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zmaudit.pl.in
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#!@PERL_EXECUTABLE@ -wT
#
# ==========================================================================
#
# ZoneMinder Audit Script, $Date$, $Revision$
# Copyright (C) 2001-2008 Philip Coombes
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
#
# ==========================================================================
use strict;
use bytes;
# ==========================================================================
#
# These are the elements you can edit to suit your installation
#
# ==========================================================================
use constant RECOVER_TAG => '(r)'; # Tag to append to event name when recovered
use constant RECOVER_TEXT => 'Recovered.'; # Text to append to event notes when recovered
# ==========================================================================
#
# You shouldn't need to change anything from here downwards
#
# ==========================================================================
@EXTRA_PERL_LIB@
use ZoneMinder;
use DBI;
use POSIX;
use File::Find;
use Time::HiRes qw/gettimeofday/;
use Getopt::Long;
use autouse 'Pod::Usage'=>qw(pod2usage);
use constant EVENT_PATH => ($Config{ZM_DIR_EVENTS}=~m|/|)
? $Config{ZM_DIR_EVENTS}
: ($Config{ZM_PATH_WEB}.'/'.$Config{ZM_DIR_EVENTS})
;
use constant ZM_AUDIT_PID => '@ZM_RUNDIR@/zmaudit.pid';
$ENV{PATH} = '/bin:/usr/bin:/usr/local/bin';
$ENV{SHELL} = '/bin/sh' if exists $ENV{SHELL};
delete @ENV{qw(IFS CDPATH ENV BASH_ENV)};
my $report = 0;
my $interactive = 0;
my $continuous = 0;
my $level = 1;
my $monitor_id = 0;
my $version;
my $force = 0;
my $server_id = undef;
my $storage_id = undef;
logInit();
GetOptions(
continuous =>\$continuous,
force =>\$force,
interactive =>\$interactive,
level =>\$level,
'monitor_id=i' =>\$monitor_id,
report =>\$report,
'server_id=i' =>\$server_id,
'storage_id=i' =>\$storage_id,
version =>\$version
) or pod2usage(-exitstatus => -1);
if ( $version ) {
print( ZoneMinder::Base::ZM_VERSION . "\n");
exit(0);
}
if ( ($report + $interactive + $continuous) > 1 ) {
print( STDERR "Error, only one option may be specified\n" );
pod2usage(-exitstatus => -1);
}
if ( ! exists $Config{ZM_AUDIT_MIN_AGE} ) {
Fatal('ZM_AUDIT_MIN_AGE is not set in config.');
}
if ( -e ZM_AUDIT_PID ) {
local $/ = undef;
open FILE, ZM_AUDIT_PID or die "Couldn't open file: $!";
binmode FILE;
my $pid = <FILE>;
close FILE;
if ( $force ) {
Error("zmaudit.pl appears to already be running at pid $pid. Continuing." );
} else {
Fatal("zmaudit.pl appears to already be running at pid $pid. If not, please delete " .
ZM_AUDIT_PID . " or use the --force command line option." );
}
} # end if ZM_AUDIT_PID exists
if ( open( my $PID, '>', ZM_AUDIT_PID ) ) {
print( $PID $$ );
close($PID);
} else {
Error('Can\'t open pid file at '.ZM_PID);
}
sub HupHandler {
Info('Received HUP, reloading');
&ZoneMinder::Logger::logHupHandler();
}
sub TermHandler {
Info('Received TERM, exiting');
Term();
}
sub Term {
unlink ZM_AUDIT_PID;
exit(0);
}
$SIG{HUP} = \&HupHandler;
$SIG{TERM} = \&TermHandler;
$SIG{INT} = \&TermHandler;
my $dbh = zmDbConnect();
$| = 1;
require ZoneMinder::Monitor;
require ZoneMinder::Storage;
require ZoneMinder::Event;
my $max_image_age = 6/24; # 6 hours
my $max_swap_age = 24/24; # 24 hours
# images now live under the event path
my $image_path = EVENT_PATH;
my $loop = 1;
my $cleaned = 0;
MAIN: while( $loop ) {
if ( $continuous ) {
# if we are running continuously, then just skip to the next
# interval, otherwise we are a one off run, so wait a second and
# retry until someone kills us.
sleep($Config{ZM_AUDIT_CHECK_INTERVAL});
} else {
sleep 1;
} # end if
# After a long sleep, we may need to reconnect to the db
while ( ! ( $dbh and $dbh->ping() ) ) {
$dbh = zmDbConnect();
if ( ! $dbh ) {
Error('Unable to connect to database');
if ( $continuous ) {
# if we are running continuously, then just skip to the next
# interval, otherwise we are a one off run, so wait a second and
# retry until someone kills us.
sleep($Config{ZM_AUDIT_CHECK_INTERVAL});
} else {
Term();
} # end if
} # end if
} # end while can't connect to the db
my @Storage_Areas;
my @all_Storage_Areas = ZoneMinder::Storage->find();
if ( defined $storage_id ) {
@Storage_Areas = map { $$_{Id} == $storage_id ? $_ : () } @all_Storage_Areas;
if ( !@Storage_Areas ) {
Error("No Storage Area found with Id $storage_id");
Term();
}
Info("Auditing Storage Area $Storage_Areas[0]{Id} $Storage_Areas[0]{Name} at $Storage_Areas[0]{Path}");
} elsif ( $server_id ) {
@Storage_Areas = ZoneMinder::Storage->find(ServerId => $server_id);
if ( ! @Storage_Areas ) {
Error('No Storage Area found with ServerId='.$server_id);
Term();
}
foreach my $Storage ( @Storage_Areas ) {
Info('Auditing ' . $Storage->Name() . ' at ' . $Storage->Path() . ' on ' . $Storage->Server()->Name() );
}
} else {
@Storage_Areas = ZoneMinder::Storage->find();
Info('Auditing All Storage Areas');
}
my %Monitors;
my $db_monitors;
my $monitorSelectSql = $monitor_id ? 'SELECT * FROM `Monitors` WHERE `Id`=?' : 'SELECT * FROM `Monitors` ORDER BY `Id`';
my $monitorSelectSth = $dbh->prepare_cached( $monitorSelectSql )
or Fatal( "Can't prepare '$monitorSelectSql': ".$dbh->errstr() );
my $eventSelectSql = 'SELECT `Id`, (unix_timestamp() - unix_timestamp(`StartDateTime`)) AS Age
FROM `Events` WHERE `MonitorId` = ?'.(@Storage_Areas ? ' AND `StorageId` IN ('.join(',',map { '?'} @Storage_Areas).')' : '' ). ' ORDER BY `Id`';
my $eventSelectSth = $dbh->prepare_cached( $eventSelectSql )
or Fatal( "Can't prepare '$eventSelectSql': ".$dbh->errstr() );
$cleaned = 0;
my $res = $monitorSelectSth->execute( $monitor_id ? $monitor_id : () )
or Fatal( "Can't execute: $monitorSelectSql ".$monitorSelectSth->errstr() );
while( my $monitor = $monitorSelectSth->fetchrow_hashref() ) {
$Monitors{$$monitor{Id}} = $monitor;
my $db_events = $db_monitors->{$monitor->{Id}} = {};
my $res = $eventSelectSth->execute( $monitor->{Id}, map { $$_{Id} } @Storage_Areas )
or Fatal( "Can't execute: ".$eventSelectSth->errstr() );
while ( my $event = $eventSelectSth->fetchrow_hashref() ) {
$db_events->{$event->{Id}} = $event->{Age};
}
Debug('Got '.int(keys(%$db_events))." events for monitor $monitor->{Id} using $eventSelectSql");
} # end while monitors
my $fs_monitors;
foreach my $Storage ( @Storage_Areas ) {
Debug('Checking events in ' . $Storage->Path() );
if ( ! chdir( $Storage->Path() ) ) {
Error( 'Unable to change dir to ' . $Storage->Path() );
next;
} # end if
# Please note that this glob will take all files beginning with a digit.
foreach my $monitor ( glob('[0-9]*') ) {
if ( $monitor =~ /\D/ ) {
Debug("Weird non digit characters in $monitor");
next;
}
if ( $monitor_id and ( $monitor_id != $monitor ) ) {
Debug("Skipping monitor $monitor because we are only interested in monitor $monitor_id");
next;
}
Debug("Found filesystem monitor '$monitor'");
$fs_monitors->{$monitor} = {} if ! $fs_monitors->{$monitor};
my $fs_events = $fs_monitors->{$monitor};
# De-taint
( my $monitor_dir ) = ( $monitor =~ /^(.*)$/ );
{
my @day_dirs = glob("$monitor_dir/[0-9][0-9]/[0-9][0-9]/[0-9][0-9]");
Debug(qq`Checking for Deep Events under $$Storage{Path} using glob("$monitor_dir/[0-9][0-9]/[0-9][0-9]/[0-9][0-9]") returned `. scalar @day_dirs . ' events');
foreach my $day_dir ( @day_dirs ) {
Debug("Checking day dir $day_dir");
( $day_dir ) = ( $day_dir =~ /^(.*)$/ ); # De-taint
if ( !chdir($day_dir) ) {
Error("Can't chdir to '$$Storage{Path}/$day_dir': $!");
next;
}
if ( !opendir(DIR, '.') ) {
Error("Can't open directory '$$Storage{Path}/$day_dir': $!");
next;
}
my %event_ids_by_path;
my @event_links = sort { $b <=> $a } grep { -l $_ } readdir(DIR);
Debug("Have " . @event_links . ' event links');
closedir(DIR);
my $count = 0;
foreach my $event_link ( @event_links ) {
# Event links start with a period and consist of the digits of the event id. Anything else is not an event link
my ($event_id) = $event_link =~ /^\.(\d+)$/;
if ( !$event_id ) {
Warning("Non-event link found $event_link in $day_dir, skipping");
next;
}
#Event path is hour/minute/sec
my $event_path = readlink($event_link);
$event_path = '' if ! defined($event_path);
Debug("Checking link $event_link points to: $event_path");
if ( !($event_path and -e $event_path) ) {
aud_print("Event link $day_dir/$event_link does not point to valid target at $event_path");
if ( confirm() ) {
( $event_link ) = ( $event_link =~ /^(.*)$/ ); # De-taint
unlink($event_link);
$cleaned = 1;
}
} else {
$event_ids_by_path{$event_path} = $event_id;
my $Event = $fs_events->{$event_id} = ZoneMinder::Event->find_one(Id=>$event_id);
if ( ! $Event ) {
$Event = $fs_events->{$event_id} = new ZoneMinder::Event();
$$Event{Id} = $event_id;
$$Event{Path} = join('/', $Storage->Path(), $day_dir, $event_path);
$$Event{RelativePath} = join('/', $day_dir, $event_path);
$$Event{Scheme} = 'Deep';
$Event->MonitorId( $monitor_dir );
$Event->StorageId( $Storage->Id() );
$Event->DiskSpace( undef );
} else {
my $full_path = join('/', $Storage->Path(), $day_dir, $event_path);
# Check storage id
if ( $Storage->Id() and !$Event->Storage()->Id() ) {
Info("Correcting StorageId for event $$Event{Id} from $$Event{StorageId} $$Event{Path} to $$Storage{Id} $full_path");
$Event->save({ StorageId=>$Storage->Id() });
$Event->Path(undef);
} else {
if ( $Event->Path() ne $full_path ) {
if ( ! (-e $Event->Path()) ) {
if ( $Event->StorageId() != $Storage->Id() ) {
Info("Correcting Storage Id for event $$Event{Id} from $$Event{StorageId} $$Event{Path} to $$Storage{Id} $full_path");
$Event->save({ StorageId=>$Storage->Id() });
$Event->Path(undef);
}
} else {
Info("Not updating path to event due to it existing at both $$Event{Path} and $event_path");
}
} # end if change of storage id
} # end if valid storage id
} # end if event found
if ( ! $Event->SaveJPEGs() ) {
my $saveJPegs = ( $Event->has_capture_jpegs() ? 1 : 0 ) | ( $Event->has_analyse_jpegs() ? 2 : 0 );
if ( $Event->SaveJPEGs(
( $Event->has_capture_jpegs() ? 1 : 0 ) | ( $Event->has_analyse_jpegs() ? 2 : 0 )
) ) {
Info("Updated Event $$Event{Id} SaveJPEGs to " . $Event->SaveJPEGs());
$Event->save();
}
}
} # event path exists
} # end foreach event_link
# Now check for events that have lost their link
my @time_dirs = glob('[0-9][0-9]/[0-9][0-9]/[0-9][0-9]');
foreach my $event_dir ( @time_dirs ) {
Debug("Checking time dir $event_dir");
( $event_dir ) = ( $event_dir =~ /^(.*)$/ ); # De-taint
my $event_id = undef;
my $Event = new ZoneMinder::Event();
$$Event{Path} = join('/', $Storage->Path(), $day_dir, $event_dir);
my @contents = $Event->files();
Debug("Have " . @contents . " files in $day_dir/$event_dir");
my @mp4_files = grep( /^\d+\-video.mp4$/, @contents);
foreach my $mp4_file ( @mp4_files ) {
my ( $id ) = $mp4_file =~ /^([0-9]+)\-video\.mp4$/;
if ( $id ) {
$event_id = $id;
Debug("Got event id from mp4 file $mp4_file => $event_id");
last;
}
}
if ( ! $event_id ) {
# Look for .id file
my @hidden_files = grep( /^\.\d+$/, @contents);
Debug('Have ' . @hidden_files . ' hidden files');
if ( @hidden_files ) {
( $event_id ) = $hidden_files[0] =~ /^.(\d+)$/;
}
}
if ( $event_id and ! $fs_events->{$event_id} ) {
$fs_events->{$event_id} = $Event;
$$Event{Id} = $event_id;
$$Event{RelativePath} = join('/', $day_dir, $event_dir);
$$Event{Scheme} = 'Deep';
$Event->MonitorId( $monitor_dir );
$Event->StorageId( $Storage->Id() );
$Event->DiskSpace( undef );
$Event->SaveJPEGs(
( $Event->has_capture_jpegs() ? 1 : 0 ) | ( $Event->has_analyse_jpegs() ? 2 : 0 )
);
if ( ! $event_ids_by_path{$event_dir} ) {
Warning("No event link found at ".$Event->LinkPath() ." for " . $Event->to_string());
}
} else {
if ( $event_ids_by_path{$event_dir} ) {
Debug("Have an event link, leaving dir alone.");
next;
}
my ( undef, $year, $month, $day ) = split('/', $day_dir);
$year += 2000;
my ( $hour, $minute, $second ) = split('/', $event_dir);
my $StartDateTime =sprintf('%.4d-%.2d-%.2d %.2d:%.2d:%.2d', $year, $month, $day, $hour, $minute, $second);
my $Event = ZoneMinder::Event->find_one(
MonitorId=>$monitor_dir,
StartDateTime=>$StartDateTime,
);
if ( $Event ) {
Debug("Found event matching StartDateTime on monitor $monitor_dir at $StartDateTime: " . $Event->to_string());
next;
}
aud_print("Deleting event directories with no event id information at $day_dir/$event_dir");
if ( confirm() ) {
executeShellCommand($Config{ZM_PATH_RM}.' -rf '.$event_dir);
$cleaned = 1;
}
} # end if able to find id
} # end foreach event_dir without link
chdir( $Storage->Path() );
} # end foreach day dir
}
Debug("Checking for Medium Scheme Events under $$Storage{Path}/$monitor_dir");
{
my @event_dirs = glob("$monitor_dir/[0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]/*");
Debug('glob("'.$monitor_dir.'/[0-9][0-9][0-9][0-9]-[0-9][0-9]-[0-9][0-9]/*") returned '.(scalar @event_dirs).' entries.');
foreach my $event_dir ( @event_dirs ) {
if ( ! -d $event_dir ) {
Debug("$event_dir is not a dir. Skipping");
next;
}
my ( $date, $event_id ) = $event_dir =~ /^$monitor_dir\/(\d{4}\-\d{2}\-\d{2})\/(\d+)$/;
if ( !$event_id ) {
Debug('Unable to parse date/event_id from '.$event_dir);
next;
}
my $Event = $fs_events->{$event_id} = new ZoneMinder::Event();
$$Event{Id} = $event_id;
$$Event{Scheme} = 'Medium';
$$Event{RelativePath} = $event_dir;
$Event->MonitorId( $monitor_dir );
$Event->StorageId( $Storage->Id() );
$Event->Path();
$Event->age();
Debug("Have event $$Event{Id} at $$Event{Path}");
$Event->StartDateTime(POSIX::strftime('%Y-%m-%d %H:%M:%S', gmtime(time_of_youngest_file($Event->Path()))));
} # end foreach event
} # end scope for medium
Debug("Checking for Medium Scheme Events under $$Storage{Path}/$monitor_dir");
{
if ( ! chdir($monitor_dir) ) {
Error("Can't chdir directory '$$Storage{Path}/$monitor_dir': $!");
next;
}
if ( ! opendir(DIR, '.') ) {
Error("Can't open directory '$$Storage{Path}/$monitor_dir': $!");
next;
}
my @temp_events = sort { $b <=> $a } grep { -d $_ && $_ =~ /^\d+$/ } readdir(DIR);
closedir(DIR);
my $count = 0;
foreach my $event ( @temp_events ) {
my $Event = $fs_events->{$event} = new ZoneMinder::Event();
$$Event{Id} = $event;
$$Event{Scheme} = 'Shallow';
$Event->MonitorId( $monitor_dir );
$Event->StorageId( $Storage->Id() );
$Event->Path();
$Event->age();
} # end foreach event
chdir( $Storage->Path() );
}
Debug('Got '.int(keys(%$fs_events)).' filesystem events for monitor '.$monitor_dir);
delete_empty_subdirs($$Storage{Path}.'/'.$monitor_dir);
} # end foreach monitor
if ( $cleaned ) {
Debug('First stage cleaning done. Restarting.');
redo MAIN;
}
$cleaned = 0;
while ( my ( $monitor_id, $fs_events ) = each(%$fs_monitors) ) {
if ( my $db_events = $db_monitors->{$monitor_id} ) {
if ( ! $fs_events ) {
Debug("No fs_events for database monitor $monitor_id");
next;
}
my @event_ids = keys %$fs_events;
Debug('Have ' .scalar @event_ids . ' events for monitor '.$monitor_id);
foreach my $fs_event_id ( sort { $a <=> $b } keys %$fs_events ) {
my $Event = $fs_events->{$fs_event_id};
if ( ! defined( $db_events->{$fs_event_id} ) ) {
# Long running zmaudits can find events that were created after we loaded all db events.
# So do a secondary lookup
if ( ZoneMinder::Event->find_one(Id=>$fs_event_id) ) {
Debug("$$Event{Id} found in secondary lookup.");
next;
}
my $age = $Event->age();
if ( $age and ($age > $Config{ZM_AUDIT_MIN_AGE}) ) {
aud_print("Filesystem event $fs_event_id at $$Event{Path} does not exist in database and is $age seconds old");
if ( confirm() ) {
$Event->delete_files();
$cleaned = 1;
delete $fs_events->{$fs_event_id};
} # end if confirm
} # end if old enough
} # end if ! in db events
} # end foreach fs event
} else {
aud_print("Filesystem monitor '$monitor_id' in $$Storage{Path} does not exist in database");
if ( confirm() ) {
executeShellCommand($Config{ZM_PATH_RM}.' -rf '.$monitor_id);
$cleaned = 1;
}
}
} # end foreach monitor/filesystem events
my $monitor_links;
foreach my $link ( glob('*') ) {
next if !-l $link;
next if -e $link;
aud_print("Filesystem monitor link '$link' does not point to valid monitor directory");
if ( confirm() ) {
( $link ) = ( $link =~ /^(.*)$/ ); # De-taint
executeShellCommand($Config{ZM_PATH_RM}.qq` "$link"`);
$cleaned = 1;
}
} # end foreach monitor link
} # end foreach Storage Area
if ( $cleaned ) {
Debug('Events were deleted, starting again.');
redo MAIN;
}
$cleaned = 0;
my $deleteMonitorSql = 'DELETE LOW_PRIORITY FROM Monitors WHERE Id = ?';
my $deleteMonitorSth = $dbh->prepare_cached($deleteMonitorSql)
or Fatal("Can't prepare '$deleteMonitorSql': ".$dbh->errstr());
my $deleteEventSql = 'DELETE LOW_PRIORITY FROM Events WHERE Id = ?';
my $deleteEventSth = $dbh->prepare_cached( $deleteEventSql )
or Fatal("Can't prepare '$deleteEventSql': ".$dbh->errstr());
my $deleteFramesSql = 'DELETE LOW_PRIORITY FROM Frames WHERE EventId = ?';
my $deleteFramesSth = $dbh->prepare_cached( $deleteFramesSql )
or Fatal("Can't prepare '$deleteFramesSql': ".$dbh->errstr());
my $deleteStatsSql = 'DELETE LOW_PRIORITY FROM Stats WHERE EventId = ?';
my $deleteStatsSth = $dbh->prepare_cached( $deleteStatsSql )
or Fatal("Can't prepare '$deleteStatsSql': ".$dbh->errstr());
# Foreach database monitor and it's list of events.
while ( my ( $db_monitor, $db_events ) = each(%$db_monitors) ) {
Debug("Checking db events for monitor $db_monitor");
if ( ! $db_events ) {
Debug("Skipping db events for $db_monitor because there are none");
next;
}
# If we found the monitor in the file system
my $fs_events = $fs_monitors->{$db_monitor};
EVENT: while ( my ( $db_event, $age ) = each( %$db_events ) ) {
if ( ! ($fs_events and defined( $fs_events->{$db_event} ) ) ) {
Debug("Don't have an fs event for $db_event");
my $Event = ZoneMinder::Event->find_one( Id=>$db_event );
if ( ! $Event ) {
Debug("Event $db_event is no longer in db. Filter probably deleted it while we were auditing.");
next;
}
Debug("Event $db_event is not in fs. Should have been at ".$Event->Path());
# Check for existence in other Storage Areas
foreach my $Storage ( @all_Storage_Areas ) {
next if $$Storage{Id} == $$Event{StorageId};
my $path = $Storage->Path().'/'.$Event->RelativePath();
if ( -e $path ) {
Info("Event $$Event{Id} found at $path instead of $$Event{Path}");
if ( confirm('update', 'updating') ) {
$Event->save({StorageId=>$$Storage{Id}});
next EVENT;
}
} else {
Debug("$$Event{Id} Not found at $path");
}
} # end foreach Storage
if ( $Event->Archived() ) {
Warning("Event $$Event{Id} is Archived. Taking no further action on it.");
next;
}
if ( !$Event->StartDateTime() ) {
aud_print("Event $$Event{Id} has no start time.");
if ( confirm() ) {
$Event->delete();
$cleaned = 1;
}
next;
}
if ( ! $Event->EndDateTime() ) {
if ( $age > $Config{ZM_AUDIT_MIN_AGE} ) {
aud_print("Event $$Event{Id} has no end time and is $age seconds old. Deleting it.");
if ( confirm() ) {
$Event->delete();
$cleaned = 1;
}
next;
}
}
if ( $Event->check_for_in_filesystem() ) {
Debug("Database event $$Event{Id} apparently exists at " . $Event->Path());
} else {
if ( $age > $Config{ZM_AUDIT_MIN_AGE} ) {
aud_print("Database event '$db_monitor/$db_event' does not exist at " . $Event->Path().' in filesystem, deleting');
if ( confirm() ) {
$Event->delete();
$cleaned = 1;
}
} else {
aud_print("Database event '".$Event->Path()." monitor:$db_monitor event:$db_event' does not exist in filesystem but too young to delete age: $age > MIN $Config{ZM_AUDIT_MIN_AGE}.");
}
} # end if exists in filesystem
} else {
Debug("Found fs event for id $db_event, $age seconds old at " . $$fs_events{$db_event}->Path());
my $Event = ZoneMinder::Event->find_one( Id=>$db_event );
if ( $Event and ! $Event->check_for_in_filesystem() ) {
Warning('Not found at ' . $Event->Path() . ' was found at ' . $$fs_events{$db_event}->Path());
Warning($Event->to_string());
Warning($$fs_events{$db_event}->to_string());
$$Event{Scheme} = '' if ! defined $$Event{Scheme};
if ( $$fs_events{$db_event}->Scheme() ne $Event->Scheme() ) {
Info("Updating scheme on event $$Event{Id} from $$Event{Scheme} to $$fs_events{$db_event}{Scheme}");
$Event->Scheme($$fs_events{$db_event}->Scheme());
}
if ( $$fs_events{$db_event}->StorageId() != $Event->StorageId() ) {
Info("Updating storage area on event $$Event{Id} from $$Event{StorageId} to $$fs_events{$db_event}{StorageId}");
$Event->StorageId($$fs_events{$db_event}->StorageId());
}
if ( ! $Event->StartDateTime() ) {
Info("Updating StartDateTime on event $$Event{Id} from $$Event{StartDateTime} to $$fs_events{$db_event}{StartDateTime}");
$Event->StartDateTime($$fs_events{$db_event}->StartDateTime());
}
$Event->save();
} # end if Event exists in db and not in filesystem
} # end if ! in fs_events
} # foreach db_event
} # end foreach db_monitor
if ( $cleaned ) {
Debug('Have done some cleaning, restarting.');
redo MAIN;
}
if ( $level > 1 ) {
# Remove orphaned events (with no monitor)
# Shouldn't be possible anymore with FOREIGN KEYS in place
$cleaned = 0;
Debug("Checking for Orphaned Events");
my $selectOrphanedEventsSql = 'SELECT `Events`.`Id`, `Events`.`Name`
FROM `Events` LEFT JOIN `Monitors` ON (`Events`.`MonitorId` = `Monitors`.`Id`)
WHERE isnull(`Monitors`.`Id`)';
my $selectOrphanedEventsSth = $dbh->prepare_cached( $selectOrphanedEventsSql )
or Error("Can't prepare '$selectOrphanedEventsSql': ".$dbh->errstr());
$res = $selectOrphanedEventsSth->execute()
or Error("Can't execute: ".$selectOrphanedEventsSth->errstr());
while( my $event = $selectOrphanedEventsSth->fetchrow_hashref() ) {
aud_print("Found orphaned event with no monitor '$event->{Id}'");
if ( confirm() ) {
if ( $res = $deleteEventSth->execute($event->{Id}) ) {
$cleaned = 1;
} else {
Error("Can't execute: ".$deleteEventSth->errstr());
}
}
}
redo MAIN if $cleaned;
} # end if level > 1
# Remove empty events (with no frames)
$cleaned = 0;
Debug("Checking for Events with no Frames");
my $selectEmptyEventsSql = 'SELECT `E`.`Id` AS `Id`, `E`.`StartDateTime`, `F`.`EventId` FROM `Events` AS E LEFT JOIN `Frames` AS F ON (`E`.`Id` = `F`.`EventId`)
WHERE isnull(`F`.`EventId`) AND now() - interval '.$Config{ZM_AUDIT_MIN_AGE}.' second > `E`.`StartDateTime`';
if ( my $selectEmptyEventsSth = $dbh->prepare_cached( $selectEmptyEventsSql ) ) {
if ( $res = $selectEmptyEventsSth->execute() ) {
while( my $event = $selectEmptyEventsSth->fetchrow_hashref() ) {
aud_print("Found empty event with no frame records '$event->{Id}' at $$event{StartDateTime}");
if ($$event{Archived}) {
aud_print("Not deleting because it is archived.");
next;
}
if ( confirm() ) {
if ( $res = $deleteEventSth->execute($event->{Id}) ) {
$cleaned = 1;
} else {
Error("Can't execute: ".$deleteEventSth->errstr());
}
}
} # end foreach row
} else {
Error("Can't execute: ".$selectEmptyEventsSth->errstr());
}
} else {
Error("Can't prepare '$selectEmptyEventsSql': ".$dbh->errstr());
}
redo MAIN if $cleaned;
# Remove orphaned frame records
$cleaned = 0;
Debug('Checking for Orphaned Frames');
my $selectOrphanedFramesSql = 'SELECT DISTINCT `EventId` FROM `Frames`
WHERE (SELECT COUNT(*) FROM `Events` WHERE `Events`.`Id`=`EventId`)=0';
my $selectOrphanedFramesSth = $dbh->prepare_cached( $selectOrphanedFramesSql )
or Fatal("Can't prepare '$selectOrphanedFramesSql': ".$dbh->errstr());
$res = $selectOrphanedFramesSth->execute()
or Fatal("Can't execute: ".$selectOrphanedFramesSth->errstr());
while( my $frame = $selectOrphanedFramesSth->fetchrow_hashref() ) {
aud_print("Found orphaned frame records for event '$frame->{EventId}'");
if ( confirm() ) {
$res = $deleteFramesSth->execute($frame->{EventId})
or Fatal("Can't execute: ".$deleteFramesSth->errstr());
$cleaned = 1;
}
}
redo MAIN if $cleaned;
if ( $level > 1 ) {
# Remove orphaned stats records
$cleaned = 0;
Debug('Checking for Orphaned Stats');
my $selectOrphanedStatsSql = 'SELECT DISTINCT `EventId` FROM `Stats`
WHERE `EventId` NOT IN (SELECT `Id` FROM `Events`)';
my $selectOrphanedStatsSth = $dbh->prepare_cached( $selectOrphanedStatsSql )
or Fatal("Can't prepare '$selectOrphanedStatsSql': ".$dbh->errstr());
$res = $selectOrphanedStatsSth->execute()
or Fatal("Can't execute: ".$selectOrphanedStatsSth->errstr());
while( my $stat = $selectOrphanedStatsSth->fetchrow_hashref() ) {
aud_print("Found orphaned statistic records for event '$stat->{EventId}'");
if ( confirm() ) {
$res = $deleteStatsSth->execute( $stat->{EventId} )
or Fatal("Can't execute: ".$deleteStatsSth->errstr());
$cleaned = 1;
}
}
redo MAIN if ( $cleaned );
}
# New audit to close any events that were left open for longer than MIN_AGE seconds
my $selectUnclosedEventsSql =
#"SELECT E.Id, ANY_VALUE(E.MonitorId),
#
#max(F.TimeStamp) as EndTime,
#unix_timestamp(max(F.TimeStamp)) - unix_timestamp(E.StartDateTime) as Length,
#max(F.FrameId) as Frames,
#count(if(F.Score>0,1,NULL)) as AlarmFrames,
#sum(F.Score) as TotScore,
#max(F.Score) as MaxScore
#FROM Events as E
#INNER JOIN Frames as F on E.Id = F.EventId
#WHERE isnull(E.Frames) or isnull(E.EndTime)
#GROUP BY E.Id HAVING EndTime < (now() - interval ".$Config{ZM_AUDIT_MIN_AGE}.' second)'
#;
'SELECT *, unix_timestamp(`StartDateTime`) AS `TimeStamp` FROM `Events` WHERE `EndDateTime` IS NULL AND `StartDateTime` < (now() - interval '.$Config{ZM_AUDIT_MIN_AGE}.' second)'.($monitor_id?' AND MonitorId=?':'');
my $selectFrameDataSql = '
SELECT
max(`TimeStamp`) AS `EndDateTime`,
unix_timestamp(max(`TimeStamp`)) AS `EndTimeStamp`,
max(`FrameId`) AS `Frames`,
count(if(`Score`>0,1,NULL)) AS `AlarmFrames`,
sum(`Score`) AS `TotScore`,
max(`Score`) AS `MaxScore`
FROM `Frames` WHERE `EventId`=?';
my $selectFrameDataSth = $dbh->prepare_cached($selectFrameDataSql)
or Fatal("Can't prepare '$selectFrameDataSql': ".$dbh->errstr());
my $selectUnclosedEventsSth = $dbh->prepare_cached($selectUnclosedEventsSql)
or Fatal("Can't prepare '$selectUnclosedEventsSql': ".$dbh->errstr());
my $updateUnclosedEventsSql =
"UPDATE low_priority `Events`
SET `Name` = ?,
`EndDateTime` = ?,
`Length` = ?,
`Frames` = ?,
`AlarmFrames` = ?,
`TotScore` = ?,
`AvgScore` = ?,
`MaxScore` = ?,
`Notes` = concat_ws( ' ', `Notes`, ? )
WHERE `Id` = ?"
;
my $updateUnclosedEventsSth = $dbh->prepare_cached( $updateUnclosedEventsSql )
or Fatal("Can't prepare '$updateUnclosedEventsSql': ".$dbh->errstr());
$res = $selectUnclosedEventsSth->execute($monitor_id?$monitor_id:())
or Fatal("Can't execute: ".$selectUnclosedEventsSth->errstr());
while( my $event = $selectUnclosedEventsSth->fetchrow_hashref() ) {
aud_print("Found open event '$event->{Id}' on Monitor $event->{MonitorId} at $$event{StartDateTime}");
if ( confirm('close', 'closing') ) {
if ( ! ( $res = $selectFrameDataSth->execute($event->{Id}) ) ) {
Error("Can't execute: $selectFrameDataSql:".$selectFrameDataSth->errstr());
next;
}
my $frame = $selectFrameDataSth->fetchrow_hashref();
if ( $frame ) {
$res = $updateUnclosedEventsSth->execute(
sprintf('%s%d%s',
$Monitors{$event->{MonitorId}}->{EventPrefix},
$event->{Id},
RECOVER_TAG
),
$frame->{EndDateTime},
$frame->{EndTimeStamp} - $event->{TimeStamp},
$frame->{Frames},
$frame->{AlarmFrames},
$frame->{TotScore},
$frame->{AlarmFrames}
? int($frame->{TotScore} / $frame->{AlarmFrames})
: 0
,
$frame->{MaxScore},
RECOVER_TEXT,
$event->{Id}
) or Error('Can\'t execute: '.$updateUnclosedEventsSth->errstr());
} else {
Error('SHOULD DELETE');
} # end if has frame data
}
} # end while unclosed event
Debug('Done closing open events.');
# Now delete any old image files
if ( my @old_files = grep { -M > $max_image_age } <$image_path/*.{jpg,gif,wbmp}> ) {
aud_print('Deleting '.int(@old_files).' old images');
my $untainted_old_files = join( ';', @old_files );
( $untainted_old_files ) = ( $untainted_old_files =~ /^(.*)$/ );
unlink( split( /;/, $untainted_old_files ) );
}
eval {
# Now delete any old swap files
( my $swap_image_root ) = ( $Config{ZM_PATH_SWAP} =~ /^(.*)$/ ); # De-taint
File::Find::find( { wanted=>\&deleteSwapImage, untaint=>1 }, $swap_image_root );
};
# Prune the Logs table if required
if ( $Config{ZM_LOG_DATABASE_LIMIT} ) {
if ( $Config{ZM_LOG_DATABASE_LIMIT} =~ /^\d+$/ ) {
# Number of rows
my $selectLogRowCountSql = 'SELECT count(*) AS `Rows` FROM `Logs`';
my $selectLogRowCountSth = $dbh->prepare_cached( $selectLogRowCountSql )
or Fatal("Can't prepare '$selectLogRowCountSql': ".$dbh->errstr());
$res = $selectLogRowCountSth->execute()
or Fatal("Can't execute: ".$selectLogRowCountSth->errstr());
my $row = $selectLogRowCountSth->fetchrow_hashref();
my $logRows = $row->{Rows};
if ( $logRows > $Config{ZM_LOG_DATABASE_LIMIT} ) {
my $deleteLogByRowsSql = 'DELETE low_priority FROM `Logs` ORDER BY `TimeKey` ASC LIMIT ?';
my $deleteLogByRowsSth = $dbh->prepare_cached( $deleteLogByRowsSql )
or Fatal("Can't prepare '$deleteLogByRowsSql': ".$dbh->errstr());
$res = $deleteLogByRowsSth->execute( $logRows - $Config{ZM_LOG_DATABASE_LIMIT} )
or Fatal("Can't execute: ".$deleteLogByRowsSth->errstr());
if ( $deleteLogByRowsSth->rows() ) {
aud_print('Deleted '.$deleteLogByRowsSth->rows().' log table entries by count');
}
}
} else {
# Time of record
# 7 days is invalid. We need to remove the s
if ( $Config{ZM_LOG_DATABASE_LIMIT} =~ /^(.*)s$/ ) {
$Config{ZM_LOG_DATABASE_LIMIT} = $1;
}
my $deleted_rows;
do {
my $deleteLogByTimeSql =
'DELETE FROM `Logs`
WHERE `TimeKey` < unix_timestamp(now() - interval '.$Config{ZM_LOG_DATABASE_LIMIT}.') LIMIT 10';
my $deleteLogByTimeSth = $dbh->prepare_cached( $deleteLogByTimeSql )
or Fatal("Can't prepare '$deleteLogByTimeSql': ".$dbh->errstr());
$res = $deleteLogByTimeSth->execute()
or Fatal("Can't execute: ".$deleteLogByTimeSth->errstr());
$deleted_rows = $deleteLogByTimeSth->rows();
aud_print("Deleted $deleted_rows log table entries by time");
} while ( $deleted_rows );
}
} # end if ZM_LOG_DATABASE_LIMIT
$loop = $continuous;
my $eventcounts_sql = '
UPDATE `Event_Summaries` SET
`TotalEvents`=(SELECT COUNT(`Id`) FROM `Events` WHERE `MonitorId`=`Event_Summaries`.`MonitorId`),
`TotalEventDiskSpace`=(SELECT SUM(`DiskSpace`) FROM `Events` WHERE `MonitorId`=`Event_Summaries`.`MonitorId` AND `DiskSpace` IS NOT NULL),
`ArchivedEvents`=(SELECT COUNT(`Id`) FROM `Events` WHERE `MonitorId`=`Event_Summaries`.`MonitorId` AND `Archived`=1),
`ArchivedEventDiskSpace`=(SELECT SUM(`DiskSpace`) FROM `Events` WHERE `MonitorId`=`Event_Summaries`.`MonitorId` AND `Archived`=1 AND `DiskSpace` IS NOT NULL)
';
ZoneMinder::Database::zmDbDo($eventcounts_sql);
aud_print('Finished updating TotalEvents, ArchivedEvents');
my $eventcounts_hour_sql = '
UPDATE `Event_Summaries` INNER JOIN (
SELECT `MonitorId`, COUNT(*) AS `HourEvents`, SUM(COALESCE(`DiskSpace`,0)) AS `HourEventDiskSpace`
FROM `Events_Hour` GROUP BY `MonitorId`
) AS `E` ON `E`.`MonitorId`=`Event_Summaries`.`MonitorId` SET
`Event_Summaries`.`HourEvents` = `E`.`HourEvents`,
`Event_Summaries`.`HourEventDiskSpace` = `E`.`HourEventDiskSpace`
';
ZoneMinder::Database::zmDbDo($eventcounts_hour_sql);
aud_print("Finished updating HourEvents");
my $eventcounts_day_sql = '
UPDATE `Event_Summaries` INNER JOIN (
SELECT `MonitorId`, COUNT(*) AS `DayEvents`, SUM(COALESCE(`DiskSpace`,0)) AS `DayEventDiskSpace`
FROM `Events_Day` GROUP BY `MonitorId`
) AS `E` ON `E`.`MonitorId`=`Event_Summaries`.`MonitorId` SET
`Event_Summaries`.`DayEvents` = `E`.`DayEvents`,
`Event_Summaries`.`DayEventDiskSpace` = `E`.`DayEventDiskSpace`
';
ZoneMinder::Database::zmDbDo($eventcounts_day_sql);
aud_print("Finished updating DayEvents");
my $eventcounts_week_sql = '
UPDATE `Event_Summaries` INNER JOIN (
SELECT `MonitorId`, COUNT(*) AS `WeekEvents`, SUM(COALESCE(`DiskSpace`,0)) AS `WeekEventDiskSpace`
FROM `Events_Week` GROUP BY `MonitorId`
) AS `E` ON `E`.`MonitorId`=`Event_Summaries`.`MonitorId` SET
`Event_Summaries`.`WeekEvents` = `E`.`WeekEvents`,
`Event_Summaries`.`WeekEventDiskSpace` = `E`.`WeekEventDiskSpace`
';
ZoneMinder::Database::zmDbDo($eventcounts_week_sql);
aud_print("Finished updating WeekEvents");
my $eventcounts_month_sql = '
UPDATE `Event_Summaries` INNER JOIN (
SELECT `MonitorId`, COUNT(*) AS `MonthEvents`, SUM(COALESCE(`DiskSpace`,0)) AS `MonthEventDiskSpace`
FROM `Events_Month` GROUP BY `MonitorId`
) AS `E` ON `E`.`MonitorId`=`Event_Summaries`.`MonitorId` SET
`Event_Summaries`.`MonthEvents` = `E`.`MonthEvents`,
`Event_Summaries`.`MonthEventDiskSpace` = `E`.`MonthEventDiskSpace`
';
ZoneMinder::Database::zmDbDo($eventcounts_month_sql);
aud_print("Finished updating MonthEvents");
ZoneMinder::Database::zmDbDo('UPDATE Storage SET DiskSpace=(SELECT SUM(DiskSpace) FROM Events WHERE StorageId=Storage.Id)');
aud_print("Finished updating Storage DiskSpace");
sleep($Config{ZM_AUDIT_CHECK_INTERVAL}) if $continuous;
};
Term();
sub aud_print {
my $string = shift;
if ( !$continuous ) {
print($string);
print "\n";
} else {
Info($string);
}
}
sub confirm {
my $prompt = shift || 'delete';
my $action = shift || 'deleting';
my $yesno = 0;
if ( $report ) {
print("\n");
} elsif ( $interactive ) {
print(", $prompt Y/n/q: ");
my $char = <>;
chomp($char);
if ( $char eq 'q' ) {
Term();
}
if ( !$char ) {
$char = 'y';
}
$yesno = ( $char =~ /[yY]/ );
} else {
if ( !$continuous ) {
print(", $action\n");
} else {
Info($action);
}
$yesno = 1;
}
return $yesno;
}
sub deleteSwapImage {
my $file = $_;
return if $file =~ /^./;