/usr/share/perl5/Apache/Ocsinventory/Server/Capacities/Snmp/Inventory.pm is in ocsinventory-server 2.0.5-1.1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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## OCSINVENTORY-NG
## Copyleft Pascal DANEK 2008
## Web : http://www.ocsinventory-ng.org
##
## This code is open source and may be copied and modified as long as the source
## code is always made freely available.
## Please refer to the General Public Licence http://www.gnu.org/ or Licence.txt
################################################################################
package Apache::Ocsinventory::Server::Capacities::Snmp::Inventory;
use strict;
require Exporter;
our @ISA = qw /Exporter/;
our @EXPORT = qw / _snmp_inventory /;
use Digest::MD5 qw(md5_base64);
use Apache::Ocsinventory::Server::System qw / :server /;
use Apache::Ocsinventory::Server::Capacities::Snmp::Data;
sub _snmp_context {
my $snmpDeviceId = shift;
my $request;
my $snmpDatabaseId;
my $snmpContext = {};
my $dbh = $Apache::Ocsinventory::CURRENT_CONTEXT{'DBI_HANDLE'};
# Retrieve Device ID if exists
$request = $dbh->prepare('SELECT ID FROM snmp WHERE SNMPDEVICEID=?' );
#TODO:retrieve the unless here like standard Inventory.pm
$request->execute($snmpDeviceId);
if($request->rows){
my $row = $request->fetchrow_hashref;
$snmpContext->{DATABASE_ID} = $row->{'ID'};
$snmpContext->{EXIST_FL} = 1;
} else {
#We add the new device in snmp table
$dbh->do('INSERT INTO snmp(SNMPDEVICEID) VALUES(?)', {}, $snmpDeviceId);
$request = $dbh->prepare('SELECT ID FROM snmp WHERE SNMPDEVICEID=?');
unless($request->execute($snmpDeviceId)){
&_log(518,'snmp','id_error') if $ENV{'OCS_OPT_LOGLEVEL'};
return(1);
}
my $row = $request->fetchrow_hashref;
$snmpContext->{DATABASE_ID} = $row->{'ID'};
#We add the device in snmp_accountinfo ans snmp_laststate tables;
$dbh->do('INSERT INTO snmp_accountinfo(SNMP_ID) VALUES(?)', {}, $row->{'ID'});
$dbh->do('INSERT INTO snmp_laststate(SNMP_ID) VALUES(?)', {}, $row->{'ID'});
$dbh->commit;
}
if($ENV{'OCS_OPT_SNMP_INVENTORY_DIFF'}){
#Getting laststate data for this device
$request = $dbh->prepare('SELECT * FROM snmp_laststate WHERE SNMP_ID=?' );
unless ($request->execute($snmpContext->{DATABASE_ID})) {
&_log(519,'snmp','laststate_error') if $ENV{'OCS_OPT_LOGLEVEL'};
return(1);
}
if($request->rows) {
my $row = $request->fetchrow_hashref;
$snmpContext->{LASTSTATE}=$row;
}
}
return($snmpContext);
}
sub _snmp_inventory{
my ( $sectionsMeta, $sectionsList, $agentDatabaseId ) = @_;
my ($section,$XmlSection);
my $dbh = $Apache::Ocsinventory::CURRENT_CONTEXT{'DBI_HANDLE'};
my $result = $Apache::Ocsinventory::CURRENT_CONTEXT{'XML_ENTRY'};
my $snmp_devices = $result->{CONTENT}->{DEVICE};
#Getting data for the several snmp devices that we have in the xml
for( @$snmp_devices ){
my $snmpDeviceXml=$_;
#Getting context and ID in the snmp table for this device
my $snmpContext = &_snmp_context($snmpDeviceXml->{COMMON}->{SNMPDEVICEID});
if ($snmpContext == 1) {
&_log(520,'snmp','context_error') if $ENV{'OCS_OPT_LOGLEVEL'};
return(1);
}
my $snmpDatabaseId = $snmpContext->{DATABASE_ID};
#We create an empty checksum for this device
$snmpDeviceXml->{COMMON}->{CHECKSUM} = 0;
# Call the _update_snmp_inventory_section for each section
for $section (@{$sectionsList}){
#We delete the snmp_ pattern to be in concordance with XML
$XmlSection = uc $section;
$XmlSection =~ s/SNMP_//g;
#Only if section exists in XML or if table is mandatory
if ($snmpDeviceXml->{$XmlSection} || $sectionsMeta->{$section}->{mandatory}) {
if(_update_snmp_inventory_section($snmpDeviceXml, $snmpContext, $section, $XmlSection, $sectionsMeta->{$section})){
return 1;
}
}
}
#Call COMMON section update
if(&_snmp_common($snmpDeviceXml->{COMMON},$snmpDatabaseId,$agentDatabaseId)) {
return 1;
}
#Update the snmp_laststate table for this device if needed
if ( $snmpContext->{'LASTSTATE_UPDATE_VALUES'} ) {
my $update_values = join(',', @{$snmpContext->{'LASTSTATE_UPDATE_VALUES'}});
$dbh->do("UPDATE snmp_laststate SET $update_values WHERE SNMP_ID = $snmpDatabaseId");
$dbh->commit;
}
}
}
sub _update_snmp_inventory_section{
my ($snmpDeviceXml, $snmpContext, $section, $XmlSection, $sectionMeta) = @_;
my $snmpDatabaseId = $snmpContext->{DATABASE_ID};
my $dbh = $Apache::Ocsinventory::CURRENT_CONTEXT{'DBI_HANDLE'};
my @bind_values;
my $refXml = $snmpDeviceXml->{$XmlSection};
# We continue only if data for this section
return 0 unless ($refXml);
#TODO: prevent a bug if one (or more) of the snmp tables has no SNMP_ID field)
#We delete related data for this device if already exists
if ($snmpContext->{EXIST_FL}) {
if($ENV{'OCS_OPT_SNMP_INVENTORY_DIFF'}){
if( _snmp_has_changed($refXml,$XmlSection,$section,$snmpContext) ){
&_log( 113, 'snmp', "u:$XmlSection") if $ENV{'OCS_OPT_LOGLEVEL'};
$sectionMeta->{hasChanged} = 1;
}
else {
return 0; #We don't update this section
}
} else {
$sectionMeta->{hasChanged} = 1;
}
if( $sectionMeta->{delOnReplace}) {
if(!$dbh->do("DELETE FROM $section WHERE SNMP_ID=?", {}, $snmpDatabaseId)){
return(1);
}
}
}
# Processing values
my $sth = $dbh->prepare( $sectionMeta->{sql_insert_string} );
# Multi lines (forceArray)
if($sectionMeta->{multi}){
for my $line (@$refXml){
&_get_snmp_bind_values($line, $sectionMeta, \@bind_values);
if(!$sth->execute($snmpDatabaseId, @bind_values)){
return(1);
}
@bind_values = ();
}
}
# One line (hash)
else{
&_get_snmp_bind_values($refXml, $sectionMeta, \@bind_values);
if( !$sth->execute($snmpDatabaseId, @bind_values) ){
return(1);
}
}
#Getting laststate for this section
my $md5_hash = md5_base64(XML::Simple::XMLout($refXml));
push @{$snmpContext->{'LASTSTATE_UPDATE_VALUES'}} , "$XmlSection='$md5_hash'";
#We compute checksum for this section
$snmpDeviceXml->{'COMMON'}->{'CHECKSUM'} |= $sectionMeta->{mask};
$dbh->commit;
0;
}
sub _snmp_common{
my $base= shift;
my $snmpDatabaseId = shift;
my $agentDatabaseId = shift;
my $dbh = $Apache::Ocsinventory::CURRENT_CONTEXT{'DBI_HANDLE'};
#Store the COMMON data from XML
$dbh->do("UPDATE snmp SET IPADDR=".$dbh->quote($base->{IPADDR}).",
LASTDATE=NOW(),
CHECKSUM=(".$base->{CHECKSUM}."|CHECKSUM|1),
MACADDR=".$dbh->quote($base->{MACADDR}).",
SNMPDEVICEID=".$dbh->quote($base->{SNMPDEVICEID}).",
NAME=".$dbh->quote($base->{NAME}).",
DESCRIPTION=".$dbh->quote($base->{DESCRIPTION}).",
CONTACT=".$dbh->quote($base->{CONTACT}).",
LOCATION=".$dbh->quote($base->{LOCATION}).",
UPTIME=".$dbh->quote($base->{UPTIME}).",
DOMAIN=".$dbh->quote($base->{DOMAIN}).",
TYPE=".$dbh->quote($base->{TYPE})."
WHERE ID = $snmpDatabaseId")
or return(1);
$dbh->commit;
#We get and store the TAG of the computer doing SNMP inventory
my $request = $dbh->prepare('SELECT TAG FROM accountinfo WHERE HARDWARE_ID=?');
unless($request->execute($agentDatabaseId)){
&_log(519,'snmp','computer tag error') if $ENV{'OCS_OPT_LOGLEVEL'};
return(1);
}
my $row = $request->fetchrow_hashref;
if (defined $row->{'TAG'}) {
$dbh->do("UPDATE snmp_accountinfo SET TAG=".$dbh->quote($row->{'TAG'})." WHERE SNMP_ID=$snmpDatabaseId");
$dbh->commit;
}
0;
}
1;
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