internal/Update-SqlDbOwner.ps1

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
Function Update-SqlDbOwner
{
<#
.SYNOPSIS
Internal function. Updates specified database dbowner.
#>

[CmdletBinding()]
param (
[Parameter(Mandatory = $true)]
[ValidateNotNullOrEmpty()]
[object]$source,
[Parameter(Mandatory = $true)]
[ValidateNotNullOrEmpty()]
[object]$destination,
[string]$dbname,
[System.Management.Automation.PSCredential]$SourceSqlCredential,
[System.Management.Automation.PSCredential]$DestinationSqlCredential
)

$sourceserver = Connect-SqlServer -SqlServer $Source -SqlCredential $SourceSqlCredential
$destserver = Connect-SqlServer -SqlServer $Destination -SqlCredential $DestinationSqlCredential

$source = $sourceserver.DomainInstanceName
$destination = $destserver.DomainInstanceName

if ($dbname.length -eq 0)
{
$databases = ($sourceserver.Databases | Where-Object { $destserver.databases.name -contains $_.name -and $_.IsSystemObject -eq $false }).Name
}
else { $databases = $dbname }

foreach ($dbname in $databases)
{
$destdb = $destserver.databases[$dbname]
$dbowner = $sourceserver.databases[$dbname].owner

if ($destdb.owner -ne $dbowner)
{
if ($destdb.Status -ne 'Normal') { Write-Output "Database status not normal. Skipping dbowner update."; continue }

if ($dbowner -eq $null -or $destserver.logins[$dbowner] -eq $null)
{
try
{
$dbowner = ($destserver.logins | Where-Object { $_.id -eq 1 }).Name
}
catch
{
$dbowner = "sa"
}
}

try
{
if ($destdb.ReadOnly -eq $true)
{
$changeroback = $true
Update-SqlDbReadOnly $destserver $dbname $false
}

$destdb.SetOwner($dbowner)
Write-Output "Changed $dbname owner to $dbowner"

if ($changeroback)
{
Update-SqlDbReadOnly $destserver $dbname $true
$changeroback = $null
}
}
catch
{
Write-Error "Failed to update $dbname owner to $dbowner."
}
}
else { Write-Output "Proper owner already set on $dbname" }
}
}