functions/Find-DbaUserObject.ps1

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Function Find-DbaUserObject
{
<#
.SYNOPSIS
Searches SQL Server to find user-owned objects (ie. not dbo or sa) or for any object owned by a specific user specified by the Pattern parameter.
 
.DESCRIPTION
Looks at the below list of objects to see if they are either owned by a user or a specific user (using the parameter -Pattern)
    Database Owner
    Agent Job Owner
    Used in Credential
    USed in Proxy
    SQL Agent Steps using a Proxy
    Endpoints
    Database Schemas
    Database Roles
    Dabtabase Assembles
    Database Synonyms
 
.PARAMETER SqlInstance
SqlInstance name or SMO object representing the SQL Server to connect to. This can be a collection and recieve pipeline input
 
.PARAMETER SqlCredential
PSCredential object to connect as. If not specified, current Windows login will be used.
 
.PARAMETER Pattern
The regex pattern that the command will search for
 
.NOTES
Original Author: Stephen Bennett, https://sqlnotesfromtheunderground.wordpress.com/
dbatools PowerShell module (https://dbatools.io, clemaire@gmail.com)
Copyright (C) 2016 Chrissy LeMaire
This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with this program. If not, see <http://www.gnu.org/licenses/>.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
 
.LINK
https://dbatools.io/Find-DbaUserObject
 
.EXAMPLE
Find-DbaUserObject -SqlInstance DEV01 -Pattern ad\stephen
 
Searches user objects for owner ad\stephen
  
.EXAMPLE
Find-DbaUserObject -SqlInstance DEV01 -Verbose
 
Shows all user owned (non-sa, non-dbo) objects and verbose output
#>

[CmdletBinding()]
Param (
[parameter(Position = 0, Mandatory = $true, ValueFromPipeline = $True)]
[Alias("ServerInstance", "SqlServer", "SqlInstances")]
[object[]]$SqlInstance,
[System.Management.Automation.PSCredential]$SqlCredential,
[string]$Pattern
)
begin
{
if ($Pattern -match '^[\w\d\.-]+\\[\w\d\.-]+$')
{
Write-Verbose "Too few slashes, adding extra as required by regex"
$Pattern = $Pattern.Replace('\', '\\')
}
}
process
{
foreach ($Instance in $SqlInstance)
{
try
{
Write-Verbose "Connecting to $Instance"
$server = Connect-SqlServer -SqlServer $Instance -SqlCredential $sqlcredential
}
catch
{
Write-Warning "Failed to connect to: $Instance"
continue
}

$saname = Get-SaLoginName $server

## Credentials
if (-not $pattern)
{
Write-Verbose "Gather data on credentials"
$creds = $server.Credentials
Write-Verbose "Gather data on proxy accounts"
$proxies = $server.JobServer.ProxyAccounts
Write-Verbose "Gather data on endpoints"
$endPoints = $server.Endpoints | Where-Object { $_.Owner -ne $saname }
Write-Verbose "Gather data on Agent Jobs ownership"
$jobs = $server.JobServer.Jobs | Where-Object { $_.OwnerLoginName -ne $saname }
}
else
{
Write-Verbose "Gather data on credentials"
$creds = $server.Credentials | Where-Object { $_.Identity -match $pattern }
Write-Verbose "Gather data on proxy accounts"
$proxies = $server.JobServer.ProxyAccounts | Where-Object { $_.CredentialIdentity -match $pattern }
Write-Verbose "Gather data on endpoints"
$endPoints = $server.Endpoints | Where-Object { $_.Owner -match $pattern }
Write-Verbose "Gather data on Agent Jobs ownership"
$jobs = $server.JobServer.Jobs | Where-Object { $_.OwnerLoginName -match $pattern }
}


## dbs
if (-not $pattern)
{
foreach ($db in $server.Databases | Where-Object{ $_.Owner -ne $saname })
{
Write-Verbose "checking if $db is owned "

[PSCustomObject]@{
ComputerName = $server.NetName
SqlInstance = $server.ServiceName
Type = "Database"
Owner = $db.Owner
Name = $db.Name
Parent = $db.Parent.Name
}
}
}
else
{
foreach ($db in $server.Databases | Where-Object { $_.Owner -match $pattern })
{

[PSCustomObject]@{
ComputerName = $server.NetName
SqlInstance = $server.ServiceName
Type = "Database"
Owner = $db.Owner
Name = $db.Name
Parent = $db.Parent.Name
}
}
}

## agent jobs
if (-not $pattern)
{
foreach ($job in $server.JobServer.Jobs | Where-Object { $_.OwnerLoginName -ne $saname })
{
[PSCustomObject]@{
ComputerName = $server.NetName
SqlInstance = $server.ServiceName
Type = "Agent Job"
Owner = $job.OwnerLoginName
Name = $job.Name
Parent = $job.Parent.Name
}
}
}
else
{
foreach ($job in $server.JobServer.Jobs | Where-Object { $_.OwnerLoginName -match $pattern })
{
[PSCustomObject]@{
ComputerName = $server.NetName
SqlInstance = $server.ServiceName
Type = "Agent Job"
Owner = $job.OwnerLoginName
Name = $job.Name
Parent = $job.Parent.Name
}
}
}

## credentials
foreach ($cred in $creds)
{
## list credentials using the account

[PSCustomObject]@{
ComputerName = $server.NetName
SqlInstance = $server.ServiceName
Type = "Credential"
Owner = $cred.Identity
Name = $cred.Name
Parent = $cred.Parent.Name
}
}

## proxys
foreach ($proxy in $proxies)
{
[PSCustomObject]@{
ComputerName = $server.NetName
SqlInstance = $server.ServiceName
Type = "Proxy"
Owner = $proxy.CredentialIdentity
Name = $proxy.Name
Parent = $proxy.Parent.Name
}

## list agent jobs steps using proxy
foreach ($job in $server.JobServer.Jobs)
{
foreach ($step in $job.JobSteps | Where-Object { $_.ProxyName -eq $proxy.Name })
{
[PSCustomObject]@{
ComputerName = $server.NetName
SqlInstance = $server.ServiceName
Type = "Agent Step"
Owner = $step.ProxyName
Name = $step.Name
Parent = $step.Parent.Name #$step.Name
}
}
}
}


## endpoints
foreach ($endPoint in $endPoints)
{
[PSCustomObject]@{
ComputerName = $server.NetName
SqlInstance = $server.ServiceName
Type = "Endpoint"
Owner = $endpoint.Owner
Name = $endPoint.Name
Parent = $endPoint.Parent.Name
}
}

## Loop internal database
foreach ($db in $server.Databases | Where-Object { $_.Status -eq "Normal" })
{
Write-Verbose "Gather user owned object in database: $db"
##schemas
$sysSchemas = "DatabaseMailUserRole", "db_ssisadmin", "db_ssisltduser", "db_ssisoperator", "SQLAgentOperatorRole", "SQLAgentReaderRole", "SQLAgentUserRole", "TargetServersRole", "RSExecRole"

if (-not $pattern)
{
$schemas = $db.Schemas | Where-Object { $_.IsSystemObject -eq 0 -and $_.Owner -ne "dbo" -and $sysSchemas -notcontains $_.Owner }
}
else
{
$schemas = $db.Schemas | Where-Object { $_.IsSystemObject -eq 0 -and $_.Owner -match $pattern -and $sysSchemas -notcontains $_.Owner }
}
foreach ($schema in $schemas)
{
[PSCustomObject]@{
ComputerName = $server.NetName
SqlInstance = $server.ServiceName
Type = "Schema"
Owner = $schema.Owner
Name = $schema.Name
Parent = $schema.Parent.Name
}
}

## database roles
if (-not $pattern)
{
$roles = $db.Roles | Where-Object { $_.IsSystemObject -eq 0 -and $_.Owner -ne "dbo" }
}
else
{
$roles = $db.Roles | Where-Object { $_.IsSystemObject -eq 0 -and $_.Owner -match $pattern }
}
foreach ($role in $roles)
{
[PSCustomObject]@{
ComputerName = $server.NetName
SqlInstance = $server.ServiceName
Type = "Database Role"
Owner = $role.Owner
Name = $role.Name
Parent = $role.Parent.Name
}
}

## assembly
if (-not $pattern)
{
$assemblies = $db.Assemblies | Where-Object { $_.IsSystemObject -eq 0 -and $_.Owner -ne "dbo" }
}
else
{
$assemblies = $db.Assemblies | Where-Object { $_.IsSystemObject -eq 0 -and $_.Owner -match $pattern }
}

foreach ($assembly in $assemblies)
{
[PSCustomObject]@{
ComputerName = $server.NetName
SqlInstance = $server.ServiceName
Type = "Database Assembly"
Owner = $assembly.Owner
Name = $assembly.Name
Parent = $assembly.Parent.Name
}
}

## synonyms
if (-not $pattern)
{
$synonyms = $db.Synonyms | Where-Object { $_.IsSystemObject -eq 0 -and $_.Owner -ne "dbo" }
}
else
{
$synonyms = $db.Synonyms | Where-Object { $_.IsSystemObject -eq 0 -and $_.Owner -match $pattern }
}

foreach ($synonym in $synonyms)
{
[PSCustomObject]@{
ComputerName = $server.NetName
SqlInstance = $server.ServiceName
Type = "Database Synonyms"
Owner = $synonym.Owner
Name = $synonym.Name
Parent = $synonym.Parent.Name
}
}
}
}
}
}