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index 182e920bfc6236249b7b3ea95be4be1c8a04ea40..ccdcea1517ec4f27a3cbe1f20292858873d0e0a8 100644 (file)
use Exporter;
@ISA = qw(Exporter);
-@EXPORT = qw(create_xml_hash send_msg_hash2address get_content_from_xml_hash add_content2xml_hash create_xml_string encrypt_msg decrypt_msg create_ciphering transform_msg2hash get_time send_msg get_where_statement get_select_statement get_update_statement get_limit_statement get_orderby_statement);
+@EXPORT = qw(create_xml_hash get_content_from_xml_hash add_content2xml_hash create_xml_string encrypt_msg decrypt_msg create_ciphering transform_msg2hash get_time send_msg get_where_statement get_select_statement get_update_statement get_limit_statement get_orderby_statement);
use strict;
use warnings;
my $xml = new XML::Simple();
-sub process_incoming_msg {
- return;
-}
-
sub daemon_log {
my ($msg, $level) = @_ ;
&main::daemon_log($msg, $level);
}
+#=== FUNCTION ================================================================
+# NAME: create_xml_string
+# PARAMETERS: xml_hash - hash - hash from function create_xml_hash
+# RETURNS: xml_string - string - xml string representation of the hash
+# DESCRIPTION: transform the hash to a string using XML::Simple module
+#===============================================================================
+sub create_xml_string {
+ my ($xml_hash) = @_ ;
+ my $xml_string = $xml->XMLout($xml_hash, RootName => 'xml');
+ #$xml_string =~ s/[\n]+//g;
+ #daemon_log("create_xml_string:",7);
+ #daemon_log("$xml_string\n", 7);
+ return $xml_string;
+}
+
+
sub transform_msg2hash {
my ($msg) = @_ ;
my $hash = $xml->XMLin($msg, ForceArray=>1);
}
-#=== FUNCTION ================================================================
-# NAME: send_msg_hash2address
-# PARAMETERS: msg_hash - hash - xml_hash created with function create_xml_hash
-# PeerAddr string - socket address to send msg
-# PeerPort string - socket port, if not included in socket address
-# RETURNS: nothing
-# DESCRIPTION: ????
-#===============================================================================
-sub send_msg_hash2address ($$$){
- my ($msg_hash, $address, $passwd) = @_ ;
-
- # fetch header for logging
- my $header = @{$msg_hash->{header}}[0];
-
- # generate xml string
- my $msg_xml = &create_xml_string($msg_hash);
-
- # create ciphering object
- my $act_cipher = &create_ciphering($passwd);
-
- # encrypt xml msg
- my $crypted_msg = &encrypt_msg($msg_xml, $act_cipher);
-
- # opensocket
- my $socket = &open_socket($address);
- if(not defined $socket){
- daemon_log("cannot send '$header'-msg to $address , server not reachable", 5);
- return 1;
- }
-
- # send xml msg
- print $socket $crypted_msg."\n";
-
- close $socket;
-
- daemon_log("send '$header'-msg to $address", 1);
- daemon_log("message:\n$msg_xml", 8);
- return 0;
-}
-
-
-#=== FUNCTION ================================================================
-# NAME: get_content_from_xml_hash
-# PARAMETERS: xml_ref - ref - reference of the xml hash
-# element - string - key of the value you want
-# RETURNS: value - string - if key is either header, target or source
-# value - list - for all other keys in xml hash
-# DESCRIPTION:
-#===============================================================================
-sub get_content_from_xml_hash {
- my ($xml_ref, $element) = @_ ;
- #my $result = $main::xml_ref->{$element};
- #if( $element eq "header" || $element eq "target" || $element eq "source") {
- # return @$result[0];
- #}
- my @result = $xml_ref->{$element};
- return \@result;
-}
-
-
#=== FUNCTION ================================================================
# NAME: add_content2xml_hash
# PARAMETERS: xml_ref - ref - reference to a hash from function create_xml_hash
}
-#=== FUNCTION ================================================================
-# NAME: create_xml_string
-# PARAMETERS: xml_hash - hash - hash from function create_xml_hash
-# RETURNS: xml_string - string - xml string representation of the hash
-# DESCRIPTION: transform the hash to a string using XML::Simple module
-#===============================================================================
-sub create_xml_string {
- my ($xml_hash) = @_ ;
- my $xml_string = $xml->XMLout($xml_hash, RootName => 'xml');
- #$xml_string =~ s/[\n]+//g;
- #daemon_log("create_xml_string:",7);
- #daemon_log("$xml_string\n", 7);
- return $xml_string;
-}
-
-
#=== FUNCTION ================================================================
# NAME: encrypt_msg
# PARAMETERS: msg - string - message to encrypt
# DESCRIPTION: crypts the incoming message with the Crypt::Rijndael module
#===============================================================================
sub encrypt_msg {
- my ($msg, $my_cipher) = @_;
- if(not defined $my_cipher) { print "no cipher object\n"; }
- $msg = "\0"x(16-length($msg)%16).$msg;
+# my ($msg, $my_cipher) = @_;
+# if(not defined $my_cipher) { print "no cipher object\n"; }
+# {
+# use bytes;
+# $msg = "\0"x(16-length($msg)%16).$msg;
+# }
+# $msg = $my_cipher->encrypt($msg);
+# chomp($msg = &encode_base64($msg));
+#
+# # there are no newlines allowed inside msg
+# $msg=~ s/\n//g;
+#
+# return $msg;
+ my ($msg, $key) = @_;
+ my $my_cipher = &create_ciphering($key);
+ {
+ use bytes;
+ $msg = "\0"x(16-length($msg)%16).$msg;
+ }
$msg = $my_cipher->encrypt($msg);
chomp($msg = &encode_base64($msg));
-
# there are no newlines allowed inside msg
$msg=~ s/\n//g;
-
return $msg;
+
}
# DESCRIPTION: decrypts the incoming message with the Crypt::Rijndael module
#===============================================================================
sub decrypt_msg {
- my ($msg, $my_cipher) = @_ ;
- if(defined $msg && defined $my_cipher) {
- $msg = &decode_base64($msg);
- }
+# my ($msg, $my_cipher) = @_ ;
+#
+# if(defined $msg && defined $my_cipher) {
+# $msg = &decode_base64($msg);
+# }
+# $msg = $my_cipher->decrypt($msg);
+# $msg =~ s/\0*//g;
+# return $msg;
+ my ($msg, $key) = @_ ;
+ $msg = &decode_base64($msg);
+ my $my_cipher = &create_ciphering($key);
$msg = $my_cipher->decrypt($msg);
$msg =~ s/\0*//g;
return $msg;
# RETURNS: socket IO::Socket::INET
# DESCRIPTION: open a socket to PeerAddr
#===============================================================================
-sub open_socket {
- my ($PeerAddr, $PeerPort) = @_ ;
- if(defined($PeerPort)){
- $PeerAddr = $PeerAddr.":".$PeerPort;
- }
- my $socket;
- $socket = new IO::Socket::INET(PeerAddr => $PeerAddr,
- Porto => "tcp",
- Type => SOCK_STREAM,
- Timeout => 5,
- );
- if(not defined $socket) {
- return;
- }
- &daemon_log("open_socket: $PeerAddr", 7);
- return $socket;
-}
+#sub open_socket {
+# my ($PeerAddr, $PeerPort) = @_ ;
+# if(defined($PeerPort)){
+# $PeerAddr = $PeerAddr.":".$PeerPort;
+# }
+# my $socket;
+# $socket = new IO::Socket::INET(PeerAddr => $PeerAddr,
+# Porto => "tcp",
+# Type => SOCK_STREAM,
+# Timeout => 5,
+# );
+# if(not defined $socket) {
+# return;
+# }
+# &daemon_log("open_socket: $PeerAddr", 7);
+# return $socket;
+#}
sub get_time {
# package
# RETURNS: nothing
#===============================================================================
-sub send_msg ($$$$$) {
- my ($header, $from, $to, $data, $hostkey) = @_;
+sub send_msg ($$$$) {
+ my ($header, $from, $to, $data) = @_;
my $out_hash = &create_xml_hash($header, $from, $to);
&add_content2xml_hash($out_hash, $key, $value);
}
}
-
- &send_msg_hash2address($out_hash, $to, $hostkey);
+ my $out_msg = &create_xml_string($out_hash);
+ return $out_msg;
}
sub get_where_statement {
- my ($msg, $msg_hash)= @_;
+ my ($msg, $msg_hash) = @_;
my $error= 0;
my $clause_str= "";
- if( not exists @{$msg_hash->{'where'}}[0]->{'clause'} ) { $error++; };
+ if( (not exists $msg_hash->{'where'}) || (not exists @{$msg_hash->{'where'}}[0]->{'clause'}) ) {
+ $error++;
+ }
+
if( $error == 0 ) {
my @clause_l;
my @where = @{@{$msg_hash->{'where'}}[0]->{'clause'}};