166 lines
3.9 KiB
Perl
166 lines
3.9 KiB
Perl
package Lemonldap::NG::Common::Conf::File;
|
|
|
|
use strict;
|
|
use utf8;
|
|
use Lemonldap::NG::Common::Conf::Constants; #inherits
|
|
use JSON::MaybeXS;
|
|
use Encode;
|
|
|
|
our $VERSION = '1.4.0';
|
|
our $initDone;
|
|
|
|
sub Lemonldap::NG::Common::Conf::_lock {
|
|
my ( $self, $cfgNum ) = @_;
|
|
return "$self->{dirName}/lmConf.lock";
|
|
}
|
|
|
|
sub Lemonldap::NG::Common::Conf::_file {
|
|
my ( $self, $cfgNum ) = @_;
|
|
return "$self->{dirName}/lmConf-$cfgNum.js";
|
|
}
|
|
|
|
sub prereq {
|
|
my $self = shift;
|
|
unless ( $self->{dirName} ) {
|
|
$Lemonldap::NG::Common::Conf::msg .=
|
|
'"dirName" is required in "File" configuration type ! \n';
|
|
return 0;
|
|
}
|
|
unless ( -d $self->{dirName} ) {
|
|
$Lemonldap::NG::Common::Conf::msg .=
|
|
"Directory \"$self->{dirName}\" does not exist ! \n";
|
|
return 0;
|
|
}
|
|
1;
|
|
}
|
|
|
|
sub available {
|
|
my $self = shift;
|
|
opendir D, $self->{dirName};
|
|
my @conf = readdir(D);
|
|
closedir D;
|
|
@conf =
|
|
sort { $a <=> $b }
|
|
map { /lmConf-(\d+)(?:\.js)?/ ? ( $1 + 0 ) : () } @conf;
|
|
return @conf;
|
|
}
|
|
|
|
sub lastCfg {
|
|
my $self = shift;
|
|
my @avail = $self->available;
|
|
return $avail[$#avail];
|
|
}
|
|
|
|
sub lock {
|
|
my $self = shift;
|
|
if ( $self->isLocked ) {
|
|
sleep 2;
|
|
return 0 if ( $self->isLocked );
|
|
}
|
|
unless ( open F, ">" . $self->_lock ) {
|
|
$Lemonldap::NG::Common::Conf::msg .=
|
|
"Unable to lock (" . $self->_lock . ") \n";
|
|
return 0;
|
|
}
|
|
print F $$;
|
|
close F;
|
|
return 1;
|
|
}
|
|
|
|
sub isLocked {
|
|
my $self = shift;
|
|
-e $self->_lock;
|
|
}
|
|
|
|
sub unlock {
|
|
my $self = shift;
|
|
unlink $self->_lock;
|
|
1;
|
|
}
|
|
|
|
sub store {
|
|
my ( $self, $fields ) = @_;
|
|
my $mask = umask;
|
|
umask( oct('0027') );
|
|
unless ( open FILE, ">:encoding(UTF-8)", $self->_file( $fields->{cfgNum} ) )
|
|
{
|
|
$Lemonldap::NG::Common::Conf::msg .= "Open file failed: $! \n";
|
|
$self->unlock;
|
|
return UNKNOWN_ERROR;
|
|
}
|
|
print FILE JSON->new->canonical(1)->encode($fields);
|
|
close FILE;
|
|
umask($mask);
|
|
return $fields->{cfgNum};
|
|
}
|
|
|
|
sub load {
|
|
my ( $self, $cfgNum, $fields ) = @_;
|
|
my $f;
|
|
if ( -e $self->_file($cfgNum) ) {
|
|
local $/ = '';
|
|
my $ret;
|
|
unless ( open FILE, $self->_file($cfgNum) ) {
|
|
$Lemonldap::NG::Common::Conf::msg .= "Read error: $!$@";
|
|
return undef;
|
|
}
|
|
binmode FILE;
|
|
$f = join( '', <FILE> );
|
|
$f = encode( 'UTF-8', $f );
|
|
eval { $ret = decode_json($f) };
|
|
if ($@) {
|
|
$Lemonldap::NG::Common::Conf::msg .=
|
|
"JSON fails to read file: $@ \n";
|
|
return undef;
|
|
}
|
|
return $ret;
|
|
}
|
|
|
|
# Old format
|
|
elsif ( -e "$self->{dirName}/lmConf-$cfgNum" ) {
|
|
open FILE, "$self->{dirName}/lmConf-$cfgNum" or die "$!$@";
|
|
local $/ = "";
|
|
unless ( open FILE, $self->{dirName} . "/lmConf-$cfgNum" ) {
|
|
$Lemonldap::NG::Common::Conf::msg .= "Open file failed: $! \n";
|
|
return undef;
|
|
}
|
|
while (<FILE>) {
|
|
my ( $k, $v ) = split /\n\s+/;
|
|
chomp $k;
|
|
$v =~ s/\n*$//;
|
|
if ($fields) {
|
|
$f->{$k} = $v if ( grep { $_ eq $k } @$fields );
|
|
}
|
|
else {
|
|
$f->{$k} = $v;
|
|
}
|
|
}
|
|
close FILE;
|
|
require Lemonldap::NG::Common::Conf::Serializer;
|
|
return $self->unserialize($f);
|
|
}
|
|
else {
|
|
$Lemonldap::NG::Common::Conf::msg .=
|
|
"Unable to find configuration file";
|
|
return undef;
|
|
}
|
|
}
|
|
|
|
sub delete {
|
|
my ( $self, $cfgNum ) = @_;
|
|
my $file = $self->_file($cfgNum);
|
|
if ( -e $file ) {
|
|
my $res = unlink($file);
|
|
$Lemonldap::NG::Common::Conf::msg .= $! unless ($res);
|
|
return $res;
|
|
}
|
|
else {
|
|
$Lemonldap::NG::Common::Conf::msg .=
|
|
"Unable to delete conf $cfgNum, no such file";
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
1;
|
|
__END__
|