zoneminder/scripts/zmcamtool.pl.in

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#!/usr/bin/perl -w
#
# ==========================================================================
#
# ZoneMinder Update 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
#
# ==========================================================================
#
# This script provides a way to import new ptz camera controls & camera presets
# into existing zoneminder systems. This script also provides a way to export
# ptz camera controls & camera presets from an existing zoneminder system into
# a sql file, which can then be easily imported to another zoneminder system.
#
use strict;
use bytes;
@EXTRA_PERL_LIB@
use ZoneMinder::Base qw(:all);
use ZoneMinder::Config qw(:all);
use ZoneMinder::Logger qw(:all);
use ZoneMinder::General qw(:all);
use ZoneMinder::Database qw(:all);
use ZoneMinder::ConfigAdmin qw( :functions );
use POSIX;
use DBI;
use Getopt::Long;
use Data::Dumper;
# TO-DO - Figure out if "detainting" the environment is really necessary for this script
$ENV{PATH} = '/bin:/usr/bin:/usr/local/bin';
$ENV{SHELL} = '/bin/sh' if exists $ENV{SHELL};
delete @ENV{qw(IFS CDPATH ENV BASH_ENV)};
# TO-DO - Decide what, if anything, should be passed to the zoneminder logger
my $web_uid = (getpwnam( $Config{ZM_WEB_USER} ))[2];
my $use_log = (($> == 0) || ($> == $web_uid));
logInit( toFile=>$use_log?DEBUG:NOLOG );
logSetSignal();
my $export = 0;
my $import = 0;
my $overwrite = 0;
my $help = 0;
my $topreset = 0;
my $sqlfile = '';
my $dbUser = $Config{ZM_DB_USER};
my $dbPass = $Config{ZM_DB_PASS};
# Process commandline parameters with getopt long
if ( !GetOptions( 'export'=>\$export, 'import'=>\$import, 'overwrite'=>\$overwrite, 'help'=>\$help, 'topreset'=>\$topreset, 'user:s'=>\$dbUser, 'pass:s'=>\$dbPass ) ) {
Usage();
}
$Config{ZM_DB_USER} = $dbUser;
$Config{ZM_DB_PASS} = $dbPass;
# Check to make sure commandline params make sense
if ( ((!$help) && ($import + $export + $topreset) != 1 )) {
print( STDERR qq/Please give only one of the following: "import", "export", or "topreset".\n/ );
Usage();
}
if ( ($export)&&($overwrite) ) {
print "Warning: Overwrite parameter ignored during an export.\n";
}
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if ( ($topreset)&&(!$ARGV[0]) ) {
print( STDERR qq/Parameter "topreset" requires a monitor ID.\n/ );
Usage();
}
# Call the appropriate subroutine based on the params given on the commandline
if ($help) {
Usage();
}
if ($export) {
exportsql();
}
if ($import) {
importsql();
}
if ($topreset) {
toPreset();
}
###############
# SUBROUTINES #
###############
# Usage subroutine help text
sub Usage
{
die("
USAGE:
zmcamtool.pl [--user=<dbuser> --pass=<dbpass>]
[[--overwrite] --import [file.sql]]
[--export [name]]
[--topreset monitor id]
PARAMETERS:
--export - Export all camera controls and presets to STDOUT.
Optionally specify a control or preset name.
--import - Import new camera controls and presets found in
zm_create.sql into the ZoneMinder dB.
Optionally specify an alternate sql file to read from.
--topreset - Copy a monitor to a Camera Preset given the monitor id.
--overwrite - Overwrite any existing controls or presets.
with the same name as the new controls or presets.
--help - Print usage information
--user=<dbuser> - Alternate dB user with privileges to alter dB.
--pass=<dbpass> - Password of alternate dB user with privileges to alter dB.
\n");
}
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# Exectute a pre-built sql statement
sub runQuery
{
my $dbh = shift;
my $sql = shift;
my $sth = $dbh->prepare_cached( $sql ) or die( "Can't prepare '$sql': ".$dbh->errstr() );
my $res = $sth->execute() or die( "Can't execute: ".$sth->errstr() );
$sth->finish();
}
# Checks if a name already exists in a sql table
sub checkName
{
my $dbh = shift;
my $sqltable = shift;
my $sqlname = shift;
my $result = 0;
my $sql = "select count(*) from $sqltable where Name = ?";
my $sth = $dbh->prepare_cached( $sql ) or die( "Can't prepare '$sql': ".$dbh->errstr() );
my $res = $sth->execute($sqlname) or die( "Can't execute: ".$sth->errstr() );
my $rows = $sth->fetchrow_arrayref();
$sth->finish();
if ($rows->[0] > 0) {
$result = 1;
}
return $result;
}
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# Delete a name from a sql table
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sub rmName
{
my $dbh = shift;
my $sqltable = shift;
my $sqlname = shift;
my $sql = "delete from $sqltable where Name = ?";
my $sth = $dbh->prepare_cached( $sql ) or die( "Can't prepare '$sql': ".$dbh->errstr() );
my $res = $sth->execute($sqlname) or die( "Can't execute: ".$sth->errstr() );
$sth->finish();
return $res;
}
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# Import camera control & presets into the zoneminder dB
sub importsql
{
my @newcontrols;
my @overwritecontrols;
my @skippedcontrols;
my @newpresets;
my @overwritepresets;
my @skippedpresets;
my %controls;
my %monitorpresets;
if ($ARGV[0]) {
$sqlfile = $ARGV[0];
} else {
$sqlfile = $Config{ZM_PATH_DATA}.'/db/zm_create.sql';
}
open(SQLFILE, $sqlfile) or die "Can't Open file: $!\n";
# Find and extract ptz control and monitor preset records
while (<SQLFILE>) {
# Our regex replaces the primary key with NULL
if (s/^(INSERT INTO .*?Controls.*? VALUES \().*?(,')(.*?)(',.*)/$1NULL$2$3$4/i) {
$controls{$3} = $_;
} elsif (s/^(INSERT INTO .*?MonitorPresets.*? VALUES \().*?(,')(.*?)(',.*)/$1NULL$2$3$4/i) {
$monitorpresets{$3} = $_;
}
}
close SQLFILE;
if ( ! (%controls || %monitorpresets) ) {
die "Error: No relevant data found in $sqlfile.\n";
}
# Now that we've got what we were looking for, compare to what is already in the dB
my $dbh = zmDbConnect();
foreach (keys %controls) {
if (!checkName($dbh,"Controls",$_)) {
# No existing Control was found. Add new control to dB.
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runQuery($dbh,$controls{$_});
push @newcontrols, $_;
} elsif ($overwrite) {
# An existing Control was found and the overwrite flag is set. Overwrite the control.
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rmName($dbh,"Controls",$_);
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runQuery($dbh,$controls{$_});
push @overwritecontrols, $_;
} else {
# An existing Control was found and the overwrite flag was not set. Do nothing.
push @skippedcontrols, $_;
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}
}
foreach (keys %monitorpresets) {
if (!checkName($dbh,"MonitorPresets",$_)) {
# No existing MonitorPreset was found. Add new MonitorPreset to dB.
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runQuery($dbh,$monitorpresets{$_});
push @newpresets, $_;
} elsif ($overwrite) {
# An existing MonitorPreset was found and the overwrite flag is set. Overwrite the MonitorPreset.
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rmName($dbh,"MonitorPresets",$_);
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runQuery($dbh,$monitorpresets{$_});
push @overwritepresets, $_;
} else {
# An existing MonitorPreset was found and the overwrite flag was not set. Do nothing.
push @skippedpresets, $_;
}
}
if (@newcontrols) {
print "Number of ptz camera controls added: ".scalar(@newcontrols)."\n";
}
if (@overwritecontrols) {
print "Number of existing ptz camera controls overwritten: ".scalar(@overwritecontrols)."\n";
}
if (@skippedcontrols) {
print "Number of existing ptz camera controls skipped: ".scalar(@skippedcontrols)."\n";
}
if (@newpresets) {
print "Number of monitor presets added: ".scalar(@newpresets)."\n";
}
if (@overwritepresets) {
print "Number of existing monitor presets overwritten: ".scalar(@overwritepresets)."\n";
}
if (@skippedpresets) {
print "Number of existing presets skipped: ".scalar(@skippedpresets)."\n";
}
}
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# Export camera controls & presets from the zoneminder dB to STDOUT
sub exportsql
{
my ( $host, $port ) = ( $Config{ZM_DB_HOST} =~ /^([^:]+)(?::(.+))?$/ );
my $command = "mysqldump -t --skip-opt --compact -h".$host;
$command .= " -P".$port if defined($port);
if ( $dbUser ) {
$command .= " -u".$dbUser;
if ( $dbPass ) {
$command .= " -p".$dbPass;
}
}
if ($ARGV[0]) {
$command .= qq( --where="Name = '$ARGV[0]'");
}
$command .= " zm Controls MonitorPresets";
my $output = qx($command);
my $status = $? >> 8;
# TO-DO - This does not seem necessary
#if ( $status || logDebugging() ) {
# chomp( $output );
# print( "Output: $output\n" );
#}
if ( $status ) {
die( "Command '$command' exited with status: $status\n" );
} else {
# NULLify the primary keys before printing the output to STDOUT
$output =~ s/VALUES \((.*?),'/VALUES \(NULL,'/ig;
print $output;
}
}
sub toPreset
{
my $dbh = zmDbConnect();
my $monitorid = $ARGV[0];
my @data;
# Grap the appropriate fields from the Monitors table
my $sql = "select Name, Type, Device, Channel, Format, Protocol, Method, Host, Port, Path, SubPath, Width, Height, Palette, MaxFPS, Controllable, ControlId, ControlDevice, ControlAddress, DefaultRate, DefaultScale from Monitors where Id = ?";
my $sth = $dbh->prepare_cached( $sql ) or die( "Can't prepare '$sql': ".$dbh->errstr() );
my $res = $sth->execute($monitorid) or die( "Can't execute: ".$sth->errstr() );
@data = $sth->fetchrow_array();
$sth->finish();
#
# TO-DO - Add code that tries to intelligently replace certain values with generic ones e.g. <ip>, <user>, <pwd>, etc.
#
if (!checkName($dbh,"MonitorPresets",$data[0])) {
# No existing Preset was found. Add new Preset to dB.
print "Adding new preset: $data[0]\n";
$sql = "insert into MonitorPresets values (NULL,?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?);";
$sth = $dbh->prepare_cached( $sql ) or die( "Can't prepare '$sql': ".$dbh->errstr() );
$res = $sth->execute(@data) or die( "Can't execute: ".$sth->errstr() );
} elsif ($overwrite) {
# An existing Control was found and the overwrite flag is set. Overwrite the control.
print "Existing preset $data[0] dedected.\nOverwriting...\n";
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rmName($dbh,"MonitorPresets",$data[0]);
$sql = "insert into MonitorPresets values (NULL,?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?, ?);";
$sth = $dbh->prepare_cached( $sql ) or die( "Can't prepare '$sql': ".$dbh->errstr() );
$res = $sth->execute(@data) or die( "Can't execute: ".$sth->errstr() );
} else {
# An existing Control was found and the overwrite flag was not set. Do nothing.
print "Existing preset $data[0] detected and overwrite flag not set.\nSkipping...\n";
}
$sth->finish();
}