86 lines
3.8 KiB
PowerShell
86 lines
3.8 KiB
PowerShell
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#Plugin for monitoring Microsoft Exchange Server.
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#
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# Pandora FMS Agent Plugin for dchp.
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#
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#(c) Alejandro Sánchez <alejandro.sanchez@pandorafms.com>
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# v1.2, 26 enero 2023
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# ------------------------------------------------------------------------
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function print_module {
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param ([string]$module_name,[string]$module_type,[string]$module_value,[string]$module_desc)
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echo "<module>"
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echo "<name>$module_name</name>"
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echo "<type>$module_type</type>"
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echo "<data><![CDATA[$module_value]]></data>"
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echo "<description><![CDATA[$module_desc]]></description>"
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echo "</module>"
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}
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#$LinuxCurrentIP=$() 2> $NULL
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$WindowsCurrentIP=$((Get-NetIPConfiguration | Where-Object { $_.IPv4DefaultGateway -ne $null -and $_.NetAdapter.Status -ne "Disconnected" }).IPv4Address.IPAddress) 2> $NULL
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$Scopes=$(get-dhcpserverv4scope | ConvertTo-Csv -NoTypeInformation) 2> $NULL
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$Scopes=$(get-dhcpserverv4scope | Select ScopeId |ConvertTo-Csv -NoTypeInformation) 2> $NULL
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$ScopeIds=$(((get-dhcpserverv4scope).ScopeId).IPAddressToString) 2> $NULL
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$avalaible_ips=0
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$count_reservation=0
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$count_leases=0
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ForEach($scope_ids in $Scopes)
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{
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if($scope_ids -notmatch 'ScopeId')
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{
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$scope_ids = $scope_ids -replace '"', ""
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$scope_ids =[IPAddress]$scope_ids
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$ScopeRange=$(get-dhcpserverv4scope -ScopeId $scope_ids | ConvertTo-Csv -NoTypeInformation)
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$ScopeMask=$(((get-dhcpserverv4scope -ScopeId $scope_ids).SubnetMask).IPAddressToString) 2> $NULL
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$PercentageInUse=$((get-dhcpserverv4scopestatistics -ScopeId $scope_ids).PercentageInUse) 2> $NULL
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# $Free=$((get-dhcpserverv4scopestatistics -ScopeId $scope_ids).Free) 2> $NULL
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# $InUse=$((get-dhcpserverv4scopestatistics -ScopeId $scope_ids).InUse) 2> $NULL
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# $Reserved=$((get-dhcpserverv4scopestatistics -ScopeId $scope_ids).Reserved) 2> $NULL
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# $Pending=$((get-dhcpserverv4scopestatistics -ScopeId $scope_ids).Pending) 2> $NULL
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#$AddressAssignedList=$(Get-DhcpServerv4Lease -ScopeId $scope_ids | ConvertTo-Csv -NoTypeInformation) 2> $NULL
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$AddressAssignedList=$((Get-DhcpServerv4Lease -ScopeId $scope_ids).AddressState) 2> $NULL
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#$Reservations=$(Get-DhcpServerv4Reservation -ScopeId $scope_ids | ConvertTo-Csv -NoTypeInformation) 2> $NULL
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$Reservations=$((Get-DhcpServerv4Reservation -ScopeId $scope_ids).AddressState) 2> $NULL
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$ExclusionRanges=$(Get-DhcpServerv4ExclusionRange -ScopeId $scope_ids | ConvertTo-Csv -NoTypeInformation) 2> $NULL
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$Start_range=((Get-DhcpServerv4ExclusionRange -ScopeId $scope_ids).StartRange.IPAddressToString) 2> $NULL
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$End_range=((Get-DhcpServerv4ExclusionRange -ScopeId $scope_ids).EndRange.IPAddressToString) 2> $NULL
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## reservation
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ForEach($reservation in $Reservations){
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if ($Reservations -match "InactiveReservation"){$count_reservation=$count_reservation+0}else {if ($Reservations){$count_reservation=$count_reservation+1}else {$count_reservation=$count_reservation+0} }
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}
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## leases
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ForEach($lease in $AddressAssignedList){
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if ($AddressAssignedList -match "InactiveReservation"){$count_leases=$count_leases+0}else {if ($Reservations){$count_reservation=$count_reservation+1}else {$count_reservation=$count_reservation+0} }
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}
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$count_assigned=$count_reservation+$count_leases
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# last octet value of an IP address
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$exc_start=$Start_range.Split('.')[-1]
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$exc_end=$End_range.Split('.')[-1]
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# avalaible end range - start range +1
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$avalaible=[int]$exc_end - [int]$exc_start +1
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$free= $avalaible - $count_reservation
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print_module "[$scope_ids] - dhcp usage" "generic_data" "$PercentageInUse" "Used percentage"
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print_module "[$scope_ids] - dhcp reserved ips" "generic_data" "$count_reservation" "reservations"
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print_module "[$scope_ids] - dhcp assigned ips" "generic_data" "$count_assigned" "assigned ips"
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print_module "[$scope_ids] - dhcp avalaible ips" "generic_data" "$avalaible" "Available and reserved ips"
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print_module "[$scope_ids] - dhcp free ips" "generic_data" "$free" "Available ips (not reserved)"
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#reset
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$count_reservation=0
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$count_leases=0
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}
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}
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