]{num} if ( $lastNum < $Backups[$i]{num} ); |
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if ( $Backups[$i]{type} eq "full" ) { |
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$lastFull = $Backups[$i]{startTime} |
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if ( $lastFull < $Backups[$i]{startTime} ); |
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} else { |
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$lastIncr = $Backups[$i]{startTime} |
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if ( $lastIncr < $Backups[$i]{startTime} ); |
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} |
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$last = $Backups[$i]{startTime} |
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if ( $last < $Backups[$i]{startTime} ); |
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my $badOutlook = 0; |
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my $file = "$TopDir/pc/$host/SmbLOG.$Backups[$i]{num}"; |
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my $comp = 0; |
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if ( !-f $file ) { |
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$file = "$TopDir/pc/$host/XferLOG.$Backups[$i]{num}"; |
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if ( !-f $file ) { |
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$comp = 1; |
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$file = "$TopDir/pc/$host/SmbLOG.$Backups[$i]{num}.z"; |
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$file = "$TopDir/pc/$host/XferLOG.$Backups[$i]{num}.z" |
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if ( !-f $file ); |
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} |
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} |
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next if ( !defined($fh = BackupPC::FileZIO->open($file, 0, $comp)) ); |
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while ( 1 ) { |
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my $s = $fh->readLine(); |
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last if ( $s eq "" ); |
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if ( $s =~ /^\s*Error reading file.*\.pst : (ERRDOS - ERRlock|NT_STATUS_FILE_LOCK_CONFLICT)/ |
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|| $s =~ /^\s*Error reading file.*\.pst\. Got 0 bytes/ ) { |
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$badOutlook = 1; |
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last; |
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} |
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} |
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$fh->close(); |
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$numBadOutlook += $badOutlook; |
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if ( !$badOutlook ) { |
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$lastGoodOutlook = $Backups[$i]{startTime} |
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if ( $lastGoodOutlook < $Backups[$i]{startTime} ); |
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} |
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} |
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if ( time - $last > $Conf{EMailNotifyOldBackupDays} * 24*3600 ) { |
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my $subj = defined($Conf{EMailNoBackupRecentSubj}) |
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? $Conf{EMailNoBackupRecentSubj} |
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: $Lang->{EMailNoBackupRecentSubj}; |
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my $mesg = defined($Conf{EMailNoBackupRecentMesg}) |
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? $Conf{EMailNoBackupRecentMesg} |
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: $Lang->{EMailNoBackupRecentMesg}; |
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my $firstTime = sprintf("%.1f", |
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(time - $Backups[0]{startTime}) / (24*3600)); |
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my $days = sprintf("%.1f", (time - $last) / (24 * 3600)); |
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sendUserEmail($user, $host, $mesg, $subj, { |
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firstTime => $firstTime, |
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days => $days, |
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userName => user2name($user), |
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numBackups => $numBackups, |
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}) if ( !defined($Jobs{$host}) ); |
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next; |
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} |
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if ( $numBadOutlook > 0 |
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&& time - $lastGoodOutlook > $Conf{EMailNotifyOldOutlookDays} |
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* 24 * 3600 ) { |
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my($days, $howLong); |
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if ( $lastGoodOutlook == 0 ) { |
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$howLong = eval("qq{$Lang->{howLong_not_been_backed_up}}"); |
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} else { |
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$days = sprintf("%.1f", (time - $lastGoodOutlook) / (24*3600)); |
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$howLong = eval("qq{$Lang->{howLong_not_been_backed_up_for_days_days}}"); |
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} |
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my $subj = defined($Conf{EMailOutlookBackupSubj}) |
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? $Conf{EMailOutlookBackupSubj} |
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: $Lang->{EMailOutlookBackupSubj}; |
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my $mesg = defined($Conf{EMailOutlookBackupMesg}) |
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? $Conf{EMailOutlookBackupMesg} |
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: $Lang->{EMailOutlookBackupMesg}; |
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my $firstTime = sprintf("%.1f", |
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(time - $Backups[0]{startTime}) / (24*3600)); |
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my $lastTime = sprintf("%.1f", |
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(time - $Backups[$#Backups]{startTime}) / (24*3600)); |
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sendUserEmail($user, $host, $mesg, $subj, { |
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days => $days, |
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firstTime => $firstTime, |
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lastTime => $lastTime, |
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numBackups => $numBackups, |
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userName => user2name($user), |
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howLong => $howLong, |
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serverHost => $Conf{ServerHost}, |
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}) if ( !defined($Jobs{$host}) ); |
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} |
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} |
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if ( !$opts{t} ) { |
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$Data::Dumper::Indent = 1; |
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my $dumpStr = Data::Dumper->Dump( |
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[\%UserEmailInfo], |
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[qw(*UserEmailInfo)]); |
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if ( open(HOST, ">", "$TopDir/log/UserEmailInfo.pl") ) { |
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binmode(HOST); |
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print(HOST $dumpStr); |
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close(HOST); |
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} |
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} |
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sub user2name |
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{ |
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my($user) = @_; |
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my($name) = (getpwnam($user))[6]; |
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$name =~ s/\s.*//; |
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$name = $user if ( $name eq "" ); |
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return $name; |
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} |
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sub sendUserEmail |
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{ |
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my($user, $host, $mesg, $subj, $vars) = @_; |
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$vars->{user} = $user; |
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$vars->{host} = $host; |
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$vars->{domain} = $Conf{EMailUserDestDomain}; |
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$vars->{CgiURL} = $Conf{CgiURL}; |
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$subj =~ s/\$(\w+)/defined($vars->{$1}) ? $vars->{$1} : "\$$1"/eg; |
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$vars->{subj} = $subj; |
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$mesg =~ s/\$(\w+)/defined($vars->{$1}) ? $vars->{$1} : "\$$1"/eg; |
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if ( $opts{t} ) { |
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print("#" x 75, "\n"); |
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print $mesg; |
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} else { |
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SendMail($mesg); |
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} |
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$UserEmailInfo{$user}{lastTime} = time; |
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$UserEmailInfo{$user}{lastSubj} = $subj; |
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$UserEmailInfo{$user}{lastHost} = $host; |
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} |
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sub SendMail |
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{ |
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my($mesg) = @_; |
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my($from) = $Conf{EMailFromUserName}; |
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local(*MAIL); |
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$from = "-f $from" if ( $from ne "" ); |
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if ( !open(MAIL, "|$Conf{SendmailPath} -t $from") ) { |
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printf("Can't run sendmail ($Conf{SendmailPath}): $!\n"); |
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return; |
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} |
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print MAIL $mesg; |
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close(MAIL); |
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} |
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