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readynas-multicast.pl
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readynas-multicast.pl
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#-----------------------------------------------------------------------------
# NETGEAR ReadyNAS Communications Library for Perl
# by Lee Thompson <thompsonl@logh.net>
#-----------------------------------------------------------------------------
# MULTICAST UPNP VERSION
#-----------------------------------------------------------------------------
# This library is for getting status information from Netgear ReadyNAS units
# for use in status page generation, reports and other alerts. It is provided
# free of charge and without warranty.
#-----------------------------------------------------------------------------
# NOTE: If none or only some of your ReadyNAS units are detected, try
# lengthening the socket and socket error timeouts.
#-----------------------------------------------------------------------------
#-------------------------------------------
# Program Start
#-------------------------------------------
$_VERSION = "201003141246";
$_PROGRAM_SID = 0xffffffff;
$_PROGRAM_TITLE = "UPNP-MULTICAST NETGEAR ReadyNAS Perl Communications Library";
#-------------------------------------------
# Load Socket Libraries
#-------------------------------------------
use IO::Socket::Multicast;
use IO::Select;
#-------------------------------------------
# Defaults
#-------------------------------------------
$_DEFAULT_SRC_PORT = 31000;
$_DEFAULT_DST_PORT = 22081;
$_DEFAULT_DST_ADDR = "255.255.255.255";
$_DEFAULT_CID = generateCID();
$_DEFAULT_SID = generateSID();
$_DEFAULT_CHECKSUM = 0;
$_DEFAULT_VERSION = 1;
$_DEFAULT_DATASIZE = 28;
$_DEFAULT_OFFSET = 0;
$_DEFAULT_FLAGS = 0;
$_DEFAULT_OPT_DEBUG_FILE = "console";
$_DEFAULT_OPT_DEBUG = 0;
$_DEFAULT_OPT_VERBOSE = 0;
$_DEFAULT_OPT_DUMP_PACKETS = 0;
$_DEFAULT_OPT_BAD_PACKETS_ONLY = 0;
$_DEFAULT_OPT_UNIQUE_HOSTS = 0;
$_DEFAULT_SOCKET_TIMEOUT = 15;
$_DEFAULT_SOCKET_ERROR_TIMEOUT = 2;
$_DEFAULT_SOCKET_BUFFER_SIZE = 16384;
$_DEFAULT_SOCKET_FLAGS = 0;
$_DEFAULT_DUMP_PATH = "./";
$_OUTPUT_VERBOSE = 1;
$_OUTPUT_DEBUG = 2;
$_OUTPUT_TRACE = 3;
#-------------------------------------------
# Module Variables
#-------------------------------------------
my $dst_port = $_DEFAULT_DST_PORT;
my $src_port = $_DEFAULT_SRC_PORT;
my $dst_address = $_DEFAULT_DST_ADDR;
my $broadcast = $_DEFAULT_DST_ADDR;
my $socket_buffer_size = $_DEFAULT_SOCKET_BUFFER_SIZE;
my $dump_path = $_DEFAULT_DUMP_PATH;
my $ioproxy_cid = $_DEFAULT_CID;
my $ioproxy_sid = $_DEFAULT_SID;
my $ioproxy_checksum = $_DEFAULT_CHECKSUM;
my $ioproxy_version = $_DEFAULT_VERSION;
my $ioproxy_datasize = $_DEFAULT_DATASIZE;
my $ioproxy_offset = $_DEFAULT_OFFSET;
my $ioproxy_flags = $_DEFAULT_FLAGS;
my $socket_timeout = $_DEFAULT_SOCKET_TIMEOUT;
my $socket_error_timeout = $_DEFAULT_SOCKET_ERROR_TIMEOUT;
my $socket_flags = $_DEFAULT_SOCKET_FLAGS;
my $option_unique_hosts = $_DEFAULT_OPT_UNIQUE_HOSTS;
my $option_verbose = $_DEFAULT_OPT_VERBOSE;
my $option_debug = $_DEFAULT_OPT_DEBUG;
my $option_debug_file = $_DEFAULT_OPT_DEBUG_FILE;
my $option_dump_packets = $_DEFAULT_OPT_DUMP_PACKETS;
my $option_bad_packets = $_DEFAULT_OPT_BAD_PACKETS_ONLY;
my @unit_data = "";
my $unit_count = 0;
my $unit_list = 0;
my $unit_macs = "";
my $unit_host = "";
my $mac_table = "";
my $ip_table = "";
my $query_list = "";
my $query_count = 0;
my $bytes_read = 0;
my $bytes_sent = 0;
my $debug_buffer = "";
my $sock = "";
my $iosock = "";
my $debug_counter = 0;
my $last_error = "";
#------------------------------------------------------------
# Primary Calls
#------------------------------------------------------------
sub loadReadyNASData{
my $packet = "";
my $datarecord = "";
my $group_datarecord = "";
identifyProgram();
if (getQueryUnitCount() == 0) {
#----------------------------------------------
# Determine what the default address should be.
# If destination is explicitly set, use it
# otherwise use the broadcast address.
#----------------------------------------------
my $destination_addr = getDestinationAddress();
my $broadcast_addr = getBroadcastAddress();
my $default_addr = "";
if ($destination_addr ne $_DEFAULT_DST_ADDR) {
$default_addr = $destination_addr;
}else{
$default_addr = $broadcast_addr;
}
addUnit($default_addr);
}
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Querying " . getQueryUnitCount() . " Unit(s)");
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Address List: " . getQueryUnitAddresses());
if (getQueryUnitCount()) {
my $address_list = getQueryUnitAddresses();
for ( split /\|/, $address_list ) {
/\|/;
if ($_ ne "") {
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Processing Address: $_");
setDestinationAddress($_);
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Building Packet");
$packet = createPacket(getInfrantCID(),getInfrantSID(),getInfrantFlags(),getInfrantOffset());
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Opening Socket");
$sock = createUDPSocket();
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Opening I/O Monitor");
$iosock = createIOMonitor();
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Adding UDP Address");
addUDPAddress(getBroadcastAddress());
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Adding Socket to I/O Monitor");
addSocketToMonitor($sock);
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Sending Packet");
sendUDPPacket($sock,$packet,getDestinationAddress(),getDstPort());
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Sent " . getBytesSent() . " bytes to " . getBroadcastAddress() . ":" . getDstPort());
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Receiving Packets");
$datarecord = receiveUDPPackets($sock,$iosock);
if (getBytesRead() < 1) {
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Warning! No data received!");
}
$group_datarecord .= $datarecord;
}
}
}
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Read " . getBytesRead() . " bytes");
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Processing Data");
$unit_count = processReadyNASData($group_datarecord);
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","$unit_count units processed");
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Returning " . length($group_datarecord) . " bytes");
writeLog($_OUTPUT_VERBOSE,"loadReadyNASData","Exit(" . length($group_datarecord) . ")");
return $datarecord;
}
#------------------------------------------------------------
sub identifyProgram{
writeLog($_OUTPUT_VERBOSE,"identifyProgram",getLibraryTitle() . " v" . getLibraryVersion());
writeLog($_OUTPUT_VERBOSE,"identifyProgram"," Verbose: " . getOptionVerbose());
writeLog($_OUTPUT_VERBOSE,"identifyProgram"," Debug Mode: " . getOptionDebug());
writeLog($_OUTPUT_VERBOSE,"identifyProgram"," Output: " . getOptionDebugFile());
writeLog($_OUTPUT_VERBOSE,"identifyProgram","Socket Timeout: " . getSocketTimeout());
writeLog($_OUTPUT_VERBOSE,"identifyProgram"," Error Timeout: " . getSocketErrorTimeout());
return 1;
}
#------------------------------------------------------------
sub processReadyNASData{
my $data = shift;
my $address = "";
my $raw = "";
my $packet_checksum = 0;
my $computed_checksum = 0;
my $debug_data = $data;
my $mac_address = "";
my $hostname = "";
my $add_record = 0;
my $reject_reason = "";
$unit_list = "";
$unit_macs = "";
$unit_host = "";
writeLog($_OUTPUT_VERBOSE,"processReadyNASData","Start");
writeLog($_OUTPUT_VERBOSE,"processReadyNASData","Processing Data Stream");
my $count = 0;
for ( split /\|/, $data ) {
/\|/;
if ($_ ne "") {
($address,$raw) = split(/=/,$_,2);
$computed_checksum = computeChecksum(substr($raw,4),0,length(substr($raw,4)));
$packet_checksum = getUnsignedDWORD(substr($raw,0,4));
$add_record = 0;
$reject_reason = "";
#--------------------------------------#
# Validate Data #
#--------------------------------------#
# * Packet Checksum must be correct #
# #
# * Peer address must not be null #
# #
# * Peer address must not already be #
# in data block #
# #
# * MAC address must not already be in #
# data block #
# #
# * Hostname must not already be in #
# data block (optional) #
#--------------------------------------#
writeLog($_OUTPUT_DEBUG,"processReadyNASData","Validating Packet");
if ($packet_checksum == $computed_checksum) {
if ($address ne "") {
if (deviceIsReadyNAS($address)) {
if (length($raw) > 28) {
($mac_address,$hostname,my $junk) = split(/\x09/,substr($raw,28),3);
}
if (length($mac_address) == 17) {
$mac_address = getMACIndex($mac_address);
}else{
$mac_address = "";
$hostname = "";
}
if (alreadyInList($address,$unit_list)) {
$reject_reason = "IP Already Present";
}else{
if ($mac_address ne "") {
if (alreadyInList($mac_address,$unit_macs)) {
$reject_reason = "MAC Already Present";
}else{
if (getOptionRequireUniqueHosts()) {
if (alreadyInList($hostname,$unit_host)) {
$reject_reason = "HOSTNAME Already Present";
}else{
$add_record = 1;
}
}else{
$add_record = 1;
}
}
}else{
$reject_reason = "MAC Address was null!";
}
}
}
}else{
$reject_reason = "IP Address was null!";
}
}else{
$reject_reason = "Invalid Packet!";
}
#--------------------------------------#
# If record passed our tests, add it #
# otherwise, explain why. #
#--------------------------------------#
if ($add_record) {
writeLog($_OUTPUT_VERBOSE,"processReadyNASData","$count: Found Data Record");
$count++;
writeLog($_OUTPUT_VERBOSE,"processReadyNASData","$count: Adding Data Block to Array");
writeLog($_OUTPUT_VERBOSE,"processReadyNASData","$count: Adding $address to Unit List");
$unit_data[getLastOctet($address)] = $raw;
$unit_list .= "|$address";
$unit_macs .= "|$mac_address";
$unit_host .= "|$hostname";
$ip_table{$address} = $mac_address;
$mac_table{$mac_address} = $address;
}else{
writeLog($_OUTPUT_VERBOSE,"processReadyNASData","$count: $reject_reason");
}
}
}
writeLog($_OUTPUT_VERBOSE,"processReadyNASData","Counted $count Units");
writeLog($_OUTPUT_VERBOSE,"processReadyNASData","Exit");
return $count;
}
#------------------------------------------------------------
sub parseReadyNASData{
my $datarecord = shift;
my $counter = 0;
writeLog($_OUTPUT_VERBOSE,"parseReadyNASData","Start");
my $mac_address = "";
my $hostname = "";
my $ipaddr = "";
my $system_fans = "";
my $system_temps = "";
my $system_ups = "";
my $system_volumes = "";
my $system_disks = "";
my $system_models = "";
my $system_os = "";
my $record_number = 0;
my $record_data = "";
my $field_data = "";
my $parsed_data = "";
my $system_status = "";
my $invalid_packet = 0;
my $invalid_reason = "";
my $dump_filename = "";
my $packet_checksum = "";
my $packet_version = "";
my $packet_flags = "";
my $packet_cid = "";
my $packet_sid = "";
my $packet_size = "";
my $packet_offset = "";
my $computed_checksum = 0;
my $debug_datarecord = $datarecord;
if ($datarecord eq "") {
writeLog($_OUTPUT_VERBOSE,"parseReadyNASData","No Data Passed In");
return 1;
}
$invalid_reason .= "Dump File|" . getLibraryVersion() . "|". length($datarecord) . "|";
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","Data Record is " . length($datarecord) . " bytes");
writeLog($_OUTPUT_VERBOSE,"parseReadyNASData","Processing Outer Layer");
#------------------------------------------------------------------------#
# Parse the header, the checksums have been tested twice already and the #
# other fields have already been tested once by this point so we're just #
# going to skip over this information. Obviously if you want to do #
# another round of checks, it can be done here. #
#------------------------------------------------------------------------#
$computed_checksum = computeChecksum(substr($datarecord,4),0,length(substr($datarecord,4)));
$packet_checksum = getUnsignedDWORD(substr($datarecord,0,4));
$packet_version = getUnsignedDWORD(substr($datarecord,4,4));
$packet_flags = getUnsignedDWORD(substr($datarecord,8,4));
$packet_cid = getUnsignedDWORD(substr($datarecord,12,4));
$packet_sid = getUnsignedDWORD(substr($datarecord,16,4));
$packet_size = getUnsignedDWORD(substr($datarecord,20,4));
$packet_offset = getUnsignedDWORD(substr($datarecord,24,4));
# Parse the data record, load parsed information into the $unit array.
$datarecord = substr($datarecord,28);
# Split into sections
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","Processing Sections");
(my $mac_address,my $hostname,my $ipaddr,my $field_data,my $system_status,my $unknown_value) = split(/\x09/,$datarecord,6);
chop $system_status;
writeLog($_OUTPUT_DEBUG,"parseReadyNASData"," mac_address: $mac_address");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData"," hostname: $hostname");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData"," ipaddr: $ipaddr");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData"," field_data: $field_data (" . length($field_data) . " bytes)");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","system_status: $system_status (" . length($system_status) . " bytes)");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","unknown_value: $unknown_value (" . length($unknown_value) . " bytes)");
my $macindex = "";
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","Checking Data");
# Check Data
if (length($mac_address) != 17) {
$invalid_packet = 1;
$invalid_reason .= "MAC Address Not 17 Characters|";
}
if (length($hostname) > 64) {
$invalid_packet = 1;
$invalid_reason .= "Hostname More Than 64 Characters|";
}
if (length($ipaddr) < 8) {
$invalid_packet = 1;
$invalid_reason .= "IP Address Less Than 8 Characters|";
}
if (length($ipaddr) > 16) {
$invalid_packet = 1;
$invalid_reason .= "IP Address Greater Than 16 Characters|";
}
if ($invalid_packet) {
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","Data Invalid ($invalid_reason)");
if (getOptionDumpPackets()) {
if (getOptionDumpBadPacketsOnly()) {
$debug_counter++;
$dump_filename = getDumpPath() . "parsedump_" . time . "_" . $debug_counter;
dumpFile($dump_filename . ".bin",$datarecord,0); # trimmed data
dumpFile($dump_filename . ".txt",$invalid_reason,0); # reason for dump
dumpFile($dump_filename . ".raw",$debug_datarecord,0); # original raw data
dumpFile($dump_filename . ".inf","Dump File:\npacket_checksum: $packet_checksum\npacket_version: $packet_version\npacket_flags: $packet_flags\npacket_cid: $packet_cid\npacket_sid: $packet_sid\npacket_size: $packet_size\npacket_offset: $packet_offset\n",0);
}
}
}else{
$macindex = getMACIndex($mac_address);
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","Data Valid");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","Using $macindex as Index");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Building Arrays");
writeLog($_OUTPUT_VERBOSE,"parseReadyNASData","$macindex: Adding MAC");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Adding $macindex/mac/1/desc=$mac_address");
$unit{$macindex}{mac}{1}{desc} = trimString($mac_address);
$unit{$macindex}{mac}{0} = $unit{$macindex}{mac}{1}{desc};
$unit{$macindex}{mac}{0}{records} = 1;
writeLog($_OUTPUT_VERBOSE,"parseReadyNASData","$macindex: Adding HOST");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Adding $macindex/hostname/1/desc=$hostname");
$unit{$macindex}{hostname}{1}{desc} = trimString($hostname);
$unit{$macindex}{hostname}{0} = $unit{$macindex}{hostname}{1}{desc};
$unit{$macindex}{hostname}{0}{records} = 1;
writeLog($_OUTPUT_VERBOSE,"parseReadyNASData","$macindex: Adding IP Address");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Adding $macindex/ipaddr/1/desc=$ipaddr");
$unit{$macindex}{ipaddr}{1}{desc} = trimString($ipaddr);
$unit{$macindex}{ipaddr}{0} = $unit{$macindex}{ipaddr}{1}{desc};
$unit{$macindex}{ipaddr}{0}{records} = 1;
$unit{$macindex}{boot}{0} = "";
$unit{$macindex}{boot}{0}{expand} = "";
$unit{$macindex}{boot}{0}{fscheck} = "";
if (length($field_data) > 0 ) {
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Parsing Field Data");
}else{
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Warning! No Field Data");
}
$counter = 0;
foreach (split /\n/, $field_data) {
/\n/;
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Parsing: $_");
if ($_ ne "") {
(my $category,my $instance,my $item_string) = split(/\!\!/,$_,3);
# Rename some categories
if ($category eq "temp") {
$category = "tmps";
}
if ($category eq "disk") {
$category = "disks";
}
if ($category eq "model") {
$category = "models";
}
if ($category eq "volume") {
$category = "volumes";
}
if ($category eq "Boot") {
$category = "boot";
}
if ($instance eq "0") {
$instance = "1";
}
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Category: $category");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Instance: $instance");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Item String: $item_string");
if ($category ne "") {
if ($unit{$macindex}{$category}{0}{records} eq "") {
$unit{$macindex}{$category}{0}{records} = 0;
}
if ($instance eq "FS_CHECK") {
$instance = "";
$unit{$macindex}{$category}{0}{fscheck} = $item_string;
}
if ($instance eq "EXPAND") {
$instance = "";
$unit{$macindex}{$category}{0}{expand} = $item_string;
}
if ($instance ne "") {
if ($unit{$macindex}{$category}{0}{records} < $instance) {
if ($instance eq "0") {
$unit{$macindex}{$category}{0}{records} = 1;
}else{
$unit{$macindex}{$category}{0}{records} = int $instance;
}
}else{
if ($unit{$macindex}{$category}{0}{records} == 0) {
if ($instance eq "0") {
$unit{$macindex}{$category}{0}{records} = 1;
}
}
}
}
}
if ($unit{$macindex}{$category}{0}{records} ne "") {
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: $category has $unit{$macindex}{$category}{0}{records} instance(s)");
}
if ($item_string ne "") {
foreach (split /\:\:/, $item_string) {
/\:\:/;
if ($_ ne "") {
if ($instance ne "") {
(my $item_name,my $item_text) = split(/=/,$_,2);
# Rename Items
if ($item_name eq "descr") {
$item_name = "desc";
}
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Adding $macindex/$category/$instance/$item_name=$item_text");
$unit{$macindex}{$category}{$instance}{$item_name} = $item_text;
# Additional Processing
if ($category eq "disks") {
if ($item_name eq "desc") {
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Expanding Disks");
# Break out disks with additional fields
(my $tempchannel,my $tempstring) = split(/:/,$item_text,2);
(my $tempjunk,my $channel) = split(/\ /,$tempchannel,2);
(my $drivemodel,my $drivetemp) = split(/,/,$tempstring,2);
($drivetemp,my $diskerrors) = split(/;/,$drivetemp,2);
if ($drivetemp eq "") {
$drivetemp = "N/A";
}
if ($diskerrors eq "") {
$diskerrors = "None";
}
$unit{$macindex}{disks}{$instance}{channel} = trimString($channel);
$unit{$macindex}{disks}{$instance}{model} = trimString($drivemodel);
$unit{$macindex}{disks}{$instance}{tmps} = trimString($drivetemp);
$unit{$macindex}{disks}{$instance}{errors} = trimString($diskerrors);
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Adding $macindex/$category/$instance/channel=" . trimString($channel));
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Adding $macindex/$category/$instance/model=" . trimString($drivemodel));
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Adding $macindex/$category/$instance/tmps=" . trimString($drivetemp));
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Adding $macindex/$category/$instance/errors=" . trimString($diskerrors));
}
}
}
}
}
}
}
}
# Summaries
writeLog($_OUTPUT_VERBOSE,"parseReadyNASData","$macindex: Generating Summaries");
if (length($field_data) > 0) {
$unit{$macindex}{tmps}{0} = "$unit{$macindex}{tmps}{1}{desc} (" . uc $unit{$macindex}{tmps}{1}{status} . ")";
$unit{$macindex}{ups}{0} = "$unit{$macindex}{ups}{1}{desc} (" . uc $unit{$macindex}{ups}{1}{status} . ")";
$unit{$macindex}{volumes}{0} = "$unit{$macindex}{volumes}{1}{desc} (" . uc $unit{$macindex}{volumes}{1}{status} . ")";
$unit{$macindex}{fan}{0} = "$unit{$macindex}{fan}{1}{desc} (" . uc $unit{$macindex}{fan}{1}{status} . ")";
$unit{$macindex}{models}{0}{desc} = $unit{$macindex}{models}{1}{desc};
$unit{$macindex}{models}{0} = $unit{$macindex}{models}{0}{desc};
if ($unit{$macindex}{boot}{0}{fscheck}) {
$unit{$macindex}{boot}{0} = "File System Check, " . $unit{$macindex}{boot}{0}{fscheck};
}
if ($unit{$macindex}{boot}{0}{expand}) {
$unit{$macindex}{boot}{0} = "Expanding, " . $unit{$macindex}{boot}{0}{expand};
}
if ($unit{$macindex}{boot}{0}) {
}else{
$unit{$macindex}{boot}{0} = "Normal";
}
my $j = int $unit{$macindex}{disks}{0}{records};
writeLog($_OUTPUT_VERBOSE,"parseReadyNASData","$macindex: Building Disk List ( $j Records )");
$unit{$macindex}{disks}{0}{status} = "";
$unit{$macindex}{disks}{0}{desc} = "";
$unit{$macindex}{disks}{0} = "";
for (my $i = 1; $i < ($j + 1); $i++) {
$unit{$macindex}{disks}{0}{status} .= uc $unit{$macindex}{disks}{$i}{status};
$unit{$macindex}{disks}{0}{desc} .= $unit{$macindex}{disks}{$i}{desc};
if (uc $unit{$macindex}{disks}{$i}{errors} eq "NONE") {
$unit{$macindex}{disks}{0} .= "$unit{$macindex}{disks}{$i}{channel}: " . uc $unit{$macindex}{disks}{$i}{tmps} . " (" . uc $unit{$macindex}{disks}{$i}{status} . ")";
}else{
$unit{$macindex}{disks}{0} .= "$unit{$macindex}{disks}{$i}{channel}: " . uc $unit{$macindex}{disks}{$i}{tmps} . " (" . uc $unit{$macindex}{disks}{$i}{status} . ";" . $unit{$macindex}{disks}{$i}{errors} . ")";
}
if ($i != $j) {
$unit{$macindex}{disks}{0}{status} .= "; ";
$unit{$macindex}{disks}{0}{desc} .= "; ";
$unit{$macindex}{disks}{0} .= "; ";
}
}
$unit{$macindex}{disks}{0}{records} = $j;
}else{
$unit{$macindex}{disks}{0}{status} = "N/A";
$unit{$macindex}{disks}{0}{desc} = "N/A";
$unit{$macindex}{disks}{0} = "N/A";
$unit{$macindex}{tmps}{0} = "N/A";
$unit{$macindex}{ups}{0} = "N/A";
$unit{$macindex}{volumes}{0} = "N/A";
$unit{$macindex}{fan}{0} = "N/A";
$unit{$macindex}{models}{0}{desc} = "N/A";
$unit{$macindex}{models}{0} = "N/A";
$unit{$macindex}{boot}{0} = "N/A";
}
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: TMPS summary is $unit{$macindex}{tmps}{0}");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: UPS summary is $unit{$macindex}{ups}{0}");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: VOLUMES summary is $unit{$macindex}{volumes}{0}");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: FAN summary is $unit{$macindex}{fan}{0}");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: MODELS summary is $unit{$macindex}{models}{0}");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: DISKS summary is $unit{$macindex}{disks}{0}");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: BOOT summary is $unit{$macindex}{boot}{0}");
$unit{$macindex}{system}{uptime}{0} = "N/A";
$unit{$macindex}{system}{memory}{0} = "N/A";
$unit{$macindex}{system}{processes}{0} = "N/A";
$unit{$macindex}{system}{uname}{0} = "N/A";
if (length($system_status) > 0) {
writeLog($_OUTPUT_VERBOSE,"parseReadyNASData","$macindex: Processing System Status");
(my $category,my $item_string) = split(/\!\!/,$system_status,2);
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: category: $category");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: item_string: $item_string");
if ($category ne "RAIDiator") {
(my $sys_status,my $junk) = split(/\n/,$category,2);
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: sys_status: $sys_status");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: junk: $junk");
$unit{$macindex}{os}{1}{timestamp} = 0;
$unit{$macindex}{os}{1}{version} = 0;
$unit{$macindex}{os}{1}{name} = "";
$unit{$macindex}{os}{0} = $sys_status;
$unit{$macindex}{os}{0}{records} = 1;
}else{
$unit{$macindex}{os}{1}{name} = $category;
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Adding $macindex/os/1/name=$category");
$unit{$macindex}{os}{0}{records} = 1;
(my $os_ver,my $os_time) = split(/,/,$item_string,2);
foreach (split /,/, $item_string) {
/,/;
(my $item_name,my $item_text) = split(/=/,$_,2);
if ($item_name eq "time") {
$item_name = "timestamp";
}
$unit{$macindex}{os}{1}{$item_name} = $item_text;
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Adding $macindex/os/1/$item_name=$item_text");
}
}
}else{
writeLog($_OUTPUT_VERBOSE,"parseReadyNASData","$macindex: System Status is Not Available");
$unit{$macindex}{os}{1}{timestamp} = 0;
$unit{$macindex}{os}{1}{version} = 0;
$unit{$macindex}{os}{1}{name} = "";
$unit{$macindex}{os}{0} = "N/A";
$unit{$macindex}{os}{0}{records} = 1;
}
writeLog($_OUTPUT_VERBOSE,"parseReadyNASData","$macindex: Generating System Summary");
if ($unit{$macindex}{os}{1}{timestamp} > 0) {
$unit{$macindex}{os}{1}{date} = localtime($unit{$macindex}{os}{1}{timestamp});
$unit{$macindex}{os}{0} = "$unit{$macindex}{os}{1}{name} v$unit{$macindex}{os}{1}{version} ($unit{$macindex}{os}{1}{date})";
}else{
$unit{$macindex}{os}{1}{date} = "";
}
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: OS summary is $unit{$macindex}{os}{0}");
writeLog($_OUTPUT_DEBUG,"parseReadyNASData","$macindex: Arrays Completed");
}
writeLog($_OUTPUT_VERBOSE,"parseReadyNASData","Exit(0)");
return $macindex;
}
#------------------------------------------------------------
# Debug
#------------------------------------------------------------
#------------------------------------------------------------
sub dumpFile{
my $filename = shift;
my $data = shift;
my $opt_append = int shift;
my $filemode = ">";
my $retcode = 0;
if ($opt_append) {
$filemode .= ">";
}
if (open(HDUMP,"$filemode$filename")) {
binmode HDUMP;
print HDUMP $data;
close HDUMP;
$retcode = 0;
}else{
$retcode = 1;
}
return $retcode;
}
#------------------------------------------------------------
sub writeLog{
my $opt_verbose = getOptionVerbose();
my $opt_debug = getOptionDebug();
my $opt_debug_file = getOptionDebugFile();
my $opt_level = int shift;
my $opt_module = shift;
my $opt_message = shift;
my $stdout = 0;
my $out_msg = "";
if ($opt_verbose < 1) {
return;
}
if (uc $opt_debug_file eq "CONSOLE") {
$stdout = 1;
}else{
}
if ($opt_level > 1) {
if ($opt_debug) {
$out_msg = $opt_module . "::" . $opt_message;
}else{
return;
}
}else{
$out_msg = $opt_module . "::" . $opt_message;
}
if ($stdout) {
print $out_msg . "\n";
}else{
open("HDEBUG",">>$opt_debug_file");
print HDEBUG $out_msg . "\n";
close HDEBUG;
}
return;
}
#------------------------------------------------------------
# Packet Functions
#------------------------------------------------------------
#-----------------------------
sub createPacket{
my $cid = int shift;
my $sid = int shift;
my $flags = int shift;
my $offset = int shift;
writeLog($_OUTPUT_DEBUG,"createPacket","Start");
writeLog($_OUTPUT_DEBUG,"createPacket","Gathering Data");
my $packet = "";
my $version = getInfrantVersion();
my $datasize = getInfrantDatasize();
my $checksum = getInfrantChecksum();
writeLog($_OUTPUT_DEBUG,"createPacket","First Pass");
writeLog($_OUTPUT_DEBUG,"createPacket"," Checksum: $checksum");
writeLog($_OUTPUT_DEBUG,"createPacket"," Version: $version");
writeLog($_OUTPUT_DEBUG,"createPacket"," Flags: $flags");
writeLog($_OUTPUT_DEBUG,"createPacket"," Client ID: $cid");
writeLog($_OUTPUT_DEBUG,"createPacket"," Server ID: $sid");
writeLog($_OUTPUT_DEBUG,"createPacket"," Data Size: $datasize");
writeLog($_OUTPUT_DEBUG,"createPacket"," Offset: $offset");
#-----------------------------------
# First Pass we Build the Packet
#-----------------------------------
$packet = "";
$packet .= pack("N",$checksum); # Checksum Rolling 8-bit checksum of the header fields other than the checksum and the data.
$packet .= pack("N",$version); # iproxy protocol version. Used to identify incompatible versions
$packet .= pack("N",$flags); # Flags to specify special packets. (default is 0)
$packet .= pack("N",$cid); # Client Id: Unique identifier of the client.
$packet .= pack("N",$sid); # Server Id: Unique identifier of the server.
$packet .= pack("N",$datasize); # Length: Total length of the packet including the header and data.
$packet .= pack("N",$offset); # Offset: Offset. Incremented by the length of the data for each successive packet.
#-----------------------------------
# Compute Datasize and Checksum
#-----------------------------------
$datasize = length($packet);
$checksum = computeChecksum(substr($packet,4),0,length(substr($packet,4)));
writeLog($_OUTPUT_DEBUG,"createPacket","Second Pass");
#-----------------------------------
# Build the Final Packet
#-----------------------------------
$packet = "";
$packet .= pack("N",$checksum);
$packet .= pack("N",$version);
$packet .= pack("N",$flags);
$packet .= pack("N",$cid);
$packet .= pack("N",$sid);
$packet .= pack("N",$datasize);
$packet .= pack("N",$offset);
setInfrantChecksum($checksum);
setInfrantDatasize($datasize);
writeLog($_OUTPUT_DEBUG,"createPacket"," Checksum: $checksum");
writeLog($_OUTPUT_DEBUG,"createPacket"," Version: $version");
writeLog($_OUTPUT_DEBUG,"createPacket"," Flags: $flags");
writeLog($_OUTPUT_DEBUG,"createPacket"," Client ID: $cid");
writeLog($_OUTPUT_DEBUG,"createPacket"," Server ID: $sid");
writeLog($_OUTPUT_DEBUG,"createPacket"," Data Size: $datasize");
writeLog($_OUTPUT_DEBUG,"createPacket"," Offset: $offset");
writeLog($_OUTPUT_DEBUG,"createPacket","Exit");
return $packet;
}
#-----------------------------
sub computeChecksum{
my $bytearray = shift;
my $i = int shift;
my $j = int shift;
my $l = 0;
writeLog($_OUTPUT_DEBUG,"computeChecksum","Start");
if (length($bytearray) < 1) {
writeLog($_OUTPUT_DEBUG,"computeChecksum","No Data to Process");
return -1;
}
if ($j < 1) {
$j = length($bytearray);
}
writeLog($_OUTPUT_DEBUG,"computeChecksum","Calculating Checksum");
for($k = $i; $k < $j; $k++) {
$l += getUnsignedByte(substr($bytearray,$k,1));
}
writeLog($_OUTPUT_DEBUG,"computeChecksum","Exit");
return $l;
}
#-----------------------------
sub getUnsignedByte{
my $byte0 = shift;
my $i = unpack("C",$byte0);
return $i;
}
#-----------------------------
sub getUnsignedDWORD{
my $dword0 = shift;
my $i = unpack("N",$dword0);
return $i;
}
#------------------------------------------------------------
# I/O Monitoring
#------------------------------------------------------------
#-----------------------------
sub createIOMonitor{
writeLog($_OUTPUT_DEBUG,"createIOMonitor","Creating I/O Monitor");
$iosock = IO::Select->new();
return $iosock;
}
#-----------------------------
sub addSocketToMonitor{
my $socket = shift;
writeLog($_OUTPUT_DEBUG,"addSocketToMonitor","Adding $socket I/O Monitor");
return $iosock->add($socket);
}
#------------------------------------------------------------
# Sockets
#------------------------------------------------------------
#-----------------------------
sub createUDPSocket{
writeLog($_OUTPUT_DEBUG,"createUDPSocket","Creating UDP Multicast Socket");
$sock = IO::Socket::Multicast->new(Proto => 'udp',
Broadcast => 1);
return $sock;
}
#-----------------------------
sub addUDPAddress{
my $address = shift;
writeLog($_OUTPUT_DEBUG,"addUDPAddress","Adding $address to UDP Multicast");
return $sock->mcast_add($address);
}
#-----------------------------