powershell_w2k19_install_snmpd.ps1

#
# Author: Jan Gilla
# Company: level66.network UG (haftungsbeschränkt)
# Description: PowerShell script to install snmpd daemon on windows systems, generate the configuration and reload the service.
#

# Define variables here.
$SNMPD_COMMUNITY = "public"
$SNMPD_LOCATION = "Milki Way"
$SNMPD_CONTACT = "test@example.com"

# Do not change anything below here!
Write-Host "Installing snmpd service via Windows Features ..."
Import-Module ServerManager
Install-WindowsFeature SNMP-Service | Out-Null
Install-WindowsFeature SNMP-WMI-Provider | Out-Null

Write-Host "Deploy configuration to service ..."
Set-ItemProperty HKLM:\SYSTEM\CurrentControlSet\Services\SNMP\Parameters\RFC1156Agent -Name sysLocation -Type String -Value $SNMPD_LOCATION
Set-ItemProperty HKLM:\SYSTEM\CurrentControlSet\Services\SNMP\Parameters\RFC1156Agent -Name sysContact -Type String -Value $SNMPD_CONTACT
Set-ItemProperty HKLM:\SYSTEM\CurrentControlSet\Services\SNMP\Parameters\ValidCommunities -Name $SNMPD_COMMUNITY -Type DWord -Value 0x4
try {
    if(Get-ItemProperty HKLM:\SYSTEM\CurrentControlSet\Services\SNMP\Parameters\PermittedManagers -Name 1 -eq "localhost"){
        Remove-ItemProperty HKLM:\SYSTEM\CurrentControlSet\Services\SNMP\Parameters\PermittedManagers -Name 1
    }
}catch {}

Write-Host "Restart snmpd service via systemd ..."
Restart-Service -Name SNMP