Files
management-scripts/Fix-UpdateLocalHosts.ps1
2026-03-17 13:19:24 -04:00

77 lines
2.6 KiB
PowerShell

$DNSHelper = $Global:ToolsDirectory + '\ekdns.exe'
$DNSHelperRequiredVersion = '2.3.0'
$DownloadRequired = $false
If (Test-Path $DNSHelper) {
$versionOutput = (& $DNSHelper 2>&1 | Select-Object -First 1)
If ($versionOutput -match 'v(\d+\.\d+\.\d+)') {
If ($Matches[1] -ne $DNSHelperRequiredVersion) {
$DownloadRequired = $true
}
} Else {
$DownloadRequired = $true
}
} Else {
$DownloadRequired = $true
}
# Download the latest version of ekDNSHelper
If ($DownloadRequired) {
$DNSHelperURL = 'https://www.emberkom.com/tools/ekdns-x64.exe'
If (!(Test-Path ${Env:ProgramFiles(x86)})) {
$DNSHelperURL = 'https://www.emberkom.com/tools/ekdns-x86.exe'
}
If (Test-Path $DNSHelper) { Remove-Item -Path $DNSHelper -Force -ErrorAction SilentlyContinue }
Write-Output "Downloading latest version of ekDNSHelper"
Download-File -URL $DNSHelperURL -File $DNSHelper
}
# Delete the old version of ekDNSHelper if it exists
If ( Test-Path ($Global:ToolsDirectory + '\dnshelper.exe') ) {
Write-Output "Deleting old version of ekDNSHelper: ${Global:ToolsDirectory}\dnshelper.exe"
Remove-Item -Path ($Global:ToolsDirectory + '\dnshelper.exe') -Force -ErrorAction SilentlyContinue
}
$RefreshScript = $Global:ToolsDirectory + '\refresh-local-hosts.bat'
$todaysDate = Get-LongDate
$RefreshScriptHeader = @"
@echo off
REM Refresh IP to name mappings in local hosts file
REM This script was created by an automatic process and should not be edited manually
REM Author: David Yoder, Emberkom LLC (Fix-UpdateLocalHosts.ps1)
REM Updated: ${todaysDate}`n
"@
$Hosts = @(
'auth.services.mspbackups.com',
'ws.mspbackups.com'
)
If ($BackupBucket.Length -ge 2 ) {
$Hosts += $BackupBucket
}
$HostString = ''
ForEach ($Hostname in $Hosts) {
If ($HostString.Length -gt 0) { $HostString = $HostString + ',' + $Hostname }
Else { $HostString = $Hostname }
}
If ( Test-Path $DNSHelper ) {
$commandString = """${DNSHelper}"" add -host ${HostString}"
$content = $RefreshScriptHeader + $commandString
Write-Output "Creating latest refresh script"
If ( Test-Path $RefreshScript ) { Remove-Item -Path $RefreshScript -Force }
Try {
New-Item -Path $RefreshScript -ItemType File -Force | Out-Null
Set-Content -Path $RefreshScript -Value $content
}
Catch { Write-Error $_.Exception.Message }
Write-Output "Updating local hosts file with name-to-IP mappings for the following host(s): ${HostString}"
& "${RefreshScript}"
} Else {
Write-Error "Cannot find the DNS Helper executable: ""${DNSHelper}"""
}