scripts: vsql certificate request uses the legacy SChannel CSP with an exchange key, validates before binding, scopes key access, saves bindings for rollback, resumes pending requests
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Co-Authored-By: Claude Fable 5.1 <[email protected]>
This commit is contained in:
2026-10-18 21:19:39 -06:00
co-authored by Claude Fable 5.1
parent fdfb8ae40f
commit 850e1da3a9
2 changed files with 255 additions and 103 deletions
+254 -102
View File
@@ -1,83 +1,207 @@
<#
.SYNOPSIS
Requests a SQL Server TLS certificate for vsql from PESCO-PSYLOCKE-CA and installs it on the instances.
Requests a SQL Server TLS certificate for vsql from PESCO-PSYLOCKE-CA and binds it to the instances.
.DESCRIPTION
Run on the SQL Server host (the machine behind vsql.pesco.com) in an elevated PowerShell, as a
domain account that may enroll from the chosen template. The script:
domain account that may enroll from the chosen template. Steps:
1. Writes a certreq INF with the requirements Packet Station needs: RSA 2048, SHA-256,
Server Authentication EKU, subject CN=vsql.pesco.com, subject alternative names
vsql.pesco.com, vsql, the host's own FQDN and short name, key in the Microsoft Software
Key Storage Provider, exportable, in the machine store.
2. Submits the request to the CA and installs the issued certificate.
3. Grants the SQL Server service account(s) read access to the private key.
4. Points each SQL Server instance at the certificate (the same registry value that SQL Server
Configuration Manager sets). ForceEncryption is left as it is.
5. Prints the thumbprint and what to restart. With -RestartInstances it restarts the services
(a short VISUAL outage; run off-hours).
1. Resolve the SQL Server instances to configure and their service accounts. Unknown names
in -Instances are an error, nothing is touched.
2. Write a certreq INF with what SQL Server requires (Microsoft certificate requirements):
a legacy CryptoAPI provider, Microsoft RSA SChannel Cryptographic Provider, with KeySpec
AT_KEYEXCHANGE; RSA 2048; SHA-256; Server Authentication EKU; key usage digital signature
and key encipherment; subject CN=vsql.pesco.com; subject alternative names vsql.pesco.com,
vsql, the host FQDN and short name; machine store; exportable.
3. Submit to the CA and install the issued certificate. A pending request is saved in a state
file; issue it on the CA, then rerun with -CerFile (or -Thumbprint once installed).
4. Validate the installed certificate before anything is bound: private key present and a
CSP exchange key, 2048 bits or more, SHA-256 family signature, valid dates, Server
Authentication EKU, every required SAN.
5. Grant the selected instances' service accounts read on the private key. A failure stops
the run before any instance is changed.
6. Save each instance's current Certificate value to the state file, then bind the new
thumbprint (the registry value SQL Server Configuration Manager sets). ForceEncryption is
left as it is. A failure restores the values already changed.
7. Print the restart commands, or restart with -RestartInstances (a short VISUAL outage).
Afterwards, from docker-1:
docker compose ... run --rm --no-deps -e VISUAL_ENCRYPT=yes worker doctor --skip mfiles,db,volume,smtp,clamav,ldap
should show "visual: Connect PASS" once the image trusts the PESCO CA.
-WhatIf previews every step, instance bindings and restarts included, without requesting.
-Rollback restores the Certificate values saved by the last run.
.PARAMETER CertificateAuthority
The CA config string, host\name. Default DC-02.PESCO.COM\PESCO-PSYLOCKE-CA.
CA config string host\name. Default DC-02.PESCO.COM\PESCO-PSYLOCKE-CA.
.PARAMETER Template
The certificate template name. Default WebServer. Use the template IT prefers for servers; it
must allow Server Authentication and an exportable private key is not required but is set.
Certificate template name. Default WebServer. The template must allow Server Authentication
and must not force a Key Storage Provider.
.PARAMETER Instances
SQL Server instance names to configure. Default: every instance found on this host
(MSSQLSERVER for the default instance, DEV for vsql\DEV, and so on).
Instance names to configure (MSSQLSERVER for the default instance, DEV for vsql\DEV).
Default: every instance on this host.
.PARAMETER CerFile
Continue from an issued certificate file (after a pending request was issued and retrieved).
.PARAMETER Thumbprint
Continue from a certificate already in the machine store; skips the request.
.PARAMETER RestartInstances
Restart each configured instance so the certificate takes effect.
.EXAMPLE
.\Request-VsqlServerCertificate.ps1
Requests and installs the certificate, configures every instance, prints restart instructions.
.EXAMPLE
.\Request-VsqlServerCertificate.ps1 -Instances DEV -RestartInstances
Configures only the DEV instance and restarts it.
.PARAMETER Rollback
Restore the Certificate values saved by the last run and stop.
.EXAMPLE
.\Request-VsqlServerCertificate.ps1 -WhatIf
Shows what would happen without changing anything.
.EXAMPLE
.\Request-VsqlServerCertificate.ps1 -Instances DEV
.EXAMPLE
.\Request-VsqlServerCertificate.ps1 -CerFile C:\ProgramData\PacketStation\vsql-cert\vsql-20261018-090000.cer -Instances DEV -RestartInstances
.EXAMPLE
.\Request-VsqlServerCertificate.ps1 -Rollback
#>
[CmdletBinding(SupportsShouldProcess)]
[CmdletBinding(SupportsShouldProcess, DefaultParameterSetName = 'Request')]
param(
[string]$CertificateAuthority = 'DC-02.PESCO.COM\PESCO-PSYLOCKE-CA',
[string]$Template = 'WebServer',
[string[]]$DnsNames = @('vsql.pesco.com', 'vsql'),
[string[]]$Instances,
[switch]$RestartInstances
[Parameter(ParameterSetName = 'Cer')][string]$CerFile,
[Parameter(ParameterSetName = 'Thumb')][string]$Thumbprint,
[switch]$RestartInstances,
[Parameter(ParameterSetName = 'Rollback')][switch]$Rollback
)
$ErrorActionPreference = 'Stop'
$acceptedSignatures = @('sha256RSA', 'sha384RSA', 'sha512RSA')
$work = Join-Path $env:ProgramData 'PacketStation\vsql-cert'
$stateFile = Join-Path $work 'state.json'
$instanceRoot = 'HKLM:\SOFTWARE\Microsoft\Microsoft SQL Server'
if (-not ([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)) {
throw 'Run this in an elevated PowerShell on the SQL Server host.'
function Test-Admin {
([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole([Security.Principal.WindowsBuiltInRole]::Administrator)
}
function Read-State {
if (Test-Path $stateFile) { Get-Content $stateFile -Raw | ConvertFrom-Json } else { [pscustomobject]@{} }
}
function Write-State([object]$state) {
New-Item -ItemType Directory -Force -Path $work | Out-Null
$state | ConvertTo-Json -Depth 5 | Set-Content -Path $stateFile -Encoding UTF8
}
function Get-SqlInstances([string[]]$wanted) {
$map = Get-ItemProperty "$instanceRoot\Instance Names\SQL" -ErrorAction SilentlyContinue
if (-not $map) { throw 'No SQL Server Database Engine instance is registered on this host. Is this the vsql machine?' }
$all = @($map.PSObject.Properties | Where-Object { $_.Name -notlike 'PS*' } | ForEach-Object {
$name = $_.Name
$svc = if ($name -eq 'MSSQLSERVER') { 'MSSQLSERVER' } else { "MSSQL`$$name" }
$service = Get-CimInstance Win32_Service -Filter "Name='$($svc.Replace('$','\$'))'" -ErrorAction SilentlyContinue
[pscustomobject]@{
Name = $name
Id = $_.Value
Service = $svc
Account = if ($service) { $service.StartName } else { $null }
RegKey = "$instanceRoot\$($_.Value)\MSSQLServer\SuperSocketNetLib"
}
})
if ($wanted) {
$unknown = @($wanted | Where-Object { $_ -notin $all.Name })
if ($unknown) { throw "Unknown instance(s): $($unknown -join ', '). Found on this host: $($all.Name -join ', ')" }
$all = @($all | Where-Object { $wanted -contains $_.Name })
}
foreach ($i in $all) {
if (-not $i.Account) { throw "Service $($i.Service) for instance $($i.Name) was not found." }
if (-not (Test-Path $i.RegKey)) { throw "Registry key for instance $($i.Name) not found: $($i.RegKey)" }
}
return $all
}
function Test-ServerCertificate([System.Security.Cryptography.X509Certificates.X509Certificate2]$cert, [string[]]$requiredNames) {
$problems = New-Object System.Collections.Generic.List[string]
if (-not $cert.HasPrivateKey) { $problems.Add('no private key in the machine store') }
$csp = $null
if ($cert.HasPrivateKey) {
$pk = $cert.PrivateKey
if ($pk -is [System.Security.Cryptography.RSACryptoServiceProvider]) {
$csp = $pk.CspKeyContainerInfo
if ($csp.KeyNumber -ne [System.Security.Cryptography.KeyNumber]::Exchange) { $problems.Add("KeySpec is $($csp.KeyNumber), SQL Server needs AT_KEYEXCHANGE") }
if ($csp.ProviderType -ne 12) { $problems.Add("provider type $($csp.ProviderType) ($($csp.ProviderName)); expected 12, Microsoft RSA SChannel Cryptographic Provider") }
}
else {
$problems.Add('the private key is not a CryptoAPI (CSP) key; a KSP/CNG key is not supported by SQL Server')
}
}
$keySize = $cert.PublicKey.Key.KeySize
if ($keySize -lt 2048) { $problems.Add("key size $keySize is below 2048") }
$sig = $cert.SignatureAlgorithm.FriendlyName
if ($sig -notin $acceptedSignatures) { $problems.Add("signature algorithm $sig is not one of $($acceptedSignatures -join ', ')") }
$now = Get-Date
if ($cert.NotBefore -gt $now -or $cert.NotAfter -lt $now.AddDays(30)) { $problems.Add("validity $($cert.NotBefore.ToString('yyyy-MM-dd')) to $($cert.NotAfter.ToString('yyyy-MM-dd')) is not usable") }
$eku = $cert.Extensions | Where-Object { $_.Oid.Value -eq '2.5.29.37' }
if (-not $eku -or -not ($eku.EnhancedKeyUsages | Where-Object { $_.Value -eq '1.3.6.1.5.5.7.3.1' })) { $problems.Add('Server Authentication EKU missing') }
$ku = $cert.Extensions | Where-Object { $_.Oid.Value -eq '2.5.29.15' }
if ($ku -and -not ($ku.KeyUsages -band [System.Security.Cryptography.X509Certificates.X509KeyUsageFlags]::KeyEncipherment)) { $problems.Add('key usage lacks key encipherment') }
$san = $cert.Extensions | Where-Object { $_.Oid.Value -eq '2.5.29.17' }
$sanText = if ($san) { $san.Format($false) } else { '' }
foreach ($n in $requiredNames) {
if ($sanText -notmatch [regex]::Escape("DNS Name=$n")) { $problems.Add("subject alternative name $n missing") }
}
return [pscustomobject]@{ Problems = $problems; Csp = $csp; KeySize = $keySize; Signature = $sig }
}
# --- rollback --------------------------------------------------------------------------------
if (Test-Admin -eq $false) { throw 'Run this in an elevated PowerShell on the SQL Server host.' }
if ($Rollback) {
$state = Read-State
if (-not $state.previous) { throw "No saved bindings in $stateFile." }
foreach ($p in $state.previous.PSObject.Properties) {
$inst = $p.Name; $value = $p.Value.value; $key = $p.Value.regKey
if ($PSCmdlet.ShouldProcess("instance $inst", "restore Certificate='$value'")) {
if ([string]::IsNullOrEmpty($value)) { Remove-ItemProperty -Path $key -Name Certificate -ErrorAction SilentlyContinue }
else { Set-ItemProperty -Path $key -Name Certificate -Value $value }
Write-Host "Restored $inst to '$value'"
}
}
Write-Host 'Restart the instances for the rollback to take effect.'
return
}
# --- 1. instances ------------------------------------------------------------------------------
$targets = Get-SqlInstances $Instances
$fqdn = [System.Net.Dns]::GetHostEntry($env:COMPUTERNAME).HostName
$short = $env:COMPUTERNAME
$names = @($DnsNames + $fqdn + $short) | Select-Object -Unique
$names = @($DnsNames + $fqdn + $env:COMPUTERNAME) | Select-Object -Unique
$primary = $DnsNames[0]
Write-Host "Host $fqdn. Certificate for CN=$primary with SANs: $($names -join ', ')"
Write-Host "Host $fqdn. Instances: $(($targets | ForEach-Object { "$($_.Name) [$($_.Account)]" }) -join ', ')"
Write-Host "Certificate CN=$primary, SANs: $($names -join ', ')"
# --- 1. INF for certreq ---------------------------------------------------------------------
$work = Join-Path $env:ProgramData 'PacketStation\vsql-cert'
New-Item -ItemType Directory -Force -Path $work | Out-Null
$cert = $null
$stamp = Get-Date -Format 'yyyyMMdd-HHmmss'
$inf = Join-Path $work "vsql-$stamp.inf"
$csr = Join-Path $work "vsql-$stamp.req"
$cer = Join-Path $work "vsql-$stamp.cer"
New-Item -ItemType Directory -Force -Path $work | Out-Null
$sanLines = ($names | ForEach-Object { "_continue_ = `"dns=$_&`"" }) -join "`r`n"
@"
if ($PSCmdlet.ParameterSetName -eq 'Thumb') {
$cert = Get-ChildItem Cert:\LocalMachine\My | Where-Object { $_.Thumbprint -eq $Thumbprint.ToUpper() }
if (-not $cert) { throw "Certificate $Thumbprint is not in the machine store." }
}
elseif ($PSCmdlet.ParameterSetName -eq 'Cer') {
if (-not (Test-Path $CerFile)) { throw "Certificate file not found: $CerFile" }
$issued = New-Object System.Security.Cryptography.X509Certificates.X509Certificate2 $CerFile
if ($PSCmdlet.ShouldProcess($CerFile, 'certreq -accept')) {
& certreq -accept -q $CerFile | Out-Host
if ($LASTEXITCODE -ne 0) { throw "certreq -accept failed ($LASTEXITCODE). The request that made this certificate must exist on this host." }
}
$cert = Get-ChildItem Cert:\LocalMachine\My | Where-Object { $_.Thumbprint -eq $issued.Thumbprint }
if (-not $cert -and -not $WhatIfPreference) { throw "Issued certificate $($issued.Thumbprint) not found in the machine store after accept." }
}
else {
# --- 2. INF ---------------------------------------------------------------------------------
$inf = Join-Path $work "vsql-$stamp.inf"
$csr = Join-Path $work "vsql-$stamp.req"
$cer = Join-Path $work "vsql-$stamp.cer"
$sanLines = ($names | ForEach-Object { "_continue_ = `"dns=$_&`"" }) -join "`r`n"
$infText = @"
[Version]
Signature = "`$Windows NT`$"
@@ -86,8 +210,11 @@ Subject = "CN=$primary"
KeyLength = 2048
KeyAlgorithm = RSA
HashAlgorithm = SHA256
ProviderName = "Microsoft Software Key Storage Provider"
KeySpec = 0
; SQL Server needs a legacy CryptoAPI provider and an exchange key (KeySpec = AT_KEYEXCHANGE).
ProviderName = "Microsoft RSA SChannel Cryptographic Provider"
ProviderType = 12
KeySpec = 1
; digital signature + key encipherment
KeyUsage = 0xA0
Exportable = TRUE
MachineKeySet = TRUE
@@ -103,79 +230,104 @@ $sanLines
[RequestAttributes]
CertificateTemplate = $Template
"@ | Set-Content -Path $inf -Encoding ASCII
"@
Write-Host "INF: $inf"
if ($WhatIfPreference) {
Write-Host $infText
Write-Host "WhatIf: would run certreq -new, -submit to $CertificateAuthority (template $Template) and -accept."
}
else {
$infText | Set-Content -Path $inf -Encoding ASCII
# --- 3. request, submit, accept -------------------------------------------------------
& certreq -new -q $inf $csr | Out-Host
if ($LASTEXITCODE -ne 0) { throw "certreq -new failed ($LASTEXITCODE)" }
$submit = & certreq -submit -q -config $CertificateAuthority $csr $cer 2>&1
$submit | Out-Host
$reqId = ($submit | Select-String -Pattern 'RequestId:\s*"?(\d+)' | ForEach-Object { $_.Matches[0].Groups[1].Value } | Select-Object -First 1)
$state = Read-State
$state | Add-Member -NotePropertyName request -NotePropertyValue ([pscustomobject]@{ id = $reqId; ca = $CertificateAuthority; cer = $cer; inf = $inf; at = (Get-Date).ToString('s') }) -Force
Write-State $state
if ($LASTEXITCODE -ne 0 -or -not (Test-Path $cer)) {
throw "The request was not issued (certreq exit $LASTEXITCODE, request id $reqId). If it is pending, have the CA admin issue it, then on this host run: certreq -retrieve -config `"$CertificateAuthority`" $reqId `"$cer`" and rerun this script with -CerFile `"$cer`"$(if ($Instances) { " -Instances $($Instances -join ',')" })."
}
& certreq -accept -q $cer | Out-Host
if ($LASTEXITCODE -ne 0) { throw "certreq -accept failed ($LASTEXITCODE)" }
$issued = New-Object System.Security.Cryptography.X509Certificates.X509Certificate2 $cer
$cert = Get-ChildItem Cert:\LocalMachine\My | Where-Object { $_.Thumbprint -eq $issued.Thumbprint }
if (-not $cert) { throw "Issued certificate $($issued.Thumbprint) not found in the machine store." }
}
}
Write-Host "INF written: $inf"
if ($WhatIfPreference -and -not $cert) {
Write-Host "WhatIf: would validate the certificate, grant private key read to $(($targets.Account | Select-Object -Unique) -join ', '), bind it to $(($targets.Name) -join ', ') and $(if ($RestartInstances) { 'restart' } else { 'print restart commands for' }) $(($targets.Service) -join ', ')."
return
}
if (-not $PSCmdlet.ShouldProcess($CertificateAuthority, "request certificate from template $Template")) { return }
# --- 2. request, submit, accept -------------------------------------------------------------
& certreq -new -q $inf $csr | Out-Host
if ($LASTEXITCODE -ne 0) { throw "certreq -new failed ($LASTEXITCODE)" }
& certreq -submit -q -config $CertificateAuthority $csr $cer | Out-Host
if ($LASTEXITCODE -ne 0) { throw "certreq -submit failed ($LASTEXITCODE). If the request is pending, have the CA admin issue it, then run: certreq -retrieve <RequestId> `"$cer`" and certreq -accept `"$cer`"" }
& certreq -accept -q $cer | Out-Host
if ($LASTEXITCODE -ne 0) { throw "certreq -accept failed ($LASTEXITCODE)" }
$issued = New-Object System.Security.Cryptography.X509Certificates.X509Certificate2 $cer
$cert = Get-ChildItem Cert:\LocalMachine\My | Where-Object { $_.Thumbprint -eq $issued.Thumbprint }
if (-not $cert) { throw "Issued certificate $($issued.Thumbprint) not found in the machine store." }
# --- 4. validate ------------------------------------------------------------------------------
$thumb = $cert.Thumbprint.ToLower()
$check = Test-ServerCertificate $cert $names
Write-Host "Certificate $($cert.Subject) thumbprint $thumb, $($check.KeySize)-bit, $($check.Signature), expires $($cert.NotAfter.ToString('yyyy-MM-dd'))"
if ($check.Problems.Count) {
throw "The certificate is not usable by SQL Server:`n - $($check.Problems -join "`n - ")`nNothing was bound. Check the template ($Template) on the CA; it must issue through a legacy CSP with an exchange key."
}
$keySize = $cert.PublicKey.Key.KeySize
$sig = $cert.SignatureAlgorithm.FriendlyName
Write-Host "Installed: $($cert.Subject) thumbprint $thumb, $keySize-bit, $sig, expires $($cert.NotAfter.ToString('yyyy-MM-dd'))"
if ($keySize -lt 2048 -or $sig -notmatch 'sha256') { Write-Warning 'The CA issued something weaker than requested. Check the template and the CA hash setting.' }
# --- 3. private key read access for the SQL Server service accounts -------------------------
$services = Get-CimInstance Win32_Service | Where-Object { $_.Name -eq 'MSSQLSERVER' -or $_.Name -like 'MSSQL$*' }
if (-not $services) { Write-Warning 'No SQL Server service found on this host. Is this the vsql machine?' }
$rsa = [System.Security.Cryptography.X509Certificates.RSACertificateExtensions]::GetRSAPrivateKey($cert)
$keyName = $rsa.Key.UniqueName
$keyFile = Get-ChildItem -Path "$env:ProgramData\Microsoft\Crypto\Keys", "$env:ProgramData\Microsoft\Crypto\RSA\MachineKeys" -Filter $keyName -Recurse -ErrorAction SilentlyContinue | Select-Object -First 1
if (-not $keyFile) { throw "Private key file $keyName not found under ProgramData\Microsoft\Crypto." }
foreach ($svc in $services) {
$acct = $svc.StartName
if ($PSCmdlet.ShouldProcess($keyFile.FullName, "grant read to $acct")) {
& icacls $keyFile.FullName /grant "${acct}:(R)" | Out-Null
if ($LASTEXITCODE -ne 0) { Write-Warning "icacls failed for $acct; grant Read on the private key by hand (certlm.msc, Manage Private Keys)." }
else { Write-Host "Private key read granted to $acct ($($svc.Name))" }
# --- 5. private key access, per selected instance account ------------------------------------
$keyName = $check.Csp.UniqueKeyContainerName
$keyFile = Join-Path $env:ProgramData "Microsoft\Crypto\RSA\MachineKeys\$keyName"
if (-not (Test-Path $keyFile)) { throw "Private key container file not found: $keyFile" }
foreach ($acct in ($targets.Account | Select-Object -Unique)) {
if ($PSCmdlet.ShouldProcess($keyFile, "grant read to $acct")) {
$out = & icacls $keyFile /grant "${acct}:(R)" 2>&1
if ($LASTEXITCODE -ne 0) { throw "Could not grant $acct read on the private key ($out). Nothing was bound." }
Write-Host "Private key read granted to $acct"
}
}
# --- 4. point each instance at the certificate -----------------------------------------------
$instanceRoot = 'HKLM:\SOFTWARE\Microsoft\Microsoft SQL Server'
$instanceMap = Get-ItemProperty "$instanceRoot\Instance Names\SQL" -ErrorAction SilentlyContinue
if (-not $instanceMap) { throw 'No SQL Server instances are registered on this host.' }
$all = $instanceMap.PSObject.Properties | Where-Object { $_.Name -notlike 'PS*' } | ForEach-Object { @{ Name = $_.Name; Id = $_.Value } }
if ($Instances) { $all = $all | Where-Object { $Instances -contains $_.Name } }
if (-not $all) { throw "None of the requested instances ($($Instances -join ', ')) exist here. Found: $(($instanceMap.PSObject.Properties | Where-Object { $_.Name -notlike 'PS*' } | ForEach-Object Name) -join ', ')" }
# --- 6. bind, with saved previous values ---------------------------------------------------------
$state = Read-State
$previous = [ordered]@{}
foreach ($i in $targets) {
$cur = (Get-ItemProperty $i.RegKey -Name Certificate -ErrorAction SilentlyContinue).Certificate
$previous[$i.Name] = [pscustomobject]@{ regKey = $i.RegKey; value = $cur }
}
$state | Add-Member -NotePropertyName previous -NotePropertyValue ([pscustomobject]$previous) -Force
$state | Add-Member -NotePropertyName bound -NotePropertyValue ([pscustomobject]@{ thumbprint = $thumb; at = (Get-Date).ToString('s'); instances = @($targets.Name) }) -Force
Write-State $state
Write-Host "Previous bindings saved to $stateFile (rollback: .\Request-VsqlServerCertificate.ps1 -Rollback)"
foreach ($inst in $all) {
$key = "$instanceRoot\$($inst.Id)\MSSQLServer\SuperSocketNetLib"
if ($PSCmdlet.ShouldProcess("$($inst.Name) ($key)", "set Certificate=$thumb")) {
Set-ItemProperty -Path $key -Name Certificate -Value $thumb
$force = (Get-ItemProperty $key -Name ForceEncryption -ErrorAction SilentlyContinue).ForceEncryption
Write-Host "Instance $($inst.Name): Certificate set (ForceEncryption=$force, unchanged)"
$done = @()
try {
foreach ($i in $targets) {
if ($PSCmdlet.ShouldProcess("instance $($i.Name)", "set Certificate=$thumb")) {
Set-ItemProperty -Path $i.RegKey -Name Certificate -Value $thumb
$done += $i
$force = (Get-ItemProperty $i.RegKey -Name ForceEncryption -ErrorAction SilentlyContinue).ForceEncryption
Write-Host "Instance $($i.Name): Certificate bound (ForceEncryption=$force, unchanged)"
}
}
}
catch {
foreach ($i in $done) {
$old = $previous[$i.Name].value
if ([string]::IsNullOrEmpty($old)) { Remove-ItemProperty -Path $i.RegKey -Name Certificate -ErrorAction SilentlyContinue } else { Set-ItemProperty -Path $i.RegKey -Name Certificate -Value $old }
Write-Warning "Restored $($i.Name) to its previous binding."
}
throw
}
# --- 5. restart ------------------------------------------------------------------------------
$toRestart = $all | ForEach-Object { if ($_.Name -eq 'MSSQLSERVER') { 'MSSQLSERVER' } else { "MSSQL`$$($_.Name)" } }
# --- 7. restart ------------------------------------------------------------------------------
if ($RestartInstances) {
foreach ($s in $toRestart) {
if ($PSCmdlet.ShouldProcess($s, 'restart service')) { Restart-Service -Name $s -Force; Write-Host "Restarted $s" }
foreach ($i in $targets) {
if ($PSCmdlet.ShouldProcess($i.Service, 'restart service')) { Restart-Service -Name $i.Service -Force; Write-Host "Restarted $($i.Service)" }
}
} else {
}
else {
Write-Host ''
Write-Host 'Restart the instances for the certificate to take effect (off-hours; VISUAL users lose their connection):'
$toRestart | ForEach-Object { Write-Host " Restart-Service -Name '$_' -Force" }
$targets | ForEach-Object { Write-Host " Restart-Service -Name '$($_.Service)' -Force" }
}
Write-Host ''
Write-Host "Done. Thumbprint $thumb. The SQL Server error log should show 'The certificate [Cn = $primary] was successfully loaded for encryption' after the restart."
Write-Host "Done. Thumbprint $thumb. After the restart the SQL Server error log should read 'The certificate [Cn = $primary] was successfully loaded for encryption'."
Write-Host 'If an instance fails to start, run this script with -Rollback and restart it, then check the private key access and the provider.'
Write-Host 'Then tell Packet Station: the stacks switch to VISUAL_ENCRYPT=yes (Gitea issue 5).'